Bug FAQAll bugs in West Virginia, A to Z
1,985 bugs with full pages have records in West Virginia.
- Abbott's Sphinx Sphecodina abbottii
- Abrupt Digger Bee Anthophora abrupta
- Acanthocephala terminalis
- Achemon Sphinx Eumorpha achemon
- Acorn Moth Blastobasis glandulella
- Adjutant Wainscot Leucania adjuta
- Afflicted and Marbled Oak Daggers and Allies Acronicta afflicta
- Agreeable Tiger Moth Spilosoma congrua
- Agromyza vockerothi
- Aholibah Underwing Moth Catocala aholibah
- Ailanthus Webworm Moth Atteva aurea
- Alfalfa Leafcutter Bee Megachile rotundata
- Alfalfa Plant Bug Adelphocoris lineolatus
- Alien field ant Lasius alienus
- Allegheny Mining Bee Andrena alleghaniensis
- Allegheny Mound Ant Formica exsectoides
- Allocosa funerea
- Alternate Woodling Egira alternans
- Alydus eurinus
- Amber-winged Spreadwing Lestes eurinus
- Ambiguous Moth Lascoria ambigualis
- American Angle Shades Euplexia benesimilis
- American Bird Grasshopper Schistocerca americana
- American Bumble Bee Bombus pensylvanicus
- American Carrion Beetle Necrophila americana
- American Cockroach Periplaneta americana
- American Common Grass-veneer Crambus praefectellus
- American Copper Underwing Amphipyra pyramidoides
- American Dagger Acronicta americana
- American Dog Tick Dermacentor variabilis
- American Dun-bar Moth Cosmia calami
- American Emerald Cordulia shurtleffii
- American Giant Millipede Complex Narceus americanus
- American Giant Water Bug Lethocerus americanus
- American Holly Leafminer Phytomyza ilicicola
- American Idia Moth Idia americalis
- American Lady Vanessa virginiensis
- American Lappet Moth Phyllodesma americana
- American Lotus Borer Ostrinia penitalis
- American Nursery Web Spider Pisaurina mira
- American Oak Beauty Phaeoura quernaria
- American Pelecinid Wasp Pelecinus polyturator
- American Plum Borer Moth Euzophera semifuneralis
- American Rose Chafer Macrodactylus subspinosus
- American Round Sand Beetle Omophron americanum
- American Rubyspot Hetaerina americana
- American Salmonfly Pteronarcys dorsata
- American Sharp-angled Carpet Euphyia intermediata
- American Snout Libytheana carinenta
- American Snout Fly Rhingia nasica
- American Winter Ant Prenolepis imparis
- American Yellowjacket Vespula alascensis
- Anchor Stink Bug Stiretrus anchorago
- Angel Moth Olceclostera angelica
- Angle-lined Prominent Clostera inclusa
- Angle-winged Emerald Chloropteryx tepperaria
- Angled Metarranthis Moth Metarranthis angularia
- Angoumois Grain Moth Sitotroga cerealella
- Angulose Prominent Peridea angulosa
- Angus' Datana Moth Datana angusii
- Annulate Masked Bee Hylaeus annulatus
- Ant mimic jumping spider Myrmarachne formicaria
- Ant-like Longhorn Beetle Cyrtophorus verrucosus
- Antelope Beetle Dorcus parallelus
- Anthomyia procellaris
- Antlered Flutter Fly Toxonevra superba
- Aphrodite Fritillary Speyeria aphrodite
- Apical Prominent Clostera apicalis
- Aplos simplex
- Appalachian Brown Lethe appalachia
- Apple curculio Anthonomus quadrigibbus
- Arabesque Orbweaver Neoscona arabesca
- Arcane Grass Tubeworm Moth Acrolophus arcanella
- Arched Hooktip Moth Drepana arcuata
- Arcigera Flower Moth Schinia arcigera
- Arge Moth Apantesis arge
- Argus Tortoise Beetle Chelymorpha cassidea
- Armyworm Moth Mythimna unipuncta
- Aromatic Cherry Millipede Apheloria corrugata
- Arrow Clubtail Stylurus spiniceps
- Arrow-shaped Orbweaver Micrathena sagittata
- Arrowhead Orbweaver Verrucosa arenata
- Artichoke Plume Moth Platyptilia carduidactylus
- Articulated Nomad Nomada articulata
- Ash Flower Gall Mite Aceria fraxiniflora
- Ash Sphinx Manduca jasminearum
- Ashen Pinions and Allies Lithophane antennata
- Ashton's Cuckoo Bumble Bee Bombus ashtoni
- Asian Bush Mosquito Aedes japonicus
- Asian Lady Beetle Harmonia axyridis
- Asian Longhorned Tick Haemaphysalis longicornis
- Asian Needle Ant Brachyponera chinensis
- Asian Oak Weevil Cyrtepistomus castaneus
- Asian Tiger Mosquito Aedes albopictus
- Asiatic Garden Beetle Maladera formosae
- Asiatic Wall Jumping Spider Attulus fasciger
- Aspen Twoleaf Tier Moth Enargia decolor
- Aster and Reddish Eucosma Moths and Allies Eucosma parmatana
- Aster Bee Fly Sparnopolius confusus
- Aster Borer Papaipema impecuniosa
- Aster Cellophane Bee Colletes compactus
- Asteroid Moth Cucullia asteroides
- Ataenius strigatus
- Ateuchus histeroides
- Atlantis Fritillary Speyeria atlantis
- Autumn Meadowhawk Sympetrum vicinum
- Azalea Caterpillar and Drexel's Datana Moths Datana major
- Azalea Sphinx Darapsa choerilus
- Azure Bluet Enallagma aspersum
- Bad-wing Moth Dyspteris abortivaria
- Bald-faced Hornet Dolichovespula maculata
- Bald-faced Hornet Fly Spilomyia fusca
- Balsam Woolly Adelgid Adelges piceae
- Baltimore Checkerspot Euphydryas phaeton
- Baltimore Snout Hypena baltimoralis
- Banasa calva
- Band-winged Meadowhawk Sympetrum semicinctum
- Banded Dark Fishfly Nigronia fasciata
- Banded Garden Spider Argiope trifasciata
- Banded Hairstreak Satyrium calanus
- Banded Harvestman Leiobunum vittatum
- Banded Hickory Borer Knulliana cincta
- Banded Longhorn Beetle Typocerus velutinus
- Banded Net-winged Beetle Calopteron discrepans
- Banded Olethreutes Moth Olethreutes fasciatana
- Banded Pennant Celithemis fasciata
- Banded Thintail Meliscaeva cinctella
- Banded Tiger Moth Apantesis vittata
- Banded Tussock Moth Halysidota tessellaris
- Bar-winged Skimmer Libellula axilena
- Bark Lice, Book Lice, and Parasitic Lice Psocoptera
- Barn Funnel Weaver Tegenaria domestica
- Barn Orbweaver Araneus cavaticus
- Barred Umber Plagodis pulveraria
- Basswood Leafminer Baliosus nervosus
- Basswood Leafroller Moth Pantographa limata
- Bathroom Moth Fly Clogmia albipunctata
- Batman Moth Coelostathma discopunctana
- Bean Aphid Aphis fabae
- Bean Leaf Beetle Cerotoma trifurcata
- Beaulieu Dung Beetle Calamosternus granarius
- Beautiful Deer Fly Chrysops callidus
- Beautiful Wood-nymph Eudryas grata
- Beaverpond Baskettail Epitheca canis
- Bedstraw Hawkmoth Hyles gallii
- Bee Moth Aphomia sociella
- Beech Blight Aphid Grylloprociphilus imbricator
- Beech Scale Cryptococcus fagisuga
- Beggar Moth Eubaphe mendica
- Bellflower Resin Bee Megachile campanulae
- Belostoma flumineum
- Belted Grass-veneer Euchromius ocellea
- Benign Deer Fly Chrysops mitis
- Bent-line Gray Iridopsis larvaria
- Bent-lined Carpet Costaconvexa centrostrigaria
- Bent-lined Dart Choephora fungorum
- Bent-spined Acorn Ant Temnothorax curvispinosus
- Bent-winged Owlet Bleptina caradrinalis
- Berosus peregrinus
- Betrothed Underwing Catocala innubens
- Bibio articulatus
- Bicolored Pyrausta Moth and Allies Pyrausta bicoloralis
- Bicolored Sallow Sunira bicolorago
- Bicolored Striped Sweat Bee Agapostemon virescens
- Bidens Borer Moth Epiblema otiosana
- Big Sand Tiger Beetle Cicindela formosa
- Big-eyed Toad Bug Gelastocoris oculatus
- Big-headed Ground Beetle Scarites subterraneus
- Bilobed Looper Moth Megalographa biloba
- Bimaculate Longhorn Beetle Molorchus bimaculatus
- Black Bee Fly Anthrax analis
- Black Bit Moth Celiptera frustulum
- Black Blister Beetle Epicauta pensylvanica
- Black Blow Fly Phormia regina
- Black Dancer Caddisfly Mystacides sepulchralis
- Black Dash Euphyes conspicua
- Black Deer Fly Chrysops niger
- Black Diabrotica Diabrotica cristata
- Black Firefly Lucidota atra
- Black Giant Ichneumonid Wasp Megarhyssa atrata
- Black Horse Fly Tabanus atratus
- Black Laceweaver Amaurobius ferox
- Black locust treehopper Vanduzea arquata
- Black Onion Fly Tritoxa flexa
- Black Purseweb Spider Sphodros niger
- Black Saddlebags Tramea lacerata
- Black Soldier Fly Hermetia illucens
- Black Stink Bug Proxys punctulatus
- Black Swallowtail Papilio polyxenes
- Black Vine Weevil Otiorhynchus sulcatus
- Black Witch Ascalapha odorata
- Black Zigzag Moth Panthea acronyctoides
- Black-and-gold Bumble Bee Bombus auricomus
- Black-and-gold Flat Millipede Apheloria virginiensis
- Black-and-yellow Lichen Moth Lycomorpha pholus
- Black-banded Brocade Oligia modica
- Black-banded Owlet Phalaenostola larentioides
- Black-bordered Lemon Moth Marimatha nigrofimbria
- Black-dotted Brown Cissusa spadix
- Black-horned Gem Fly Microchrysa polita
- Black-horned Smoothtail Epistrophe grossulariae
- Black-horned Tree Cricket Oecanthus nigricornis
- Black-marked Inga Moth Inga sparsiciliella
- Black-marked Plume Moth Hellinsia inquinatus
- Black-olive Caterpillar Moth Garella nilotica
- Black-patched Clepsis Moth Clepsis melaleucanus
- Black-patched Glaphyria Moth Glaphyria fulminalis
- Black-patched Graylet Hyperstrotia secta
- Black-rimmed Prominent Pheosia rimosa
- Black-shaded Platynota Moth Platynota flavedana
- Black-shouldered Drone Fly Eristalis dimidiata
- Black-shouldered Spinyleg Dromogomphus spinosus
- Black-sided Pygmy Grasshopper Tettigidea lateralis
- Black-smudged Chionodes Moth Chionodes mediofuscella
- Black-spotted Leafroller Moth Sciota virgatella
- Black-spotted Prominent Dasylophia anguina
- Black-tailed Laphria Laphria flavicollis
- Black-tailed Red Sheetweaver Florinda coccinea
- Black-tipped Darner Aeshna tuberculifera
- Black-tipped Hangingfly Hylobittacus apicalis
- Black-waved Flannel Moth Megalopyge crispata
- Blackberry Knot Gall Wasp Diastrophus nebulosus
- Blackberry Looper Moth Chlorochlamys chloroleucaria
- Blackened Milkweed Beetle Tetraopes melanurus
- Blackjacket Vespula consobrina
- Blinded Sphinx Paonias excaecata
- Bloody small dung beetle Otophorus haemorrhoidalis
- Blue Blowfly Calliphora vicina
- Blue Corporal Ladona deplanata
- Blue Dasher Pachydiplax longipennis
- Blue Orchard Bee Osmia lignaria
- Blue-faced Meadowhawk Sympetrum ambiguum
- Blue-fronted Dancer Argia apicalis
- Blue-ringed Dancer Argia sedula
- Blue-tipped Dancer Argia tibialis
- Blue-winged Scoliid Wasp Scolia dubia
- Blueberry Digger Bee Habropoda laboriosa
- Blueberry Leaftier Moth Acleris curvalana
- Bluegrass Webworm Moth Parapediasia teterrellus
- Bluish Spring Moth Lomographa semiclarata
- Blunt Knapweed Flower Weevil Larinus obtusus
- Blunt-tailed Snake Millipede Cylindroiulus punctatus
- Blurry Chocolate Angle Macaria transitaria
- Bog Bibarrambla Moth Bibarrambla allenella
- Bog Copper Lycaena epixanthe
- Bog Lygropia Moth Lygropia rivulalis
- Bog Odorous Ant Dolichoderus pustulatus
- Bold Jumping Spider Phidippus audax
- Bold Medicine Moth Chrysendeton medicinalis
- Bold-feathered Grass Moth Herpetogramma pertextalis
