The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
- McDiarmid, Roy W., Jonathan A. Campbell, and T'Shaka A. Touré. 1999. Snake Species of the World: A Taxonomic and Geographic Reference, vol. 1. xi + 511
- Rafinesque, C.S. 1818. Further accounts of discoveries in natural history in the western states. American Month. Mag. Crit. Rev. 4 (1): 41
- Stebbins, Robert C. 1985. A Field Guide to Western Reptiles and Amphibians, Second Edition. 336
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