260 U. S. NATIONAL MUSEUM BULLETIN 205 



Tamiasciurus hudsonicus streatori (J. A. Allen) * 



1898. Sciurus hudsonicus streatori J. A. Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 10, p. 267, July 22, 1898. 



1936. T[amiasciurus] h[udsonicus] streatori A. H. Howell, Proc. Biol. Soc. 

 Washington, vol. 49, p. 135, Aug. 22, 1936. 



Type Locality. — Ducks, British Columbia, Canada. Range. — Northeastern 

 Washington west to head of Lake Chelan (Dalquest, Univ. Kansas Publ. Mus. Nat. 

 Hist., vol. 2, p. 289, Apr. 9, 1948) and northward over central British Columbia, 

 intergrading with columbiensis in central British Columbia and with richardsoni 

 in southeastern British Columbia (Anderson, Nat. Mus. Canada Bull. 102 (1946) , 

 p. 121, Jan. 24, 1947). 



Tamiasciurus hudsonicus richardsoni (Bachman)* 



1839. Sciurus richardsoni Bachman, Proc. Zool. Soc. London, 1838, pt. 6, 

 p. 100, Feb. 7, 1839. 



1884. Sciurus hudsonius [sic] richardsoni True, Proc. U. S. Nat. Mus., vol. 7 

 ( App., Circ. 29) , p. 595, Nov. 29, 1884. 



1898. Sciurus hudsonicus richardsonii J. A. Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 10, p. 265, July 22, 1898. 



1939. Tamiasciurus hudsonicus richardsoni Davis, The Recent mammals of 

 Idaho, p. 227, Apr. 5, 1939. 



Type Locality. — Head of Big Lost River, Custer County, Idaho. (Restricted 

 by Merriam, North Amer. Fauna No. 5, p. 50, July 30, 1891.) Range. — Western 

 border of northern Montana (Bitterroot and Coeur d'Alene Mountains), central 

 and northern Idaho (Lost River, Salmon River, Pahsimeroi, and Sawtooth Moun- 

 tains), west to Powder River and Blue Mountains in eastern Oregon, and Blue 

 Mountains in southeastern Washington (Dalquest, Univ. Kansas Publ. Mus. Nat. 

 Hist, vol. 2, p. 289, Apr. 9, 1948) ; northward into West Kootenay district of 

 British Columbia east of Columbia River (Creston, Yahk, Cranbrook, Newgate, 

 Fernie), intergrading with streatori in vicinity of Trail and Rossland; in fairly 

 typical form north of international boundary to Waterton Lakes National Park 

 in extreme southwestern Alberta, intergrading with columbiensis to the north- 

 ward of Crowsnest Pass, Alberta (Anderson, Nat. Mus. Canada Bull. 102 (1946) , 

 p. 120, Jan. 24, 1947) . 



Tamiasciurus hudsonicus ventorum (J. A. Allen) f * 



1898. Sciurus hudsonicus ventorum J. A. Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 10, p. 263, July 22, 1898. 



1939. Tamiasciurus hudsonicus ventorum Davis, The Recent mammals of 

 Idaho, p. 229, Apr. 5, 1939. 



Type Locality. — South Pass City, Wind River Mountains, Fremont County, 

 Wyo. Range. — Southwestern Montana, northeast to Big Belt Mountains and 

 west to Ruby Range in Madison County; western Wyoming, south through 

 Yellowstone National Park and Absaroka and Wind River Mountains to southern 

 Fremont County and southern Lincoln County; southeastern Idaho, west as far 

 as Bannock Range and Malad Valley (Davis, loc. cit.) ; and northeastern Utah 

 in mountains south to Mount Timpanogos, Utah County (Kelson, Univ. Utah Biol. 

 Ser., vol. 11, No. 3, p. 15, Feb. 15, 1951) . 



