Summary ²

The massasauga (Sistrurus catenatus) is a rattlesnake species found in midwestern North America from southern Ontario to northern Mexico, and parts of the United States in between. Three subspecies are currently recognized including the nominate subspecies described here. As with all rattlesnakes, it is a pit viper (and as with all pit vipers, it is venomous).

Sources and Credits

1. (c) Adam W. Ferguson, some rights reserved (CC BY-NC), uploaded by Adam W. Ferguson
2. (c) Wikipedia, some rights reserved (CC BY-SA), https://en.wikipedia.org/wiki/Sistrurus_catenatus

More Info

• iNat taxon page
• Animal Diversity Web
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Global Biodiversity Information Facility (GBIF)
• HerpMapper
• Snake Database
• The Reptile Database
• VertNet

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