NORTH AMERICAN" LAND MAMMALS. 351 



Subgenus Macrotolagus Mearns. 



1895. Macrotolagus Mearns, Science, n. s., vol. 1, p. 698. 

 June 21, 1895. Tj^^e, Lepus alleni Mearns. (See Mearns, 

 Proc. U. S. Nat Mus., vol. 18, p. 552, June 24, 1896.) 



*Lepus alleni alleni Mearns. 



1890. Lepus alleni Mearns, Bull. Amer. Mus. Nat. Hist., vol. 2, 

 p. 294. February 21, 1890. 



Type Locality. — Rillito, on the Southern Pacific Railroad, 

 Pima County, Arizona. 



Range. — The desert plains of southern Arizona, from Phoenix, 

 Tucson, and Benson, south through similar country to a little 

 beyond Guaymas, in northern Sonora, Mexico. Vertical range 

 from near sea level in Sonora up to about 3,500 feet in southern 

 Arizona; zonal distribution, lower Sonoran. 



*Lepus alleni palitans Bangs. 



1900. Lepus (Macrotolagus) alleni palitans Bangs, Proc. New 

 England Zool. Club, vol. 1, p. 85. February 23, 1900. 



Type Locality. — Aguacaliente, about 40 miles southeast of 

 Mazatlan, State of Sinaloa, Mexico. 



Range. — Coastal plains of northwest Mexico from a little south 

 of Guaymas, in southern Sonora, south through Sinaloa to 

 Rosa Morada in northern Tepic. Vertical range from near sea 

 level to about 2,000 feet in southern Sonora; zonal range arid 

 tropical and lower part of lower Sonoran zone. 



f *Lepus alleni tiburonensis Townsend. 



1912. Lepus alleni tiburonensis Townsend, Bull. Amer. Mus. 



Nat. Hist., vol. 31, p. 120. June 14, 1912. 

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



t*Lepus gaillardi gaillardi Mearns. 



1896. Lepus gaillardi Mearns, Proc. U. S. Nat. Mus., vol. 18, p. 

 560. June 24, 1896. 



Type Locality. — West Fork of the Playas Valley, near monu- 

 ment No. 63, Mexican boundary line. Grant County, New 

 Mexico. 



Range. — Grassy plains of southwestern New Mexico near JSIex- 

 ican border and southward, along eastern base of Sierra Madre, 

 through adjacent parts of northern Chihuahua. Vertical 

 range from about 4,500 to 7,000 feet in northwestern Chihua- 

 hua; zonal range mainly upper Sonoran extending into lower 

 part of transition zone. 