- Boldly-marked Archips Moth Archips dissitana
- Boll's Grasshopper Spharagemon bolli
- Boneset Borer Moth Carmenta pyralidiformis
- Bordered Apamea Moth and Allies Apamea sordens
- Bordered Wedge-shaped Beetle Macrosiagon limbatum
- Boreal Burying Beetle Nicrophorus defodiens
- Bowl-and-doily Spider Frontinella pyramitela
- Box Sucker Psylla buxi
- Box Tree Moth Cydalima perspectalis
- Boxwood Leaftier Moth Galasa nigrinodis
- Brachypremna dispellens
- Bracken Borer Moth Papaipema pterisii
- Bramble Mason Wasp Ancistrocerus adiabatus
- Branded Pinion Lithophane patefacta
- Brassy Big-eyed Beetle Notiophilus aeneus
- Brassy Blister Beetle Lytta aenea
- Brazilian Skipper Calpodes ethlius
- Bride Underwing Catocala neogama
- Brilliant Jumping Spider Phidippus clarus
- Bristly Cutworm Moth Lacinipolia renigera
- Bristly Millipede Polyxenus lagurus
- Broad-banded Aphideater Eupeodes latifasciatus
- Broad-banded Eulogia Moth Eulogia ochrifrontella
- Broad-necked Root Borer Prionus laticollis
- Broadhorned Flour Beetle Gnatocerus cornutus
- Broken-banded Leafroller Moth Choristoneura fractivittana
- Bronze Jumping Spider Eris militaris
- Bronzed Cutworm Moth Nephelodes minians
- Bronzed Tiger Beetle Cicindela repanda
- Bronzy Owlet Macrochilo orciferalis
- Brother Moth Raphia frater
- Brown Angle Shades Phlogophora periculosa
- Brown Bark Carpet Moth Horisme intestinata
- Brown Centipede Lithobius forficatus
- Brown Leaf Weevil Phyllobius oblongus
- Brown Marmorated Stink Bug Halyomorpha halys
- Brown Panopoda Moth Panopoda carneicosta
- Brown pine lacewing Hemerobius stigma
- Brown Spiketail Cordulegaster bilineata
- Brown Stink Bug Euschistus servus
- Brown Wasp Mantidfly Climaciella brunnea
- Brown Waterscorpion Ranatra fusca
- Brown-belted Bumble Bee Bombus griseocollis
- Brown-collared Dart Protolampra brunneicollis
- Brown-hooded Owlet Cucullia convexipennis
- Brown-legged Grass-carrying Wasp Isodontia auripes
- Brown-lined Owlet Macrochilo litophora
- Brown-shaded Carpet Moth Venusia comptaria
- Brown-shaded Gray Iridopsis defectaria
- Brown-spotted Zale Moth Zale helata
- Bruce Spanworm Moth Operophtera bruceata
- Brush-legged Split Wolf Spider Schizocosa ocreata
- Brush-tipped Emerald Somatochlora walshii
- Buffalo carpet beetle Anthrenus scrophulariae
- Bumble Flower Beetle Euphoria inda
- Bumblebee-like Digger Bee Anthophora bomboides
- Burdock Borer Moth Papaipema cataphracta
- Burdock Seedhead Moth Metzneria lappella
- Butterflyhunter Asilus sericeus
- Butternut Woollyworm Sawfly Eriocampa juglandis
- Cabbage Aphid Brevicoryne brassicae
- Cabbage leafminer Liriomyza brassicae
- Calico Pennant Celithemis elisa
- California Mantis Stagmomantis wheelerii
- Calliopsis Cuckoo Nomad Bee Holcopasites calliopsidis
- Calycomyza flavinotum
- Camel Crickets Ceuthophilus
- Camel Treehopper Smilia camelus
- Canada Darner Aeshna canadensis
- Canada Fire-colored Beetle Dendroides canadensis
- Canada Snail-eating Beetle Sphaeroderus canadensis
- Canadian Flat-back Millipede Pseudopolydesmus canadensis
- Canadian Melanolophia Moth Melanolophia canadaria
- Canadian Owlet Calyptra canadensis
- Canadian Petrophila Petrophila canadensis
- Canopy jumping spider Phidippus otiosus
- Carabus goryi
- Cardinal Jumper Phidippus cardinalis
- Carinate Armored-Resin bee Heriades carinata
- Carolina Grasshopper Dissosteira carolina
- Carolina Ground Cricket Eunemobius carolinus
- Carolina Leafroller Cricket Camptonotus carolinensis
- Carolina Mantis Stagmomantis carolina
- Carolina Pine Sawyer Monochamus carolinensis
- Carolina Saddlebags Tramea carolina
- Carolina Satyr Hermeuptychia sosybius
- Carolina Sphinx Manduca sexta
- Carolinian Elegant Meromacrus acutus
- Carpenterworm Moth Prionoxystus robiniae
- Carrot Seed Moth Sitochroa palealis
- Cassin's 17-year Cicada Magicicada cassinii
- Cat Flea Ctenocephalides felis
- Catalpa Sphinx Ceratomia catalpae
- Cattail Borer Moth Bellura obliqua
- Cattail Mosquito Coquillettidia perturbans
- Cecropia Moth Hyalophora cecropia
- Cedar Beetle Sandalus niger
- Celery Leaftier Moth Udea rubigalis
- Celery Looper Moth Anagrapha falcifera
- Celypha Moth Celypha cespitana
- Chain-dotted Geometer Cingilia catenaria
- Chalk-fronted Corporal Ladona julia
- Changeable Grass-veneer Fissicrambus mutabilis
- Chaoborus punctipennis
- Charlotte's Tiger Moth Apantesis carlotta
- Charming Underwing Catocala blandula
- Checkered Apogeshna Moth Apogeshna stenialis
- Checkered White Pontia protodice
- Cherry Acrobat Ant Crematogaster cerasi
- Cherry and Unmarked Daggers and Allies Acronicta hasta
- Cherry Scallop Shell Moth Rheumaptera prunivorata
- Cherry Shoot Borer Moth Argyresthia oreasella
- Chestnut Carpenter Ant Camponotus castaneus
- Chestnut-marked Pondweed Moth Parapoynx badiusalis
- Chickweed Geometer Moth Haematopis grataria
- Chinese Mantis Tenodera sinensis
- Chinquapin Leafminer Moth Dyseriocrania griseocapitella
- Chocolate Birch Prominents Peridea ferruginea
- Chocolate-and-cream Sedge Platycentropus radiatus
- Chosen Sallow Psaphida electilis
- Chrysops indus
- Citrine Forktail Ischnura hastata
- Citrine Sallow Pyreferra citrombra
- Citrus Flatid Planthopper Metcalfa pruinosa
- Clamp-tipped Emerald Somatochlora tenebrosa
- Clandestine Dart Spaelotis clandestina
- Clark's Mining Bee Andrena clarkella
- Clay-colored Leaf Beetle Anomoea laticlavia
- Clear and Strigulose Daggers and Allies Acronicta clarescens
- Clemens' Bark Moth Xylesthia pruniramiella
- Clemens' Clepsis Moth Clepsis clemensiana
- Clemens' False Skeletonizer Acoloithus falsarius
- Clemens' Grass Tubeworm Moth Acrolophus popeanella
- Climacia areolaris
- Cloaked Marvel Chytonix palliatricula
- Close-banded Yellowhorn Colocasia propinquilinea
- Clouded Grasshopper Encoptolophus sordidus
- Clouded Plant Bug Neurocolpus nubilus
- Clouded Skipper Lerema accius
- Clouded Sulphur Colias philodice
- Clouded Underwing Catocala nebulosa
- Cloudless Sulphur Phoebis sennae
- Clover Hayworm Moth Hypsopygia costalis
- Clover Looper Moth Caenurgina crassiuscula
- Clubbed Mydas Fly Mydas clavatus
- Clustered Midrib Gall Wasp Andricus dimorphus
- Clymene Moth Haploa clymene
- Cobalt Hover Fly Ocyptamus costatus
- Cobweb Skipper Hesperia metea
- Cocklebur Weevil Rhodobaenus quinquepunctatus
- Codling Moth Cydia pomonella
- Colorado Potato Beetle Leptinotarsa decemlineata
- Colorful and Clandestine Zale Moths Zale minerea
- Columbian Trig Cyrtoxipha columbiana
- Comet Darner Anax longipes
- Common Aerial Yellowjacket Dolichovespula arenaria
- Common American Thief Ant Solenopsis molesta
- Common Angle Macaria aemulataria
- Common Asparagus Beetle Crioceris asparagi
- Common Bagworm Moth Psyche casta
- Common Baskettail Epitheca cynosura
- Common Bed Bug Cimex lectularius
- Common Blue Mud-dauber Wasp Chalybion californicum
- Common Buckeye Junonia coenia
- Common candy-striped spider Enoplognatha ovata
- Common Carpet Moth Epirrhoe alternata
- Common Checkered-Skipper Burnsius communis
- Common Checkered-Skipper (Pyrgus communis) Pyrgus communis
- Common Citronella Ant Lasius claviger
- Common Claybank Tiger Beetle Cicindela limbalis
- Common Drone Fly Eristalis tenax
- Common Eastern Bumble Bee Bombus impatiens
- Common Eastern Firefly Photinus pyralis
- Common eastern physocephala Physocephala tibialis
- Common Eastern Velvet Ant Dasymutilla occidentalis
- Common Eupithecia Moth Eupithecia miserulata
- Common European Greenbottle Fly Lucilia sericata
- Common European Yellowjacket Vespula vulgaris
- Common Fungus Moth Metalectra discalis
- Common Gluphisia Moth Gluphisia septentrionis
- Common Grass Skimmer Paragus haemorrhous
- Common Green Darner Anax junius
- Common Green June Beetle Cotinis nitida
- Common House Fly Musca domestica
- Common House Spider Parasteatoda tepidariorum
- Common Hover Fly Parasitoid Wasp Diplazon laetatorius
- Common Idia Moth Idia aemula
- Common Looper Moth Autographa precationis
- Common Lovebug Plecia nearctica
- Common Lytrosis Moth Lytrosis unitaria
- Common malaria mosquito Anopheles quadrimaculatus
- Common Meadow Katydid Orchelimum vulgare
- Common Metarranthis Moth Metarranthis hypochraria
- Common Oak Moth Phoberia atomaris
- Common Picture-winged Fly Delphinia picta
- Common Pill Woodlouse Armadillidium vulgare
- Common Pinkband Ogdoconta cinereola
- Common Porthole Ant Ponera pennsylvanica
- Common Ringlet Coenonympha california
- Common Roadside-Skipper Mastor vialis
- Common Rough Woodlouse Porcellio scaber
- Common Shiny Woodlouse Oniscus asellus
- Common Silverfish Lepisma saccharinum
- Common Snipe Fly Rhagio mystaceus
- Common Sootywing Pholisora catullus
- Common Spitting Spider Scytodes thoracica
- Common Spragueia Moth Spragueia leo
- Common Spring Moth Heliomata cycladata
- Common Striped Woodlouse Philoscia muscorum
- Common Sun Beetle Amara aenea
- Common Tan Wave Pleuroprucha insulsaria
- Common Thick-leg Fly Tropidia quadrata
- Common Thread-waisted Wasp Ammophila procera
- Common True Katydid Pterophylla camellifolia
- Common white-cheeked jumping spider Pelegrina proterva
- Common Whitetail Plathemis lydia
- Common Wood-Nymph Cercyonis pegala
- Comstock's Sallow Feralia comstocki
- Condylostylus comatus
- Condylostylus patibulatus
- Confused Eusarca Moth Eusarca confusaria
- Confused Haploa Moth Haploa confusa
- Confused Meganola Moth Meganola minuscula
- Confusing Furrow Bee Halictus confusus
- Conical Trashline Orbweaver Cyclosa conica
- Connubial Underwing Catocala connubialis
- Contracted Darkling Beetle Meracantha contracta
- Contracted Datana Moth Datana contracta
- Convergent Lady Beetle Hippodamia convergens
- Copelatus glyphicus
- Coppery Leafhopper Jikradia olitoria
- Corn Earworm Moth Helicoverpa zea
- Crabronid wasp Liris argentatus
- Cranefly Nephrotoma suturalis
- Cream-edged Dichomeris Moth and Allies Dichomeris flavocostella
- Cresson's Sweat Bee Lasioglossum cressonii
- Crimson-ringed Whiteface Leucorrhinia glacialis
- Cross Potter Wasp Eumenes crucifera
- Cross-lined Wave Timandra amaturaria
- Cross-striped Cabbageworm Moth Evergestis rimosalis
- Crossline Skipper Polites origenes
- Crowned Slug Moth Isa textula
- Ctenolepisma
- Curly Woodlouse Cylisticus convexus
- Curved-line and Broad-lined Angles and Allies Digrammia continuata
- Curved-lined Looper Moth Lambdina fervidaria
- Curved-lined Owlet Phyprosopus callitrichoides
