Welcome to Connecticut butterflies.
As a small Atlantic Coast state, Connecticut ranks at the lower end of the butterfly diversity for states. According to the Yale Peabody Museum,
At one time or another over 120 butterfly species have been reported from Connecticut. Of these, 114 may still occur in the state. The Connecticut Butterfly Atlas Project documented the occurrence of 110 species from 1995 through 1999.
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Butterflies: Whites and Yellows
Pieridae, the family of butterflies with white wings and yellow wings, makes a good appearnce in the state. The list has some more Southern species such as the Southern Dogface, and they are considered uncommon species. Orange and Clouded Sulphurs are probably the most common species.
West Virginia White
Blues, Hairtreaks and Coppers
Eastern Tailed-blues and Azures are the most common of the blue butterfly species. The Bog Copper is considered endangered in the state.
Corals, Edwards and Banded Hairstreaks are the most common species in the state. Otherwise the list consists of species that are more local in their appearances. The picture shows a Coral Hairstreak.
Cherry Gall Azure
Eastern Pine Elfin
Brush Footed Butterflies
Most Connecticut residents and visitors will be familiar with the Brush Footed butterflies they see in the state. Many are common in urban areas and adapt easily to gardens and parks. Fritillaries and Crescents are not very common. The picture shows a Viceroy, a very common species.
The list is similar to most Atlantic states.
Great Spangled Fritillary
Red-spotted Purple or
arthemis White Admiral
astyanax Astyanax’ Red-spotted
The Black, Eastern Tiger and Spicebush Swallowtails are the most common species in Connecticut.
- Pipevine Swallowtail
- Zebra Swallowtail
- Black Swallowtail
- Canadian Tiger Swallowtail
- Eastern Tiger Swallowtail
- Spicebush Swallowtail
- Giant Swallowtail
Only one metalmark species lives in Connecticut, the Northern Metalmark. It is considered endangred in the state.