THOMOMYS. 67 



Thomomys myops Morriiun. Biological Survey colloction. 



rioc. niol. S(K'. Wanh., XIV, p. 112, July 19, 1901. 

 1>1(M)6. Skin and skull. Adult foniale. Conconully, east base Cas- 

 cade Mountains, VVashinj,^t()n. September 11, 185)7. Collected l)y 

 J. A. Loring-. Original number 4650. 

 Well-made skin in good condition; skull perfect. 



Thomomys nasicus Meiriam. Biological Surve}' collection. 



I'roc. r.iol. Soe. Wash., XI, p. 2U!, July 15, 1897. 

 T'.^Slf). Skin and skull. Adult male. Farewell Bend, Dcs Chutes 

 River, Oregon. August 4, 1896. Collected by E. A. Prel)le. 

 Original number 1274. 



Well-made skin in good condition; skull perfect. 



Thomomys leucodon navus ]\Ierriam. Biological Survey collection. 

 I'r.K'. r.iol. Soc. Wasii., XIV, p. 112, July 19, 1901. 

 57791. Skin and skull. Adult male. Red Blutf, California. Decem- 

 ber 26, 1893. Collected by C. P. Streator. Original number 

 3462. 



Well-made skin in good condition; skull perfect, except for absence of two 

 upper anil one lower elieek teeth. 



Thomomys nelsoni Merriam. Biological Survey collection. 



I'ror. i'.iol. Soc. Wash., XIV, pp. 109-110, July 19, 1901. 

 96451. Skin and skull. Adult female. Parral, Chihuahua, Mexico. 

 September 18, 1898. Collected by E. W. Nelson and E. A. Gold- 

 man. Original number 13035. 



Well-made skin in good condition; skull perfect. 



Thomomys nevadensis Merriam. Biological Sui"\(\v collection. 



Proc. Biol. Soc. Wash., XI, p. 213, July 15, 1897. 

 Vi'iVi- Skin and skull. Yoimg adult male. Austin, Nevada. No- 

 vember 11, 1890. Collected by V. Bailey. Original number 2097. 

 Well-made skin in good condition; skull perfect. 



Thomomys niger Merriam. Biological Survey collection. 



Proc. »iol. Soc. Wash., XIV, j). 117, July 19, 1901. 

 6'.»407. Skin and skull. AdiUt male. Seaton, Oregon. October 6, 

 1894. Collected by J. E. McLellan. Original num))er 1147. 



Well-ni;ide skin in good condition; skull perfect, except for broken basi- 

 occipital and left audital bulla. 



Thomomys clusius ocius ]\lcrriam. Biological Surve}^ collection. 

 Proc. Biol. Soc. Wash., XIV, p. 114, July 19, 1901. 

 J55II. Skin and skull. Adult male. Fort Bridger, Wyoming. 

 May 24. lS9(t. Collected by V. Bailey. Original luunber 1194. 

 Well-made skin in good condition; skull perfect. 



