NORTH AMEEICAN LAND MAMMALS. 191 



t*N'eotoma albigula leucodon (Merriam). 



1894. Neotoma leucodon Merriam, Proc. Biol. Soc. Washington, 



vol. 9, p. 120. July 2, 1894. 

 1910. Neotoma albigula leucodon Goldman, North Amer. Fauna, 



No. 31, p. 36. October 19, 1910. 

 Type Locality. — San Luis Potosi, State of San Luis Potosi, 



Mexico. 

 Range. — Mexican plateau region from western Nuevo Leon 



south to the northern part of the State of Mexico. Upper 



and lower Sonoran zones. 



*Neotoma albigula durangae (Allen). 



1903. Neotoma intermedia durangx Allen, Bull. Amer. Mus. 

 Nat. Hist., vol. 19, p. 602. November 12, 1903. 



1910. Neotoma albigula durangse. Goldman, North Amer. Fauna, 

 No. 31, p. 37. October 19, 1910. 



Type Locality. — San Gabriel, northwestern Durango, Mexico. 



Range. — Eastern basal slopes of the Sierra Madre west of and 

 above the range of N. albigula, from central Durango to south- 

 western Chihuahua, Mexico. Upper Sonoran zone. 



t*Neotoma albigula iacatecas (Goldman). 



1905. Neotoma leucodon zacatecse Goldman, Proc. Biol. Soc. 



Washington, vol. 18, p. 30. February 2, 1905. 

 1910. Neotoma albigula zacatecse Goldman, North Amer. Fauna, 



No. 31, p. 38. October 19, 1910. 

 Type Locality. — Plateado, Zacatecas, Mexico. Altitude, 7,600 



feet. 

 Range, — Sierra Madre in western Zacatecas, Mexico. Transition 



zone. 



f *Neotoma albigula seri Townsend. 



1912. Neotoma albigula seri Townsend, Bull. Amer. Mus. Nat. 



Hist., vol. 31, p. 125. June 14, 1912. 

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



t*Neotoma latifrons Merriam. 



1894, Neotoma latifrons Merriam, Proc. Biol. Soc. Washington, 



vol. 9, p. 121. July 2, 1894. 

 Type Locality. — Querendaro, State of Michoacan, Mexico. 

 Range. — Known only from type locality. Lower part of lower 



Sonoran zone. 



