NORTH AMERICAN LAND MAMMALS. 141 



t*Peromyscus eremicus avius Osgood. 



1909. Peromyscus eremicus avius Osgood, North Amer. Fauna, 



No. 28, p. 247. April 17, 1909. 

 Type Locality. — Ceralbo Island, off east coast of southern 



Lower California, Mexico. 

 Range. — Confined to Ceralbo Island, Lower California. 



t*Peromyscus eremicus polypolius Osgood. 



1909. Peromyscus eremicus j^olypoUus Osgood, North Amer. 



Fauna, No. 28, p. 248. Aprils, 1909. 

 Type Locality. — Margarita Island, off west coast of southern 



Lower California. 

 Range. — Confined to Margarita Island, Lower California. 



t*Peromyscus eremicus anthonyi (Merriam). 



1887. Hesperomys (Vesperimus) anthonyi Merriam, Proc. Biol. 

 Soc. Washington, vol. 4, p. 2. April 15, 1887. 



1907. Peromyscus eremicus antlionyi Mearns, Bull. U. S. Nat. 

 Mus., No. 56, p. 438. April 13, 1907. 



Type Locality. — Camp Apache, Big Hachita Mountains, Grant 

 County, New Mexico. 



Range. — -Extreme southeastern Arizona and southwestern New 

 Mexico in the vicinity of the Mexican boundary line and south 

 through the State of Sonora west of the Sierra Madre to north- 

 ern Sinaloa. 



t*Peromyscus eremicus tiburonensis (Mearns). 



1897. Peromyscus tiburonensis Mearns, Proc. U. S. Nat. Mus., 



vol. 19, p. 720. June 30, 1897. 

 1909. Peromyscus eremicus tiburonensis Osgood, North Amer. 



Fauna, No. 28, p. 250. April 17, 1909. 

 Type Locality. — Tiburon Island, Gulf of California, Mexico. 

 Range. — Tiburon Island and immediately adjacent mainland. 



t*Peromyscus eremicus phaeurus Osgood. 



1904. Peromyscus eremicus pTixurus Osgood, Proc. Biol. Soc. 



Washington, vol. 17, p. 75. March 21, 1904. 

 Type Locality. — Hacienda la Parada, San Luis Potosi, Mexico. 

 Range. — Middle part of the Mexican ta])le-land in the States of 



San Luis Potosi, Zacatecas, and Nuevo Leon. 



f*Peromyscus eremicus carmeni Townsend. 



1912. Peromyscus eremicus carmeni Townsend, Bull. Amer. Mus. 



Nat. Hist., vol. 31, p. 126. June 14, 1912. 

 Type Locality. — Carmen Island, Gulf of California, Mexico. 



