Sciurus (Sciurus) arizonensis Coues 1867
Sciurus (Sciurus) arizonensis Coues 1867, Am. Nat., 1: 357.
Type Locality: "Fort Whipple," [Yavapai Co., Arizona, USA].
Vernacular Names: Arizona Gray Squirrel.
Subspecies::
Subspecies Sciurus (Sciurus) arizonensis subsp. arizonensis Coues 1867
Subspecies Sciurus (Sciurus) arizonensis subsp. catalinae Doutt 1931
Subspecies Sciurus (Sciurus) arizonensis subsp. huachuca J. A. Allen 1894
Distribution: C and SE Arizona and WC New Mexico (USA); NE Sonora (Mexico).
Conservation: IUCN – Lower Risk (nt).
Discussion: Subgenus Sciurus (Hall, 1981:432) . Reviewed by Best and Riedel (1995, Mammalian Species No. 496).