500 FIELD COLUMBIAN MUSEUM ZOOLOGY, VOL. III. 



PAGE. 



338. Qeomys texensis. Merr 219 



339. Qeomys arenarius. Merr 219 



340. Qeomys personatus. True 220 



Geomys personatus fallax. Merr 220 



61. Cratogeomys. Merr., 1895. 



341. Cratogeomys castanops. (Baird.) 220 



62. Thomomys. Max., 1839. 



342. Thomomys bulbivorus. (Richardson.) 222 



343. Thomomys nevadensis. Merr 223 



344. Thomomys leucodon. Merr. 223 



345. Thomomys operarius. Merr 223 



346. Thomomys bottae. (Eyd. and Gerv.) 223 



Thomomys bottae pallescens. Rhoads 224 



347. Thomomys laticeps. Baird 224 



348. Thomomys townsendi. (Richards.) 224 



349. Thomomys monticola. Allen 225 



Thomomys monticola pinetorum 225 



350. Thomomys ma/ama. Merr 225 



351. Thomomys quadratus. Merr 225 



352. Thomomys nasicus. Merr 226 



353. Thomomys douglasi. (Richards.) 226 



Thomomys douglasi fuscus. Merr 226 



Thomomns douglasi yelmensis. Merr 226 



354. Thomomys talpoides. (Richards.) 227 



Thomomys talpoides rufescens. Wied 227 



355. Thomomys melanops. Merr 227 



356. Thomomys fulvus. (Woodh.). 227 



Thomomys fulvus nigricans. Rhoads 228 



Thomomys fulvus intermedius. Mearns .228 



357. Thomomys angularis. Merr 228 



358. Thomomys alpinus. Merr 229 



359. Thomomys clusius. Coues 229 



300. Thomomys aureus. Allen 229 



361. Thomomys perpallidus. Merr 229 



362. Thomomys cervinus. Allen 230 



363. Thomomys altivallis. Rhoads 230 



364. Thomomys fossor. Allen 230 



