MILLER AND REHN : NORTH AMERICAN MAMMALS. 145 



* Thomomys clusius C'oues. 



1^75. TltoinituujH cluMus CouEs, Proc. acad. nat. sci. Phila., 

 p. 138. June 15, 1875. 



1885. Thomomys clusius Teue, Proc. U. S. nat. mus., vii 

 (1884), p. 598. 1885. 



Type locality. — Bridger Pass, Sweetwater County, Wyo- 

 ming. 



Thomomys clusius fuscus Merriam. 



1891. Tlunnoniijs dusius fuscus Merriam, North Amer. 



fauna, no. 5, p. 70. July 30, 1891. 

 Type locality. — Mountains at head of Big Lost River, 

 Custer Count}', Idaho. 

 Regarded by Allen (Bull. Amer. mus. nat. hist., v, p. 63, April 

 28, 1893) as a form of T. doiuflasU. 



Thomomys douglasii ( Richardson) . 



1829. (J-touiijs d'luijlasli Richardso:n^, Fauna Boreali-Ameri- 



cana, i, p. 200. 

 1893. Thomom[/s douf/lasii Allex, Bull. Amer. mus. nat. 



hist., V, p. 66. April 28, 1893. 

 Type locality. — Xear the mouth of the Columbia River, 



Oregon. 



Thomomys douglasii yelmensis Meniara. 



1899. T/ioiiiojiii/s dou</hisi yelmensis Merriam, Proc. biol. 



soc. Washington, xiii, p. 21. January 31, 1899. 

 Type locality. — Tenino, Yelm Prairie, Thurston County, 

 Washington. 



Thomomys fossor Allen. 



1893. Thomomys fossor Allex, Bull. Amer. mus. nat. hist., 



V, p. 51. April 28, 1893. 



Type locality. — Florida, La Plata County, Colorado. Alti- 

 tude, 7200 feet. 



Thomomys fulvus (Woodhouse). 



1852. (jieoinys /ulcus Woodhouse, Proc. acad. nat. sci. Phila., 



VI, p. 201. 



1857. Thomomys fulvus Baird, Mamm. X. Amer., p. 402. 

 1890. Thomomys fdc us Merriam, North Amer. fauna, no. 3, 

 p. 71. September 11, 1890. 



