NORTH AMERICAN LAND MAMMALS. 265 



Perognathus parvus olivaceus — Continued. 



1900. Perognathus parvus olivaceus Osgood, North Amer. 



Fauna, No. 18, p. 37. September 20, 1900. 

 Type Locality. — Kelton, near north end of Great Salt Lake, 



Boxelder County, Utah. 

 Range. — Upper Sonoran zone throughout the Great Basin, from 



northern Utah and southern Idaho southwest to Owen Valley, 



California, and west to southern Oregon and northeastern 



CaUfornia. 



l-*Perognathus parvus magruderensis Osgood. 



1900. Perognathus 'parvus magruderensis Osgood, North Amer. 



Fauna, No. 18, p. 38. September 20, 1900. 

 Type Locality. — Mount Magruder, Nevada, near boundary 



between Inyo County, California, and Esmeralda County, 



Nevada. Altitude, 8,000 feet. 

 Range. — Upper Sonoran and transition zones of the desert 



ranges of southern Nevada and adjoining portion of California. 



Perognathus xanthonotus Grimiell. 



1912. Perognathus xanthonotus Grinnell, Proc. Biol. Soc. Wash- 

 ington, vol. 25, p. 128. July 31, 1912. 

 Type Locality. — Freeman Canyon, east slope of Walker Pass, 

 Kern County, California. Altitude, 4,900 feet. 



^Perognathus alticola Rhoads. 



1894. Perognathus alticolus Rhoads, Proc. Acad. Nat. Sci. 



Philadelphia, 1893, p. 412. January 30, 1894. 

 Type Locality. — Squirrel Inn, San Bernardino Mountains, San 



Bernardino County, California. 

 Range. — Known only from the ty|3e locahty. 



*Perognathus lordi lordi (Gray). 



18G8. xihromys lordi Gray, Proc. Zool. Soc. London, p. 202. 



1889. Perognathus lordi Merriam, North Amer. Fauna, No. 1, 

 p. 28. October 25, 1889. 



1894. Perognathus lordi Rhoads, Proc. Acad. Nat. Sci. Phila- 

 delphia, 1893, p. 405. January 30, 1894. 



Type Locality. — Southern British Columbia, Canada. 



Range. — Upper Sonoran and transition zones of the plains of 

 the Columbia River, Washington, and suitable adjacent terri- 

 tory in southern British Columbia. 



t*Perognathus lordi columbianus (Merriam). 



1894. Perognathus columbianus ]\Ierriam, Proc. Acad. Nat. Sci. 

 Philadelphia, p. 263. September 27, 1894. 



