Tamias senex J. A. Allen, 1890 . Bull. Am. Mus. Nat. Hist., 3:83.

TYPE LOCALITY: U.S.A., California, Placer Co., summit of Donner Pass .

DISTRIBUTION: Sierra Nevada of E.C. California and W.C. Nevada to N. coast of California, and N.C. Oregon (U.S.A.).

COMMENT: Elevated from subspecies of townsendii by Sutton and Nadler, 1974, Southwest. Nat., 19: 199-212.