250 U. S. NATIONAL MUSEUM BULLETIN 205 



1852-1853) , p. 220. (Substitute for Sciurus dorsalis Woodhouse, 1853.) 

 1884. Sciurus aberti True, Proc. U. S. Nat. Mus., vol. 7 ( App., Circ. 29) , 



p. 595, Nov. 29, 1884. 

 Type Locality. — San Francisco Mountain, Coconino County, Ariz. Range. — 

 West-central New Mexico, in yellow pine zone of mountains north of Silver City, 

 both sides of Black or Mimbres Range, east base of Mogollon Peaks, Frisco, and 

 Datil Ranges, and Magdalena Mountains (V. Bailey, North Amer. Fauna No. 53 

 (December 1931), p. 68, Mar. 1, 1932); westward over plateau country of 

 Arizona south of Grand Canyon. 



Sciurus aberti chuscensis Goldmanf * 



1931. Sciurus aberti chuscensis Goldman, Proc. Biol. Soc. Washington, vol. 

 44, p. 133, Oct. 17, 1931. 



Type Locality. — Chusca Mountains, McKinley County, northwestern New 

 Mexico. Range. — Yellow pine forests of Transition Zone from 7,500 to 9,000 

 feet altitude on high mountains of northeastern Arizona and northwestern New 

 Mexico. 



Sciurus aberti ferreus Truef * 



1894. Sciurus aberti concolor True, Diagnoses of new North American mam- 

 mals, p. 1, Apr. 26, 1894. (Preprint of Proc. U. S. Nat. Mus., vol. 17, 

 p. 241, Nov. 15, 1894. Not Sc[iurus] concolor Blyth, 1855.) 

 1900. [Sciurus aberti] ferreus True, Proc. Biol. Soc. Washington, vol. 13, 



p. 183, Nov. 30, 1900. (Substitute for concolor True.) 

 Type Locality. — Loveland, Larimer County, Colo. Range. — Foothill districts 

 of eastern Colorado, chiefly in yellow pines from 7,000 to 8,000 feet, as far north 

 as near Livermore, Larimer County ; thence south along foothills and Arkansas- 

 Platte Divide north of Colorado Springs; Platte Canyon region; eastern slope 

 of Sangre de Cristo Range as far north as Westcliffe; and reported to occur on 

 San Luis side of Sangre de Cristo Range, and Medano and Mosca Passes (Warren, 

 The mammals of Colorado, p. 153, 1942) . 



Sciurus aberti navajo Durrant and Kelson 



1947. Sciurus aberti navajo Durrant and Kelson, Proc. Biol. Soc. Washington, 

 vol. 60, p. 79, July 2, 1947. 



Type Locality. — One mile east of Kigalia Ranger Station, 30 miles west of 

 Blanding, Natural Bridges National Monument Road, San Juan County, Utah. 

 Altitude, 8,000 feet. Range. — Recorded also from Verdure, east flank of Aba jo 

 Mountains, San Juan County, Utah (Kelson. Univ. Utah Biol. Ser., vol. 11, No. 3, 

 p. 11, Feb. 15, 1951). 



Sciurus aberti mi mus Merriamf* 



1904. Sciurus aberti mimus Merriam, Proc. Biol. Soc. Washington, vol. 17, 

 p. 130, June 9, 1904. 



Type Locality. — Hall Peak, at south end of Cimarron Mountains, Mora County, 

 N. Mex. Range. — Yellow pine forests on lower slopes of San Juan and La Plata 

 Mountains, in Conejos, Archuleta, Montezuma, and Dolores Counties, Colorado 

 (Warren, The mammals of Colorado, p. 152, 1942) ; northern New Mexico in 

 yellow pine forests of Sangre de Cristo, San Juan, and Jemez Mountains and 



