NORTH AMERICAN RECENT MAMMALS. 303 



t*Onychomys leucogaster longipes (Merriam). 



1889. Onychomys longipes Merriam, North Amer. Fauna, No. 2, 

 p. 1. October 30, 1889. 



1913. Onychomys leucogaster longipes Hollister, Proc. Biol. Soc. 

 Washington, vol. 26, p. 216. December 20, 1913. 



Type Locality. — Concho County, Texas. 



Range. — Central and southern Texas and Naevo Leon and 

 Tamauhpas, Mexico. North to Tom Green and Concho 

 Counties, Texas; west to the Pecos River; southeast to Rock- 

 port and Nueces Bay, Texas; south to Victoria, Tamaulipas. 

 Lower Sonoran Zone. 



t*Onychomys leucogaster breviauritus HoUister. 



1913. Onychomys leucogaster ireviauritus Hollister, Proc. Biol. 

 Soc. Washington, vol. 26, p. 216. December 20, 1913. 



Type Locality. — Fort Reno, Canadian County, Oklahoma. 



Range. — Eastern Nebraska, eastern and south-central Kansas, 

 and middle Oklahoma. From Neligh, Nebraska, and Fort 

 Riley and Neosho Falls, Kansas, west and south to Kinsley, 

 Kansas, and to Woodward and Fort Reno, Oklahoma. En- 

 tirely within the Carolinian and Austroriparian faunas of the 

 Austral region. 



t*Onychomys torridus torridus (Coues). 



1874. Hesperomys (Onychomys) torridus Coues, Proc. Acad. Nat. 

 Sci. Philadelphia, p. 183. December 15, 1874. 



1885. Hesperomys torridus True, Proc. U. S. Nat. Mus., vol. 7, 

 (1884), p. 597. 1885. 



1889. Onychomys torridus Merriam, North Amer. Fauna, No. 2, 

 p. 3. October 30, 1889. 

 tl896. Onychomys torridus arenicola Mearns, Preliminary diag- 

 noses of new mammals from the Mexican border of the United 

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

 vol. 19, p. 139. December 21, 1896.) Rio Grande, about 6 

 miles above El Paso, El Paso County, Texas. 



Type Locality.— Camp Grant, Graham County, Arizona. 



Range. — From the Pecos Valley in Texas and southeastern New 

 Mexico, west across southern New Mexico and Chihuahua 

 into southeastern Arizona and northern Sonora. North in the 

 Rio Grande VaUey to Socorro, New Mexico; south to northern 

 Durango. 



t* Onychomys torridus perpallidus Mearns. 



1896. Onychomys torridus perpallidus Mearns, Preliminary diag- 

 noses of new mammals from the Mexican border of the United 

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

 vol. 19, p. 140. December 21, 1896.) 



