428 LEPUS, 
442. incitatus (Lepus), Bangs, Am. Nat. XXXvV., 1901, p. 633. 
FLEET HARE. 
Type locality. San Miguel Island, Bay of Panama. 
Genl. Char. Similar to L. gabbi, but with a larger and heavier 
skull; rostrum wider and heavier, more rounded and arched; bony 
palate wider and longer; molar and incisor teeth heavier. 
Color. Upper parts tawny ferrugineous; sides dull ochraceous; top 
of head and middle of back mixed with black; nuchal patch, arms, and 
outer side of legs bright tawny ferrugineous; superciliary stripe buffy 
white; outer side of ear like back, tip dusky, outer border yellowish 
white; under parts soiled white; sides of neck tawny ferrugineous; 
under side isabella. 
Measurements. Total length, 420; tail vertebre, 20; hind foot, 80; 
ear from notch, 45. Skull: basal length, 57; occipito-nasal length, 
74.6; zygomatic width, 35.4; mastoid width, 23.8; interorbital con- 
striction, 16.2; length of nasals, 30.4; width of nasals, 13; length of 
palatal bridge, (incisive foramina to palatal notch), 9; length of 
incisive foramina, 17; width of incisive foramina, 6.4; upper tooth row, 
alveolar border, 14.6; length of single half mandible, 56; lower tooth 
row, alveolar border, 15.4. 
D. Microlagus. 
“Ears longer than hind foot; tail short; skull narrow, low, and 
lightly ossified with postorbital process usually free, scarcely touching 
cranium behind.’’ (Mearns.) 
KEY TO THEPoPECIES: 
PAGE 
A. Above light fulvous brown and black.......... L.cerrosensis 428 
B. Above yellowish, dark brown and black........ L. bachmant 429 
C. Above grayish brown and black. 
a... SNe ce. 5 oe es al L. cinerascens 429 
b. Largegie. ... gan... igs pee 25. Sooo L. peninsularis 430 
443. cerrosensis (Lepus), Allen, Bull. Amer. Mus. Nat. Hist., 1898, 
p- 145. 
Cerros ISLAND HARE. 
Type locality. Cerros or Cedros Island, off west coast of Lower 
California, Mexico. 
Geogr. Distr. Type locality only. 
Color. Upper parts light fulvous brown, mixed with black; pec- 
toral band pale yellowish brown; rest of under parts white; fore feet 
fawn; hind feet yellowish white; tail dark gray above, white beneath; 
ears grayish brown. 
