APPENDIX A 



ee. With short, thick, black bill, 

 f. Crown chestnut; lores gray; no wing-bars; 



larger. 



ff. Crown black with cream buff line through 

 center; lores dull orange; smaller Grass- 

 hopper Sparrow. 



fff. Crown with brown stripes; white wing-bars; 

 lores yellowish; larger; White-throated 

 Sparrow. 9 and im. 

 eee. Bill slender and dark colored, 

 f. Crown olive-green; sides brownish Bay- 

 breasted Warbler. 9 



ff. Crown reddish-brown Carolina Wren, 

 fff. Crown blackish-brown Long-billed Marsh 



Wren. 



ffff. Crown white streaked with brown Short- 

 billed Marsh Wren, 

 fffff. Crown olive-green; sides olivaceous 



Black-poll Warbler. 



bbbb. Under part with spots, streaks or narrow bars. 

 c. Throat buffy without streaks, 

 d. Length 7^ in. Bobolink, 9 and cf in winter, 

 dd. Length 4 in. Winter Wren, 

 cc. Throat dark gray Cowbird. 9 

 ccc. Throat whitish, streaked with black or brownish, 

 d. Back streaked; under parts streaked with black. 

 e. Bill not thick; length .88 in. Red- winged 



Blackbird. 9 

 ee. Bill thick; length .69 in. -Rose-breasted 



Grosbeak. 9 



eee. Bill thick; length .45 in. or under, 

 f. Band of cream buff across breast Lincoln's 



Sparrow. 



ff. No band across breast. 

 g. Two white outer tail feathers Vesper 



Sparrow. 

 gg. Patches of yellow at base of tail, also in 



wing Pine Siskin. 

 ggg. No yellow or white on tail, 

 h. Tail forked; no large dot in center of 



6 9 



