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The eastern copperhead (Agkistrodon contortrix), [3] also known simply as the copperhead, is a species of venomous snake, a pit viper, endemic to eastern North America; it is a member of the subfamily Crotalinae in the family Viperidae.
Agkistrodon is a genus of pit vipers commonly known as American moccasins. [2] [3] The genus is endemic to North America, ranging from the Southern United States to northern Costa Rica. [1] Eight species are currently recognized, [4] [5] all of them monotypic and closely related. [6] Common names include: cottonmouths, copperheads, and cantils. [7]
The Osage copperhead (Agkistrodon contortrix phaeogaster) was once classified as a subspecies of the copperhead (Agkistrodon contortrix).However, DNA based studies published in 2008 and 2015, revealed no significant genetic difference between the Osage copperhead (Agkistrodon contortrix phaeogaster), the southern copperhead, (Agkistrodon contortrix contortrix), and the northern copperhead ...
The northern copperhead (Agkistrodon contortrix mokasen) was once classified as a subspecies of the copperhead (Agkistrodon contortrix).However, DNA based studies published in 2008 and 2015, revealed no significant genetic difference between the northern copperhead (Agkistrodon contortrix mokasen), the southern copperhead (Agkistrodon contortrix contortrix) and the Osage copperhead ...
Agkistrodon laticinctus, commonly known as the broad-banded copperhead, is a venomous pit viper species, [2] formerly considered a subspecies [3] of Agkistrodon contortrix, which is found in the central United States, from Kansas, through Oklahoma and throughout central Texas.
The Trans-Pecos copperhead (Agkistrodon contortrix pictigaster) [3] was once classified as a subspecies of the copperhead (Agkistrodon contortrix).However, DNA based studies published in 2008 and 2015, revealed no significant genetic difference between the Trans-Pecos copperhead (Agkistrodon contortrix pictigaster) and the broad-banded copperhead, (Agkistrodon contortrix laticinctus).
Agkistrodon contortrix, or eastern copperhead, a venomous pit viper species found in parts of North America; Agkistrodon laticinctus, or broad-banded copperhead, a pit viper species found in the southern United States; Austrelaps, or Australian copperhead, a genus of venomous elapids found in southern Australia and Tasmania
Agkistrodon, American ground pit vipers Agkistrodon bilineatus, Mexican ground pit viper; Agkistrodon contortrix, Copperhead Agkistrodon contortrix contortrix, Eastern copperhead; Agkistrodon contortrix laticinctus, Broad-banded copperhead; Agkistrodon contortrix mokasen, Northern copperhead; Agkistrodon contortrix phaeogaster, Osage copperhead