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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 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.
A snake expert determined from the size of the bite that Gaboury had likely been bitten by a diamondback rattler. [96] December 29, 1971 Bryan L. Bristow, 28, male: Cottonmouth: Louisiana — Bristow had been collecting snakes in a bag when he was bitten on the hand by a cottonmouth moccasin in Garyville, on December 29, 1971. [97]
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; Coelognathus radiata, or the copperhead rat snake, a non-venomous species found in southern Asia
The snake has 127-157 ventral scales and 36-71 subcaudals. Of the latter, some may be divided. The anal scale is single. All have a color pattern of 10-20 dark crossbands on a lighter ground color, although sometimes the crossbands are staggered as half bands on either side of the body. [8] The phylogeny of the species has long been controversial.
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 ...
Austrelaps is a genus of venomous elapid snakes native to the relatively fertile, temperate, southern and eastern part of the Australian continent. Three species are currently recognized, with no subspecies. They are commonly called copperheads or Australian copperheads. They are not closely related to the American copperhead, Agkistrodon ...
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 ...