VENOMOUS SNAKES OF THE UNITED STATES

Let me start by saying that I am not a herpetologist. This page is designed to list the venomous snakes of the United States, but should in no way be considered an authoritative list. This page was compiled from information in the public domain, and has not been reviewed by a herpetologist.

Below is a list of the venomous snakes that are found in the United States. Click on the common name of the snake for information about that snake.

Pit Vipers
- Copperheads
  1. Broad-Banded Copperhead - Agkistrodon contortrix laticinctus
  2. Northern Copperhead - Agkistrodon contortrix mokasen
  3. Osage Copperhead - Agkistrodon contortrix phaeogaster
  4. Southern Copperhead - Agkistrodon contortrix contortrix
  5. Trans-Pecos Copperhead - Agkistrodon contortrix pictigaster
- Cottonmouths
  1. Eastern Cottonmouth - Agkistrodon piscivorus piscivorus
  2. Florida Cottonmouth - Agkistrodon piscivorus conanti
  3. Western Cottonmouth - Agkistrodon piscivorus leucostoma
- Rattlesnakes
  1. Animas Ridgenose Rattlesnake - Crotalus willardi obscurus
  2. Arizona Black Rattlesnake - Crotalus oreganus cerberus
  3. Arizona Ridgenose Rattlesnake - Crotalus willardi willardi
  4. Banded Rock Rattlesnake - Crotalus lepidus klauberi
  5. Carolina Pygmy Rattlesnake - Sistrurus miliarius miliarius
  6. Colorado Desert Sidewinder - Crotalus cerastes laterorepens
  7. Desert Massasauga - Sistrurus catenatus edwardsii
  8. Dusky Pygmy Rattlesnake - Sistrurus miliarius barbouri
  9. Eastern Diamondback Rattlesnake - Crotalus adamanteus
  10. Eastern Massasauga - Sistrurus catenatus catenatus
  11. Grand Canyon Rattlesnake - Crotalus oreganus abyssus
  12. Great Basin Rattlesnake - Crotalus oreganus lutosus
  13. Hopi Rattlesnake - Crotalus viridis nuntius
  14. Midget Faded Rattlesnake - Crotalus oreganus concolor
  15. Mojave Desert Sidewinder - Crotalus cerastes cerastes
  16. Mojave Rattlesnake - Crotalus scutulatus
  17. Mottled Rock Rattlesnake - Crotalus lepidus lepidus
  18. Northern Black-tailed Rattlesnake - Crotalus molossus molossus
  19. Northern Pacific Rattlesnake - Crotalus oreganus oreganus
  20. Panamint Speckled Rattlesnake - Crotalus mitchellii stephensi
  21. Prairie Rattlesnake - Crotalus viridis viridis
  22. Red Diamond Rattlesnake - Crotalus ruber
  23. Sonoran Desert Sidewinder - Crotalus cerastes cercobombus
  24. Southern Pacific Rattlesnake - Crotalus oreganus helleri
  25. Southwestern Speckled Rattlesnake - Crotalus mitchellii pyrrhus
  26. Tiger Rattlesnake - Crotalus tigris
  27. Timber Rattlesnake - Crotalus horridus
  28. Western Diamondback Rattlesnake - Crotalus atrox
  29. Western Massasauga - Sistrurus catenatus tergeminus
  30. Western Pygmy Rattlesnake - Sistrurus miliarius streckeri
  31. Western Twin Spotted Rattlesnake - Crotalus pricei pricei
Elapids
- Coral Snakes
  1. Arizona Coral Snake - Micruroides euryxanthus euryxanthus
  2. Eastern Coral Snake - Micrurus fulvius
  3. Texas Coral Snake - Micrurus tener

For more information on venomous snakes, please see the Venomous Links page.

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