BIBDS. 



jy. No chestnut on wing ; breast unstreaked ; head with 

 black, white and chestnut ; tail nearly as long as 

 wings ...... CIIONDESTES, 12. 



lih. Tail feathers rigid, acute, almost scansorial ; small 

 streaked marsh-sparrows with yellow-edged wings. 



AMMODROMUS, 11. 



TMi. Tail feathers more or less rounded and soft, none of 

 them white. 



k. Wings decidedly longer than tail. 

 I With crimson or clear (not rusty) red ; a ruff at base 

 of bill. 



m. Crown crimson ; throat dusky. . ^EGIOTHUS, 5. 



mm. Crown, chin, throat and often whole plumage 



washed with red. . . $ of CARPODACUS, 3. 



LI. With definite yellow some where. 



n. Bases and edges of quills and tail feathers yellow; 

 bill acute. . . CHRYSOMITRIS, 6. 

 nn. Rump sulphur yellow; bill with a small ruff. 



nnn. Edge of wing and superciliary line or spot at 

 least, yellow or yellowish; no ruff. 



o. Breast yellow; throat patch or streaks black, 

 bill bluish ..... EUSPIZA, 19. 



oo. Breast buffy or streaky; wings less than 2|; 

 tail feathers narrow. . AMMODROMUS, 11. 



ooo. Breast streaked ; wings more than 2 ; inner 

 secondaries nearly as long as primaries. 



PASSERCULUS, 9. 



III. With no definite crimson nor yellow any where. 

 p. Introduced birds, not streaked below ; throat black 

 in $ ..... _. . PASSER, 8. 

 pp. Native birds, much streaked below. 



q. Inner claw reaching at least half way to tip of 

 middle claw ; tail, wings, etc., with much 

 chestnut red ; wings more than 3 ; no ruff. 



PASSERELLA, 18. 



