Tamias quadrimaculatus Gray, 1867 . Ann. Mag. Nat. Hist., ser. 3, 20:435.

TYPE LOCALITY: U.S.A., California, Placer Co., Michigan Bluff .

DISTRIBUTION: Sierra Nevada of E.C. California (Plumas to Mariposa Cos.) and adjacent W.C. Nevada (U.S.A.).

ISIS NUMBER: 5301410002007011001 as Eutamias quadrimaculatus .