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 Tamias butteri J. A. Allen, 1889 . Bull. Am. Mus . Nat. Hist., 2: 173 . TYPE LOCALITY: "Sierra de Valparaiso, Zacatecas ," [ Mexico ] . DISTRIBUTION: Sierra Madre, in S Durango , W Zacatecas , and N Jalisco ( Mexico ). COMMENTS: Subgenus Neotamias . Formerly included durangae and solivagus, which were considered incertae sedis by Callahan (1980) ; see durangae .