Tamias sonomae (Grinnell, 1915) . Univ. California Pubi. Zool., 12:321.

TYPE LOCALITY: "One mile [1.6 km] west of Guerneville, Sonoma County, California." [USA] .

DISTRIBUTION: NW California, from San Francisco Bay north to Siskiyou Co. (USA).

SYNONYMS: alleni (A. Howell, 1922) .

COMMENTS: Subgenus Neotamias .