82 Nelson — Descriptions of New North American Rabbits. 



Genus SYT.VILAGrS Gray. 

 Sylvilagus cognatus sp. iiov. 



MANZANO .MorX'lAlN COTn »\TA IT,. 



Tt/jie No. 1. ".(;,. ")(•.'.), ;i4nlt, V. S. Natimuil .Mii^cnm ( Biiiliij^it^.a! Survey Col- 

 lection), from 1(1,0(1(1 t'(vt altitude, near the Huininit of IManzano Moun- 

 tains, New Mexico; collected l)y A. Ilea, February, ]'.I05. 



Gi'ngraphic disfrlhiitioN. — Tlis-jier slopes of the mountains of central and 

 eastern New Mexico. 



Specific characters. — tJeneral colur pale sli*rhtly l)ufty <;ray like .S'. 

 robustus but smaller with smaller skull, mueli smaller bulhe an<l sk'iiderer 

 supraorl)itals. 



Mcnxiireinciita of ti/pr. — Total len.u^h, .")'.)(); hind t'lmt, KlO; lenirth of ear 

 from notch, (51) (all the foR'ujitinu; measurements are from the dry skin). 



Sylvilagus floridanus similis subsp. nov. 



NEBRASKA COTTONTAIL. 



Type No. 69,517, adult male, U. (-'. National Mii-eum ( lliological Purvey 

 Collection), from N'alentiue, Nebraska; colleeteil by C. P. ''treator, No- 

 veml)er 10, 1S!»I. 



Gcofjrapliir dhtrihulinn. — Western border of Minnesota, eastern border 

 of the Dakotas, Nebraska and the northeastern (piarter of Colorado. 



Subspecific chararten^. — A pale, gray form like meanisl but smaller and 

 distinctly paler. 



Measurernents of tifjH'. — Total len>,dh,4IO; tail vertebra-, (il ; hind foot, 

 100; length of ear from notch in dried skin, oj. 



Sylvilagus floridanus restrictus sul)S]). nov. 



MICHOACAN COTTONTAIL. 



Type No. 33,087, adult male, U. S. National Mu.seum (Biological Survey 

 Collection), from Zapotlan, Jalisco, Mexico; collected by E. W. Nt-lson, 

 April 25, 1892. 



Geographic dixtriliuiion. — Mainly in the pine and oak forests of the 

 Sierra Madre in the States of Michoacan, southern and western .lalisco and 

 the soutbeasti'rn part of the Territory of Tepic, INIexico. 



Suljspccijic churaclers. — Similar in size to >S'. /. saJx-iitriu.^ but decidedly 

 more rusty reddish (almost as in aztccxii^) with legs nmch brighter rufous 

 than in any other form oi floridanus on the Mexican tableland. 



Measure iiu'rita of ti/}>e. — Total length, 425; tail vertt'bne, 55 ; hind foot, 

 94; length of ear from notch in dried skin, 58. 



Sylvilagus auduboni vallicola subsp. nov. 



.SAN .)O.V(.il'L\ COTTONTAIL. 



Type No. ^I'f^h adult female, U. S. National Museum ( Iliological Survey 

 Collection), from San Kmigdio Mancli, Kern County, ('alifornia; collected 

 byE. W. Nelson, October 22, ISO!. 



Geof/rajiJiic dii<lrihulion. — INIainly in the southern two-thirds of the San 

 Joaquin and adjacent connected valleys, central California. 