- Curved-ribbon Dinumma deponens
- Curved-toothed Geometer Moth Eutrapela clemataria
- Cyrtolobus vau
- Dark Acrolophus Acrolophus mora
- Dark Firefly Pyropyga nigricans
- Dark Fishing Spider Dolomedes tenebrosus
- Dark Flower Scarab Euphoria sepulcralis
- Dark Marathyssa Moth Marathyssa inficita
- Dark Marbled Carpet Dysstroma citrata
- Dark Phalaenostola Moth Phalaenostola eumelusalis
- Dark Ricefield Mosquito Psorophora columbiae
- Dark Wood Cockroach Ischnoptera deropeltiformis
- Dark-banded Geometer Moth Ecliptopera atricolorata
- Dark-banded Owlet Phalaenophana pyramusalis
- Dark-barred Twin-spot Carpet Xanthorhoe ferrugata
- Dark-spotted Palthis Moth Palthis angulalis
- Darling Underwing Catocala cara
- Deadwood Borer Moth Scolecocampa liburna
- Deceptive Snout Hypena deceptalis
- Decorated Owlet Pangrapta decoralis
- Decula Periodical Cicadas Magicicada septendecula
- Deep Yellow Euchlaena Moth Euchlaena amoenaria
- Deer Ked Lipoptena cervi
- Definite Tussock Moth Orgyia definita
- Delaware Skipper Anatrytone logan
- Delicate Cycnia Moth Cycnia tenera
- Delightful Dagger Acronicta vinnula
- Denticulate Longhorn Bee Melissodes denticulatus
- Devoted Horse Fly Tabanus calens
- Diamondback Moth Plutella xylostella
- Diamondback Spittlebug Lepyronia quadrangularis
- Differential Grasshopper Melanoplus differentialis
- Difoliate Orbweaver Acacesia hamata
- Diminutive Grass-veneer Raphiptera argillaceellus
- Dimorphic Gray Tornos scolopacinaria
- Dimorphic Jumping Spider Maevia inclemens
- Dimorphic Macalla Moth Epipaschia superatalis
- Dimorphic Snout Hypena bijugalis
- Dingy Cutworm Moth Feltia jaculifera
- Dingy Diver Laccophilus maculosus
- Discolored Renia Moth Renia discoloralis
- Distinct Quaker Achatia distincta
- Dogbane Leaf Beetle Chrysochus auratus
- Dogbane Saucrobotys Moth Saucrobotys futilalis
- Dogbane Stem Borer Moth Papaipema baptisiae
- Dogwood Borer Moth Synanthedon scitula
- Dogwood Thyatirid Moth Euthyatira pudens
- Dolophilodes distinctus
- Dot-tailed Whiteface Leucorrhinia intacta
- Dotted Antaeotricha Moth Antaeotricha humilis
- Dotted Gray Glena cribrataria
- Dotted Gymnandrosoma Moth Gymnandrosoma punctidiscanum
- Dotted Leaftier Moth Psilocorsis reflexella
- Dotted Renia Moth Renia salusalis
- Dotted Sallow Anathix ralla
- Dotted Wolf Spider Rabidosa punctulata
- Double-banded Carpet Moth Spargania magnoliata
- Double-banded Grass-veneer Crambus agitatellus
- Double-banded Scoliid Wasp Scolia bicincta
- Double-lined Gray Cleora sublunaria
- Double-lined Prominent Lochmaeus bilineata
- Double-lobed Moth Lateroligia ophiogramma
- Double-striped Bluet Enallagma basidens
- Double-striped Scoparia Moth Scoparia biplagialis
- Double-toothed Prominent Nerice bidentata
- Doubled Ceratina Ceratina dupla
- Doubleday's Notocelia Moth Notocelia rosaecolana
- Douglas Fir Adelgid Adelges cooleyi
- Drab Brown Wave Lobocleta ossularia
- Drab Prominent Misogada unicolor
- Dragonhunter Hagenius brevistylus
- Dreamy Duskywing Erynnis icelus
- Drumming Sword Wolf Spider Gladicosa gulosa
- Dull Reddish Dart Xestia dilucida
- Dun Skipper Euphyes vestris
- Dusky Groundling Condica vecors
- Dusky-winged Hover Fly Ocyptamus fuscipennis
- Dusted Skipper Atrytonopsis hianna
- Early Button Slug Moth Tortricidia testacea
- Early Fan-foot Zanclognatha cruralis
- Eastern Amberwing Perithemis tenera
- Eastern American Ear Moths Amphipoea americana
- Eastern Bare-Miner Pseudopanurgus andrenoides
- Eastern Bark Centipede Hemiscolopendra marginata
- Eastern Bat Bug Cimex adjunctus
- Eastern Bee Assassin Apiomerus crassipes
- Eastern Black Carpenter Ant Camponotus pennsylvanicus
- Eastern Black-legged Tick Ixodes scapularis
- Eastern Bloodsucking Conenose Triatoma sanguisuga
- Eastern Bordered Plant Bug Largus succinctus
- Eastern Boxelder Bug Boisea trivittata
- Eastern Calligrapher Toxomerus geminatus
- Eastern Carpenter Bee Xylocopa virginica
- Eastern Cicada-killer Wasp Sphecius speciosus
- Eastern Comma Polygonia comma
- Eastern Dobsonfly Corydalus cornutus
- Eastern Dracula Ant Stigmatomma pallipes
- Eastern Elderberry Borer Desmocerus palliatus
- Eastern Eyed Click Beetle Alaus oculatus
- Eastern Forktail Ischnura verticalis
- Eastern Giant Swallowtail Papilio cresphontes
- Eastern Grass Tubeworm Moth Acrolophus plumifrontella
- Eastern Grass-veneer Crambus laqueatellus
- Eastern Hercules Beetle Dynastes tityus
- Eastern Hornet Fly Spilomyia longicornis
- Eastern Juniper Angles Macaria multilineata
- Eastern Leaf-footed Bug Leptoglossus phyllopus
- Eastern Least Clubtail Stylogomphus albistylus
- Eastern Lubber Grasshopper Romalea microptera
- Eastern Miner Bee Calliopsis andreniformis
- Eastern Panthea Moth Panthea furcilla
- Eastern Parson Spider Herpyllus ecclesiasticus
- Eastern Phantom Crane Fly Bittacomorpha clavipes
- Eastern Pine Elfin Incisalia niphon
- Eastern Pondhawk Erythemis simplicicollis
- Eastern Red Centipede Scolopocryptops sexspinosus
- Eastern Red Damsel Amphiagrion saucium
- Eastern Rhinoceros Beetle Xyloryctes jamaicensis
- Eastern Ringtail Erpetogomphus designatus
- Eastern Scissors Grinder Cicada Neotibicen winnemanna
- Eastern Subterranean Termite Reticulitermes flavipes
- Eastern Sycamore Lace Bug Corythucha ciliata
- Eastern Tailed-Blue Everes comyntas
- Eastern Tawny-horned Spider Wasp Entypus unifasciatus
- Eastern Tent Caterpillar Moth Malacosoma americana
- Eastern Thistle Longhorn Bee Melissodes desponsus
- Eastern Tiger Swallowtail Papilio glaucus
- Eastern Treehole Mosquito Aedes triseriatus
- Eastern Twig Girdler Oncideres cingulata
- Eastern Yellowjacket Vespula maculifrons
- Ebony Jewelwing Calopteryx maculata
- Echmepteryx hageni
- Eclipsed and Epauleted Oak Daggers and Allies Acronicta increta
- Ectemnius maculosus
- Eggplant Tortoise Beetle Gratiana pallidula
- Eight-spotted Fairy Bee Perdita octomaculata
- Eight-spotted Forester Moth Alypia octomaculata
- Elegant crab spider Xysticus elegans
- Elegant Grass-veneer Microcrambus elegans
- Elegant Spreadwing Lestes inaequalis
- Elephant Mosquito Toxorhynchites rutilus
- Elm Agromyzid Leafminer Agromyza aristata
- Elm Borer Saperda tridentata
- Elm Leaf Beetle Xanthogaleruca luteola
- Elm sawfly Cimbex americana
- Elm Spanworm Moth Ennomos subsignaria
- Elm Sphinx Ceratomia amyntor
- Elongate hemlock scale Fiorinia externa
- Emerald Ash Borer Agrilus planipennis
- Emergent Mayfly Hexagenia bilineata
- Emesaya brevipennis
- End Band Net-winged Beetle Calopteron terminale
- Epauleted Oak Dagger Acronicta ovata
- Epione Underwing Catocala epione
- Erioptera parva
- Essex Skipper Thymelicus lineola
- Esther Moth Hypagyrtis esther
- Euplatypus compositus
- Eurasian Drone Fly Eristalis arbustorum
- Eurasian Silver-bordered Fritillary Boloria selene
- European Comma Polygonia c-album
- European Corn Borer Moth Ostrinia nubilalis
- European Earwig Forficula auricularia
- European Harvestman Phalangium opilio
- European Hornet Vespa crabro
- European Mantis Mantis religiosa
- European Paper Wasp Polistes dominula
- European Pepper Moth Duponchelia fovealis
- European tube wasp Ancistrocerus gazella
- European Woolcarder Bee Anthidium manicatum
- Eustrophopsis bicolor
- Euthamia leaf gall midge Asteromyia euthamiae
- Even-lined Sallow Ipimorpha pleonectusa
- Evergreen Bagworm Moth Thyridopteryx ephemeraeformis
- Exasperating Platynota Moth Platynota exasperatana
- Explicit Arches Lacinipolia explicata
- Eye-ringed Chionodes Moth and Allies Chionodes discoocellella
- Eye-spotted Lady Beetle Anatis mali
- Eyed Baileya Moth Baileya ophthalmica
- Eyed Brown Lethe eurydice
- Eyed Paectes Moth Paectes oculatrix
- Face fly Musca autumnalis
- Faint-spotted Angle Digrammia ocellinata
- Faint-spotted Palthis Moth Palthis asopialis
- Falcate Orangetip Anthocharis midea
- Falcate Sericoplaga Sericoplaga externalis
- Fall Armyworm Moth Spodoptera frugiperda
- Fall Cankerworm Moth Alsophila pometaria
- Fall Field Cricket Gryllus pennsylvanicus
- Fall Webworm Moth Hyphantria cunea
- False Crocus Geometer Moth Xanthotype urticaria
- False Hemlock Looper Moth Nepytia canosaria
- False Milkweed Bug Lygaeus turcicus
- False Potato Beetle Leptinotarsa juncta
- False Underwing Allotria elonympha
- False Wainscot Leucania pseudargyria
- Familiar Bluet Enallagma civile
- Fan-shaped Fire-colored Beetle Neopyrochroa flabellata
- Fawn Darner Boyeria vinosa
- Fawn Sallow Psaphida styracis
- Feather Millipede Brachycybe lecontii
- Feather-edged Petrophila Petrophila fulicalis
- Featherlegged Orbweaver Uloborus glomosus
- Ferruginous Carpenter Ant Camponotus chromaiodes
- Ferruginous Tiger Crane Fly Nephrotoma ferruginea
- Festive Tiger Beetle Cicindela scutellaris
- Field Crescent Phyciodes pulchella
- Field Skipper Atalopedes campestris
- Fiery Searcher Calosoma scrutator
- Fiery Skipper Hylephila phyleus
- Fifteen-spotted Lady Beetle Anatis labiculata
- Figure-eight Sallow Psaphida resumens
- Figure-seven Moth Drasteria grandirena
- Filbertworm Moth Cydia latiferreana
- Filmy Dome Spider Neriene radiata
- Fine-backed Red Paper Wasp Polistes carolina
- Five-spotted Hawk Moth Manduca quinquemaculatus
- Flame-shouldered Dart Ochropleura implecta
- Flat-headed Hardwood Borer Dicerca divaricata
- Flat-tailed Leafcutter Bee Megachile mendica
- Flea jumping spider Naphrys pulex
- Florida Fern Moth Callopistria floridensis
- Florida Predatory Stink Bug Euthyrhynchus floridanus
- Florida Tetanolita Moth Tetanolita floridana
- Flower Lebia Beetle Lebia viridis
- Flowing-lined Snout Hypena manalis
- Forage Looper Moth Caenurgina erechtea
- Forbes' Idia Moth Idia forbesii
- Forcepfly Merope tuber
- Forest Tent Caterpillar Moth Malacosoma disstria
- Fork-tailed Bush Katydid Scudderia furcata
- Forked Fungus Beetle Bolitotherus cornutus
- Formica aserva
- Formosa Looper Moth Chrysanympha formosa
- Fortunate Wave Idaea bonifata
- Four-barred Gray Aethalura intertexta
- Four-dotted Agonopterix Moth Agonopterix robiniella
- Four-lined Hornet Fly Spilomyia sayi
- Four-lined Plant Bug Poecilocapsus lineatus
- Four-lined Silverfish Ctenolepisma lineatum
- Four-lined Slender Jumping Spider Marpissa lineata
- Four-spotted Fungus Beetle Ischyrus quadripunctatus
- Four-spotted Fungus Moth Metalectra quadrisignata
- Four-spotted Mantisfly Dicromantispa interrupta
- Four-spotted Sap Beetle Glischrochilus quadrisignatus
