Snakes Of Pennsylvania

Venomous Species

Northern Copperhead

Northern Copperhead

Agkistrodon contortrix mokasen
Venomous
Timber Rattlesnake

Timber Rattlesnake

Crotalus horridus
Venomous
Eastern Massasauga

Eastern Massasauga

Sistrurus c. catenatus
Venomous

Non-venomous Species

Eastern Wormsnake

Eastern Wormsnake

Carphophis amoenus
Kirtland’s Snake

Kirtland’s Snake

Clonophis kirtlandii
Northern Racer

Northern Racer

Coluber constrictor constrictor
Northern Ring-necked Snake

Northern Ring-necked Snake

Diadophis punctatus edwardsii
Eastern Hog-nosed Snake

Eastern Hog-nosed Snake

Heterodon platirhinos
Eastern Milksnake

Eastern Milksnake

Lampropeltis triangulum triangulum
Northern Watersnake

Northern Watersnake

Nerodia sipedon sipedon
Northern Rough Greensnake

Northern Rough Greensnake

Opheodrys aestivus
Smooth Greensnake

Smooth Greensnake

Opheodrys vernalis
Eastern Ratsnake

Eastern Ratsnake

Pantherophis alleghaniensis
Queensnake

Queensnake

Regina septemvittata
Northern Brownsnake

Northern Brownsnake

Storeria dekayi dekayi
Northern Red-bellied Snake

Northern Red-bellied Snake

Storeria occipitomaculata occipitomaculata
Short-headed Gartersnake

Short-headed Gartersnake

Thamnophis brachystoma
Ribbonsnakes

Ribbonsnakes

Thamnophis s. sauritus (Eastern) Thamnophis s. septentrionalis (Northern)
Eastern Gartersnake

Eastern Gartersnake

Thamnophis sirtalis sirtalis
Mountain Earthsnake

Mountain Earthsnake

Virginia pulchra
Eastern Smooth Earthsnake

Eastern Smooth Earthsnake

Virginia valeriae valeriae