xl FIELD COLOR KEY 



2'. Not wholly black and white. 

 6. UNDER PARTS MAINLY YELLOW OR ORANGE. 

 7. Throat black. 



8. Rest of under parts orange ; upper parts black and 

 orange p. 56. BALTIMORE ORIOLE. 



8'. Rest of under parts yellow ; head yellow and black, 

 back olive .... p. 327. HOODED WARBLER. 



7'. Throat not black. 



9. Under parts without markings. 

 10. Head with black cap. 



11. Wings and tail black . . p. 145. GOLDFINCH. 



11'. Wings and tail olive-green. 

 12. No black on throat. 



p. 339. WILSON'S WARBLER. 



12'. Black lines on sides of throat. 



p. 329. KENTUCKY WARBLER. 



10'. Head without black cap ; a black band across fore- 

 head and cheeks. 



p. 315. MARYLAND YELLOW-THROAT. 



9'. Under parts with markings ; head without black 



cap. 



13. Throat and crown red ; breast black, belly yel- 

 low . . p. 208. YELLOW-BELLIED WOODPECKER. 



13'. Throat and crown not red. 

 14. Back black wings and tail showing white. 



15. Throat and crown-patch orange. 



p. 326. BLACKBURNIAN WARBLER. 



15'. Throat yellow ; crown bluish gray. 



p. 324. BLACK AND YELLOW WARBLER. 



14'. Back not black. 



16. Size large ; black crescent on breast ; upper 

 parts brownish ... p. 106. MEADOWLARK. 



