Sylvilagus bachmani cinerascens (J. A. Allen).
1890. Lepus cinerascens J. A. Allen, Bull. Amer. Mus. Nat. Hist., 3:159, October 8, type from San Fernando, Los Angeles County, California.
1907. Sylvilagus bachmani cinerascens, Nelson, Proc. Biol. Soc. Washington, 20:84, July 22.
Marginal records.—California (Orr, 1940:168): 5700 ft., San Emigdio Canyon; 3 mi. E San Fernando; Reche Canyon (Orr, 1940:169); 3500 ft., Dos Palmas Springs, Santa Rosa Mts. Baja California (Nelson, 1909:253): La Huerta, thence northward up-coast to point of beginning.
Sylvilagus bachmani exiguus Nelson.
1907. Sylvilagus bachmani exiguus Nelson, Proc. Biol. Soc. Washington, 20:84, July 22, type from Yubay, central Baja California.
Marginal records.—Baja California (Nelson, 1909:254): Agua Dulce; Santana.
Sylvilagus bachmani howelli Huey.
1927. Sylvilagus bachmani howelli Huey, Trans. San Diego Soc. Nat. Hist., 5:67, July 6, type from 10 mi. SE Alamo, Baja California, lat. 31° 35´ N, long. 116° 03´ W.
Marginal records.—Baja California (Huey, 1927:68): Laguna Hanson, Sierra Juarez; type locality.