Thamnophis radix — Plains Gartersnake
This is not a particularly exciting sort of gartersnake, but at least it is easy to tell apart from the other gartersnakes in this same spot.
- Conant, R., Collins, J. T. 1998. Peterson Field Guide to Reptiles and Amphibians of Eastern and Central North America, Third Edition, expanded
- Crother, B. I. (ed.) 2017. Scientific and Standard English Names of Amphibians and Reptiles of North America North of Mexico, with Comments Regarding Confidence in Our Understanding, Eighth Edition
- Ernst, C. H., Ernst, E. M. 2003. Snakes of the United States and Canada
- Rossman, D. A., Ford, N. B., Siegel, R. A. 1996. The Garter Snakes: Evolution and Ecology