List of butterflies of Connecticut

This is a list of butterflies that can be found in the U.S. state of Connecticut. The list is in alphabetical order by scientific name.

• Achalarus lyciades – hoary edge
• Amblyscirtes hegon – pepper and salt skipper
• Amblyscirtes vialis – common roadside skipper
• Anatrytone logan – Delaware skipper
• Ancyloxypha numitor – least skipper
• Anthocharis midea – falcate orangetip
• Asterocampa celtis – hackberry emperor
• Asterocampa clyton – tawny emperor
• Atalopedes campestris – sachem
• Atrytonopsis hianna – dusted skipper
• Battus philenor – pipevine swallowtail
• Boloria bellona – meadow fritillary
• Boloria selene – silver-bordered fritillary
• Calephelis borealis – northern metalmark
• Callophrys augustinus – brown elfin
• Calycopis cecrops – red-banded hairstreak
• Callophrys gryneus – juniper (olive) hairstreak
• Callophrys henrici – Henry's elfin
• Callophrys hesseli – Hessel's hairstreak
• Callophrys irus – frosted elfin
• Callophrys niphon – eastern pine elfin
• Callophrys polia – hoary elfin
• Carterocephalus palaemon – Arctic skipper
• Celastrina ladon – spring azure
• Celastrina neglecta – summer azure
• Celastrina neglectamajor – Appalachian azure
• Cercyonis pegala – common wood nymph
• Chlosyne harrisii – Harris' checkerspot
• Chlosyne nycteis – silvery checkerspot
• Coenonympha tullia – common ringle
• Colias eurytheme – orange sulphur
• Colias philodice – clouded sulphur
• Danaus plexippus – monarch
• Enodia anthedon – northern pearly eye
• Epargyreus clarus – silver-spotted skipper
• Erynnis baptisiae – wild indigo duskywing
• Erynnis brizo – sleepy duskywing
• Erynnis horatius – Horace's duskywing
• Erynnis icelus – dreamy duskywing
• Erynnis juvenalis – Juvenal's duskywing
• Erynnis lucilius – columbine duskywing
• Erynnis martialis – mottled duskywing
• Erynnis persius – Persius duskywing
• Erynnis zarucco – zarucco duskywing
• Euphyes bimacula – two-spotted skipper
• Euphyes conspicua – black dash
• Euphyes dion – Dion skipper
• Euphyes vestris – dun skipper
• Eurema lisa – little yellow
• Eurema nicippe – sleepy orange
• Everes comyntas – eastern tailed blue
• Feniseca tarquinius – harvester
• Fixsenia favonius – southern hairstreak
• Glaucopsyche lygdamus – silvery blue
• Hesperia leonardus – Leonard's skipper
• Hesperia metea – cobweb skipper
• Hesperia sassacus – Indian skipper
• Hylephila phyleus – fiery skipper
• Junonia coenia – common buckeye
• Libytheana carinenta – American snout
• Limenitis archippus – viceroy
• Limenitis arthemis – red-spotted purple/white admiral
• Lycaena epixanthe – bog copper
• Lycaena hyllus – bronze copper
• Lycaena phlaeas – American copper
• Megisto cymela – little wood satyr
• Nastra lherminier – swarthy skipper
• Nymphalis antiopa – mourning cloak
• Nymphalis milberti – Milbert's tortoiseshell
• Nymphalis vaualbum – Compton tortoiseshell
• Panoquina ocola – ocola skipper
• Papilio canadensis – Canadian tiger swallowtail
• Papilio cresphontes – giant swallowtail
• Papilio glaucus – eastern tiger swallowtail
• Papilio polyxenes – black swallowtail
• Papilio troilus – spicebush swallowtail
• Parrhasius m-album – white M hairstreak
• Phoebis sennae – cloudless sulphur
• Pholisora catullus – common sootywing
• Phyciodes tharos – pearl crescent
• Pieris protodice – checkered white
• Pieris rapae – cabbage white
• Pieris virginiensis – West Virginia white
• Poanes hobomok – Hobomok skipper
• Poanes massasoit – mulberry wing
• Poanes viator – broad-winged skipper
• Poanes zabulon – Zabulon skipper
• Polites mystic – long dash
• Polites origenes – crossline skipper
• Polites peckius – Peck's skipper
• Polites themistocles – tawny-edged skipper
• Polygonia comma – eastern comma
• Polygonia interrogationis – question mark
• Polygonia progne – gray comma
• Pompeius verna – little glassy wing
• Pyrgus communis – checkered skipper
• Satyrium acadicum – Acadian hairstreak
• Satyrium calanus – banded hairstreak
• Satyrium caryaevorum – hickory hairstreak
• Satyrium edwardsii – Edwards hairstreak
• Satyrium liparops – striped hairstreak
• Satyrium titus – coral hairstreak
• Satyrodes appalachia – Appalachian brown
• Satyrodes eurydice – eyed brown
• Speyeria aphrodite – Aphrodite fritillary
• Speyeria atlantis – Atlantis fritillary
• Speyeria cybele – great spangled fritillary
• Strymon melinus – gray hairstreak
• Thorybes bathyllus – southern cloudywing
• Thorybes pylades – northern cloudywing
• Thymelicus lineola – European skipper
• Urbanus proteus – long-tailed skipper
• Vanessa atalanta – red admiral
• Vanessa cardui – painted lady
• Vanessa virginiensis – American lady
• Wallengrenia egeremet – northern broken dash
• Zerene cesonia – southern dogface