* 



NORTH AMERICAN RECENT MAMMALS. 311 



Reithrodontomys fulvescens tenuis (Allen). 



1899. Reithrodontomys tenuis Allen, Bull. Amer. Mus. Nat. 



Hist., vol. 12, p. 15. March 4, 1899. 

 tl901. Reithrodontomys griseoflavus Merrl^.m, Proc. Washington 



Acad. Sci., vol. 3, p. 553. November 29, 1901. (Ameca, 



Jalisco, Mexico. Altitude, 4,000 feet.) 

 1914. Reithrodontomys fulvescens tenuis Howell, North Amer. 



Fauna, No. 36, p. 45. June 5, 1914. 

 Type Locality. — Rosario, Sinaloa, Mexico. 

 Range.— Greater part of Mexico, exept extreme northern and 



southern portions; from southern Sonora, Durango, Zacatecas, 



San Luis Potosi, Nuevo Leon, and central Tamaulipas, south 



to southern Jahsco, Michoacan, and the coast region of Vera 



Cruz. 



♦Reithrodontomys fulvescens intermedius (Allen). 



1895. Reithrodontomys mexicanus intermedius Allen, Bull. Amer. 

 Mus. Nat. Hist., vol. 7, p. 136. May 21, 1895. 



1896. Reithrodontomys laceyi Allen, Bull. Amer. Mus. Nat. 

 Hist., vol. 8, p. 235. November 21, 1896. (Watson's Ranch, 

 15 miles south of San Antonio, Bexar County, Texas.) 



1914. Reithrodontomys fulvescens intermedius Howell, North 



Amer. Fauna, No. 36, p. 47. Jime 5, 1914. 

 Type Locality.— Brownsville, Cameron County, Texas. 

 Range. — Southern Texas and adjacent parts of Mexico from 



Del Rio to Brownsville; east to Bexar and Bee Counties; 



north to Wichita Mountains, Oklahoma. 



t*Reithrodontomys fulvescens aurantius (Allen.) 



1895. Reithrodontomys mexicanus aurantius Allen, Bull. Amer. 

 Mus. Nat. Hist., vol. 7, p. 137. May 21, 1S95. 



1899. Reithrodontomys chrysotis Elliot, Field Columb. Mus., 

 publ. 37, zool. ser., vol. 1, p. 281. May 9, 1899. (Dougherty, 

 Washita River, Murray County, Oklahoma.) 



1914. Reithrodontomys fulvescens aurantius Howell, North 

 Amer. Fauna, No. 36, p. 48. June 5, 1914. 



Type Locality.— Lafayette, Lafayette Parish Louisiana. 



Range. — Louisiana (west of the Mississippi River), southern 

 and east-central Arkansas, eastern Texas, and eastern Okla- 

 homa; north to southwestern Missouri (Carthage). Confined 

 to Lower Austral Zone. 



t*Reithrodontomys fulvescens diflSlcilis (Merriam). 



1861. '^Rcithrodon sumichrasti Saussure, Revue et magasin de 

 zoologie, ser. 2, vol. 13, p. 3. (Mexico, probably in the State 

 of Vera Cruz, or Orizaba.) 



