282 THOMOMYS. 



a. Thomomys annularis pascalis Merriam. 



Thomomys angularis pascalis Merr., Proc. Biol. Soc. Wash., xiv 

 1901, p. III. 

 Grazing Pocket Gopher. 



Type locality. Fresno, San Joaqum Valley, Fresno County, Cali- 

 fornia. 



Geogr. Distr. Joaquin Valley, California. Range unknown. 



Genl. Char. Similar to T. angularis, but smaller. Skull: temporal 

 ridges n'ot forming a sagittal crest; bullae large. 



Color. Upper parts buify yellowish ; under parts paler, sometimes 

 with patches of white; wrists and ankles white. 



Measurements. Total length, 236 ; tail vertebrae, 80; hind foot, 32. 



695. Thomomys martirensis (Allen). 



Thomomys fulvus martirensis Allen, Bull. Am. Mus. Nat. Hist. 



N. Y., 1898, p. 147. 

 Thomomys martirensis Elliot, Mamm. Middle Amer. & W. Indies, 

 F. C. M. Pub., IV, Pt. I, 1904, p. 336. Zool. Ser. 

 San Pedro Martir Pocket Gopher. 



Type locality. San Pedro Martir Mountains, Lower California, 

 Mexico. Altitude, 8,200 feet. 



Geogr. Distr. San Pedro Martir Mountains, Lower C&,lifornia, 

 Mexico. Altitude, 7,000 to 8,200 feet. 



696. Thomomys aphrastus Elliot. 



Thomomys aphrastus Elliot, Pub. Field Columb. Mus., iii, 1903, 

 p. 219. Zool. Ser. Id. Mamm. Middle Amer. & W. Indies, 

 F. C. M. Pub., IV, Pt. I, 1904, p. 336. Zool. Ser. 

 Troublesome Pocket Gopher. 



Type locality. San Tomas, Lower California, Mexico. 



Geogr. Distr. Lower California, Mexico. Range unknown. 



697. Thomomys peregrinus Merriam. 



Thomomys peregrinus Merr., Proc. Biol. Soc. Wash., viii, 1893, 

 p. 146. Elliot, Mamm. Middle Amer. & W. Indies, F, C. M. 

 Pub., IV, Pt. I, 1904, p. 337. Zool. Ser. 

 Wandering Pocket Gopher. 



Type locality. Salazar, State of Mexico, Mexico. 



Geogr. Distr. State of Mexico. Range unknowii. 



698. Thomomys orizabse Merriam. 



Thomomys orizabcs Merr., Proc. Biol. Soc. Wash., viii, 1893, p. 145. 

 Elliot, Mamm. Middle Amer. & W. Indies, F. C. M. Pub., iv, 

 Pt. 1, 1904, p. 337. Zool. Ser. 



