Species of Connecticut

Includes rare, incidental, and introduced species.

Information and species will be continuously updated.

Snapping Turtle

The common snapping turtle (Chelydra serpentina) is a large freshwater turtle of the family Chelydridae. Its natural range extends from southeastern Canada, southwest to the edge of the Rocky Mountains, as far east as Nova Scotia and Florida. This species and the larger alligator snapping turtle are the only two species in this family found in North America (though the common ...more ↓

Wood Turtle

The wood turtle (Glyptemys insculpta) is a turtle endemic to North America. It is in the genus Glyptemys, a designation given to only one other turtle: the bog turtle. The wood turtle reaches a carapace length of 14 to 20 centimeters (5.5 to 7.9 in), its defining characteristic being the pyramidal pattern on its upper shell. Morphologically, it is similar to the bog ...more ↓

Common Box Turtle

The common box turtle (Terrapene carolina) is a species of box turtle with six existing subspecies. It is found throughout the eastern United States and Mexico. The box turtle has a distinctive hinged lowered shell (the box) that allows it to completely enclose itself. Its upper jaw is long and curved.

Bog Turtle

The bog turtle (Glyptemys muhlenbergii) is a semiaquatic turtle endemic to the eastern United States. It was first scientifically described in 1801 after an 18th-century survey of Pennsylvania. It is the smallest North American turtle, measuring about 10 centimeters (4 in) long when fully grown. Although the bog turtle is similar in appearance to the painted or spotted turtles, ...more ↓

Eastern Painted Turtle

The painted turtle (Chrysemys picta) is the most widespread native turtle of North America. It lives in slow-moving fresh waters, from southern Canada to Louisiana and northern Mexico, and from the Atlantic to the Pacific. The turtle is the only species of the genus Chrysemys, which is part of the pond turtle family Emydidae. Fossils show that the painted turtle ...more ↓

Northern Diamondback Terrapin

The diamondback terrapin (Malaclemys terrapin) or simply terrapin, is a species of turtle native to the brackish coastal swamps of the eastern and southern United States. It belongs to the monotypic genus, Malaclemys.  It has one of the largest ranges of all turtles in North America, stretching as far south as Florida Keys and as far north as Cape Cod.

Spotted Turtle

The Spotted turtle (Clemmys guttata), the only extant species of Clemmys, is a small, semi-aquatic (this means that it lives in part water and part on land)turtle that reaches a carapace length of 8–12 cm (3.1–4.7 in) upon adulthood. Their broad, smooth, low dark-colored upper shell, or carapace, ranges in its exact colour from black to a bluish black with a number of ...more ↓

Common Musk Turtle

Sternotherus odoratus is a species of small turtle native to southeastern Canada and much of the Eastern United States. It is also known as the common musk turtle or stinkpot due to its ability to release a foul musky odor from scent glands on the edge of its shell, possibly to deter predation.

Eastern Rat Snake

Pantherophis alleghaniensis, commonly called the eastern ratsnake, is a harmless colubrid species endemic to North America.

Common Garter Snake

The Common Garter Snake (Thamnophis sirtalis) is an indigenous North American snake found widely across the continent. Most garter snakes have a pattern of yellow stripes on a brown or green background and their average length is about 55 cm (22 in), with a maximum length of about 137 cm (54 in). The average body mass is 150 g (5.3 oz).

Eastern Hognose Snake

Heterodon platirhinos, commonly known as the eastern hog-nosed snake,spreading adder, or deaf adder, is a harmless colubrid species endemic to North America. No subspecies are currently recognized.

Milk Snake

Lampropeltis triangulum, commonly known as a milk snake or milksnake, (French: Couleuvre tachetée; Spanish: Culebra-real coralillo) is a species of king snake. There are 24 subspecies of milk snakes. Lampropeltis elapsoides, the scarlet kingsnake, was formerly classified as the subspecies L. t. elapsoides, but is now recognized as a ...more ↓

Ribbon Snake

The ribbon snake or ribbonsnake (Thamnophis sauritus) is a common species of garter snake endemic to eastern North America. It averages 16–35 in (41–89 cm) in length and is a member of the genus Thamnophis.

Racer

Coluber constrictor is a species of nonvenomous, colubrid snake, endemic to North America and Central America. Eleven subspecies, including the nominotypical subspecies, are recognized, which as a group are commonly referred to as the eastern racers.

Brown Snake

Storeria dekayi, commonly known as the brown snake or De Kay's snake, is a small species of colubrid snake.

Redbelly Snake

Storeria occipitomaculata, commonly known as the redbelly snake, is a species of snake endemic to North America. The following subspecies are recognized:

Ringneck Snake

The ring-necked snake or ringneck snake, Diadophis punctatus, is a species of colubrid snake found throughout much of the United States, central Mexico, and southeastern Canada. Ring-necked snakes are secretive, nocturnal snakes, so are rarely seen during the day time. They are slightly venomous, but their nonaggressive nature and small, rear-facing fangs pose ...more ↓

Northern Watersnake

The northern water snake (Nerodia sipedon) is a species of large, nonvenomous, common snake in the Colubridae family that is native to North America.

Smooth Greensnake

The smooth green snake (Opheodrys vernalis) is a nonvenomous North American colubrid. It is also referred to as the grass snake. It is a slender, "small medium" snake that measures 36–51 cm (14–20 in) as an adult. It gets its common name from its smooth dorsal scales, as opposed to the rough green snake, which has keeled dorsal scales. It is found in marshes, ...more ↓

Copperhead

Agkistrodon contortrix is a species of venomous snake endemic to North America, a member of the Crotalinae (pit viper) subfamily. The common name for the species is the copperhead. The behavior of Agkistrodon contortrix may lead to accidental encounters with humans. Five subspecies are currently recognized, including the nominate subspecies described here.

Timber Rattlesnake

Crotalus horridus, commonly known as timber rattlesnake, canebrake rattlesnake or banded rattlesnake, is a species of venomous pit viper found in the eastern United States. This is the only rattlesnake species in most of the populous northeastern United States. No subspecies is currently recognized.

Common Five-lined Skink

The (American) five-lined skink (Plestiodon fasciatus) is a species of lizard endemic to North America. It is one of the most common lizards in the eastern U.S. and one of the seven native species of lizards in Canada.

Edited by haleynedd, some rights reserved (CC BY-SA)