Order Rodentia - Family Sciuridae Author Robert S. Hoffmann Author Charles G. Anderson text 1993 Smithsonian Institution Press Washington and London Editor Don E. Wilson Editor DeeAnn M. Reeder Mammal Species of the World (2 nd Edition) 419 465 book chapter http://doi.org/10.5281/zenodo.7353130 1-56098-217-9 7353130 Spermophilus variegatus (Erxleben, 1777) . Syst. Regn. Anim., 1:421 . TYPE LOCALITY: "in Mexico ." Restricted by Nelson (1898:898) to "Valley of Mexico , near City of Mexico ," [ Distrito Federal , Mexico ]. DISTRIBUTION: S Nevada to SW Texas and Utah ( USA ) to Puebla (C Mexico ). SYNONYMS: buccatus (Lichtenstein, 1830); buckleyi Slack, 1861; couchii Baird, 1855; grammurus (Say, 1823); jugions (V. Bailey, 1913); macrourus Bennett, 1833; robustus (Durrant and Hansen, 1954); rupestris (J. Allen, 1903); tiburonensis Jones and Manning, 1989 ; tularosae (Benson, 1932); Utah (Merriam, 1903). COMMENTS: Subgenus Otospermophilus ( Hall, 1981:399 ) . Reviewed by Oaks et al. (1987 , Mammalian Species, 272).