RODENTIA: HETEROMYIDAE 399 



and Valentine; in South Dakota, Batesland and Buffalo Gap (Setzer, Univ. Kansas 

 Publ. Mus. Nat. Hist., vol. 1, No. 23, p. 533, Dec. 27, 1949) . 



Dipodomys ordii terrosus Hoffmeister* 



1942. Dipodomys ordii terrosus Hoffmeister, Proc. Biol. Soc. Washington, 

 vol. 55, p. 165, Dec. 31, 1942. 



Type Locality. — Yellowstone River, 5 miles west of Forsyth, Rosebud County, 

 Mont. Altitude, 2,750 feet. Range. — Extreme southwestern Saskatchewan and 

 southeastern Alberta, eastern half of Montana, northern Wyoming, and probably 

 extreme western North Dakota. Marginal localities: In Saskatchewan, 50 miles 

 west of Swift Current; in Alberta, "near Medicine Hat"; in Wyoming, Sheep 

 Creek and 23 miles southwest of Newcastle; in Montana, Medicine Rocks (14 

 miles northeast of Ekalaka) and Glendive (Setzer, Univ. Kansas Publ. Mus. Nat. 

 Hist., vol. 1, No. 23, p. 523, Dec. 27, 1949) . 



Dipodomys ordii priscus Hoffmeister* 



1942. Dipodomys ordii priscus Hoffmeister, Proc. Biol. Soc. Washington, 

 vol. 55, p. 167, Dec. 31, 1942. 



Type Locality. — Kinney Ranch, 21 miles south of Bitter Creek, Sweetwater 

 County, Wyo. Altitude, 7,100 feet. Range.- — Southwestern Wyoming, extreme 

 northeastern Utah and northwestern Colorado. Marginal localities: In Wyo- 

 ming, 7 miles north of Fort Washakie and 10 miles southwest of Granger; in 

 Colorado, Lay and Snake River south of Sunny Peak (Setzer, Univ. Kansas Publ. 

 Mus. Nat. Hist., vol. 1, No. 23, p. 547, Dec. 27, 1949) . 



Dipodomys ordii evexus Goldmanf * 



1933. Dipodomys ordii evexus Goldman, Journ. Washington Acad. Sci., vol. 

 23, No. 10, p. 468, Oct. 15, 1933. 



Type Locality. — Salida, Chaffee County, Colo. Altitude, 7,000 feet. Range. — 

 Upper Arkansas River Valley of south-central Colorado, from Salida to Pueblo 

 (Setzer, Univ. Kansas Publ. Mus. Nat. Hist., vol. 1, No. 23, p. 518, Dec. 27, 1949) . 



Dipodomys ordii moiitanus Bairdf * 



1855. Dipodomys montanus Baird, Proc. Acad. Nat. Sci. Philadelphia, vol. 7 

 (1854-1855), p. 334, April 1855. 



1921. Dipodomys ordii montanus Grinnell, Journ. Mamm., vol. 2, No. 2, 

 p. 96, May 2, 1921. 



Type Locality. — Old Fort Massachusetts (now Fort Garland) , Costilla County, 

 Colo. (See Merriam, Proc. Biol. Soc. Washington, vol. 17, p. 140, July 14, 1904) . 

 Range. — San Luis Valley of south-central Colorado and north-central New 

 Mexico. Marginal localities: In Colorado, 22 miles east of Mosca, Saguache, 

 Alamosa and Antonito; in New Mexico, 4 miles southwest of Cimmaron (Setzer, 

 Univ. Kansas Publ. Mus. Nat. Hist., vol. 1, No. 23, p. 538, Dec. 27, 1949) . 



Dipodomys ordii nexilis Goldmanf* 



1933. Dipodomys ordii nexilis Goldman, Journ. Washington Acad. Sci., vol. 

 23, No. 10, p. 470, Oct. 15, 1933. 



Type Locality. — Five miles west of Naturita, Montrose County, Colo. 

 Range. — West-central Colorado, southwest into San Juan County, Utah, north 

 of San Juan River; northwest into Grand County, Utah, to Colorado River; and 

 westward probably as far as Colorado River. Marginal localities: In Utah, 



