Common Garter Snake - Thamnophis sirtalis - Gewone Kousenbandslang
South-Canda, USA and Mexico.

The following 13 subspecies are being recognized:
Thamnophis sirtalis fitchi - Southwest-Canada (British-Colombia) and Westcentral-USA (California, Oregon, Idaho, Utah);
Thamnophis sirtalis parietalis - Southcentral-Canada (Alberta, Manitoba), through Central-USA to Mexico (Coahuila, Tamaulipas);
Thamnophis sirtalis sirtalis - South-Canada (Ontario, Quebec), through Central-USA to East-Texas and Florida;
Thamnophis sirtalis pallidulus - Southeast-Canada (South-Quebec, Nova Scotia) and Northeast-USA (Northeast-Massachusetts);
Thamnophis sirtalis similis - Southeast-USA (Northwest-Florida);
Thamnophis sirtalis semifasciatus - Central-USA (Northeast-Illinois, Indiana, Wisconsin);
Thamnophis sirtalis concinnus - Northwest-USA (Washington, Oregon);
Thamnophis sirtalis pickeringii - Northwest-USA (Washington);
Thamnophis sirtalis infernalis - Southwest-USA (San Fransico, California);
Thamnophis sirtalis tetrataenia - Southwest-USA (San Fransico, California);
Thamnophis sirtalis annectens - Southcentral-USA (Eastcentral-Texas, Southwest-Kansas);
Thamnophis sirtalis dorsalis - South-USA (New Mexico, West-Texas) and Mexico (Morelos, Chihuahua);
Thamnophis sirtalis lowei - Mexico (Chihuahua).

There are no Zoo Photo's available of this species.