NORTH AMERICAN LAND MAMMALS. 239 



t*Thomomys leucodon leucodon Merriam. 



1897. Thomomys leucodon Merriam, Proc. Biol. Soc. Washing- 

 ton, vol. 11, p. 215. July 15, 1897. 

 Type Locality. — Grant Pass, Rogue River Valley, Oregon. 



t*Tliomomys leucodon navus Merriam. 



1901. Thomomys leucodon navus Merriam, Proc. Biol. Soc. 



Washington, vol. 14, p. 112. July 19, 1901. 

 Type Locality. — Red Bluff, Tehama County, California. 



t*Thomomys limosus Merriam. 



1901. Thomomys limosus Merriam, Proc. Biol. Soc. Washington, 



vol. 14, p. 116. July 19, 1901. 

 Type Locality. — White Salmon, Gorge of the Columbia, 

 Klickitat County, Washington. 



t*Thomomys magdalenae Nelson and Goldman. 



1909. Thomomys magdalenae. Nelson and Goldman, Proc. Biol. 



Soc. Washington, vol. 22, p. 24. March 10, 1909. 

 Type Locality. — ^Magdalena Island, Lower California, Mexico. 



t*Thomomys mazama Merriam. 



1897. Thomomys mazama Merriam, Proc. Biol. Soc. Washing- 

 ton, vol. 11, p. 214. July 15, 1897. 



Type Locality. — Crater Lake, Mount Mazama, Klamath 

 County, Oregon. Altitude, 6,000 feet. 



t*Thomomys melanops Merriam. 



1899. Thomomys melanops Merriam, Proc. Biol. Soc. Washing- 

 ton, voL 13, p. 21. January 31, 1899. 

 Type Locality. — -Timberline at head of Soleduc River, Olympic 

 Mountains, Clallam County, Washington. 



t*Thomomys mewa Merriam. 



1908. Thomomys mewa Merriam, Proc. Biol. Soc. Washington, 



vol. 21, p. 146. June 9, 1908. 

 Type Locality. — Raymond, Madera County, California. 



*Thomomys monticola monticola Allen. 



1893. Thomomys monticolus Allen, BuU. Amer. Mus. Nat. Hist., 



vol. 5, p. 48. April 28, 1893. 

 Type Locality. — jMount Tallac, El Dorado County, California. 



Altitude, 7,500 feet. 



t*Thomomys monticola pinetorum Merriam. 



1899. Thomomys monticolus pinetorum Merriam, North Amer. 



Fauna, No. 16, p. 97. October 28, 1899. 

 Type Locality.— Sisson, Siskiyou County, California. 



