Thomomys clusius Coues, 1875 . Proc. Acad. Nat. Sci., Philadelphia, 27:138.

TYPE LOCALITY: USA, Wyoming, Carbon Co., Bridger Pass, 18 mi (29 km) SW Rawlins .

DISTRIBUTION: Carbon and Sweetwater Cos., SC Wyoming (USA).

COMMENTS: Subgenus Thomomys . Included in talpoides by Hall (1981:457); revised by Thaeler and Hinesley (1979).