- Four-spotted Tree Cricket Oecanthus quadripunctatus
- Four-spotted Yellowneck Moth Oegoconia quadripuncta
- Four-spurred Assassin Bug Zelus tetracanthus
- Four-toothed Mason Wasp Monobia quadridens
- Fourteen-spotted Lady Beetle Propylea quatuordecimpunctata
- Fragile Forktail Ischnura posita
- Fraternal Potter Wasp Eumenes fraternus
- Freeman's Palpita Moth Palpita freemanalis
- Fringed Diving Beetle Cybister fimbriolatus
- Fruit-tree Leafroller Moth Archips argyrospila
- Funerary Dagger Acronicta funeralis
- Furcate Dung Fly Scathophaga furcata
- Furrow Orbweaver Larinioides cornutus
- Galerita bicolor
- Gallinipper Psorophora ciliata
- Garden Tortrix Clepsis peritana
- Garden Webworm Moth Achyra rantalis
- Gem Moth Orthonama obstipata
- Gemeni Deer Fly Chrysops geminatus
- Genista Broom Moth Uresiphita reversalis
- Georgia Wolf Spider Tigrosa georgicola
- German Cockroach Blattella germanica
- German Yellowjacket Vespula germanica
- Giant Crane Fly Tipula abdominalis
- Giant Goldenrod Bunch Gall Midge Rhopalomyia capitata
- Giant leaf-footed bug Acanthocephala declivis
- Giant Leopard Moth Hypercompe scribonia
- Giant Lichen Orbweaver Araneus bicentenarius
- Giant Mayfly Hexagenia limbata
- Giant Willow Aphid Tuberolachnus salignus
- Girlfriend and Little Lined Underwings Catocala amica
- Glechoma gall wasp Liposthenes glechomae
- Gloomy Underwing Catocala andromedae
- Glorious Habrosyne Moth Habrosyne gloriosa
- Glossy Black Idia Moth Idia lubricalis
- Glover's Bagworm Moth Cryptothelea gloverii
- Gold Moth Basilodes pepita
- Gold-marked Thread-waisted Wasp Eremnophila aureonotata
- Gold-striped Grass-veneer Microcrambus biguttellus
- Gold-striped Leaftier Moth Machimia tentoriferella
- Golden Dung Fly Scathophaga stercoraria
- Golden Jumping Spider Paraphidippus aurantius
- Golden Northern Bumble Bee Bombus fervidus
- Golden Silk Spider Trichonephila clavipes
- Golden Sweat Bee Augochlorella aurata
- Golden-backed Snipe Fly Chrysopilus thoracicus
- Golden-eyed Lacewing Chrysopa oculata
- Golden-winged Skimmer Libellula auripennis
- Goldenrod Brussels Sprout Gall Fly Procecidochares atra
- Goldenrod Bunch Gall Midge Rhopalomyia solidaginis
- Goldenrod Crab Spider Misumena vatia
- Goldenrod Gall Fly Eurosta solidaginis
- Goldenrod Gall Moth Epiblema scudderiana
- Goldenrod Leaffolder Moth Agonopterix pulvipennella
- Goldenrod Leafminer Microrhopala vittata
- Goldenrod Soldier Beetle Chauliognathus pensylvanicus
- Goldenrod stowaway Cirrhophanus triangulifer
- Gotham Sweat Bee Lasioglossum gotham
- Graceful Grasshopper Melanoplus gracilis
- Granite Angle Macaria granitata
- Granulate Ambrosia Beetle Xylosandrus crassiusculus
- Grape Colaspis Colaspis brunnea
- Grape Leaffolder and Leafroller Moths Desmia funeralis
- Grape Phylloxera Daktulosphaira vitifoliae
- Grapeleaf Skeletonizer Moth Harrisina americana
- Grapevine Beetle Pelidnota punctata
- Grapevine Epimenis Moth Psychomorpha epimenis
- Grapevine Looper Moths Eulithis diversilineata
- Grass Sheathminer Fly Cerodontha dorsalis
- Grateful Midget Elaphria grata
- Gray Comma Polygonia progne
- Gray Furcula Moth and Allies Furcula cinerea
- Gray Hairstreak Strymon melinus
- Gray Half-Spot Nedra ramosula
- Gray Leafroller Moth Syndemis afflictana
- Gray Looper Moth Rachiplusia ou
- Gray Marvel Moth Anterastria teratophora
- Gray Petaltail Tachopteryx thoreyi
- Gray Scoopwing Callizzia amorata
- Gray Spring Moth Lomographa glomeraria
- Gray Spruce Looper Moth Caripeta divisata
- Gray-banded Leafroller Moth Argyrotaenia mariana
- Gray-edged Snout Hypena madefactalis
- Grayish Fan-foot Zanclognatha pedipilalis
- Grayish Jumping Spider Phidippus princeps
- Grease Moth Aglossa cuprina
- Great Black Digger Wasp Sphex pensylvanicus
- Great Blue Skimmer Libellula vibrans
- Great Golden Digger Wasp Sphex ichneumoneus
- Great Spangled Fritillary Speyeria cybele
- Great Spreadwing Archilestes grandis
- Greater Anglewing Microcentrum rhombifolium
- Greater Bee Fly Bombylius major
- Greater Black-letter Dart Xestia dolosa
- Greater Grapevine Looper Moth Eulithis gracilineata
- Greater Oak Dagger and Close Allies Acronicta lobeliae
- Greater Red Dart Abagrotis alternata
- Greater Wax Moth Galleria mellonella
- Green Arches Anaplectoides prasina
- Green Burgundy Stink Bug Banasa dimidiata
- Green Cloverworm Moth Hypena scabra
- Green Cone-headed Planthopper Acanalonia conica
- Green Cutworm Moth Anicla infecta
- Green Horse Fly Chlorotabanus crepuscularis
- Green Immigrant Leaf Weevil Polydrusus formosus
- Green Leuconycta Moth Leuconycta diphteroides
- Green Long-jawed Orbweaver Tetragnatha viridis
- Green Lynx Spider Peucetia viridans
- Green Mantisfly Zeugomantispa minuta
- Green Marvel Acronicta fallax
- Green Metallic Sweat Bee Augochloropsis metallica
- Green Pug Pasiphila rectangulata
- Green Stink Bug Chinavia hilaris
- Green-dusted Zale Moth Zale aeruginosa
- Green-striped Darner Aeshna verticalis
- Green-striped Grasshopper Chortophaga viridifasciata
- Greene's Giant Ichneumonid Wasp Megarhyssa greenei
- Greenhouse Camel Cricket Diestrammena asynamora
- Greenhouse Millipede Oxidus gracilis
- Greenish Apple Moth Clepsis virescana
- Grey Cross Spider Larinioides sclopetarius
- Grote's Pinion Lithophane grotei
- Grousewinged Backswimmer Notonecta undulata
- Gulf Coast Tick Amblyomma maculatum
- Gulf Fritillary Dione vanillae
- Habilis Underwing Catocala habilis
- Habronattus coecatus
- Habronattus decorus
- Hackberry Blister Gall Psyllid Pachypsylla celtidisvesicula
- Hackberry Dagger Acronicta rubricoma
- Hackberry Emperor Asterocampa celtis
- Hag Moth Phobetron pithecium
- Hagen's Bluet Enallagma hageni
- Hagen's Sphinx Ceratomia hageni
- Hairy rove beetle Creophilus maxillosus
- Hairy Sweat Bee Lasioglossum pilosum
- Hairy-banded Mining Bee Andrena hirticincta
- Hairy-eyed Flower Fly Syrphus torvus
- Half-black Bumble Bee Bombus vagans
- Halloween Pennant Celithemis eponina
- Handsome Meadow Katydid Orchelimum pulchellum
- Harlequin Bug Murgantia histrionica
- Harmostes reflexulus
- Harnessed Tiger Moth Apantesis phalerata
- Harris's Checkerspot Chlosyne harrisii
- Harris's Three-Spot Harrisimemna trisignata
- Harvester Feniseca tarquinius
- Hawthorn Mining Bee Andrena crataegi
- Hawthorn Underwing Moth Catocala crataegi
- Hebrew Moth Polygrammate hebraeicum
- Hemlock Angle Macaria fissinotata
- Hemlock Looper Moth Lambdina fiscellaria
- Hemlock Woolly Adelgid Adelges tsugae
- Henry's Elfin Incisalia henrici
- Herald Moth Scoliopteryx libatrix
- Hermes Satyr Hermeuptychia hermes
- Hermit Flower Beetle Osmoderma eremicola
- Hermit Sphinx Lintneria eremitus
- Hesitant Dagger Acronicta modica
- Hibiscus Leaf Caterpillar Moth Rusicada privata
- Hibiscus Turret Bee Ptilothrix bombiformis
- Hickory Hairstreak Strymon caryaevorus
- Hickory Jewel Beetle Dicerca lurida
- Hickory Leafroller Moth Argyrotaenia juglandana
- Hickory Shuckworm Moth Cydia caryana
- Hickory Tussock Moth Lophocampa caryae
- Hide Beetle Dermestes maculatus
- Hoary Edge Cecropterus lyciades
- Hobomok Skipper Lon hobomok
- Hollow-spotted Angle Digrammia gnophosaria
- Hollow-spotted Blepharomastix Moth Blepharomastix ranalis
- Hollow-spotted Plagodis Moth Plagodis alcoolaria
- Honest Pero Moth and Allies Pero honestaria
- Honey Locust Moth Syssphinx bicolor
- Honeylocust Treehopper Micrutalis calva
- Hook-faced Conehead Pyrgocorypha uncinata
- Hop Vine Snout Hypena humuli
- Horace's Duskywing Erynnis horatius
- Horn-faced Mason Bee Osmia cornifrons
- Horned Passalus Beetle Odontotaenius disjunctus
- Horned Spanworm Moth Nematocampa resistaria
- Horned Squash Bug Anasa armigera
- Hornworm Parasitoid Wasp Complex Cotesia congregata
- Horrid Zale Moth Zale horrida
- House Centipede Scutigera coleoptrata
- House Pseudoscorpion Chelifer cancroides
- Huckleberry Sphinx Paonias astylus
- Hudsonian Whiteface Leucorrhinia hudsonica
- Hummingbird Clearwing Hemaris thysbe
- Hump-backed Beewolf Philanthus gibbosus
- Humpbacked Orbweaver Eustala anastera
- Humped Trashline Orbweaver Cyclosa turbinata
- Hunter's Little Paper Wasp Polistes dorsalis
- Hunting Billbug Sphenophorus venatus
- Huron Skipper Atalopedes huron
- Hübner's Pero Moth Pero ancetaria
- Ilia Underwing Catocala ilia
- Immaculate Antlion Myrmeleon immaculatus
- Immigrant Pavement Ant Tetramorium immigrans
- Imperial Moth Eacles imperialis
- Implicit Arches Lacinipolia implicata
- Imported Long-horned Weevil Calomycterus setarius
- Impressive Dagger Acronicta impressa
- Indian Skipper Hesperia sassacus
- Indian-Meal Moth Plodia interpunctella
- Inlaid Grass-veneer Crambus pascuella
- Inland Floodwater Mosquito Aedes vexans
- Inornate Pyrausta Moth Pyrausta inornatalis
- Insidious flower bug Orius insidiosus
- Intent Zale Moth Zale intenta
- Interrupted Dagger Acronicta interrupta
- Introduced Pine Sawfly Diprion similis
- Inverse and Kimball's Dichomeris Moths Dichomeris inversella
- Io Moth Automeris io
- Ipsilon Dart Moth Agrotis ipsilon
- Ironweed Borer Papaipema cerussata
- Ironweed Clearwing Moth Carmenta bassiformis
- Ironweed Curculio Rhodobaenus tredecimpunctatus
- Isabella Tiger Moth Pyrrharctia isabella
- Ithaca Clearwing Moth Carmenta ithacae
- Ixodes angustus
- Jack Pine Budworm Moth Choristoneura pinus
- Jagged Ambush Bug Phymata americana
- Japanese Barklouse Stimulopalpus japonicus
- Japanese Beetle Popillia japonica
- Japanese Burrowing Cricket Velarifictorus micado
- Japanese House Centipede Thereuonema tuberculata
- Japanese Leafhopper Orientus ishidae
- Japanese Maple Leafhopper Japananus hyalinus
- Jewelweed Gall Midge Schizomyia impatientis
- Jewelweed Leaf-miner Fly Phytoliriomyza melampyga
- Joe-Pye Weed and Rigid Sunflower Borer Moths Papaipema rigida
- Johnson's Euchlaena Moth Euchlaena johnsonaria
- Joro Spider Trichonephila clavata
- Judith's Underwing Catocala judith
- Julia's Dicymolomia Moth Dicymolomia julianalis
- Julia's Idia Moth Idia julia
- Jumping spiders Colonus puerperus
- Juniper Geometer Moth Patalene olyzonaria
- Juniper Hairstreak Callophrys gryneus
- Juniper Stink Bug Banasa euchlora
- Juvenal's Duskywing Erynnis juvenalis
- Keeled Treehopper Entylia carinata
- Kent's Geometer Moth Selenia kentaria
- Kermes Scale Moth Euclemensia bassettella
- Kokkocynips rileyi
- Kudzu Bug Megacopta cribraria
- Labrador Carpet Xanthorhoe labradorensis
- Labyrinth Orbweaver Metepeira labyrinthea
