Denotes entries with color photo(s)
Denotes entries containing textual species accounts

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Families

• Swallowtails (Family Papilionidae)
• Whites and Sulphurs (Family Pieridae)
• Gossamer-wing Butterflies (Family Lycaenidae)
• Brush-footed Butterflies (Family Nymphalidae)
• Skippers (Family Hesperiidae)

Swallowtails (Family Papilionidae)

Swallowtails (Subfamily Papilioninae)

Pipevine Swallowtail (Battus philenor)

Black Swallowtail (Papilio polyxenes)

Giant Swallowtail (Papilio cresphontes)

Eastern Tiger Swallowtail (Papilio glaucus)

Canadian Tiger Swallowtail (Papilio canadensis)

Spicebush Swallowtail (Papilio troilus)

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Whites and Sulphurs (Family Pieridae)

Whites (Subfamily Pierinae)

Checkered White (Pontia protodice)

Mustard White (Pieris oleracea)

Cabbage White (Pieris rapae)

Sulphurs (Subfamily Coliadinae)

Clouded Sulphur (Colias philodice)

Orange Sulphur (Colias eurytheme)

Pink-edged Sulphur (Colias interior)

Southern Dogface (Zerene cesonia)

Little Yellow (Eurema lisa)

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Gossamer-wing Butterflies (Family Lycaenidae)

Harvesters (Subfamily Miletinae)

Harvester (Feniseca tarquinius)

Coppers (Subfamily Lycaeninae)

American Copper (Lycaena phlaeas)

Bronze Copper (Lycaena hyllus)

Bog Copper (Lycaena epixanthe)

Hairstreaks (Subfamily Theclinae)

Coral Hairstreak (Satyrium titus)

Acadian Hairstreak (Satyrium acadica)

Edwards' Hairstreak (Satyrium edwardsii)

Banded Hairstreak (Satyrium calanus)

Striped Hairstreak (Satyrium liparops)

Brown Elfin (Callophrys augustinus)

Hoary Elfin (Callophrys polios)

Frosted Elfin (Callophrys irus)

Henry's Elfin (Callophrys henrici)

Bog Elfin (Callophrys lanoraieensis)

Eastern Pine Elfin (Callophrys niphon)

Western Pine Elfin (Callophrys eryphon)

Juniper Hairstreak (Callophrys gryneus)

Hessel's Hairstreak (Callophrys hesseli)

Gray Hairstreak (Strymon melinus)

Early Hairstreak (Erora laeta)

Blues (Subfamily Polyommatinae)

Eastern Tailed-Blue (Everes comyntas)

Spring Azure (Celastrina "ladon")

Summer Azure (Celastrina neglecta)

Silvery Blue (Glaucopsyche lygdamus)

Melissa Blue (Lycaeides melissa)

Greenish Blue (Plebeius saepiolus)

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Brush-footed Butterflies (Family Nymphalidae)

Snouts (Subfamily Libytheinae)

American Snout (Libytheana carinenta)

Heliconians and Fritillaries (Subfamily Heliconiinae)

Variegated Fritillary (Euptoieta claudia)

Great Spangled Fritillary (Speyeria cybele)

Aphrodite Fritillary (Speyeria aphrodite)

Regal Fritillary (Speyeria idalia)

Atlantis Fritillary (Speyeria atlantis)

Silver-bordered Fritillary (Boloria selene)

Meadow Fritillary (Boloria bellona)

Arctic Fritillary (Boloria chariclea)

True Brush-foots (Subfamily Nymphalinae)

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)

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)

Admirals and Relatives (Subfamily Limenitidinae)

Red-spotted Purple (Limenitis arthemis)

'Astyanax' Red-spotted Purple (Limenitis arthemis astyanax)

White Admiral (Limenitis arthemis arthemis)

Viceroy (Limenitis archippus)

Satyrs (Subfamily Satyrinae)

Northern Pearly Eye (Enodia anthedon)

Eyed Brown (Satyrodes eurydice)

Appalachian Brown (Satyrodes appalachia)

Little Wood Satyr (Megisto cymela)

Common Ringlet (Coenonympha tullia)

Common Wood Nymph (Cercyonis pegala)

Jutta Arctic (Oeneis jutta)

Melissa Arctic (Oeneis melissa)

Monarchs (Subfamily Danainae)

Monarch (Danaus plexippus)

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Skippers (Family Hesperiidae)

Spread-wing Skippers (Subfamily Pyrginae)

Silver-spotted Skipper (Epargyreus clarus)

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)

Common Sootywing (Pholisora catullus)

Grass Skippers (Subfamily Hesperiinae)

Arctic Skipper (Carterocephalus palaemon)

Least Skipper (Ancyloxypha numitor)

European Skipper (Thymelicus lineola)

Common Branded Skipper (Hesperia comma)

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)

Delaware Skipper (Anatrytone logan)

Mulberry Wing (Poanes massasoit)

Hobomok Skipper (Poanes hobomok)

Broad-winged Skipper (Poanes viator)

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)

Twin-spot Skipper (Oligoria maculata)

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