Denotes entries with color photo(s)
Denotes entries containing textual species accounts
Pipevine Swallowtail (Battus philenor)
Zebra Swallowtail (Eurytides marcellus)
Black Swallowtail (Papilio polyxenes)
Old World Swallowtail (Papilio machaon)
Giant Swallowtail (Papilio cresphontes)
Eastern Tiger Swallowtail (Papilio glaucus)
Canadian Tiger Swallowtail (Papilio canadensis)
Spicebush Swallowtail (Papilio troilus)
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Checkered White (Pontia protodice)
Western White (Pontia occidentalis)
Mustard White (Pieris oleracea)
West Virginia White (Pieris virginiensis)
Cabbage White (Pieris rapae)
Large Marble (Euchloe ausonides)
Olympia Marble (Euchloe olympia)
Clouded Sulphur (Colias philodice)
Orange Sulphur (Colias eurytheme)
Pink-edged Sulphur (Colias interior)
Southern Dogface (Zerene cesonia)
Cloudless Sulphur (Phoebis sennae)
Orange-barred Sulphur (Phoebis philea)
Mexican Yellow (Eurema mexicana)
Little Yellow (Eurema lisa)
Sleepy Orange (Eurema nicippe)
Dainty Sulphur (Nathalis iole)
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Harvester (Feniseca tarquinius)
American Copper (Lycaena phlaeas)
Bronze Copper (Lycaena hyllus)
Bog Copper (Lycaena epixanthe)
Dorcas Copper (Lycaena dorcas)
Purplish Copper (Lycaena helloides)
Coral Hairstreak (Satyrium titus)
Acadian Hairstreak (Satyrium acadica)
Edwards' Hairstreak (Satyrium edwardsii)
Banded Hairstreak (Satyrium calanus)
Hickory Hairstreak (Satyrium caryaevorum)
Striped Hairstreak (Satyrium liparops)
Southern Hairstreak (Fixsenia favonius)
Brown Elfin (Callophrys augustinus)
Hoary Elfin (Callophrys polios)
Frosted Elfin (Callophrys irus)
Henry's Elfin (Callophrys henrici)
Eastern Pine Elfin (Callophrys niphon)
Western Pine Elfin (Callophrys eryphon)
White M Hairstreak (Parrhasius m-album)
Gray Hairstreak (Strymon melinus)
Red-banded Hairstreak (Calycopis cecrops)
Early Hairstreak (Erora laeta)
Reakirt's Blue (Hemiargus isola)
Eastern Tailed-Blue (Everes comyntas)
Western Tailed-Blue (Everes amyntula)
Spring Azure (Celastrina "ladon")
Summer Azure (Celastrina neglecta)
Silvery Blue (Glaucopsyche lygdamus)
Northern Blue (Lycaeides idas)
Melissa Blue (Lycaeides melissa)
Greenish Blue (Plebeius saepiolus)
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Swamp Metalmark (Calephelis muticum)
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American Snout (Libytheana carinenta)
Gulf Fritillary (Agraulis vanillae)
Variegated Fritillary (Euptoieta claudia)
Great Spangled Fritillary (Speyeria cybele)
Aphrodite Fritillary (Speyeria aphrodite)
Regal Fritillary (Speyeria idalia)
Atlantis Fritillary (Speyeria atlantis)
Bog Fritillary (Boloria eunomia)
Silver-bordered Fritillary (Boloria selene)
Meadow Fritillary (Boloria bellona)
Frigga Fritillary (Boloria frigga)
Freija Fritillary (Boloria freija)
Gorgone Checkerspot (Chlosyne gorgone)
Silvery Checkerspot (Chlosyne nycteis)
Harris' Checkerspot (Chlosyne harrisii)
Pearl Crescent (Phyciodes tharos)
Northern Crescent (Phyciodes cocyta)
Tawny Crescent (Phyciodes batesii)
Baltimore (Euphydryas phaeton)
