A-Z Species Index
Abax parallelepipedus 
Abdera biflexuosa 
Abdera quadrifasciata 
Ablabesmyia longistyla 
Ablabesmyia monilis 
Ablattaria laevigata 
Abra alba a mollusc
Abra nitida a mollusc
Abra tenuis a mollusc
Abraeus granulum 
Abraeus perpusillus 
Abramis bjoerkna Silver Bream
Abramis brama Common Bream
Abraxas grossulariata Magpie Moth
Abraxas sylvata Clouded Magpie
Abrostola tripartita Spectacle
Abrostola triplasia Dark Spectacle
Acalles misellus 
Acalles ptinoides 
Acalypta parvula 
Acanthinula aculeata Prickly Snail
Acanthiophilus helianthi 
Acanthocardia echinata a mollusc
Acanthocinus aedilis Timberman
Acanthodelphax spinosa a planthopper
Acanthodoris pilosa a mollusc
Acanthoscelides obtectus Common Bean Weevil
Acanthosoma haemorrhoidale Hawthorn Shieldbug
Acartophthalmus bicolor 
Acartophthalmus nigrinus 
Acasis viretata Yellow-barred Brindle
Acentria ephemerella Water Veneer
Acericerus heydenii 
Acericerus ribauti 
Acericerus vittifrons 
Acetropis gimmerthalii 
Achalcus bimaculatus 
Achalcus britannicus 
Achalcus cinereus 
Achalcus flavicollis 
Achalcus thalhammeri 
Achalcus vaillanti 
Achanthiptera rohrelliformis 
Achenium depressum 
Achenium humile 
Acherontia atropos Death's-head Hawk-moth
Acheta domesticus House Cricket
Achlya flavicornis Yellow Horned
Achroia grisella Lesser Wax Moth
Achyrolimonia decemmaculata 
Acidia cognata 
Acidota cruentata 
Acilius sulcatus 
Acinia corniculata 
Acleris aspersana Small Rufous Tortrix
Acleris bergmanniana Yellow Rose Tortrix
Acleris comariana Strawberry Tortrix
Acleris cristana Tufted Tortrix
Acleris emargana Scalloped Tortrix
Acleris ferrugana Tawny Oak Tortrix
Acleris ferrugana/notana Tawny Oak Tortrix agg.
Acleris forsskaleana Netted Tortrix
Acleris hastiana Varied Tortrix
Acleris holmiana White-marked Tortrix
Acleris hyemana a moth
Acleris kochiella Elm Tortrix
Acleris laterana Dark-marked Tortrix
Acleris laterana/comariana Dark-marked Tortrix agg.
Acleris literana Lichen Tortrix
Acleris logiana White Birch Tortrix
Acleris lorquiniana a moth
Acleris maccana Northern Marbled Tortrix
Acleris notana Tawny Birch Tortrix
Acleris rhombana Rhomboid Tortrix
Acleris schalleriana Viburnum Tortrix
Acleris shepherdana Fen Tortrix
Acleris sparsana Lead-coloured Tortrix
Acleris umbrana Dark-streaked Button
Acleris variegana Garden Rose Tortrix
Acletoxenus formosus 
Acnemia nitidicollis 
Acompocoris pygmaeus 
Acompsia cinerella The Cinereous
Acompsia schmidtiellus Marjoram Snout
Acontia trabealis Spotted Sulphur
Acricotopus lucens 
Acritus homoeopathicus 
Acritus nigricornis 
Acrobasis advenella Hawthorn Knot-horn
Acrobasis consociella Grey Oak Knot-horn
Acrobasis marmorea Marbled Knot-horn
Acrobasis repandana Beautiful Oak Knot-horn
Acrobasis suavella Blackthorn Knot-horn
Acrobasis tumidana Tufted Oak Knot-horn
Acrocera orbiculus 
Acrocercops brongniardella Oak Cloud
Acrolepia autumnitella Speckled Bittersweet Moth
Acrolepiopsis assectella Leek Moth
Acrolepiopsis marcidella a moth
Acrolocha sulcula 
Acroloxus lacustris 
Acronicta aceris Sycamore
Acronicta alni Alder Moth
Acronicta leporina Miller
Acronicta psi Grey Dagger
Acronicta rumicis Knot Grass
Acronicta tridens Dark Dagger
Acronicta tridens/psi Dark Dagger / Grey Dagger
Acrosathe annulata 
Acrossus luridus 
Acrossus rufipes 
Acrotona aterrima 
Acrotona muscorum 
Acrotona obfuscata 
Acrotona parens 
Acrotrichis arnoldi 
Acrotrichis cognata 
Acrotrichis danica 
Acrotrichis fascicularis 
Acrotrichis grandicollis 
Acrotrichis henrici 
Acrotrichis intermedia 
Acrotrichis montandonii 
Acrotrichis sericans 
Acrotrichis sitkaensis 
Actebia praecox Portland Moth
Actenicerus sjaelandicus Marsh Click Beetle
Actia infantula 
Actia lamia 
Actidium coarctatum 
Actinopteryx fucicola 
Actinotia polyodon Purple Cloud
Acupalpus brunnipes 
Acupalpus dubius 
Acupalpus elegans 
Acupalpus exiguus 
Acupalpus maculatus 
Acupalpus meridianus 
Acupalpus parvulus 
Adaina microdactyla Hemp Agrimony Plume
Adalia bipunctata 2-spot Ladybird
Adalia decempunctata 10-spot Ladybird
Adarrus ocellaris 
Adela croesella Lesser Banded Longhorn
Adela cuprella Sallow Longhorn
Adela reaumurella Green Longhorn
Adelphocoris lineolatus 
Aderus populneus 
Adia cinerella 
Adicella reducta a caddisfly
Admontia maculisquama 
Adomerus biguttatus Cow-wheat Shieldbug
Adonis annua Pheasants-eye
Adoxophyes orana Summer Fruit Tortrix
Adrastus pallens 
Adscita statices Forester
Aedes cinereus 
Aedes vexans 
Aedia funesta Druid
Aedia leucomelas Sorcerer
Aegialia arenaria 
Aegopinella nitidula Smooth Glass Snail
Aegopinella pura Clear Glass Snail
Aeletes atomarius 
Aelia acuminata Bishop's Mitre Shieldbug
Aequipecten opercularis a mollusc
Aeshna affinis (Vander Linden, 1823)
Aeshna cyanea (Muller, 1764)
Aeshna grandis (Linnaeus, 1758)
Aeshna isosceles (Muller, 1767)
Aeshna mixta Latrielle, 1805
Aethalura punctulata Grey Birch
Aethes beatricella Broad-barred Straw
Aethes cnicana Thistle Straw
Aethes dilucidana Short-barred Straw
Aethes fennicana Essex Straw
Aethes francillana Narrow-barred Straw
Aethes hartmanniana Lesser Marbled Straw
Aethes margaritana Silver-striped Straw
Aethes margarotana a moth
Aethes piercei Greater Marbled Straw
Aethes rubigana Burdock Straw
Aethes smeathmanniana Common Marbled Straw
Aethes tesserana Four-spotted Straw
Aethes williana Silver-speckled Straw
Agabus affinis 
Agabus biguttatus 
Agabus bipustulatus 
Agabus conspersus 
Agabus didymus 
Agabus guttatus 
Agabus nebulosus 
Agabus paludosus 
Agabus sturmii 
Agalenatea redii 
Agallia consobrina 
Agapanthia villosoviridescens 
Agapeta hamana Garden Straw
Agapeta zoegana Bright Straw
Agapetus fuscipes a caddisfly
Agaricochara latissima 
Agathidium laevigatum 
Agathidium marginatum 
Agathidium nigrinum 
Agathidium varians 
Agathomyia antennata 
Agathomyia collini 
Agathomyia falleni 
Agathomyia unicolor 
Agathomyia wankowiczii 
Agdistis bennetii Saltmarsh Plume
Agelastica alni 
Agelena labyrinthica 
Agenioideus cinctellus a spider-hunter wasp
Agenioideus sericeus a spider-hunter wasp
Aglais io Peacock
Aglais urticae Small Tortoiseshell
Aglossa caprealis Small Tabby
Aglossa pinguinalis Large Tabby
Agnocoris reclairei 
Agnoea flavifrontella Yellow-headed Concealer
Agnoea josephinae Orange-headed Concealer
Agnoea subochreella Straw Concealer
Agonopterix alstromeriana Hemlock Moth
Agonopterix angelicella Angelica Brown
Agonopterix arenella Brindled Buff
Agonopterix assimilella Speckled Broom Buff
Agonopterix atomella a moth
Agonopterix ciliella Banded Brindled Brown
Agonopterix cnicella Sea-holly Brown
Agonopterix curvipunctosa Powdered Buff
Agonopterix heracliana Common Brindled Brown
Agonopterix heracliana agg. Common Brindled Brown agg.
Agonopterix heracliana/ciliella Agonopterix heracliana/ciliella agg.
Agonopterix kaekeritziana Knapweed Buff
Agonopterix liturosa Purple-shaded Brown
Agonopterix nervosa Burnt-tip Buff
Agonopterix ocellana Red-eyed Buff
Agonopterix propinquella Black-spot Buff
Agonopterix purpurea Least Brown
Agonopterix putridella Estuarine Buff
Agonopterix rotundella a moth
Agonopterix scopariella Broom Buff
Agonopterix subpropinquella Blackneck Buff
Agonopterix umbellana Gorse Buff
Agonopterix yeatiana Coastal Buff
Agonum emarginatum 
Agonum fuliginosum 
Agonum gracile 
Agonum marginatum 
Agonum micans 
Agonum muelleri 
Agonum nigrum 
Agonum thoreyi 
Agonum viduum 
Agramma laetum 
Agraylea multipunctata a caddisfly
Agraylea sexmaculata a caddisfly
Agrilinus ater 
Agrilinus constans 
Agrilus angustulus a jewel beetle
Agrilus biguttatus Oak Jewel Beetle
Agrilus cuprescens a jewel beetle
Agrilus cyanescens a jewel beetle
Agrilus laticornis a jewel beetle
Agrilus sinuatus Hawthorn Jewel Beetle
Agrilus sulcicollis a jewel beetle
Agrilus viridis a jewel beetle
Agriopis aurantiaria Scarce Umber
Agriopis leucophaearia Spring Usher
Agriopis marginaria Dotted Border
Agriotes acuminatus 
Agriotes lineatus 
Agriotes obscurus 
Agriotes pallidulus 
Agriotes sordidus 
Agriotes sputator 
Agriphila geniculea Chevron Grass-moth
Agriphila inquinatella Barred Grass-moth
Agriphila latistria White-streaked Grass-moth
Agriphila selasella Pale-streaked Grass-moth
Agriphila straminella Straw Grass-moth
Agriphila tristella Common Grass-moth
Agrius convolvuli Convolvulus Hawk-moth
Agrochola litura Brown-spot Pinion
Agrochola lychnidis Beaded Chestnut
Agroeca brunnea 
Agroeca inopina 
Agroeca proxima 
Agromyza abiens 
Agromyza albipennis 
Agromyza albitarsis 
Agromyza alnibetulae 
Agromyza alnivora 
Agromyza alunulata 
Agromyza anthracina 
Agromyza bicaudata 
Agromyza bromi 
Agromyza cinerascens 
Agromyza dipsaci 
Agromyza ferruginosa 
Agromyza flaviceps 
Agromyza flavipennis 
Agromyza frontella 
Agromyza graminicola 
Agromyza hendeli 
Agromyza idaeiana 
Agromyza johannae 
Agromyza lithospermi 
Agromyza mobilis 
Agromyza myosotidis 
Agromyza nana 
Agromyza nigrella 
Agromyza nigrescens 
Agromyza nigripes 
Agromyza nigrociliata 
Agromyza phragmitidis 
Agromyza pseudoreptans 
Agromyza reptans 
Agromyza rondensis 
Agromyza varicornis 
Agromyza vicifoliae 
Agrotera nemoralis Beautiful Pearl
Agrotis bigramma Great Dart
Agrotis cinerea Light Feathered Rustic
Agrotis clavis Heart and Club
Agrotis exclamationis Heart and Dart
Agrotis graslini Woods's Dart
Agrotis ipsilon Dark Sword-grass
Agrotis puta Shuttle-shaped Dart
Agrotis ripae Sand Dart
Agrotis segetum Turnip Moth
Agrotis trux Crescent Dart
Agrotis vestigialis Archer's Dart
Agrypnia obsoleta a caddisfly
Agrypnia pagetana a caddisfly
Agrypnia varia a caddisfly
Agrypnus murinus 
Aguriahana stellulata 
Agyneta affinis formerly Meioneta beata
Agyneta cauta 
Agyneta conigera 
Agyneta decora 
Agyneta innotabilis formerly Meioneta innotabilis
Agyneta mollis formerly Meioneta mollis
Agyneta ramosa 
Agyneta rurestris formerly Meioneta rurestris
Agyneta saxatilis sens. str. formerly Meioneta saxatilis sens. str.
Agyneta simplicitarsis formerly Meioneta simplicitarsis
Agyneta subtilis 
Ahasverus advena Foreign Grain Beetle
Alabonia geoffrella Hedge Beauty
Alaobia gagatina 
Alaobia pallidicornis 
Alaobia scapularis 
Alaobia sodalis 
Alauda arvensis Sky Lark
Alburnus alburnus Bleak
Alcis repandata Mottled Beauty
Alebra albostriella 
Alebra wahlbergi 
Aleimma loeflingiana Yellow Oak Tortrix
Aleochara bilineata 
Aleochara bipustulata 
Aleochara brevipennis 
Aleochara cuniculorum 
Aleochara curtula 
Aleochara discipennis 
Aleochara fumata 
Aleochara funebris 
Aleochara grisea 
Aleochara intricata 
Aleochara lanuginosa 
Aleochara lata 
Aleochara obscurella 
Aleochara punctatella 
Aleochara ruficornis 
Aleochara spadicea 
Aleochara sparsa 
Aleochara stichai 
Aleochara tristis 
Aleochara verna 
Aleucis distinctata Sloe Carpet
Alevonota rufotestacea 
Alianta incana 
Alloborborus pallifrons 
Allochernes wideri 
Allocotocera pulchella 
Allodia alternans 
Allodia barbata 
Allodia grata 
Allodia lugens 
Allodia lundstroemi 
Allodia ornaticollis 
Allodia pistillata 
Allodia silvatica 
Allodia zaitzevi 
Allodiopsis domestica 
Allodiopsis rustica 
Alloeotomus gothicus 
Allogamus auricollis a caddisfly
Allomengea scopigera 
Allomengea vidua 
Allophyes oxyacanthae Green-brindled Crescent
Allopiophila flavipes 
Allopiophila luteata 
Allopiophila vulgaris 
Allygus commutatus 
Allygus mixtus 
Allygus modestus 
Alnetoidea alneti 
Aloconota coulsoni 
Aloconota gregaria 
Alopecosa barbipes 
Alopecosa cuneata 
Alopecosa pulverulenta 
Alosterna tabacicolor 
Alsophila aescularia March Moth
Altenia scriptella Marbled Maple Moth
Altica brevicollis 
Altica carinthiaca 
Altica lythri 
Altica oleracea 
Altica palustris 
Alucita hexadactyla Many-plumed Moth
Alydus calcaratus 
Alytes obstetricans Midwife Toad
Amalorrhynchus melanarius 
Amalus scortillum 
Amara aenea 
Amara anthobia 
Amara apricaria 
Amara bifrons 
Amara communis 
Amara consularis 
Amara convexior 
Amara curta 
Amara eurynota 
Amara famelica 
Amara familiaris 
Amara lucida 
Amara lunicollis 
Amara montivaga 
Amara nitida 
Amara ovata 
Amara plebeja 
Amara similata 
Amara strenua 
Amara tibialis 
Amarochara bonnairei 
Amarochara forticornis 
Amata phegea Nine-spotted
Amaurobius fenestralis 
Amaurobius ferox 
Amaurobius similis 
Amauromyza chenopodivora 
Amauromyza flavifrons 
Amauromyza labiatarum 
Amauromyza luteiceps 
Amauromyza monfalconensis 
Amauromyza morionella 
Amauromyza verbasci 
Amauronyx maerkelii 
Ambigolimax valentianus Iberian Threeband Slug
Amblyptilia acanthadactyla Beautiful Plume
Amblyptilia punctidactyla Brindled Plume
Amblytylus delicatus 
Amblytylus nasutus 
Amiota alboguttata 
Amiota basdeni 
Amischa analis 
Amischa decipiens 
Amischa forcipata 
Amischa nigrofusca 
Ammophila sabulosa Red Banded Sand Wasp
Amobia signata 
Ampedus balteatus 
Ampedus cardinalis Cardinal Click Beetle
Ampedus nigerrimus 
Amphimallon solstitiale Summer Chafer
Amphipoea fucosa Saltern Ear
Amphipoea lucens Large Ear
Amphipoea oculea Ear Moth
Amphipoea oculea agg. Ear Moth agg.
Amphipoea sp. Amphipoea species
Amphipyra berbera Svensson's Copper Underwing
Amphipyra pyramidea Copper Underwing
Amphipyra pyramidea agg. Copper Underwing agg.
Amphipyra pyramidea/berbera Copper/Svensson's Copper Underwing agg.
Amphipyra tragopoginis Mouse Moth
Amphotis marginata 
Anabolia nervosa a caddisfly
Anacaena bipustulata 
Anacaena globulus 
Anacaena limbata 
Anacaena lutescens 
Anacampsis blattariella Birch Roller
Anacampsis populella Poplar Roller
Anaceratagallia laevis 
Anaceratagallia ribauti 
Anaceratagallia venosa 
Anaglyptus mysticus 
Anagnota bicolor 
Anakelisia fasciata 
Anania coronata Elder Pearl
Anania crocealis Fleabane Pearl
Anania funebris a moth
Anania fuscalis Rattle Pearl
Anania hortulata Small Magpie
Anania lancealis Long-winged Pearl
Anania perlucidalis Marsh Pearl
Anania stachydalis Woundwort Pearl
Anania verbascalis Wood Sage Pearl
Anapausis dalmatina 
Anapausis floricola 
Anapausis soluta 
Anaplectoides prasina Green Arches
Anarsia innoxiella Maple Snout
Anarsia lineatella Peach Twig Borer
Anarsia spartiella Obscure Snout
Anarta melanopa Broad-bordered White Underwing
Anarta myrtilli Beautiful Yellow Underwing
Anarta trifolii Nutmeg
Anasimyia contracta 
Anasimyia interpuncta 
Anasimyia lineata 
Anasimyia transfuga 
Anaspis costai 
Anaspis fasciata 
Anaspis frontalis 
Anaspis garneysi 
Anaspis lurida 
Anaspis maculata 
Anaspis melanostoma 
Anaspis pulicaria 
Anaspis regimbarti 
Anaspis rufilabris 
Anaspis thoracica 
Anatella ciliata 
Anatella flavomaculata 
Anatella lenis 
Anatella minuta 
Anatella simpatica 
Anatella turi 
Anatis ocellata Eyed Ladybird
Anax imperator Leach, 1815
Anax parthenope (Selys)
Anchomenus dorsalis 
Anchoscelis helvola Flounced Chestnut
Anchoscelis litura Brown-spot Pinion
Anchoscelis lunosa Lunar Underwing
Ancistrocerus gazella a mason wasp
Ancistrocerus nigricornis a mason wasp
Ancistrocerus parietinus a mason wasp
Ancistrocerus parietum Wall Mason Wasp
Ancistrocerus scoticus a mason wasp
Ancistrocerus trifasciatus a mason wasp
Ancula gibbosa a mollusc
Ancylis achatana Hedge Hook-wing
Ancylis apicella a moth
Ancylis badiana Meadow Hook-wing
Ancylis diminutana Rufous Hook-wing
Ancylis geminana a moth
Ancylis laetana Aspen Hook-wing
Ancylis mitterbacheriana Amber Hook-wing
Ancylis obtusana a moth
Ancylis uncella Heather Hook-wing
Ancylis unculana a moth
Ancylis upupana Southern Hook-wing
Ancylolomia tentaculella Giant Grass-moth
Ancylosis oblitella Saltmarsh Knot-horn
Ancylus fluviatilis River Limpet
Andrena alfkenella a mining bee
Andrena angustior a mining bee
Andrena barbilabris a mining bee
Andrena bicolor Gwynne's Mining Bee
Andrena bimaculata a mining bee
Andrena bucephala a mining bee
Andrena chrysosceles a mining bee
Andrena cineraria Grey Mining Bee
Andrena clarkella a mining bee
Andrena denticulata a mining bee
Andrena dorsata a mining bee
Andrena falsifica a mining bee
Andrena flavipes Yellow Legged Mining Bee
Andrena florea a mining bee
Andrena fucata a mining bee
Andrena fulva a mining bee
Andrena fulvago a mining bee
Andrena fuscipes a mining bee
Andrena haemorrhoa Early Mining Bee
Andrena hattorfiana a mining bee
Andrena helvola a mining bee
Andrena humilis a mining bee
Andrena labialis a mining bee
Andrena labiata Girdled Mining Bee
Andrena minutula a mining bee
Andrena minutuloides a mining bee
Andrena nigriceps a mining bee
Andrena nigroaenea a mining bee
Andrena nigrospina a mining bee
Andrena nitida a mining bee
Andrena nitidiuscula Carrot Mining Bee
Andrena niveata a mining bee
Andrena ovatula a mining bee
Andrena pilipes sens. lat. a mining bee
Andrena pilipes sens. str. a mining bee
Andrena praecox a mining bee
Andrena proxima agg. a mining bee
Andrena scotica a mining bee
Andrena semilaevis a mining bee
Andrena subopaca a mining bee
Andrena synadelpha a mining bee
Andrena thoracica a mining bee
Andrena tibialis a mining bee
Andrena trimmerana Trimmer's Mining Bee
Andrena vaga a mining bee
Andrena varians a mining bee
Andrena wilkella a mining bee
Andrion regensteinense 
Androniscus dentiger Rosy woodlouse
Anelasmocephalus cambridgei 
Anelosimus vittatus 
Anepsiomyia flaviventris 
Anerastia lotella Sandhill Knot-horn
Aneurus avenius 
Aneurus laevis 
Anevrina thoracica 
Anevrina unispinosa 
Anevrina urbana 
Angerona prunaria Orange Moth
Anguilla anguilla Eel
Anguis fragilis Slow-worm
Angulus tenuis a mollusc
Anisandrus dispar 
Anisodactylus binotatus 
Anisodactylus poeciloides 
Anisosticta novemdecimpunctata Water Ladybird
Anisotoma humeralis 
Anisoxya fuscula 
Anisus leucostoma 
Anisus vortex Whirlpool Ram's-horn
Anisus vorticulus 
Anobium inexspectatum 
Anobium punctatum Woodworm
Anodonta anatina Duck Mussel
Anodonta cygnea Swan Mussel
Anomia ephippium a mollusc
Anommatus duodecimstriatus 
Anomognathus cuspidatus 
Anomoia purmunda 
Anopheles atroparvus/messeae 
Anopheles claviger 
Anopheles messeae 
Anopheles plumbeus 
Anopleta corvina 
Anoplius caviventris a spider-hunter wasp
Anoplius concinnus a spider-hunter wasp
Anoplius infuscatus a spider-hunter wasp
Anoplius nigerrimus a spider-hunter wasp
Anoplius viaticus Black Banded Spider Wasp
Anoplotrupes stercorosus 
Anoplus plantaris 
Anorthoa munda Twin-spotted Quaker
Anoscopus albifrons 
Anoscopus albiger 
Anoscopus flavostriatus 
Anoscopus histrionicus 
Anoscopus limicola 
Anoscopus serratulae a leafhopper
Anotylus complanatus/hammondi 
Anotylus fairmairei 
Anotylus hamatus 
Anotylus insecatus 
Anotylus inustus 
Anotylus maritimus 
Anotylus mutator 
Anotylus mutator/sculpturatus 
Anotylus nitidulus 
Anotylus rugosus 
Anotylus sculpturatus 
Anotylus tetracarinatus 
Anteon infectum a solitary wasp
Antherophagus pallens (formerly nigricornis) 
Antherophagus silaceus 
Antherophagus similis 
Anthicus angustatus 
Anthicus antherinus 
Anthicus flavipes 
Anthidium manicatum Wool-carder Bee
Anthobium atrocephalum 
Anthobium unicolor 
Anthocharis cardamines Orange-tip
Anthocomus fasciatus 
Anthocomus rufus 
Anthocoris confusus 
Anthocoris gallarumulmi 
Anthocoris limbatus 
Anthocoris minki 
Anthocoris nemoralis 
Anthocoris nemorum 
Anthocoris sarothamni 
Anthocoris simulans 
Anthomyia confusanea 
Anthomyia imbrida 
Anthomyia liturata 
Anthomyia monilis 
Anthomyia pluvialis 
Anthomyia procellaris 
Anthomyza collini 
Anthomyza dissors 
Anthomyza elbergi 
Anthomyza gracilis 
Anthomyza neglecta 
Anthomyza pallida 
Anthomyza pleuralis 
Anthonomus bituberculatus 
Anthonomus chevrolati 
Anthonomus pedicularius 
Anthonomus pomorum Apple Blossom Weevil
Anthonomus rubi Strawberry Blossom Weevil
Anthonomus rufus 
Anthonomus ulmi 
Anthophila fabriciana Nettle-tap
Anthophora bimaculata a solitary bee
Anthophora furcata Fork Tailed Flower Bee
Anthophora plumipes Hairy Footed Flower Bee
Anthophora quadrimaculata a solitary bee
Anthophora retusa a flower bee
Anthracus consputus 
Anthrenus flavipes 
Anthrenus fuscus 
Anthrenus museorum Museum Beetle
Anthrenus verbasci 
Anthribus fasciatus 
Anthribus nebulosus 
Anthus trivialis Tree Pipit
Anticlea derivata Streamer
Anticollix sparsata Dentated Pug
Antigastra catalaunalis Toadflax Pearl
Antispila metallella Shining Dogwood Cutter
Antispila petryi Dogwood Cutter
Antistea elegans 
Antitype chi Grey Chi
Antlemon servulum 
Anyphaena accentuata 
Anyphaena numida 
Anyphaena sabina 
Apamea anceps Large Nutmeg
Apamea crenata Clouded-bordered Brindle
Apamea epomidion Clouded Brindle
Apamea furva Confused
Apamea lateritia Scarce Brindle
Apamea lithoxylaea Light Arches
Apamea monoglypha Dark Arches
Apamea oblonga Crescent Striped
Apamea remissa Dusky Brocade
Apamea scolopacina Slender Brindle
Apamea sordens Rustic Shoulder-knot
Apamea sublustris Reddish Light Arches
Apamea unanimis Small Clouded Brindle
Apatania muliebris a caddisfly
Apatura iris Purple Emperor
Apeira syringaria Lilac Beauty
Aphaniosoma melitensis 
Aphaniosoma propinquans 
Aphaniosoma socium 
Aphanisticus pusillus 
Aphanotrigonum brunneum 
Aphanotrigonum cinctellum 
Aphanotrigonum femorellum 
Aphanotrigonum inerme 
Aphanotrigonum nigripes 
Aphanotrigonum trilineatum 
Aphantopus hyperantus Ringlet
Aphanus rolandri 
Aphelia viburnana Bilberry Tortrix
Aphidecta obliterata Larch Ladybird
Aphodius fimetarius 
Aphodius foetidus 
Aphomia sociella Bee Moth
Aphomia zelleri Sandhill Double-spot
Aphrodes aestuarina a leafhopper
Aphrodes aestuarinus 
Aphrodes bicincta a leafhopper
Aphrodes makarovi 
Aphrodes serratulae 
Aphrophora alni 
Aphrophora pectoralis 
Aphrophora salicina 
Aphrosylus ferox 
Aphrosylus mitis 
Aphthona atrocaerulea 
Aphthona euphorbiae 
Aphthona lutescens 
Aphthona melancholica 
Aphthona nigriceps (incl. pallida) 
Aphthona nonstriata 
Apiloscatopse flavicollis 
Apiloscatopse picea 
Apiloscatopse scutellata 
Apion cruentatum 
Apion frumentarium 
Apion haematodes 
Apion rubens 
Apion rubiginosum 
Apis mellifera Honey Bee
Aplasta ononaria Rest Harrow
Aplexa hypnorum Moss Bladder Snail
Aplocera efformata Lesser Treble-bar
Aplocera plagiata Treble-bar
Aplocera plagiata/efformata Treble-bar/Lesser Treble-bar agg.
Aplocnemus impressus 
Aplomya confinis 
Aplota palpellus a moth
Aplotarsus incanus 
Apocatops nigrita 
Apocheima hispidaria Small Brindled Beauty
Apoda limacodes Festoon
Apodemus flavicollis Yellow-necked Mouse
Apodemus sylvaticus Wood Mouse
Apoderus coryli Hazel Leaf-roller Weevil
Apodia martinii Dark Seedhead Moth
Apolephthisa subincana 
Apolygus lucorum 
Apolygus spinolae 
Apomyelois bistriatella Phoenix Knot-horn
Apomyelois ceratoniae Locust Bean Moth
Aporophyla australis Feathered Brindle
Aporophyla lueneburgensis Deep-brown Dart
Aporophyla nigra Black Rustic
Aporus unicolor a spider-hunter wasp
Apotomis betuletana Birch Marble
Apotomis capreana Willow Marble
Apotomis lineana Scarce Willow Marble
Apotomis semifasciana Short-barred Marble
Apotomis sororculana Lesser Birch Marble
Apotomis turbidana White-shouldered Marble
Aproaerema albipalpella a moth
Aproaerema anthyllidella Vetch Moth
Aproaerema larseniella Meadow White-barred
Aproaerema larseniella/cinctella Aproaerema larseniella/cinctella agg.
Aproaerema taeniolella Common White-barred
Apterogenum ypsillon Dingy Shears
Apteromyia claviventris 
Apteropeda orbiculata 
Apterygida media Hop-garden Earwig
Aquarius paludum 
Arachnospila anceps a spider-hunter wasp
Arachnospila consobrina a spider-hunter wasp
Arachnospila minutula a spider-hunter wasp
Arachnospila spissa a spider-hunter wasp
Arachnospila trivialis a spider-hunter wasp
Arachnospila wesmaeli a spider-hunter wasp
Aradus depressus 
Araeoncus crassiceps 
Araeoncus humilis 
Araneus diadematus Garden Spider
Araneus marmoreus var. pyramidatus 
Araneus quadratus 
Araneus sturmi 
Araneus triguttatus 
Araniella cucurbitina sens. lat. 
Araniella cucurbitina sens. str. 
Araniella displicata 
Araniella inconspicua 
Araniella opisthographa 
Arboridia ribauti 
Archanara dissoluta Brown-veined Wainscot
Archarius pyrrhoceras 
Archarius salicivorus Willow Gall Weevil
Archiearis notha Light Orange Underwing
Archiearis parthenias Orange Underwing
Archips crataegana Brown Oak Tortrix
Archips oporana Great Pine Tortrix
Archips podana Large Fruit-tree Tortrix
Archips rosana Rose Tortrix
Archips xylosteana Variegated Golden Tortrix
Arcopagia crassa a mollusc
Arctia caja Garden Tiger
Arctia villica Cream-spot Tiger
Arctocorisa germari 
Arctornis l-nigrum Black V Moth
Arctosa fulvolineata 
Arctosa leopardus 
Arctosa perita 
Arenocoris fallenii Fallén's Leatherbug
Arenostola phragmitidis Fen Wainscot
Argenna patula 
Argenna subnigra 
Argiope bruennichi 
Argogorytes mystaceus Field Digger Wasp
Argynnis paphia Silver-washed Fritillary
Argyra argentina 
Argyra argyria 
Argyra diaphana 
Argyra ilonae 
Argyra leucocephala 
Argyra perplexa 
Argyra vestita 
Argyresthia albistria Dark Blackthorn Tip Moth
Argyresthia bonnetella Hawthorn Tip Moth
Argyresthia brockeella Gold W
Argyresthia conjugella Apple Fruit Moth
Argyresthia cupressella Cypress Tip Moth
Argyresthia curvella Brindled Apple Tip Moth
Argyresthia dilectella Juniper Tip Moth
Argyresthia glabratella Spruce Tip Moth
Argyresthia glaucinella Oak Bark Moth
Argyresthia goedartella Brassy Y
Argyresthia ivella Apple Tip Moth
Argyresthia laevigatella Larch Tip Moth
Argyresthia pruniella Cherry Fruit Moth
Argyresthia pygmaeella Sallow Tip Moth
Argyresthia retinella Speckled Tip Moth
Argyresthia semifusca Purple-washed Tip Moth
Argyresthia semitestacella Beech Tip Moth
Argyresthia spinosella Blackthorn Tip Moth
Argyresthia trifasciata Triple-barred Tip Moth
Argyroneta aquatica 
Argyroploce arbutella Bearberry Marble
Argyrotaenia ljungiana Heather Tortrix
Arhopalus rusticus 
Arianta arbustorum Copse Snail
Aricia agestis Brown Argus
Arion (Arion) ater Large Black Slug
Arion (Carinarion) circumscriptus circumscriptus/silvaticus Spotted/Silver False-keeled Slug
Arion (Carinarion) fasciatus Rusty False-keeled Slug
Arion (Kobeltia) distinctus Brown Soil Slug
Arion (Kobeltia) hortensis Blue-black Soil Slug
Arion (Kobeltia) intermedius Hedgehog Slug
Arion (Kobeltia) owenii Tawny Soil Slug
Arion (Mesarion) subfuscus Dusky Slug
Aristotelia brizella Thrift Elder
Aristotelia ericinella Heath Elder
Armadillidium album 
Armadillidium depressum a pill woodlouse
Armadillidium nasatum 
Armadillidium vulgare Common pill woodlouse
Arocatus longiceps 
Arocatus longiceps/roeselii 
Arocephalus punctum 
Aroga velocella Striped Sorrel Moth
Aromia moschata Musk Beetle
Arthaldeus pascuellus 
Arvicola amphibius Northern Water Vole
Asagena phalerata formerly Steatoda phalerata
Asaphidion curtum 
Asaphidion flavipes 
Asaphidion stierlini 
Asciodema obsoleta 
Ashfordia granulata Silky Snail
Asilus crabroniformis 
Asiraca clavicornis 
Asphondylia melanopus 
Asphondylia sarothamni 
Asphondylia ulicis 
Aspidapion aeneum 
Aspidapion radiolus 
Aspidiphorus orbiculatus 
Aspilapteryx tringipennella Ribwort Stilt
Aspitates gilvaria Straw Belle
Aspitates ochrearia Yellow Belle
Assara terebrella Dark Spruce Knot-horn
Assiminea grayana Dun Sentinel
Astata boops a digger wasp
Asteia amoena 
Asteia concinna 
Asteia elegantula 
Astenus immaculatus 
Astenus lyonessius 
Astenus pulchellus 
Asteroscopus sphinx Sprawler
Asthena albulata Small White Wave
Astiosoma rufifrons 
Atelestus pulicarius 
Atethmia centrago Centre-barred Sallow
Atherix ibis 
Atheta aeneicollis 
Atheta aquatica 
Atheta britanniae 
Atheta castanoptera 
Atheta crassicornis 
Atheta fungicola 
Atheta graminicola 
Atheta hypnorum 
Atheta oblita 
Atheta paracrassicornis 
Atheta ravilla 
Atheta triangulum 
Atheta vaga 
Atheta xanthopus 
Athetis hospes Porter's Rustic
Atholus duodecimstriatus 
Athous bicolor 
Athous campyloides 
Athous haemorrhoidalis 
Athous vittatus 
Athrips mouffetella Honeysuckle Grey
Athrips rancidella Cotoneaster Webworm
Athripsodes albifrons a caddisfly
Athripsodes aterrimus a caddisfly
Athripsodes bilineatus a caddisfly
Athripsodes cinereus a caddisfly
Athripsodes commutatus a caddisfly
Athrycia trepida 
Athysanus argentarius 
Atissa limosina 
Atissa pygmaea 
Atolmis rubricollis Red-necked Footman
Atomaria apicalis 
Atomaria atra 
Atomaria atricapilla 
Atomaria basalis 
Atomaria fuscata 
Atomaria impressa 
Atomaria lewisi 
Atomaria linearis Pygmy Beetle
Atomaria nigrirostris 
Atomaria nigriventris 
Atomaria nitidula 
Atomaria peltata 
Atomaria pulchra 
Atomaria puncticollis 
Atomaria rhenonum 
Atomaria rubella 
Atomaria scutellaris 
Atomaria testacea 
Atractotomus mali 
Atractotomus parvulus 
Atrecus affinis 
Atrichopogon lucorum 
Atriplex pedunculata Pedunculate Sea-purslane
Attactagenus plumbeus 
Attagenus pellio Two-spotted Carpet Beetle
Attagenus smirnovi 
Attelabus nitens Oak Leaf-roller
Attulus distinguendus formerly Sitticus distinguendus
Attulus saltator formerly Sitticus saltator
Atylotus latistriatus 
Atypophthalmus inustus 
Atypus affinis Purse Web Spider
Augasma aeratella Knotgrass Gall Moth
Augyles maritimus 
Aulacigaster leucopeza 
Aulacobaris lepidii 
Aulacobaris picicornis 
Aulacochthebius exaratus 
Aulagromyza anteposita 
Aulagromyza cornigera 
Aulagromyza discrepans 
Aulagromyza hendeliana 
Aulagromyza heringii 
Aulagromyza lucens 
Aulagromyza luteoscutellata a leaf-miner fly
Aulagromyza orphana 
Aulagromyza populi 
Aulagromyza populicola 
Aulagromyza tremulae 
Aulagromyza tridentata 
Aulagromyza trivittata 
Aulogastromyia anisodactyla 
Aulonia albimana 
Aulonium trisulcus 
Auplopus carbonarius a spider-hunter wasp
Australachalcus melanotrichus 
Austrolimnophila ochracea 
Austropotamobius pallipes 
Austrosciara hyalipennis 
Autalia impressa 
Autalia longicornis 
Autalia rivularis 
Autographa bractea Gold Spangle
Autographa gamma Silver Y
Autographa jota Plain Golden Y
Autographa pulchrina Beautiful Golden Y
Axinotarsus marginalis 
Axinotarsus pulicarius 
Axinotarsus ruficollis 
Axylia putris Flame
Azeca goodalli Three-toothed Moss Snail
Azelia aterrima 
Azelia cilipes 
Azelia nebulosa 
Azelia trigonica 
Azelia triquetra 
Azelia zetterstedtii 
Baccha elongata 
Bacotia claustrella a moth
Bactra furfurana Marsh Lance
Bactra lacteana Sedge Lance
Bactra lancealana Common Lance
Bactra lancealana/lacteana Sedge Lance agg.
Bactra robustana Saltern Lance
Bactromyia aurulenta 
Badister bullatus sens. lat. 
Badister collaris 
Badister dilatatus 
Badister sodalis 
Badister unipustulatus 
Badura cauta 
Badura ischnocera 
Badura macrocera 
Bagous argillaceus 
Bagous limosus 
Bagous tempestivus 
Bagous tubulus 
Balaenoptera acutorostrata Minke Whale
Balaenoptera borealis Sei Whale
Balaenoptera physalus Fin Whale
Balclutha punctata 
Ballus chalybeius 
Barbatula barbatula Stone Loach
Barbus barbus Barbel
Barnea candida a mollusc
Barnea parva a mollusc
Barynotus moerens 
Barynotus obscurus Ground Weevil
Baryphyma pratense 
Baryphyma trifrons 
Bathyomphalus contortus Twisted Ram's-horn
Bathyphantes approximatus 
Bathyphantes gracilis 
Bathyphantes nigrinus 
Bathyphantes parvulus 
Bathysolen nubilus Cryptic Leatherbug
Batia lambdella Tawny Crescent
Batia lunaris Lesser Tawny Crescent
Batophila aerata 
Batophila rubi 
Batrachedra pinicolella/confusella Batrachedra pinicolella/confusella agg.
