The Yale Peabody Museum’s Division of Entomology is host to the website of the Connecticut Butterfly Atlas Project.
Hesperiidae (Skippers)
Papilionidae (Swallowtails)
Pieridae (Whites and Sulphurs)
Lycaenidae (Gossamer Wings)
Riodinidae (Metalmarks)
Nymphalidae (Brushfoots)
Hesperiidae (Skippers)
Epargyreus clarus — Silver-spotted Skipper
Urbanus proteus — Long-tailed Skipper
Achalarus lyciades — Hoary Edge
Thorybes bathyllus — Southern Cloudywing
Thorybes pylades — Northern Cloudywing
Erynnis icelus — Dreamy Duskywing
Erynnis brizo — Sleepy Duskywing
Erynnis juvenalis — Juvenal’s Duskywing
Erynnis zarucco — Zarucco Duskywing
Erynnis horatius — Horace’s Duskywing
Erynnis martialis — Mottled Duskywing (historic)
Erynnis lucilius — Columbine Duskywing
Erynnis baptisiae — Wild Indigo Duskywing
Erynnis persius — Persius Duskywing
Pyrgus communis — Checkered Skipper
Pholisora catullus — Common Sootywing
Carterocephalus palaemon — Arctic Skipper
Nastra lherminier — Swarthy Skipper
Ancyloxypha numitor — Least Skipper
Thymelicus lineola — European Skipper
Hylephila phyleus — Fiery Skipper
Hesperia leonardus — Leonard’s Skipper
Hesperia metea — Cobweb Skipper
Hesperia sassacus — Indian Skipper
Polites peckius — Peck’s Skipper
Polites themistocles — Tawny-edged Skipper
Polites origenes — Crossline Skipper
Polites mystic — Long Dash
Wallengrenia egeremet — Northern Broken Dash
Pompeius verna — Little Glassy Wing
Atalopedes campestris — Sachem
Anatrytone logan — Delaware Skipper
Poanes massasoit — Mulberry Wing
Poanes hobomok — Hobomok Skipper
Poanes zabulon — Zabulon Skipper
Poanes viator — Broad-winged Skipper
Euphyes dion — Dion Skipper
Euphyes conspicua — Black Dash
Euphyes bimacula — Two-spotted Skipper
Euphyes vestris — Dun Skipper
Atrytonopsis hianna — Dusted Skipper
Amblyscirtes hegon — Pepper & Salt Skipper
Amblyscirtes vialis — Common Roadside Skipper
Panoquina ocola — Ocola Skipper
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Papilionidae (Swallowtails)
Battus philenor — Pipevine Swallowtail
Papilio polyxenes — Black Swallowtail
Papilio cresphontes — Giant Swallowtail
Papilio glaucus — Eastern Tiger Swallowtail
Papilio canadensis — Canadian Tiger Swallowtail
Papilio troilus — Spicebush Swallowtail
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Pieridae (Whites and Sulphurs)
Pieris protodice — Checkered White
Pieris virginiensis — West Virginia White
Pieris rapae — Cabbage White
Anthocaris midea — Falcate Orangetip
Colias philodice — Clouded Sulphur
Colias eurytheme — Orange Sulphur
Colias cesonia — Southern Dogface (historic)
Phoebis sennae — Cloudless Sulphur
Eurema lisa — Little Yellow
Eurema nicippe — Sleepy Orange (historic)
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Lycaenidae (Gossamer Wings)
Feniseca tarquinius — Harvester
Lycaena phlaeas — American Copper
Lycaena hyllus — Bronze Copper
Lycaena epixanthe — Bog Copper
Satyrium acadicum — Acadian Hairstreak
Satyrium titus — Coral Hairstreak
Satyrium edwardsii — Edwards’ Hairstreak
Satyrium calanus — Banded Hairstreak
Satyrium caryaevorum — Hickory Hairstreak
Satyrium liparops — Striped Hairstreak
Fixsenia favonius — Southern Hairstreak
Calycopis cecrops — Red-banded Hairstreak
Callophrys augustinus — Brown Elfin
Callophrys polia — Hoary Elfin (historic)
Callophrys irus — Frosted Elfin
Callophrys henrici — Henry’s Elfin
Callophrys niphon — Eastern Pine Elfin
Callophrys grynea — Juniper (Olive) Hairstreak
Callophrys hesseli — Hessel’s Hairstreak
Parrhasius m-album — White M Hairstreak
Strymon melinus — Gray Hairstreak
Everes comyntas — Eastern Tailed Blue
Celastrina ladon — Spring Azure
Celastrina neglecta — Summer Azure
Celastrina undescribed sp. — Cherry Gall Azure
Celastrina neglectamajor — Appalachian Azure
Glaucopsyche lygdamus — Silvery Blue
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Riodinidae (Metalmarks)
Calephelis borealis — Northern Metalmark
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Nymphalidae (Brushfoots)
Libytheana carinenta — American Snout
Euptoieta claudia — Variegated Fritillary
Speyeria cybele — Great Spangled Fritillary
Speyeria aphrodite — Aphrodite Fritillary
Speyeria idalia — Regal Fritillary (historic)
Speyeria atlantis — Atlantis Fritillary
Boloria selene — Silver-Bordered Fritillary
Boloria bellona — Meadow Fritillary
Chlosyne nycteis — Silvery Checkerspot
Chlosyne harrisii — Harris’ Checkerspot
Phyciodes tharos — Pearl Crescent
Euphydryas phaeton — Baltimore Checkerspot
Polygonia interrogationis — Question Mark
Polygonia comma — Eastern Comma
Polygonia progne — Gray Comma (historic)
Nymphalis vau-album — Compton Tortoiseshell
Nymphalis antiopa — Mourning Cloak
Nymphalis milberti — Milbert’s Tortoiseshell
Vanessa virginiensis — American Lady
Vanessa cardui — Painted Lady
Vanessa atalanta — Red Admiral
Junonia coenia — Common Buckeye
Limenitis arthemis — Red-spotted Purple/White Admiral
Limenitis archippus — Viceroy
Asterocampa celtis — Hackberry Emperor
Asterocampa clyton — Tawny Emperor
Enodia anthedon — Northern Pearly Eye
Satyrodes eurydice — Eyed Brown
Satyrodes appalachia — Appalachian Brown
Megisto cymela — Little Wood Satyr
Coenonympha tullia — Common Ringlet
Cercyonis pegala — Common Wood Nymph
Danaus plexippus — Monarch
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