Question Mark (Polygonia interrogationis)
Eastern Comma (Polygonia comma)
Satyr Comma (Polygonia satyrus)
Green Comma (Polygonia faunus)
Hoary Comma (Polygonia gracilis)
Gray Comma (Polygonia progne)
Compton Tortoiseshell (Nymphalis vaualbum)
California Tortoiseshell (Nymphalis californica)
Mourning Cloak (Nymphalis antiopa)
Milbert's Tortoiseshell (Nymphalis milberti)
American Lady (Vanessa virginiensis)
Painted Lady (Vanessa cardui)
Red Admiral (Vanessa atalanta)
Common Buckeye (Junonia coenia)
Red-spotted Purple (Limenitis arthemis)
'Astyanax' Red-spotted Purple (Limenitis arthemis astyanax)
White Admiral (Limenitis arthemis arthemis)
Viceroy (Limenitis archippus)
Goatweed Leafwing (Anaea andria)
Hackberry Emperor (Asterocampa celtis)
Tawny Emperor (Asterocampa clyton)
Northern Pearly Eye (Enodia anthedon)
Eyed Brown (Satyrodes eurydice)
Appalachian Brown (Satyrodes appalachia)
Mitchell's Satyr (Neonympha mitchellii)
Little Wood Satyr (Megisto cymela)
Common Ringlet (Coenonympha tullia)
Common Wood Nymph (Cercyonis pegala)
Red-disked Alpine (Erebia discoidalis)
Macoun's Arctic (Oeneis macounii)
Chryxus Arctic (Oeneis chryxus)
Jutta Arctic (Oeneis jutta)
Monarch (Danaus plexippus)
Queen (Danaus gilippus)
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Silver-spotted Skipper (Epargyreus clarus)
Long-tailed Skipper (Urbanus proteus)
Hoary Edge (Achalarus lyciades)
Southern Cloudywing (Thorybes bathyllus)
Northern Cloudywing (Thorybes pylades)
Dreamy Duskywing (Erynnis icelus)
Sleepy Duskywing (Erynnis brizo)
Juvenal's Duskywing (Erynnis juvenalis)
Horace's Duskywing (Erynnis horatius)
Mottled Duskywing (Erynnis martialis)
Columbine Duskywing (Erynnis lucilius)
Wild Indigo Duskywing (Erynnis baptisiae)
Persius Duskywing (Erynnis persius)
Grizzled Skipper (Pyrgus centaureae)
Common Checkered-Skipper (Pyrgus communis)
Common Sootywing (Pholisora catullus)
Arctic Skipper (Carterocephalus palaemon)
Swarthy Skipper (Nastra lherminier)
Least Skipper (Ancyloxypha numitor)
Poweshiek Skipperling (Oarisma poweshiek)
European Skipper (Thymelicus lineola)
Fiery Skipper (Hylephila phyleus)
Common Branded Skipper (Hesperia comma)
Ottoe Skipper (Hesperia ottoe)
Leonard's Skipper (Hesperia leonardus)
Cobweb Skipper (Hesperia metea)
Indian Skipper (Hesperia sassacus)
Peck's Skipper (Polites peckius)
Tawny-edged Skipper (Polites themistocles)
Crossline Skipper (Polites origenes)
Long Dash (Polites mystic)
Northern Broken-Dash (Wallengrenia egeremet)
Little Glassywing (Pompeius verna)
Sachem (Atalopedes campestris)
Delaware Skipper (Anatrytone logan)
Mulberry Wing (Poanes massasoit)
Hobomok Skipper (Poanes hobomok)
Zabulon Skipper (Poanes zabulon)
Broad-winged Skipper (Poanes viator)
Dion Skipper (Euphyes dion)
Dukes' Skipper (Euphyes dukesi)
Black Dash (Euphyes conspicua)
Two-spotted Skipper (Euphyes bimacula)
Dun Skipper (Euphyes vestris)
Dusted Skipper (Atrytonopsis hianna)
Pepper and Salt Skipper (Amblyscirtes hegon)
Common Roadside-Skipper (Amblyscirtes vialis)
Eufala Skipper (Lerodea eufala)
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