Batrachedra praeangusta Poplar Needle-moth
Batrisodes adnexus 
Batrisodes venustus 
Battarrea phalloides Sandy Stiltball
Bayeriola thymicola 
Bedellia somnulentella Bindweed Sleeper
Bellardia bayeri 
Bellardia pandia 
Bellardia viarum 
Bellardia vulgaris 
Bembecia ichneumoniformis Six-belted Clearwing
Bembidion aeneum 
Bembidion articulatum 
Bembidion assimile 
Bembidion biguttatum 
Bembidion bruxellense 
Bembidion bualei 
Bembidion clarkii 
Bembidion deletum 
Bembidion dentellum 
Bembidion doris 
Bembidion ephippium 
Bembidion femoratum 
Bembidion fumigatum 
Bembidion genei 
Bembidion gilvipes 
Bembidion guttula 
Bembidion iricolor 
Bembidion lampros 
Bembidion lunulatum 
Bembidion mannerheimii 
Bembidion maritimum 
Bembidion minimum 
Bembidion normannum 
Bembidion obliquum 
Bembidion obtusum 
Bembidion octomaculatum 
Bembidion pallidipenne 
Bembidion properans 
Bembidion quadrimaculatum 
Bembidion quadripustulatum 
Bembidion saxatile 
Bembidion stephensii 
Bembidion tetracolum 
Bembidion varium 
Bena bicolorana Scarce Silver-lines
Beosus maritimus 
Beraea maurus a caddisfly
Beraea pullata a caddisfly
Beraeodes minutus a caddisfly
Beris chalybata 
Beris clavipes 
Beris fuscipes 
Beris geniculata 
Beris morrisii 
Beris vallata 
Berosus affinis 
Berosus fulvus 
Berosus signaticollis 
Berytinus clavipes 
Berytinus crassipes 
Berytinus hirticornis 
Berytinus minor 
Berytinus montivagus 
Berytinus signoreti 
Bessa selecta 
Bessobia occulta 
Bethylus boops a solitary wasp
Bethylus cephalotes a solitary wasp
Bethylus dendrophilus a solitary wasp
Bethylus fuscicornis a solitary wasp
Betulapion simile 
Bezzia bicolor 
Bezzia solstitialis 
Bibio anglicus 
Bibio clavipes 
Bibio ferruginatus 
Bibio hortulanus 
Bibio johannis 
Bibio lanigerus 
Bibio leucopterus 
Bibio longipes 
Bibio marci 
Bibio nigriventris 
Bibio reticulatus 
Bibio varipes 
Bibio venosus 
Bibloplectus pusillus 
Bibloporus bicolor 
Bicellaria intermedia 
Bicellaria nigra 
Bicellaria pilosa 
Bicellaria vana 
Bifronsina bifrons 
Biphyllus lunatus 
Bisnius cephalotes 
Bisnius fimetarius 
Bisnius sordidus 
Bisnius subuliformis 
Biston betularia Peppered Moth
Biston strataria Oak Beauty
Bithynia leachii Leach's Bithynia
Bithynia tentaculata Common Bithynia
Bitoma crenata 
Bittium reticulatum a mollusc
Blaesoxipha erythrura 
Blaesoxipha plumicornis 
Blaniulus guttulatus Spotted Snake-millipede
Blastobasis adustella Common Masoner
Blastobasis lacticolella Large Pale Masoner
Blastobasis rebeli Black-banded Masoner
Blastobasis vittata Dotted Masoner
Blastodacna atra Apple Pith Moth
Blastodacna hellerella Hawthorn Berry Moth
Blatta orientalis Oriental cockroach
Blattella germanica German cockroach
Bledius bicornis 
Bledius diota 
Bledius dissimilis 
Bledius gallicus 
Bledius longulus 
Bledius opacus 
Bledius spectabilis (as used from 2011) 
Bledius tricornis 
Blepharidopterus angulatus 
Blepharidopterus diaphanus 
Blepharipa schineri 
Blepharomyia pagana 
Blondelia nigripes 
Blysmus compressus Flat-sedge
Bodiloides ictericus 
Bodilopsis rufa 
Boettgerilla pallens Worm Slug
Bohemannia auriciliella Gold-fringed Dot
Bohemannia pulverosella Speckled Apple Dot
Bohemannia quadrimaculella Four-spot Dot
Boletina basalis 
Boletina dubia 
Boletina gripha 
Boletina griphoides 
Boletina lundstroemi 
Boletina nitida 
Boletina pallidula 
Boletina plana 
Boletina rejecta 
Boletina sciarina 
Boletina trivittata 
Bolitobius castaneus 
Bolitobius cingulatus 
Bolitochara bella 
Bolitochara obliqua 
Bolitophila basicornis 
Bolitophila cinerea 
Bolitophila glabrata 
Bolitophila hybrida 
Bolitophila modesta 
Bolitophila occlusa 
Bolitophila pseudohybrida 
Bolitophila saundersii 
Bolitophila tenella 
Bolopus furcatus 
Boloria euphrosyne Pearl-bordered Fritillary
Bolyphantes luteolus 
Bombus barbutellus a bumblebee
Bombus campestris a bumblebee
Bombus hortorum Small Garden Bumble Bee
Bombus humilis Brown-banded Carder Bee
Bombus hypnorum a bumblebee
Bombus jonellus Heath Bumble Bee
Bombus lapidarius Large Red Tailed Bumble Bee
Bombus lucorum sens. lat. White-tailed Bumble Bee
Bombus lucorum sens. str. White-tailed Bumble Bee
Bombus muscorum a bumblebee
Bombus pascuorum Common Carder Bee
Bombus pratorum Early Bumble Bee
Bombus ruderarius Red-tailed Carder Bee
Bombus ruderatus Large Garden Bumble Bee
Bombus rupestris a cuckoo bumblebee
Bombus subterraneus Short Haired Bumble Bee
Bombus sylvarum Shrill Carder Bee
Bombus sylvestris a bumblebee
Bombus terrestris Buff-tailed Bumble Bee
Bombus vestalis a bumblebee
Bombylius discolor 
Bombylius major 
Borborillus uncinatus 
Borborillus vitripennis 
Boreoclytocerus ocellaris 
Borkhausenia fuscescens Dingy Concealer
Borkhausenia minutella a moth
Borophaga carinifrons 
Borophaga incrassata 
Botanophila brunneilinea 
Botanophila dissecta 
Botanophila fugax 
Botanophila gnava 
Botanophila laterella 
Botanophila lobata 
Botanophila sonchi 
Botanophila striolata 
Botaurus stellaris Great Bittern
Bothynoderes affinis 
Brachicheta strigata 
Brachicoma devia 
Brachida exigua 
Brachinus crepitans Bombardier Beetle
Brachinus sclopeta 
Brachmia blandella Gorse Wanderer
Brachmia inornatella Fen Snout
Brachycarenus tigrinus 
Brachycentrus subnubilus a caddisfly
Brachychaeteuma melanops a millipede
Brachyderes lusitanicus 
Brachydesmus superus a millipede
Brachygluta fossulata 
Brachygluta haematica sens. lat. 
Brachygluta helferi 
Brachygluta waterhousei 
Brachyiulus pusillus a millipede
Brachylomia viminalis Minor Shoulder-knot
Brachyopa bicolor 
Brachyopa insensilis 
Brachyopa pilosa 
Brachyopa scutellaris 
Brachypalpoides lentus 
Brachypalpus laphriformis 
Brachypera zoilus 
Brachypeza armata 
Brachypeza bisignata 
Brachypeza radiata 
Brachypogon sociabilis 
Brachypterolus linariae 
Brachypterolus pulicarius 
Brachypterolus vestitus 
Brachypterus glaber 
Brachypterus urticae Nettle Pollen Beetle
Brachysomus echinatus 
Brachysteles parvicornis 
Brachytron pratense (Muller, 1764)
Brachyusa concolor 
Bradybatus fallax 
Bradycellus distinctus 
Bradycellus harpalinus 
Bradycellus ruficollis 
Bradycellus sharpi 
Bradycellus verbasci 
Bradysia brevispina 
Bradysia fungicola 
Bradysia heydemanni 
Bradysia hildae 
Bradysia ismayi 
Bradysia nervosa 
Bradysia nitidicollis 
Bradysia pallipes 
Bradysia pectoralis 
Bradysia placida 
Bradysia rectinervis 
Bradysia scabricornis 
Bradysia signata 
Bradysia tilicola 
Bradysia trivittata 
Bradysia vagans 
Braula coeca 
Brevicornu fissicauda 
Brevicornu fuscipenne 
Brevicornu griseicolle 
Brevicornu intermedium 
Brevicornu proximum 
Brevicornu sericoma 
Brevicornu verralli 
Brigittea latens formerly Dictyna latens
Bromus interruptus Interrupted Brome
Broscus cephalotes 
Bruchela rufipes 
Bruchidius cisti 
Bruchidius imbricornis 
Bruchidius varius 
Bruchidius villosus 
Bruchus atomarius 
Bruchus brachialis 
Bruchus loti 
Bruchus pisorum 
Bruchus rufimanus Bean Beetle
Bruchus rufipes 
Brundinia kraneana 
Brundinia marina 
Brundinia meridionalis 
Bryaxis bulbifer 
Bryaxis puncticollis 
Bryocoris pteridis 
Bryophaenocladius nidorum 
Bryophila domestica Marbled Beauty
Bryopsis muralis Marbled Green
Bryotropha affinis Dark Moss-moth
Bryotropha basaltinella Dark-spotted Moss-moth
Bryotropha desertella Coast Moss-moth
Bryotropha domestica House Moss-moth
Bryotropha dryadella Scarce Moss-moth
Bryotropha politella Satin Moss-moth
Bryotropha senectella Grizzled Moss-moth
Bryotropha similis Obscure Moss-moth
Bryotropha terrella Brown Moss-moth
Bryotropha umbrosella Sandhill Moss-moth
Bucculatrix albedinella Elm Tuft
Bucculatrix bechsteinella Hawthorn Tuft
Bucculatrix cidarella Alder Tuft
Bucculatrix cristatella Yarrow Tuft
Bucculatrix demaryella Birch Tuft
Bucculatrix frangutella Buckthorn Tuft
Bucculatrix maritima Saltern Tuft
Bucculatrix nigricomella Daisy Tuft
Bucculatrix thoracella Lime Tuft
Bucculatrix ulmella Oak Tuft
Bucculatrix ulmifoliae Surrey Elm Tuft
Buchananiella continua 
Buckleria paludum Sundew Plume
Bufo bufo Common Toad
Bupalus piniaria Bordered White
Bupleurum rotundifolium Thorow-wax
Bupleurum tenuissimum Slender Hare's-ear
Byctiscus betulae 
Byctiscus populi Poplar Leaf Roller
Byrrhus fasciatus Banded Pill Beetle
Byrrhus pilula Pill Beetle
Byrrhus pustulatus 
Byturus ochraceus 
Byturus tomentosus Raspberry Beetle
Cabera exanthemata Common Wave
Cabera pusaria Common White Wave
Cacoecimorpha pronubana Carnation Tortrix
Cacoxenus indagator 
Cadra cautella Dried Currant Moth
Cadurciella tritaeniata 
Caenocara bovistae 
Caenopsis waltoni 
Cafius xantholoma 
Calamia tridens Burren Green
Calamoncosis aprica 
Calamoncosis duinensis 
Calamoncosis glyceriae 
Calamoncosis minima 
Calamosternus granarius 
Calamotropha paludella Bulrush Veneer
Calathus ambiguus 
Calathus cinctus 
Calathus erratus 
Calathus fuscipes 
Calathus melanocephalus 
Calathus melanocephalus/cinctus 
Calathus mollis 
Calathus rotundicollis 
Caliadurgus fasciatellus a spider-hunter wasp
Callicera aurata 
Callicera spinolae 
Callicerus obscurus 
Callicerus rigidicornis 
Callicorixa praeusta 
Callimorpha dominula Scarlet Tiger
Calliopum aeneum 
Calliopum elisae 
Calliopum geniculatum 
Calliopum simillimum 
Calliopum tuberculosum 
Calliphora vicina 
Calliphora vomitoria 
Callistege mi Mother Shipton
Callisto denticulella Apple Nymph
Calliteara pudibunda Pale Tussock
Callomyia amoena 
Callomyia speciosa 
Callophrys rubi Green Hairstreak
Calobata petronella 
Calodera aethiops 
Calodera nigrita 
Calodera protensa 
Calodromius spilotus 
Calomicrus circumfusus 
Calophasia lunula Toadflax Brocade
Calopteryx splendens (Harris, 1782)
Calopteryx virgo (Linnaeus, 1758)
Caloptilia alchimiella Oak Stilt
Caloptilia alchimiella/robustella Oak Stilt agg.
Caloptilia azaleella Azalea Leaf-miner
Caloptilia betulicola Birch Stilt
Caloptilia cuculipennella Privet Stilt
Caloptilia elongella Alder Stilt
Caloptilia falconipennella Dark Alder Stilt
Caloptilia fidella Hop Stilt
Caloptilia hemidactylella Scarce Maple Stilt
Caloptilia honoratella Pale Maple Stilt
Caloptilia populetorum Black-dot Stilt
Caloptilia robustella Shaded Oak Stilt
Caloptilia rufipennella Rufous Stilt
Caloptilia semifascia Maple Stilt
Caloptilia stigmatella Willow Stilt
Calosirus terminatus 
Calositticus inexpectus formerly Sitticus inexpectus
Calosoma inquisitor Caterpillar-hunter
Calvia quattuordecimguttata Cream-spot Ladybird
Calybites phasianipennella White-marked Stilt
Calycomyza artemisiae 
Calycomyza humeralis 
Calyptomerus dubius 
Camarota curvipennis 
Cameraria ohridella Horse-chestnut Leaf-miner
Camilla atrimana 
Camilla flavicauda 
Camilla fuscipes 
Camilla glabra 
Camilla nigrifrons 
Campaea margaritaria Light Emerald
Campanula patula Spreading Bellflower
Campichoeta obscuripennis 
Campichoeta punctum 
Campiglossa absinthii 
Campiglossa loewiana 
Campiglossa malaris 
Campiglossa misella 
Campiglossa plantaginis 
Campiglossa producta 
Campsicnemus armatus 
Campsicnemus curvipes 
Campsicnemus loripes 
Campsicnemus magius Fancy-legged fly
Campsicnemus picticornis 
Campsicnemus scambus 
Camptocladius stercorarius 
Camptogramma bilineata Yellow Shell
Campylomma annulicorne 
Campylomma verbasci 
Campyloneura virgula 
Canace nasica 
Candidula gigaxii 
Candidula intersecta Wrinkled Snail
Cantharis cryptica 
Cantharis decipiens 
Cantharis figurata 
Cantharis flavilabris 
Cantharis fusca 
Cantharis lateralis 
Cantharis livida 
Cantharis nigra (was thoracica) 
Cantharis nigricans 
Cantharis pallida 
Cantharis pellucida 
Cantharis rufa 
Cantharis rustica 
Capperia britanniodactylus Wood Sage Plume
Capra hircus Feral Goat
Capreolus capreolus Roe Deer
Capsus ater 
Capua vulgana Pale-shouldered Tortrix
Carabus granulatus 
Carabus monilis 
Carabus nemoralis 
Carabus problematicus 
Carabus violaceus Violet Ground Beetle
Caradrina clavipalpis Pale Mottled Willow
Caradrina kadenii Clancy's Rustic
Caradrina morpheus Mottled Rustic
Carassius auratus Goldfish
Carassius carassius Crucian Carp
Carcelia atricosta 
Carcelia lucorum 
Carcelia rasa 
Carcina quercana Oak Longhorn
Carcinops pumilio 
Cardiastethus fasciiventris 
Cardiophorus asellus 
Carex divisa Divided Sedge
Carnus hemapterus 
Carpatolechia alburnella Birch Grey
Carpatolechia decorella Black-shouldered Grey
Carpatolechia fugitivella Elm Grey
Carpatolechia notatella Willow Grey
Carpatolechia proximella Spotted Birch Grey
Carpelimus bilineatus 
Carpelimus corticinus 
Carpelimus elongatulus 
Carpelimus erichsoni 
Carpelimus foveolatus 
Carpelimus gracilis 
Carpelimus halophilus 
Carpelimus impressus 
Carpelimus incongruus 
Carpelimus lindrothi 
Carpelimus obesus 
Carpelimus pusillus 
Carpelimus rivularis 
Carpelimus schneideri 
Carpelimus similis 
Carpelimus zealandicus 
Carpophilus hemipterus Dried Fruit Beetle
Carpophilus marginellus 
Carpophilus mutilatus 
Cartodere bifasciata 
Cartodere nodifer 
Carychium minimum Herald Snail
Carychium tridentatum Slender Herald Snail
Caryocolum alsinella Narrow Groundling
Caryocolum blandella Barred Groundling
Caryocolum fraternella Stitchwort Groundling
Caryocolum junctella a moth
Caryocolum marmorea Mouse-ear Groundling
Caryocolum proxima Meadow Groundling
Caryocolum tricolorella Beautiful Groundling
Caryocolum vicinella Coast Groundling
Caryocolum viscariella Campion Groundling
Cassida flaveola Pale Tortoise Beetle
Cassida hemisphaerica 
Cassida murraea Fleabane Tortoise Beetle
Cassida nobilis 
Cassida prasina 
Cassida rubiginosa Thistle Tortoise Beetle
Cassida vibex 
Cassida viridis Green Tortoise Beetle
Cassida vittata 
Cataclysta lemnata Small China-mark
Catapion pubescens 
Catapion seniculus 
Catarhoe cuculata Royal Mantle
Catarhoe rubidata Ruddy Carpet
Catephia alchymista Alchymist
Catharosia pygmaea 
Cathormiocerus spinosus 
Catocala electa Rosy Underwing
Catocala fraxini Clifden Nonpareil
Catocala nupta Red Underwing
Catocala promissa Light Crimson Underwing
Catocala sponsa Dark Crimson Underwing
Catoplatus fabricii 
Catops chrysomeloides 
Catops coracinus 
Catops fuliginosus 
Catops fuscus 
Catops grandicollis 
Catops kirbyi 
Catops morio 
Catops nigricans 
Catops tristis 
Catoptria falsella Chequered Grass-moth
Catoptria furcatellus Mountain Grass-moth
Catoptria margaritella Pearl-banded Grass-moth
Catoptria pinella Pearl Grass-moth
Catoptria verellus Marbled Grass-moth
Cauchas fibulella Speedwell Longhorn
Cauchas rufimitrella Meadow Longhorn
Cecilioides acicula Blind Snail
Cedestis gysseleniella Double-barred Needle-miner
Cedestis subfasciella Barred Needle-miner
Celaena haworthii Haworth's Minor
Celastrina argiolus Holly Blue
Celypha aurofasciana Gold-barred Marble
Celypha cespitana Thyme Marble
Celypha lacunana Common Marble
Celypha rivulana Silver-striped Marble
Celypha rosaceana Roseate Marble
Celypha rufana Rufous Marble
Celypha striana Barred Marble
Centaurea cyanus Cornflower
Centromerita bicolor 
Centromerita concinna 
Centromerus capucinus 
Centromerus dilutus 
Centromerus incilium 
Centromerus prudens 
Centromerus serratus 
Centromerus sylvaticus 
Centrotus cornutus 
Cepaea hortensis White-lipped Snail
Cepaea nemoralis Brown-lipped Snail
Cephalanthera damasonium White Helleborine
Cephalonomia formiciformis a solitary wasp
Cephalops aeneus 
Cephalops carinatus 
Cephalops pannonicus 
Cephalops penultimus 
Cephalops straminipes 
Cephalops subultimus 
Cephalops ultimus 
Cephalops varipes 
Cephalops vittipes 
Cephennium gallicum 
Cephimallota crassiflavella a moth
Cepphis advenaria Little Thorn
Ceraclea dissimilis a caddisfly
Ceraclea fulva a caddisfly
Ceraclea nigronervosa a caddisfly
Ceraclea senilis a caddisfly
Ceraleptus lividus Slender-horned Leatherbug
Ceramica pisi Broom Moth
Cerapheles terminatus 
Cerapteryx graminis Antler Moth
Cerastis leucographa White-marked
Cerastis rubricosa Red Chestnut
Cerastoderma edule a mollusc
Cerastoderma glaucum a mollusc
Ceratapion carduorum 
Ceratapion gibbirostre 
Ceratapion onopordi 
Ceratina cyanea Blue Carpenter Bee
Ceratinella brevipes 
Ceratinella brevis 
Ceratinella scabrosa 
Ceratinostoma ostiorum 
Ceratocombus coleoptratus 
Ceratopogon communis 
Cercagnota collini 
Cerceris arenaria Sand Tailed Digger Wasp
Cerceris quadricincta Four-banded Weevil-wasp
Cerceris quinquefasciata 5-banded Weevil-wasp
Cerceris ruficornis a digger wasp
Cerceris rybyensis Ornate Tailed Digger Wasp
Cercidia prominens 
Cercopis vulnerata 
Cercyon analis 
Cercyon castaneipennis/obsoletus 
Cercyon convexiusculus 
Cercyon depressus 
Cercyon granarius 
Cercyon haemorrhoidalis 
Cercyon impressus 
Cercyon laminatus 
Cercyon lateralis 
Cercyon littoralis 
Cercyon marinus 
Cercyon melanocephalus 
Cercyon nigriceps 
Cercyon pygmaeus 
Cercyon quisquilius 
Cercyon sternalis 
Cercyon terminatus 
Cercyon tristis 
Cercyon unipunctatus 
Cercyon ustulatus 
Cernuella virgata Striped Snail
Cerodontha angulata 
Cerodontha atra 
Cerodontha atronitens 
Cerodontha bimaculata 
Cerodontha biseta 
Cerodontha bohemani 
Cerodontha capitata 
Cerodontha caricicola 
Cerodontha denticornis 
Cerodontha flavocingulata 
Cerodontha fulvipes 
Cerodontha hammi 
Cerodontha incisa 
Cerodontha inconspicua 
Cerodontha iraeos 
Cerodontha iridis 
Cerodontha lateralis 
Cerodontha luctuosa 
Cerodontha morosa a leaf-miner fly
Cerodontha muscina 
Cerodontha phragmitidis 
Cerodontha pseuderrans 
Cerodontha superciliosa 
Cerodontha suturalis 
Ceromya bicolor 
Cerotelion striatum 
Ceroxys urticae 
Cerura vinula Puss Moth
Cervus elaphus Red Deer
Cerylon fagi 
Cerylon ferrugineum 
Cerylon histeroides 
Cetema cereris 
Cetema elongatum 
Cetema neglectum 
Cetema simile 
Cetonia aurata Rose Beetle
Ceutorhynchus assimilis (= pleurostigma) Cabbage Gall Weevil
Ceutorhynchus atomus 
Ceutorhynchus chalybaeus 
Ceutorhynchus cochleariae 
Ceutorhynchus constrictus 
Ceutorhynchus contractus Cabbage Leaf Weevil
Ceutorhynchus erysimi 
Ceutorhynchus hirtulus 
Ceutorhynchus obstrictus 
Ceutorhynchus pallidactylus Cabbage Stem Weevil
Ceutorhynchus picitarsis 
Ceutorhynchus pulvinatus 
Ceutorhynchus pyrrhorhynchus 
Ceutorhynchus resedae 
Ceutorhynchus sulcicollis 
Ceutorhynchus turbatus 
Ceutorhynchus typhae 
Chaetida longicornis 
Chaetocnema arida 
Chaetocnema concinna 
Chaetocnema confusa 
Chaetocnema hortensis 
Chaetocnema picipes 
Chaetocnema sahlbergii 
Chaetophora spinosa 
Chaetopleurophora erythronota 
Chaetopodella scutellaris 
Chaetopteryx villosa a caddisfly
Chaetorellia jaceae 
Chaetosa punctipes 
Chaetostomella cylindrica 
Chalarus brevicaudis 
Chalarus decorus 
Chalarus elegantulus 
Chalarus fimbriatus 
Chalarus indistinctus 
Chalarus latifrons 
Chalarus longicaudis 
Chalarus marki 
Chalarus pughi 
Chalarus spurius 
Chalcosyrphus nemorum 
Chamaemyia aridella 
Chamaemyia flavipalpis 
Chamaemyia herbarum 
Chamaemyia juncorum 
Chamaemyia nigripalpis 
Chamaemyia polystigma 
Chamaepsila luteola 
Chamaepsila nigricornis 
Chamaepsila obscuritarsis 
Chamaepsila pallida 
Chamaepsila persimilis 
Chamaepsila rosae 
Chaoborus crystallinus 
Chaoborus flavicans 
Chaoborus pallidus 
Charagochilus gyllenhalii 
Charanyca trigrammica Treble Lines
Charissa obscurata Annulet
Chartoscirta cincta 
Cheilosia albipila 
Cheilosia albitarsis sens. lat. 
Cheilosia albitarsis sens. str. 
Cheilosia antiqua 
Cheilosia barbata 
Cheilosia bergenstammi 
Cheilosia caerulescens a hoverfly
Cheilosia cynocephala 
Cheilosia fraterna 
Cheilosia griseiventris 
Cheilosia grossa 
Cheilosia illustrata 
Cheilosia impressa 
Cheilosia lasiopa 
Cheilosia latifrons 
Cheilosia longula a hoverfly
Cheilosia mutabilis 
Cheilosia pagana 
Cheilosia proxima 
Cheilosia ranunculi 
Cheilosia scutellata 
Cheilosia soror 
Cheilosia urbana 
Cheilosia variabilis 
Cheilosia velutina 
Cheilosia vernalis 
Cheilosia vulpina 
Cheilotrichia cinerascens 
Cheiracanthium erraticum 
Cheiracanthium virescens 
Cheiridium museorum 
Chelifer cancroides 
Chelifera precabunda 
Chelifera precatoria 
Chelifera subangusta 
Chelipoda vocatoria 
Chelon labrosus Thick-lipped Grey Mullet
Chelostoma campanularum Harebell Carpenter Bee
Chelostoma florisomne Sleepy Carpenter Bee
Chenopodium urbicum Upright Goosefoot
Chenopodium vulvaria Stinking Goosefoot
Chernes cimicoides 
Chersodromia alata 
Chersodromia incana 
Chersodromia speculifera 
Chesias legatella Streak
Chesias rufata Broom-tip
Chetostoma curvinerve 
Chiasmia clathrata Latticed Heath
Chilacis typhae 
Chilo phragmitella Reed Veneer
Chilocorus bipustulatus Heather Ladybird
Chilocorus renipustulatus Kidney-spot Ladybird
Chilodes maritima Silky Wainscot
Chionodes distinctella Moss Groundling
Chionodes fumatella Smoky Groundling
Chironomus alpestris 
Chironomus annularius 
Chironomus cingulatus 
Chironomus longistylus 
Chironomus luridus 
Chironomus nuditarsis 
Chironomus obtusidens 
Chironomus pilicornis 
Chironomus plumosus 
Chironomus pseudothummi 
Chironomus riparius 
Chironomus salinarius 
Chironomus tentans 
Chironomus venustus 
Chirosia albitarsis 
Chirosia betuleti 
Chirosia flavipennis 
Chirosia grossicauda 
Chirosia histricina 
Chirosia nigripes 
Chlaenius nigricornis 
Chlaenius vestitus 
Chlamydatus evanescens 
Chlamydatus pullus 
Chlamydatus saltitans 
Chlamydatus wilkinsoni 
Chlamys varia a mollusc
Chloriona glaucescens 
Chloriona smaragdula 
Chloriona unicolor 
Chloriona vasconica 
Chlorissa viridata Small Grass Emerald
Chlorita viridula 
Chloroclysta miata Autumn Green Carpet
Chloroclysta siterata Red-green Carpet
Chloroclystis v-ata V-Pug
Chloromyia formosa 
Chlorops calceatus 
Chlorops fasciatus 
Chlorops frontosus 
Chlorops hypostigma 
Chlorops interruptus 
Chlorops laetus 
Chlorops limbatus 
Chlorops pumilionis 
Chlorops ringens 
Chlorops scalaris 
Chlorops serenus 
Chlorops speciosus 
Chloropsina pulicaria 
Choerades marginatus 
Choleva agilis sens. lat. 
Choleva agilis sens. str. 
Choleva angustata 
Choleva jeanneli 
Choleva oblonga 
Choleva spadicea 
Choneiulus palmatus a millipede
Choragus sheppardi 
Choreutis nemorana Fig-leaf Skeletoniser
Choreutis pariana Apple Leaf Skeletoniser
Chorisops nagatomii 
Chorisops tibialis 
Choristoneura diversana Wood Tortrix
Choristoneura hebenstreitella Great Tortrix
Chorosoma schillingii 
Chorthippus albomarginatus Lesser Marsh Grasshopper
Chorthippus brunneus Common Field Grasshopper
Chorthippus parallelus Meadow Grasshopper
Chromatomyia aprilina 
Chromatomyia asteris 
Chromatomyia centaurii a leaf-miner fly
Chromatomyia horticola 
Chromatomyia lonicerae 
Chromatomyia milii 
Chromatomyia nigra 
Chromatomyia paraciliata a leaf-miner fly
Chromatomyia periclymeni 
Chromatomyia primulae 
Chromatomyia ramosa 
Chromatomyia syngenesiae 
Chrysis angustula a cuckoo wasp
Chrysis gracillima a cuckoo wasp
Chrysis ignita a cuckoo wasp
Chrysis ignita agg. chrysidids & cuckoo wasps
Chrysis illigeri a cuckoo wasp
Chrysis impressa a cuckoo wasp
Chrysis mediata a cuckoo wasp
Chrysis rutiliventris a cuckoo wasp
Chrysis schencki a cuckoo wasp
Chrysis terminata a cuckoo wasp
Chrysis viridula a cuckoo wasp
Chrysoclista lathamella Willow Flame
Chrysoclista linneella Lime Flame
Chrysodeixis acuta Tunbridge Wells Gem
Chrysodeixis chalcites Golden Twin-spot
Chrysoesthia drurella Fiery Miner
Chrysoesthia sexguttella Orange-spotted Miner
Chrysogaster cemiteriorum 
Chrysogaster solstitialis 
Chrysogaster virescens 
Chrysolina americana Rosemary Beetle
Chrysolina banksii 
Chrysolina brunsvicensis 
Chrysolina haemoptera Plantain Leaf Beetle
Chrysolina herbacea 
Chrysolina hyperici 
Chrysolina marginata 
Chrysolina oricalcia 
Chrysolina polita 
Chrysolina sanguinolenta Toadflax Leaf Beetle
Chrysolina staphylaea 
Chrysolina sturmi 
Chrysomela tremula 
Chrysopilus asiliformis 
Chrysopilus cristatus 
Chrysopilus laetus 
Chrysops caecutiens 
Chrysops relictus 
Chrysops viduatus 
Chrysoteuchia culmella Garden Grass-moth
Chrysotimus flaviventris 
Chrysotimus molliculus 
Chrysotoxum bicinctum 
Chrysotoxum cautum 
Chrysotoxum elegans a hoverfly
Chrysotoxum festivum 
Chrysotoxum verralli 
Chrysotus blepharosceles 
Chrysotus cilipes 
Chrysotus collini 
Chrysotus cupreus 
Chrysotus gramineus 
Chrysotus laesus 
Chrysotus neglectus 
Chrysotus palustris 
Chrysotus pulchellus 
Chrysotus suavis 
Chrysura radians a cuckoo wasp
Chthonius ischnocheles 
Chthonius kewi 
Chthonius orthodactylus sens. str. 
Chthonius tetrachelatus 
Chyliza extenuata 
Chyliza leptogaster 
Chyliza nova 
Chymomyza fuscimana 
Chymomyza wirthi 
Chyromya britannica 
Chyromya femorellum 
Chyromya flava 
Chyromya miladae 
Cicadella viridis 
Cicadula aurantipes 
Cicadula flori 
Cicadula frontalis 
Cicadula persimilis 
Cicadula quadrinotata 
Cicadula saturata 
Cicindela campestris Green Tiger Beetle
Cicindela sylvatica Heath Tiger Beetle
Cicurina cicur 
Cidaria fulvata Barred Yellow
Cidnopus aeruginosus 
Cilea silphoides 
Cilix glaucata Chinese Character
Cimbex connatus a sawfly
Cimex lectularius 
Cimex pipistrelli 
Cinochira atra 
Cionus alauda 
Cionus hortulanus 
Cionus scrophulariae Figwort Weevil
Cionus tuberculosus 
Circulifer haematoceps a leafhopper
Cirrhia gilvago Dusky-lemon Sallow
Cirrhia icteritia Sallow
Cirrhia ocellaris Pale-lemon Sallow
Cis bidentatus 
Cis bilamellatus 
Cis boleti 
Cis castaneus 
Cis fagi 
Cis festivus 
Cis micans 
Cis vestitus 
Cis villosulus 
Cistogaster globosa 
Cixius cunicularius 
Cixius distinguendus 
Cixius nervosus 
Cixius remotus 
Cixius similis 
Cixius simplex 
Cladopelma edwardsi 
Clambus pallidulus 
Clambus pubescens 
Clanoneurum cimiciforme 
Clanoptilus marginellus 
Clanoptilus strangulatus 
Clausilia bidentata Common Door Snail
Claustropyga abblanda 
Clavigesta purdeyi Pine Leaf-mining Moth
Clavigesta sylvestrana Small Pine Shoot Moth
Cleigastra apicalis 
Cleigastra armillata 
Cleigastra fasciata 
Cleigastra flavipes 
Cleigastra inermis 
Cleigastra tibiella 
Cleonus pigra Large Thistle Weevil
Cleopomiarus graminis 
Cleopus pulchellus 
Cleorodes lichenaria Brussels Lace
Clepsis consimilana Rufous Tortrix
Clepsis dumicolana a moth
Clepsis spectrana Cyclamen Tortrix
Cleptes nitidulus a cuckoo wasp
Cleptes semiauratus a cuckoo wasp
Clinocera stagnalis 
Clinohelea unimaculata 
Clinopodium acinos Basil Thyme
Clinotanypus nervosus 
Clistoabdominalis ruralis 
Clitostethus arcuatus 
Clivina fossor 
Clostera anachoreta Scarce Chocolate-tip
Clostera curtula Chocolate-tip
Clostera pigra Small Chocolate-tip
Closterotomus fulvomaculatus 
Closterotomus norwegicus 
Closterotomus trivialis 
Clubiona brevipes 
Clubiona comta 
Clubiona corticalis 
Clubiona diversa 
Clubiona juvenis 
Clubiona lutescens 
Clubiona neglecta sens. str. 
Clubiona pallidula 
Clubiona phragmitis 
Clubiona reclusa 
Clubiona stagnatilis 
Clubiona subtilis 
Clubiona terrestris 
Clusia flava 
Clusia tigrina 
Clusiodes albimanus 
Clusiodes gentilis 
Clusiodes ruficollis 
Clusiodes verticalis 
Clytiomya continua 
Clytra quadripunctata 
Clytus arietis Wasp Beetle
Cnaemidophorus rhododactyla Rose Plume
Cnemacantha muscaria 
Cnephalocotes obscurus 
Cnephasia asseclana Flax Tortrix
Cnephasia communana Southern Grey Tortrix
Cnephasia conspersana Coast Grey Tortrix
Cnephasia genitalana Scarce Grey Tortrix
Cnephasia incertana Light Grey Tortrix
Cnephasia longana Buff Grey Tortrix
Cnephasia pasiuana Meadow Grey Tortrix
Cnephasia pasiuana/pumicana Meadow Shade agg.
Cnephasia pumicana Cereal Tortrix
Cnephasia stephensiana Common Grey Tortrix
Cobitis taenia Spined Loach
Coboldia fuscipes 
Coccidula rufa 
Coccidula scutellata 
Coccinella magnifica Scarce 7-spot Ladybird
Coccinella septempunctata 7-spot Ladybird
Coccinella undecimpunctata 11-spot Ladybird
Coccothraustes coccothraustes Hawfinch
Cochlicopa lubrica Slippery Moss Snail
Cochlicopa lubricella 
Cochlodina laminata Plaited Door Snail
Cochylichroa atricapitana Black-fronted Straw
Cochylidia heydeniana Blue Fleabane Straw
Cochylidia implicitana Chamomile Straw
Cochylidia rupicola Agrimony Straw
Cochylidia subroseana a moth
Cochylimorpha straminea Common Straw
Cochylis nana Birch Straw
Cochylis roseana Rosy Straw
Coeliodes rana 
Coeliodes ruber 
Coeliodes transversealbofasciatus 
Coelioxys conoidea a cuckoo bee
Coelioxys elongata a cuckoo bee
Coelioxys inermis a cuckoo bee
Coelioxys rufescens a cuckoo bee
Coelopa frigida 
Coelosia flava 
Coelositona cambricus 
Coelositona cinerascens 
Coelositona puberulus 
Coelostoma orbiculare 
Coelotes atropos 
Coelotes terrestris 
Coenagrion puella (Linnaeus, 1758)
Coenagrion pulchellum (Vander Linden, 1825)
Coenia curvicauda 
Coenia palustris 
Coenobia rufa Small Rufous
Coenonympha pamphilus Small Heath
Coenosia agromyzina 
Coenosia albicornis 
Coenosia antennata 
Coenosia atra 
Coenosia femoralis 
Coenosia humilis 
Coenosia infantula 
Coenosia intermedia 
Coenosia karli 
Coenosia lacteipennis 
Coenosia mollicula 
Coenosia pedella 
Coenosia pumila 
Coenosia pygmaea 
Coenosia ruficornis 
Coenosia rufipalpis 
Coenosia testacea 
Coenosia tigrina 
Coenotephria salicata Striped Twin-spot Carpet
Colenis immunda 
Coleophora adjectella Southern Case-bearer
Coleophora adjunctella Saltern Rush Case-bearer
Coleophora adspersella Large Orache Case-bearer
Coleophora aestuariella Kent Blite Case-bearer
Coleophora albicans Wormwood Case-bearer
Coleophora albicosta Gorse Case-bearer
Coleophora albidella Sallow Pistol Case-bearer
Coleophora albitarsella White-legged Case-bearer
Coleophora alcyonipennella Clover Case-bearer
Coleophora alcyonipennella/frischella Clover/White-clover Case-bearer agg.
Coleophora alnifoliae Scarce Alder Case-bearer
Coleophora alticolella Common Rush Case-bearer
Coleophora alticolella/glaucicolella Common/Grey Rush Case-bearer agg.
Coleophora amethystinella Tare Case-bearer
Coleophora anatipennella Pistol Case-bearer
Coleophora argentula Yarrow Case-bearer
Coleophora artemisicolella Mugwort Case-bearer
Coleophora asteris Sea Aster Case-bearer
Coleophora atriplicis Saltern Case-bearer
Coleophora badiipennella Small Elm Case-bearer
Coleophora betulella Birch Pistol Case-bearer
Coleophora binderella Alder Case-bearer
Coleophora caespititiella Buff Rush Case-bearer
Coleophora clypeiferella Fat Hen Case-bearer
Coleophora conspicuella Knapweed Case-bearer
Coleophora conyzae Spikenard Case-bearer
Coleophora coracipennella Blackthorn Case-bearer
Coleophora currucipennella Wood Pistol Case-bearer
Coleophora deauratella Purple-shot Case-bearer
Coleophora deviella Blite Case-bearer
Coleophora discordella Lotus Case-bearer
Coleophora flavipennella Yellow Oak Case-bearer
Coleophora follicularis Agrimony Case-bearer
Coleophora frischella Red Clover Case-bearer
Coleophora fuscocuprella a moth
Coleophora gardesanella Small Streaked Case-bearer
Coleophora genistae a moth
Coleophora glaucicolella Grey Rush Case-bearer
Coleophora gryphipennella Rose Case-bearer
Coleophora hemerobiella Black-spot Case-bearer
Coleophora ibipennella Oak Pistol Case-bearer
Coleophora juncicolella Least Case-bearer
Coleophora kuehnella Cloaked Case-bearer
Coleophora laricella Larch Case-bearer
Coleophora lassella Toad Rush Case-bearer
Coleophora limoniella Sea-lavender Case-bearer
Coleophora limosipennella Elm Case-bearer
Coleophora lineolea Woundwort Case-bearer
Coleophora linosyridella Goldilocks Case-bearer
Coleophora lithargyrinella Stitchwort Case-bearer
Coleophora lusciniaepennella Willow Case-bearer
Coleophora lutarea Stitchwort Flower Moth
Coleophora lutipennella Oak Case-bearer
Coleophora maritimella Sea Rush Case-bearer
Coleophora mayrella Clothed Case-bearer
Coleophora milvipennis Birch Case-bearer
Coleophora nutantella Campion Case-bearer
Coleophora orbitella a moth
Coleophora otidipennella Wood-rush Case-bearer
Coleophora paripennella Bronze Case-bearer
Coleophora pennella Bugloss Case-bearer
Coleophora peribenanderi Thistle Case-bearer
Coleophora potentillae Potentilla Case-bearer
Coleophora prunifoliae Sloe Case-bearer
Coleophora pyrrhulipennella a moth
Coleophora salicorniae Glasswort Case-bearer
Coleophora salinella Sea-purslane Case-bearer
Coleophora saturatella Broom Case-bearer
Coleophora saxicolella Orache Case-bearer
Coleophora saxicolella/sternipennella Orache/Goosefoot Case-bearer agg.
