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