Sylvilagus graysoni (J. Allen, 1877) . In Coues and Allen, Monog. N. Amer. Rodentia (U.S. Geol. Geograph. Survey Terr., Rep., 11:347).

TYPE LOCALITY: According to Nelson (1899a:16), "Très Marias Islands," "undoubtedly from Maria Madre" Isl, Nayarit, Mexico .

DISTRIBUTION: Très Marias Isis, Nayarit (Mexico).

STATUS: IUCN - Endangered.

SYNONYMS: badistes Diersing and Wilson, 1980.

COMMENTS: Subgenus Sylvilagus (Gureev, 1964:168) . An insular species probably derived from cunicularius of the adjacent mainland; see Diersing and Wilson (1980) and Hall (1981:314).