Coleophora serratella Common Case-bearer
Coleophora siccifolia Keeled Case-bearer
Coleophora solitariella Southern Stitchwort Case-bearer
Coleophora spinella Apple & Plum Case-bearer
Coleophora squamosella Blue Fleabane Case-bearer
Coleophora sternipennella Goosefoot Case-bearer
Coleophora striatipennella Hedge Case-bearer
Coleophora taeniipennella Small Rush Case-bearer
Coleophora tamesis Jointed Rush Case-bearer
Coleophora therinella Black Bindweed Case-bearer
Coleophora trifolii Melilot Case-bearer
Coleophora trigeminella Scarce Thorn Case-bearer
Coleophora trochilella Verge Case-bearer
Coleophora versurella Pale Orache Case-bearer
Coleophora vibicigerella a moth
Coleophora violacea White-tipped Case-bearer
Coleophora wockeella a moth
Coleotechnites piceaella a moth
Colias croceus Clouded Yellow
Colias hyale Pale Clouded Yellow
Colladonus torneellus 
Colletes cunicularius The Vernal Colletes
Colletes daviesanus a mining bee
Colletes fodiens a mining bee
Colletes halophilus a mining bee
Colletes hederae Ivy Bee
Colletes marginatus The Margined Colletes
Colletes similis a mining bee
Colletes succinctus a mining bee
Collinsia inerrans formerly Milleriana inerrans
Colobaea bifasciella 
Colobaea distincta 
Colobaea punctata 
Colobopterus erraticus 
Colobostema nigripenne 
Colobostema triste 
Colocasia coryli Nut-tree Tussock
Colon rufescens 
Colostygia multistrigaria Mottled Grey
Colostygia olivata Beech-green Carpet
Colostygia pectinataria Green Carpet
Colotois pennaria Feathered Thorn
Columella edentula Toothless Chrysalis Snail
Colydium elongatum 
Colymbetes fuscus 
Comibaena bajularia Blotched Emerald
Commophila aeneana Orange Beauty
Compsidolon salicellum 
Compsilura concinnata 
Conchapelopia melanops 
Conicera dauci 
Conicera floricola 
Conicera similis 
Conicera tibialis 
Conioscinella frontella 
Conioscinella gallarum 
Conioscinella mimula 
Conioscinella sordidella 
Conisternum decipiens 
Conistra erythrocephala Red-headed Chestnut
Conistra ligula Dark Chestnut
Conistra rubiginea Dotted Chestnut
Conistra rubiginosa Black-spotted Chestnut
Conistra vaccinii Chestnut
Conocephalus discolor Long-winged Conehead
Conocephalus dorsalis Short-winged Conehead
Conomelus anceps 
Conopalpus testaceus 
Conops ceriaeformis 
Conops flavipes 
Conops quadrifasciatus 
Conosanus obsoletus 
Conostethus griseus 
Contacyphon coarctatus 
Contacyphon hilaris 
Contacyphon laevipennis 
Contacyphon ochraceus 
Contacyphon padi 
Contacyphon palustris 
Contacyphon pubescens 
Contacyphon variabilis 
Contarinia craccae 
Contarinia tiliarum 
Copris lunaris Horned Dung Beetle
Coproica acutangula 
Coproica ferruginata 
Coproica hirticula 
Coproica hirtula 
Coproica lugubris 
Coproica pusio 
Coproica vagans 
Copromyza equina 
Copromyza nigrina 
Copromyza stercoraria 
Coprophilus striatulus 
Coprothassa melanaria 
Coptotriche angusticollella Rose Blotch-miner
Coptotriche gaunacella a moth
Coptotriche marginea Bramble Blotch-miner
Coquillettidia richiardii 
Coranus subapterus 
Corbula gibba a mollusc
Cordalia obscura 
Cordicollis instabilis 
Cordilura albipes 
Cordilura ciliata 
Cordilura impudica 
Cordilura pubera 
Cordilurina albipes 
Cordulia aenea (Linnaeus, 1758)
Cordyla brevicornis 
Cordyla crassicornis 
Cordyla fissa 
Cordyla flaviceps 
Cordyla murina 
Cordyla pusilla 
Cordylepherus viridis 
Coremacera marginata 
Coreus marginatus Dock Bug
Coriomeris denticulatus Denticulate Leatherbug
Corixa affinis 
Corixa dentipes 
Corixa panzeri 
Corixa punctata 
Corizus hyoscyami 
Cornu aspersum Garden Snail
Corticaria alleni 
Corticaria crenulata 
Corticaria elongata 
Corticaria impressa 
Corticaria longicornis 
Corticaria punctulata 
Corticarina curta 
Corticarina minuta 
Corticarina similata 
Corticarina truncatella 
Corticeus bicolor 
Corticeus linearis 
Corticeus unicolor 
Cortinicara gibbosa 
Corylophus cassidoides 
Corylophus sublaevipennis 
Corynoneura scutellata 
Corynoptera bicuspidata 
Corynoptera consumpta 
Corynoptera cuniculata 
Corynoptera curvispinosa 
Corynoptera dentata 
Corynoptera fatigans 
Corynoptera flavicauda 
Corynoptera forcipata 
Corynoptera furcifera 
Corynoptera globiformis 
Corynoptera melanochaeta 
Corynoptera parvula 
Corynoptera postglobiformis 
Corynoptera saccata 
Corynoptera subparvula 
Corynoptera tetrachaeta 
Corynoptera trepida 
Corynoptera verrucifera 
Coryphium angusticolle 
Coscinia cribraria Speckled Footman
Cosmia affinis Lesser-spotted Pinion
Cosmia diffinis White-spotted Pinion
Cosmia pyralina Lunar-spotted Pinion
Cosmia trapezina Dun-bar
Cosmobaris scolopacea 
Cosmopterix lienigiella Pale Reed Beauty
Cosmopterix orichalcea a moth
Cosmopterix pulchrimella Pellitory Beauty
Cosmopterix scribaiella a moth
Cosmopterix zieglerella Hop Beauty
Cosmorhoe ocellata Purple Bar
Cosmotettix caudatus 
Cossonus linearis 
Cossonus parallelepipedus 
Cossus cossus Goat Moth
Costaconvexa polygrammata Many-lined
Cottus gobio Bullhead
Cozyptila blackwalli formerly Ozyptila blackwalli
Crabro cribrarius Slender Bodied Digger Wasp
Crabro peltarius a digger wasp
Crambus ericella Northern Heath Grass-moth
Crambus hamella Southern Heath Grass-moth
Crambus lathoniellus Meadow Grass-moth
Crambus pascuella White-banded Grass-moth
Crambus perlella Satin Grass-moth
Crambus pratella Scarce Grass-moth
Crambus silvella Bog Grass-moth
Crambus uliginosellus Marsh Grass-moth
Craneiobia corni 
Craniophora ligustri Coronet
Crassa tinctella Plain Bark Moth
Crassa unitella Brown Bark Moth
Crataerina pallida 
Cratyna curtipennis 
Cratyna nobilis 
Cratyna uliginosa 
Cratyna vagabunda 
Cratyna wasmanni 
Creophilus maxillosus 
Crepidodera aurata 
Crepidodera aurea 
Crepidodera fulvicornis 
Crepidodera nitidula 
Crepidodera plutus 
Cricotopus annulator 
Cricotopus flavocinctus 
Cricotopus obnixus 
Cricotopus sylvestris 
Cricotopus trifasciatus 
Crioceris asparagi Asparagus Beetle
Criomorphus albomarginatus 
Criomorphus williamsi 
Criorhina asilica 
Criorhina berberina 
Criorhina floccosa 
Criorhina ranunculi 
Crocallis dardoinaria Dusky Scalloped Oak
Crocallis elinguaria Scalloped Oak
Crocidosema plebejana Tree-mallow Tortrix
Crossocerus annulipes a digger wasp
Crossocerus binotatus a digger wasp
Crossocerus capitosus a digger wasp
Crossocerus cetratus a digger wasp
Crossocerus congener a digger wasp
Crossocerus distinguendus a digger wasp
Crossocerus elongatulus Slender Digger Wasp
Crossocerus exiguus a digger wasp
Crossocerus megacephalus a digger wasp
Crossocerus nigritus a digger wasp
Crossocerus ovalis a digger wasp
Crossocerus palmipes a digger wasp
Crossocerus podagricus a digger wasp
Crossocerus quadrimaculatus 4-spotted Digger Wasp
Crossocerus styrius a digger wasp
Crossocerus tarsatus a digger wasp
Crossocerus varus a digger wasp
Crossocerus walkeri a digger wasp
Crossocerus wesmaeli Wesmael's Digger Wasp
Crossopalpus curvipes 
Crossopalpus humilis 
Crossopalpus minimus 
Crossopalpus nigritellus 
Crumomyia fimetaria 
Crumomyia nigra 
Crumomyia nitida 
Crumomyia notabilis 
Crumomyia pedestris 
Crumomyia roserii 
Crunoecia irrorata a caddisfly
Crustulina guttata 
Cryphia algae Tree-lichen Beauty
Cryptachaea riparia formerly Achaearanea riparia
Cryptarcha strigata 
Cryptarcha undata 
Crypteria limnophiloides 
Crypticus quisquilius 
Cryptoblabes bistriga Double-striped Knot-horn
Cryptoblabes gnidiella a moth
Cryptocephalus aureolus a pot beetle
Cryptocephalus bilineatus a pot beetle
Cryptocephalus frontalis a pot beetle
Cryptocephalus fulvus a pot beetle
Cryptocephalus hypochaeridis a pot beetle
Cryptocephalus labiatus a pot beetle
Cryptocephalus moraei a pot beetle
Cryptocephalus parvulus a pot beetle
Cryptocephalus pusillus a pot beetle
Cryptocephalus rufipes a pot beetle
Cryptocephalus sexpunctatus a pot beetle
Cryptolestes ferrugineus 
Cryptonevra diadema 
Cryptonevra flavitarsis 
Cryptonevra nigritarsis 
Cryptophagus dentatus 
Cryptophagus denticulatus 
Cryptophagus distinguendus 
Cryptophagus jakowlewi 
Cryptophagus labilis 
Cryptophagus lycoperdi 
Cryptophagus populi 
Cryptophagus pubescens 
Cryptophagus puncticollis 
Cryptophagus punctipennis 
Cryptophagus scanicus 
Cryptophagus schmidtii 
Cryptophagus scutellatus 
Cryptophagus setulosus 
Cryptophilus integer 
Cryptopleurum crenatum 
Cryptopleurum minutum 
Cryptops anomalans a centipede
Cryptops hortensis a centipede
Cryptops parisi a centipede
Cteniopus sulphureus Sulphur Beetle
Ctenophora flaveolata 
Ctenophora ornata 
Ctenophora pectinicornis 
Ctenoplusia limbirena Scar Bank Gem
Ctesias serra Cobweb Beetle
Cucullia absinthii Wormwood
Cucullia asteris Star-wort
Cucullia chamomillae Chamomile Shark
Cucullia lychnitis Striped Lychnis
Cucullia umbratica Shark
Cucullia verbasci Mullein
Culex modestus 
Culex pipiens 
Culex torrentium 
Culicoides alazanicus 
Culicoides cataneii 
Culicoides chiopterus 
Culicoides circumscriptus 
Culicoides dewulfi 
Culicoides griseidorsum 
Culicoides heliophilus 
Culicoides impunctatus 
Culicoides obsoletus 
Culicoides pulicaris 
Culicoides punctatus 
Culicoides puncticollis 
Culicoides scoticus 
Culiseta annulata 
Culiseta litorea 
Culiseta morsitans 
Culiseta subochrea 
Cupido minimus Small Blue
Curculio betulae 
Curculio glandium Acorn Weevil
Curculio nucum Nut Weevil
Curculio rubidus 
Curculio venosus 
Curculio villosus 
Curimopsis maritima 
Curimopsis setigera 
Curtonotus aulicus 
Curtonotus convexiusculus 
Cyanapion afer 
Cybosia mesomella Four-dotted Footman
Cychramus luteus 
Cychrus caraboides 
Cyclodinus constrictus 
Cyclodinus salinus 
Cyclophora albipunctata Birch Mocha
Cyclophora annularia Mocha
Cyclophora linearia Clay Triple-lines
Cyclophora pendularia Dingy Mocha
Cyclophora porata False Mocha
Cyclophora punctaria Maiden's Blush
Cyclophora puppillaria Blair's Mocha
Cyclophora ruficiliaria Jersey Mocha
Cyclosa conica 
Cydalima perspectalis Box-tree Moth
Cydia amplana Rusty Acorn Piercer
Cydia conicolana Pine Nut Moth
Cydia coniferana Pine Bark Moth
Cydia fagiglandana Beech Mast Piercer
Cydia illutana Larch Cone Moth
Cydia inquinatana Scarce Maple Piercer
Cydia interscindana Beautiful Juniper Piercer
Cydia leguminana a moth
Cydia medicaginis Alfalfa Moth
Cydia microgrammana Rest-harrow Piercer
Cydia millenniana Larch Gall Moth
Cydia nigricana Pea Moth
Cydia pactolana a moth
Cydia pomonella Codling Moth
Cydia servillana Sallow Gall Moth
Cydia splendana Marbled Piercer
Cydia strobilella Spruce Seed Moth
Cydia ulicetana Common Gorse Moth
Cylindroiulus britannicus a millipede
Cylindroiulus caeruleocinctus a millipede
Cylindroiulus latestriatus a millipede
Cylindroiulus parisiorum a millipede
Cylindroiulus punctatus Blunt-tailed Snake-millipede
Cylindroiulus truncorum a millipede
Cylindromyia interrupta 
Cylindrotoma distinctissima 
Cylisticus convexus 
Cyllecoris histrionius 
Cymatia coleoptrata 
Cymatophorina diluta Oak Lutestring
Cymbiodyta marginella 
Cymus claviculus 
Cymus glandicolor 
Cymus melanocephalus 
Cynaeda dentalis Starry Pearl
Cynomya mortuorum 
Cypha discoidea 
Cypha laeviuscula 
Cypha longicornis 
Cypha pulicaria 
Cypha punctum 
Cypha seminulum 
Cyphostethus tristriatus Juniper Shieldbug
Cyprinus carpio Common Carp
Cyrnus flavidus a caddisfly
Cyrnus trimaculatus a caddisfly
Cyrtophleba ruricola 
Cyrtorhinus caricis 
Cystiphora sonchi 
Cytilus sericeus 
Cyzenis albicans 
Dacne bipustulata 
Dacne rufifrons 
Dacrila fallax 
Dactylochelifer latreillei 
Dactylosternum abdominale 
Dadobia immersa 
Dahliana geniculata 
Dahlica inconspicuella Lesser Lichen Case-bearer
Dahlica triquetrella Narrow Lichen Case-bearer
Dalopius marginatus 
Dama dama Fallow Deer
Danaus plexippus Monarch
Daphnis nerii Oleander Hawk-moth
Dasineura acrophila 
Dasineura auritae 
Dasineura crataegi 
Dasineura filipendulae 
Dasineura fraxinea 
Dasineura fraxini 
Dasineura gleditchiae 
Dasineura irregularis 
Dasineura kiefferi 
Dasineura loewiana 
Dasineura marginemtorquens 
Dasineura odoratae Gall casuser
Dasineura rosae 
Dasineura spadicea 
Dasineura strumosa 
Dasineura ulmaria 
Dasineura urticae 
Dasineura viciae 
Dasiops mucronatus 
Dasiops perpropinquus 
Dasycera oliviella Cream-spot Bark Moth
Dasydorylas horridus 
Dasyhelea flavifrons 
Dasypoda hirtipes Hairy Legged Mining Bee
Dasystoma salicella a moth
Dasysyrphus albostriatus 
Dasysyrphus pinastri 
Dasysyrphus tricinctus 
Dasysyrphus venustus 
Dasytes aeratus 
Dasytes plumbeus 
Dasytes virens 
Datomicra dadopora 
Datomicra nigra 
Datomicra sordidula 
Datonychus melanostictus 
Deilephila elpenor Elephant Hawk-moth
Deilephila porcellus Small Elephant Hawk-moth
Deileptenia ribeata Satin Beauty
Deinopsis erosa 
Delia cardui 
Delia coarctata 
Delia diluta 
Delia echinata 
Delia florilega 
Delia penicilliventris 
Delia planipalpis 
Delia platura 
Delia radicum 
Delina nigrita 
Delphacinus mesomelas 
Delphacodes venosus 
Delphax crassicornis 
Delphax pulchellus 
Delphinapterus leucas Beluga
Delphinus delphis Common Dolphin
Delplanqueia dilutella a moth
Delplanqueia inscriptella a moth
Deltocephalus pulicaris 
Deltote bankiana Silver Barred
Deltote uncula Silver Hook
Demetrias atricapillus 
Demetrias imperialis 
Dendrolimus pini Pine-tree Lappet
Dendrophilus punctatus 
Dendroxena quadrimaculata 
Denisia albimaculea a moth
Denisia augustella a moth
Denticollis linearis 
Denticucullus pygmina Small Wainscot
Deporaus betulae Birch Leaf Roller
Depressaria albipunctella White-spot Brown
Depressaria badiella Varied Brown
Depressaria daucella Water-dropwort Brown
Depressaria depressana a moth
Depressaria douglasella Carrot Brown
Depressaria radiella Parsnip Moth
Depressaria sordidatella Chervil Brown
Depressaria ultimella Marsh Brown
Deraeocoris flavilinea 
Deraeocoris lutescens 
Deraeocoris olivaceus 
Deraeocoris ruber 
Deraeocoris scutellaris 
Derephysia foliacea 
Dermestes haemorrhoidalis 
Dermestes lardarius Bacon Beetle
Dermestes murinus 
Deroceras invadens Tramp slug
Deroceras laeve Marsh Slug
Deroceras reticulatum Netted Field Slug
Derocrepis rufipes 
Desmometopa sordida 
Dexiogyia corticina 
Dexiosoma caninum 
Diachrysia chrysitis Burnished Brass
Diacrisia sannio Clouded Buff
Diadocidia ferruginosa 
Diadocidia spinosula 
Diaea dorsata 
Dianthus armeria Deptford Pink
Diaperis boleti 
Diaphora mendica Muslin Moth
Diaphorus nigricans 
Diaphorus oculatus 
Diarsia brunnea Purple Clay
Diarsia dahlii Barred Chestnut
Diarsia florida Fen Square-spot
Diarsia mendica Ingrailed Clay
Diarsia rubi Small Square-spot
Diasemia reticularis a moth
Diasemiopsis ramburialis Migrant Sable
Diastata adusta 
Diastata costata 
Diastata fuscula 
Diastata vagans 
Dicallomera fascelina Dark Tussock
Dicentrarchus labrax Sea Bass
Dicheirotrichus gustavii 
Dicheirotrichus obsoletus 
Dicheirotrichus placidus 
Dichetophora obliterata 
Dichomeris marginella Juniper Webber
Dichrooscytus gustavi 
Dichrorampha acuminatana Common Daisy Moth
Dichrorampha aeratana Dingy Daisy Moth
Dichrorampha alpinana Orange-spot Daisy Moth
Dichrorampha consortana Chalk Hill Daisy Moth
Dichrorampha flavidorsana Orange-spot Tansy Moth
Dichrorampha petiverella Yellow-spot Yarrow Moth
Dichrorampha plumbagana Lead-coloured Yarrow Moth
Dichrorampha plumbana Lead-coloured Daisy Moth
Dichrorampha sedatana Tansy Moth
Dichrorampha sequana White-spot Yarrow Moth
Dichrorampha simpliciana Mugwort Moth
Dichrorampha sylvicolana a moth
Dichrorampha vancouverana Orange-spot Yarrow Moth
Dicraeus fennicus 
Dicraeus ingratus 
Dicraeus raptus 
Dicraeus scibilis 
Dicraeus styriacus 
Dicraeus tibialis 
Dicraeus vagans 
Dicranocephalus medius 
Dicranomyia affinis 
Dicranomyia autumnalis 
Dicranomyia chorea 
Dicranomyia danica 
Dicranomyia fusca 
Dicranomyia lucida 
Dicranomyia mitis 
Dicranomyia modesta 
Dicranomyia morio 
Dicranomyia nigristigma 
Dicranomyia sera 
Dicranomyia sericata 
Dicranopalpus caudatus 
Dicranopalpus ramosus agg. Fork-palped harvestman
Dicranopalpus ramosus sens. str. 
Dicranophragma adjunctum 
Dicranophragma nemorale 
Dicranota bimaculata 
Dicranota pavida 
Dicranotropis hamata 
Dicrotendipes lobiger 
Dicrotendipes nervosus 
Dicrotendipes notatus 
Dictenidia bimaculata 
Dictyla convergens 
Dictyna arundinacea 
Dictyna uncinata 
Dictyonota fuliginosa 
Dictyonota strichnocera 
Dicycla oo Heart Moth
Dicymbium nigrum 
Dicymbium nigrum brevisetosum 
Dicymbium tibiale 
Dicyphus annulatus 
Dicyphus constrictus 
Dicyphus epilobii 
Dicyphus errans 
Dicyphus escalerae 
Dicyphus globulifer 
Dicyphus pallicornis 
Dicyphus pallidus 
Dicyphus stachydis 
Dicyphus tamaninii 
Didea fasciata 
Didineis lunicornis a digger wasp
Didymomyia tiliacea 
Dieckmaniellus gracilis 
Dienerella clathrata 
Dienerella ruficollis 
Digitivalva perlepidella Spikenard Moth
Digitivalva pulicariae Fleabane Moth
Dikraneura variata 
Dilacra luteipes 
Dilacra pruinosa 
Dilacra vilis 
Diloba caeruleocephala Figure of Eight
Dilophus febrilis 
Dilophus femoratus 
Dilophus humeralis 
Dimetrota atramentaria 
Dimetrota cinnamoptera 
Dimetrota intermedia 
Dimetrota marcida 
Dimetrota nigripes 
Dimetrota setigera 
Dimetrotina laticollis 
Dinaraea aequata 
Dinaraea angustula 
Dinaraea linearis 
Dinera grisescens 
Dinocheirus panzeri 
Dioctria atricapilla 
Dioctria baumhaueri 
Dioctria linearis 
Dioctria oelandica 
Dioctria rufipes 
Diodontus insidiosus a digger wasp
Diodontus luperus a digger wasp
Diodontus minutus Minute Black Wasp
Diodontus tristis Melancholy Black Wasp
Diogma glabrata 
Dioryctria abietella Pine Knot-horn
Dioryctria schuetzeella Spruce Knot-horn
Dioryctria simplicella Drab Pine Knot-horn
Dioryctria sylvestrella Chequered Pine Knot-horn
Dioxyna bidentis 
Diplapion confluens 
Diplapion stolidum 
Diplocephalus cristatus 
Diplocephalus graecus 
Diplocephalus latifrons 
Diplocephalus permixtus 
Diplocephalus picinus 
Diplocladius cultriger 
Diplocoelus fagi 
Diplodoma laichartingella Yellow-headed Bagworm
Diplonevra florescens 
Diplonevra funebris 
Diplonevra glabra 
Diplonevra nitidula 
Diplonevra pilosella 
Diplostyla concolor 
Diplotoxa messoria 
Dipogon subintermedius a spider-hunter wasp
Dipogon variegatus a spider-hunter wasp
Discocerina obscurella 
Discomyza incurva 
Discus rotundatus Rounded Snail
Dismodicus bifrons 
Ditaeniella grisescens 
Dithryca guttularis 
Ditomyia fasciata 
Ditrichophora calceata 
Ditrichophora fuscella 
Ditrichophora nectens 
Ditropis pteridis 
Ditula angustiorana Red-barred Tortrix
Diurnea fagella Early Reveller
Diurnea lipsiella Late Reveller
Dixa dilatata 
Dixa nebulosa 
Dixella aestivalis 
Dixella amphibia 
Dixella attica 
Dixella autumnalis 
Dixella martinii 
Dixella serotina 
Docosia fumosa 
Docosia gilvipes 
Docosia moravica 
Docosia sciarina 
Dolicharthria punctalis Long-legged Pearl
Dolichocephala guttata 
Dolichocephala irrorata 
Dolichocephala oblongoguttata 
Dolichopeza albipes 
Dolichopus andalusiacus 
Dolichopus arbustorum 
Dolichopus atratus 
Dolichopus atripes 
Dolichopus brevipennis 
Dolichopus campestris 
Dolichopus cilifemoratus 
Dolichopus claviger 
Dolichopus clavipes 
Dolichopus diadema 
Dolichopus discifer 
Dolichopus festivus 
Dolichopus griseipennis 
Dolichopus latilimbatus 
Dolichopus linearis 
Dolichopus notatus 
Dolichopus nubilus 
Dolichopus pennatus 
Dolichopus picipes 
Dolichopus plumipes 
Dolichopus popularis 
Dolichopus sabinus 
Dolichopus signatus 
Dolichopus signifer 
Dolichopus simplex 
Dolichopus strigipes 
Dolichopus subpennatus 
Dolichopus trivialis 
Dolichopus ungulatus 
Dolichopus virgultorum 
Dolichopus vitripennis 
Dolichopus wahlbergi 
Dolichosoma lineare 
Dolichovespula media a social wasp
Dolichovespula norwegica Norwegian Wasp
Dolichovespula saxonica a social wasp
Dolichovespula sylvestris Tree Wasp
Dolycoris baccarum Hairy Shieldbug
Donacaula forficella Pale Water-veneer
Donacaula mucronella Streaked Water-veneer
Donacia bicolora 
Donacia cinerea 
Donacia clavipes 
Donacia crassipes Water-lily Reed Beetle
Donacia dentata 
Donacia obscura 
Donacia semicuprea 
Donacia simplex 
Donacia sparganii 
Donacia thalassina 
Donacia versicolorea 
Donacia vulgaris 
Donacochara speciosa 
Donax vittatus a mollusc
Doratura impudica 
Doratura stylata 
Dorcatoma ambjoerni 
Dorcatoma chrysomelina 
Dorcatoma flavicornis 
Dorcatoma substriata 
Dorcus parallelipipedus Lesser Stag Beetle
Doros profuges 
Dorycera graminum 
Dorylomorpha anderssoni 
Dorylomorpha fennica 
Dorylomorpha haemorrhoidalis 
Dorylomorpha hungarica 
Dorylomorpha xanthopus 
Dorytomus dejeani 
Dorytomus filirostris 
Dorytomus hirtipennis 
Dorytomus ictor 
Dorytomus longimanus 
Dorytomus melanophthalmus 
Dorytomus rufatus 
Dorytomus salicis 
Dorytomus taeniatus 
Dorytomus tortrix 
Drapetis arcuata 
Drapetis assimilis 
Drapetis exilis 
Drapetis infitialis 
Drapetis parilis 
Drapetis pusilla 
Drapetis simulans 
Drapetisca socialis 
Drassodes cupreus 
Drassodes lapidosus 
Drassodes pubescens 
Drassyllus lutetianus 
Drassyllus pusillus 
Dreissena polymorpha Zebra Mussel
Drepana curvatula Dusky Hook-tip
Drepana falcataria Pebble Hook-tip
Drepanotylus uncatus 
Drino lota 
Dromius agilis 
Dromius angustus 
Dromius meridionalis 
Dromius quadrimaculatus 
Dropephylla gracilicornis 
Dropephylla ioptera 
Dropephylla vilis 
Drosophila busckii 
Drosophila funebris 
Drosophila helvetica 
Drosophila hydei 
Drosophila immigrans 
Drosophila kuntzei 
Drosophila littoralis 
Drosophila melanogaster 
Drosophila obscura 
Drosophila phalerata 
Drosophila picta 
Drosophila simulans 
Drosophila subobscura 
Drosophila subsilvestris 
Drosophila suzukii 
Drosophila tristis 
Drupenatus nasturtii 
Drusilla canaliculata 
Drusus annulatus a caddisfly
Dryinus collaris a solitary wasp
Drymeia brumalis 
Drymeia vicana 
Drymonia dodonaea Marbled Brown
Drymonia ruficornis Lunar Marbled Brown
Drymus brunneus 
Drymus latus 
Drymus pumilio 
Drymus ryeii 
Drymus sylvaticus 
Dryobota labecula Oak Rustic
Dryobotodes eremita Brindled Green
Dryocoetes villosus 
Dryodurgades antoniae 
Dryomyza anilis 
Dryope flaveola formerly in Dryomyza
Dryophilocoris flavoquadrimaculatus 
Dryophilus anobioides 
Dryophilus pusillus 
Dryops ernesti 
Dryops luridus 
Dryops similaris 
Dryudella pinguis a digger wasp
Dufouria chalybeata 
Dufouria nigrita 
Dufouriellus ater 
Duponchelia fovealis European Pepper Moth
Dynatosoma fuscicorne 
Dynatosoma reciprocum 
Dypterygia scabriuscula Bird's Wing
Dyschirius aeneus 
Dyschirius angustatus 
Dyschirius chalceus 
Dyschirius globosus 
Dyschirius politus 
Dyschirius salinus 
Dyschirius thoracicus 
Dyschirius tristis 
Dyscia fagaria Grey Scalloped Bar
Dysdera crocata 
Dysdera erythrina 
Dyseriocrania subpurpurella Common Spring Jewel
Dysgonia algira Passenger
Dysmachus trigonus 
Dysstroma citrata Dark Marbled Carpet
Dysstroma truncata Common Marbled Carpet
Dystebenna stephensi Tufted Oak Moth
Dytiscus circumflexus 
Dytiscus marginalis Great Diving Beetle
Dytiscus semisulcatus 
Eana incanana Bluebell Moth
Eana osseana Dotted Cloak
Eana penziana Northern Mottled Cloak
Earias clorana Cream-bordered Green Pea
Earias insulana Egyptian Bollworm
Earomyia netherlandica 
Earomyia viridana 
Earophila badiata Shoulder Stripe
Eccoptomera longiseta 
Eccoptomera obscura 
Ecliptopera silaceata Small Phoenix
Ecnomus tenellus a caddisfly
Ectaetia clavipes 
Ectaetia platyscelis 
Ectemnius cavifrons a digger wasp
Ectemnius cephalotes a digger wasp
Ectemnius continuus a digger wasp
Ectemnius dives a digger wasp
Ectemnius lapidarius a digger wasp
Ectemnius lituratus a digger wasp
Ectemnius rubicola a digger wasp
Ectemnius ruficornis a digger wasp
Ectemnius sexcinctus a digger wasp
Ectobius pallidus Tawny cockroach
Ectobius panzeri Lesser cockroach
Ectoedemia agrimoniae a moth
Ectoedemia albifasciella White-banded Dot
Ectoedemia angulifasciella Angle-barred Rose Dot
Ectoedemia arcuatella Strawberry Dot
Ectoedemia argyropeza Aspen Dot
Ectoedemia atricollis Barred Fruit-tree Dot
Ectoedemia erythrogenella Coast Dot
Ectoedemia hannoverella Black-poplar Dot
Ectoedemia heringella Speckled Holm Oak Dot
Ectoedemia heringi White-spot Dot
Ectoedemia intimella White-spot Sallow Dot
Ectoedemia minimella Barred Birch Dot
Ectoedemia occultella Large Birch Dot
Ectoedemia quinquella Five-spot Dot
Ectoedemia rubivora Dewberry Dot
Ectoedemia spinosella Least Blackthorn Dot
Ectoedemia subbimaculella Broken-barred Oak Dot
Ectoedemia turbidella Grey Poplar Dot
Ectophasia crassipennis 
Ectrepesthoneura hirta 
Ectropis crepuscularia Engrailed
Edwardsiana candidula 
Edwardsiana crataegi 
Edwardsiana ishidai 
Edwardsiana lethierryi 
Edwardsiana rosae 
Edwardsiana spinigera 
Edwardsiana ulmiphagus 
Efcookella albitarsis 
Eggisops pecchiolii 
Egira conspicillaris Silver Cloud
Egle ciliata 
Egle lyneborgi 
Egle minuta 
Egle rhinotmeta 
Eidophasia messingiella White-barred Pointer
Eilema caniola Hoary Footman
Eilema complana Scarce Footman
Eilema depressa Buff Footman
Eilema griseola Dingy Footman
Eilema lurideola Common Footman
Eilema pygmaeola Pigmy Footman
Eilema sororcula Orange Footman
Einfeldia pagana 
Elachiptera austriaca 
Elachiptera brevipennis 
Elachiptera cornuta 
Elachiptera diastema 
Elachiptera megaspis 
Elachiptera tuberculifera 
Elachista adscitella Oblique-barred Grass-miner
Elachista albifrontella White-headed Grass-miner
Elachista alpinella Marsh Sedge-miner
Elachista apicipunctella Pearly Grass-miner
Elachista argentella Silver Grass-miner
Elachista atricomella Cock's-foot Miner
Elachista biatomella a moth
Elachista bisulcella Yellow-edged Grass-miner
Elachista canapennella Common Grass-miner
Elachista cinereopunctella a moth
Elachista consortella Meadow Grass-miner
Elachista freyerella Dark Meadow Grass-miner
Elachista gangabella Yellow-barred Grass-miner
Elachista gleichenella Twin-barred Sedge-miner
Elachista humilis Dusky Grass-miner
Elachista luticomella Yellow-headed Grass-miner
Elachista maculicerusella Canary-grass Miner
Elachista obliquella Woodland Grass-miner
Elachista poae Sweet-grass Miner
Elachista regificella a moth
Elachista rufocinerea Speckled Grass-miner
Elachista scirpi Saltern Rush-miner
Elachista serricornis Dusky Sedge-miner
Elachista stabilella Southern Grass-miner
Elachista subnigrella Dingy Grass-miner
Elachista subocellea a moth
Elachista triatomea Triple-spotted Grass-miner
Elachista triseriatella Least Grass-miner
Elachista unifasciella a moth
Elachista utonella Bog Sedge-miner
Elampus foveatus a cuckoo wasp
Elaphria venustula Rosy Marbled
Elaphropeza ephippiata 
Elaphrus cupreus 
Elaphrus riparius 
Elasmostethus interstinctus Birch Shieldbug
Elasmucha grisea Parent Bug
Elater ferrugineus 
Electrophaes corylata Broken-barred Carpet
Eledona agricola 
Elegia similella White-barred Knot-horn
Elgiva cucularia 
Elgiva solicita 
Eliozeta pellucens 
Ellipteroides lateralis 
Eloceria delecta 
Elodes elongatus 
Elodes minutus 
Elodes pseudominutus 
Elodia ambulatoria 
Elodia morio 
Eloeophila maculata 
Eloeophila submarmorata 
Elophila nymphaeata Brown China-mark
Eluma caelatum 
Elymana sulphurella 
Ematurga atomaria Common Heath
Emberiza calandra Corn Bunting
Emberiza citrinella Yellowhammer
Emberiza schoeniclus Reed Bunting
Emblethis denticollis 
Emmelina monodactyla Common Plume
Emmesomyia grisea 
Emmesomyia socia 
Empicoris culiciformis 
Empicoris rubromaculatus 
Empicoris vagabundus 
Empis aemula 
Empis aestiva 
Empis albinervis 
Empis albohirta 
Empis caudatula 
Empis chioptera 
Empis decora 
Empis digramma 
Empis femorata 
Empis grisea 
Empis livida 
Empis longipes 
Empis lutea 
Empis nigripes 
Empis nigritarsis 
Empis nuntia 
Empis opaca 
Empis picipes 
Empis planetica 
Empis praevia 
Empis scutellata 
Empis stercorea 
Empis tessellata 
Empis trigramma 
Empis tumida 
Empis vitripennis 
Empis volucris 
Empis woodi 
Empoasca decipiens 
Empoasca pteridis a leafhopper
Empoasca vitis 
Enallagma cyathigerum (Charpentier)
Enalodroma hepatica 
Enargia paleacea Angle-striped Sallow
Enarmonia formosana Cherry Bark Tortrix
Encephalus complicans 
Endochironomus tendens 
Endomychus coccineus 
Endothenia ericetana Field Marble
Endothenia gentianaeana Teasel Marble
Endothenia marginana Bordered Marble
Endothenia nigricostana Hedge Marble
Endothenia oblongana Plantain Marble
Endothenia pullana a moth
Endothenia quadrimaculana Marsh Marble
Endothenia ustulana a moth
Endotricha consobrinalis Mediterranean Tabby
Endotricha flammealis Rosy Tabby
Endrosis sarcitrella White-shouldered House-moth
Enedreytes hilaris 
Enicmus brevicornis 
Enicmus histrio 
Enicmus rugosus 
Enicmus testaceus 
Enicmus transversus 
Ennearthron cornutum 
Ennomos alniaria Canary-shouldered Thorn
Ennomos autumnaria Large Thorn
Ennomos erosaria September Thorn
Ennomos fuscantaria Dusky Thorn
Ennomos quercinaria August Thorn
Enochrus bicolor 
Enochrus coarctatus 
Enochrus fuscipennis 
Enochrus halophilus 
Enochrus melanocephalus 
Enochrus ochropterus 
Enochrus quadripunctatus 
Enochrus testaceus 
Enoplognatha latimana 
Enoplognatha mordax 
Enoplognatha ovata sens. str. 
Enoplognatha thoracica 
Ensina sonchi 
Ensis arcuatus a mollusc
Ensis siliqua a mollusc
Entelecara acuminata 
Entelecara congenera 
Entelecara erythropus 
Entelecara flavipes 
Entephria caesiata Grey Mountain Carpet
Enteucha acetosae a moth
Entomognathus brevis a digger wasp
Epagoge grotiana Brown-barred Tortrix
Epeolus cruciger a solitary bee
Epeolus variegatus a solitary bee
Epermenia aequidentellus Carrot Ridge-back
Epermenia chaerophyllella Common Ridge-back
Epermenia falciformis Streaked Ridge-back
Epermenia farreni a moth
Epermenia profugella Tawny Drab
Ephestia elutella Cacao Moth
Ephestia kuehniella Mediterranean Flour Moth
Ephestia woodiella Blushed Knot-horn
Ephistemus globulus 
Ephistemus globulus/reitteri 
Ephistemus reitteri 
Ephydra macellaria 
Ephydra riparia 
Epiblema cirsiana Knapweed Root-borer
Epiblema cirsiana/scutulana Root-borer agg.
Epiblema costipunctana Ragwort Root-borer
Epiblema foenella White-foot Moth
Epiblema scutulana Thistle Root-borer
Epiblema sticticana Colt's-foot Root-borer
Epiblema turbidana Butterbur Root-borer
Epicallima formosella a moth
Epicampocera succincta 
Epichlorops puncticollis 
Epichnopterix plumella Plumed Bagworm
Epicypta aterrima 
Epicypta limnophila 
Epidapus absconditus 
Epidapus alnicola 
Epidapus gracilis 
Epidapus schillei 
Epidapus subgracilis 
Epinotia abbreviana Brown Elm Tortrix
Epinotia bilunana Crescent Tortrix
Epinotia brunnichana Large Birch Roller
Epinotia caprana Large Willow Roller
Epinotia cinereana Grey Aspen Tortrix
Epinotia cruciana Willow Tortrix
Epinotia demarniana Blotched Tortrix
Epinotia fraternana Silver-barred Tortrix
Epinotia immundana Birch Tortrix
Epinotia maculana Dark Aspen Roller
Epinotia mercuriana Moorland Tortrix
Epinotia nanana Small Spruce Tortrix
Epinotia nigricana a moth
Epinotia nisella Brindled Poplar Tortrix
Epinotia pygmaeana a moth
Epinotia ramella Black-marked Tortrix
Epinotia rubiginosana Pine Tortrix
Epinotia signatana Black-streaked Tortrix
Epinotia solandriana Varied Birch Roller
Epinotia sordidana Brown Alder Roller
Epinotia subocellana Pale Willow Tortrix
Epinotia tedella Common Spruce Tortrix
Epinotia tenerana Nut Bud Moth
Epinotia tetraquetrana Birch-borer Tortrix
Epinotia trigonella White-blotched Roller
Epione repandaria Bordered Beauty
Epiphragma ocellare 
Epiphyas postvittana Light Brown Apple Moth
Epirrhoe alternata Common Carpet
Epirrhoe galiata Galium Carpet
Epirrhoe rivata Wood Carpet
Epirrhoe tristata Small Argent and Sable
Epirrita autumnata Autumnal Moth
Epirrita christyi Pale November Moth
Epirrita dilutata November Moth
Epirrita dilutata agg. November Moth agg.
