Thamnophis proximus rubrilineatus, the redstripe ribbon snake, is a subspecies of the western ribbon snake, a garter snake endemic to the southern United States. Geographic range It is found in West Texas on the Edwards Plateau. Description This species has a distinctive red stripe down the center of the back, to which both the common name and the subspecific name refer. Habitat and behavior It is semiaquatic, spending most of its time on the edge of permanent bodies of water such as swamps, ponds, lakes, or slow-moving streams. It is fast-moving and an excellent swimmer. Diet Its primary diet is amphibians, such as the northern cricket frog (Acris crepitans), but it will also consume lizards and small rodents. References Further reading Rossman, D.A. (1963). The Colubrid Snake Genus Thamnophis: A Revision of the sauritus Group. Bull. Florida State Mus. Biol. Sci. 7(3):99-178. proximus rubrilineatus Reptiles of the United States Reptiles described in 1963 Taxa named by Douglas A. Rossman