NOETH AMEBIC AN LAND MAMMALS. 275 



Perodipus ordii ordii — Continued. 



1894. P[erodipus] ordi Merriam, Proc. Biol. Soc. Washington, 



vol. 9, p. 115. June 21, 1894. 

 Type Locality. — El Paso, El Paso County, Texas. 



t*Perodipus ordii columbianus Merriam. 



1894. Perodipus ordi columbianus Merriam, Proc. Biol. Soc. 



Washington, vol. 9, p. 115. June 21, 1894. 

 Type Locality. — Umatilla, at mouth of Umatilla River, Plains 

 of Columbia, Umatilla County, Oregon. 



*Perodipus ordii palmeri (Allen). 



1891. Dipodops ordii palmeri Allen, Bull. Amer. Mus. Nat. 



Hist., vol. 3, p. 276. June 30, 1891. 

 1894. Perodipus ordii palmeri Allen, Abstract Proc. Linn. Soc. 



New York, 1893-1894, p. 28. July 20, 1894. 

 Type Locality. — San Luis Potosi, State of San Luis Potosi, 



Mexico. 



t*Perodipus panamintinus Merriam. 



1894. Perodipus panamintinus Merriam, Proc. Biol. Soc. Wash- 

 ington, vol. 9, p. 114. June 21, 1894. 



Type Locality. — Head of Willow Creek, Panamint Mountains, 

 Inyo County, California. 



t*Perodipus perplexus Merriam. 



1907. Perodipus perplexus Merriam, Proc. Biol. Soc. Washing- 

 ton, vol. 20, p. 79. July 22, 1907. 

 Type Locality. — ^Walker Basin, Kern County, California. 



*Perodipiis richardsoni (Allen). 



1891. Dipodops richardsoni Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 3, p. 277. June 30, 1891. 



1894. P[erodipus] riclmrdsoni Merriam, Proc. biol. Soc. Wash- 

 ington, vol. 9, p. 114. June 21, 1894. 



Type Locality. — On one of the sources of Beaver River, Beaver 



County, Oklahoma. 



Regarded by Bailey (North Amer. Fauna, No. 25, p. 144, October 24, 1905) 

 aa a subspecies of D. montanus. 



*Perodipus sennetti (Allen). 



1891. Dipodops sennetti Allen, Bull. Amer. Mus. Nat. Hist., 



vol. 3, p. 226. April 29, 1891. 

 1894. Perodipus sennetti Allen, Abstract Proc. Linn. Soc. New 



York, 1893-1894, p. 29. July 20, 1894. 

 Type Locality. — Santa Rosa, Cameron County, Texas, 85 miles 



southwest of Corpus Christi. (See Bailey, North Amer. Fauna, 



No. 25, p. 146, October 24, 1905.) 



