Northwestern Garter Snake

Scientific Name
Thamnophis ordinoides
Animal Category
Reptile
Animal Group
Snakes

Integrated Taxonomic Information System (ITIS)

CROS's species list links to ITIS (https://www.itis.gov).

This website hosts representations of ITIS database record for regional species of amphibians, birds, mammals, and reptiles. In our data downloads (where applicable), we include the ITIS TSN (taxonomic serial number) so that these data can be linked back to ITIS, an authoritative source.