Western pocket gopher
- kingdom: Animalia
- phylum: Chordata
- class: Mammalia
- order: Rodentia
- family: Geomyidae
- genus: Thomomys
- species: Thomomys mazama
Mount Shasta- Weed
California- Corvallis
- Gold Beach
- Tillamook
- Wilsonville
Oregon- Grand Mound
- North Yelm
- Shelton
- Tacoma
- Tenino
- Tumwater
Washington
United States