LEPUS. 437 
175. Eight males. Total length, 564 (535-587); head and body, 
493 (459-514); tail vertebra, 71 (64-83); hind foot, 116 (108-127); 
ear from notch, 136.4 (133-146). Eleven females. Total length, 
599 (559-626); head and body, 524 (483-546); tail vertebre, 73.7 
(64-89); hind foot, without claws, 118 (108-124); ear from notch, 137 
(730-145).’’ (Allen, 1. c.) 
texensis deserticola, Elliot, Syn. N. Am. Mamm., 1901, p. 291. 
textanus (sic) deserticola (Lepus), Mearns, Proc. U. S. Nat. Mus., 
18, 1896, p. 564. 
WESTERN DESERT RaBBit. 
Type locality. Western edge of the Colorado Desert, at base of 
Coast Range Mountains, in San Diego County, California. 
Geogr. Distr. State of Sonora, Mexico, and the desert region 
between the Sonoyta Valley of Arizona and Sonora, and the Coast 
Range Mountains of California; Lower California, Mexico. 
Genl. Char. Size of L. californicus, with larger ears; colors pale. 
Color. Above clay color, mixed with gray and black; sides and 
gular patch ochraceous; beneath tinged with ochraceous buff; ear 
pale drab and white, as usually seen, tipped with black on under side. 
Measurements. Total length, 560; tail vertebre, 110; hind foot, 
125; ear from crown, 158. Skull: total length, 92.5; occipito-nasal 
length, go; Hensel, 72; zygomatic width, 42; width between orbits, 
26; median nasal length, 29; lateral nasal length, 38; width of palatal 
bridge at tip of azygos, 8; length of incisive foramina, 22; posterior 
width of incisive foramina, 10; length of upper tooth row, alveolar 
border, 16; mandibular length, angle to alveolus of incisor, 63; height 
at coronoid process, 37. 
452. californicus (Lepus), Gray, Charlesw. Mag. Nat. Hist., 1, 1837, 
p- 586. Bachm., Journ. Acad. Nat. Scien. Phil., 1839, p. 86. 
Elliot, Syn. N. Am. Mamm., 1go1, p. 291. 
bennettt, Gray Zool. Sulphur, 1844, p. 36, pl. 14. 
richardsom, Bachm. Journ. Acad. Nat. Scien. Phil., 1839, p. 88. 
CALIFORNIA JACK RABBIT. 
Type locality. ‘‘St. Antoine,’’ Santa Barbara County?, Cali- 
fornia. 
Geogr. Distr. Lower California, Mexico, from Cape St. Lucas to 
northern California. 
Genl. Char. Size large; ears and hind feet longer than the head; 
hind feet shorter than the ears. 
Color. Above yellowish brown, mixed with black; sides, rump, 
and thighs tinged with cinnamon; head like back, darkest on the 
crown; nape smoky gray; beneath white in center of belly and chin; 
