238 TETRAONIDEH, GROUSE, PARTRIDGES.—GEN. 187. 
Californian Partridge. Valley Quail of the Californians. @ with a 
small white line from bill to eye; forehead whitish with black lines; occiput 
smoky-brown; nuchal and cervical feathers with very dark edging and shaft 
lines, and fine whitish speckling; general color of upper parts ashy with 
strong olive-brown gloss, the edging of the inner quills brownish-orange ; 
fore breast slaty-blue; under parts tawny deepening centrally into rich 
golden-brown or orange-chestnut, all the feathers sharply edged with jet- 
black; sides like the back, with sharp white stripes; vent, flanks and cris- 
sum tawny, with dark stripes. Besides lacking the definite head-markings, 
the @ wants the rich sienna color of the under parts, which are whitish or 
tawny, with black semicircles as in the ¢ ; the breast is olive-gray. Lower 
portions of California and Oregon, East nearly to the Colorado River; 
abundant. Eggs of this and the next species speckled. Aup., v, 67, 
pl. 290; Nurr., i, 2d ed. 789; Bp., 644; Coor., 549. . CALIFORNICUS. 
Gambel’s Partridge. Arizona Quail. @ without white loral line; fore- 
head black with whitish lines ; occiput chest- 
nut; nuchal and cervical feathers with dark 
shaft lines, but few dark edgings or none, 
and no white speckling; general color of 
upper parts clear ash, the edging of the 
inner quills white; fore breast like the back ; 
under parts whitish, middle of belly with a 
large jet-black patch; sides rich purplish- 
chestnut with sharp white stripes; vent, 
flanks and crissum white with dusky streaks. 
Besides lacking the definite head-markings, 
the @ wants the black abdominal area, where 
the feathers are whitish with dark lengthwise 
touches. New Mexico and Arizona, both in 
mountains and valleys, very abundant; E. 
\ to Pecos and San Elizario, Texas, beyond 
FIG. 152. “Gambel’s Partridge. which replaced by the Massena partridge ; 
W. to Colorado R. and slightly beyond; N. to 35° and probably a little 
further; S. into Mexico. Cass., Ill. 45, pl. 9; Couns, Proc. Phila. Acad. 
1866, 59, and Ibis, 1866, 46; Bp., 645; Coop., 553.. . . . GAMBELII. 
187. Genus CALLIPEPLA Wagler. 
Scaled Partridge. Blue Quail. With a short, full, soft crest. Grayish- 
blue, paler below, in places with a brownish shade, the sides with white 
stripes, nearly the whole plumage marked with semicircular black edging of 
the feathers, producing a scaled appearance ; inner edges of inner quills, and 
end of crest, whitish; crissum rusty with dark streaks. 9 not particularly 
different. 9-10; wing 5; tail4. Texas, New Mexico, Arizona and south- 
ward. Cass., Ill. 129, pl. 19; Bp., 646; Coop., 556. . . SQUAMATA. 
