THE PARTRIDGES. 21 



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

 color a creamy white marked by large scattered spots of 

 a chestnut-brown. Baird, Brewer and Eidgway. 



GAMBEL'S PARTRIDGE; ARIZONA QUAIL, 



Lophortyx gambeli. GAMBEL. 



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 strongly tinged with yellowish-buff, 

 ^specially anteriorly; abdoman with a black patch. An- 

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

 dered posteriorly with two broad, well-defined stripes 

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

 vertex and running backward above the auriculars to 

 the occiput; the other beginning at the posterior angle 

 of the eye and running downward. Vertex and occiput 

 bright rufous, hounded anteriorly and laterally with black, 

 (Vest of black elongated, club-shaped, and considerably 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 dusky, less than one inch long. Wing, 4,55; tail, 

 4.20. 



Young. Upper parts ashy brown, minutely and indis- 

 tinctly mottled transversely with dusky; scapulars and 

 winu 1 - coverts with white shaft-streaks, the former with 

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

 ish bars on an ashy ground. 



