MILLER AND REHN: NORTH AMERICAN MAMMALS. 67 



Onychomys melanophrys (Men-lam). 



1889. Onychomys leucogaster melanophrys MERRIAM, North 

 Amer. fauna, no. 2, p. 2. October 30, 1889. 



1890. 0\?iychomys] melanophrys MERRIAM, North Amer. 

 fauna, no. 3, p. 61. September 11, 1890. 



TYPE LOCALITY. Kanab, Kane County, Utah. 



Onychomys melanophrys pallescens Men-lam. 



1890. Onychomys melanophrys pallescens MEURIAM, North 



Amer. fauna, no. 3, p. 61. September 11, 1890. 

 TYPE LOCALITY. Moki Pueblos, Apache County, Arizona. 



Onychomys ramona Rhoads. 



1893. Onychomys ramona RHOADS, Amer. nat., xxvii, p. 833. 



September, 1893. 

 TYPE LOCALITY. San Bernardino Valley, California. 



* Onychomys torridus (Coues). 



1874. Ifesperomys ( Onychomys) torridus COUES, Proc. acad. 



nat. sci. Phila., p. 183. December 15, 1874. 

 1885. Hesperomys torridus TRUE, Proc. U. S. nat. mus., vn 



(1884), p. 597. 1885. 

 1889. Onychomys torridus MERRIAM, North Amer. fauna, no. 



2, p. 3. October 30, 1889. 

 TYPE LOCALITY. Camp Grant, Graham County, Arizona. 



Onychomys torridus arenicola Mearns. 



1896. Onychomys torridus arenicola MEARNS, Preliminary 



diagnoses of new mammals from the Mexican border of the 



United States, p. 3. May 25, 1896. (Reprint : Proc. U. S. 



nat. mus., xix, p. 139. December 21, 1896.) 

 TYPE LOCALITY. Rio Grande, about six miles above El Paso, 



El Paso County, Texas. 



Onychomys torridus perpallidus Mearns. 4 



1896. Onychomys torridus perpallidus MEARNS, Preliminary 

 diagnoses of new mammals from the Mexican border of the 

 United States, p. 4. May 25, 1896. (Reprint: Proc. U. S. 

 nat. mus., xix, p. 140. December 21, 1896.) 

 TYPE LOCALITY. Left bank of the Colorado River at monu- 

 ment no. 204, Mexican boundary line, Yuma County, 

 Arizona. 