- Lance wolf spider Schizocosa avida
- Larch Tolype Moth Tolype laricis
- Larder Beetle Dermestes lardarius
- Large Dark Olive Baetis rhodani
- Large Foliage Ground Beetle Lebia grandis
- Large Gray Dagger Acronicta insita
- Large Heath Coenonympha tullia
- Large Lace-border Moth Scopula limboundata
- Large Looper Moth Autographa ampla
- Large Maple Spanworm Moth Prochoerodes lineola
- Large Milkweed Bug Oncopeltus fasciatus
- Large Mossy Glyph Protodeltote muscosula
- Large Paectes Moth Paectes abrostoloides
- Large Purplish Gray Iridopsis vellivolata
- Large Tabby Aglossa pinguinalis
- Large Tolype Moth Tolype velleda
- Large Yellow Underwing Noctua pronuba
- Large-winged Psocid Ectopsocopsis cryptomeriae
- Larger Elm Leaf Beetle Monocesta coryli
- Larger Empty Oak Apple Wasp Amphibolips quercusinanis
- Laricobius nigrinus
- Lateral-lined Sharpshooter Cuerna costalis
- Lateral-lined Water Beetle Tropisternus lateralis
- Laudable Arches Lacinipolia laudabilis
- Laugher Moth Charadra deridens
- Laurel Sphinx Sphinx kalmiae
- Lead-colored Lichen Moth Cisthene plumbea
- Leaf-footed Pine Seed Bug Leptoglossus corculus
- Least Sallfly Haploperla brevis
- Least Skipper Ancyloxypha numitor
- Least-marked Euchlaena Moth Euchlaena irraria
- Leathery Sweat Bee Lasioglossum coriaceum
- Leconte's Haploa Moth Haploa lecontei
- LeConte's Seedcorn Beetle Stenolophus lecontei
- Leiobunum
- Lemon Cuckoo Bumble Bee Bombus citrinus
- Leonard's Skipper Hesperia leonardus
- Lesser Cornstalk Borer Moth Elasmopalpus lignosella
- Lesser Earwig Labia minor
- Lesser Maple Spanworm Moth Macaria pustularia
- Lesser Pine Katydid Orchelimum minor
- Lesser Vagabond Sod Webworm Moth Agriphila ruricolellus
- Lettered Fan-foot Zanclognatha lituralis
- Lettered Habrosyne Moth Habrosyne scripta
- Lettered Sphinx Deidamia inscriptum
- Lichen-carrying Green Lacewing Leucochrysa pavida
- Ligated Furrow Bee Halictus ligatus
- Lilac Borer Moth Podosesia syringae
- Lilypad Forktail Ischnura kellicotti
- Linden Looper Moth Erannis tiliaria
- Linden Prominent Ellida caniplaga
- Lined Earwig Doru taeniatum
- Lined Longhorn Beetle Analeptura lineola
- Lined orbweaver Mangora gibberosa
- Little Black Ants Monomorium minimum
- Little Blue Dragonlet Erythrodiplax minuscula
- Little Carpenterworm Moth Prionoxystus macmurtrei
- Little Cigarette Harlequin Moth Atteva pustulella
- Little Glassywing Vernia verna
- Little Lined Underwing Catocala lineella
- Little Nymph Underwing Catocala micronympha
- Little White Lichen Moth Clemensia albata
- Little Wood Satyr Megisto cymela
- Little Yellow Pyrisitia lisa
- Lobed oak gall wasp Andricus quercusstrobilanus
- Locust Borer Megacyllene robiniae
- Locust Digitate Leafminer Moth Parectopa robiniella
- Locust Leafminer Odontota dorsalis
- Locust Twig Borer Moth Ecdytolopha insiticiana
- Locust Underwing Euparthenos nubilis
- Lone Star Tick Amblyomma americanum
- Long Dash Polites mystic
- Long-bodied Cellar Spider Pholcus phalangioides
- Long-horned Grass Tubeworm Moth Acrolophus mortipennella
- Long-legged fly (Tachytrechus angustipennis) Tachytrechus angustipennis
- Long-lipped Miner Andrena barbilabris
- Long-necked Ground Beetle Colliuris pensylvanica
- Long-necked Seed Bug Myodocha serripes
- Long-palped Ant-mimic Sac Spider Castianeira longipalpa
- Long-spined Acorn Ant Temnothorax longispinosus
- Long-tailed Aphideater Complex Eupeodes americanus
- Long-tailed Giant Ichneumonid Wasp Megarhyssa macrura
- Long-tailed Skipper Urbanus proteus
- Long-winged Dagger and Allies Acronicta longa
- Lovebug Bibio femoratus
- Lucerne Moth Nomophila nearctica
- Lunar Underwing Agrochola lunosa
- Lunate Longhorn-cuckoo Bee Triepeolus lunatus
- Lunate Zale Moth Zale lunata
- Magnolia Green Jumping Spider Lyssomanes viridis
- Magnolia Leaf-footed Bug Leptoglossus fulvicornis
- Maine Blueberry Bee Osmia atriventris
- Maine Snaketail Ophiogomphus mainensis
- Maize Calligrapher Toxomerus politus
- Major Sallow Feralia major
- Mallow Leaf Miner Calycomyza malvae
- Many-lined Carpet Moth Anticlea multiferata
- Maple Bladdergall Mite Vasates quadripedes
- Maple Callus Borer Moth Synanthedon acerni
- Maple Caloptilia Moth Caloptilia bimaculatella
- Maple Dagger Acronicta retardata
- Maple Leafcutter Moth Paraclemensia acerifoliella
- Maple Looper Moth Parallelia bistriaris
- Maple Spanworm Moth Ennomos magnaria
- Maple Spindle Gall Mite Vasates aceriscrumena
- Maple Twig Borer Moth Proteoteras aesculana
- Maple Webworm Moth Pococera asperatella
- Maple Zale Moth Zale galbanata
- Maple-Basswood Leafroller Moth Cenopis pettitana
- Marbled Carpet Moth Dysstroma truncata
- Marbled Fungus Weevil Euparius marmoreus
- Marbled Orbweaver Araneus marmoreus
- Marbled-green Leuconycta Moth Leuconycta lepidula
- Margined Blister Beetle Epicauta funebris
- Margined Calligrapher Toxomerus marginatus
- Margined Carrion Beetle Oiceoptoma noveboracense
- Margined Leatherwing Beetle Chauliognathus marginatus
- Marsh and Reed Daggers Acronicta insularis
- Marsh Crane Fly Tipula oleracea
- Marsh meadow grasshopper Pseudochorthippus curtipennis
- Masked Hunter Reduvius personatus
- Master's Dart Feltia herilis
- McDunnough's Eudonia Eudonia heterosalis
- Meadow Plant Bug Leptopterna dolabrata
- Meadow Spittlebug Philaenus spumarius
- Meal moth Pyralis farinalis
- Mealybug Destroyer Cryptolaemus montrouzieri
- Melanoplus tribulus
- Melonworm Moth Diaphania hyalinata
- Metric Paper Wasp Polistes metricus
- Metrobates hesperius
- Mexican Bean Beetle Epilachna varivestis
- Mexican Grass-carrying Wasp Isodontia mexicana
- Micromus posticus
- Microvelia americana
- Migratory Grasshopper Melanoplus sanguinipes
- Milbert's Tortoiseshell Aglais milberti
- Milkweed Stem Weevil Rhyssomatus lineaticollis
- Milkweed Tussock Moth Euchaetes egle
- Mimosa Webworm Moth Homadaula anisocentra
- Minor Angle Macaria minorata
- Mint-loving Pyrausta Moth Pyrausta acrionalis
- Miranda Moth Proxenus miranda
- Mischievous Bird Grasshopper Schistocerca damnifica
- Miserable Mining Bee Andrena miserabilis
- Mocha Emerald Somatochlora linearis
- Modest Katydid Montezumina modesta
- Modest Masked Bee Hylaeus modestus
- Modest Sphinx Pachysphinx modesta
- Monarch Danaus plexippus
- Moon-lined Moth Spiloloma lunilinea
- Moonseed Moth Plusiodonta compressipalpis
- Moonseed Webworm Omphalocera cariosa
- Morbid Owlet Macrochilo morbidalis
- Mormidea lugens
- Morning Glory Turret Bee Melitoma taurea
- Morning-glory Plume Moth Emmelina monodactyla
- Morning-glory Prominent Schizura ipomaeae
- Morrison's Pero Moth Pero morrisonaria
- Morrison's Sallow Eupsilia morrisoni
- Mossy Rose Gall Wasp Diplolepis rosae
- Mottled Duskywing Erynnis martialis
- Mottled Euchlaena Moth Euchlaena tigrinaria
- Mottled Gray Carpet Cladara limitaria
- Mottled Snout Hypena palparia
- Mottled Willowfly Strophopteryx fasciata
- Mournful Thyris Moth Pseudothyris sepulchralis
- Mourning Cloak Nymphalis antiopa
- Mourning Underwing Catocala flebilis
- Mulsant's Water Treader Mesovelia mulsanti
- Mustached Clubtail Hylogomphus adelphus
- Mustard Sallow Pyreferra hesperidago
- Nais Tiger Moth Apantesis nais
- Nameless Pinion Lithophane innominata
- Narcissus Bulb Fly Merodon equestris
- Narrow-headed Marsh Fly Helophilus fasciatus
- Narrow-winged Mantis Tenodera angustipennis
- Narrow-winged Tree Cricket Oecanthus niveus
- Nason's Mining Bee Andrena nasonii
- Nason's Slug Moth Natada nasoni
- Nearctic Carpenter Ant Camponotus nearcticus
- Nearctic White-striped Running Crab Spider Philodromus rufus
- Nectopsyche exquisita
- Nemorimyza posticata
- Nessus Sphinx Amphion floridensis
- Nimble Ceratina Ceratina strenua
- Norman's Quaker Crocigrapha normani
- Norman’s Dart Xestia normaniana
- North American Common Gray Anavitrinella pampinaria
- North American Common Water Strider Aquarius remigis
- North American Elm Sawfly Cimbex americanus
- North American Luna Moth Actias luna
- North American Tarnished Plant Bug Lygus lineolaris
- North American Wheel Bug Arilus cristatus
- Northeastern Hammertail Efferia aestuans
- Northeastern Pine Sawyer Monochamus notatus
- Northeastern Sweat Bee Augochloropsis viridula
- Northern Apple Sphinx Sphinx poecila
- Northern Azure Celastrina lucia
- Northern Barrens Tiger Beetle Cicindela patruela
- Northern Black Widow Latrodectus variolus
- Northern Bluet Enallagma annexum
- Northern Broken-Dash Wallengrenia egeremet
- Northern Bush Katydid Scudderia septentrionalis
- Northern Cloudywing Cecropterus pylades
- Northern Conifer Angles Macaria signaria
- Northern Crab Spider Mecaphesa asperata
- Northern Crescent Phyciodes cocyta
- Northern Dog-day Cicada Neotibicen canicularis
- Northern Dusk-singing Cicada Megatibicen grossus
- Northern Eudeilinia Moth Eudeilinia herminiata
- Northern Frog-biting Mosquito Culex territans
- Northern Herpetogramma Herpetogramma aquilonalis
- Northern Leaf-Footed Bug Leptoglossus oppositus
- Northern Masked Chafer Cyclocephala borealis
- Northern Paper Wasp Polistes fuscatus
- Northern Pearly-eye Lethe anthedon
- Northern Petrophora Moth Petrophora subaequaria
- Northern Pine Sphinx Lapara bombycoides
- Northern Spreadwing Lestes disjunctus
- Northern Walkingstick Diapheromera femorata
- Northern Yellow Sac Spider Cheiracanthium mildei
- Nosy Pill Woodlouse Armadillidium nasatum
- Notch-winged Wave Idaea furciferata
- Nude Mining Bee Andrena nuda
- Oak Besma Moth Besma quercivoraria
- Oak Curculio Conotrachelus posticatus
- Oak Hairstreak Fixsenia favonius
- Oak lace bug Corythucha arcuata
- Oak Leaf Gall Midge Polystepha pilulae
- Oak Leaf Rolling Weevil Homoeolabus analis
- Oak Leafroller Moth Archips semiferanus
- Oak Leafshredder Moth Acleris semipurpurana
- Oak Petiole Gall Wasp Andricus quercuspetiolicola
- Oak Timberworm Arrenodes minutus
- Oak Treehopper Platycotis vittata
- Oak Wart Gall Wasp Callirhytis quercusfutilis
- Oblique Heterocampa Moth Heterocampa obliqua
- Oblique Polypore Fungus Beetle Penthe obliquata
- Oblique Streaktail Allograpta obliqua
- Oblique-banded Leafroller Moth Choristoneura rosaceana
- Oblique-banded Pond Fly Sericomyia chrysotoxoides
- Oblique-lined Tiger Beetle Cicindela tranquebarica
- Oblong Woolcarder Bee Anthidium oblongatum
- Oblong-winged Katydids Amblycorypha oblongifolia
- Obscure Grouse Locust Tetrix arenosa
- Obscure Pondweed Moth Parapoynx obscuralis
- Obscure Underwing Catocala obscura
