Select your current world region and subregion.
Distribution of terrestrial venomous snakes
Selection
| Occurrences in | |
|---|---|
| NW | the Northwest |
| N | the North |
| NE | the Northeast |
| W | the West |
| C | central areas |
| E | the East |
| SW | the Southwest |
| S | the South |
| SE | the Southeast |
| X | most areas |
| ? | unclear |
See also separate
distribution charts for various Colubrids
of lesser medical importance.
Distribution tables
Agkistrodon conanti
North America
| North & South Carolina, Georgia, Alabama, Mississippi | S | S Georgia |
| Florida | X |
Agkistrodon contortrix
North America
| Nebraska, Kansas, Oklahoma | E+S | E & C Oklahoma, E Kansas |
| Texas | X | |
| Minnesota, Iowa, Missouri | S | Iowa, Missouri |
| Arkansas, Louisiana | X | |
| Wisconsin, Illinois, Michigan, Indiana, Ohio | S | S Illinois, S Indiana, S Ohio |
| Kentucky, Tennessee | X | |
| Vermont, New Hampshire, Massachusetts, Connecticut | SW | Conneticut, Massachusetts |
| New York, Pennsylvania, New Jersey | E+S | S New York, Pensylvania, New Jersey |
| West Virginia, Virginia, Maryland, Delaware | X | |
| North & South Carolina, Georgia, Alabama, Mississippi | X | |
| Florida | N |
Agkistrodon laticinctus
North America
| Nebraska, Kansas, Oklahoma | C+S | C/N Oklahoma, S Kansas |
| Texas | N+C |
Agkistrodon piscivorus
North America
| Nebraska, Kansas, Oklahoma | SE | Kansas, S & E Oklahoma |
| Texas | X | |
| Minnesota, Iowa, Missouri | S | S Missouri |
| Arkansas, Louisiana | X | |
| Wisconsin, Illinois, Michigan, Indiana, Ohio | S | S Illinois, Indiana |
| Kentucky, Tennessee | W+SW | |
| West Virginia, Virginia, Maryland, Delaware | SE | SE Virginia |
| North & South Carolina, Georgia, Alabama, Mississippi | X | |
| Florida | X |