Epirrita filigrammaria Small Autumnal Moth
Episinus angulatus 
Episinus maculipes 
Episinus truncatus 
Epistrophe diaphana 
Epistrophe eligans 
Epistrophe grossulariae 
Epistrophe melanostoma a hoverfly
Epistrophe nitidicollis 
Episyron gallicum a spider-hunter wasp
Episyron rufipes Red Legged Spider Wasp
Episyrphus balteatus 
Epitonium clathrus a mollusc
Epitrix atropae 
Epitrix pubescens 
Epuraea aestiva 
Epuraea biguttata 
Epuraea limbata 
Epuraea longula 
Epuraea marseuli 
Epuraea melanocephala 
Epuraea melina 
Epuraea pallescens 
Epuraea silacea 
Epuraea terminalis 
Epyris bilineatus a solitary wasp
Epyris niger a solitary wasp
Erannis defoliaria Mottled Umber
Eratigena agrestis 
Eratigena duellica 
Eremobia ochroleuca Dusky Sallow
Eremocoris fenestratus 
Eremocoris podagricus 
Eribolus hungaricus 
Eribolus slesvicensis 
Erichsonius cinerascens 
Erigone aletris 
Erigone arctica 
Erigone atra 
Erigone dentipalpis 
Erigone longipalpis 
Erigone promiscua 
Erigonella hiemalis 
Erigonella ignobilis 
Erinaceus europaeus West European Hedgehog
Erioconopa diuturna 
Erioconopa trivialis 
Eriocrania cicatricella Small Spring Jewel
Eriocrania salopiella Yellow-headed Spring Jewel
Eriocrania sangii Purple Spring Jewel
Eriocrania semipurpurella Large Spring Jewel
Eriocrania sparrmannella Splendid Spring Jewel
Eriocrania unimaculella White-spotted Spring Jewel
Eriogaster lanestris Small Eggar
Erioptera bivittata 
Erioptera flavata 
Erioptera fuscipennis 
Erioptera fusculenta 
Erioptera griseipennis 
Erioptera lutea 
Erioptera squalida 
Erioptera verralli 
Eriothrix prolixa 
Eriothrix rufomaculata 
Eristalinus aeneus 
Eristalinus sepulchralis 
Eristalis abusiva 
Eristalis arbustorum 
Eristalis horticola 
Eristalis intricaria 
Eristalis nemorum 
Eristalis pertinax 
Eristalis tenax 
Erithacus rubecula European Robin
Ernestia rudis 
Ernestia vagans 
Ernobius mollis 
Ernoporus tiliae 
Ero aphana 
Ero cambridgei 
Ero furcata 
Ero tuberculata 
Errastunus ocellaris a leafhopper
Erynnis tages Dingy Skipper
Erythromma najas (Hansemann, 1823)
Erythromma viridulum (Charpentier, 1825)
Esox lucius Pike
Esperia sulphurella Sulphur Bark Moth
Estheria cristata 
Esymus pusillus 
Etainia decentella Sycamore Seed Dot
Etainia louisella Maple Seed Dot
Etainia sericopeza Norway Maple Dot
Ethelcus verrucatus 
Ethiromyia chalybea 
Ethmia bipunctella Bugloss Ermine
Ethmia dodecea Gromwell Ermine
Ethmia quadrillella Comfrey Ermine
Ethmia terminella Scarce Bugloss Ermine
Etiella zinckenella Legume Knot-horn
Euaesthetus bipunctatus 
Euaesthetus ruficapillus 
Eublemma ostrina Purple Marbled
Eublemma parva Small Marbled
Eublemma purpurina Beautiful Marbled
Euborellia annulipes Ring-legged earwig
Eubranchus exiguus a mollusc
Eucera longicornis a long-horned bee
Euchoeca nebulata Dingy Shell
Euchromius ocellea Silver-spotted Veneer
Euclemensia woodiella Manchester Moth
Euclidia glyphica Burnet Companion
Euconomelus lepidus 
Euconulus fulvus 
Eucosma aemulana Mottled Goldenrod Tortrix
Eucosma campoliliana Pied Tortrix
Eucosma cana Hoary Tortrix
Eucosma conterminana Lettuce Tortrix
Eucosma fulvana a moth
Eucosma hohenwartiana Common Knapweed Tortrix
Eucosma lacteana Grey Saltern Tortrix
Eucosma metzneriana Mugwort Tortrix
Eucosma obumbratana Shaded Tortrix
Eucosma parvulana Saw-wort Tortrix
Eucosma pupillana Eyed Tortrix
Eucosma rubescana Rufous Saltern Bell
Eucosma tripoliana Saltern Tortrix
Eucosmomorpha albersana Honeysuckle Beauty
Eudasyphora cyanella 
Eudemis porphyrana Apple Marble
Eudemis profundana Oak Marble
Eudonia angustea Narrow-winged Grey
Eudonia delunella Pied Grey
Eudonia lacustrata Tawny Grey
Eudonia lineola Coast Grey
Eudonia mercurella Garden Grey
Eudonia murana Moorland Grey
Eudonia pallida Pallid Grey
Eudonia truncicolella Peppered Grey
Eudorylas auctus 
Eudorylas fuscipes 
Eudorylas kowarzi 
Eudorylas longifrons 
Eudorylas obliquus 
Eudorylas obscurus 
Eudorylas subfascipes 
Eudorylas subterminalis 
Eudorylas zermattensis 
Eudorylas zonatus 
Eudorylas zonellus 
Euglenes oculatus 
Eugnorisma depuncta Plain Clay
Eugnorisma glareosa Autumnal Rustic
Euides basilinea 
Eulagius filicornis 
Euleia heraclei 
Eulia ministrana The Minister
Eulimosina ochripes 
Eulithis mellinata Spinach
Eulithis populata Northern Spinach
Eulithis prunata Phoenix
Eulithis testata Chevron
Eumea linearicornis 
Eumerus funeralis 
Eumerus ornatus 
Eumerus strigatus 
Euophrys frontalis 
Euophryum confine 
Eupachygaster tarsalis 
Eupelix cuspidata 
Eupeodes bucculatus 
Eupeodes corollae 
Eupeodes latifasciatus 
Eupeodes luniger 
Euphyia biangulata Cloaked Carpet
Euphyia unangulata Sharp-angled Carpet
Euphylidorea aperta 
Euphylidorea dispar 
Euphylidorea lineola 
Euphylidorea meigenii 
Eupithecia abbreviata Brindled Pug
Eupithecia abietaria Cloaked Pug
Eupithecia absinthiata Wormwood Pug
Eupithecia assimilata Currant Pug
Eupithecia cauchiata Doubleday's Pug
Eupithecia centaureata Lime-speck Pug
Eupithecia denotata Campanula Pug
Eupithecia dodoneata Oak-tree Pug
Eupithecia egenaria Pauper Pug
Eupithecia exiguata Mottled Pug
Eupithecia expallidata Bleached Pug
Eupithecia haworthiata Haworth's Pug
Eupithecia icterata Tawny Speckled Pug
Eupithecia indigata Ochreous Pug
Eupithecia innotata Angle-barred Pug
Eupithecia insigniata Pinion-spotted Pug
Eupithecia intricata Freyer's Pug
Eupithecia inturbata Maple Pug
Eupithecia irriguata Marbled Pug
Eupithecia lariciata Larch Pug
Eupithecia linariata Toadflax Pug
Eupithecia massiliata Epping Pug
Eupithecia millefoliata Yarrow Pug
Eupithecia nanata Narrow-winged Pug
Eupithecia phoeniceata Cypress Pug
Eupithecia pimpinellata Pimpinel Pug
Eupithecia plumbeolata Lead-coloured Pug
Eupithecia pulchellata Foxglove Pug
Eupithecia pusillata Juniper Pug
Eupithecia pygmaeata Marsh Pug
Eupithecia satyrata Satyr Pug
Eupithecia simpliciata Plain Pug
Eupithecia subfuscata Grey Pug
Eupithecia subumbrata Shaded Pug
Eupithecia succenturiata Bordered Pug
Eupithecia tantillaria Dwarf Pug
Eupithecia tenuiata Slender Pug
Eupithecia tripunctaria White-spotted Pug
Eupithecia trisignaria Triple-spotted Pug
Eupithecia ultimaria Channel Islands Pug
Eupithecia valerianata Valerian Pug
Eupithecia venosata Netted Pug
Eupithecia virgaureata Golden-rod Pug
Eupithecia vulgata Common Pug
Euplagia quadripunctaria Jersey Tiger
Euplectus bonvouloiri 
Euplectus infirmus 
Euplectus karstenii 
Euplectus kirbii 
Euplectus piceus 
Euplectus sanguineus 
Eupleurus subterraneus 
Euplexia lucipara Small Angle Shades
Eupoecilia ambiguella Vine Moth
Eupoecilia angustana Dark-barred Straw
Euproctis chrysorrhoea Brown-tail
Euproctis similis Yellow-tail
Eupsilia transversa Satellite
Eupterycyba jucunda 
Eupteryx atropunctata 
Eupteryx aurata 
Eupteryx decemnotata 
Eupteryx florida 
Eupteryx melissae 
Eupteryx notata 
Eupteryx signatipennis 
Eupteryx tenella 
Eupteryx thoulessi 
Eupteryx urticae 
Eupteryx vittata 
Eurhadina concinna 
Eurhadina pulchella 
Eurina lurida 
Eurithia anthophila 
Eurithia consobrina 
Eurithia vivida 
Eurodotina inquinula 
Eurois occulta Great Brocade
Europiella artemisiae 
Europiella decolor 
Eurybregma nigrolineata 
Eurydema dominulus Scarlet Shieldbug
Eurydema oleracea Crucifer Shieldbug
Eurydema ornata Ornate Shieldbug
Eurygaster maura Scarce Tortoise Shieldbug
Eurygaster testudinaria Tortoise Shieldbug
Euryopis flavomaculata 
Eurysa lineata 
Euscelidius variegatus 
Euscelis incisus 
Euscelis lineolatus 
Euscelis ohausi 
Eusphalerum luteum 
Eusphalerum primulae 
Euspilapteryx auroguttella Yellow-dotted Stilt
Euspira catena a mollusc
Eustalomyia festiva 
Eustalomyia hilaris 
Eustalomyia histrio 
Eustalomyia vittipes 
Eutheia formicetorum 
Eutheia scydmaenoides 
Euthrix potatoria Drinker
Euthycera fumigata 
Euthyneura albipennis 
Euthyneura gyllenhali 
Euthyneura halidayi 
Euthyneura inermis 
Euthyneura myrtilli 
Eutolmus rufibarbis 
Eutrichapion ervi 
Eutrichapion punctiger 
Eutrichapion viciae 
Eutrichapion vorax 
Eutropha fulvifrons 
Euxoa cursoria Coast Dart
Euxoa nigricans Garden Dart
Euxoa obelisca Square-spot Dart
Euxoa tritici White-line Dart
Euxoa tritici/obelisca White-line Dart/Square-spot Dart
Euzophera bigella Peach Knot-horn
Euzophera cinerosella Wormwood Knot-horn
Euzophera pinguis Ash-bark Knot-horn
Evacanthus acuminatus 
Evacanthus interruptus 
Evagetes crassicornis a spider-hunter wasp
Evagetes dubius a spider-hunter wasp
Evagetes pectinipes a spider-hunter wasp
Evarcha arcuata 
Evarcha falcata 
Evergestis extimalis Marbled Yellow Pearl
Evergestis forficalis Garden Pebble
Evergestis limbata Dark-bordered Pearl
Evergestis pallidata Chequered Pearl
Exapate congelatella Frost Tortrix
Exapion fuscirostre 
Exapion genistae 
Exapion ulicis Gorse Weevil
Exechia bicincta 
Exechia chandleri 
Exechia cincta 
Exechia contaminata 
Exechia dizona 
Exechia dorsalis 
Exechia festiva 
Exechia fusca 
Exechia parva 
Exechia pectinivalva 
Exechia spinuligera 
Exechiopsis crucigera 
Exechiopsis intersecta 
Exechiopsis leptura 
Exechiopsis membranacea 
Exechiopsis subulata 
Exochomus quadripustulatus Pine Ladybird
Exomias araneiformis Strawberry Fruit Weevil
Exomias pellucidus 
Exorista grandis 
Exorista larvarum 
Exorista mimula 
Exorista rustica 
Exoteleia dodecella Tufted Pine Moth
Eysarcoris venustissimus Woundwort Shieldbug
Fabriciana adippe High Brown Fritillary
Fabulina fabula a mollusc
Fagocyba carri 
Fagocyba cruenta 
Falagria caesa 
Falagrioma thoracica 
Falcaria lacertinaria Scalloped Hook-tip
Fallopia japonica Japanese Knotweed
Falseuncaria ruficiliana Rusty-tipped Straw
Fannia aequilineata 
Fannia armata 
Fannia atripes 
Fannia canicularis 
Fannia carbonaria 
Fannia coracina 
Fannia corvina 
Fannia difficilis 
Fannia fuscula 
Fannia genualis 
Fannia gotlandica 
Fannia incisurata 
Fannia latipalpis 
Fannia lepida 
Fannia lucidula 
Fannia lustrator 
Fannia manicata 
Fannia melania 
Fannia minutipalpis 
Fannia mollissima 
Fannia monilis 
Fannia norvegica 
Fannia pallitibia 
Fannia parva 
Fannia pauli 
Fannia polychaeta 
Fannia postica 
Fannia pruinosa 
Fannia rondanii 
Fannia scalaris 
Fannia serena 
Fannia similis 
Fannia sociella 
Fannia speciosa 
Fannia subsimilis 
Fannia umbrosa 
Fannia vesparia 
Favonius quercus Purple Hairstreak
Felis silvestris f. catus Feral Cat
Feltia subgothica Gothic Dart
Ferdinandea cuprea 
Ferdinandea ruficornis 
Ferrissia wautieri 
Fieberiella florii 
Fieberiella septentrionalis 
Fieberocapsus flaveolus 
Filago lutescens Red-tipped Cudweed
Filago pyramidata Broad-leaved Cudweed
Fissipunctia ypsillon Dingy Shears
Florodelphax paryphasma 
Floronia bucculenta 
Fomoria septembrella Hypericum Dot
Forcipomyia radicicola 
Forcipomyia titillans 
Forficula auricularia Common Earwig
Forficula lesnei Lesne's Earwig
Formica cunicularia an ant
Formica fusca an ant
Formica rufa an ant
Formicoxenus nitidulus an ant
Freraea gagatea 
Frontina laeta 
Fucellia maritima 
Fucellia tergina 
Fungomyza albimana 
Furcula bicuspis Alder Kitten
Furcula bifida Poplar Kitten
Furcula furcula Sallow Kitten
Gabrius appendiculatus 
Gabrius breviventer 
Gabrius nigritulus 
Gabrius piliger 
Gabrius splendidulus 
Gabronthus thermarum 
Galba truncatula Dwarf Pond Snail
Galega officinalis Goat's-rue
Galeopsis angustifolia Red Hemp-nettle
Galeruca tanaceti 
Galerucella calmariensis 
Galerucella lineola Brown Willow Beetle
Galerucella nymphaeae Water-lily Leaf Beetle
Galerucella sagittariae 
Galium tricornutum Corn Cleavers
Galleria mellonella Wax Moth
Gampsocoris punctipes 
Gandaritis pyraliata Barred Straw
Gargara genistae 
Gari depressa a mollusc
Gasterophilus intestinalis 
Gastrallus immarginatus 
Gastrodes grossipes 
Gastrolepta anthracina 
Gastropacha quercifolia Lappet
Gastrophysa polygoni 
Gastrophysa viridula Green Dock Beetle
Gaurax dubius 
Gaurax fascipes 
Gelechia cuneatella a moth
Gelechia nigra Black Gelechia
Gelechia rhombella Spotted Gelechia
Gelechia scotinella Blackthorn Gelechia
Gelechia senticetella Cypress Gelechia
Gelechia sororculella Eyed Gelechia
Gelechia turpella a moth
Geometra papilionaria Large Emerald
Geomyza apicalis 
Geomyza balachowskyi 
Geomyza breviseta 
Geomyza hackmani 
Geomyza nartshukae 
Geomyza subnigra 
Geomyza tripunctata 
Geophilus carpophagus sens. lat. 
Geophilus carpophagus sens. str. a centipede
Geophilus easoni a centipede
Geophilus electricus a centipede
Geophilus flavus 
Geophilus insculptus a centipede
Geophilus truncorum 
Georissus crenulatus 
Geostiba circellaris 
Geotrupes mutator 
Geotrupes spiniger 
Geotrupes stercorarius Dor Beetle
Geranomyia bezzii 
Gerris argentatus 
Gerris gibbifer 
Gerris lacustris 
Gerris lateralis 
Gerris odontogaster 
Gerris thoracicus 
Gibbaranea gibbosa 
Gibberifera simplana a moth
Gibbium psylloides Shiny Spider Beetle
Gigalimosina flaviceps 
Gillmeria ochrodactyla Tansy Plume
Gillmeria pallidactyla Yarrow Plume
Glaenocorisa propinqua sens. str. 
Glenanthe ripicola 
Glischrochilus hortensis 
Globia sparganii Webb's Wainscot
Globicephala melas Long-finned Pilot Whale
Globiceps fulvicollis 
Glocianus distinctus 
Glocianus moelleri 
Glocianus pilosellus 
Glocianus punctiger 
Gloma fuscipennis 
Glomeris marginata Pill Millipede
Glycymeris glycymeris a mollusc
Glyphipterix equitella a moth
Glyphipterix forsterella Woodland Sedge-moth
Glyphipterix fuscoviridella Woodrush Moth
Glyphipterix simpliciella Cocksfoot Moth
Glyphipterix thrasonella Eyed Rush Moth
Glyphotaelius pellucidus a caddisfly
Glyptotendipes cauliginellus 
Gnathonarium dentatum 
Gnathoncus nannetensis 
Gnophomyia viridipennis 
Gnorimus nobilis Noble Chafer
Gnypeta carbonaria 
Gnypeta rubrior 
Gobio gobio Gudgeon
Goera pilosa a caddisfly
Gonatium rubellum 
Gonatium rubens 
Gonatopus bicolor a solitary wasp
Gonatopus clavipes a solitary wasp
Gonatopus distinctus a solitary wasp
Gonatopus lunatus a solitary wasp
Gonatopus striatus a solitary wasp
Gonempeda flava 
Gonepteryx rhamni Brimstone
Gongylidiellum latebricola 
Gongylidiellum murcidum 
Gongylidiellum vivum 
Gongylidium rufipes 
Gonia divisa 
Gonia ornata 
Gonia picea 
Goniglossum wiedemanni 
Gonioctena decemnotata 
Gonioctena olivacea Broom Leaf Beetle
Gonioneura spinipennis 
Gonocerus acuteangulatus Box Bug
Gonodera luperus 
Gonomyia recta 
Gonozius claripennis a solitary wasp
Gortyna borelii Fisher's Estuarine Moth
Gortyna flavago Frosted Orange
Gorytes laticinctus a digger wasp
Gorytes quadrifasciatus 4-banded Digger Wasp
Gracilia minuta 
Gracillaria syringella Garden Stilt
Grammoptera abdominalis 
Grammoptera ruficornis 
Grammotaulius nigropunctatus a caddisfly
Grammotaulius nitidus a caddisfly
Graphiphora augur Double Dart
Graphocephala fennahi 
Graphocraerus ventralis 
Graphoderus cinereus 
Grapholita compositella Meadow Tortrix
Grapholita funebrana Plum Fruit Moth
Grapholita internana White-underwing Piercer
Grapholita janthinana Hawthorn Piercer
Grapholita jungiella Beautiful Crescent
Grapholita lobarzewskii Small Fruit Moth
Grapholita molesta Oriental Fruit Moth
Grapholita pallifrontana Liquorice Piercer
Grapholita tenebrosana Rose Piercer
Graphomya maculata 
Graphomya minor 
Graptodytes bilineatus 
Graptodytes granularis 
Graptodytes pictus 
Graptopeltus lynceus 
Graptus triguttatus 
Gravesteiniella boldi 
Gravitarmata margarotana Pine Cone Moth
Greenomyia mongolica 
Griposia aprilina Merveille du Jour
Gronops inaequalis 
Gronops lunatus 
Gryllotalpa gryllotalpa Mole Cricket
Grynobius planus 
Grypocoris stysi 
Grypus equiseti Horsetail Weevil
Grzegorzekia collaris 
Guttipelopia guttipennis 
Gymnancyla canella Shore Knot-horn
Gymnetron melanarium 
Gymnetron rostellum 
Gymnetron veronicae 
Gymnetron villosulum 
Gymnocephalus cernuus Ruffe
Gymnocheta viridis 
Gymnochiromyia flavella 
Gymnochiromyia inermis 
Gymnoclasiopa cinerella 
Gymnoclasiopa plumosa 
Gymnodia humilis 
Gymnomerus laevipes a mason wasp
Gymnomus caesius 
Gymnophora arcuata 
Gymnophora quartomollis 
Gymnoptera longicostalis 
Gymnoptera vitripennis 
Gymnopternus aerosus 
Gymnopternus assimilis 
Gymnopternus brevicornis 
Gymnopternus celer 
Gymnopternus cupreus 
Gymnopternus metallicus 
Gymnopternus silvestris 
Gymnoscelis rufifasciata Double-striped Pug
Gymnosoma nitens 
Gymnosoma rotundatum 
Gynnidomorpha alismana Water-plantain Straw
Gynnidomorpha vectisana Saltern Straw
Gypsonoma aceriana White Cloaked Tortrix
Gypsonoma dealbana Common Cloaked Tortrix
Gypsonoma minutana Small Brindled Tortrix
Gypsonoma oppressana Mottled Grey Tortrix
Gypsonoma sociana Mottled White Tortrix
Gyraulus acronicus Thames Ram's-horn
Gyraulus albus White Ram's-horn
Gyraulus crista Nautilus Ram's-horn
Gyraulus laevis Smooth Ram's-horn
Gyrinus caspius 
Gyrinus minutus 
Gyrinus paykulli 
Gyrinus substriatus 
Gyrinus urinator 
Gyrohypnus angustatus 
Gyrohypnus fracticornis 
Gyrohypnus punctulatus 
Gyrohypnus wagneri 
Gyrophaena affinis 
Gyrophaena bihamata 
Gyrophaena fasciata 
Gyrophaena lucidula 
Gyrophaena minima 
Gyrophaena pulchella 
Habrocerus capillaricornis 
Habrosyne pyritoides Buff Arches
Hada plebeja Shears
Hadena albimacula White Spot
Hadena bicruris Lychnis
Hadena compta Varied Coronet
Hadena confusa Marbled Coronet
Hadena perplexa Tawny Shears
Hadrobregmus denticollis 
Hadroplontus litura 
Hadroplontus trimaculatus 
Haematobia irritans 
Haematobosca stimulans 
Haematopota bigoti 
Haematopota crassicornis 
Haematopota grandis 
Haematopota pluvialis 
Haematopota subcylindrica 
Hahnia helveola 
Hahnia nava 
Hahnia pusilla 
Halesus digitatus a caddisfly
Halesus radiatus a caddisfly
Halichoerus grypus Grey Seal
Halictus confusus a mining bee
Halictus rubicundus a mining bee
Halictus tumulorum a mining bee
Haliplus apicalis 
Haliplus confinis 
Haliplus flavicollis 
Haliplus fluviatilis 
Haliplus fulvus 
Haliplus immaculatus 
Haliplus laminatus 
Haliplus lineatocollis 
Haliplus obliquus 
Haliplus ruficollis 
Haliplus sibiricus 
Hallomenus binotatus 
Halobrecta algophila 
Halobrecta flavipes 
Halocladius varians 
Halorates reprobus 
Halosalda lateralis 
Haloscatella dichaeta 
Halticus luteicollis 
Halyomorpha halys 
Halyzia sedecimguttata Orange Ladybird
Hapalaraea pygmaea 
Haplodrassus dalmatensis 
Haplodrassus minor 
Haplodrassus signifer 
Haplodrassus silvestris 
Haplodrassus umbratilis 
Haploglossa villosula 
Haplophthalmus danicus 
Haplotinea insectella Shining Fungus Moth
Harmandiola globuli 
Harmandiola tremulae 
Harmonia axyridis Harlequin Ladybird
Harmonia quadripunctata Cream-streaked Ladybird
Harpactea hombergi 
Harpactea rubicunda 
Harpactus tumidus a digger wasp
Harpalus affinis 
Harpalus anxius 
Harpalus attenuatus 
Harpalus calceatus 
Harpalus dimidiatus 
Harpalus froelichii 
Harpalus latus 
Harpalus melancholicus 
Harpalus rubripes 
Harpalus rufipalpis 
Harpalus rufipes 
Harpalus serripes 
Harpalus servus 
Harpalus tardus 
Harpocera thoracica 
Hartigiola annulipes 
Hebecnema fumosa 
Hebecnema nigra 
Hebecnema nigricolor 
Hebecnema umbratica 
Hebecnema vespertina 
Hebia flavipes 
Hecamede albicans 
Hecatera bicolorata Broad-barred White
Hecatera dysodea Small Ranunculus
Hedya atropunctana Black-spot Marble
Hedya nubiferana Marbled Orchard Tortrix
Hedya ochroleucana Buff-tipped Marble
Hedya pruniana Plum Tortrix
Hedya salicella White-backed Tortrix
Hedychridium ardens a cuckoo wasp
Hedychridium coriaceum a cuckoo wasp
Hedychridium cupreum a cuckoo wasp
Hedychridium roseum a cuckoo wasp
Hedychrum niemelai a cuckoo wasp
Hedychrum nobile 
Hedychrum rutilans a cuckoo wasp
Helcystogramma rufescens Common Zebra Moth
Heleodromia immaculata 
Heleomyza captiosa 
Helicigona lapicida Lapidary Snail
Helicoverpa armigera Scarce Bordered Straw
Helina abdominalis 
Helina arctata 
Helina celsa 
Helina confinis 
Helina depuncta 
Helina evecta 
Helina impuncta 
Helina intermedia 
Helina lasiophthalma 
Helina latitarsis 
Helina maculipennis 
Helina obscurata 
Helina pertusa 
Helina pulchella 
Helina quadrum 
Helina reversio 
Helina setiventris 
Helina sexmaculata 
Helina trivittata 
Heliophanus auratus 
Heliophanus cupreus 
Heliophanus flavipes 
Heliothis nubigera Eastern Bordered Straw
Heliothis peltigera Bordered Straw
Heliothis viriplaca Marbled Clover
Heliozela hammoniella Birch Cutter
Heliozela resplendella Alder Cutter
Heliozela sericiella Oak Cutter
Helius flavus 
Helius longirostris 
Helius pallirostris 
Helix pomatia Roman Snail
Hellinsia carphodactyla Citron Plume
Hellinsia lienigianus Mugwort Plume
Hellinsia tephradactyla Plain Plume
Hellula undalis Old World Webworm
Helochares lividus 
Helochares punctatus 
Helophilus hybridus 
Helophilus pendulus 
Helophilus trivittatus 
Helophora insignis 
Helophorus aequalis 
Helophorus alternans 
Helophorus brevipalpis 
Helophorus dorsalis 
Helophorus flavipes 
Helophorus fulgidicollis 
Helophorus grandis 
Helophorus griseus 
Helophorus longitarsis 
Helophorus minutus 
Helophorus nanus 
Helophorus nubilus Wheat Mud Beetle
Helophorus obscurus 
Helophorus porculus Turnip Mud Beetle
Helophorus rufipes 
Helophorus strigifrons 
Helops caeruleus 
Helotropha leucostigma Crescent
Hemaris fuciformis Broad-bordered Bee Hawk-moth
Hemaris tityus Narrow-bordered Bee Hawk-moth
Hemerodromia raptoria 
Hemicoelus fulvicornis 
Hemicrepidius hirtus 
Hemistola chrysoprasaria Small Emerald
Hemithea aestivaria Common Emerald
Hemitrichapion reflexum 
Henestaris halophilus 
Henia vesuviana a centipede
Henosepilachna argus Bryony Ladybird
Henoticus serratus 
Hepialus humuli Ghost Moth
Hercostomus chetifer 
Hercostomus germanus 
Hercostomus gracilis 
Hercostomus nanus 
Hercostomus nigripennis 
Hercostomus nigriplantis 
Hercostomus parvilamellatus 
Hercostomus plagiatus 
Heriades truncorum a solitary bee
Hericium coralloides Coral Tooth
Herina frondescentiae 
Herina lugubris 
Herina nigrina 
Heringia heringi 
Heringia latitarsis 
Heringia pubescens 
Heringia senilis a hoverfly
Heringia vitripennis 
Hermaeophaga mercurialis 
Herminia grisealis Small Fan-foot
Herminia tarsicrinalis Shaded Fan-foot
Herminia tarsipennalis Fan-foot
Herniosina bequaerti 
Hesperocorixa linnaei 
Hesperocorixa moesta 
Hesperocorixa sahlbergi 
Heterocerus fenestratus 
Heterocerus flexuosus 
Heterocerus fossor 
Heterocerus marginatus 
Heterocerus obsoletus 
Heterocheila buccata 
Heterocordylus genistae 
Heterocordylus tibialis 
Heterogaster urticae 
Heterogenea asella Triangle
Heteromyza oculata 
Heteromyza rotundicornis 
Heterostylodes nominabilis 
Heterostylodes pratensis 
Heterothops binotatus 
Heterothops dissimilis 
Heterothops minutus 
Heterotoma planicornis 
Hexomyza simplicoides a leaf-miner fly
Hilara anglodanica 
Hilara brevistyla 
Hilara cantabrica 
Hilara chorica 
Hilara clypeata 
Hilara cornicula 
Hilara curtisi 
Hilara flavipes 
Hilara fuscipes 
Hilara galactoptera 
Hilara hirtipes 
Hilara interstincta 
Hilara litorea 
Hilara longifurca 
Hilara lurida 
Hilara manicata 
Hilara maura 
Hilara nigrina 
Hilara pilosa 
Hilara pseudochorica 
Hilara pseudocornicula 
Hilara quadrifasciata 
Hilara rejecta 
Hilara ternovensis 
Hilara thoracica 
Himacerus apterus 
Himacerus boops 
Himacerus major 
Himacerus mirmicoides 
Hinia incrassata a mollusc
Hipparchia semele Grayling
Hippeutis complanatus Flat Ram's-horn
Hippodamia variegata Adonis' Ladybird
Hippotion celerio Silver-striped Hawk-moth
Hippuriphila modeeri 
Hirtodrosophila cameraria 
Hirtodrosophila confusa 
Hirtodrosophila trivittata 
Hister quadrimaculatus 
Hister unicolor 
Hofmannophila pseudospretella Brown House-moth
Holepyris sylvanidis a solitary wasp
Holocentropus dubius a caddisfly
Holocentropus picicornis a caddisfly
Hololepta plana 
Holotrichapion aethiops 
Holotrichapion ononis 
Holotrichapion pisi 
Homalenotus quadridentatus 
Homalota plana 
Homalura tarsata 
Homoeosoma nebulella Clouded Knot-horn
Homoeosoma nimbella a moth
Homoeosoma sinuella Twin-barred Knot-horn
Homoneura christophi 
Homoneura interstincta 
Homoneura notata 
Homoneura patelliformis 
Homoneura tesquae 
Homoneura thalhammeri 
Hoplia philanthus Welsh Chafer
Hoplitis claviventris a solitary bee
Hoplodrina ambigua Vine's Rustic
Hoplodrina blanda Rustic
Hoplodrina octogenaria Uncertain
Hoplodrina octogenaria/blanda Uncertain/Rustic agg.
Hoplodrina sp. Hoplodrina species
Hordeum marinum Sea Barley
Horisme tersata Fern
Horisme vitalbata Small Waved Umber
Hubneria affinis 
Hyacinthoides hispanica Spanish Bluebell
Hyadina guttata 
Hyadina humeralis 
Hybocoptus corrugis formerly Hybocoptus decollatus
Hybomitra bimaculata 
Hybomitra ciureai 
Hybomitra distinguenda 
Hybomitra expollicata 
Hybomitra montana 
Hybos culiciformis 
Hybos femoratus 
Hydaticus seminiger 
Hydnobius latifrons 
Hydraecia micacea Rosy Rustic
Hydraecia petasitis Butterbur
Hydraena riparia 
Hydraena testacea 
Hydrelia flammeolaria Small Yellow Wave
Hydrellia albifrons 
Hydrellia albilabris 
Hydrellia cardamines 
Hydrellia cochleariae 
Hydrellia flavicornis 
Hydrellia griseola 
Hydrellia ischiaca 
Hydrellia maura 
Hydrellia nigricans 
Hydrellia obscura 
Hydrellia thoracica 
Hydriomena furcata July Highflyer
Hydriomena impluviata May Highflyer
Hydriomena ruberata Ruddy Highflyer
Hydrobia neglecta a mollusc
Hydrobia ulvae Laver Spire Snail
Hydrobius fuscipes sens. lat. 
Hydrobius fuscipes sens. str. 
