flsi_ PERDICIDA3 — THE PARTRIDGES. 
113 
Cyrtonyx. Crest occipital. Wing-coverts greatly developed. Tail very 
small and soft ; half as long* as the wings. Toes short ; claws very long, 
blunted ; outstretched feet reaching much beyond the tip of the tail. Iris 
brown. Eggs unknown. (Page 114.) 
™ Genus ORTYX, Stephens. (Page 112.) JjJJ 
O. virginianus. Head longitudinally striped, with a dark superior and 
lateral stripe, a light superciliary stripe (continuing down the side of the 
neck), and a light gular patch ; these stripes blackish and pure white in the 
male, and rusty and ochraceous in the female. Above mottled with rusty 
and grayish; the latter prevailing posteriorly, the former anteriorly. Upper 
part of the rump, scapulars, and upper wing-coverts more or less blotched 
with black. Beneath white, with transverse, somewhat V-shaped bars of 
black ; sides striped with rufous ; lower tail-coverts rufous, with black 
medial arrow-head, and both webs tipped with roundish spots of rusty 
white. In the female the white markings of head replaced by brownish- 
yellow, the black ones with brownish. 
Reddish tints prevailing ; these nearly continuous on the upper parts, 
where the mottlings are minute. Distinct black blotches on the scapu- 
lars, tertials, and upper part of rump. Length, 10.00 ; wing, 4.25 
(Southern Illinois, Missouri, etc.) to 4.80 (northeastern United 
States). Hob. Eastern Province of the United States ; Jamaica ? 
(Virginia Partridge ; Quail; Bob-White.') . . var. virginianus „ 
Grayish tints prevailing ; no continuous color on the upper parts, 
where the mottlings are coarse and general. No distinct black blotches 
on the scapulars, etc. Gular black collar narrower. Length, 9.00 ; 
wing, 4.10 to 4.50. Hob. Plains, from Texas to Kansas (where it 
grades into virginianus). ( Texas Quail.) .... var. t ex anus. 
Smaller, with larger bill; colors darker, the black more extended. 
Wing, about 4.25. Hab. Plorida. (Florida Quail.) . var .fioridanus. 
Genus OREORTYX, Baird. (Page 112.) 
O. pictus. Length, about 11.00 ; wing, 5.25. Head with a crest of two 
very long, linear, nearly straight black feathers, springing from the middle of 
the crown. Above olive, the tertials bordered with white internally ; head 
and breast plumbeous. A patch covering cheeks and throat rich chestnut, 
bordered by a white stripe ; posterior half of the body beneath rich chest- 
nut, the sides and flanks with broad transverse bars of black and white ; 
femorals rufous ; crissum black. Sexes alike. 
Pure ash confined to the pectoral region; the russet-brown or rusty- 
olivaceous of the upper parts covering whole neck and crown ; forehead 
entirely ashy. $. Length, 10.50; wing, 5.25 ; tarsus shorter than middle 
toe (1.27 ; middle toe, 1.30). Hab. Washington Territory, Oregon, and' 
upper coast region of California. (Mountain Qyail.) . . . var. pictus . 
Pure ash covering whole pectoral region, and crown, nape, and upper 
part of back ; the grayish-olivaceous above confined to the posterior parts. 
Forehead distinctly whitish. Wing, 5.25 ; tarsus longer than middle toe, 
(1.27 ; middle toe, 1.25). Hab. Sierra Nevada, and Southern California to 
Cape St. Lucas. {Plumed Quail.) var . plumiferus. 
