The copperhead (Agkistrodon contortrix) is a venomous pit viper endemic to eastern North America; it is a member of the subfamily Crotalinae in the family Viperidae. As a common species within its range, it may be encountered by humans. Unlike other...
Agkistrodon contortrix mokasen was formerly a venomous pit viper subspecies found in the eastern United States. However, recent taxonomic changes do not recognize the northern copperhead (A. c. mokasen ) as a valid taxon.
Diadophis punctatus edwardsii, commonly known as the northern ringneck snake, is a subspecies of Diadophis punctatus, a snake in the family Colubridae. The subspecies is endemic to North America.
The western cottonmouth (Agkistrodon piscivorus leucostoma ) was once classified as a subspecies of the cottonmouth (Agkistrodon piscivorus ). However, DNA based studies published in 2008 and 2015, revealed no significant genetic difference between...
The Southeastern crown snake (Tantilla coronata) is a common species of small colubrid snake. It is endemic to the southeastern United States. In most areas of its range, the Southeastern crown snake is not considered to be a conservation risk....
Butler's garter snake (Thamnophis butleri) is a species of garter snake in the family Colubridae. The species is endemic to North America.
Lampropeltis triangulum syspila, commonly known as the red milk snake or red milksnake, is a subspecies of the milk snake (Lampropeltis triangulum). The nonvenomous, colubrid snake is indigenous to the central United States.
The copperbelly water snake or copperbelly (Nerodia erythrogaster neglecta ) is a subspecies of nonvenomous colubrid snake endemic to the Central United States.
The midland water snake (Nerodia sipedon pleuralis ), a subspecies of the northern water snake (Nerodia sipedon ), is a nonvenomous natricine snake, which is endemic to North America.
Thamnophis sauritus septentrionalis, the northern ribbon snake, is a subspecies of garter snake. It is one of four subspecies of the ribbon snake (Thamnophis sauritus ) and occurs in the United States and Canada in southern Maine, Connecticut,...
Cemophora coccinea copei, commonly known as the northern scarlet snake, is a subspecies of harmless colubrid snake that is native to the southern and eastern United States.
