424 LEPUS, 
tract, where it intergrades with L. a. major in the pass between the 
southern end of the Rocky Mountains and northern extremity of the 
Sierra Madre.”’ 
Genl. Char. Smaller than L. arizone; ears short, colors pale. 
Rostrum more elongate; mandible stouter and higher, and audital 
bulle larger. 
Color. Above yellowish brown, lined with black; rump grayish 
white, lined with black; sides yellowish gray, with a buff lateral line; 
head gray, tinged with yellowish brown on cheeks and crown; nape 
light cinnamon; fore legs wood brown; hind feet above white; pec- 
toral band yellowish gray, rest of under parts white; tail above dusky, 
hairs tipped with yellowish brown and gray, beneath white; ears 
grayish white on dorsal surface behind, and gray mixed with yel- 
lowish brown and black in front, basal two-thirds of front edge 
white, tips black. 
Measurements. Average total length, 345; tail vertebra, 50.2; 
hind foot, 83.4; ear from notch, 65.8. Skull: occipito-nasal length, 
29; Hensel, 46; zygomatic width, 32; lateral length of nasals, 34; 
medium length of nasals, 18; posterior width of nasals, 11; anterior 
width of nasals, 7; length of lower jaw to end of incisors, 46.5; height 
of condyle, 27. 
ce.—confinis (Lepus), Allen, Bull. Am. Mus. Nat. Hist., 1898, 
pe.r4o, 
ALLIED HARE. 
Type locality. Playa Maria, Lower California, Mexico. 
Geogr. Distr. Lower California, Mexico. 
Genl. Char. Similar to L. aritzone, but darker. 
Color. Upper parts dark grayish brown, mixed with black and 
pale brown; side pale grayish brown; top of nose and head to occiput 
like back; nape pale fulvous; side of head and nose mixed light gray 
and brown; pectoral band yellowish brown on sides, yellowish white 
in center; chin, upper part of throat, and rest of under parts white, 
the plumbeous base of the hairs showing; fore legs dark buff; hind 
legs gray; under sides of feet reddish brown; tail almost invisible, 
like back; ears on outside brownish black, reddish towards anterior 
edges, black inside. 
Measurements. Total length, 310; hind foot, 61; ear from 
notch, 65. (ex Type.) Skull: total length, 60.5; basal length, 53; 
zygomatic breadth, 29; interorbital constriction, 9.5; length of 
nasals, 24.5; breadth of nasals posteriorly, 10.5. 
437. durange (Lepus), Allen, Bull. Am. Mus. Nat. Hist., 1903, 
p. 609. 
