Sciurus aberti Woodhouse, 1853 . Proc. Acad. Nat. Sci. Phila., (1852), 6: 110, 220.

TYPE LOCALITY: U.S.A., Arizona, Coconino Co., San Francisco Mtn .

DISTRIBUTION: S.E. Utah, W. Colorado, extreme S.E. Wyoming, W. and C. New Mexico, and Arizona (U.S.A.); Chihuahua, Durango, and Sonora (N.W. Mexico).

COMMENT: Subgenus Otosciurus; see Hall, 1981:434. Moore, 1959, Bull. Am. Mus. Nat. Hist., 118:153-206, included Otosciurus in subgenus Sciurus . Includes kaibabensis; see Hoffmeister and Diersing, 1978, J. Mammal., 59:402. Reviewed by Nash and Seaman, 1977, Mamm. Species, 80:1-5.

ISIS NUMBER: 5301410002030001001 as S. aberti .

5301410002030013001 as S. kaibabensis .