Spermophilus annulatus Audubon and Bachman 1842
Spermophilus annulatus Audubon and Bachman 1842, J. Acad. Nat. Sci. Philadelphia, 8: 319.
Type Locality: "Western prairies." Restricted by A. H. Howell (1938:163) to Manzanillo, Colima, Mexico.
Vernacular Names: Ring-tailed Ground Squirrel.
Subspecies::
Subspecies Spermophilus annulatus subsp. annulatus Audubon and Bachman 1842
Subspecies Spermophilus annulatus subsp. goldmani Merriam 1902
Distribution: Nayarit to N Guerrero (Mexico).
Conservation: IUCN – Lower Risk (lc).
Discussion: Subgenus Notocitellus (A. H. Howell, 1938:162) or Otospermophilus (Hall, 1981:403). See adocetes, above. Reviewed by Best (1995 h, Mammalian Species No. 508).