Spermophilus armatus Kennicott, 1863 . Proc. Acad. Nat. Sci. Phila., 15: 158.
TYPE LOCALITY: U.S.A., Wyoming, Uinta Co., foothills of Uinta Mtns., near Fort Bridger .
DISTRIBUTION: S.C. Utah to S. Montana, S.E. Idaho to W. Wyoming (U.S.A.).
COMMENT: Subgenus Spermophilus; see Hall, 1981:386.
ISIS NUMBER: 5301410002032003001.