- Obtuse Euchlaena Moth Euchlaena obtusaria
- Obtuse Yellow Azenia obtusa
- Ocellate Gall Midge Acericecis ocellaris
- Ochre Dagger Acronicta morula
- Ocola Skipper Panoquina ocola
- Odorous House Ant Tapinoma sessile
- Old-fashioned potato beetle Epicauta vittata
- Oldwife Underwing Catocala palaeogama
- Oleander Aphid Aphis nerii
- Olive Angle Shades Phlogophora iris
- Olympia Marble Euchloe olympia
- Omnivorous Archips Archips purpurana
- Once-married Underwing Catocala unijuga
- One-lined Sparganothis Moth Sparganothis unifasciana
- One-lined Zale Moth Zale unilineata
- One-spotted Tiger Beetle Cylindera unipunctata
- One-spotted Variant Hypagyrtis unipunctata
- One-striped Deer Fly Chrysops univittatus
- Ophiderma definita
- Ophiomyia maura
- Orange Assassin Bug Pselliopus barberi
- Orange Bluet Enallagma signatum
- Orange Cahill Stenacron interpunctatum
- Orange Mint Moth Pyrausta orphisalis
- Orange Stripe-backed Moth Battaristis vittella
- Orange Sulphur Colias eurytheme
- Orange Virbia Moth Virbia aurantiaca
- Orange Wing Mellilla xanthometata
- Orange-barred Carpet Moth Dysstroma hersiliata
- Orange-bearded Bluebottle Fly Calliphora vomitoria
- Orange-headed Callima Moth Callima argenticinctella
- Orange-legged Drone Fly Eristalis flavipes
- Orange-legged Furrow Bee Halictus rubicundus
- Orange-sided Horse Fly Hybomitra lasiophthalma
- Orange-spotted Idia Moth Idia diminuendis
- Orange-tipped and Yellow-striped Oakworm Moths Anisota senatoria
- Orange-tufted Oneida Moth Oneida lunulalis
- Orchard Orbweaver Leucauge venusta
- Oregon Cycnia Moth Cycnia oregonensis
- Organ-pipe Mud-dauber Wasp Trypoxylon politum
- Oriental Beetle Exomala orientalis
- Oriental Cockroach Blatta orientalis
- Ormenoides venusta
- Otiocerus wolfii
- Otter Spiramater Moth Spiramater lutra
- Oval-based Prominent Peridea basitriens
- Oxybelus emarginatus
- Packard's Lichen Moth Cisthene packardii
- Packard's Wave Cyclophora packardi
- Painted Lady Vanessa cardui
- Painted Lichen Moth Hypoprepia fucosa
- Painted Skimmer Libellula semifasciata
- Pale Beauty Campaea perlata
- Pale Field Ant Formica pallidefulva
- Pale Gray Bird-dropping Moth Antaeotricha leucillana
- Pale Green Assassin Bug Zelus luridus
- Pale Lichen Moth Crambidia pallida
- Pale Metanema Moth Metanema inatomaria
- Pale Phalaenostola Moth Phalaenostola metonalis
- Pale-banded Dart Agnorisma badinodis
- Pale-spotted Seed Bug Pseudopachybrachius basalis
- Pale-winged Crocidophora Moth Crocidophora tuberculalis
- Pale-winged Gray Iridopsis ephyraria
- Pale-winged Midget Elaphria alapallida
- Palmerworm Moth and Allies Dichomeris ligulella
- Pandorus Sphinx Eumorpha pandorus
- Parenthesis Lady Beetle Hippodamia parenthesis
- Parthenice Tiger Moth Grammia parthenice
- Passionflower Flea Beetle Disonycha discoidea
- Pasture Grass-veneer Crambus saltuellus
- Pasture Locust Orphulella speciosa
- Pasture Spur-throat Grasshopper Melanoplus confusus
- Pavlovski's Monopis Moth Monopis longella
- Pawpaw Sphinx Dolba hyloeus
- Pawpaw Webworm Moth Omphalocera munroei
- Peachtree Borer Moth Synanthedon exitiosa
- Peacock Fly Callopistromyia annulipes
- Pearl Crescent Phyciodes tharos
- Pearly Wood-nymph Eudryas unio
- Pecan Bud Moth Gretchena bolliana
- Peck's Skipper Polites peckius
- Penitent Underwing Catocala piatrix
- Pennsylvania Ambush Bug Phymata pennsylvanica
- Pennsylvania Dingy Ground Beetle Harpalus pensylvanicus
- Pennsylvania Grass Spider Agelenopsis pennsylvanica
- Pennsylvania Wood Cockroach Parcoblatta pennsylvanica
- Pepper and Salt Skipper Amblyscirtes hegon
- Peppered Jumping Spider Pelegrina galathea
- Peppered Moth Biston betularia
- Peripsocus subfasciatus
- Perplexing Bumble Bee Bombus perplexus
- Pharaoh Cicada Magicicada septendecim
- Phyllocnistis insignis
- Phyllocnistis liquidambarisella
- Phyllocnistis vitegenella complex Phyllocnistis vitegenella
- Picnic Beetle Glischrochilus fasciatus
- Piezogaster calcarator
- Pigeon Horntail Tremex columba
- Pigweed Flea Beetle Disonycha glabrata
- Pine False Looper Moth Zale duplicata
- Pine Tube Moth Argyrotaenia pinatubana
- Pine Webworm Moth Pococera robustella
- Pine-devil Moth Citheronia sepulcralis
- Pineapple-gall Adelgid Adelges abietis
- Pink Underwing Catocala concumbens
- Pink-barred Pseudeustrotia Moth Pseudeustrotia carneola
- Pink-bordered Yellow Phytometra rhodarialis
- Pink-edged Sulphur Colias interior
- Pink-fringed Dolichomia Moth Hypsopygia binodulalis
- Pink-masked Pyralid Moth Aglossa disciferalis
- Pink-spotted Dart Pseudohermonassa bicarnea
- Pink-spotted Hawkmoth Agrius cingulata
- Pink-striped Oakworm Moths Anisota virginiensis
- Pink-washed Aristotelia Moth Aristotelia roseosuffusella
- Pink-washed Looper Moth Enigmogramma basigera
- Pipevine Swallowtail Battus philenor
- Plain-tailed Hanging Thief Diogmites neoternatus
- Plains Floodwater Mosquito Aedes trivittatus
- Plant Bug Megaloceroea recticornis
- Plantain Weevil Mecinus pascuorum
- Planthopper Parasite Moth Fulgoraecia exigua
- Pleasing Fungus Beetle Megalodacne heros
- Plum Curculio Conotrachelus nenuphar
- Poecilus chalcites
- Poison hemlock moth Agonopterix alstroemeriana
- Poison Ivy Leaf-miner Moth Cameraria guttifinitella
- Pole Borer Neandra brunnea
- Police Car Moth Gnophaela vermiculata
- Polished Lady Beetle Cycloneda munda
- Polyphemus Moth Antheraea polyphemus
- Pond Amberwing Perithemis mooma
- Pondside Crambid Moth Elophila icciusalis
- Porcelain Gray Protoboarmia porcelaria
- Post Oak Grasshopper Dendrotettix quercus
- Posturing Arta Moth Arta statalis
- Potato Leafhopper Empoasca fabae
- Potter wasp (Parancistrocerus fulvipes) Parancistrocerus fulvipes
- Powder Moth Eufidonia notataria
- Powdered Dagger and Allies Acronicta impleta
- Powdered Dancer Argia moesta
- Praeclara Underwing Moth Catocala praeclara
- Primrose Moth Schinia florida
- Prince Baskettail Epitheca princeps
- Promethea Silkmoth Callosamia promethea
- Pruinose Squash Bee Peponapis pruinosa
- Psaphida grotei
- Pseudodynerus quadrisectus
- Pseudoscorpions Pseudoscorpiones
- Psorophora cyanescens
- Pterostichus coracinus
- Pterostichus lachrymosus
- Pterostichus moestus
- Pterostichus mutus
- Pterostichus rostratus
- Pterostichus stygicus
- Pterostichus tristis
- Pugnacious Leafcutter Bee Megachile pugnata
- Punctiform Harp Ground Beetle Agonum punctiforme
- Pure Green Sweat bee Augochlora pura
- Purple Arches Moth Polia purpurissata
- Purple Carrot-seed Moth Depressaria depressana
- Purple Tiger Beetle Cicindela purpurea
- Purple-backed Cabbageworm Moth Evergestis pallidata
- Putnam's Jumping Spider Phidippus putnami
- Quadrate Snipe Fly Chrysopilus quadratus
- Question Mark Polygonia interrogationis
- Rabbit Tick Haemaphysalis leporispalustris
- Rabid Wolf Spider Rabidosa rabida
- Racket-tailed Emerald Dorocordulia libera
- Radcliffe's Dagger Acronicta radcliffei
- Ragweed Borer Epiblema strenuana
- Ragweed Flower Moth Schinia rivulosa
- Ragweed leaf beetle Ophraella communa
- Rainbow Bluet Enallagma antennatum
- Rainbow Scarab Phanaeus vindex
- Rainieria antennaepes
- Rambur's Forktail Ischnura ramburii
- Rapid Plant Bug Adelphocoris rapidus
- Rapids Clubtail Phanogomphus quadricolor
- Raspberry Crown Borer Pennisetia marginatum
- Raspberry Pyrausta Moth Pyrausta signatalis
- Rathke's Woodlouse Trachelipus rathkii
- Red Admiral Vanessa atalanta
- Red Flat Bark Beetle Cucujus clavipes
- Red Groundling Moth Perigea xanthioides
- Red Milkweed Beetle Tetraopes tetrophthalmus
- Red Nail Gall Mite Eriophyes tiliae
- Red Oak Borer Enaphalodes rufulus
- Red-banded Fungus Beetle Megalodacne fasciata
- Red-banded Hairstreak Calycopis cecrops
- Red-banded Leafhopper Graphocephala coccinea
- Red-banded Leafroller Moth Argyrotaenia velutinana
- Red-belted Bumble Bee Bombus rufocinctus
- Red-bordered Emerald Nemoria lixaria
- Red-bordered Wave Idaea demissaria
- Red-cross Shield Bug Elasmostethus cruciatus
- Red-femured Spotted Orbweaver Neoscona domiciliorum
- Red-footed Cuckoo Leafcutter Coelioxys rufitarsis
- Red-fringed Emerald Nemoria bistriaria
- Red-headed Ash Borer Neoclytus acuminatus
- Red-headed Blister Beetle Epicauta atrata
- Red-headed Bush Cricket Phyllopalpus pulchellus
- Red-headed Ground Beetle Amphasia interstitialis
- Red-headed Inchworm Moth Macaria bisignata
- Red-headed Pine Sawfly Neodiprion lecontei
- Red-legged Buprestis Beetle Buprestis rufipes
- Red-legged Grasshopper Melanoplus femurrubrum
- Red-lined Carrion Beetle Necrodes surinamensis
- Red-lined Panopoda Moth Panopoda rufimargo
- Red-lipped Green Lacewing Chrysoperla rufilabris
- Red-necked Cane Borer Agrilus ruficollis
- Red-shawled Moth Hypsopygia intermedialis
- Red-shouldered Bostrichid Xylobiops basilaris
- Red-shouldered Bug Jadera haematoloma
- Red-shouldered Stink Bug Thyanta custator
- Red-spotted Admiral Limenitis arthemis
- Redbud Leaffolder Moth Fascista cercerisella
- Reddish Ephestiodes Moth Ephestiodes infimella
- Reddish Eucosma Moth Eucosma raracana
- Reddish Speckled Dart Cerastis tenebrifera
- Reddish-brown Stag Beetle Lucanus capreolus
- Regal Fritillary Speyeria idalia
- Regal Moth Citheronia regalis
- Residua Underwing Catocala residua
- Restless Bush Cricket Hapithus agitator
- Reticulated Fruitworm Moth Cenopis reticulatana
- Reticulated Net-winged Beetle Calopteron reticulatum
- Reversed Haploa Moth Haploa reversa
- Rhododendron Leafhopper Graphocephala fennahi
- Ribbed Pine Borer Rhagium inquisitor
- Ribbon Jumping Spider Metacyrba taeniola
- Rice Root Aphid Tetraneura nigriabdominalis
- Rice Stink Bug Oebalus pugnax
- Ridged Carrion Beetle Oiceoptoma inaequale
- Riffle Snaketail Ophiogomphus carolus
- Riley's Lappet Moth Heteropacha rileyana
- Ring-legged Earwig Euborellia annulipes
- Ringed Harp Ground Beetle Lebia analis
- Ringed Paper Wasp Polistes annularis
- Ringed Pixie Psilonyx annulatus
- River Birch Dagger Acronicta betulae
- Roadside Sallow Metaxaglaea viatica
- Robinson's Annual Cicada Neotibicen robinsonianus
- Robust Oak Borer Enaphalodes atomarius
- Roesel's Bush-cricket Roeseliana roeselii
- Roland's Sallow Psaphida rolandi
- Rose Hooktip Oreta rosea
- Rosy Maple Moth Dryocampa rubicunda
- Rotund Idia Moth Idia rotundalis
- Rough Hermit Beetle Osmoderma scabra
- Rough strawberry root weevil Otiorhynchus rugosostriatus
- Round-necked Longhorn Beetle Clytus ruricola
