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)

Zebra Swallowtail (Eurytides marcellus)

Black Swallowtail (Papilio polyxenes)

Giant Swallowtail (Papilio cresphontes)

Eastern Tiger Swallowtail (Papilio glaucus)

Spicebush Swallowtail (Papilio troilus)

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Whites and Sulphurs (Family Pieridae)

Whites (Subfamily Pierinae)

Pine White (Neophasia menapia)

Checkered White (Pontia protodice)

Mustard White (Pieris oleracea)

Cabbage White (Pieris rapae)

Large Marble (Euchloe ausonides)

Olympia Marble (Euchloe olympia)

Sulphurs (Subfamily Coliadinae)

Clouded Sulphur (Colias philodice)

Orange Sulphur (Colias eurytheme)

Giant Sulphur (Colias gigantea)

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)

Dainty Sulphur (Nathalis iole)

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Gossamer-wing Butterflies (Family Lycaenidae)

Harvesters (Subfamily Miletinae)

Harvester (Feniseca tarquinius)

Coppers (Subfamily Lycaeninae)

American Copper (Lycaena phlaeas)

Gray Copper (Lycaena dione)

Bronze Copper (Lycaena hyllus)

Bog Copper (Lycaena epixanthe)

Dorcas Copper (Lycaena dorcas)

Purplish Copper (Lycaena helloides)

Hairstreaks (Subfamily Theclinae)

Coral Hairstreak (Satyrium titus)

Acadian Hairstreak (Satyrium acadica)

Edwards' Hairstreak (Satyrium edwardsii)

Banded Hairstreak (Satyrium calanus)

Hickory Hairstreak (Satyrium caryaevorum)

Striped Hairstreak (Satyrium liparops)

Brown Elfin (Callophrys augustinus)

Hoary Elfin (Callophrys polios)

Henry's Elfin (Callophrys henrici)

Eastern Pine Elfin (Callophrys niphon)

Western Pine Elfin (Callophrys eryphon)

Juniper Hairstreak (Callophrys gryneus)

Gray Hairstreak (Strymon melinus)

Blues (Subfamily Polyommatinae)

Marine Blue (Leptotes marina)

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)

Lupine Blue (Plebeius lupini)

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Brush-footed Butterflies (Family Nymphalidae)

Snouts (Subfamily Libytheinae)

American Snout (Libytheana carinenta)

Heliconians and Fritillaries (Subfamily Heliconiinae)

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)

Mormon Fritillary (Speyeria mormonia)

Bog Fritillary (Boloria eunomia)

Silver-bordered Fritillary (Boloria selene)

Meadow Fritillary (Boloria bellona)

Frigga Fritillary (Boloria frigga)

Freija Fritillary (Boloria freija)

Arctic Fritillary (Boloria chariclea)

True Brush-foots (Subfamily Nymphalinae)

Gorgone Checkerspot (Chlosyne gorgone)

Silvery Checkerspot (Chlosyne nycteis)

Harris' Checkerspot (Chlosyne harrisii)

Pearl Crescent (Phyciodes tharos)

Northern Crescent (Phyciodes cocyta)

Tawny Crescent (Phyciodes batesii)

Variable Checkerspot (Euphydryas chalcedona)

Baltimore (Euphydryas phaeton)

Question Mark (Polygonia interrogationis)

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)

Emperors (Subfamily Apaturinae)

Hackberry Emperor (Asterocampa celtis)

Tawny Emperor (Asterocampa clyton)

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)

Taiga Alpine (Erebia mancinus)

Red-disked Alpine (Erebia discoidalis)

Macoun's Arctic (Oeneis macounii)

Uhler's Arctic (Oeneis uhleri)

Jutta Arctic (Oeneis jutta)

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)

Grizzled Skipper (Pyrgus centaureae)

Common Checkered-Skipper (Pyrgus communis)

Common Sootywing (Pholisora catullus)

Grass Skippers (Subfamily Hesperiinae)

Arctic Skipper (Carterocephalus palaemon)

Swarthy Skipper (Nastra lherminier)

Least Skipper (Ancyloxypha numitor)

Poweshiek Skipperling (Oarisma poweshiek)

Garita Skipperling (Oarisma garita)

European Skipper (Thymelicus lineola)

Fiery Skipper (Hylephila phyleus)

Uncas Skipper (Hesperia uncas)

Common Branded Skipper (Hesperia comma)

Ottoe Skipper (Hesperia ottoe)

Leonard's Skipper (Hesperia leonardus)

Pahaska Skipper (Hesperia pahaska)

Dakota Skipper (Hesperia dacotae)

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)

Arogos Skipper (Atrytone arogos)

Delaware Skipper (Anatrytone logan)

Mulberry Wing (Poanes massasoit)

Hobomok Skipper (Poanes hobomok)

Broad-winged Skipper (Poanes viator)

Dion Skipper (Euphyes dion)

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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