Marcy’s Checkered Gartersnake
Thamnophis marcianus marcianus
- T. m. marcianus – Bell Co, TX – photo by Diego Ortiz
- T. m. marcianus – Cochise Co, AZ – photo by Kerby Ross
- T. m. marcianus – Dickens Co, TX – photo by Ben Stupavsky
- T. m. marcianus – Hidalgo Co, NM – photo by Michael Price
- T. m. marcianus – Zavala Co, TX – photo by Jason Penney
- Map by Steve Bledsoe, SWCHR
DISTRIBUTION: In our region, Thamnophis m. marcianus occurs throughout the western 2/3 of Texas, the eastern and southern portions of New Mexico, and in southeastern Arizona.
LEGAL STATUS: No Listings