REPTILES OF THE WORLD - VIPERS

REPTILES OF THE WORLD SPECIES LISTS A Selection of Vipers of the World ELAPIDS OF THE WORLD Crocodiles and Alligators of the World Amphibians of the World
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VIPERS OF THE WORLD

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AMERICAN COPPERHEADS
Agkistrodon contortrix and Agkistrodon laticinctus
Highly Venomous - Extremely Dangerous
John Fowler & Rachel Barnes


Distribution:- USA (Alabama, Arkansas, Connecticut, Delaware, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana,
 Maryland, Massachusetts, Mississippi, Missouri, Nebraska, New Jersey, New York,
 North Carolina, Ohio, Oklahoma, Pennsylvania, South Carolina, Tennessee, Texas,
 Virginia and West Virginia) Mexico - (Chihuahua and Coahuila)

Comments:- Grow to about 3ft (1 metre) long total length

There was 1 species of Copperhead (Agkistrodon contortrix) recognised with 5 subspecies, but there are now 2 Species (without any subspecies) recognised (March 2020)
Much of the information available online or in books is now incorrect and confusing

The American Copperheads (Agkistrodon contortrix and laticinctus) are Vipers and should not be confused with Australian Copperheads which are Elapids in the Austrelaps genus


COMMON NAME SCIENTIFIC NAME DISTRIBUTION
EASTERN COPPERHEAD
(includes snakes previously known as Southern Copperheads and Northern Copperheads)
Agkistrodon contortrix (includes snakes that were called A. c. contortrix and A. c. mokasen ) USA:- Texas, Oklahoma, Kansas, Missouri, Arkansas, Louisiana, Mississippi, Alabama, Georgia, Florida, South Carolina, North Carolina, Tennessee, Kentucky, Virginia, West Virginia, Illinois, Indiana, Ohio, Iowa,
Pennsylvania, Maryland, New Jersey, Delaware, New York, Connecticut, Massachusetts
Delaware.
WESTERN COPPERHEAD
or Broad-banded copperhead
(Includes snakes known as Trans-Pecos Copperheads and Osage Copperheads)
Agkistrodon laticinctus(includes snakes that were called A. c. laticinctus, A. c. pictigaster and A. c. contortrix) USA:- Texas, Oklahoma.
Mexico:- Chihuahua
Copperhead Hybrids Hybrids occur where the species above meet.
The intergrades/crosses may be infertile or parthenogenetic
 USA:- Texas, Oklahoma, Kansas(Kansas River and Neosho River drainages)

Eastern Copperhead Agkistrodon contortrix
Eastern Copperhead (Agkistrodon contortrix)



Broad-banded (Western) Copperhead (Agkistrodon laticinctus).
(The Copperhead in the photo above would have been called a Trans-Pecos Copperhead (Agkistrodon contortrix pictigaster) in the past!


LINKS OF INTEREST

Copperhead Snake Reproduces Via Parthenogenesis
Reptiles Magazine

EASTERN COPPERHEAD/BROAD-BANDED COPPERHEAD COMPLEX
Agkistrodon contortrix/laticinctus

Kansas Herpetofaunal Atlas

Agkistrodon contortrix (LINNAEUS, 1766)
The Reptile Database

Agkistrodon laticinctus (GLOYD & CONANT, 1934)
The Reptile Database



If you were looking for unrelated Australian Copperheads (Genus Austrelaps), they are listed in this table below

Pigmy Copperhead

Austrelaps labialis

Highlands Copperhead

Austrelaps ramsayi

Lowlands Copperhead

Austrelaps superbus



RECOMMENDED AMAZON BOOKS
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Working with Snakes: A comprehensive information and training manual for professional Australasian snake consultants Kindle Edition

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OTHER LINKS

Find a Random Species of Australian Reptile

Visit the Australian Herpetology Website










Reptiles of Australia

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Reptiles of the World

Amphibians of the World

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