This list of butterflies are native

 to the state of Pennsylvania.

American Lady

Vanessa Virginiensis

American Snout

Libytheana Carinenta

Aphrodite Fritillary

Speyeria Aphrodite

Atlantis Fritillary

Speyeria Atlantis

Baltimore

Euphydryas Phaeton

Black Swallowtail

Papilio Polyxenes

California Tortoiseshell

Nymphalis Californica

Canadian Tiger Swallowtail

Papilio Canadensis

Columbine Duskywing

Erynnis Lucilius

Common Buckeye

Junonia Coenia

Common Checkered Skipper

Pyrgus Communis

Common Sootywing

Pholisora Catullus

Compton Tortoiseshell

Nymphalis Vaualbum

Confused Cloudywing

Thorybes Confusis

Dreamy Duskywing

Erynnis Icelus

Eastern Comma

Polygonia Comma

Eastern Tiger Swallowtail

Papilio Glaucus

Giant Swallowtail

Papilio Cresphontes

Golden Banded Skipper

Autochton Cellus

Gorgone Checkerspot

Chlosyne Gorgone

Gray Comma

Polygonia Progne

Great Spangled Fritillary

Speyeria Cybele

Green Comma

Polygonia Faunus

Grizzled Skipper

Pyrgus Centaureae

Gulf Fritillary

Argraulis Vanillae

Hackberry Emporer

Asterocampa Celtis

Harris Checkerspot

Chlosyne Harrisii

Harvester

Feniseca Tarquinius

Hayhurst's Scallowpwing

Staphylus Hayhurstii

Hoary Edge

Achalarus Lyciades

Horace's Duskywing

Erynnis Horatius

Juvenal's Duskywing

Erynnis Juvenalis

Long-Tailed Skipper

Urbanus Proteus

Meadow Fritillary

Boloria Bellona

Milbert's Tortoiseshell

Aglais Milberti

Monarch

Danaus Plexippus

Mottled Duskywing

Erynnis Martialis

Mourning Cloak

Nymphalis Antiopa

Northern Cloudywing

Thorybes Pylades

Northern Crescent

Phyciodes Tharos

Northern Metalmark

Calephelis Borealis

Painted Lady

Vanessa Cardui

Palamedes Swallowtail

Papilio Palamedes

Pearl Crescent

Phyciodes Tharos

Persius Duskywing

Erynnis Persius

Pipevine Swallowtail

Battus Philenor

Question Mark

Polygonia Interrogationis

Red Admiral

Vanessa Atalanta

Red Spotted Purple

Limenitis Arthemis

Regal Fritillary

Speyeria Idalia

Silver-Bordered Fritillary

Boloria Selene

Silver Spotted Skipper

Epargyreus Clarus

Silvery Checkerspot

Chlosyne Nycteis

Sleepy Duskywing

Erynnis brizo

Southern Cloudywing

Thorybes Bathyllus

Spicebush Swallowtail

Papilio Troilus

Tawny Crescent

Phyciodes Batesii

Tawny Emporer

Asterocampa Clyton

Varigated Fritillary

Euptoieta Claudia

Viceroy

Limenitis Archippus

White Admiral

Limenitis Arthemis Arthemis

Wild Indigo Duskywing

Erynnis Baptisiae

Zarucca Duskywing

Erynnis Zarucco

Zebra Swallowtail

Eurytides Marcellus