Hydrobius subrotundus 
Hydrochara caraboides Lesser Silver Water Beetle
Hydrochus angustatus 
Hydrochus crenatus 
Hydrochus ignicollis 
Hydrochus nitidicollis 
Hydroglyphus geminus 
Hydrometra stagnorum 
Hydromya dorsalis 
Hydromyza livens 
Hydrophilus piceus Great Silver Water Beetle
Hydrophoria lancifer 
Hydrophoria linogrisea 
Hydrophoria ruralis 
Hydrophorus litoreus 
Hydrophorus oceanus 
Hydrophorus praecox 
Hydroporus angustatus 
Hydroporus discretus 
Hydroporus dorsalis/figuratus 
Hydroporus erythrocephalus 
Hydroporus gyllenhalii 
Hydroporus incognitus 
Hydroporus memnonius 
Hydroporus nigrita 
Hydroporus palustris 
Hydroporus planus 
Hydroporus pubescens 
Hydroporus tessellatus 
Hydropotes inermis Chinese Water Deer
Hydropsyche angustipennis a caddisfly
Hydropsyche contubernalis a caddisfly
Hydropsyche fulvipes a caddisfly
Hydropsyche instabilis a caddisfly
Hydropsyche pellucidula a caddisfly
Hydropsyche siltalai a caddisfly
Hydroptila occulta a caddisfly
Hydroptila sparsa a caddisfly
Hydroptila vectis a caddisfly
Hydrotaea aenescens 
Hydrotaea albipuncta 
Hydrotaea armipes 
Hydrotaea capensis 
Hydrotaea cinerea 
Hydrotaea cyrtoneurina 
Hydrotaea dentipes 
Hydrotaea diabolus 
Hydrotaea floccosa 
Hydrotaea ignava 
Hydrotaea irritans 
Hydrotaea meteorica 
Hydrotaea nidicola 
Hydrotaea parva 
Hydrotaea similis 
Hydrotaea tuberculata 
Hygrobia hermanni Screech Beetle
Hygromia cinctella Girdled Snail
Hygronoma dimidiata 
Hygrotus confluens 
Hygrotus impressopunctatus 
Hygrotus inaequalis 
Hygrotus nigrolineatus 
Hygrotus parallellogrammus 
Hyla arborea Common Tree Frog
Hylaea fasciaria Barred Red
Hylaeus brevicornis Short Horned Yellow-face Bee
Hylaeus communis Common Yellow Face Bee
Hylaeus confusus a solitary bee
Hylaeus cornutus a solitary bee
Hylaeus dilatatus was Hylaeus annularis
Hylaeus hyalinatus a solitary bee
Hylaeus pectoralis a solitary bee
Hylaeus pictipes a solitary bee
Hylaeus signatus Large Yellow-faced Bee
Hylastes attenuatus 
Hylastinus obscurus Gorse Bark Beetle
Hyledelphax elegantula a planthopper
Hyledelphax elegantulus 
Hylemya nigrimana 
Hylemya urbica 
Hylemya vagans 
Hylemya variata 
Hylemyza partita 
Hyles euphorbiae Spurge Hawk-moth
Hyles gallii Bedstraw Hawk-moth
Hyles livornica Striped Hawk-moth
Hylesinus crenatus 
Hylesinus taranio 
Hylesinus varius Ash Bark Beetle
Hylesinus wachtli 
Hylis olexai 
Hylobius abietis Pine Weevil
Hylyphantes graminicola 
Hypatima rhomboidella Black Rhomboid Grey
Hypena crassalis Beautiful Snout
Hypena obsitalis Bloxworth Snout
Hypena proboscidalis Snout
Hypena rostralis Buttoned Snout
Hypera arator 
Hypera conmaculata 
Hypera melancholica 
Hypera meles (NOT miles) 
Hypera nigrirostris 
Hypera ononidis 
Hypera plantaginis 
Hypera postica Clover Leaf Weevil
Hypera rumicis 
Hypera venusta 
Hyperaspis pseudopustulata 
Hyperoodon ampullatus Northern Bottlenose Whale
Hyphydrus ovatus 
Hypnogyra angularis 
Hypocaccus dimidiatus 
Hypochalcia ahenella Dingy Knot-horn
Hypomecis punctinalis Pale Oak Beauty
Hypomecis roboraria Great Oak Beauty
Hypomma bituberculatum 
Hypomma cornutum 
Hypomma fulvum 
Hypoponera punctatissima 
Hypositticus pubescens formerly Sitticus pubescens
Hypsopygia costalis Gold Triangle
Hypsopygia glaucinalis Double-striped Tabby
Hypsosinga albovittata 
Hypsosinga pygmaea 
Hypulus quercinus 
Hysterophora maculosana Small Bluebell Beauty
Iassus lanio 
Iassus scutellaris 
Iberina montana formerly Hahnia montana
Iberis amara Wild Candytuft
Ichthyosaura alpestris Alpine Newt
Idaea aversata Riband Wave
Idaea biselata Small Fan-footed Wave
Idaea degeneraria Portland Ribbon Wave
Idaea dilutaria Silky Wave
Idaea dimidiata Single-dotted Wave
Idaea emarginata Small Scallop
Idaea fuscovenosa Dwarf Cream Wave
Idaea muricata Purple-bordered Gold
Idaea ochrata Bright Wave
Idaea rusticata Least Carpet
Idaea seriata Small Dusty Wave
Idaea straminata Plain Wave
Idaea subsericeata Satin Wave
Idaea sylvestraria Dotted Border Wave
Idaea trigeminata Treble Brown Spot
Idiocerus herrichi 
Idiocerus lituratus 
Idiocerus similis 
Idiocerus stigmaticalis 
Ilione albiseta 
Ilisia maculata 
Ilisia occoecata 
Ilybius ater 
Ilybius chalconatus 
Ilybius fenestratus 
Ilybius fuliginosus 
Ilybius guttiger 
Ilybius montanus 
Ilybius quadriguttatus 
Ilyobates bennetti 
Ilyobates nigricollis 
Ilyobates propinquus 
Ilyocoris cimicoides 
Ilythea spilota 
Impatiens glandulifera Indian Balsam
Incertella albipalpis 
Incertella antennata 
Incertella kerteszi 
Incertella nigrifrons 
Incertella zuercheri 
Incurvaria masculella Feathered Cutter
Incurvaria oehlmanniella Purple-tinged Cutter
Incurvaria pectinea Pale Feathered Cutter
Incurvaria praelatella a moth
Infurcitinea argentimaculella Silver-barred Lichen Moth
Involvulus cupreus 
Involvulus icosandriae Apple Twig Cutter
Ipimorpha retusa Double Kidney
Ipimorpha subtusa Olive
Ischiolepta denticulata 
Ischiolepta nitida 
Ischiolepta pusilla 
Ischiolepta scabricula 
Ischnocoris angustulus 
Ischnodemus sabuleti 
Ischnodes sanguinicollis 
Ischnoglossa prolixa 
Ischnomera caerulea 
Ischnomera cinerascens 
Ischnomera cyanea 
Ischnomera sanguinicollis 
Ischnopterapion loti 
Ischnopterapion modestum 
Ischnopterapion virens 
Ischnosoma splendidum 
Ischnura elegans (Vander Liden, 1823)
Isochnus sequensi 
Isodontia mexicana a digger wasp
Isomira murina 
Isoneuromyia semirufa 
Isophrictis striatella Tansy Stem Borer
Isotrias rectifasciana Banded Hedge Grey
Issoria lathonia Queen of Spain Fritillary
Issus coleoptratus 
Isturgia limbaria Frosted Yellow
Iteomyia capreae 
Iteomyia major 
Ithytrichia lamellaris a caddisfly
Jaapiella veronicae 
Jassargus distinguendus 
Jassargus flori 
Jassidophaga beatricis 
Jassidophaga fasciata 
Jassidophaga villosa 
Javesella dubia 
Javesella obscurella 
Javesella pellucida 
Jodia croceago Orange Upperwing
Jodis lactearia Little Emerald
Julus scandinavius a millipede
Kaestneria dorsalis 
Kaestneria pullata 
Kalama tricornis 
Kalcapion semivittatum 
Kateretes pedicularius 
Kateretes pusillus 
Kateretes rufilabris 
Kelisia guttula 
Kelisia guttulifera a planthopper
Kelisia punctulum 
Kelisia ribauti 
Kelisia sabulicola 
Kelisia vittipennis 
Kellia suborbicularis a mollusc
Keroplatus testaceus 
Kiefferia pericarpiicola 
Kiefferulus tendipediformis 
Kissister minimus 
Kissophagus vicinus 
Kleidocerys ericae 
Kleidocerys resedae 
Kochiura aulica formerly Anelosimus aulicus
Korscheltellus fusconebulosa Map-winged Swift
Korscheltellus lupulina Common Swift
Korynetes caeruleus 
Kosswigianella exigua 
Kowarzia bipunctata 
Krenopelopia binotata 
Kyboasca bipunctata 
Kybos butleri 
Kybos ludus a leafhopper
Kybos populi 
Kybos rufescens 
Kybos smaragdula 
Kybos strigilifer 
Kybos virgator 
Labia minor Lesser Earwig
Labulla thoracica 
Lacanobia contigua Beautiful Brocade
Lacanobia oleracea Bright-line Brown-eye
Lacanobia splendens Splendid Brocade
Lacanobia suasa Dog's Tooth
Lacanobia thalassina Pale-shouldered Brocade
Lacanobia w-latinum Light Brocade
Laccobius bipunctatus 
Laccobius colon 
Laccobius minutus 
Laccobius sinuatus 
Laccobius striatulus 
Laccobius ytenensis 
Laccophilus hyalinus 
Laccophilus minutus 
Lacinius ephippiatus 
Lactuca saligna Least Lettuce
Lacuna crassior a mollusc
Lacuna pallidula a mollusc
Laemostenus terricola 
Laevicardium crassum a mollusc
Lagenorhynchus albirostris White-beaked Dolphin
Lagria hirta 
Lamoria zelleri Sandhill Double-spot
Lampetra planeri Brook Lamprey
Lampides boeticus Long-tailed Blue
Lamprinodes saginatus 
Lamprochernes chyzeri 
Lamprochernes nodosus 
Lamprochernes savignyi 
Lamprochromus bifasciatus 
Lamprochromus semiflavus was strobli
Lampronia capitella Currant Shoot Borer
Lampronia flavimitrella Scarce Shoot Borer
Lampronia fuscatella Birch Gall Moth
Lampronia luzella a moth
Lampronia morosa Rose Shoot Borer
Lampropteryx suffumata Water Carpet
Lamproscatella sibilans 
Lamprotettix nitidulus 
Lampyris noctiluca Glow-worm
Lamyctes emarginatus a centipede
Laothoe populi Poplar Hawk-moth
Larentia clavaria Mallow
Larinioides cornutus 
Larinioides patagiatus 
Larinioides sclopetarius 
Larinus carlinae 
Larinus turbinatus 
Lasiambia baliola 
Lasiambia brevibucca 
Lasiambia palposa 
Lasiocampa quercus Oak Eggar
Lasiocampa trifolii Grass Eggar
Lasiochaeta pubescens 
Lasioglossum albipes a mining bee
Lasioglossum brevicorne a mining bee
Lasioglossum calceatum Slender Mining Bee
Lasioglossum cupromicans a mining bee
Lasioglossum fratellum a mining bee
Lasioglossum fulvicorne a mining bee
Lasioglossum laevigatum a mining bee
Lasioglossum lativentre a mining bee
Lasioglossum leucopus a mining bee
Lasioglossum leucozonium a mining bee
Lasioglossum malachurum a mining bee
Lasioglossum minutissimum Least Mining Bee
Lasioglossum morio Brassy Mining Bee
Lasioglossum nitidiusculum Neat Mining Bee
Lasioglossum parvulum a mining bee
Lasioglossum pauperatum a mining bee
Lasioglossum pauxillum a mining bee
Lasioglossum punctatissimum a mining bee
Lasioglossum puncticolle a mining bee
Lasioglossum quadrinotatum a mining bee
Lasioglossum smeathmanellum a mining bee
Lasioglossum villosulum Shaggy Mining Bee
Lasioglossum xanthopus a mining bee
Lasioglossum zonulum a mining bee
Lasiomma anthomyinum 
Lasiomma picipes 
Lasiomma seminitidum 
Lasiomma strigilatum 
Lasiommata megera Wall
Lasioptera carophila 
Lasioptera rubi 
Lasiorhynchites cavifrons 
Lasiorhynchites comatus 
Lasiosina herpini 
Lasiosina intermedia 
Lasiosomus enervis 
Lasius alienus sens. lat. an ant
Lasius alienus sens. str. an ant
Lasius brunneus an ant
Lasius flavus an ant
Lasius fuliginosus an ant
Lasius mixtus an ant
Lasius niger sens. lat. an ant
Lasius niger sens. str. an ant
Lasius platythorax an ant
Lasius psammophilus an ant
Lasius umbratus an ant
Laspeyria flexula Beautiful Hook-tip
Lateroligia ophiogramma Double Lobed
Lathrobium brunnipes 
Lathrobium elongatum 
Lathrobium fulvipenne 
Lathrobium geminum 
Lathrobium impressum 
Lathrobium longulum 
Lathrobium pallidum 
Lathronympha strigana Slender Rufous Tortrix
Lathys humilis 
Latridius assimilis 
Latridius minutus 
Latridius porcatus 
Lauria cylindracea Common Chrysalis Snail
Lauterborniella agrayloides 
Lauxania cylindricornis 
Lebia chlorocephala 
Ledra aurita 
Legnotus limbosus Bordered Shieldbug
Lehmannia marginata Tree Slug
Leia bimaculata 
Leia crucigera 
Leia cylindrica 
Leia fascipennis 
Leia piffardi 
Leia subfasciata 
Leia winthemii 
Leiobunum blackwalli 
Leiobunum rotundum 
Leiobunum sp. A 
Leiodes badia 
Leiodes calcarata 
Leiodes litura 
Leiodes macropus 
Leiodes rufipennis 
Leiodes rugosa 
Leiomyza birkheadi 
Leiomyza dudai 
Leiomyza laevigata 
Leiomyza scatophagina 
Leiopus linnei 
Leiopus linnei/nebulosus 
Leiopus nebulosus 
Leiosoma deflexum 
Leiostyla anglica English Chrysalis Snail
Leistus ferrugineus 
Leistus fulvibarbis 
Leistus rufomarginatus 
Leistus spinibarbis 
Leistus terminatus 
Lejogaster metallina 
Lejogaster tarsata 
Lejops vittatus 
Lema cyanella 
Lenisa geminipuncta Twin-spotted Wainscot
Leopoldius brevirostris 
Leopoldius calceatus 
Leopoldius signatus 
Lepidostoma hirtum a caddisfly
Leptacinus batychrus 
Leptacinus pusillus 
Lepthyphantes leprosus 
Lepthyphantes minutus 
Leptidea sinapis Wood White
Leptinus testaceus 
Leptocera caenosa 
Leptocera finalis 
Leptocera fontinalis 
Leptocera nigra 
Leptocerus tineiformis a caddisfly
Leptogaster cylindrica 
Leptoglossus occidentalis Western Conifer Seed Bug
Leptologia lota Red-line Quaker
Leptologia macilenta Yellow-line Quaker
Leptometopa latipes 
Leptomorphus walkeri 
Leptopa filiformis 
Leptopeza flavipes 
Leptophloeus clematidis 
Leptophyes punctatissima Speckled Bush Cricket
Leptopterna dolabrata 
Leptopterna ferrugata 
Leptorhoptrum robustum 
Leptosciarella dimera 
Leptosciarella fuscipalpa 
Leptosciarella melanoma 
Leptosciarella pilosa 
Leptosciarella rejecta 
Leptosciarella scutellata 
Leptosciarella subpilosa 
Leptosciarella trochanterata 
Leptosciarella viatica 
Leptothorax acervorum an ant
Leptura quadrifasciata 
Leptusa fumida 
Leptusa ruficollis 
Lepus europaeus Brown Hare
Lestes barbarus (Fabricius, 1798)
Lestes dryas Kirby, 1890
Lestes sponsa (Hansemann, 1823)
Lestes viridis (Vander Linden, 1825)
Lesteva longoelytrata 
Lesteva pubescens 
Lesteva sicula 
Lestiphorus bicinctus a digger wasp
Leucania comma Shoulder-striped Wainscot
Leucania loreyi Cosmopolitan
Leucania obsoleta Obscure Wainscot
Leuciscus cephalus Chub
Leuciscus leuciscus Dace
Leucoma salicis White Satin
Leucophenga maculata 
Leucophora cinerea 
Leucophora grisella 
Leucophora obtusa 
Leucophora personata 
Leucophora sericea 
Leucophora sponsa 
Leucophytia bidentata 
Leucopis atritarsis 
Leucopomyia silesiaca 
Leucoptera laburnella Laburnum Leaf-miner
Leucoptera lotella a moth
Leucoptera malifoliella Pear Leaf Blister Moth
Leucoptera spartifoliella Broom Stem-miner
Leucospilapteryx omissella Mugwort Stilt
Leucozona glaucia 
Leucozona laternaria 
Leucozona lucorum 
Liancalus virens 
Libellula depressa Linnaeus, 1758
Libellula fulva Muller, 1764
Libellula quadrimaculata Linnaeus, 1758
Ligdia adustata Scorched Carpet
Ligeria angusticornis 
Ligia oceanica Common sea-slater
Ligidium hypnorum 
Liguropia juniperi 
Lilioceris lilii Lily Beetle
Limacus flavus Yellow Cellar Slug
Limacus maculatus Green Cellar Slug
Limapontia depressa a mollusc
Limarus zenkeri 
Limax cinereoniger Ash-black Slug
Limax flavus Yellow Cellar Slug
Limax maximus Leopard Slug
Limenitis camilla White Admiral
Limnaecia phragmitella Bulrush Down Moth
Limnebius papposus 
Limnebius truncatellus 
Limnellia fallax 
Limnellia quadrata 
Limnellia surturi 
Limnephilus affinis a caddisfly
Limnephilus auricula a caddisfly
Limnephilus binotatus a caddisfly
Limnephilus bipunctatus a caddisfly
Limnephilus centralis a caddisfly
Limnephilus decipiens a caddisfly
Limnephilus extricatus a caddisfly
Limnephilus flavicornis a caddisfly
Limnephilus fuscicornis a caddisfly
Limnephilus griseus a caddisfly
Limnephilus incisus a caddisfly
Limnephilus lunatus a caddisfly
Limnephilus luridus a caddisfly
Limnephilus marmoratus a caddisfly
Limnephilus politus a caddisfly
Limnephilus rhombicus a caddisfly
Limnephilus sparsus a caddisfly
Limnephilus vittatus a caddisfly
Limnia paludicola 
Limnia unguicornis 
Limnichus pygmaeus 
Limnobaris dolorosa 
Limnophila pictipennis 
Limnophila schranki 
Limnophora maculosa 
Limnophora riparia 
Limnophora scrupulosa 
Limnophora tigrina 
Limnophora triangula 
Limnophyes difficilis 
Limnophyes minimus 
Limnospila albifrons 
Limnoxenus niger 
Limodromus assimilis 
Limonia flavipes 
Limonia macrostigma 
Limonia maculipennis 
Limonia nigropunctata 
Limonia nubeculosa 
Limonia phragmitidis 
Limonia trivittata 
Limonius poneli 
Limosina silvatica 
Limotettix striola 
Lindbergina aurovittata 
Lindenius albilabris a digger wasp
Lindenius panzeri a digger wasp
Lindneromyia dorsalis 
Linnaemya picta 
Linnaemya rossica 
Linnaemya tessellans 
Linnaemya vulpina 
Linnavuoriana decempunctata 
Linnavuoriana sexmaculata 
Linyphia hortensis 
Linyphia triangularis 
Liocoris tripustulatus 
Liocranoeca striata formerly Agraecina striata
Liocyrtusa vittata 
Liogluta alpestris 
Liogluta longiuscula 
Liogluta microptera 
Liogluta pagana 
Lionychus quadrillum 
Liophloeus tessulatus 
Liopterus haemorrhoidalis 
Liorhyssus hyalinus 
Liothorax plagiatus 
Lipara lucens 
Lipara rufitarsis 
Liparus coronatus 
Lipsothrix nervosa 
Lipsothrix remota 
Liriomyza amoena 
Liriomyza angulicornis 
Liriomyza artemisicola 
Liriomyza centaureae 
Liriomyza congesta 
Liriomyza erucifolii 
Liriomyza eupatoriana 
Liriomyza eupatorii 
Liriomyza flaveola 
Liriomyza latipalpis 
Liriomyza lutea 
Liriomyza orbona 
Liriomyza pascuum a leaf-miner fly
Liriomyza phryne 
Liriomyza pisivora 
Liriomyza ptarmicae 
Liriomyza pusio 
Liriomyza richteri 
Liriomyza sonchi 
Liriomyza soror a leaf-miner fly
Liriomyza strigata 
Lispe caesia 
Lispe litorea 
Lispe loewi 
Lispe pygmaea 
Lispe tentaculata 
Lispe uliginosa 
Lispocephala alma 
Lispocephala erythrocera 
Lispocephala falculata 
Lispocephala pallipalpis 
Lissodema cursor 
Lissodema denticollis 
Lissotriton helveticus Palmate Newt
Lissotriton vulgaris Smooth Newt
Litargus connexus 
Lithobius borealis = L. lapidicola Meinert, 1872
Lithobius calcaratus a centipede
Lithobius crassipes a centipede
Lithobius forficatus a centipede
Lithobius macilentus a centipede
Lithobius melanops a centipede
Lithobius microps a centipede
Lithobius muticus a centipede
Lithobius variegatus a centipede
Lithocharis nigriceps 
Lithocharis ochracea 
Lithophane leautieri Blair's Shoulder-knot
Lithophane ornitopus Grey Shoulder-knot
Lithophane semibrunnea Tawny Pinion
Lithophane socia Pale Pinion
Lithosia quadra Four-spotted Footman
Lithostege griseata Grey Carpet
Litoligia literosa Rosy Minor
Litophasia hyalipennis 
Lixus scabricollis 
Lobesia abscisana Thistle Marble
Lobesia botrana European Vine Moth
Lobesia littoralis Shore Marble
Lobesia reliquana Wood Marble
Lobophora halterata Seraphim
Lobrathium multipunctum 
Lochmaea caprea Willow Leaf Beetle
Lochmaea crataegi Hawthorn Leaf Beetle
Lochmaea suturalis Heather Beetle
Locustella naevia Common Grasshopper Warbler
Loewia foeda 
Lomaspilis marginata Clouded Border
Lomechusa emarginata 
Lomographa bimaculata White-pinion Spotted
Lomographa temerata Clouded Silver
Lonchaea caucasica 
Lonchaea chorea 
Lonchaea contigua 
Lonchaea corusca 
Lonchaea fugax 
Lonchaea iona 
Lonchaea mallochi 
Lonchaea palposa 
Lonchaea patens 
Lonchaea peregrina 
Lonchaea postica 
Lonchaea scutellaris 
Lonchaea sylvatica 
Lonchoptera bifurcata 
Lonchoptera lutea 
Lonchoptera nitidifrons 
Lonchoptera tristis 
Longalatedes elymi Lyme Grass
Longitarsus absynthii 
Longitarsus aeneicollis 
Longitarsus agilis 
Longitarsus anchusae 
Longitarsus atricillus 
Longitarsus ballotae 
Longitarsus brunneus 
Longitarsus dorsalis 
Longitarsus exsoletus 
Longitarsus ferrugineus 
Longitarsus flavicornis 
Longitarsus ganglbaueri 
Longitarsus gracilis 
Longitarsus jacobaeae 
Longitarsus kutscherae 
Longitarsus luridus 
Longitarsus lycopi 
Longitarsus melanocephalus 
Longitarsus membranaceus 
Longitarsus nasturtii 
Longitarsus ochroleucus 
Longitarsus parvulus 
Longitarsus pellucidus 
Longitarsus plantagomaritimus 
Longitarsus pratensis 
Longitarsus quadriguttatus 
Longitarsus rubiginosus 
Longitarsus strigicollis 
Longitarsus succineus 
Longitarsus suturellus 
Lophomma punctatum 
Lophopilio palpinalis 
Lophosceles cinereiventris 
Lophosceles mutatus 
Lophosia fasciata 
Lopus decolor 
Lordiphosa andalusiaca 
Lordiphosa fenestrarum 
Lordithon exoletus 
Lordithon lunulatus 
Lordithon thoracicus 
Lordithon trinotatus 
Loricera pilicornis 
Loricula elegantula 
Loricula pselaphiformis 
Lotobia pallidiventris 
Lotophila atra 
Loxocera albiseta 
Loxocera aristata 
Loxostege sticticalis Mugwort Pearl
Lozotaenia forsterana Large Ivy Tortrix
Lozotaeniodes formosana Orange Pine Tortrix
Lucanus cervus Stag Beetle
Lucilia ampullacea 
Lucilia caesar 
Lucilia illustris 
Lucilia richardsi 
Lucilia sericata 
Lucilia silvarum 
Lucinoma borealis a mollusc
Luffia lapidella Ramshorn Bagworm
Luperina nickerlii Sandhill Rustic
Luperina testacea Flounced Rustic
Luperus longicornis 
Luquetia lobella Tufted Blackthorn Moth
Lutra lutra Otter
Lutraria angustior a mollusc
Lutraria lutraria a mollusc
Lycaena phlaeas Small Copper
Lycia hirtaria Brindled Beauty
Lycoperdina bovistae 
Lycoperdina succincta 
Lycophotia porphyrea True Lover's Knot
Lycoriella agraria 
Lycoriella inflata 
Lycoriella ingenua 
Lycoriella lundstroemi 
Lycoriella sativae 
Lyctocoris campestris 
Lydella grisescens 
Lydella stabulans 
Lydina aenea 
Lygephila pastinum Blackneck
Lygocoris pabulinus 
Lygocoris rugicollis 
Lygus maritimus 
Lygus pratensis 
Lygus rugulipennis 
Lygus wagneri 
Lymantor coryli 
Lymantria dispar Gypsy Moth
Lymantria monacha Black Arches
Lymexylon navale 
Lymnaea fuscus/palustris Marsh Pond Snail
Lymnaea glabra Mud Pond Snail
Lymnaea palustris 
Lymnaea stagnalis Great Pond Snail
Lyonetia clerkella Apple Leaf-miner
Lyonetia prunifoliella Blackthorn Blister Moth
Lype phaeopa a caddisfly
Lype reducta a caddisfly
Lypha dubia 
Lysichiton americanus American Skunk-cabbage
Lytta vesicatoria Spanish Fly
Macaria alternata Sharp-angled Peacock
Macaria brunneata Rannoch Looper
Macaria carbonaria Netted Mountain Moth
Macaria liturata Tawny-barred Angle
Macaria notata Peacock Moth
Macaria signaria Dusky Peacock
Macaria wauaria V-Moth
Macaroeris nidicolens 
Macdunnoughia confusa Dewick's Plusia
Machaerium maritimae 
Machimus atricapillus 
Machimus cingulatus 
Macoma balthica a mollusc
Macquartia dispar 
Macquartia grisea 
Macquartia praefica 
Macquartia tenebricosa 
Macrargus rufus 
Macrocera anglica 
Macrocera angulata 
Macrocera centralis 
Macrocera crassicornis 
Macrocera fasciata 
Macrocera lutea 
Macrocera maculata 
Macrocera nigricoxa 
Macrocera parva 
Macrocera phalerata 
Macrocera stigma 
Macrocera stigmoides 
Macrocera vittata 
Macrochilo cribrumalis Dotted Fan-foot
Macrodiplosis pustularis 
Macrodiplosis roboris 
Macroglossum stellatarum Hummingbird Hawk-moth
Macrolophus pygmaeus 
Macrolophus rubi 
Macronychia dolini 
Macronychia griseola 
Macronychia polyodon 
Macropelopia nebulosa 
Macropelopia notata 
Macropis europaea a mining bee
Macroplea mutica 
Macropsis albae 
Macropsis cerea 
Macropsis fuscinervis 
Macropsis fuscula 
Macropsis glandacea 
Macropsis graminea 
Macropsis gravesteini a leafhopper
Macropsis impura 
Macropsis infuscata 
Macropsis prasina 
Macropsis scotti 
Macropsis scutellata 
Macrorrhyncha flava 
Macrosteles horvathi 
Macrosteles laevis 
Macrosteles quadripunctulatus 
Macrosteles sardus a leafhopper
Macrosteles septemnotatus 
Macrosteles sexnotatus 
Macrosteles sordidipennis 
Macrosteles viridigriseus 
Macrosternodesmus palicola a millipede
Macrothylacia rubi Fox Moth
Macrotylus horvathi 
Macrotylus paykullii 
Macrotylus solitarius 
Macustus grisescens 
Madiza britannica 
Madiza glabra 
Madiza pachymera 
Magdalis armigera 
Magdalis barbicornis Pear Weevil
Magdalis carbonaria 
Magdalis cerasi 
Magdalis rufa 
Magdalis ruficornis 
Malachius aeneus 
Malachius bipustulatus Malachite Beetle
Malacocoris chlorizans 
Malacolimax tenellus Lemon Slug
Malacomyia sciomyzina 
Malacosoma castrensis Ground Lackey
Malacosoma neustria Lackey
Mallota cimbiciformis 
Malthinus balteatus 
Malthinus flaveolus 
Malthinus frontalis 
Malthinus seriepunctatus 
Malthodes crassicornis 
Malthodes dispar 
Malthodes marginatus 
Malthodes minimus 
Malthodes pumilus 
Malvapion malvae 
Mamestra brassicae Cabbage Moth
Mangora acalypha 
Maniola jurtina Meadow Brown
Manota unifurcata 
Mantura obtusata 
Mantura rustica 
Marasmarcha lunaedactyla Crescent Plume
Margarinotus brunneus 
Margarinotus marginatus 
Margarinotus merdarius 
Margarinotus neglectus 
Margarinotus purpurascens 
Margarinotus striola 
Margarinotus ventralis 
Marpissa muscosa 
Martes martes Pine Marten
Maso gallicus 
Maso sundevalli 
Masoreus wetterhallii 
Matilella fusca Dusky Knot-horn
Mecinus circulatus 
Mecinus collaris 
Mecinus janthinus 
Mecinus labilis 
Mecinus pascuorum 
Mecinus pyraster 
Mecomma ambulans 
Mecomma dispar 
Meconema meridionale Southern Oak Bush Cricket
Meconema thalassinum Oak Bush Cricket
Mecyna flavalis Chalk Hill Pearl
Medetera abstrusa 
Medetera dendrobaena 
Medetera diadema 
Medetera flavipes 
Medetera impigra 
Medetera jacula 
Medetera micacea 
Medetera muralis 
Medetera pallipes 
Medetera petrophiloides 
Medetera saxatilis 
Medetera tristis 
Medetera truncorum 
Medina collaris 
Medina luctuosa 
Medina separata 
Medon fusculus 
Megabunus diadema 
Megachile centuncularis Patchwork Leaf-cutter Bee
Megachile circumcincta a leaf-cutter bee
Megachile leachella Silvery Leaf-cutter Bee
Megachile ligniseca Wood-carving Leaf-cutter Bee
Megachile maritima Coastal Leaf-cutter Bee
Megachile versicolor a leaf-cutter bee
Megachile willughbiella Willughby's Leaf-cutter Bee
Megacoelum infusum 
Megalepthyphantes nebulosus 
Megalepthyphantes sp. near collinus 
Megalinus glabratus 
Megaloceroea recticornis 
Megalocoleus molliculus 
Megalocoleus tanaceti 
Megalonotus antennatus 
Megalonotus chiragra 
Megalonotus dilatatus 
Megalonotus emarginatus 
Megalonotus praetextatus 
Megalonotus sabulicola 
Megalopelma nigroclavatum 
Megamelodes lequesnei 
Megamelodes quadrimaculatus 
Megamelus notula 
Megamerina dolium 
Meganola albula Kent Black Arches
Meganola strigula Small Black Arches
Megaptera novaeangliae Humpback Whale
Megarthrus depressus (= sinuatocollis) 
Megarthrus prosseni 
Megaselia aequalis 
Megaselia armata 
Megaselia brevicostalis 
Megaselia brunneipennis 
Megaselia ciliata 
Megaselia discreta 
Megaselia diversa 
Megaselia giraudii 
Megaselia hirticaudata 
Megaselia lucifrons 
Megaselia melanocephala 
Megaselia nasoni 
Megaselia nigrescens 
Megaselia nigriceps 
Megaselia paludosa 
Megaselia pectoralis 
Megaselia pleuralis 
Megaselia propinqua 
Megaselia pseudogiraudii 
Megaselia pulicaria 
Megaselia pumila 
Megaselia ruficornis 
Megaselia rufipes 
Megaselia scalaris 
Megaselia simulans 
Megaselia sylvatica 
Megaselia unicolor 
Megasternum concinnum 
Megasternum concinnum/immaculatum 
Megasternum immaculatum 
Megatoma undata 
Megophthalmidia crassicornis 
Megophthalmus scabripennis 
Megophthalmus scanicus 
Meigenia dorsalis 
Meigenia mutabilis 
Meiosimyza affinis 
Meiosimyza decempunctata 
Meiosimyza decipiens 
Meiosimyza platycephala 
Meiosimyza rorida 
Meiosimyza subfasciata 
Melampyrum cristatum Crested Cow-wheat
Melanagromyza aenea 
Melanagromyza aeneoventris 
Melanagromyza astragali a leaf-miner fly
Melanagromyza cunctans 
Melanagromyza eupatorii a leaf-miner fly
Melanagromyza pubescens a leaf-miner fly
Melanagromyza sativae 
Melanagromyza tripolii 
Melanapion minimum 
Melanargia galathea Marbled White
Melanchra persicariae Dot Moth
Melandrya caraboides 
Melangyna arctica a hoverfly
Melangyna cincta 
Melangyna compositarum 
Melangyna labiatarum 
Melangyna lasiophthalma 
Melangyna quadrimaculata a hoverfly
Melangyna umbellatarum 
Melanimon tibialis 
Melanobaris laticollis 
Melanogaster aerosa 
Melanogaster hirtella 
Melanomya nana 
Melanophora roralis 
Melanophthalma suturalis 
Melanostoma mellinum 
Melanostoma scalare 
Melanotus castanipes 
Melanotus castanipes/villosus 
Melanotus punctolineatus 
Melanotus villosus sens. str. 
Melanthia procellata Pretty Chalk Carpet
Melanum laterale 
Melasis buprestoides 
Melecta albifrons a solitary bee
Meles meles Badger
Melieria cana 
Melieria crassipennis 
Melieria omissa 
Melieria picta 
Meligethes aeneus Common Pollen Beetle
Meligethes atratus 
Meligethes bidens 
Meligethes brunnicornis 
Meligethes carinulatus 
Meligethes flavimanus 
Meligethes fulvipes 
Meligethes gagathinus 
Meligethes haemorrhoidalis 
Meligethes incanus 
Meligethes morosus 
Meligethes nigrescens 
Meligethes obscurus 
Meligethes ovatus 
Meligethes pedicularius 
Meligethes persicus 
Meligethes planiusculus 
Meligethes rotundicollis 
Meligethes ruficornis 
Meligethes solidus 
Meligethes symphyti 
Meligethes umbrosus 
Meligethes viridescens 
Meligramma euchromum 
Meligramma trianguliferum 
Melinda gentilis 
Melinda viridicyanea 
Melinopterus consputus 
Melinopterus prodromus 
Melinopterus sphacelatus 
Meliscaeva auricollis 
Meliscaeva cinctella 
Melitaea athalia Heath Fritillary
Melitta haemorrhoidalis a mining bee
Melitta leporina a mining bee
Melitta tricincta a mining bee
Mellinus arvensis Field Digger Wasp
Meloe autumnalis 
Meloe proscarabaeus 
Meloe rugosus 
Meloe violaceus 
Melogona scutellare a millipede
Melolontha melolontha Common Cockchafer
Menetus dilatatus Trumpet Ram's-horn
Menophra abruptaria Waved Umber
Mentha pulegium Pennyroyal
Meoneura bicuspidata 
Meoneura flavifacies 
Meoneura lacteipennis 
Meoneura neottiophila 
Meoneura obscurella 
Meoneura triangularis 
Meoneura vagans 
Meotica exilis 
Meotica filiformis 
Mercenaria mercenaria Quahog
Mercuria confusa Swollen Spire Snail
Merdigera obscura Lesser Bulin
Mermessus trilobatus 
Merodon equestris 
Meromyza athletica 
Meromyza bohemica 
Meromyza femorata 
Meromyza hispanica 
Meromyza meigeni 
Meromyza mosquensis 
Meromyza nigriseta 
Meromyza nigriventris 
Meromyza ornata 
Meromyza palposa 
Meromyza pluriseta 
Meromyza pratorum 
Meromyza rufa 
Meromyza saltatrix 
Meromyza sp. indet 
Meromyza triangulina 
Meromyza virescens 
Meromyza zachvatkini 
Meroplius fukuharai 
Merrifieldia baliodactylus Dingy White Plume
Merrifieldia leucodactyla Thyme Plume
Merrifieldia tridactyla Western Thyme Plume
Merzomyia westermanni 
Mesapamea didyma Lesser Common Rustic
Mesapamea remmi Remm's Rustic
Mesapamea secalis Common Rustic
Mesapamea secalis agg. Common Rustic agg.
Mesapamea sp. Mesapamea species
Mesembrina meridiana 
Mesocoelopus collaris 
Mesoleuca albicillata Beautiful Carpet
Mesoligia furuncula Cloaked Minor
Mesoplodon bidens Sowerby's beaked whale
Mesosa nebulosa 
Mesotype didymata Twin-spot Carpet
Mesovelia furcata 
Meta bourneti 
Meta menardi 
Metalampra italica Italian Bark Moth
Metalimnobia bifasciata 
Metalimnobia quadrimaculata 
Metalimnobia quadrinotata 
Metatropis rufescens 
Metellina mengei 
Metellina merianae 
Metellina segmentata sens. str. 
Metidiocerus elegans 
Metidiocerus rutilans 
Metoecus paradoxus 
Metopia argyrocephala 
Metopia campestris 
Metopia grandii 
Metopia staegerii 
Metopina galeata 
Metopina oligoneura 
Metopina pileata 
Metopina ulrichi 
Metopobactrus prominulus 
Metopomyza flavonotata 
Metopomyza junci a leaf-miner fly
Metopomyza scutellata 
Metopomyza xanthaspis 
Metopoplax ditomoides 
Metopsia clypeata 
Metriocnemus albolineatus 
Metriocnemus eurynotus 
Metriocnemus fuscipes 
Metrioptera roeselii Roesel's Bush Cricket
Metzneria aestivella Carline Seedhead Moth
Metzneria aprilella Flame Seedhead Moth
Metzneria lappella Burdock Seedhead Moth
Metzneria metzneriella Knapweed Seedhead Moth
Miarus campanulae 
Micaria micans 
Micaria pulicaria agg. 
Micaria pulicaria sens. str. 
Micaria subopaca 
Micrambe ulicis 
Micrambe woodroffei 
Micrargus apertus 
Micrargus herbigradus sens. str. 
Micrargus subaequalis 
Micrelus ericae Small Heather Weevil
Microcara testacea 
Microcercis trigonella 
Microchrysa cyaneiventris 
Microchrysa flavicornis 
Microchrysa polita 
Microctenonyx subitaneus 
Microdota aegra 
Microdota amicula 
Microdota benickiella 
Microdota indubia 
Microdynerus exilis a mason wasp
Microlestes maurus 
Microlestes minutulus 
Microlinyphia impigra 
Microlinyphia pusilla 
Micromorphus albipes 
Micromys minutus Harvest Mouse
Micronecta poweri 
Micronecta scholtzi 
Microneta viaria 
Micropeplus fulvus 
Micropeplus staphylinoides 
Micropeza corrigiolata 
Micropeza lateralis 
Microphor anomalus 
Microphor crassipes 
Microphor holosericeus 
Microplontus campestris 
Microplontus melanostigma 
Microplontus triangulum 
Micropsectra apposita 
Micropsectra atrofasciata 
Micropterix aruncella White-line Pollen-moth
Micropterix calthella Plain Pollen-moth
Micropterix tunbergella Red-barred Pollen-moth
Micropterna lateralis a caddisfly
Micropterna sequax a caddisfly
Microsania pectipennis 
Microscydmus minimus 
Microtendipes chloris 
Microtendipes pedellus 
Microtendipes tarsalis 
Microtus agrestis Field Vole
Microvelia pygmaea 
Microvelia reticulata 
Midia midas 
Miktoniscus patiencei 
Miltochrista miniata Rosy Footman
Miltogramma germari 
Miltogramma punctata 
Mimas tiliae Lime Hawk-moth
Mimesa bruxellensis a digger wasp
Mimesa equestris a digger wasp
Mimumesa dahlbomi a digger wasp
Mimumesa unicolor a digger wasp
Minettia fasciata (=rivosa) 
Minettia inusta 
Minettia longipennis 
Minettia longiseta 
Minettia lupulina 
Minettia plumicornis 
Minettia tabidiventris 
Minettia tubifer 
Minilimosina fungicola 
Minilimosina guestphalica 
Minilimosina vitripennis 
Minoa murinata Drab Looper
Mintho rufiventris 
Minucia lunaris Lunar Double-stripe
Mioxena blanda 
Miridius quadrivirgatus 
Mirificarma lentiginosella Greenweed Smith
Mirificarma mulinella Gorse Streak
Miris striatus 
Misumena vatia 
Mitoplinthus caliginosus Hop Root Weevil
Mitopus morio 
Mitostoma chrysomelas 
Mniotype adusta Dark Brocade
Mochlonyx velutinus 
Mocis trifasciata Triple-barred
Mocydia crocea 
Mocydiopsis attenuata 
Mocydiopsis parvicauda 
Mocyta amplicollis 
Mocyta clientula 
Mocyta fungi 
Mocyta fungi agg. 
Mocyta orbata 
Modiolus modiolus a mollusc
Moebelia penicillata 
Mogulones asperifoliarum 
Molanna angustata a caddisfly
Molophilus appendiculatus 
Molophilus bifidus 
Molophilus cinereifrons 
Molophilus curvatus 
Molophilus flavus 
Molophilus griseus 
Molophilus medius 
Molophilus obscurus 
Molophilus occultus 
Molophilus ochraceus 
Molophilus pleuralis 
Molophilus serpentiger 
Moma alpium Scarce Merveille du Jour
Mompha bradleyi Dusky Hourglass Mompha
Mompha conturbatella Great Mompha
Mompha divisella Hourglass Mompha
Mompha epilobiella Buff Mompha
Mompha jurassicella Obscure Mompha
Mompha lacteella Buff-headed Mompha
Mompha langiella White-spot Mompha
Mompha miscella a moth
Mompha ochraceella Amber Mompha
Mompha propinquella White-headed Mompha
Mompha raschkiella Fireweed Mompha
Mompha sturnipennella Rosebay Gall Mompha
Mompha subbistrigella Garden Mompha
Mompha terminella a moth
Monacha cantiana Kentish Snail
Monalocoris filicis 
Monocentrota lundstroemi 
Monocephalus fuscipes 
Monochroa cytisella Bracken Gall Moth
Monochroa hornigi Persicaria Borer
Monochroa lucidella Spike-rush Borer
Monochroa lutulentella Meadowsweet Borer
Monochroa moyses Club-rush Miner
Monochroa palustrellus Dock Streak
Monochroa suffusella Cottongrass Borer
Monochroa tenebrella Burnished Sorrel Moth
Monochroa tetragonella a moth
Monoclona rufilatera 
Monomorium pharaonis an ant
Monopelopia tenuicalcar 
Monopis crocicapitella Pale-backed Detritus Moth
Monopis fenestratella Raptor Nest Moth
Monopis imella Coastal Detritus Moth
Monopis laevigella Skin Moth
Monopis monachella Monk Moth
Monopis obviella Yellow-backed Detritus Moth
Monopis weaverella Carrion Moth
Monosapyga clavicornis a solitary wasp
Monotoma angusticollis 
Monotoma bicolor 
Monotoma brevicollis 
Monotoma picipes 
Mordella holomelaena 
Mordellistena acuticollis 
Mordellistena brevicauda 
Mordellistena humeralis 
Mordellistena nanuloides 
Mordellistena neuwaldeggiana 
Mordellistena parvula 
Mordellistena pseudoparvula 
Mordellistena pseudopumila 
Mordellistena pumila 
Mordellistena pygmaeola 
Mordellistena secreta 
Mordellistena variegata 
Mordellochroa abdominalis 
Morellia aenescens 
Morellia hortorum 
Morellia simplex 
Mormo maura Old Lady
Morophaga choragella Great Fungus Moth
Morpholeria ruficornis 
Mosillus subsultans 
Muellerianella extrusa 
Muellerianella fairmairei 
Muirodelphax aubei 
Muntiacus reevesi Chinese Muntjac
Mus musculus House Mouse
Musca autumnalis 
Musca domestica 
Musca osiris 
Muscardinus avellanarius Hazel Dormouse
Muscari neglectum Grape-hyacinth
Muscicapa striata Spotted Flycatcher
Muscina levida 
Muscina prolapsa 
Muscina stabulans 
Musculium lacustre Lake Orb Mussel
Musotima nitidalis Marbled Fern
Mustela erminea Stoat
Mustela nivalis Weasel
Mustela putorius Polecat
Mustela putorius f. furo Ferret
Mustela vison American Mink
Mutilla europaea Large Velvet Ant
Mya truncata a mollusc
Myathropa florea 
Mycetaea subterranea Hairy Cellar Beetle
Mycetaulus bipunctatus 
Mycetobia pallipes 
Mycetochara humeralis 
Mycetophagus atomarius 
Mycetophagus multipunctatus 
Mycetophagus piceus 
Mycetophagus quadripustulatus 
Mycetophila abiecta 
Mycetophila adumbrata 
Mycetophila alea 
Mycetophila autumnalis 
Mycetophila britannica 
Mycetophila caudata 
Mycetophila cingulum 
Mycetophila curviseta 
Mycetophila dentata 
Mycetophila edwardsi 
Mycetophila eppingensis 
Mycetophila forcipata 
Mycetophila formosa 
Mycetophila fraterna 
Mycetophila freyii 
Mycetophila fungorum 
Mycetophila ichneumonea 
Mycetophila lamellata 
Mycetophila luctuosa 
Mycetophila lunata 
Mycetophila marginata 
Mycetophila mitis 
Mycetophila occultans 
Mycetophila ocellus 
Mycetophila ornata 
Mycetophila perpallida 
Mycetophila pictula 
Mycetophila pumila 
Mycetophila rudis 
Mycetophila signatoides 
Mycetophila sordida 
Mycetophila spectabilis 
Mycetophila stolida 
Mycetophila strigata 
Mycetophila stylata 
Mycetophila tridentata 
Mycetophila trinotata 
Mycetophila unicolor 
Mycetophila unipunctata 
Mycetophila vittipes 
Mycetoporus ambiguus/clavicornis/reichei 
Mycetoporus angularis 
Mycetoporus lepidus 
Mycetoporus longulus 
Mycetoporus nigricollis 
Mycetoporus punctus 
Mycetoporus rufescens 
Mycomya annulata 
Mycomya cinerascens 
Mycomya circumdata 
Mycomya flavicollis 
Mycomya frequens 
Mycomya insignis 
Mycomya marginata 
Mycomya maura 
Mycomya neohyalinata 
Mycomya nitida 
Mycomya parva 
Mycomya prominens 
Mycomya sigma 
Mycomya tenuis 
Mycomya trilineata 
Mycomya wankowiczii 
Mycomya winnertzi 
Mycophaga testacea 
Mycophila fungicola 
Mycophila speyeri 
Mydaea ancilla 
Mydaea anicula 
Mydaea corni 
Mydaea humeralis 
Mydaea nebulosa 
Mydaea orthonevra 
Mydaea setifemur 
Mydaea urbana 
Myelois circumvoluta Thistle Ermine
Myennis octopunctata a picture-winged fly
Myllaena brevicornis 
Myllaena dubia 
Myllaena infuscata 
Myllaena intermedia 
Myllaena minuta 
Myocastor coypus Coypu
Myodes glareolus Bank Vole
Myolepta dubia 
Myopa buccata 
Myopa hirsuta 
Myopa pellucida 
Myopa polystigma 
Myopa tessellatipennis 
Myopa testacea 
Myopites eximius 
Myopites inulaedyssentericae 
Myosotella denticulata 
Myosotella myosotis Mouse-eared Snail
Myospila bimaculata 
Myospila meditabunda 
Myoxus glis Fat Dormouse
Myriophyllum aquaticum Parrot's-feather
Myrmarachne formicaria 
Myrmecina graminicola an ant
Myrmecopora sulcata 
Myrmecopora uvida 
Myrmeleotettix maculatus Mottled Grasshopper
Myrmica lobicornis an ant
Myrmica rubra an ant
Myrmica ruginodis an ant
Myrmica sabuleti an ant
Myrmica scabrinodis an ant
Myrmica schencki an ant
Myrmica specioides an ant
Myrmosa atra Black Headed Velvet Ant
Myrmus miriformis 
Myrrha octodecimguttata 18-spot Ladybird
Mysella bidentata a mollusc
Mystacides azurea a caddisfly
Mystacides longicornis a caddisfly
Mystacides nigra a caddisfly
Mythimna albipuncta White-point
Mythimna conigera Brown-line Bright-eye
Mythimna favicolor Mathew's Wainscot
Mythimna ferrago Clay
Mythimna impura Smoky Wainscot
Mythimna l-album L-album Wainscot
Mythimna litoralis Shore Wainscot
Mythimna pallens Common Wainscot
Mythimna pudorina Striped Wainscot
Mythimna straminea Southern Wainscot
Mythimna turca Double Line
Mythimna unipuncta White-speck
Mythimna vitellina Delicate
Myzia oblongoguttata Striped Ladybird
Nabis ericetorum 
Nabis ferus 
Nabis flavomarginatus 
Nabis limbatus 
Nabis lineatus 
Nabis pseudoferus 
Nabis rugosus 
Nacerdes melanura Wharf Borer
Naenia typica Gothic
Nalassus laevioctostriatus 
Nanogona polydesmoides Eyed Flat-backed Millipede
Nanophyes marmoratus Loosestrife Weevil
Napomyza bellidis a leaf-miner fly
Napomyza hirticornis a leaf-miner fly
Napomyza lateralis 
Napomyza nigriceps 
Napomyza scrophulariae 
Nargus anisotomoides 
Nargus velox 
Nargus wilkini 
Nartus grapii 
Narycia duplicella White-speckled Bagworm
Nascia cilialis Orange-rayed Pearl
Nathrius brevipennis 
Natrix helvetica Grass Snake
Nebria brevicollis 
Nebria salina 
Nebrioporus depressus 
Nebrioporus elegans 
Necrobia ruficollis 
Necrobia rufipes 
Necrobia violacea 
Necrodes littoralis 
Nedyus quadrimaculatus Small Nettle Weevil
Nehemitropia lividipennis 
Neides tipularius 
Nelima gothica 
Nemadus colonoides 
Nemapogon clematella Black-barred Fungus Moth
Nemapogon cloacella Cork Moth
Nemapogon falstriella Scarce Dark Fungus Moth
Nemapogon granella Corn Moth
Nemapogon koenigi White-speckled Fungus Moth
Nemapogon ruricolella Rufous Fungus Moth
Nemapogon variatella Variegated Fungus Moth
Nemasoma varicorne a millipede
Nemastoma bimaculatum 
Nematopogon metaxella Dark-dotted Longhorn
Nematopogon schwarziellus Sandy Longhorn
Nematopogon swammerdamella Large Longhorn
Nemaxera betulinella Gold-speckled Fungus Moth
Nemophora cupriacella Copper-tip Longhorn
Nemophora degeerella Yellow-banded Longhorn
Nemophora fasciella Horehound Longhorn
Nemophora metallica Scabious Longhorn
Nemopoda nitidula 
Nemorilla floralis 
Nemorimyza posticata 
Nemotelus nigrinus 
Nemotelus notatus 
Nemotelus pantherinus 
Nemotelus uliginosus 
Neoascia geniculata 
Neoascia interrupta 
Neoascia meticulosa 
Neoascia obliqua 
Neoascia podagrica 
Neoascia tenur 
Neobisium carcinoides 
Neobisium carpenteri agg. 