- Round-tipped Conehead Neoconocephalus retusus
- Round-winged Grasshopper Melanoplus rotundipennis
- Roundneck Sexton Beetle Nicrophorus orbicollis
- Ruby Aristotelia Moth Aristotelia rubidella
- Ruby Meadowhawk Sympetrum rubicundulum
- Ruby Quaker Orthosia rubescens
- Ruby Tiger Moth Phragmatobia fuliginosa
- Rufous-backed Cellophane Bee Colletes thoracicus
- Russet-tipped Clubtail Stylurus plagiatus
- Rustic Borer Xylotrechus colonus
- Rustic Quaker Orthodes majuscula
- Rustic Sphinx Manduca rustica
- Rusty Spider Wasp Tachypompilus ferrugineus
- Rusty-patched Bumble Bee Bombus affinis
- Sad Ground Crab Spider Xysticus funestus
- Sad Underwing Catocala maestosa
- Saddleback Caterpillar Moth Acharia stimulea
- Saddled Leafhopper Colladonus clitellarius
- Saddled Yellowhorn Colocasia flavicornis
- Saint John's Wort Beetle Chrysolina hyperici
- Salt Marsh Moth Estigmene acrea
- Saltmarsh Greenhead Flies Tabanus nigrovittatus
- Sanderson's Bumble Bee Bombus sandersoni
- Saw-combed Fishfly Nigronia serricornis
- Saw-toothed Crocidophora Moth Crocidophora serratissimalis
- Saw-wing Euchlaena serrata
- Say's Mantidfly Dicromantispa sayi
- Scallop Moth Cepphis armataria
- Scalloped Sallow Eucirroedia pampina
- Scarlet Underwing Catocala coccinata
- Scarlet-winged Lichen Moth Hypoprepia miniata
- Schizomyia racemicola
- Schlaeger's Fruitworm Moth Antaeotricha schlaegeri
- Scissor Grinder Neotibicen pruinosus
- Scraped Pilocrocis Moth Pilocrocis ramentalis
- Sculptured Moth Eumarozia malachitana
- Sculptured Pine Borer Chalcophora virginiensis
- Sculptured Resin Bee Megachile sculpturalis
- Sedge Darner Aeshna juncea
- Sedge Sprite Nehalennia irene
- Sensitive Fern Borer Moth Papaipema inquaesita
- Serene Underwing Catocala serena
- Serpentine Webworm Moth Herpetogramma aeglealis
- Serrate-shoulder Worm and Slug Hunter Carabus serratus
- Seven-spotted Lady Beetle Coccinella septempunctata
- Shadow Darner Aeshna umbrosa
- Shagreened Slug Moth Apoda biguttata
- Shamrock Orbweaver Araneus trifolium
- Sharp-lined Yellow Sicya macularia
- Sharp-stigma Looper Moth Ctenoplusia oxygramma
- Sheathed Quaker Ulolonche culea
- Shore Spider Pardosa milvina
- Shoreline Wolf Spider Arctosa littoralis
- Short-lined Chocolate Argyrostrotis anilis
- Short-palped Miner Andrena brevipalpis
- Short-tailed Aphideater Eupeodes pomus
- Short-winged Green Grasshopper Dichromorpha viridis
- Shortwing Snowfly Allocapnia vivipara
- Showy Emerald Dichorda iridaria
- Shy Cosmet Moth Limnaecia phragmitella
- Sigmoid Prominent Clostera albosigma
- Signate Melanolophia Moth Melanolophia signataria
- Signate Quaker Tricholita signata
- Silky Field Ant Formica subsericea
- Silky Striped Sweat Bee Agapostemon sericeus
- Silver-bordered Aethes Aethes argentilimitana
- Silver-spotted Skipper Epargyreus clarus
- Silvery Blue Glaucopsyche lygdamus
- Silvery Checkerspot Chlosyne nycteis
- Similar Pelochrista Pelochrista similiana
- Sinuous Bee Fly Hemipenthes sinuosus
- Six-spotted Fishing Spider Dolomedes triton
- Six-spotted Gray Spargaloma sexpunctata
- Six-spotted Tiger Beetle Cicindela sexguttata
- Skiff Moth Prolimacodes badia
- Skimming Bluet Enallagma geminatum
- Skullcap Skeletonizer Moth Prochoreutis inflatella
- Slant-lined Owlet Macrochilo absorptalis
- Slaty Skimmer Libellula incesta
- Sleepy Duskywing Erynnis brizo
- Sleepy Orange Eurema nicippe
- Slender Bluet Enallagma traviatum
- Slender Meadow Katydid Conocephalus fasciatus
- Slender Smoothtail Epistrophella emarginata
- Slender Spreadwing Lestes rectangularis
- Slender-faced Masked Bee Hylaeus leptocephalus
- Slowpoke Moth Athetis tarda
- Small Baileya Moth Baileya australis
- Small Bird-dropping Moth Ponometia erastrioides
- Small Black Dung Beetle Copris minutus
- Small Copper Lycaena phlaeas
- Small Engrailed Ectropis crepuscularia
- Small Grass Fly Lonchoptera bifurcata
- Small Milkweed Bug Lygaeus kalmii
- Small Mossy Glyph Lithacodia musta
- Small Necklace Moth Hypsoropha hormos
- Small Phigalia Moth Phigalia strigataria
- Small White Pieris rapae
- Small White Grass-veneer Crambus albellus
- Small-eyed Sphinx Paonias myops
- Smeared Dagger Acronicta oblinita
- Smiling Mason Wasp Ancistrocerus campestris
- Smith's Dart Xestia smithii
- Smoky Rubyspot Hetaerina titia
- Smoky Tetanolita Moth Tetanolita mynesalis
- Smoky-winged Beetle Bandit Wasp Cerceris fumipennis
- Snow-born Boreus Boreus nivoriundus
- Snowberry Clearwing Hemaris diffinis
- Snowy Geometer Moth Eugonobapta nivosaria
- Snowy Mining Bee Andrena nivalis
- Snowy Tree Cricket Oecanthus fultoni
- Snowy Urola Moth Urola nivalis
- Sod Webworm Moth Pediasia trisecta
- Soft-lined Wave Scopula inductata
- Solva pallipes
- Somber Carpet Moth Disclisioprocta stellata
- Soothsayer Dart Graphiphora augur
- Sooty Crane Fly Tipula fuliginosa
- Sooty-winged Chalcoela Moth Chalcoela iphitalis
- Sordid Underwing Catocala sordida
- Sorghum Webworm Moth Nola cereella
- Southern Beet Webworm Moth Herpetogramma bipunctalis
- Southern Black Widow Latrodectus mactans
- Southern Cloudywing Thorybes daunus
- Southern Green Stink Bug Nezara viridula
- Southern House Mosquito Culex quinquefasciatus
- Southern Masked Chafer Cyclocephala lurida
- Southern Pine and Cypress Angles Macaria bicolorata
- Southern Pine Sphinx Lapara coniferarum
- Southern Pygmy Clubtail Lanthus vernalis
- Southern Spreadwing Lestes australis
- Southern Yellowjacket Vespula squamosa
- Soybean Looper Moth Chrysodeixis includens
- Spangled Skimmer Libellula cyanea
- Sparganothis Fruitworm Moth Sparganothis sulfureana
- Spatterdock Darner Rhionaeschna mutata
- Speckled Green Fruitworm Moth Orthosia hibisci
- Speckled Renia Moth Renia adspergillus
- Spectacled Crane Fly Epiphragma solatrix
- Sphex nudus
- Spicebush Swallowtail Papilio troilus
- Spine-shouldered Cellophane Bee Colletes simulans
- Spine-tailed Earwig Doru aculeatum
- Spined Assassin Bug Sinea diadema
- Spined Micrathena Micrathena gracilis
- Spined Soldier Bug Podisus maculiventris
- Spiny Assassin Bug Sinea spinipes
- Spiny Leaf Gall Wasp Diplolepis polita
- Spiny Oak-slug Moth Euclea delphinii
- Spiny Oakworm Moth Anisota stigma
- Spiny Witch-Hazel Gall Aphid Hamamelistes spinosus
- Splendid Dagger Acronicta superans
- Splendid Palpita Moth Palpita magniferalis
- Splendid Tiger Beetle Cicindela splendida
- Split-necked Neoclytus Neoclytus scutellaris
- Spongy Moth Lymantria dispar
- Spot-winged Glider Pantala hymenaea
- Spotted Apatelodes Moth Apatelodes torrefacta
- Spotted Beet Webworm Moth Hymenia perspectalis
- Spotted Cucumber Beetle Diabrotica undecimpunctata
- Spotted Grass Moth Rivula propinqualis
- Spotted Lanternfly Lycorma delicatula
- Spotted Orbweaver Neoscona crucifera
- Spotted Peppergrass Moth Eustixia pupula
- Spotted Phosphila Moth Phosphila miselioides
- Spotted Pink Lady Beetle Coleomegilla maculata
- Spotted Spreadwing Lestes congener
- Spotted Tussock Moth Lophocampa maculata
- Spotted-winged Drosophila Drosophila suzukii
- Spring Azure Celastrina ladon
- Spring Cankerworm Moth Paleacrita vernata
- Spring Dead-leaf Roller Moth Cenopis diluticostana
- Spring Field Cricket Gryllus veletis
- Spring Treetop Flasher Pyractomena borealis
- Springtime Darner Basiaeschna janata
- Sprinkled Locust Chloealtis conspersa
- Spruce Budworm Moth Choristoneura fumiferana
- Spun Glass Slug Moth Isochaetes beutenmuelleri
- Spurred Ceratina Ceratina calcarata
- Spurred Ridgeback Haplophthalmus danicus
- Squash Bug Anasa tristis
- Squash Lady Beetle Epilachna borealis
- Squash Vine Borer Eichlinia cucurbitae
- Stable Fly Stomoxys calcitrans
- Stalk Borer Papaipema nebris
- Starbellied Orbweaver Acanthepeira stellata
- Steel-blue Cricket-hunter Wasp Chlorion aerarium
- Stigmella prunifoliella group Stigmella prunifoliella
- Stinging Rose Caterpillar Moth Parasa indetermina
- Stirellus bicolor
- Stored grain moth Aglossa caprealis
- Stormy Arches Polia nimbosa
- Straight-lanced Meadow Katydid Conocephalus strictus
- Straight-lined Plagodis Moth Plagodis phlogosaria
- Straight-lined Vaxi Moth Vaxi critica
- Straight-toothed Sallow Eupsilia vinulenta
- Strawberry Leafroller Moth Ancylis comptana
- Strawberry Root Weevil Otiorhynchus ovatus
- Streaked Dagger Acronicta lithospila
- Streaked Lady Beetle Myzia pullata
- Stream Bluet Enallagma exsulans
- Stream Cruiser Didymops transversa
- Stripe-horned Green Lacewing Ceraeochrysa lineaticornis
- Stripe-legged Robber Fly Dioctria hyalipennis
- Striped Cucumber Beetle Acalymma vittatum
- Striped Eudonia Moth Eudonia strigalis
- Striped Fishing Spider Dolomedes scriptus
- Striped Ground Cricket Allonemobius fasciatus
- Striped Horse Fly Tabanus lineola
- Striped Lynx Spider Oxyopes salticus
- Striped Oak Webworm Moth Pococera expandens
- Subgothic and Tricose Darts Feltia subgothica
- Subterranean Dart Feltia subterranea
- Sulphur-winged Grasshopper Arphia sulphurea
- Sumac Gall Aphid Melaphis rhois
- Sumitrosis inaequalis
- Summer Azure Celastrina neglecta
- Summer Fishfly Chauliodes pectinicornis
- Summer Harp Ground Beetle Chlaenius aestivus
- Superb Jewelwing Calopteryx amata
- Suzuki's Promalactis Moth Promalactis suzukiella
- Swamp Cicada Neotibicen tibicen
- Swamp Darner Epiaeschna heros
- Swamp Milkweed Leaf Beetle Labidomera clivicollis
- Swamp Spreadwing Lestes vigilax
- Swarthy Skipper Nastra lherminier
- Sweetfern Geometer Moth Cyclophora pendulinaria
- Sweetflag Spreadwing Lestes forcipatus
- Sweetgum Leafroller Moth Sciota uvinella
- Sweetheart Underwing Catocala amatrix
- Swift Feather-legged Fly Trichopoda pennipes
- Swift Woodlouse Porcellio laevis
- Sword-bearing Conehead Neoconocephalus ensiger
- Swordsman Dart Agrotis gladiaria
- Sycamore Tussock Moth Halysidota harrisii
- Tabanus similis
- Tabanus sulcifrons
- Taedia scrupea
- Tan crab spider Xysticus ferox
- Tan Jumping Spider Platycryptus undatus
- Tanbark Borer Phymatodes testaceus
- Tawny Crescent Phyciodes batesii
- Tawny Emperor Asterocampa clyton
- Tawny Virbia Moth Virbia opella
- Tawny-edged Skipper Polites themistocles
- Tearful Underwing Catocala lacrymosa
- Telamona monticola
- Tersa Sphinx Xylophanes tersa
- Texas Grass Tubeworm Moth Acrolophus texanella
- Texas Gray Glenoides texanaria
- Texas Leafcutter Bee Megachile texana
- Texas Mocis Moth Mocis texana
- The Joker Feralia jocosa
- Thelma's Agonopterix Moth Agonopterix thelmae
- Thermonectus basillaris
