THE PARTRIDGES. 21 



color is a rusty di-ab. A third is 1.18 by .95 inches ; ground- 

 color a creamy white marked b}' large scattered spots of 

 a chestnut-brown. — Baird, Brewer and Ridgway. 



GAMBEL'S PAETRIDGE; AEIZONA QUAIL. 



Lophortyx gambeli. — Gambei.. 



Sp, Char. — General color cinereous; abdoman plain whit- 

 ish ; inner or upper webs of tertials broadly edged with 

 white. Elongated feathers of the sides bright chestnut 

 with a medial streak of white. 



Male. — The ash on the breast of a bluish caste, and the 

 whitish of the belly strongl}" tinged with yellowish-butf. 

 especially antei'iorly ; abdoman with a black patch. An- 

 terior half of the head, and whole throat, deep black, bor- 

 dered posteriori}' with two broad, well-defined stripes 

 of white, — the upper of these crossing the middle of the 

 vertex and running backward above the aurieulars to 

 the occiput; the other beginning at the posterior angle 

 of the eye and running downward. Vertex and occiput 

 bright rufous, bounded anteriorly and laterally' with black. 

 Crest of black elongated, club-shaped, and consideraljly re- 

 curved feathers, springing from the vertex just behind the 

 black bar, one and a half inches long. Wing, 4.70 ; tail, 

 4.30; bill, .50 long, and .25 deep; tarsus, 1.15; middle toe, 

 1.15. 



Female. — Head plain grayish, without white, black, or 

 rufous ; no black on abdoman, which also lacks a decided 

 buff tinge; the cinereous of breast without bluish caste. 

 Crest dusk}', less than one inch long. Wing, 4.55 ; tail, 

 4.20. 



Younej. — Upper parts ash}' brown, minutely and indis- 

 tinctly mottled transversely with dusky; scapulars and 

 wing-coverts with white shaft-streaks, the former with 

 pairs of dusky spots. Breast and sides with obsolete whit- 

 ish bars on an ashy ground. 