Neobisnius lathrobioides 
Neobisnius procerulus 
Neobisnius villosulus 
Neocnemodon brevidens a hoverfly
Neocochylis dubitana White-faced Straw
Neocochylis hybridella White-fronted Straw
Neocochylis molliculana Tawny-fronted Straw
Neocoenorrhinus germanicus Strawberry Rhynchites
Neocoenorrhinus interpunctatus 
Neocoenorrhinus minutus 
Neocoenorrhinus pauxillus 
Neocrepidodera ferruginea 
Neocrepidodera impressa 
Neocrepidodera transversa 
Neoempheria bimaculata 
Neoempheria pictipennis 
Neofaculta ericetella Heather Grey
Neofriseria singula Mottled Groundling
Neohaplegis glabra 
Neohaplegis tarsata 
Neoitamus cyanurus 
Neoleria inscripta 
Neoleria maritima 
Neoleria propinqua 
Neoleria ruficauda 
Neoleria ruficeps 
Neolimnomyia adjuncta 
Neolimnomyia batava 
Neolimnomyia filata 
Neolimnomyia nemoralis 
Neolimnophila placida 
Neolimnophora maritima 
Neolimonia dumetorum 
Neolygus contaminatus 
Neolygus populi 
Neolygus viridis 
Neomyia cornicina 
Neomyia viridescens 
Neomys fodiens Water Shrew
Neon reticulatus 
Neopachygaster meromelas 
Neophilaenus campestris 
Neophilaenus exclamationis 
Neophilaenus lineatus 
Neophilaenus longiceps 
Neophyllomyza acyglossa 
Neophytobius quadrinodosus 
Neoplatyura flava 
Neoplatyura modesta 
Neoplatyura nigricauda 
Neoscona adianta 
Neosphaleroptera nubilana Dingy Hedge Grey
Neottiglossa pusilla Small Grass Shieldbug
Neottiophilum praeustum 
Neottiura bimaculata 
Nepa cinerea 
Nephopterix angustella Spindle Knot-horn
Nephrocerus flavicornis 
Nephrocerus scutellatus 
Nephrotoma appendiculata 
Nephrotoma cornicina 
Nephrotoma flavescens 
Nephrotoma flavipalpis 
Nephrotoma guestfalica 
Nephrotoma quadrifaria 
Nephrotoma scurra 
Nephus quadrimaculatus 
Nephus redtenbacheri 
Neptunea antiqua a mollusc
Neria cibaria 
Neria commutata 
Neriene clathrata 
Neriene furtiva 
Neriene montana 
Neriene peltata 
Nesovitrea hammonis 
Nesticus cellulanus 
Neuraphes angulatus 
Neuraphes elongatulus 
Neuratelia nemoralis 
Neureclipsis bimaculata a caddisfly
Neurigona pallida 
Neurigona quadrifasciata 
Neurigona suturalis 
Nezara viridula Southern Green Shieldbug
Nicrophorus humator 
Nicrophorus interruptus 
Nicrophorus investigator 
Nicrophorus vespillo 
Nicrophorus vespilloides 
Nicrophorus vestigator 
Niditinea fuscella Brown-dotted Nest Moth
Niditinea striolella Brindled Nest Moth
Nigma puella 
Nigma walckenaeri 
Nigrotipula nigra 
Nilea hortulana 
Nimbus contaminatus 
Nimbus obliteratus 
Niptus hololeucus Golden Spider Beetle
Nitela borealis a digger wasp
Nitela lucens a digger wasp
Noctua comes Lesser Yellow Underwing
Noctua fimbriata Broad-bordered Yellow Underwing
Noctua interjecta Least Yellow Underwing
Noctua janthe Lesser Broad-bordered Yellow Underwing
Noctua janthe/janthina Lesser Broad-bordered/Langmaid's Yellow Underwing
Noctua janthina Langmaid's Yellow Underwing
Noctua orbona Lunar Yellow Underwing
Noctua pronuba Large Yellow Underwing
Noeeta pupillata 
Nola aerugula Scarce Black Arches
Nola confusalis Least Black Arches
Nola cucullatella Short-cloaked Moth
Nola infantula Jersey Black Arches
Nomada alboguttata a nomad bee
Nomada fabriciana Fabricius' Nomad Bee
Nomada ferruginata a solitary bee
Nomada flava a solitary bee
Nomada flava/panzeri male N. flava/panzeri males
Nomada flavoguttata a solitary bee
Nomada flavopicta a solitary bee
Nomada fucata a solitary bee
Nomada fulvicornis agg. Orange-horned Nomad Bee
Nomada fulvicornis sens. str. Orange-horned Nomad Bee
Nomada goodeniana Gooden's Nomad Bee
Nomada guttulata a solitary bee
Nomada integra a solitary bee
Nomada lathburiana a cuckoo bee
Nomada leucophthalma a cuckoo bee
Nomada marshamella Marsham's Nomad Bee
Nomada panzeri a solitary bee
Nomada ruficornis Red-horned Nomad Bee
Nomada rufipes Golden-rod Nomad Bee
Nomada sheppardana Dark Nomad Bee
Nomada striata a solitary bee
Nomada subcornuta Kirby's Nomad Bee
Nomada zonata a nomad bee
Nomophila noctuella Rush Veneer
Nonagria typhae Bulrush Wainscot
Norellia spinipes 
Norellisoma lituratum 
Norellisoma opacum 
Norellisoma spinimanum 
Norrbomia costalis 
Norrbomia hispanica 
Norrbomia sordida 
Nossidium pilosellum 
Notaris acridulus 
Notaris scirpi 
Noterus clavicornis 
Noterus crassicornis The Smaller Noterus
Notidobia ciliaris a caddisfly
Notiophilus aquaticus 
Notiophilus biguttatus 
Notiophilus germinyi 
Notiophilus palustris 
Notiophilus quadripunctatus 
Notiophilus rufipes 
Notiophilus substriatus 
Notiphila caudata 
Notiphila cinerea 
Notiphila dorsata 
Notiphila graecula 
Notiphila guttiventris 
Notiphila maculata 
Notiphila nigricornis 
Notiphila nubila 
Notiphila riparia 
Notiphila uliginosa 
Notiphila umbrosa 
Notiphila venusta 
Notocelia cynosbatella Black Cloak
Notocelia incarnatana Scarce Rose Shoot Moth
Notocelia roborana Large Rose Shoot Moth
Notocelia rosaecolana Rose Shoot Moth
Notocelia trimaculana Hawthorn Shoot Moth
Notocelia uddmanniana Bramble Shoot Moth
Notodonta dromedarius Iron Prominent
Notodonta tritophus Three-humped Prominent
Notodonta ziczac Pebble Prominent
Notolaemus unifasciatus 
Notonecta glauca 
Notonecta maculata 
Notonecta viridis 
Notostira elongata 
Notoxus monoceros Monoceros Beetle
Notus flavipennis 
Nowickia ferox 
Nuctenea umbratica 
Nucula nitidosa a mollusc
Nucula nucleus a mollusc
Nudaria mundana Muslin Footman
Nudobius lentus 
Nyctegretis lineana Agate Knot-horn
Nycteola revayana Oak Nycteoline
Nycterosea obstipata Gem
Nyctia halterata 
Nymphalis antiopa Camberwell Beauty
Nymphalis polychloros Large Tortoiseshell
Nymphalis xanthomelas Scarce Tortoiseshell
Nymphula nitidulata Beautiful China-mark
Nysius ericae 
Nysius graminicola 
Nysius huttoni 
Nysius senecionis 
Nysius thymi 
Nysson dimidiatus Small Spurred Digger Wasp
Nysson spinosus Large Spurred Digger Wasp
Nysson trimaculatus a digger wasp
Obscuriphantes obscurus formerly Lepthyphantes obscurus
Ocalea badia 
Ocalea picata 
Ochina ptinoides Ivy Boring Beetle
Ochlerotatus annulipes 
Ochlerotatus cantans 
Ochlerotatus caspius 
Ochlerotatus detritus 
Ochlerotatus dorsalis 
Ochlerotatus flavescens 
Ochlerotatus leucomelas 
Ochlerotatus punctor 
Ochlerotatus rusticus 
Ochlodes sylvanus Large Skipper
Ochropacha duplaris Common Lutestring
Ochropleura leucogaster Radford's Flame Shoulder
Ochropleura plecta Flame Shoulder
Ochsenheimeria taurella Hairy Stem Moth
Ochsenheimeria urella Bull's-horn Stem Moth
Ochsenheimeria vacculella Cereal Stem Moth
Ochthebius aeneus 
Ochthebius auriculatus 
Ochthebius bicolon 
Ochthebius dilatatus 
Ochthebius marinus 
Ochthebius minimus 
Ochthebius punctatus 
Ochthebius pusillus 
Ochthebius viridis 
Ochthephilum collare 
Ochthephilum collare/fracticorne 
Ochthephilum fracticorne 
Ochthephilum jacquelinii 
Ochthera mantis 
Ocnerostoma friesei Plain Needle-miner
Ocnerostoma piniariella Ringed Needle-miner
Octotemnus glabriculus 
Ocydromia glabricula 
Ocypus aeneocephalus 
Ocypus brunnipes 
Ocypus fortunatarum 
Ocypus fuscatus 
Ocypus nitens 
Ocypus olens Devil's Coach-horse
Ocys harpaloides/tachysoides 
Ocytata pallipes 
Ocyusa maura 
Ocyusa picina 
Odacantha melanura 
Odezia atrata Chimney Sweeper
Odiellus spinosus 
Odinia boletina 
Odinia hendeli 
Odinia meijerei 
Odinia trinotata 
Odontocerum albicorne a caddisfly
Odontomyia argentata 
Odontomyia ornata 
Odontomyia tigrina 
Odontopera bidentata Scalloped Hazel
Odontosia carmelita Scarce Prominent
Odynerus melanocephalus Black Headed Mason Wasp
Odynerus simillimus Fen Mason-wasp
Odynerus spinipes Spiny Mason Wasp
Oebalia cylindrica 
Oebalia minuta 
Oecetis furva a caddisfly
Oecetis lacustris a caddisfly
Oecetis notata a caddisfly
Oecetis ochracea a caddisfly
Oecothea fenestralis 
Oecothea praecox 
Oedalea apicalis 
Oedalea flavipes 
Oedalea holmgreni 
Oedalea stigmatella 
Oedalea tibialis 
Oedalea zetterstedti 
Oedemera femoralis 
Oedemera lurida 
Oedemera nobilis Swollen-thighed Beetle
Oedothorax agrestis 
Oedothorax apicatus 
Oedothorax fuscus 
Oedothorax gibbosus 
Oedothorax retusus 
Oegoconia caradjai Straw Yellowneck
Oegoconia deauratella Barred Yellowneck
Oegoconia novimundi a moth
Oegoconia quadripuncta Four-spotted Yellowneck
Oenanthe fistulosa Tubular Water-dropwort
Oenopota rufa a mollusc
Oenopota turricula a mollusc
Ogcodes gibbosus 
Ogcodes pallipes 
Oiceoptoma thoracicum 
Oidaematophorus lithodactyla Dusky Plume
Oliarus panzeri 
Olibrus aeneus 
Olibrus affinis 
Olibrus corticalis 
Olibrus flavicornis 
Olibrus liquidus 
Olibrus millefolii 
Olibrus pygmaeus 
Oligia fasciuncula Middle-barred Minor
Oligia latruncula Tawny Marbled Minor
Oligia strigilis Marbled Minor
Oligia strigilis agg. Marbled Minor agg.
Oligia versicolor Rufous Minor
Oligolophus hanseni 
Oligolophus tridens 
Oligota pumilio 
Oligota punctulata 
Oligota pusillima 
Oligotricha striata a caddisfly
Olindia schumacherana White-barred Tortrix
Olisthopus rotundatus 
Olophrum piceum 
Omalium caesum 
Omalium excavatum 
Omalium italicum 
Omalium laeviusculum 
Omalium oxyacanthae 
Omalium riparium 
Omalium rivulare 
Omalium rugatum 
Omalium septentrionis 
Omalus aeneus a cuckoo wasp
Omalus puncticollis a cuckoo wasp
Omiamima mollina 
Ommatoiulus sabulosus Striped Millipede
Omocestus viridulus Common Green Grasshopper
Omonadus bifasciatus 
Omonadus floralis 
Omonadus formicarius 
Omosita colon 
Omphalapion hookerorum 
Omphiscola glabra Mud pond snail
Onchidoris muricata a mollusc
Oncocera semirubella Rosy Knot-horn
Oncopsis alni 
Oncopsis carpini 
Oncopsis flavicollis 
Oncopsis subangulata 
Oncopsis tristis 
Oncorhynchus mykiss Rainbow Trout
Oncotylus viridiflavus 
Oniscus asellus Common shiny woodlouse
Onoba aculeus a mollusc
Ontholestes murinus 
Ontholestes tessellatus 
Onthophagus coenobita 
Onthophagus joannae 
Onthophagus medius 
Onthophagus similis 
Onthophilus punctatus 
Onthophilus striatus 
Oonops domesticus 
Oonops pulcher 
Ootypus globosus 
Opacifrons coxata 
Opalimosina liliputana 
Opalimosina mirabilis 
Opatrum sabulosum 
Operophtera brumata Winter Moth
Operophtera fagata Northern Winter Moth
Opesia cana 
Opetia nigra 
Ophiola decumana 
Ophiomyia cunctata 
Ophiomyia curvipalpis 
Ophiomyia heracleivora 
Ophiomyia melandricaulis 
Ophiomyia orbiculata a leaf-miner fly
Ophiomyia pulicaria 
Ophonus ardosiacus 
Ophonus azureus 
Ophonus melletii 
Ophonus parallelus 
Ophonus puncticeps 
Ophonus puncticollis 
Ophonus rufibarbis 
Ophonus rupicola 
Ophonus schaubergerianus 
Ophonus stictus 
Ophrys insectifera Fly Orchid
Ophyiulus pilosus a millipede
Opilio canestrinii 
Opilio parietinus 
Opilio saxatilis 
Opilo mollis 
Opisthograptis luteolata Brimstone Moth
Oplodontha viridula 
Opomyza florum 
Opomyza germinationis 
Opomyza lineatopunctata 
Opomyza petrei 
Opomyza punctata 
Opostega salaciella Sorrel Cap
Opostega spatulella Essex Cap
Opsius stactogalus 
Orchesia micans 
Orchesia minor 
Orchesia undulata 
Orchestes alni 
Orchestes fagi Beech Leaf Miner
Orchestes hortorum 
Orchestes pilosus 
Orchestes quercus 
Orchestes rusci 
Orchestina sp. 
Orchis anthropophora Man Orchid
Orcinus orca Killer Whale
Orellia falcata 
Orfelia discoloria 
Orfelia fasciata 
Orfelia lugubris 
Orfelia nemoralis 
Orfelia nigricornis 
Orfelia ochracea 
Orfelia pallida 
Orgyia antiqua Vapourer
Orgyia recens Scarce Vapourer
Orientus ishidae 
Orius horvathi 
Orius laevigatus 
Orius laticollis 
Orius majusculus 
Orius niger 
Orius vicinus 
Ormosia hederae 
Ormosia lineata 
Ormosia nodulosa 
Ormosia pseudosimilis 
Ornithomya avicularia 
Ornithomya fringillina 
Oropezella sphenoptera 
Orsillus depressus 
Orsodacne cerasi 
Orsodacne humeralis 
Orthetrum cancellatum (Linnaeus, 1758)
Orthetrum coerulescens Keeled Skimmer
Orthocephalus coriaceus 
Orthocephalus saltator 
Orthoceratium sabulosum 
Orthochaetes insignis 
Orthochaetes setiger 
Orthocis alni 
Orthocladius rubicundus 
Ortholepis betulae Birch Knot-horn
Ortholomus punctipennis 
Orthonama vittata Oblique Carpet
Orthonevra brevicornis 
Orthonevra nobilis 
Orthonotus rufifrons 
Orthoperus aequalis 
Orthoperus brunnipes 
Orthoperus nigrescens 
Orthopodomyia pulcripalpis 
Orthops basalis 
Orthops campestris 
Orthops kalmii 
Orthosia cerasi Common Quaker
Orthosia cruda Small Quaker
Orthosia gothica Hebrew Character
Orthosia gracilis Powdered Quaker
Orthosia incerta Clouded Drab
Orthosia miniosa Blossom Underwing
Orthosia opima Northern Drab
Orthosia populeti Lead-coloured Drab
Orthotaenia undulana Dusky Marble
Orthotelia sparganella Reed Minor
Orthotrichia costalis a caddisfly
Orthotylus adenocarpi 
Orthotylus bilineatus 
Orthotylus caprai 
Orthotylus concolor 
Orthotylus ericetorum 
Orthotylus flavinervis 
Orthotylus flavosparsus 
Orthotylus marginalis 
Orthotylus moncreaffi 
Orthotylus nassatus 
Orthotylus ochrotrichus 
Orthotylus prasinus 
Orthotylus rubidus 
Orthotylus tenellus 
Orthotylus virescens 
Oryctolagus cuniculus Rabbit
Orygma luctuosum 
Oryzaephilus surinamensis Saw-toothed Grain Beetle
Oscinella angularis 
Oscinella capreolus 
Oscinella cariciphila 
Oscinella frit 
Oscinella maura 
Oscinella nigerrima 
Oscinella nitidissima 
Oscinella pusilla 
Oscinella trochanterata 
Oscinella vastator 
Oscinella vindicata 
Oscinimorpha albisetosa 
Oscinimorpha arcuata 
Oscinimorpha minutissima 
Oscinimorpha sordidissima 
Oscinisoma cognatum 
Oscinisoma gilvipes 
Osmerus eperlanus Smelt (Sparling)
Osmia bicolor Two Coloured Mason Bee
Osmia bicornis Red Mason Bee, was Osmia rufa
Osmia caerulescens a mason bee
Osmia cornuta a mason bee
Osmia leaiana a mason bee
Osmia spinulosa a solitary bee, was Hoplitis
Osphya bipunctata 
Ossiannilssonola callosa 
Ostearius melanopygius 
Ostrea edulis Native Oyster
Ostrinia nubilalis European Corn-borer
Othius angustus 
Othius laeviusculus 
Othius punctulatus 
Othius subuliformis 
Otiorhynchus armadillo 
Otiorhynchus atroapterus Black Marram Weevil
Otiorhynchus aurifer 
Otiorhynchus crataegi 
Otiorhynchus desertus 
Otiorhynchus indefinitus 
Otiorhynchus ligneus 
Otiorhynchus ovatus 
Otiorhynchus raucus 
Otiorhynchus rugosostriatus 
Otiorhynchus singularis Raspberry Weevil
Otiorhynchus sulcatus Vine Weevil
Otites guttatus 
Otophorus haemorrhoidalis 
Oulema duftschmidi 
Oulema melanopus sens. lat. 
Oulema melanopus sens. str. 
Oulema obscura 
Oulimnius tuberculatus 
Ourapteryx sambucaria Swallow-tailed Moth
Ousipalia caesula 
Ovatella myosotis Mouse-eared Snail
Oxybelus argentatus Silver Spiny Digger Wasp
Oxybelus uniglumis Common Spiny Digger Wasp
Oxycarenus modestus 
Oxycera morrisii 
Oxycera nigricornis 
Oxycera rara 
Oxycera trilineata 
Oxychilus alliarius Garlic Snail
Oxychilus cellarius Cellar Snail
Oxychilus draparnaudi Darparnaud's Glass Snail
Oxychilus navarricus Glossy Glass Snail
Oxyethira flavicornis a caddisfly
Oxyloma elegans Pfeiffer's Amber Snail
Oxyna flavipennis 
Oxyna nebulosa 
Oxyna parietina 
Oxyomus sylvestris 
Oxypoda acuminata 
Oxypoda alternans 
Oxypoda annularis 
Oxypoda brachyptera 
Oxypoda brevicornis 
Oxypoda elongatula 
Oxypoda exoleta 
Oxypoda ferruginea 
Oxypoda haemorrhoa 
Oxypoda lurida 
Oxypoda opaca 
Oxypoda procerula 
Oxyporus rufus 
Oxypselaphus obscurus 
Oxypteryx atrella Hypericum Neb
Oxypteryx immaculatella Obscure Neb
Oxypteryx unicolorella Bronze Neb
Oxypteryx wilkella Silver-barred Moss-moth
Oxyptilus distans Breckland Plume
Oxyptilus parvidactyla Small Plume
Oxystoma cerdo 
Oxystoma craccae 
Oxystoma pomonae 
Oxystoma subulatum 
Oxytelus fulvipes 
Oxytelus laqueatus 
Oxytelus sculptus 
Oxyura jamaicensis Ruddy Duck
Ozyptila atomaria 
Ozyptila brevipes 
Ozyptila praticola 
Ozyptila sanctuaria 
Ozyptila simplex 
Ozyptila trux 
Pachnida nigella 
Pachyatheta mortuorum 
Pachycnemia hippocastanaria Horse Chestnut
Pachygaster atra 
Pachygaster leachii 
Pachygnatha clercki 
Pachygnatha degeeri 
Pachygnatha listeri 
Pachyrhinus lethierryi 
Pacifastacus leniusculus 
Paederus fuscipes 
Paederus littoralis 
Paederus riparius 
Paidiscura pallens 
Palaeodocosia vittata 
Pales pavida 
Palliduphantes ericaeus formerly Lepthyphantes ericaeus
Palliduphantes insignis formerly Lepthyphantes insignis
Palliduphantes pallidus formerly Lepthyphantes pallidus
Palloptera modesta 
Palloptera muliebris 
Palloptera quinquemaculata 
Palloptera saltuum 
Palloptera scutellata 
Palloptera trimacula 
Palloptera umbellatarum 
Palloptera usta 
Palloptera ustulata 
Palomena prasina Common Green Shieldbug
Palpita vitrealis Olive-tree Pearl
Palpomyia brachialis 
Palpomyia distincta 
Palpomyia flavipes 
Palpomyia grossipes 
Palpomyia quadrispinosa 
Palpomyia serripes 
Palpomyia spinipes 
Pammene agnotana Hawthorn Bark Tortrix
Pammene albuginana Scarce Oak Gall Moth
Pammene argyrana Oak Gall Moth
Pammene aurana Double Orange-spot
Pammene aurita Tawny Sycamore Piercer
Pammene fasciana Acorn Piercer
Pammene gallicana Purple Marbled Tortrix
Pammene germmana Dark Oak Tortrix
Pammene giganteana Early Oak Gall Moth
Pammene herrichiana a moth
Pammene juniperana Juniper Berry Piercer
Pammene obscurana Birch Catkin Tortrix
Pammene populana Willow Y Moth
Pammene regiana Regal Piercer
Pammene rhediella Fruitlet Mining Tortrix
Pammene spiniana Blackthorn Flower Moth
Pammene splendidulana Shining Oak Tortrix
Pammene suspectana Ash Bark Tortrix
Pammene trauniana Maple Piercer
Panagaeus bipustulatus 
Panagaeus cruxmajor 
Panamomops sulcifrons 
Pancalia leuwenhoekella Violet Beauty
Pancalia schwarzella a moth
Pandemis cerasana Barred Fruit-tree Tortrix
Pandemis cinnamomeana White-faced Tortrix
Pandemis corylana Chequered Fruit-tree Tortrix
Pandemis dumetana Beaked Tortrix
Pandemis heparana Dark Fruit-tree Tortrix
Panemeria tenebrata Small Yellow Underwing
Panimerus goetghebueri 
Panolis flammea Pine Beauty
Pantilius tunicatus 
Panurgus banksianus a mining bee
Panurgus calcaratus a mining bee
Panzeria anthophila 
Panzeria consobrina 
Panzeria rudis 
Papestra biren Glaucous Shears
Papilio machaon Swallowtail
Parabolitobius inclinans 
Parachironomus parilis 
Parachronistis albiceps Hazel Bud Moth
Paracoenia fumosa 
Paracolax tristalis Clay Fan-foot
Paracorixa concinna 
Paracorymbia fulva 
Paracrania chrysolepidella Hazel Spring Jewel
Paracraspedothrix montivaga 
Paracymus aeneus 
Paradarisa consonaria Square Spot
Paradelia intersecta 
Paradelphomyia dalei 
Paradelphomyia senilis 
Paradromius linearis 
Paragus albifrons 
Paragus haemorrhous 
Paraliburnia adela 
Paralimnus phragmitis 
Paralipsa gularis Stored Nut Moth
Parameotica difficilis 
Paramesus obtusifrons 
Parametriocnemus stylatus 
Paranchus albipes 
Paranthomyza nitida 
Paranthrene tabaniformis Dusky Clearwing
Parapelecopsis nemoralioides formerly Pelecopsis nemoralioides
Paraphaenocladius cuneatus 
Paraphaenocladius impensus 
Paraphaenocladius penerasus 
Parapiesma quadratum 
Paraplatypeza atra 
Parapoynx stratiotata Ringed China-mark
Pararge aegeria Speckled Wood
Parascatopse litorea 
Parascatopse minutissima 
Parascotia fuliginaria Waved Black
Parasemia plantaginis Wood Tiger
Parasteatoda lunata formerly Achaearanea lunata
Parasteatoda simulans formerly Achaearanea simulans
Parasteatoda tepidariorum formerly Achaearanea tepidariorum
Parastichtis suspecta Suspected
Paraswammerdamia albicapitella White-headed Drab
Paraswammerdamia nebulella Hawthorn Drab
Parasyrphus punctulatus 
Paratalanta hyalinalis Knapweed Pearl
Paratalanta pandalis Bordered Pearl
Paratanytarsus inopertus 
Paratanytarsus laetipes 
Paratanytarsus tenellulus 
Paratinia sciarina 
Pardasena virgulana Grey Square
Pardosa agrestis 
Pardosa amentata 
Pardosa hortensis 
Pardosa monticola 
Pardosa nigriceps 
Pardosa palustris 
Pardosa prativaga 
Pardosa pullata 
Pardosa purbeckensis 
Pardosa saltans 
Pardosa tenuipes formerly Pardosa proxima
Parectopa ononidis Clover Stilt
Parectropis similaria Brindled White-spot
Paregle audacula 
Parethelcus pollinarius 
Parhelophilus frutetorum 
Parhelophilus versicolor 
Parochthiphila coronata 
Parochthiphila spectabilis 
Paroligolophus agrestis 
Paroligolophus meadii 
Paromalus flavicornis 
Paropsisterna selmani 
Parornix anglicella Hawthorn Parornix
Parornix betulae Birch Parornix
Parornix carpinella Hornbeam Parornix
Parornix devoniella Hazel Parornix
Parornix fagivora Beech Parornix
Parornix finitimella Southern Blackthorn Parornix
Parornix scoticella Rowan Parornix
Parornix torquillella Blackthorn Parornix
Parvicardium exiguum a mollusc
Parydra aquila 
Parydra coarctata 
Parydra fossarum 
Parydra littoralis 
Parydra pubera 
Parydra pusilla 
Parydra quadripunctata 
Parydra undulata 
Parydroptera discomyzina 
Pasiphila chloerata Sloe Pug
Pasiphila rectangulata Green Pug
Passaloecus clypealis a digger wasp
Passaloecus corniger Horned Black Wasp
Passaloecus eremita a digger wasp
Passaloecus gracilis a digger wasp
Passaloecus insignis a digger wasp
Passaloecus singularis a digger wasp
Passaloecus turionum a digger wasp
Passer montanus Eurasian Tree Sparrow
Patania ruralis Mother of Pearl
Patella depressa a mollusc
Patrobus atrorufus 
Paykullia maculata 
Paysandisia archon Palm Moth
Pechipogo plumigeralis Plumed Fan-foot
Pechipogo strigilata Common Fan-foot
Pediacus depressus 
Pediacus dermestoides 
Pediasia aridella Saltern Grass-moth
Pediasia contaminella Rolled Grass-moth
Pediasia fascelinella Dune Grass-moth
Pedicia littoralis 
Pedicia rivosa 
Pediopsis tiliae 
Pedius longicollis 
Pegomya betae 
Pegomya bicolor 
Pegomya caesia 
Pegomya calyptrata 
Pegomya cunicularia 
Pegomya exilis 
Pegomya flavifrons 
Pegomya fulgens 
Pegomya geniculata 
Pegomya hyoscyami 
Pegomya laticornis 
Pegomya meridiana 
Pegomya rufina 
Pegomya solennis 
Pegomya transversa 
Pegomya vanduzeei 
Pegomya winthemi 
Pegoplata aestiva 
Pegoplata annulata 
Pegoplata infirma 
Pelatachina tibialis 
Pelecopsis mengei 
Pelecopsis parallela 
Pelenomus canaliculatus 
Pelenomus olssoni 
Pelenomus quadrituberculatus 
Pelidnoptera fuscipennis 
Pelina aenea 
Pelina aenescens 
Pelina nitens 
Pelina similis 
Pella limbata 
Pelochrista caecimaculana a moth
Pelomyia occidentalis 
Pelomyiella cinerella 
Pelomyiella mallochi 
Pelosia muscerda Dotted Footman
Peltodytes caesus 
Pelurga comitata Dark Spinach
Pempelia genistella Gorse Knot-horn
Pempelia palumbella Heather Knot-horn
Pemphredon inornata a digger wasp
Pemphredon lethifer agg. a digger wasp
Pemphredon lugubris Mournful Wasp
Pemphredon morio a digger wasp
Pennisetia hylaeiformis Raspberry Clearwing
Pennithera firmata Pine Carpet
Pentarthrum huttoni 
Pentastiridius leporinus 
Pentatoma rufipes Red-legged Shieldbug
Peplomyza litura 
Peponocranium ludicrum 
Perapion affine 
Perapion curtirostre 
Perapion hydrolapathi 
Perapion marchicum 
Perapion violaceum 
Perca fluviatilis Perch
Perdix perdix Grey Partridge
Peribaea setinervis 
Peribalus strictus Vernal Shieldbug
Peribatodes rhomboidaria Willow Beauty
Peribatodes secundaria Feathered Beauty
Pericoma cognata 
Pericoma compta 
Pericoma fallax 
Pericoma fuliginosa 
Pericoma nubila 
Pericoma palustris 
Pericoma pilularia 
Pericoma trivialis 
Peridea anceps Great Prominent
Peridroma saucia Pearly Underwing
Peringia ulvae Laver Spire Snail
Periplaneta americana American cockroach
Periplaneta australasiae Australian cockroach
Peripsychoda auriculata 
Peripsychoda fusca 
Periscelis annulata 
Periscelis fugax 
Periscepsia spathulata 
Peritrechus geniculatus 
Peritrechus gracilicornis 
Peritrechus lundii 
Peritrechus nubilus 
Perittia obscurepunctella Honeysuckle Blotch-miner
Perizoma affinitata Rivulet
Perizoma albulata Grass Rivulet
Perizoma alchemillata Small Rivulet
Perizoma bifaciata Barred Rivulet
Perizoma flavofasciata Sandy Carpet
Peromyia bicolor 
Petrophora chlorosata Brown Silver-line
Pexicopia malvella Hollyhock Seed Moth
Phacophallus parumpunctatus 
Phaedon armoraciae 
Phaedon cochleariae 
Phaedon tumidulus Celery Leaf Beetle
Phaenopsectra flavipes 
Phaeocedus braccatus 
Phalacrocera replicata 
Phalacrotophora berolinensis 
Phalacrotophora fasciata 
Phalacrotophora harveyi 
Phalacrus caricis 
Phalacrus championi 
Phalacrus corruscus 
Phalacrus fimetarius 
Phalangium opilio 
Phalera bucephala Buff-tip
Phaleria cadaverina 
Phalonidia affinitana Aster Straw
Phalonidia gilvicomana Wall Lettuce Straw
Phalonidia manniana Water Mint Straw
Phaneta pauperana Scarce Rose Tortrix
Phania funesta 
Phaonia angelicae 
Phaonia atriceps 
Phaonia bitincta 
Phaonia cincta 
Phaonia errans 
Phaonia erronea 
Phaonia exoleta 
Phaonia fusca 
Phaonia fuscata 
Phaonia gobertii 
Phaonia halterata 
Phaonia incana 
Phaonia laeta 
Phaonia mediterranea 
Phaonia mystica 
Phaonia pallida 
Phaonia palpata 
Phaonia perdita 
Phaonia pratensis 
Phaonia rufipalpis 
Phaonia rufiventris 
Phaonia serva 
Phaonia siebecki 
Phaonia subventa 
Phaonia trimaculata 
Phaonia tuguriorum 
Phaonia valida 
Phasia barbifrons 
Phasia hemiptera 
Phasia obesa 
Phasia pusilla 
Phaulernis dentella Dusky Ridge-back
Phaulernis fulviguttella Yellow-spotted Drab
Phenacolimax major Greater Semi-slug
Pheosia gnoma Lesser Swallow Prominent
Pheosia tremula Swallow Prominent
Pherbellia albocostata 
Pherbellia annulipes 
Pherbellia brunnipes 
Pherbellia cinerella 
Pherbellia dorsata 
Pherbellia dubia 
Pherbellia griseola 
Pherbellia nana 
Pherbellia pallidiventris 
Pherbellia schoenherri 
Pherbellia scutellaris 
Pherbellia ventralis 
Pherbina coryleti 
Phiaris micana Olive Marble
Phibalapteryx virgata Oblique Striped
Phigalia pilosaria Pale Brindled Beauty
Philaenus spumarius 
Philanthus triangulum Bee Wolf
Philereme transversata Dark Umber
Philereme vetulata Brown Scallop
Philhygra debilis 
Philhygra elongatula 
Philhygra luridipennis 
Philhygra melanocera 
Philhygra palustris 
Philhygra terminalis 
Philhygra volans 
Philine aperta a mollusc
Philoctetes truncatus chrysidids & cuckoo wasps
Philodromus albidus 
Philodromus aureolus 
Philodromus buxi 
Philodromus cespitum 
Philodromus collinus 
Philodromus dispar 
Philodromus longipalpis 
Philodromus margaritatus 
Philodromus praedatus 
Philodromus rufus sens. str. 
Philonicus albiceps 
Philonthus addendus 
Philonthus albipes 
Philonthus carbonarius 
Philonthus cognatus 
Philonthus concinnus 
Philonthus confinis 
Philonthus cruentatus 
Philonthus debilis 
Philonthus decorus 
Philonthus fumarius 
Philonthus intermedius 
Philonthus jurgans 
Philonthus laminatus 
Philonthus longicornis 
Philonthus marginatus 
Philonthus micans 
Philonthus nitidicollis 
Philonthus parvicornis 
Philonthus politus 
Philonthus punctus 
Philonthus quisquiliarius 
Philonthus rectangulus 
Philonthus sanguinolentus 
Philonthus spinipes 
Philonthus splendens 
Philonthus succicola 
Philonthus tenuicornis 
Philonthus umbratilis 
Philonthus varians 
Philonthus ventralis 
Philopedon plagiatum Marram Weevil
Philophylla caesio 
Philopotamus montanus a caddisfly
Philorhizus melanocephalus 
Philorhizus notatus 
Philorinum sordidum 
Philoscia affinis a woodlouse
Philoscia muscorum Common striped woodlouse
Philosepedon humeralis 
Philotelma defectum 
Philotelma nigripenne 
Philotelma rossii 
Philygria femorata 
Philygria flavipes 
Philygria interstincta 
Philygria morans 
Philygria picta 
Philygria punctatonervosa 
Philygria stictica 
Philygria vittipennis 
Phlegra fasciata 
Phloeocharis subtilissima 
Phloeonomus punctipennis 
Phloeophagus lignarius 
Phloeopora scribae 
Phloeopora testacea 
Phloeostiba plana 
Phloeotribus rhododactylus 
Phlogophora meticulosa Angle Shades
Phloiophilus edwardsii 
Phloiotrya vaudoueri 
Phoca vitulina Common Seal
Phocoena phocoena Harbour Porpoise
Pholcomma gibbum 
Pholcus phalangioides 
Pholidoptera griseoaptera Dark Bush Cricket
Phora atra 
Phora edentata 
Phora holosericea 
Phora tincta 
Phorbia bartaki 
Phorbia fumigata 
Phorbia moliniaris 
Phorbia sepia 
Phorocera assimilis 
Phortica variegata 
Phosphuga atrata 
Photedes captiuncula Least Minor
Photedes extrema Concolorous
Photedes fluxa Mere Wainscot
Photedes minima Small Dotted Buff
Phoxinus phoxinus Minnow
Phragmatobia fuliginosa Ruby Tiger
Phratora laticollis 
Phratora vitellinae Brassy Willow Beetle
Phratora vulgatissima Blue Willow Beetle
Phronia basalis 
Phronia biarcuata 
Phronia braueri 
Phronia cinerascens 
Phronia conformis 
Phronia coritanica 
Phronia disgrega 
Phronia exigua 
Phronia flavipes 
Phronia forcipata 
Phronia humeralis 
Phronia nigricornis 
Phronia nitidiventris 
Phronia notata 
Phronia obtusa 
Phronia siebeckii 
Phronia strenua 
Phronia tenuis 
Phronia triangularis 
Phrurolithus festivus 
Phrurolithus minimus 
Phryganea bipunctata a caddisfly
Phryganea grandis a caddisfly
Phryxe heraclei 
Phryxe nemea 
Phryxe vulgaris 
Phtheochroa inopiana Fleabane Drab
Phtheochroa rugosana Rugged Bryony Beauty
Phtheochroa schreibersiana Gold Cloak
Phtheochroa sodaliana Pied Buckthorn Beauty
Phthinia humilis 
Phthinia mira 
Phthinia winnertzi 
Phthiria pulicaria 
Phthitia empirica 
Phthitia plumosula 
Phthorimaea operculella Potato Tuber Moth
Phycita roborella Oak Knot-horn
Phycitodes binaevella Spotted Knot-horn
Phycitodes maritima Coast Knot-horn
Phycitodes saxicola Lesser Clouded Knot-horn
Phycosoma inornatum formerly Dipoena inornata
Phylan gibbus 
Phylidorea ferruginea 
Phylidorea fulvonervosa 
Phylidorea squalens 
Phyllobius argentatus Silver-green Leaf Weevil
Phyllobius glaucus 
Phyllobius maculicornis Green Leaf Weevil
Phyllobius oblongus Brown Leaf Weevil
Phyllobius pomaceus 
Phyllobius pyri Common Leaf Weevil
Phyllobius roboretanus Small Green Nettle Weevil
Phyllobius vespertinus 
Phyllobius virideaeris Green Nettle Weevil
Phyllobius viridicollis 
Phyllocnistis citrella Citrus Leaf-miner
Phyllocnistis saligna Willow Maze-miner
Phyllocnistis unipunctella Poplar Maze-miner
Phyllocnistis xenia Kent Maze-miner
Phyllodrepa floralis 
Phyllodromia melanocephala 
Phyllomyza flavitarsis 
Phyllomyza longipalpis 
Phyllomyza securicornis 
Phylloneta impressa formerly Theridion impressum
Phylloneta sisyphia formerly Theridion sisyphium
Phyllonorycter acerifoliella Maple Leaf-miner
Phyllonorycter anderidae Small Birch Leaf-miner
Phyllonorycter blancardella Brown Apple Leaf-miner
Phyllonorycter cavella Large Birch Leaf-miner
Phyllonorycter cerasicolella Cherry Leaf-miner
Phyllonorycter comparella Poplar Leaf-miner
Phyllonorycter coryli Nut Leaf Blister Moth
Phyllonorycter corylifoliella Hawthorn Leaf-miner
Phyllonorycter dubitella Goat Willow Leaf-miner
Phyllonorycter emberizaepenella Honeysuckle Leaf-miner
Phyllonorycter esperella Dark Hornbeam Leaf-miner
Phyllonorycter froelichiella Large Alder Leaf-miner
Phyllonorycter geniculella Sycamore Leaf-miner
Phyllonorycter harrisella White Oak Leaf-miner
Phyllonorycter heegeriella Pale Oak Leaf-miner
Phyllonorycter hilarella Large Willow Leaf-miner
Phyllonorycter hostis Cryptic Apple Leaf-miner
Phyllonorycter joannisi Norway Maple Leaf-miner
Phyllonorycter klemannella Shining Alder Leaf-miner
Phyllonorycter kuhlweiniella a moth
Phyllonorycter lantanella Viburnum Leaf-miner
Phyllonorycter lautella Small Oak Leaf-miner
Phyllonorycter leucographella Firethorn Leaf-miner
Phyllonorycter maestingella Beech Leaf-miner
Phyllonorycter mespilella Service-tree Leaf-miner
Phyllonorycter messaniella Ilex Leaf-miner
Phyllonorycter nicellii Hazel Leaf-miner
Phyllonorycter oxyacanthae Common Thorn Leaf-miner
Phyllonorycter pastorella Royal Leaf-miner
Phyllonorycter platani Plane Leaf-miner
Phyllonorycter quercifoliella Common Oak Leaf-miner
Phyllonorycter rajella Common Alder Leaf-miner
Phyllonorycter roboris Beautiful Oak Leaf-miner
Phyllonorycter sagitella a moth
Phyllonorycter salicicolella Grey Willow Leaf-miner
Phyllonorycter salictella Willow Leaf-miner
Phyllonorycter schreberella Shining Elm Leaf-miner
Phyllonorycter scopariella Broom Leaf-miner
Phyllonorycter sorbi Rowan Leaf-miner
Phyllonorycter spinicolella Blackthorn Leaf-miner
Phyllonorycter stettinensis Lesser Alder Leaf-miner
Phyllonorycter strigulatella a moth
Phyllonorycter tenerella Hornbeam Leaf-miner
Phyllonorycter trifasciella Banded Honeysuckle Leaf-miner
Phyllonorycter tristrigella Elm Leaf-miner
Phyllonorycter ulicicolella Gorse Leaf-miner
Phyllonorycter ulmifoliella Common Birch Leaf-miner
Phyllonorycter viminetorum Osier Leaf-miner
Phyllonorycter viminiella Willow Leaf-miner
Phyllopertha horticola Bracken Chafer
Phylloporia bistrigella Striped Cutter
Phylloscopus sibilatrix Wood Warbler
Phyllotreta astrachanica 
Phyllotreta atra 
Phyllotreta consobrina 
Phyllotreta cruciferae 
Phyllotreta nemorum 
Phyllotreta nigripes 
Phyllotreta nodicornis 
Phyllotreta ochripes 
Phyllotreta punctulata 
Phyllotreta undulata 
Phyllotreta vittula 
Phylus coryli 
Phylus melanocephalus 
Phymatodes testaceus Tanbark Borer
Phymatopus hecta Gold Swift
Physa fontinalis Common Bladder Snail
Physatocheila confinis 
Physatocheila confinis/dumetorum 
Physatocheila dumetorum 
Physella acuta 
Physiphora alceae 
Physocephala rufipes 
Phyto discrepans 
Phyto melanocephala 
Phytobia carbonaria a leaf-miner fly
Phytobia cerasiferae a leaf-miner fly
Phytobia errans a leaf-miner fly
Phytobius leucogaster 
Phytocoris dimidiatus 
Phytocoris longipennis 
Phytocoris populi 
Phytocoris reuteri 
Phytocoris tiliae 
Phytocoris ulmi 
Phytocoris varipes 
Phytoecia cylindrica 
Phytoliriomyza melampyga 
Phytoliriomyza ornata a leaf-miner fly
Phytoliriomyza pectoralis 
Phytoliriomyza perpusilla a leaf-miner fly
Phytoliriomyza pteridii 
Phytometra viridaria Small Purple-barred
Phytomyptera cingulata 
Phytomyptera nigrina 
Phytomyza agromyzina 
Phytomyza albipennis 
Phytomyza angelicae 
Phytomyza angelicastri 
Phytomyza aquilegiae 
Phytomyza artemisivora 
Phytomyza autumnalis 
Phytomyza brunnipes 
Phytomyza cecidonomia 
Phytomyza chaerophylli 
Phytomyza cirsii 
Phytomyza continua 
Phytomyza conyzae 
Phytomyza crassiseta 
Phytomyza cytisi 
Phytomyza fallaciosa 
Phytomyza flavicornis 
Phytomyza fulgens 
Phytomyza glechomae 
Phytomyza griffithsi 
Phytomyza hellebori 
Phytomyza heracleana 
Phytomyza ilicis 
Phytomyza krygeri 
Phytomyza lappae 
Phytomyza leucanthemi 
Phytomyza marginella 
Phytomyza minuscula 
Phytomyza nigritula 
Phytomyza pimpinellae 
Phytomyza plantaginis 
Phytomyza pullula 
Phytomyza ranunculi 
Phytomyza ranunculivora 
Phytomyza rufipes 
Phytomyza silai 
Phytomyza soenderupi 
Phytomyza sphondyliivora 
Phytomyza spinaciae 
Phytomyza spondylii 
Phytomyza tanaceti 
Phytomyza tussilaginis 
Phytomyza vitalbae 
Phytomyza wahlgreni 
Phytosciara flavipes 
Phytosciara producta 
Phytosciara ungulata 
Phytosus balticus 
Picromerus bidens Spiked Shieldbug
Pieris brassicae Large White
Pieris napi Green-veined White
Pieris rapae Small White
Piesma maculatum 
Piezodorus lituratus Gorse Shieldbug
Piezura pardalina 
Pilaria discicollis 
Pilaria fuscipennis 
Pilaria scutellata 
Pilemostoma fastuosum 
Pilophorus cinnamopterus 
Pilophorus clavatus 
Pilophorus perplexus 
Pima boisduvaliella Sea Pea Knot-horn
Pinalitus cervinus 
Pinalitus viscicola 
Piniphila bifasciana Pine Marble
Pipiza austriaca 
Pipiza fasciata 
Pipiza lugubris 
Pipiza luteitarsis 
Pipiza noctiluca 
Pipiza notata a hoverfly
Pipizella maculipennis 
Pipizella viduata 
Pipizella virens 
Pipunculus campestris 
Pipunculus elegans 
Pipunculus lenis 
Pipunculus oldenbergi 
Pipunculus tenuirostris 
Pipunculus zugmayeriae 
Pirapion immune 
Pirata piraticus 
Pirata tenuitarsis 
Piratula hygrophila formerly Pirata hygrophilus
Piratula latitans formerly Pirata latitans
Piratula uliginosa formerly Pirata uliginosus
Pisaura mirabilis 
Pisidium amnicum River Pea Mussel
Pisidium casertanum Caserta Pea Mussel
Pisidium henslowanum Henslow's Pea Mussel
Pisidium hibernicum Globular Pea Mussel
Pisidium milium Rosy Pea Mussel
Pisidium nitidum Shining Pea Mussel
Pisidium obtusale Porous-shelled Pea Mussel
Pisidium personatum Red-crusted Pea Mussel
Pisidium pulchellum Iridescent Pea Mussel
Pisidium subtruncatum Short-ended Pea Mussel
Pissodes castaneus 
Pithanus maerkelii 
Placusa tachyporoides 
Plagiodera versicolora 
Plagiognathus arbustorum 
Plagiognathus chrysanthemi 
Plagionotus arcuatus 
Plagodis dolabraria Scorched Wing
Plagodis pulveraria Barred Umber
Planaphrodes bifasciata 
Planaphrodes trifasciata 
Planeustomus palpalis 
Planolinoides borealis 
Planorbarius corneus Great Ram's-horn
Planorbis carinatus Keeled Ram's-horn
Planorbis planorbis Margined Ram's-horn
Plataraea brunnea 
Plateumaris bracata 
Plateumaris discolor 
Plateumaris rustica 
Plateumaris sericea 
Platichthys flesus Flounder
Platnickina tincta formerly Theridion tinctum
Platurocypta punctum 
Platurocypta testata 
Platyarthrus hoffmannseggii Ant woodlouse
Platybunus triangularis 
Platycephala planifrons 
Platycephala umbraculata 
Platycheirus albimanus 
Platycheirus ambiguus 
Platycheirus angustatus 
Platycheirus aurolateralis a hoverfly
Platycheirus clypeatus 
Platycheirus europaeus 
Platycheirus fulviventris 
Platycheirus granditarsus 
Platycheirus immarginatus 
Platycheirus manicatus 
Platycheirus occultus 
Platycheirus peltatus 
Platycheirus rosarum 
Platycheirus scambus 
Platycheirus scutatus sens. lat. 
