 |
| |||
| prairie pygmy rattlesnake (Sistrurus catenatus) | |||
| snapper (Sistrurus catenatus) | |||
| desert massasauga (Sistrurus Casarea); eastern massasauga (Sistrurus Casarea); prairie pygmy rattlesnake (Sistrurus Casarea) | |||
|
| |||
| prairie pygmy rattlesnake (Sistrurus catenatus) | |||
| snapper (Sistrurus catenatus) | |||
| desert massasauga (Sistrurus Casarea); eastern massasauga (Sistrurus Casarea); prairie pygmy rattlesnake (Sistrurus Casarea) | |||