NORTH AMERICAN RECENT MAMMALS. 371 



t*Sigmodon hispidus eremicus — Continued. 



Type Locality. — Cienega Well, 30 miles south of monument 

 No. 204, Mexican boundary line, on the left bank of the Colo- 

 rado River, Sonora, Mexico. 



Range.— Along both sides of the lower Colorado River. 



*Siginodon hispidus arizonae Mearns. 



1890. Sigmodon hispidus arizonse Mearns, Bull. Amer. Mus. Nat. 



Hist., vol. 2, p. 287. February 21, 1890. 

 Type Locality. — Fort Verde, Yavapai County, Arizona. 

 Range. — Known only from type locality. 



*Sigmodon hispidus mascotensis (Allen). 



1897. Sigmodon mascotensis Allen, Bull. Amer. Mus. Nat. Hist. 



vol. 9, p. 54. March 15, 1897. 

 1897. Sigmodon colimse Allen, Bull. Amer. Mus. Nat. Hist., 



vol. 9, p. 55. March 15, 1897. (Flams of Colima, State of 



Colima, Mexico.) 

 1902. Sigmodon hispidus mascotensis Bailey, Froc. Biol. Soc. 



Washington, vol. 15, p. 108, June 2, 1902. 

 Type Locality. — Mineral San Sebastian, Mascota, Jalisco, 



Mexico. 

 Range. — West coast of Mexico from western Jalisco to southern 



Oaxaca. 



t* Sigmodon hispidus tonalensis Bailey. 



1902. Sigmodon hispidus tonalensis Bailey, Proc. Biol. Soc. 

 Washmgton, vol. 15, p. 109. June 2, 1902. 



Type Locality. — Tonala, Chiapas, Mexico. 

 Range. — Western Chiapas and eastern Oaxaca. 



Sigmodon hispidus griseus Allen. 



1908. Sigmodon hispidus griseus Allen, Bull. Amer. Mus. Nat. 



Hist., vol. 24, p. 657. October 13, 1908. 

 Type Locality. — Chontales (in the coast lowlands), Nicaragua. 



*Sigmodon hispidus baileyi (Allen). 



1903. Sigmodon baileyi Allen, Bull. Amer. Mus. Nat. Hist., 

 vol. 19, p. 601. November 12, 1903. 



1912. Sigmodon hispidus haileyi Miller, North Amer. Land 



Mamm. 1911, p. 183. December 31, 1912. 

 Type Locality. — La Cienega de las Vacas, northwest Durango, 



Mexico. Altitude, 8,500 feet. 



t*Sigmodon hispidus major Bailey. 



1902. Sigmodon hispidus major Bailey, Froc. Biol. Soc. Wash- 

 ington, vol. 15, p. 109. June 2, 1902. 



Type Locality. — Sierra de Choix, 50 miles northeast of Choix, 

 Sinaloa, Mexico. 



Range. — West coast of Mexico from Tepic to southern Sonora. 