Platycheirus scutatus sens. str. 
Platycheirus splendidus 
Platycheirus tarsalis 
Platycis minutus 
Platycleis albopunctata Grey Bush Cricket
Platycnemis pennipes (Pallas, 1771)
Platycranus bicolor 
Platyderus depressus 
Platydracus stercorarius 
Platyedra subcinerea Mallow Seed Moth
Platymya fimbriata 
Platynaspis luteorubra 
Platypalpus agilis 
Platypalpus albicornis 
Platypalpus albifacies 
Platypalpus albiseta 
Platypalpus albocapillatus 
Platypalpus annulatus 
Platypalpus annulipes 
Platypalpus aristatus 
Platypalpus articulatus 
Platypalpus australominutus 
Platypalpus bilobatus 
Platypalpus calceatus 
Platypalpus candicans 
Platypalpus caroli 
Platypalpus ciliaris 
Platypalpus clarandus 
Platypalpus cothurnatus 
Platypalpus cryptospina 
Platypalpus cursitans 
Platypalpus exilis 
Platypalpus fasciatus 
Platypalpus flavicornis 
Platypalpus incertus 
Platypalpus ingenuus 
Platypalpus interstinctus 
Platypalpus kirtlingensis 
Platypalpus laticinctus 
Platypalpus leucocephalus 
Platypalpus leucothrix 
Platypalpus longicornis 
Platypalpus longiseta 
Platypalpus luteolus 
Platypalpus luteus 
Platypalpus major 
Platypalpus minutus agg. 
Platypalpus minutus sens. str. 
Platypalpus nigritarsis 
Platypalpus notatus 
Platypalpus optivus 
Platypalpus pallidicornis 
Platypalpus pallidiventris 
Platypalpus pallipes 
Platypalpus parvicauda 
Platypalpus pectoralis 
Platypalpus pictitarsis 
Platypalpus politus 
Platypalpus praecinctus 
Platypalpus pulicarius 
Platypalpus rapidus 
Platypalpus ruficornis 
Platypalpus stabilis 
Platypalpus stigma 
Platypalpus strigifrons 
Platypalpus subtilis 
Platypalpus verralli 
Platypeza aterrima 
Platypeza consobrina 
Platypeza fasciata 
Platyptilia calodactyla Goldenrod Plume
Platyptilia gonodactyla Triangle Plume
Platyptilia isodactylus Hoary Plume
Platypus cylindrus Oak Pin-hole Borer
Platyrhinus resinosus Cramp-ball Fungus Weevil
Platystethus alutaceus 
Platystethus arenarius 
Platystethus capito 
Platystethus cornutus 
Platystethus degener 
Platystethus nitens 
Platystoma seminationis 
Platytes alpinella Hook-tipped Grass-moth
Platytes cerussella Little Grass-moth
Platyura marginata 
Plea minutissima 
Plectophloeus erichsoni 
Plectophloeus nitidus 
Plectrocnemia conspersa a caddisfly
Plectrocnemia geniculata a caddisfly
Plegaderus dissectus 
Plemyria rubiginata Blue-bordered Carpet
Pleurota bicostella a moth
Plinthisus brevipennis 
Plodia interpunctella Indian Meal Moth
Plusia festucae Gold Spot
Plusia putnami Lempke's Gold Spot
Plutella porrectella Streaked Diamond-back
Plutella xylostella Diamond-back Moth
Pocadicnemis juncea 
Pocadicnemis pumila sens. str. 
Pocadius adustus 
Pocadius ferrugineus 
Pocota personata 
Podabrus alpinus 
Podagrica fuscicornis 
Podagrica fuscipes 
Podalonia affinis Mud Wasp
Podops inunctus Turtle Shieldbug
Poecilium alni 
Poecilobothrus chrysozygos 
Poecilobothrus ducalis 
Poecilobothrus majesticus 
Poecilobothrus nobilitatus 
Poecilobothrus principalis 
Poecilocampa populi December Moth
Poecilolycia vittata 
Poeciloneta variegata 
Poecilus cupreus 
Poecilus versicolor 
Pogonocherus hispidulus 
Pogonocherus hispidus 
Pogonus chalceus 
Pogonus littoralis 
Pogonus luridipennis 
Polia bombycina Pale Shining Brown
Polia hepatica Silvery Arches
Polia nebulosa Grey Arches
Polietes domitor 
Polietes lardarius 
Polietes meridionalis 
Polinices pulchellus a mollusc
Polistes dominula a social wasp
Polistichus connexus 
Pollenia angustigena 
Pollenia griseotomentosa 
Pollenia labialis 
Pollenia pediculata 
Pollenia rudis 
Pollenia vagabunda 
Pollenia viatica 
Polycentropus flavomaculatus a caddisfly
Polycentropus kingi a caddisfly
Polychrysia moneta Golden Plusia
Polydesmus angustus Common Flat-backed Millipede
Polydesmus coriaceus a flat-backed millipede
Polydesmus denticulatus a flat-backed millipede
Polydesmus inconstans a flat-backed millipede
Polydrusus cervinus 
Polydrusus confluens 
Polydrusus flavipes 
Polydrusus formosus 
Polydrusus impressifrons 
Polydrusus mollis 
Polydrusus pterygomalis 
Polydrusus pulchellus Sea-wormwood Weevil
Polydrusus tereticollis 
Polygonia c-album Comma
Polymerus nigrita 
Polymerus unifasciatus 
Polymixis flavicincta Large Ranunculus
Polymixis lichenea Feathered Ranunculus
Polyommatus coridon Chalkhill Blue
Polyommatus icarus Common Blue
Polypedilum acutum 
Polypedilum arundineti 
Polypedilum nubeculosum 
Polypedilum pedestre 
Polypedilum sordens 
Polypedilum tritum 
Polyploca ridens Frosted Green
Polyporivora ornata 
Polyporivora picta 
Polyxenus lagurus Bristly Millipede
Pomatoschistus microps Common Goby
Pompilus cinereus Leaden Spider Wasp
Ponera coarctata an ant
Populicerus albicans 
Populicerus confusus 
Populicerus laminatus 
Populicerus nitidissimus 
Populicerus populi 
Porcellio dilatatus 
Porcellio laevis 
Porcellio scaber Common rough woodlouse
Porcellionides cingendus 
Porcellionides pruinosus 
Porotachys bisulcatus 
Porrhomma campbelli 
Porrhomma convexum 
Porrhomma egeria 
Porrhomma errans 
Porrhomma microphthalmum 
Porrhomma montanum 
Porrhomma oblitum 
Porrhomma pallidum 
Porrhomma pygmaeum 
Porrittia galactodactyla Spotted-white Plume
Portevinia maculata 
Potamia littoralis 
Potamogeton compressus Grass-wrack Pondweed
Potamophylax latipennis a caddisfly
Potamophylax rotundipennis a caddisfly
Potamopyrgus antipodarum Jenkins' Spire Snail
Povolnya leucapennella Scarce Oak Stilt
Praestigia duffeyi formerly Baryphyma duffeyi
Prasocuris junci Brooklime Leaf Beetle
Prasocuris marginella 
Prasocuris phellandrii 
Prays citri a moth
Prays fraxinella Ash Bud Moth
Prays oleae Olive Stowaway
Prays peregrina London Stowaway
Prays ruficeps Cryptic Ash Bud Moth
Prays ruficeps/fraxinella f. rustica Cryptic Ash-bud/Ash-bud agg.
Pria dulcamarae 
Prinerigone vagans 
Priocnemis agilis a spider-hunter wasp
Priocnemis confusor a spider-hunter wasp
Priocnemis cordivalvata a spider-hunter wasp
Priocnemis coriacea a spider-hunter wasp
Priocnemis exaltata a spider-hunter wasp
Priocnemis fennica a spider-hunter wasp
Priocnemis hyalinata a spider-hunter wasp
Priocnemis parvula a spider-hunter wasp
Priocnemis perturbator a spider-hunter wasp
Priocnemis pusilla a spider-hunter wasp
Priocnemis schioedtei a spider-hunter wasp
Prionocera turcica 
Prionocyphon serricornis 
Prionus coriarius Sawyer Beetle
Prionychus ater 
Procas picipes 
Prochoreutis myllerana Skullcap Skeletoniser
Prochoreutis sehestediana a moth
Prochyliza nigrimana 
Prochyliza varipes 
Procladius choreus 
Procraerus tibialis 
Prodiamesa olivacea 
Prokelisia marginata 
Promalactis procerella Beautiful Silver-mark
Propylea quattuordecimpunctata 14-spot Ladybird
Prosopantrum flavifrons 
Prosternon tessellatum Chequered Click Beetle
Protapion apricans 
Protapion assimile 
Protapion difforme 
Protapion dissimile 
Protapion filirostre 
Protapion fulvipes White Clover Seed Weevil
Protapion laevicolle 
Protapion nigritarse 
Protapion ononidis 
Protapion schoenherri 
Protapion trifolii 
Protapion varipes 
Protearomyia nigra 
Proteinus atomarius 
Proteinus brachypterus 
Proteinus laevigatus 
Proteinus ovalis 
Proteroiulus fuscus Snake-millipede
Protocalliphora azurea 
Protoclythia modesta 
Protoclythia rufa 
Protodeltote pygarga Marbled White Spot
Protophormia terraenovae 
Protopiophila latipes 
Protopirapion atratulum 
Protoschinia scutosa Spotted Clover
Proutia betulina Birch Bagworm
Psacadina verbekei 
Psacadina zernyi 
Psallus albicinctus 
Psallus ambiguus 
Psallus assimilis 
Psallus betuleti 
Psallus confusus 
Psallus falleni 
Psallus flavellus 
Psallus haematodes 
Psallus lepidus 
Psallus mollis 
Psallus montanus 
Psallus perrisi 
Psallus quercus 
Psallus variabilis 
Psallus varians 
Psallus wagneri 
Psammoecus bipunctatus 
Psammotettix albomarginatus a leafhopper
Psammotettix alienus 
Psammotettix cephalotes 
Psammotettix confinis 
Psammotettix helvolus 
Psammotettix kolosvarensis 
Psammotettix nodosus 
Psammotettix putoni 
Psammotettix sabulicola 
Psectrocladius obvius 
Psectrocladius sordidellus 
Psectrotanypus varius 
Pselactus spadix 
Pselaphochernes dubius 
Pselaphochernes scorpioides 
Pselaphus heisei 
Psenulus concolor a digger wasp
Psenulus pallipes Pale Footed Black Wasp
Psenulus schencki a digger wasp
Pseudacteon formicarum 
Pseudanodonta complanata Depressed (or compressed) river mussel
Pseudapion rufirostre 
Pseudaplemonus limonii 
Pseudargyrotoza conwagana Yellow-spotted Tortrix
Pseudatemelia flavifrontella Yellow-headed Concealer
Pseudeuophrys lanigera 
Pseudeuophrys obsoleta 
Pseudeuparius sepicola 
Pseudeustrotia candidula Shining Marbled
Pseudexechia trisignata 
Pseudexechia trivittata 
Pseudexechia tuomikoskii 
Pseudisobrachium subcyaneum a solitary wasp
Pseudobrachypeza helvetica 
Pseudocistela ceramboides 
Pseudococcyx posticana Dark Pine Shoot Moth
Pseudococcyx turionella Pine Bud Moth
Pseudocollinella humida 
Pseudoips prasinana Green Silver-lines
Pseudolimnophila lucorum 
Pseudolimnophila sepium 
Pseudoloxops coccineus 
Pseudolyciella pallidiventris 
Pseudolyciella stylata 
Pseudolyciella subpallidiventris 
Pseudolycoriella bruckii 
Pseudomalus auratus a cuckoo wasp
Pseudomalus violaceus chrysidids & cuckoo wasps
Pseudomedon obsoletus 
Pseudonapomyza atra 
Pseudonapomyza lacteipennis a leaf-miner fly
Pseudopanthera macularia Speckled Yellow
Pseudoperapion brevirostre 
Pseudoperichaeta nigrolineata 
Pseudopostega crepusculella Mint Cap
Pseudorchestes pratensis 
Pseudorthocladius filiformis 
Pseudosciaphila branderiana Aspen Marble
Pseudosmittia conjuncta 
Pseudosmittia trilobata 
Pseudospinolia neglecta a cuckoo wasp
Pseudostyphlus pillumus 
Pseudoswammerdamia combinella Little Buff-tip
Pseudotelphusa paripunctella Domino Groundling
Pseudotelphusa scalella Pied Oak Moth
Pseudoterpna pruinata Grass Emerald
Pseudotriphyllus suturalis 
Pseudovadonia livida 
Psila fimetaria 
Psila merdaria 
Psilochorus simoni 
Psilopa compta 
Psilopa leucostoma 
Psilopa nana 
Psilopa nigritella 
Psilopa nitidula 
Psilopa polita 
Psilosoma lefebvrei 
Psilota anthracina 
Psilothrix viridicoerulea 
Psittacula krameri Rose-ringed Parakeet
Psoricoptera gibbosella Tufted Oak Roller
Psyche casta Common Bagworm
Psyche crassiorella a moth
Psychoda albipennis 
Psychoda brevicornis 
Psychoda cinerea 
Psychoda crassipenis 
Psychoda erminea 
Psychoda gemina 
Psychoda grisescens 
Psychoda lobata 
Psychoda minuta 
Psychoda phalaenoides 
Psychoda setigera 
Psychoda sigma 
Psychoda trinodulosa 
Psychoides filicivora Common Fern Moth
Psychoides verhuella Hart's-tongue Moth
Psylliodes affinis 
Psylliodes chalcomera 
Psylliodes chrysocephala 
Psylliodes cuprea 
Psylliodes dulcamarae 
Psylliodes laticollis 
Psylliodes marcida 
Psylliodes napi 
Psyllobora vigintiduopunctata 22-spot Ladybird
Ptenidium fuscicorne 
Ptenidium gressneri 
Ptenidium intermedium 
Ptenidium laevigatum 
Ptenidium myrmicophilum 
Ptenidium nitidum 
Ptenidium punctatum 
Ptenidium pusillum 
Pterapherapteryx sexalata Small Seraphim
Pteremis fenestralis 
Pteromicra angustipennis 
Pteromicra glabricula 
Pteromicra pectorosa 
Pterophorus pentadactyla White Plume
Pterostichus anthracinus 
Pterostichus diligens 
Pterostichus gracilis 
Pterostichus macer 
Pterostichus madidus 
Pterostichus melanarius 
Pterostichus minor 
Pterostichus niger 
Pterostichus nigrita 
Pterostichus nigrita/rhaeticus 
Pterostichus rhaeticus 
Pterostichus strenuus 
Pterostichus vernalis 
Pterostoma palpina Pale Prominent
Ptilinus pectinicornis Fan-bearing Wood-borer
Ptiliola kunzei 
Ptilodon capucina Coxcomb Prominent
Ptilodon cucullina Maple Prominent
Ptinella denticollis 
Ptinella errabunda 
Ptinomorphus imperialis 
Ptinus dubius 
Ptinus fur White-marked Spider Beetle
Ptinus sexpunctatus 
Ptinus tectus Australian Spider Beetle
Ptiolina obscura 
Ptocheuusa paupella Pale Seedhead Moth
Ptomaphagus sericatus 
Ptomaphagus subvillosus 
Ptomaphagus varicornis 
Ptycholoma lecheana Brindled Tortrix
Ptycholomoides aeriferana Yellow Larch Tortrix
Ptychoptera albimana 
Ptychoptera contaminata 
Ptychoptera lacustris 
Ptychoptera minuta 
Ptychoptera paludosa 
Ptychoptera scutellaris 
Puccinellia fasciculata Borrer's Saltmarsh-grass
Pulicaria vulgaris Small Fleabane
Pullimosina heteroneura 
Pullimosina pullula 
Pullimosina vulgesta 
Puncticorpus cribratum 
Punctum pygmaeum Dwarf Snail
Pungeleria capreolaria Banded Pine Carpet
Pungitius pungitius Nine-spined Stickleback
Pupilla muscorum Moss Chrysalis Snail
Pusillina inconspicua a mollusc
Putoniella pruni 
Pycnomerus fuliginosus 
Pyralis farinalis Meal Moth
Pyratula perpusilla 
Pyratula zonata 
Pyrausta aurata Mint Moth
Pyrausta despicata Straw-barred Pearl
Pyrausta nigrata Wavy-barred Sable
Pyrausta ostrinalis a moth
Pyrausta purpuralis Common Purple & Gold
Pyrgus malvae Grizzled Skipper
Pyrochroa coccinea Black-headed Cardinal Beetle
Pyrochroa serraticornis Common Cardinal Beetle
Pyronia tithonus Gatekeeper
Pyropteron chrysidiformis Fiery Clearwing
Pyrrhalta viburni Guelder-rose Leaf Beetle
Pyrrhia umbra Bordered Sallow
Pyrrhidium sanguineum 
Pyrrhocoris apterus Fire Bug
Pyrrhosoma nymphula (Sulzer, 1776)
Quedius boops 
Quedius cinctus 
Quedius cruentus 
Quedius curtipennis 
Quedius dilatatus Hornet Rove-beetle
Quedius fuliginosus 
Quedius fumatus 
Quedius humeralis 
Quedius lateralis 
Quedius levicollis 
Quedius longicornis 
Quedius maurorufus 
Quedius mesomelinus 
Quedius microps 
Quedius molochinus 
Quedius nemoralis 
Quedius nigriceps 
Quedius nigrocaeruleus 
Quedius nitipennis 
Quedius persimilis 
Quedius picipes 
Quedius schatzmayri 
Quedius scintillans 
Quedius scitus 
Quedius semiaeneus 
Quedius semiobscurus 
Quedius simplicifrons 
Quercus cerris Turkey Oak
Quercus ilex Evergreen Oak
Rabdophaga rosaria 
Rabdophaga salicis 
Rabdophaga strobilina 
Rachispoda brevior 
Rachispoda cryptochaeta 
Rachispoda duplex 
Rachispoda fuscipennis 
Rachispoda gel 
Rachispoda intermedia 
Rachispoda kabuli 
Rachispoda limosa 
Rachispoda longior 
Rachispoda lutosa 
Rachispoda lutosoidea 
Rachispoda varicornis 
Radix auricularia Ear Pond Snail
Radix balthica Wandering Pond Snail
Raglius alboacuminatus 
Ramonda latifrons 
Ramonda spathulata 
Rana esculenta Edible Frog
Rana ridibunda Marsh Frog
Rana temporaria Common Frog
Ranatra linearis 
Ranunculus arvensis Corn Buttercup
Rattus norvegicus Brown Rat
Rattus rattus Ship Rat
Ravinia pernix 
Recilia coronifera 
Recurvaria leucatella White-barred Apple Moth
Recurvaria nanella Southern Apple Moth
Reduvius personatus 
Reichenbachia juncorum 
Reichertella geniculata 
Remus sericeus 
Renocera pallida 
Reptalus quinquecostatus a lacehopper
Retusa obtusa a mollusc
Reuteria marqueti 
Rhabdomiris striatellus 
Rhacognathus punctatus Heather Shieldbug
Rhagio lineola 
Rhagio scolopaceus 
Rhagio tringarius 
Rhagium bifasciatum 
Rhagium inquisitor 
Rhagium mordax 
Rhagoletis alternata 
Rhagoletis meigenii 
Rhagonycha elongata 
Rhagonycha fulva 
Rhagonycha lignosa 
Rhagonycha lutea 
Rhagonycha nigriventris 
Rhagonycha testacea 
Rhagonycha translucida 
Rhamphomyia albipennis 
Rhamphomyia albitarsis 
Rhamphomyia anomalipennis 
Rhamphomyia atra 
Rhamphomyia barbata 
Rhamphomyia caliginosa 
Rhamphomyia crassirostris 
Rhamphomyia erythrophthalma 
Rhamphomyia flava 
Rhamphomyia geniculata 
Rhamphomyia gibba 
Rhamphomyia hirsutipes 
Rhamphomyia laevipes 
Rhamphomyia lamellata 
Rhamphomyia maculipennis 
Rhamphomyia marginata 
Rhamphomyia pilifer 
Rhamphomyia simplex 
Rhamphomyia subcinerascens 
Rhamphomyia sulcata 
Rhamphomyia sulcatella 
Rhamphomyia tarsata 
Rhamphomyia tibiella 
Rhamphomyia variabilis 
Rhamphus oxyacanthae 
Rhamphus pulicarius 
Rhantus exsoletus 
Rhantus frontalis 
Rhantus suturalis 
Rhaphigaster nebulosa Mottled Shieldbug
Rhaphium antennatum 
Rhaphium appendiculatum 
Rhaphium brevicorne 
Rhaphium caliginosum 
Rhaphium commune 
Rhaphium consobrinum 
Rhaphium crassipes 
Rhaphium laticorne 
Rhaphium longicorne 
Rhaphium micans 
Rhaphium monotrichum 
Rhaphium riparium 
Rheumaptera cervinalis Scarce Tissue
Rheumaptera undulata Scallop Shell
Rhingia campestris 
Rhingia rostrata 
Rhinocyllus conicus 
Rhinoncus bruchoides 
Rhinoncus castor 
Rhinoncus inconspectus 
Rhinoncus pericarpius 
Rhinoncus perpendicularis 
Rhinophora lepida 
Rhinusa antirrhini 
Rhinusa collina 
Rhinusa linariae 
Rhinusa neta 
Rhipidia maculata 
Rhipidia uniseriata 
Rhizedra lutosa Large Wainscot
Rhizophagus bipustulatus 
Rhizophagus cribratus 
Rhizophagus dispar 
Rhizophagus nitidulus 
Rhizophagus oblongicollis 
Rhizophagus parallelocollis Graveyard Beetle
Rhizophagus perforatus 
Rhizophagus picipes 
Rhodaphodius foetens 
Rhododendron ponticum Rhododendron
Rhodometra sacraria Vestal
Rhodophaea formosa Beautiful Knot-horn
Rhopalapion longirostre 
Rhopalomyia millefolii 
Rhopalomyia ptarmicae 
Rhopalopterum anthracinum 
Rhopalopterum femorale 
Rhopalopyx elongata a leafhopper
Rhopalopyx vitripennis 
Rhopalum clavipes a digger wasp
Rhopalum coarctatum a digger wasp
Rhopalus maculatus 
Rhopalus parumpunctatus 
Rhopalus subrufus 
Rhopobota naevana Holly Tortrix
Rhopobota stagnana Scabious Marble
Rhopobota ustomaculana Small Cowberry Marble
Rhyacia simulans Dotted Rustic
Rhyacionia buoliana Pine Shoot Moth
Rhyacionia pinicolana Smooth Pine Shoot Moth
Rhyacionia pinivorana Spotted Shoot Moth
Rhyacophila dorsalis a caddisfly
Rhyacophila fasciata a caddisfly
Rhynchites auratus 
Rhyparochromus vulgaris 
Rhypholophus bifurcatus 
Rhypholophus haemorrhoidalis 
Rhypholophus varius 
Rhysodromus fallax formerly Philodromus fallax
Rhysodromus histrio formerly Philodromus histrio
Rhyssemus germanus 
Rhytidodus decimusquartus 
Rhytistylus proceps 
Rhyzobius chrysomeloides 
Rhyzobius forestieri 
Rhyzobius litura 
Rhyzobius lophanthae 
Rhyzopertha dominica Lesser Grain-borer
Ribautiana cruciata 
Ribautiana debilis 
Ribautiana tenerrima 
Ribautiana ulmi 
Ribautodelphax imitans 
Riponnensia splendens 
Rissoa interrupta a mollusc
Rissoa membranacea a mollusc
Rivellia syngenesiae 
Rivula sericealis Straw Dot
Robertus arundineti 
Robertus lividus 
Robertus neglectus 
Robinia pseudoacacia False-acacia
Rodolia cardinalis 
Roeslerstammia erxlebella Burnished Copper
Romualdius angustisetulus 
Romualdius scaber 
Roncus lubricus 
Rondania fasciata 
Rondaniola bursaria 
Rosa rugosa Japanese Rose
Ruditapes philippinarum 
Rugathodes instabilis 
Rugilus angustatus 
Rugilus erichsonii 
Rugilus orbiculatus 
Rugilus rufipes 
Rusina ferruginea Brown Rustic
Rutidosoma graminosum 
Rutilus rutilus Roach
Rutpela maculata 
Rybaxis longicornis 
Rymosia bifida 
Rymosia fasciata 
Rymosia signatipes 
Rymosia virens 
Saaristoa abnormis 
Saaristoa firma 
Saigusaia flaviventris 
Salda littoralis 
Saldula opacula 
Saldula orthochila 
Saldula pallipes 
Saldula palustris 
Saldula pilosella 
Saldula saltatoria 
Salicarus roseri 
Salmo trutta Brown Trout
Saloca diceros 
Salpingus planirostris 
Salpingus ruficollis 
Saltella sphondylii 
Salticus cingulatus 
Salticus scenicus 
Salticus zebraneus 
Saperda carcharias Poplar Borer
Saprinus aeneus 
Saprinus planiusculus 
Saprinus semistriatus 
Saprinus virescens 
Sapromyza albiceps 
Sapromyza apicalis 
Sapromyza hyalinata 
Sapromyza obsoleta 
Sapromyza opaca 
Sapromyza quadricincta 
Sapromyza quadripunctata 
Sapromyza sexpunctata 
Sapyga quinquepunctata a solitary wasp
Sarcophaga africa 
Sarcophaga albiceps 
Sarcophaga anaces 
Sarcophaga aratrix 
Sarcophaga arcipes 
Sarcophaga argyrostoma 
Sarcophaga carnaria 
Sarcophaga crassimargo 
Sarcophaga depressifrons 
Sarcophaga discifera 
Sarcophaga dissimilis 
Sarcophaga filia 
Sarcophaga haemorrhoa 
Sarcophaga hirticrus 
Sarcophaga incisilobata 
Sarcophaga melanura 
Sarcophaga nigriventris 
Sarcophaga pumila 
Sarcophaga rosellei 
Sarcophaga sexpunctata 
Sarcophaga similis 
Sarcophaga sinuata 
Sarcophaga subulata 
Sarcophaga subvicina 
Sarcophaga teretirostris 
Sarcophaga vagans 
Sarcophaga variegata 
Sarcophaga vicina 
Sarcophaga villeneuvei 
Sarcophila latifrons 
Sardinidion blackwalli formerly Theridion blackwalli
Sardius argus 
Sargus bipunctatus 
Sargus flavipes 
Sargus iridatus 
Saturnia pavonia Emperor Moth
Satyrium w-album White-letter Hairstreak
Savignia frontata 
Scaeva pyrastri 
Scaeva selenitica 
Scandix pecten-veneris Shepherd's Needle
Scaphidema metallica 
Scaphidium quadrimaculatum 
Scaphisoma agaricinum 
Scaphisoma boleti 
Scaptodrosophila deflexa 
Scaptomyza flava 
Scaptomyza graminum 
Scaptomyza pallida 
Scardinius erythrophthalmus Rudd
Scarodytes halensis 
Scatella ciliata 
Scatella lacustris 
Scatella lutosa 
Scatella paludum 
Scatella silacea 
Scatella stagnalis 
Scatella subguttata 
Scatella tenuicosta 
Scathophaga furcata 
Scathophaga inquinata 
Scathophaga litorea 
Scathophaga lutaria 
Scathophaga spurca 
Scathophaga stercoraria 
Scatophila caviceps 
Scatophila cribrata 
Scatophila despecta 
Scatophila noctula 
Scatophila quadriguttata 
Scatophila unicornis 
Scatopsciara atomaria 
Scatopsciara brevicornis 
Scatopsciara bucera 
Scatopsciara calamophila 
Scatopsciara fluviatiliformis 
Scatopsciara fluviatilis 
Scatopsciara multispina 
Scatopsciara neglecta 
Scatopsciara vitripennis 
Scatopse notata 
Scellus notatus 
Scenopinus fenestralis 
Scenopinus niger 
Sceptonia fumipes 
Sceptonia membranacea 
Sceptonia nigra 
Schema acrosticale 
Schema durrenbergensis 
Schendyla dentata a centipede
Schendyla nemorensis a centipede
Schineriella schineri 
Schistoglossa gemina 
Schoenobius gigantella Giant Water-veneer
Schoenomyza litorella 
Schrankia costaestrigalis Pinion-streaked Snout
Schrankia taenialis White-line Snout
Schreckensteinia festaliella Blackberry Skeletoniser
Schwenckfeldina carbonaria 
Sciaphilus asperatus Strawberry Root Weevil
Sciapus contristans 
Sciapus laetus 
Sciapus longulus 
Sciapus platypterus 
Sciapus wiedemanni 
Sciara hebes 
Sciara hemerobioides 
Sciocoris cursitans Sand-runner Shieldbug
Sciocoris sideritidis 
Sciodrepoides fumatus 
Sciodrepoides watsoni 
Sciomyza simplex 
Sciophila fenestella 
Sciophila lutea 
Sciophila nigronitida 
Sciophila nonnisilva 
Sciophila thoracica 
Sciota adelphella Willow Knot-horn
Sciota hostilis Aspen Knot-horn
Sciota rhenella a moth
Scirtes hemisphaericus 
Sciurus carolinensis Grey Squirrel
Sciurus vulgaris Red Squirrel
Sclerocona acutellus Reed Pearl
Scoliocentra confusa 
Scoliocentra villosa 
Scoliopteryx libatrix Herald
Scolopostethus affinis 
Scolopostethus decoratus 
Scolopostethus grandis 
Scolopostethus pictus 
Scolopostethus puberulus 
Scolopostethus thomsoni 
Scolytus intricatus 
Scolytus mali Large Fruit Bark Beetle
Scolytus multistriatus Small Elm Bark Beetle
Scolytus pygmaeus 
Scolytus ratzeburgii 
Scolytus rugulosus Fruit Bark Beetle
Scolytus scolytus Large Elm Bark Beetle
Scopaeus laevigatus 
Scopaeus sulcicollis 
Scoparia ambigualis Common Grey
Scoparia ancipitella Northern Grey
Scoparia basistrigalis Chequered Grey
Scoparia pyralella Brown-spot Grey
Scoparia subfusca Large Grey
Scopula emutaria Rosy Wave
Scopula floslactata Cream Wave
Scopula imitaria Small Blood-vein
Scopula immutata Lesser Cream Wave
Scopula marginepunctata Mullein Wave
Scopula ornata Lace Border
Scopula rubiginata Tawny Wave
Scopula ternata Smoky Wave
Scotina celans 
Scotina gracilipes 
Scotophaeus blackwalli 
Scotophaeus scutulatus 
Scotopteryx bipunctaria Chalk Carpet
Scotopteryx chenopodiata Shaded Broad-bar
Scotopteryx luridata July Belle
Scotopteryx mucronata Lead Belle
Scottianella dalei 
Scraptia testacea 
Scrobipalpa acuminatella Common Thistle Miner
Scrobipalpa artemisiella Thyme Moth
Scrobipalpa atriplicella Mottled Orache Moth
Scrobipalpa costella Bittersweet Moth
Scrobipalpa instabilella Purslane Moth
Scrobipalpa nitentella Coast Orache Miner
Scrobipalpa obsoletella Grey Orache Miner
Scrobipalpa ocellatella Beet Moth
Scrobipalpa salicorniae Glasswort Moth
Scrobipalpa samadensis Buck's-horn Root Miner
Scrobipalpa suaedella Southern Blite Moth
Scrobipalpula diffluella a moth
Scutigera coleoptrata House Centipede
Scybalicus oblongiusculus 
Scydmaenus rufus 
Scydmaenus tarsatus 
Scydmoraphes helvolus 
Scydmoraphes sparshalli 
Scymnus auritus 
Scymnus femoralis 
Scymnus frontalis 
Scymnus haemorrhoidalis 
Scymnus interruptus 
Scymnus limbatus 
Scymnus nigrinus 
Scymnus rubromaculatus 
Scymnus schmidti 
Scymnus suturalis 
Scythris cicadella a moth
Scythris grandipennis a moth
Scythris limbella Goosefoot Runner
Scythris picaepennis White-dusted Runner
Scythris potentillella Sorrel Runner
Scythropia crataegella Hawthorn Moth
Scythropochroa radialis 
Scytodes thoracica 
Sedina buettneri Blair's Wainscot
Segestria florentina 
Segestria senoculata 
Segmentina nitida The Shining Ram's-horn Snail
Sehirus luctuosus Forget-me-not Shieldbug
Seioptera vibrans 
Selagia argyrella a moth
Selenia dentaria Early Thorn
Selenia lunularia Lunar Thorn
Selenia tetralunaria Purple Thorn
Semioscopis avellanella Early Diviner
Semioscopis steinkellneriana Black-marked Diviner
Semudobia betulae 
Semudobia skuhravae 
Semudobia tarda 
Senotainia conica 
Senta flammea Flame Wainscot
Sepedon sphegea 
Sepedon spinipes 
Sepedophilus bipunctatus 
Sepedophilus immaculatus 
Sepedophilus littoreus 
Sepedophilus lusitanicus 
Sepedophilus marshami 
Sepedophilus nigripennis 
Sepedophilus testaceus 
Sepsis biflexuosa 
Sepsis cynipsea 
Sepsis duplicata 
Sepsis flavimana 
Sepsis fulgens 
Sepsis luteipes 
Sepsis orthocnemis 
Sepsis punctum 
Sepsis thoracica 
Sepsis violacea 
Seri obscuripennis 
Serica brunnea Brown Chafer
Sericoderus brevicornis 
Sericoderus lateralis 
Sericomyia silentis 
Sericostoma personatum a caddisfly
Sericus brunneus 
Sermylassa halensis 
Serromyia femorata 
Sesia apiformis Hornet Moth
Sesia bembeciformis Lunar Hornet Moth
Setacera aurata 
Setacera micans 
Setacera trina 
Setina irrorella Dew Moth
Siagonium quadricorne 
Sibianor aurocinctus formerly Bianor aurocinctus
Sibinia arenariae 
Sibinia primita 
Sibinia pyrrhodactyla 
Sibinia sodalis 
Sicus ferrugineus 
Sideridis reticulata Bordered Gothic
Sideridis rivularis Campion
Sideridis turbida White Colon
Sigara distincta 
Sigara dorsalis 
Sigara falleni 
Sigara fossarum 
Sigara iactans 
Sigara lateralis 
Sigara limitata 
Sigara nigrolineata 
Sigara selecta 
Sigara stagnalis 
Sigara striata 
Silba fumosa 
Silene gallica Small-flowered Catchfly
Silis ruficollis 
Silo nigricornis a caddisfly
Silo pallipes a caddisfly
Silometopus ambiguus 
Silometopus elegans 
Silometopus reussi 
Silpha obscura 
Silpha tristis 
Silvanus bidentatus 
Silvanus unidentatus 
Simitidion simile 
Simplocaria semistriata 
Simulium erythrocephalum 
Simulium lundstromi 
Simulium noelleri 
Simulium ornatum 
Simyra albovenosa Reed Dagger
Singa hamata 
Sinodendron cylindricum Rhinoceros Beetle
Sintula corniger 
Siona lineata Black-veined Moth
Siphona geniculata 
Siphona maculata 
Siphonella oscinina 
Sirocalodes quercicola 
Sitochroa palealis Sulphur Pearl
Sitochroa verticalis Lesser Pearl
Sitona ambiguus 
Sitona cylindricollis 
Sitona hispidulus 
Sitona humeralis 
Sitona lateralis 
Sitona lineatus 
Sitona lineellus 
Sitona macularius 
Sitona obsoletus 
Sitona puncticollis 
Sitona striatellus 
Sitona sulcifrons 
Sitona suturalis 
Sitona waterhousei 
Sitophilus oryzae Lesser Rice Weevil
Sitophilus zeamais Greater Rice Weevil
Sitotroga cerealella Angoumois Grain Moth
Smerinthus ocellata Eyed Hawk-moth
Smicromyrme rufipes a velvet ant
Smicronyx reichii 
Smidtia conspersa 
Smittia pratorum 
Smyrnium olusatrum Alexanders
Solenopsis fugax an ant
Solidago canadensis Canadian Goldenrod
Solieria fenestrata 
Solieria inanis 
Solieria pacifica 
Solva marginata 
Sonronius dahlbomi 
Sophronia semicostella White-streaked Snout
Sorex araneus Common Shrew
Sorex minutus Pygmy Shrew
Sorhagenia janiszewskae Buckthorn Twig-borer
Sorhagenia lophyrella Buckthorn Bud-borer
Sorhagenia rhamniella Buckthorn Shoot-borer
Soronia grisea 
Spaelotis ravida Stout Dart
Spania nigra 
Spanochaeta dorsalis 
Spargania luctuata White-banded Carpet
Sparganothis pilleriana Bog Snout
Spartina maritima Small Cord-grass
Spatalistis bifasciana Scarce Yellow-spot Tortrix
Spathocera dalmanii Dalman's Leatherbug
Spaziphora hydromyzina 
Speccafrons halophila 
Spelobia clunipes 
Spelobia luteilabris 
Spelobia manicata 
Spelobia nana 
Spelobia palmata 
Spelobia parapusio 
Spelobia pseudonivalis 
Spelobia rufilabris 
Spelobia talparum 
Spercheus emarginatus 
Speudotettix subfusculus 
Speyeria aglaja Dark Green Fritillary
Sphaeridium bipustulatum 
Sphaeridium lunatum 
Sphaeridium marginatum 
Sphaeridium scarabaeoides 
Sphaerium corneum Horny Orb Mussel
Sphaerium nucleus Swamp Orb Mussel
Sphaerium solidum Witham Orb Mussel
Sphaerocera curvipes 
Sphaerocera monilis 
Sphaeroderma rubidum 
Sphaeroderma testaceum 
Sphaeromias fasciatus 
Sphaeromias pictus 
Sphaerophoria fatarum a hoverfly
Sphaerophoria interrupta 
Sphaerophoria loewi 
Sphaerophoria rueppellii 
Sphaerophoria scripta 
Sphaerophoria taeniata 
Sphaerosoma pilosum 
Sphecodes albilabris a blood bee
Sphecodes crassus a cuckoo bee
Sphecodes ephippius a cuckoo bee
Sphecodes ferruginatus a cuckoo bee
Sphecodes geoffrellus a cuckoo bee
Sphecodes gibbus a cuckoo bee
Sphecodes hyalinatus a cuckoo bee
Sphecodes longulus a cuckoo bee
Sphecodes miniatus a cuckoo bee
Sphecodes monilicornis a cuckoo bee
Sphecodes niger a cuckoo bee
Sphecodes pellucidus a cuckoo bee
Sphecodes puncticeps a cuckoo bee
Sphecodes reticulatus a cuckoo bee
Sphecodes rubicundus a cuckoo bee
Sphecodes scabricollis a cuckoo bee
Sphecodes spinulosus a cuckoo bee
Sphegina clunipes 
Sphegina elegans 
Sphenella marginata 
Sphindus dubius 
Sphinx ligustri Privet Hawk-moth
Sphinx pinastri Pine Hawk-moth
Spilogona aerea 
Spilogona biseriata 
Spilogona denigrata 
Spilogona marina 
Spilogona pacifica 
Spilogona scutulata 
Spilomena curruca a digger wasp
Spilomena troglodytes a digger wasp
Spilonota laricana Larch Bud Moth
Spilonota ocellana Bud Moth
Spilosoma lubricipeda White Ermine
Spilosoma lutea Buff Ermine
Spilosoma urticae Water Ermine
Spiniphora bergenstammi 
Spiniphora maculata 
Spisula elliptica a mollusc
Spisula solida a mollusc
Spisula subtruncata a mollusc
Spodoptera eridania Southern Arm Worm
Spodoptera exigua Small Mottled Willow
Spoladea recurvalis Banded Sable
Spuleria flavicaput Yellow Cap
Squamapion cineraceum 
Squamapion flavimanum 
Squamapion vicinum 
Staphylinus dimidiaticornis 
Stathmopoda pedella Alder Signaller
Stauropus fagi Lobster Moth
Stearibia nigriceps 
Steatoda bipunctata 
Steatoda grossa 
Steatoda nobilis 
Stefaniella brevipalpis 
Stegana nigrithorax 
Stegana similis 
Stegania trimaculata Dorset Cream Wave
Stegobium paniceum Biscuit Beetle
Stelis breviuscula a cuckoo bee
Stelis odontopyga a dark bee
Stelis ornatula a cuckoo bee
Stelis phaeoptera a cuckoo bee
Stelis punctulatissima a cuckoo bee
Stemonyphantes lineatus 
Stenagostus rhombeus 
Stenamma debile an ant
Stenamma westwoodii sens. lat. an ant
Stenamma westwoodii sens. str. an ant
Stenepteryx hirundinis 
Stenichnus bicolor 
Stenichnus collaris 
Stenichnus scutellaris 
Stenidiocerus poecilus 
Stenobothrus lineatus Stripe-Winged Grasshopper
Stenocarus ruficornis 
Stenocorus meridianus 
Stenocranus fuscovittatus a planthopper
Stenocranus major 
Stenocranus minutus 
Stenodema calcarata 
Stenodema holsata 
Stenodema laevigata 
Stenodema trispinosa 
Stenolechia gemmella Black V Bud Moth
Stenolophus comma 
Stenolophus mixtus 
Stenolophus skrimshiranus 
Stenolophus teutonus 
Stenopelmus rufinasus 
Stenophylax permistus a caddisfly
Stenophylax vibex a caddisfly
Stenopterapion meliloti 
Stenopterapion scutellare 
Stenopterapion tenue 
Stenoptilia bipunctidactyla Twin-spot Plume
Stenoptilia pterodactyla Brown Plume
Stenoptilia zophodactylus Dowdy Plume
Stenoptinea cyaneimarmorella Cyan Marbled
Stenotus binotatus 
Stenurella melanura 
Stenus aceris 
Stenus argus 
Stenus ater 
Stenus bifoveolatus 
Stenus biguttatus 
Stenus bimaculatus 
Stenus binotatus 
Stenus boops 
Stenus brevipennis 
Stenus brunnipes 
Stenus butrintensis 
Stenus canaliculatus 
Stenus canescens 
Stenus carbonarius 
Stenus cicindeloides 
Stenus circularis 
Stenus clavicornis 
Stenus comma 
Stenus contumax 
Stenus crassus 
Stenus flavipes 
Stenus formicetorum 
Stenus fornicatus 
Stenus fulvicornis 
Stenus fuscicornis 
Stenus guttula 
Stenus impressus 
Stenus incrassatus 
Stenus juno 
Stenus latifrons 
Stenus melanopus 
Stenus morio 
Stenus nanus 
Stenus nitens 
Stenus nitidiusculus 
Stenus ossium 
Stenus pallipes 
Stenus pallitarsis 
Stenus palustris 
Stenus picipennis 
Stenus picipes 
Stenus providus 
Stenus pubescens 
Stenus pusillus 
Stenus similis 
Stenus solutus 
Stenus subaeneus 
Stenus tarsalis 
Stephanitis takeyai 
Stephensia brunnichella Basil Blotch-miner
Stephostethus lardarius 
Stereocorynes truncorum 
Stethorus pusillus 
Stevenia atramentaria 
Sthenarus rotermundi 
Stictoleptura cordigera 
Stictoleptura rubra 
Stictoleptura scutellata 
Stictopleurus abutilon 
Stictopleurus punctatonervosus 
Stigmatogaster subterranea a centipede
Stigmatomeria crassicornis 
Stigmella aceris Maple Dot
Stigmella aeneofasciella Brassy Dot
Stigmella alnetella Silver-barred Alder Dot
Stigmella alnetella/glutinosae Stigmella alnetella/glutinosae agg.
