248 BULLETIN 128, UNITED STATES NATIONAL MUSEUM. 



*Thomomys talpoides nifescens (Wied). 



1839. Thomomys rvfescens Wied, Nova acta phys. med. acad. 



caes. Leop. -Carol., vol. 19, pt. 1, p. 378. 

 1893. Thomomys rufescens Aixex, Bull. Amer. Mus. Nat. Hist., 



vol. 5, p. 62. April 28, 1893. 

 1915. Thomomys talpoides rufescens Bailey, North Amer. Fauna, 



No. 39, p. 98. November 15, 1915. 

 Type Locality. — The Minnctaree Village, now Old Fort Clark, 



about 6 miles south of Stanton, Mercer County, North Dakota. 

 Range. — Greater part of North Dakota, eastern South Dakota, 



and southwestern Manitoba. 



t*Thomomys talpoides clusius (Coues). 



1875. Thomomys clusius Coues, Proc. Acad. Nat. Sci. Phila- 

 delphia, p. 138. June 15, 1875. 



1885. Thomomys clusius True, Proc. U. S. Nat. Mus., vol. 7 

 (1884), p. 598. 1885. 



1915. Thomomys talpoides clusius Bailey, North Amer. Fauna, 

 No. 39, p. 100. November 15, 1915. 



Type Locality. — Bridger Pass, 18 miles southwest of Rawlins, 

 Carbon County, Wyoming. 



Range.— Central and southeastern Wyoming (north to Park- 

 man, Sheridan County), and eastern Colorado south to Colorado 

 Springs. 



t*Thomomys talpoides buUatus Bailey. 



1914. Thomomys talpoides hullatus Bailey, Proc. Biol. Soc. 



Washington, Vol. 27, p. 115. July 10, 1914. 

 Type Locality. — Powderville, Custer County, Montana. 

 Range. — Plains of eastern Montana, northeastern Wyoming 



and western South Dakota; north to Medicine Hat, Alberta. 



t*Thomomys talpoides nebulosus Bailey. 



1914. Thomomys talpoides nebulosus Bailey, Proc. Biol. Soc. 

 Washington, vol. 27, p. 116. July 10, 1914. 



Type Locality.— Jack Boyden's Ranch, Sand CVeek Canyon, 

 15 miles northeast of Sundance, Crook County, Wyoming. 

 Altitude, 3750 feet. 



Range. — Black Hills, South Dakota, and Bear Lodge Moun- 

 tains, Wyoming. 



t*Thomomys talpoides caryi Bailey. 



1914. Thymomys talpoides caryi Bailey, Proc. Biol. Soc. Wash- 

 ton, vol. 27, p. 115. July 10, 1914. 



Type Locality. — Head of Trapper Creek, Bighorn Mountains, 

 Bighorn County, Wyoming. Altitude, 9,500 feet. 



Range. — Canadian zone on Bighorn Mountains, Wyoming. 



