154 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY- 
* Perodipus ordii (Woodhoase). 
1853. Dipodomys ordii Woodhouse, Proc. acad. nat. sci. 
Phila., VI, 23. 235. 
1885. Dipodomys phillipsi ordii True, Proc. U. S. nat. mus., 
VII (1884), 2^. 599. 1885. (Part.) 
1894. P\erodipus\ ordi Merriam, Proc. biol. soc. Washington, 
IX, 23. 115. June 21, 1894. 
Type locality. — El Paso, El Paso County, Texas. 
Perodipus ordii columbianus Merriam. 
1894. Perodipus ordi columbianus Merriam, Proc. biol. soc. 
Washington, ix, 23. 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 Allex, Bull. Amer. mus. nat. 
hist.. Ill, p. 276. June 30, 1891. 
1894. Perodip)us ordii palmeri Allex, Abstract proc. Linn, 
soc. New York, 1893-1894, p. 28. July 20, 1894. 
Type locality. — San Luis Potosi, State of San Luis Po- 
tosi, Mexico. 
Perodipus panamintinus Merriam. 
1894. Perodipus panamintinus Merriam, Proc. biol. soc. 
Washington, IX, p. 114. June 21, 1894. 
Type locality.— Head of Willow Creek, Panamint Moun¬ 
tains, Inyo County, California. 
Perodipus richardsoni (Allen). 
1891. Dipodops richardsoni Allex, Bull. Amer. mus. nat. 
hist.. Ill, 23. 277. June 30, 1891. 
1894. P[erodi 2 ms'] richardsoni Merriam, Proc. biol. soc. 
Washington, ix, 23. 114. June 21, 1894. 
Ty^pe localityl— On one of the sources of Beavel River, in 
the extreme northwestern corner of Indian Territory. 
Perodipus sennetti (Allen). 
1891. Dip)odop}s sennetti Allex, Bull. Amer. mus. nat. hist., iii, 
p. 226. A23ril29, 1891. 
1894. Perodipus semietti Allex, Abstract 23roc. Linn. soc. New 
York, 1893-1894, p. 29. July 20, 1894. 
Ty^pe locality. — Near Brownsville, Cameron County, Texas. 
