252 BULLETIN 128, UNITED STATES NATIONAL MUSEUM. 



t*Thomomys douglasii limosus (Merriam). 



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



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

 1921. Thomomys douglasii limosus Taylor, Proc. Biol. Soc, 



Washington, vol. 34, p. 121. June 30, 1921. 

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



Klickitat County, Washington. 

 Range. — Known only from type locality. 



t*Thomomys niger Merriam. 



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



vol. 14, p. 117. July 19, 1901. 

 Type Locality. — Seaton, near mouth of LTmpqua River^ 



Douglas County, Oregon. 

 Range. — Coast region of west-central Oregon. 



monticola-gronp. 



*Thomomys monticola monticola Allen. 



1893. Thomomys monticolus Allen, Bull. Amer. Mus. Nat. Hist.^ 



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

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



Altitude, 7,500 feet. 

 Range. — Sierra Nevada of California and Nevada, from Lassen. 



Peak south to Mammoth Pass. 



t*Thomomys monticola mazama (Merriam). 



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

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



1915. Thomomys monticola mazama Bailey, North Amer. 

 Fauna No. 39, p. 123. November 15, 1915. 



Type Locality. — Anna Creek, near Crater Lake, Mount 

 Mazama, Klamath County, Oregon. Altitude, 6,000 feet. 



Range. — Cascade and Siskiyou Mountains, Oregon, south in; 

 California to the Trinity Mountains. 



t*Thomomys monticola pinetorum Merriam. 



1899. Thomomys monticolus 'pinetorum Merriam, North Amer. 



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

 1914. Thomomys monticola yremaxillaris Grinnell, LTniv. Calif, 



Publ. Zool., vol. 12, p. 312. November 21, 1914. (Two 



miles south of South Yolla Bolly Mountain, Tehama County^ 



California. Altitude about 7,500 feet.) 

 Type Locality. — -Sisson, Siskiyou County, California. 

 Range. — Mountains along west side of Sacramento Valley, 



California, from Sisson south to South Yolla Bolly Mountain. 



