Sylvilagus nuttallii (Bachman, 1837) . J. Acad. Nat. Sci. Philadelphia, 7:345.

TYPE LOCALITY: "...west of the Rocky Mountains,...streams which flow into the Shoshonee and Columbia rivers"; restricted by Nelson (1909:201) to "eastern Oregon, near mouth of Malheur River." Listed by Bailey (1936) as "near Vale."

DISTRIBUTION: Intermountain area of North America from S British Columbia to S Saskatchewan (Canada), south to E California, Nevada, C Arizona, and NW New Mexico (USA).

STATUS: S. floridanus appears to be displacing nuttallii in SE North Dakota; see Genoways and Jones (1972); but elsewhere generally common (Chapman and Ceballos, 1990).

SYNONYMS: artemesia (Bachman, 1839); grangeri (J. Allen, 1895); perplicatus Elliott, 1904; pinetis (J. Allen, 1894).

COMMENTS: Subgenus Sylvilagus (Gureev, 1964:168) . Reviewed by Chapman (1975a, Mammalian Species, 56).