Spermophilus tereticaudus Baird, 1858. Mammals in Repts. Expl. Surv...., 8(1):315. TYPE LOCALITY: U.S.A., California, Imperial Co., Old Fort Yuma. DISTRIBUTION: Deserts of S.E. California, S. Nevada, W. Arizona (U.S.A.), N.E. Baja California and Sonora (Mexico). COMMENT: Subgenus Xerospermophilus; see Hall, 1981:405. Gromov et al., 1965:151, considered Xerospermophilus a distinct genus. ISIS NUMBER: 5301410002032025001.

{"references": ["Hall, E. R. 1981. The mammals of North America. Second ed. John Wiley and Sons, New York, 1: 1 - 600 + 90, 2: 601 - 1181 + 90.", "Gromov, I. M., D. I. Bibikov, N. I. Kalabukhov, and M. N. N. Meier. 1965. Fauna SSSR, Mlekopitayushchie, tom. 3, vyp. 2 [Fauna of the U. S. S. R. Mammals. vol. 3, No. 2]. Nazemnye belich'e [Ground Squirrels]. Nauka, Moscow-Leningrad, 467 pp. (in Russian)."]}

Published as part of James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Rodentia (Part 1), pp. 345-382 in Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA :Alien Press, Inc. & The Association of Systematics Collections on page 371, DOI: 10.5281/zenodo.7353023