Stigmella anomalella Rose Dot
Stigmella assimilella White-tipped Dot
Stigmella atricapitella Black-headed Dot
Stigmella atricapitella agg. Black-headed Dot agg.
Stigmella aurella Golden Dot
Stigmella aurella agg. Golden Dot agg.
Stigmella basiguttella Shoulder-spot Dot
Stigmella betulicola Birch Dot
Stigmella carpinella Hornbeam Dot
Stigmella catharticella Buckthorn Dot
Stigmella centifoliella Narrow-barred Dot
Stigmella confusella Pale Birch Dot
Stigmella continuella Silver-barred Birch Dot
Stigmella crataegella Hawthorn Dot
Stigmella floslactella Speckled Hazel Dot
Stigmella glutinosae White-barred Alder Dot
Stigmella hemargyrella Beech Dot
Stigmella hybnerella Shining Hawthorn Dot
Stigmella incognitella Grey Apple Dot
Stigmella lapponica Grey Birch Dot
Stigmella lemniscella Beautiful Elm Dot
Stigmella luteella Short-barred Dot
Stigmella malella Apple Dot
Stigmella microtheriella Nut-tree Dot
Stigmella minusculella Little Pear-tree Dot
Stigmella nylandriella Rowan Dot
Stigmella obliquella Willow Dot
Stigmella oxyacanthella Fruit-tree Dot
Stigmella paradoxa Scarce Hawthorn Dot
Stigmella perpygmaeella Least Hawthorn Dot
Stigmella plagicolella Blue-shot Dot
Stigmella pyri Pear-tree Dot
Stigmella regiella Purple-shot Dot
Stigmella roborella Oak Dot
Stigmella ruficapitella Red-headed Dot
Stigmella sakhalinella Glossy Birch Dot
Stigmella salicis Sallow Dot
Stigmella samiatella Chestnut Dot
Stigmella sorbi a moth
Stigmella speciosa Beautiful Sycamore Dot
Stigmella splendidissimella Shining Bramble Dot
Stigmella suberivora Plain Holm Oak Dot
Stigmella svenssoni Orange-headed Dot
Stigmella tiliae Lime Dot
Stigmella tityrella Small Beech Dot
Stigmella trimaculella Three-spot Dot
Stigmella ulmivora Barred Elm Dot
Stigmella viscerella Plain Elm Dot
Stigmus pendulus a digger wasp
Stigmus solskyi a digger wasp
Stilbus oblongus 
Stilbus testaceus 
Stilobezzia flavirostris 
Stilobezzia gracilis 
Stilobezzia ochracea 
Stilpon graminum 
Stilpon lunatus 
Stilpon nubilus 
Stilpon sublunatus 
Stiphrosoma laetum 
Stiphrosoma sabulosum 
Stiroma affinis 
Stomis pumicatus 
Stomorhina lunata 
Stomoxys calcitrans 
Stosatea italica a millipede
Stratiomys longicornis 
Stratiomys potamida 
Stratiomys singularior 
Streptanus aemulans 
Streptanus marginatus 
Streptanus sordidus 
Streptopelia turtur European Turtle Dove
Stricticollis tobias 
Strigamia acuminata a centipede
Strigamia crassipes a centipede
Strigamia maritima a centipede
Strigocis bicornis 
Strix aluco Tawny Owl
Stroggylocephalus agrestis 
Strophedra nitidana Little Oak Tortrix
Strophedra weirana Little Beech Tortrix
Strophosoma capitatum 
Strophosoma faber 
Strophosoma melanogrammum Nut Leaf Weevil
Strophosoma nebulosum 
Strophosoma sus Heather Weevil
Struebingianella lugubrina 
Sturmia bella 
Stygnocoris fuligineus 
Stygnocoris rusticus 
Stygnocoris sabulosus 
Styloctetor compar formerly Ceratinopsis stativa
Styloctetor romanus formerly Ceratinopsis romana
Subacronicta megacephala Poplar Grey
Subclytia rotundiventris 
Subcoccinella vigintiquattuorpunctata 24-spot Ladybird
Subhylemyia longula 
Succinea putris Large Amber Snail
Suillia affinis 
Suillia atricornis 
Suillia bicolor 
Suillia flavifrons 
Suillia fuscicornis 
Suillia humilis 
Suillia laevifrons 
Suillia notata 
Suillia pallida 
Suillia ustulata 
Suillia variegata 
Sunira circellaris Brick
Sunius bicolor 
Sunius melanocephalus 
Sunius propinquus 
Sus scrofa Wild Boar
Swammerdamella brevicornis 
Swammerdamia caesiella Birch Drab
Swammerdamia pyrella Copper-fringed Drab
Sybistroma obscurellum 
Syedra gracilis 
Sylvicola cinctus 
Sylvicola fenestralis 
Sylvicola fuscatus 
Sylvicola punctatus 
Symbiotes latus 
Symmerus annulatus 
Symmorphus bifasciatus a mason wasp
Symmorphus gracilis a mason wasp
Sympetrum danae (Sulzer, 1776)
Sympetrum flaveolum (Linnaeus, 1758)
Sympetrum fonscolombii (Selys, 1840)
Sympetrum sanguineum (Muller, 1764)
Sympetrum striolatum (Charpentier, 1840)
Symphoromyia immaculata 
Symplecta hybrida 
Symplecta stictica 
Sympycnus aeneicoxa 
Sympycnus pulicarius 
Synageles venator 
Synanthedon andrenaeformis Orange-tailed Clearwing
Synanthedon culiciformis Large Red-belted Clearwing
Synanthedon flaviventris Sallow Clearwing
Synanthedon formicaeformis Red-tipped Clearwing
Synanthedon myopaeformis Red-belted Clearwing
Synanthedon spheciformis White-barred Clearwing
Synanthedon tipuliformis Currant Clearwing
Synanthedon vespiformis Yellow-legged Clearwing
Synapha fasciata 
Synapha vitripennis 
Synaphe punctalis Long-legged Tabby
Synapion ebeninum 
Synchita humeralis 
Synchita separanda 
Synchita undata 
Synchita variegata 
Syncopacma larseniella/cinctella White-barred agg.
Syndemis musculana Dark-barred Tortrix
Synema globosum 
Synendotendipes dispar 
Synendotendipes impar 
Synendotendipes lepidus 
Syngrapha interrogationis Scarce Silver Y
Synophropsis lauri 
Synplasta gracilis 
Synplasta ingeniosa 
Syntemna hungarica 
Syntomium aeneum 
Syntomus foveatus 
Syntomus obscuroguttatus 
Syntomus truncatellus 
Syntormon aulicus 
Syntormon bicolorellus 
Syntormon denticulatum 
Syntormon filiger 
Syntormon macula 
Syntormon mikii 
Syntormon pallipes 
Syntormon pseudospicatum 
Syntormon pumilus 
Syntormon sulcipes 
Synuchus vivalis 
Syritta pipiens 
Syromastus rhombeus Rhombic Leatherbug
Syrphus ribesii 
Syrphus torvus 
Syrphus vitripennis 
Systenus bipartitus 
Systenus leucurus 
Systenus mallochi 
Systenus pallipes 
Systenus scholtzii 
Systenus tener 
Tabanus autumnalis 
Tabanus bromius 
Tachina fera 
Tachina grossa 
Tachina lurida 
Tachinus flavolimbatus 
Tachinus humeralis 
Tachinus laticollis 
Tachinus marginellus 
Tachinus pallipes 
Tachinus proximus 
Tachinus rufipes 
Tachinus subterraneus 
Tachycixius pilosus 
Tachydromia aemula 
Tachydromia arrogans 
Tachydromia connexa 
Tachydromia smithi 
Tachydromia umbrarum 
Tachyerges salicis 
Tachypeza fuscipennis 
Tachypeza nubila 
Tachypodoiulus niger White-legged Snake-millipede
Tachyporus atriceps 
Tachyporus chrysomelinus 
Tachyporus dispar 
Tachyporus formosus 
Tachyporus hypnorum 
Tachyporus nitidulus 
Tachyporus obtusus 
Tachyporus pallidus 
Tachyporus pusillus 
Tachyporus scitulus 
Tachyporus solutus 
Tachyporus tersus 
Tachyporus transversalis 
Tachys bistriatus 
Tachys scutellaris 
Tachysphex pompiliformis a digger wasp
Tachystola acroxantha Australian Orange-tip
Tachytrechus insignis 
Tachyura parvula 
Taeniapion urticarium 
Talavera aequipes 
Taleporia tubulosa Brown Bagworm
Tallusia experta 
Talpa europaea Northern Mole
Tandonia budapestensis Budapest Keeled Slug
Tandonia sowerbyi Sowerby's Keeled Slug
Tanymecus palliatus 
Tanypus punctipennis 
Tanysphyrus lemnae Duckweed Weevil
Tanytarsus sylvaticus 
Tapes aureus a mollusc
Tapes decussatus a mollusc
Taphropeltus contractus 
Taphropeltus hamulatus 
Taphrorychus bicolor 
Tapinocyba insecta 
Tapinocyba praecox 
Tapinopa longidens 
Tarnania fenestralis 
Tasgius ater 
Tasgius globulifer 
Tasgius melanarius 
Tasgius morsitans 
Tasgius pedator 
Tasgius winkleri 
Tasiocera murina 
Tatianaerhynchites aequatus Apple Fruit Rhynchites
Taxomyia taxi 
Tebenna micalis a moth
Tegenaria domestica 
Tegenaria parietina 
Tegenaria silvestris 
Telechrysis tripuncta Treble-spot
Teleiodes luculella White Crescent
Teleiodes sequax Rock-rose Moth
Teleiodes vulgella Black-spotted Grey
Teleiodes wagae Hazel Groundling
Teleiopsis diffinis Common Groundling
Tellimya ferruginosa a mollusc
Telmatophilus brevicollis 
Telmatophilus caricis 
Telmatophilus schonherrii 
Telmatophilus typhae sens. str. 
Telmatoscopus ambiguus 
Telmatoscopus labeculosus 
Telmatoscopus parvulus 
Telmatoscopus rothschildii 
Telmatoscopus soleatus 
Telmatoscopus tristis 
Telomerina eburnea 
Telomerina flavipes 
Telomerina pseudoleucoptera 
Temnocerus coeruleus 
Temnocerus longiceps 
Temnocerus nanus 
Temnostethus gracilis 
Temnostethus pusillus 
Temnothorax albipennis an ant
Temnothorax nylanderi an ant
Tenebrio molitor Mealworm Beetle
Tenellia adspersa Lagoon sea slug
Tenuiphantes alacris formerly Lepthyphantes alacris
Tenuiphantes cristatus formerly Lepthyphantes cristatus
Tenuiphantes flavipes formerly Lepthyphantes flavipes
Tenuiphantes mengei formerly Lepthyphantes mengei
Tenuiphantes tenebricola formerly Lepthyphantes tenebricola
Tenuiphantes tenuis Lepthyphantes tenuis
Tenuiphantes zimmermanni formerly Lepthyphantes zimmermanni
Tephritis bardanae 
Tephritis cometa 
Tephritis conura 
Tephritis divisa 
Tephritis formosa 
Tephritis hyoscyami 
Tephritis matricariae 
Tephritis neesii 
Tephritis praecox 
Tephritis ruralis 
Tephritis separata 
Tephritis vespertina 
Tephrochlaena oraria 
Tephrochlamys flavipes 
Tephrochlamys rufiventris 
Tephrochlamys tarsalis 
Teratocoris antennatus 
Teratocoris saundersi 
Terellia colon 
Terellia longicauda 
Terellia ruficauda 
Terellia serratulae 
Terellia tussilaginis 
Terellia winthemi 
Tergipes tergipes a mollusc
Teropalpus unicolor 
Terrilimosina racovitzai 
Testacella haliotidea Ear Shelled Slug
Testacella scutulum Orange Shelled Slug
Tetanocera arrogans 
Tetanocera elata 
Tetanocera ferruginea 
Tetanocera fuscinervis 
Tetanocera hyalipennis 
Tetanocera robusta 
Tetanocera silvatica 
Tetanura pallidiventris 
Tetartopeus zetterstedti 
Tethea ocularis Figure of Eighty
Tethea or Poplar Lutestring
Tetheella fluctuosa Satin Lutestring
Tethina albosetulosa 
Tethina flavigenis 
Tethina grisea 
Tethina illota 
Tethina strobliana 
Tetragnatha extensa 
Tetragnatha montana 
Tetragnatha nigrita 
Tetragnatha obtusa 
Tetragnatha pinicola 
Tetragnatha striata 
Tetragoneura sylvatica 
Tetralaucopora longitarsis 
Tetramorium caespitum 
Tetratoma ancora 
Tetratoma desmarestii 
Tetratoma fungorum 
Tetrix subulata Slender Ground Hopper
Tetrix undulata Common Ground Hopper
Tetropla liturata 
Tetrops praeustus 
Tetrops starkii 
Tettigonia viridissima Great Green Bush Cricket
Teuchestes fossor 
Teuchophorus calcaratus 
Teuchophorus monacanthus 
Teuchophorus nigricosta 
Teuchophorus simplex 
Teuchophorus spinigerellus 
Textrix denticulata 
Thalassosmittia thalassophila 
Thalera fimbrialis Sussex Emerald
Thalpophila matura Straw Underwing
Thalycra fervida 
Thamiocolus viduatus 
Thamnotettix confinis 
Thamnotettix dilutior 
Thanasimus formicarius Ant Beetle
Thanatophilus rugosus 
Thanatophilus sinuatus 
Thanatus striatus 
Thaumatomyia glabra 
Thaumatomyia hallandica 
Thaumatomyia notata 
Thaumatomyia rufa 
Thaumatomyia trifasciata 
Thaumatotibia leucotreta False Codling Moth
Thaumetopoea processionea Oak Processionary
Thecla betulae Brown Hairstreak
Thecocarcelia acutangulata 
Thecophora atra 
Thecophora fulvipes 
Thecturota marchii 
Thelaira nigrina 
Thelaira solivaga 
Thelyconychia solivaga 
Themira annulipes 
Themira biloba 
Themira gracilis 
Themira leachi 
Themira lucida 
Themira minor 
Themira putris 
Themira superba 
Theodoxus fluviatilis River Nerite
Thera britannica Spruce Carpet
Thera cupressata Cypress Carpet
Thera juniperata Juniper Carpet
Thera obeliscata Grey Pine Carpet
Thereva bipunctata 
Thereva fulva 
Thereva nobilitata 
Thereva plebeja 
Theria primaria Early Moth
Theridion familiare 
Theridion hemerobium 
Theridion melanurum 
Theridion mystaceum 
Theridion pictum 
Theridion pinastri 
Theridion varians 
Theridiosoma gemmosum 
Thetidia smaragdaria Essex Emerald
Thinobaena vestita 
Thinonoma atra 
Thinophilus flavipalpis 
Thinophilus ruficornis 
Thiodia citrana Canary Tortrix
Thiotricha subocellea Marjoram Case-bearer
Tholera cespitis Hedge Rustic
Tholera decimalis Feathered Gothic
Thomisus onustus 
Thoracochaeta brachystoma 
Thoracochaeta zosterae 
Thricops diaphanus 
Thricops foveolatus 
Thricops semicinereus 
Thricops simplex 
Thricops sudeticus 
Thripomorpha bifida 
Thripomorpha cooki 
Thripomorpha coxendix 
Thripomorpha verralli 
Thryogenes festucae 
Thryogenes nereis 
Thrypticus bellus 
Thrypticus cuneatus 
Thrypticus laetus 
Thrypticus pollinosus 
Thrypticus smaragdinus 
Thumatha senex Round-winged Muslin
Thyatira batis Peach Blossom
Thymelicus lineola Essex Skipper
Thymelicus sylvestris Small Skipper
Thymelicus sylvestris/lineola Small/Essex Skipper
Thyraylia nana Birch Straw
Thyreocoris scarabaeoides Scarab Shieldbug
Thyreosthenius parasiticus 
Thysanoplusia orichalcea Slender Burnished Brass
Tibellus maritimus 
Tibellus oblongus 
Tiliacea aurago Barred Sallow
Tiliacea citrago Orange Sallow
Tillus elongatus 
Timandra comae Blood-vein
Timarcha goettingensis Lesser Bloody-nosed Beetle
Tinagma balteolella White-marked Bugloss Moth
Tinagma ocnerostomella Speckled Bugloss Moth
Tinca tinca Tench
Tinea columbariella Dovecot Moth
Tinea dubiella a moth
Tinea pallescentella Large Pale Clothes Moth
Tinea pellionella Case-bearing Clothes Moth
Tinea semifulvella Orange-tipped Nest Moth
Tinea translucens a moth
Tinea trinotella Triple-spotted Nest Moth
Tinearia alternata 
Tineola bisselliella Common Clothes Moth
Tingis ampliata 
Tingis cardui 
Tingis reticulata 
Tinodes rostocki a caddisfly
Tinodes unicolor a caddisfly
Tinodes waeneri a caddisfly
Tinotus morion 
Tiphia femorata a solitary wasp
Tiphia minuta The Small Tiphia
Tipula cava 
Tipula confusa 
Tipula fascipennis 
Tipula flavolineata 
Tipula fulvipennis 
Tipula helvola 
Tipula irrorata 
Tipula lateralis 
Tipula livida 
Tipula luna 
Tipula lunata 
Tipula luteipennis 
Tipula marginella 
Tipula maxima 
Tipula melanoceros 
Tipula obsoleta 
Tipula oleracea 
Tipula pagana 
Tipula paludosa 
Tipula peliostigma 
Tipula pierrei 
Tipula rufina 
Tipula scripta 
Tipula signata 
Tipula staegeri 
Tipula subcunctans 
Tipula submarmorata 
Tipula unca 
Tipula variicornis 
Tipula varipennis 
Tipula vernalis 
Tipula vittata 
Tischeria dodonaea Small Oak Blotch-miner
Tischeria ekebladella Oak Blotch-miner
Tiso vagans 
Tmeticus affinis 
Tomicus piniperda Large Pine Shoot Beetle
Tomosvaryella geniculata 
Tomosvaryella kuthyi 
Tomosvaryella littoralis 
Tomosvaryella minima 
Tomosvaryella palliditarsis 
Tomosvaryella sylvatica 
Tomoxia bucephala 
Torilis arvensis Spreading Hedge Parsley
Tortricodes alternella Spring Harbinger
Tortrix viridana Green Oak Tortrix
Tournotaris bimaculata 
Townsendiellomyia nidicola 
Trachea atriplicis Orache Moth
Trachelipus rathkii 
Trachodes hispidus 
Trachyopella leucoptera 
Trachyopella melania 
Trachyphloeus scabriculus 
Trachys minutus 
Trachys scrobiculatus Ground-ivy Jewel Beetle
Trachysiphonella ruficeps 
Trachysiphonella scutellata 
Trachyzelotes pedestris 
Trapezonotus arenarius 
Trapezonotus desertus 
Trapezonotus dispar 
Traumoecia taxiceroides 
Trechus fulvus 
Trechus obtusus 
Trechus quadristriatus 
Trechus secalis 
Trematocephalus cristatus 
Tremulicerus distinguendus 
Tremulicerus fulgidus 
Tremulicerus tremulae 
Tremulicerus vitreus 
Triaenodes bicolor a caddisfly
Triarthria setipennis 
Triaxomasia caprimulgella Tree Hollow Moth
Triaxomera fulvimitrella Four-spotted Fungus Moth
Triaxomera parasitella Brindled Fungus Moth
Trichina bilobata 
Trichina clavipes 
Trichina elongata 
Trichina opaca 
Trichinomyia flavipes 
Trichiura crataegi Pale Eggar
Trichius gallicus 
Trichiusa immigrata 
Trichocera annulata 
Trichocera hiemalis 
Trichocera major 
Trichocera parva 
Trichocera regelationis 
Trichocera rufescens 
Trichocera saltator 
Tricholauxania praeusta 
Trichomyia urbica 
Trichoncus hackmani 
Trichoniscoides albidus 
Trichoniscoides helveticus 
Trichoniscoides sarsi a woodlouse
Trichoniscus provisorius/pusillus Common pygmy woodlouse
Trichoniscus pusillus a common pygmy woodlouse
Trichoniscus pygmaeus 
Trichonta apicalis 
Trichonta atricauda 
Trichonta bicolor 
Trichonta clavigera 
Trichonta falcata 
Trichonta foeda 
Trichonta melanura 
Trichonta submaculata 
Trichonta terminalis 
Trichonta venosa 
Trichonta vitta 
Trichonyx sulcicollis 
Trichopalpus fraternus 
Trichopeza longicornis 
Trichophaga tapetzella Tapestry Moth
Trichoplusia ni Ni Moth
Trichopsomyia flavitarsis 
Trichopterna cito 
Trichopternoides thorelli formerly Trichopterna thorelli
Trichopteryx carpinata Early Tooth-striped
Trichopteryx polycommata Barred Tooth-striped
Trichosia basdeni 
Trichosia caudata 
Trichosia confusa 
Trichosia glabra 
Trichosia pulchricornis 
Trichosia splendens 
Trichosirocalus barnevillei 
Trichosirocalus horridus 
Trichosirocalus rufulus 
Trichosirocalus thalhammeri 
Trichosirocalus troglodytes 
Trichostegia minor a caddisfly
Trichrysis cyanea a cuckoo wasp
Tricimba cincta 
Tricimba lineella 
Tricogena rubricosa 
Tricyphona immaculata 
Trifurcula cryptella a moth
Trifurcula immundella Broom Dot
Triglyphus primus 
Trigonocranus emmeae 
Trigonometopus frontalis 
Trigonotylus caelestialium 
Trigonotylus psammaecolor 
Trigonotylus ruficornis 
Trimerina madizans 
Trimicra pilipes 
Trinodes hirtus 
Triodia sylvina Orange Swift
Triphleba collini 
Triphleba distinguenda 
Triphleba intermedia 
Triphleba minuta 
Triphleba nudipalpis 
Triphleba opaca 
Triphleba papillata 
Triphosa dubitata Tissue
Triphyllus bicolor 
Triplax aenea 
Triplax lacordairii 
Triplax russica 
Trisateles emortualis Olive Crescent
Tritoma bipustulata 
Tritomegas bicolor Pied Shieldbug
Tritomegas sexmaculatus Rambur's Shieldbug
Triturus cristatus Warty Newt / Great Crested Newt
Trixa caerulescens 
Trixa conspersa 
Trixagus carinifrons sens. lat. 
Trixagus dermestoides 
Trixagus gracilis 
Trixagus obtusus 
Trixoscelis frontalis 
Trixoscelis marginella 
Trixoscelis obscurella 
Trixoscelis similis 
Trochosa robusta 
Trochosa ruricola 
Trochosa spinipalpis 
Trochosa terricola 
Trochulus hispidus Hairy Snail
Trochulus sericeus 
Trochulus striolatus Strawberry Snail
Troilus luridus Bronze Shieldbug
Tropidia scita 
Tropiphorus elevatus 
Tropiphorus obtusus 
Tropiphorus terricola 
Tropistethus holosericeus 
Trox scaber 
Troxochrus scabriculus 
Truncatella subcylindrica Looping Snail
Trupanea stellata 
Trypeta artemisiae 
Trypeta zoe 
Trypetoptera punctulata 
Trypodendron domesticum 
Trypophloeus binodulus 
Trypoxylon attenuatum Slender Wood Borer Wasp
Trypoxylon clavicerum Club Horned Wood Borer Wasp
Trypoxylon figulus sens. lat. a digger wasp
Trypoxylon figulus sens. str. a digger wasp
Trypoxylon medium a digger wasp
Tuponia brevirostris/ hippophaes 
Tuponia mixticolor 
Turbonilla lactea a mollusc
Turrutus socialis 
Tursiops truncatus Bottle-nosed Dolphin
Tuta absoluta Tomato Leaf-miner
Tychius breviusculus 
Tychius junceus 
Tychius lineatulus 
Tychius meliloti 
Tychius parallelus 
Tychius picirostris 
Tychius pusillus 
Tychius schneideri 
Tychius squamulatus 
Tychius stephensi 
Tychius tibialis 
Tychobythinus glabratus 
Tychus niger 
Typhaea stercorea Hairy Fungus Beetle
Typhaeus typhoeus Minotaur Beetle
Typhamyza bifasciata 
Typhlocyba quercus 
Typhochrestus digitatus 
Tyria jacobaeae Cinnabar
Tyta luctuosa Four-spotted
Tytthaspis sedecimpunctata 16-spot Ladybird
Tytthus pygmaeus 
Udea ferrugalis Rusty-dot Pearl
Udea fulvalis Rufous Pearl
Udea lutealis Pale Straw Pearl
Udea olivalis Garden Pearl
Udea prunalis Dusky Pearl
Ula mollissima 
Ula sylvatica 
Uleiota planatus 
Uloborus plumipes 
Ulopa reticulata a leafhopper
Uncinus obductella Marjoram Knot-horn
Unio pictorum Painter's Mussel
Unio tumidus Swollen River Mussel
Uresiphita gilvata Yellow-underwing Pearl
Urophora cardui 
Urophora jaceana 
Urophora quadrifasciata 
Urophora solstitialis 
Urophora stylata 
Urosalpinx cinerea 
Urozelotes rusticus 
Urytalpa dorsalis 
Utecha trivia 
Utetheisa pulchella Crimson Speckled
Valgus hemipterus 
Vallonia costata Ribbed Grass Snail
Vallonia excentrica Eccentric Grass Snail
Vallonia pulchella Smooth Grass Snail
Valvata cristata Flat Valve Snail
Valvata macrostoma Large-mouthed Valve Snail
Valvata piscinalis Common Valve Snail
Vanellus vanellus Northern Lapwing
Vanessa atalanta Red Admiral
Vanessa cardui Painted Lady
Vanoyia tenuicornis 
Variimorda villosa 
Velia caprai 
Ventrosia ventrosa Spire Snail
Venusia blomeri Blomer's Rivulet
Verrallia aucta 
Vertigo antivertigo Marsh Whorl Snail
Vertigo moulinsiana Desmoulin's  Whorl Snail
Vertigo pygmaea Common Whorl Snail
Vespa crabro The Hornet
Vespula germanica German Wasp
Vespula rufa Red Wasp
Vespula vulgaris Common Wasp
Villa cingulata 
Villa modesta 
Vincenzellus ruficollis 
Vipera berus Adder
Viridicerus ustulatus 
Vitrea contracta Milky Crystal Snail
Vitrea crystallina Crystal Snail
Vitrina pellucida Winter Semi-slug
Vitula biviella Pine-blossom Knot-horn
Viviparus contectus Lister's River Snail
Viviparus viviparus Common River Snail
Volinus sticticus 
Volucella bombylans 
Volucella inanis 
Volucella inflata 
Volucella pellucens 
Volucella zonaria 
Voria ruralis 
Vulpes vulpes Red Fox
Wachtliella caricis 
Wachtliella persicariae 
Wagneria gagatea 
Wagneripteryx germari 
Walckenaeria acuminata 
Walckenaeria antica 
Walckenaeria atrotibialis 
Walckenaeria capito 
Walckenaeria cucullata 
Walckenaeria cuspidata 
Walckenaeria dysderoides 
Walckenaeria furcillata 
Walckenaeria incisa 
Walckenaeria kochi 
Walckenaeria monoceros 
Walckenaeria nodosa 
Walckenaeria nudipalpis 
Walckenaeria obtusa 
Walckenaeria unicornis 
Walckenaeria vigilax 
Watsonalla binaria Oak Hook-tip
Watsonalla cultraria Barred Hook-tip
Whittleia retiella Netted Bagworm
Wiehlea calcarifera 
Winthemia quadripustulata 
Woodiphora retroversa 
Xanthandrus comtus 
Xanthia togata Pink-barred Sallow
Xanthocanace ranula 
Xanthochlorus galbanus 
Xanthochlorus ornatus 
Xanthochlorus tenellus 
Xanthodelphax straminea a planthopper
Xanthodelphax stramineus 
Xanthogramma citrofasciatum 
Xanthogramma pedissequum 
Xanthogramma stackelbergi a hoverfly
Xantholinus elegans 
Xantholinus gallicus 
Xantholinus laevigatus 
Xantholinus linearis 
Xantholinus longiventris 
Xantholinus tricolor 
Xanthomus pallidus 
Xanthorhoe biriviata Balsam Carpet
Xanthorhoe designata Flame Carpet
Xanthorhoe ferrugata Dark-barred Twin-spot Carpet
Xanthorhoe fluctuata Garden Carpet
Xanthorhoe montanata Silver-ground Carpet
Xanthorhoe quadrifasiata Large Twin-spot Carpet
Xanthorhoe spadicearia Red Twin-spot Carpet
Xanthorhoe spadicearia/ferrugata Red/Dark-barred Twin-spot Carpet agg.
Xerolycosa miniata 
Xerolycosa nemoralis 
Xestia agathina Heath Rustic
Xestia baja Dotted Clay
Xestia c-nigrum Setaceous Hebrew Character
Xestia castanea Neglected Rustic
Xestia ditrapezium Triple-spotted Clay
Xestia sexstrigata Six-striped Rustic
Xestia stigmatica Square-spotted Clay
Xestia triangulum Double Square-spot
Xestia xanthographa Square-spot Rustic
Xestobium rufovillosum Death-watch Beetle
Xyleborinus saxesenii 
Xyleborus dryographus 
Xylena exsoleta Sword-grass
Xylena solidaginis Golden-rod Brindle
Xylena vetusta Red Sword-grass
Xylocampa areola Early Grey
Xylocleptes bispinus 
Xylocopa violacea Violet Carpenter Bee
Xylocoris cursitans 
Xylodromus concinnus 
Xylomya maculata 
Xylosciara lignicola 
Xylosciara longiforceps 
Xylota abiens 
Xylota segnis 
Xylota sylvarum 
Xylota tarda 
Xylota xanthocnema 
Xyphosia miliaria 
Xysticus acerbus 
Xysticus audax 
Xysticus bifasciatus 
Xysticus cristatus 
Xysticus erraticus 
Xysticus kochi 
Xysticus lanio 
Xysticus ulmi 
Ylodes reuteri a caddisfly
Yponomeuta cagnagella Spindle Ermine
Yponomeuta evonymella Bird-cherry Ermine
Yponomeuta irrorella Scarce Spindle Ermine
Yponomeuta malinellus Apple Ermine
Yponomeuta malinellus/cagnagella Apple/Spindle Ermine agg.
Yponomeuta padella Orchard Ermine
Yponomeuta padella/malinellus Orchard/Apple Ermine agg.
Yponomeuta padella/malinellus/cagnagella Ermine agg.
Yponomeuta plumbella Black-tipped Ermine
Yponomeuta rorrella Willow Ermine
Yponomeuta sedella Orpine Ermine
Ypsolopha alpella Short-barred Ochre
Ypsolopha dentella Honeysuckle Moth
Ypsolopha horridella Dark Tufted Scallop
Ypsolopha mucronella Spindle Moth
Ypsolopha nemorella Pale Honeysuckle Moth
Ypsolopha parenthesella White-shouldered Ochre
Ypsolopha scabrella Tufted Scallop
Ypsolopha sequella Pied Rabbit Moth
Ypsolopha sylvella Long-barred Ochre
Ypsolopha ustella Varied Ochre
Ypsolopha vittella Dusky Rabbit Moth
Zabrus tenebrioides 
Zacladus exiguus a cranesbill weevil
Zacladus geranii a cranesbill weevil
Zaphne divisa 
Zaphne inuncta 
Zavrelia pentatoma 
Zavrelimyia barbatipes 
Zeiraphera griseana Larch Tortrix
Zeiraphera isertana Mottled Oak Tortrix
Zeiraphera ratzeburgiana Spruce Bud Moth
Zeiraphera rufimitrana Fir-shoot Tortrix
Zelleria hepariella Ash Spinner
Zelleria oleastrella Olive Spinner
Zelotes apricorum 
Zelotes electus 
Zelotes latreillei 
Zelotes longipes 
Zelotes petrensis 
Zelotes subterraneus 
Zelotherses paleana Timothy Tortrix
Zeugophora flavicollis 
Zeugophora subspinosa 
Zeuzera pyrina Leopard Moth
Zicrona caerulea Blue Shieldbug
Zilla diodia 
Zimmermannia atrifrontella Oak-bark Dot
Zimmermannia atrifrontella/longicaudella Oak-bark Dot agg.
Zirfaea crispata a mollusc
Zodarion italicum 
Zodarion rubidum 
Zodion cinereum 
Zonitoides excavatus Hollowed Glass Snail
Zonitoides nitidus Shiny Glass Snail
Zonocyba bifasciata 
Zootoca vivipara Common Lizard
Zophodia grossulariella Gooseberry Knot-horn
Zophomyia temula 
Zora spinimana 
Zoropsis spinimana 
Zygaena filipendulae Six-spot Burnet
Zygaena lonicerae Narrow-bordered Five-spot Burnet
Zygaena trifolii Five-spot Burnet
Zygiella atrica 
Zygiella x-notata 
Zygina angusta 
Zygina flammigera 
Zygina hyperici a leafhopper
Zygina nivea 
Zyginella pulchra 
Zyginidia scutellaris 
Zygomyia humeralis 
Zygomyia kiddi 
Zygomyia notata 
Zygomyia pictipennis 
Zygomyia pseudohumeralis 
Zygomyia valida 
Zygomyia vara 
Zygoneura sciarina 
Zyras haworthi 























