79 



c. Black and white (<$) or brown, streaked (?) ; under wing 



coverts rosy or yellow. . . . GONIAPHEA, 20. 

 ec. Rosy red ($) or gray with brownish yellow on head and 



rump (?) ....... PINICOLA, 2. 



ccc. Bill greenish yellow, as long as tarsus ; wings and tail 



black; secondaries mostly white. HESPERIPHONA, 1. 

 66. Bill moderate or small. 



d. White, with black on wings and tail, or washed with 



clear brown ; hind toe elongated. PLECTROPHANES, 7. 



dd. Streaked above ; head striped ; tail about as long as 



wings. ..... ZONOTRICHIA, 13. 



** Species of medium or small size; length 7 or less. 

 % Mandibles long and much curved, their points crossed ; colors 

 chiefly red or olive ....... LOXIA, 4. 



$ Hind claw straightish, twice as long as middle claw ; colors 



black, white and brown. . . PLECTROPHANES, 7. 



\\\ With neither of the preceding combinations. 



e. No where decidedly spotted or streaked (sometimes appear- 



ing mottled owing to the darker centers of the feathers). 



/. Blackish, or ashy ; belly and one to three outer tail feath- 



ers white ; bill pale, without ruff. . JUNOO, 17. 



ff. Yellow, more or less ; base of bill with a small ruff; no 



blue ; young brownish. . . CHRYSOMITRIS, 6. 



fff. Chiefly or entirely blue ($), greenish or plain brown (?). 



g. Length more than 6 ; wings with chestnut or whitish ; 

 bill stout. ..... GUIRACA, 21. 



gg. Length 5 to 6 ; gonys usually with a dusky stripe. 



CYANOSPIZA, 22. 



ee. Some where or every where decidedly spotted or streaked. 

 h. One or more outer tail feathers partly or wholly white. 

 i. Hind claw very long and nearly straight; colors black 

 and white or brown. . . PLECTROPHANES, 7. 

 ii. Hind claw not specially elongated. 

 j. Bend of wing with chestnut ; crown and breast 

 streaked ; tail much shorter than wings. 



POCECETES, 10. 