- Thick-legged Hover Fly Syritta pipiens
- Thick-tailed Non-biting Midge Chironomus crassicaudatus
- Thin-lined Owlet Isogona tenuis
- Thin-spined Jumping Spider Tutelina elegans
- Thin-winged Owlet Nigetia formosalis
- Thionia bullata
- Thirteen-spotted Lady Beetle Hippodamia tredecimpunctata
- Thistle Stem Borer Moth Papaipema arctivorens
- Thistle Tortoise Beetle Cassida rubiginosa
- Three-lined Balsa Moth Balsa tristrigella
- Three-lined Flower Moth Schinia trifascia
- Three-lined Leafroller Moth Pandemis limitata
- Three-lined Potato Beetle Lema daturaphila
- Three-spined Grass Bug Stenodema pilosa
- Three-spotted Fillip Heterophleps triguttaria
- Three-spotted Sallow Eupsilia tristigmata
- Thrips Thysanoptera
- Tiger Bee Fly Xenox tigrinus
- Tigrosa annexa
- Tile-horned Prionus Prionus imbricornis
- Titian Peale's Moth Perispasta caeculalis
- Tobacco Budworm Moth Chloridea virescens
- Tomentose Burying Beetle Nicrophorus tomentosus
- Toothed Brown Carpet Xanthorhoe lacustrata
- Toothed Phigalia Moth Phigalia denticulata
- Toothed Somberwing Euclidia cuspidea
- Topiary Grass-veneer Chrysoteuchia topiarius
- Transverse-banded Flower Fly Eristalis transversa
- Traveling Cherry Millipede Pleuroloma flavipes
- Tree Cattle Cerastipsocus venosus
- Trepobates subnitidus
- Triangle-backed Pelochrista Moth and Allies Pelochrista dorsisignatana
- Triangulate Combfoot Steatoda triangulosa
- Tricolored Harp Ground Beetle Chlaenius tricolor
- Trout-lily Mining Bee Andrena erythronii
- Trumpet Vine Sphinx Paratrea plebeja
- Tufted Apple Bud Moth Platynota idaeusalis
- Tufted Globetail Sphaerophoria contigua
- Tufted Thyatirine Moth Pseudothyatira cymatophoroides
- Tulip Tree Leaf Miner Phyllocnistis liriodendronella
- Tulip-tree Beauty Epimecis hortaria
- Tulip-tree Silkmoth Callosamia angulifera
- Turbine Cylindrical Weevil Larinus turbinatus
- Turfgrass Ant Lasius neoniger
- Turquoise Bluet Enallagma divagans
- Twelve-spotted Skimmer Libellula pulchella
- Twelve-spotted Tiger Beetle Cicindela duodecimguttata
- Twenty-spotted Lady Beetle Psyllobora vigintimaculata
- Twice-stabbed Lady Beetle Chilocorus stigma
- Twice-stabbed Stink Bug Cosmopepla lintneriana
- Twig Pruner Anelaphus villosus
- Twin-flagged Jumping Spider Anasaitis canosa
- Twin-spotted Sphinx Smerinthus jamaicensis
- Two-banded Petrophila Petrophila bifascialis
- Two-horned Treehopper Stictocephala diceros
- Two-lined Chestnut Borer Agrilus bilineatus
- Two-lined Leatherwing Atalantycha bilineata
- Two-lined Spittlebug Prosapia bicincta
- Two-lined Stealthy Ground Spider Cesonia bilineata
- Two-lined Stripetail Isoperla bilineata
- Two-lined Wainscot Leucania commoides
- Two-spotted Bumble Bee Bombus bimaculatus
- Two-spotted Cobweb Spider Asagena americana
- Two-spotted Grass Bug Stenotus binotatus
- Two-spotted Skipper Euphyes bimacula
- Two-spotted Stink Bug Perillus bioculatus
- Two-striped Grasshopper Melanoplus bivittatus
- Two-striped Planthopper Acanalonia bivittata
- Two-toned Ancylis Moth Ancylis divisana
- Twospotted Spider Mite Tetranychus urticae
- Ugly-nest Caterpillar Moth Archips cerasivorana
- Uhler's Sundragon Helocordulia uhleri
- Uhler's Wood Cockroach Parcoblatta uhleriana
- Ultronia Underwing Catocala ultronia
- Umber Moth Hypomecis umbrosaria
- Unadorned Carpet Moth Hydrelia inornata
- Unarmed and Ursula Wainscots and Allies Leucania ursula
- Uncertain Field Ant Formica incerta
- Unequal Cellophane Bee Colletes inaequalis
- Unmarked Dagger Acronicta innotata
- Unspotted Looper Moth Allagrapha aerea
- Untomia albistrigella
- Ursine Spurleg Brachiacantha ursina
- Vagabond Sod Webworm Moth Agriphila vulgivagellus
- Variable Antepione Moth Antepione thisoaria
- Variable Big-headed Ant Pheidole bicarinata
- Variable Carpet Moth Anticlea vasiliata
- Variable Duskyface Fly Melanostoma mellinum
- Variable Fan-foot Zanclognatha laevigata
- Variable Oakleaf Caterpillar Moth Lochmaeus manteo
- Variable Reddish and California Pyrausta Moths Pyrausta rubricalis
- Variable Sallow Sericaglaea signata
- Varied Carpet Beetle Anthrenus verbasci
- Variegated Cutworm Moth Peridroma saucia
- Variegated Fritillary Euptoieta claudia
- Variegated Lady Beetle Hippodamia variegata
- Variegated Midget Elaphria versicolor
- Velvet-striped Grasshopper Eritettix simplex
- Velvetbean Caterpillar Moth Anticarsia gemmatalis
- Velvety bark beetle Penthe pimelia
- Venerable Dart Agrotis venerabilis
- Verbena Bud Moth Endothenia hebesana
- Verbena Moth Crambodes talidiformis
- Vesper Bluet Enallagma vesperum
- Vetch Looper Moth Caenurgia chloropha
- Viburnum Leaf Beetle Pyrrhalta viburni
- Viceroy Limenitis archippus
- Viereck's Sweat Bee Lasioglossum vierecki
- Virgin Moth Protitame virginalis
- Virgin Tiger Moth Grammia virgo
- Virginia Creeper Sphinx Darapsa myron
- Virginia Ctenucha Moth Ctenucha virginica
- Virginia Giant Hover Fly Milesia virginiensis
- Virginia Wood Cockroach Parcoblatta virginica
- Virginian Tiger Moth Spilosoma virginica
- Walnut Caloptilia Moth Caloptilia blandella
- Walnut Caterpillar Moth Datana integerrima
- Walnut Husk Maggot Fly Rhagoletis suavis
- Walnut Sphinx Amorpha juglandis
- Walsh's Locust Melanoplus walshii
- Walsingham's Grass Tubeworm Moth Acrolophus propinqua
- Wandering Brocade Moth Fishia illocata
- Wandering Glider Pantala flavescens
- Waterlily Borer Moth Elophila gyralis
- Waterlily Leaf Beetle Galerucella nymphaeae
- Waterlily Leafcutter Moth Elophila obliteralis
- Waved Sphinx Ceratomia undulosa
- Wavy Mucksucker Orthonevra nitida
- Wavy-lined Emerald Synchlora aerata
- Wavy-lined Fan-foot Zanclognatha jacchusalis
- Wavy-lined Heterocampa Moth Cecrita biundata
- Wavy-lined Mallow Moth Bagisara repanda
- Wedgling Moth Galgula partita
- Welsh Wave Moth Venusia cambrica
- West Virginia White Pieris virginiensis
- Western Carpenter Bee Xylocopa californica
- Western Conifer Seed Bug Leptoglossus occidentalis
- Western Corn Rootworm Diabrotica virgifera
- Western Honey Bee Apis mellifera
- Western Lynx Spider Oxyopes scalaris
- Wetland Giant Wolf Spider Tigrosa helluo
- Wheat Head Armyworm Dargida diffusa
- White Eulithis Moth Eulithis explanata
- White Flannel Moth Norape cretata
- White Furcula Moth Furcula borealis
- White M Hairstreak Parrhasius m-album
- White Micrathena Micrathena mitrata
- White Pine Angle Macaria pinistrobata
- White Pine Coneborer Moth Eucopina tocullionana
- White Slant-line Tetracis cachexiata
- White Spring Moth Lomographa vestaliata
- White Stripe-backed Moth Arogalea cristifasciella
- White Triangle Tortrix Clepsis persicana
- White Underwing Catocala relicta
- White-banded Crab Spider Misumenoides formosipes
- White-banded Fishing Spider Dolomedes albineus
- White-banded Sweat Bee Lasioglossum leucozonium
- White-dotted Groundling Condica videns
- White-dotted Prominent Nadata gibbosa
- White-faced Meadowhawk Sympetrum obtrusum
- White-footed Woods Mosquito Psorophora ferox
- White-fringed Emerald Nemoria mimosaria
- White-fringed weevil Naupactus leucoloma
- White-headed Prominent and Allies Symmerista albifrons
- White-jawed Jumping Spider Hentzia mitrata
- White-lined Leafroller Moth Amorbia humerosana
- White-lined Snout Hypena abalienalis
- White-lined Sphinx Hyles lineata
- White-margined Burrowing Bug Sehirus cinctus
- White-marked Tussock Moth Orgyia leucostigma
- White-roped Glaphyria Moth Glaphyria sesquistrialis
- White-spotted Leafroller Moth Argyrotaenia alisellana
- White-spotted Redectis Moth Redectis vitrea
- White-spotted Sable Anania funebris
- White-spotted Sawyer Monochamus scutellatus
- White-streaked Prominent Ianassa lignicolor
- White-striped Black Trichodezia albovittata
- White-winged March Fly Bibio albipennis
- Whitman's Jumping Spider Phidippus whitmani
- Widow Skimmer Libellula luctuosa
- Widow Underwing Catocala vidua
- Wild Cherry Sphinx Sphinx drupiferarum
- Wilke's Mining Bee Andrena wilkella
- Willow Bead Gall Mite Aculus tetanothrix
- Willow Leaf Beetle Plagiodera versicolora
- Willow Pinecone Gall Midge Rabdophaga strobiloides
- Winter Firefly Photinus corruscus
- Witch-hazel Cone Gall Aphid Hormaphis hamamelidis
- Wonderful Underwing Catocala mira
- Wood Nettle Gall Midge Dasineura investita
- Woodgrain Leafroller Moth Pandemis lamprosana
- Woodland Fuzzy Ant Lasius americanus
- Woodland Giant Wolf Spider Tigrosa aspersa
- Woodland Ground Beetle Poecilus lucublandus
- Woodland Malaria Mosquito Anopheles punctipennis
- Woodland Pool Mosquito Aedes canadensis
- Woodland Skipper Ochlodes sylvanoides
- Woodlouse Spider Dysdera crocata
- Woody Underwing Catocala grynea
- Wool Sower Gall Wasp Callirhytis seminator
- Wounded Leafhopper Erasmoneura vulnerata
- Yarrow Plume Moth Gillmeria pallidactyla
- Yehl Skipper Poanes yehl
- Yellow barklouse Valenzuela flavidus
- Yellow Garden Spider Argiope aurantia
- Yellow Mealworm Beetle Tenebrio molitor
- Yellow Nutsedge Moth Diploschizia impigritella
- Yellow Poplar Weevil Odontopus calceatus
- Yellow Shadow Ant Lasius umbratus
- Yellow Slant-line Tetracis crocallata
- Yellow Stone Eccoptura xanthenes
- Yellow Wave Moth Hybroma servulella
- Yellow-banded Bumble Bee Bombus terricola
- Yellow-banded Underwing Catocala cerogama
- Yellow-based Tussock Moth Dasychira basiflava
- Yellow-collared Scape Moth Cisseps fulvicollis
- Yellow-collared Slug Moth Apoda y-inversa
- Yellow-dusted Cream Moth Cabera erythemaria
- Yellow-fringed Dolichomia Moth Hypsopygia olinalis
- Yellow-Gray Underwing Catocala retecta
- Yellow-headed Cutworm Moth and Allies Apamea amputatrix
- Yellow-horned Flower Longhorn Beetle Strangalia luteicornis
- Yellow-legged Flower Fly Syrphus rectus
- Yellow-legged Mud-dauber Wasp Sceliphron caementarium
- Yellow-lined Owlet Colobochyla interpuncta
- Yellow-necked Caterpillar Moth Datana ministra
- Yellow-shouldered Slug Moth Lithacodes fasciola
- Yellow-sided Skimmer Libellula flavida
- Yellow-spotted Webworm Moth Anageshna primordialis
- Yellow-striped Armyworm Moth Spodoptera ornithogalli
- Yellow-washed Metarranthis Moth Metarranthis obfirmaria
- Yellow-winged Oak Leafroller Moth Argyrotaenia quercifoliana
- Youthful Underwing Catocala subnata
- Zabulon Skipper Lon zabulon
- Zebra Clubtail Stylurus scudderi
- Zebra Conchylodes Moth Conchylodes ovulalis
- Zebra Jumping Spider Salticus scenicus
- Zebra Swallowtail Eurytides marcellus
- Zephyr Sweat Bee Lasioglossum zephyrum