MAMMALS OF UTAH 97 



COLORADO COTTONTAIL 



SYLVILAGUS AUDUBONI WARRENI (Nelson) 



Sylvilagus auduboni warreni Nelson, Proc. Biol. Soc. Wash. 

 XX, p. 83, July 22, 1907. ' 



Description — Color in fresh winter pelage: Upper 

 parts of head and body dark creamy buff strongly washed 

 on back with black; sides of head and body grayer and 

 washed with less black than back and shading into clear dull 

 buff along lower border of flanks ; outside of ears similar to 

 back, or a little grayer; nape light rusty rufous; rump 

 iron gray, forming a well-defined patch; top of tail like 

 rumps front and outside of fore legs varying from dark 

 rusty ochraceous buff to light rusty cinnamon rufous ; tops 

 of fore feet white, more or less shaded with buff; back and 

 outside of hind legs cinnamon, varying to lighter more 

 rusty cinnamon and to darker more cinnamon brown; tops 

 of hind feet vary from white to pale buff; the rusty areas 

 on fore and hind legs connected by buffy line along lower 

 border of flanks; underside of neck varies from dull dark 

 buff to dark buff tinged with fawn color; inguinal area 

 more or less deeply buffy. (Nelson.) 



Distribution — Southwestern Colorado, southeastern 

 Utah, northwestern New Mexico, northeastern Arizona. 

 Specimens have been taken at Canesville, Hanksville and 

 Mount Ellen of the Henry mountains. 



Habits — Ranchmen state that their numbers near Bluff 

 City, Utah, are at times so great that nearly all the range 

 grasses in the vicinity of canyons are eaten by them before 

 the middle of June. (Gary.) 



BLACK HILLS COTTONTAIL 



SYLVILAGUS NUTTALLI GRANGERI (AUen) 



Lepus sylvaticus granger! Allen, Bull. Am. Mus. Nat. Hist. 

 VII, pp. 264-265 (author's separates issued August 21, 

 1895). 



Lepus 1 (aticinctus) perplicatus Elliot, Field Col. Mus. Chi- 

 cago, Zool. Ser. Ill, No. 14, pp. 255-256, December, 1903. 



• Description — Color in fresh pelage : Top of head creamy 

 buff with a slight shade of fawn color, lightly frosted on 

 surface with gray; top of back a slightly paler shade of 



