362 CALIFORNIA ACADEMY OF SCIENCES [Proc. 4TH SER. 
Range—Chiefly Lower Sonoran zone (locally up through 
Transition) in the desert regions of southeastern California, 
west to the eastern confines of the San Diegan district, and 
north, east of the Sierra Nevada, to Mono Lake (Nelson, N. 
Amer. Fauna, 29, 1909, pp. 137, 140; Mus. Vert. Zool.). 
Sylvilagus nuttalli nuttalli (Bachman) 
Washington Cottontail 
Original description—Lepus nuttallui Bachman, Journ. Acad. 
Nat. Sci. Phila., 7, pt. 2, 1837, pp. 345-348, pi. 22, fig. 1. 
Type locality—Probably eastern Oregon near mouth of 
Malheur River (see Nelson, N. Amer. Fauna, 29, 1909, p. 
ZOE 
Range—Upper Sonoran and Transition zones in parts of 
the Modoc region of northeastern California, west to Shasta 
Valley, Siskiyou County, and south to Mono Lake, Mono 
County (Nelson, supra cit., pp. 201, 204; Mus. Vert. Zool.). 
Sylvilagus nuttalli grangeri (Allen) 
Black Hills Cottontail 
Original description—Lepus sylvaticus grangeri Allen, Bull. 
Mus. Nat. Hist., 7, August 21, 1895, pp. 264, 265. 
Type locality—Hill City, Black Hills, Custer County, South 
Dakota. 
Synonym—Lepus laticinctus perplicatus Elliot, Field Col. 
Mus., zool. ser., 3, December, 1903, p. 255 (type from Hanno- 
pee Canyon, Panamint Mountains, Inyo County, California. 
Range—High Upper Sonoran and Transition zones on 
desert ranges of the Inyo region, from White Mountains south 
to the Coso and Panamint mountains (Nelson, N. Amer. 
Fauna, 29, 1909, pp. 204, 207). 
Sylvilagus auduboni auduboni (Baird) 
Sacramento Cottontail 
Original description—Lepus audubonu Baird, Pac. R. R. 
Rep., 8, 1857, pp. 608-610, pl. 58, fig. 2. 
Type locality—San Francisco, California. 
Synonym—Lepus sylvaticus auduboni. 
