SUMMER GROUP — BLACK AND YELLOW LIST 49 



100. OVEN-BIRD: GOLDEN-CROWNED THRUSH. 



Rich olive White, dark-spotted. 



^yi-dyi. Crown, buff-orange, black-bordered ; see 41. 



101. CHESTNUT-SIDED WARBLER. 



Streaked with black and pale yellow White. 



5^. Forehead and crown ^ yellow, bordered with white, 

 the white bordered with black ; large black mark on side 

 efface ; white wing-bars ; tail, white-spotted ; large chest- 

 nut stripe down side of breast ; $ , less strongly marked. 



Throughout ; in Pa. and N. J. it breeds chiefly in mts. ; nest, of 

 narrow strips of thin bark, dried grass, hair, in low bush in rather open 

 land ; eggs, June ist, 4-5, white, spotted. 



lOla. SHARP-TAILED SPARROW. 



Olive-brown, streaked Brownish-white, streaked. 



SX- Seer. 



102. BLACK-THROATED GREEN WARBLER. 



Yellow, olive-green Black, white. 



5. Forehead and etitire side of face, rich yellow ; wings 

 and tail, dark ; 2 white wing-bars ; outer tail-feathers, 

 largely white ; throat and breast, jet black ; otherwise, be- 

 low, white or whitish ; $ (and $, in fall) has little or no 

 black. 



Especially abundant in N. E. ; breeds in higher mts. of Pa. ; only 

 migrant in N. J. ; nest, small and pretty, "usually in pines," 10-50 

 feet from ground ; eggs, in June, 3-4, creamy, marked; beautiful, 

 and with continuous simple song through summer. 



