BLACK-AND-YELLOW-CROWNED FINCH. 163 



the fourth, the other primaries moderately graduated; the outer secondaries 

 slightly emarginate, the inner not elongated. Tail long, rounded. 



Bill reddish-brown, dusky toward the point; feet flesh-coloured, claws 

 dusky. The upper part of the head is black, with a longitudinal median 

 band of yellow, changing behind to grey; upper parts yellowish-brown, 

 tinged with grey, the feathers of the fore part of the back, scapulars, and 

 wing-coverts with a central dusky spot; quills and larger coverts dark brown, 

 bordered with reddish-brown, paler on the primaries; the tips of the first 

 row of small coverts, and of the secondary coverts, white, forming two 

 bands across the wing. Tail greyish-brown, the feathers edged with yel- 

 lowish-grey. The sides of the head, throat, fore part and sides of the neck, 

 sides of the body, and fore part of the breast, light grey, the sides tinged 

 with yellow, the rest of the lower parts brownish-white. 



Length to end of tail 8 inches; bill along the ridge -ff ; wing from flexure 

 3^; tail 3^; tarsus "| ; hind toe yf , its claw ff ; middle toe T 8 2, its claw -f|. 



A young male, shot by Mr. Townsend, on the Rocky Mountains, on the 

 12th of July, 1834, has all the upper parts dull yellowish-grey, streaked with 

 dusky; the wings and tail dusky brown, the quills edged with reddish-brown, 

 the two bands on the coverts light reddish-brown; the lower parts whitish, 

 streaked with dusky, the throat white, with a band of dusky spots on each 

 side from the lower mandible. 



Gexus X.— PIPILO, VieW. GROUND-FINCH. 



Bill short, stout, narrower than the head, conical, somewhat compressed, 

 acute; upper mandible with the dorsal line slightly convex, the ridge narrow 

 and distinct, the sides convex, the edges somewhat inflected, ascending for 

 more than a third, then direct, with a slight festoon; notches very slight, tip 

 declinate, narrow; lower mandible with the angle very short and broad, the 

 dorsal line slightly convex, the sides rounded, the edges involute, the point 

 acute. Nostrils basal, roundish, partially concealed by the feathers. Tarsus 

 of moderate length, compressed, with seven scutella; toes rather large, 

 scutellate above, the first stronger, the lateral nearly equal. Claws rather 

 long, moderately arched, slender, compressed, laterally grooved, acute. 



