50 HOW TO NAME THE BIRDS 



103. WHITE-THROATED WARBLER. 



Slaty-blue White. 



5. Superciliary line and cheeks, white ; narrow black eye- 

 stripe ; crown and large wing-patch, rich yellow ; below, 

 entirely white. 



Extremely rare ; mostly found in N. E. ; nest and eggs, as yet un- 

 discovered. 



104. BLUE GOLDEN-WINGED WARBLER. 



Slaty-blue Black, white. 



5. Bill and broad eye-stripe, black ; crown and large 

 wing-patch, rich yellow ; tail, white-spotted ; throaty black ; 

 otherwise, below, white or yellow-tinged; ? has less dis- 

 tinct markings. 



Northward to S. N. E.; in Pa. rare migrant, possibly breeding ; very 

 rare in N. J. ; nest, on ground ; eggs, June ist, 4-5, white, with red- 

 dish-brown dots. 



105. HENSLOW'S SPARROW. 



BufiE-brown, black-streaked Buff-white, streaked. 



5. Crown, blackish, with buff median line ; edge of wing, 

 yellow ; throat and abdomen, whitish ; breast and sides, 

 strongly dark-streaked ; chiefly distinguished from " yel- 

 low-winged " by streaks below. 



Not common so far north as N. E. ; only rare migrant in Pa. ; rarer 

 than "yellow-winged " sparrow ; nest, in tuft of grass; eggs, 4-5, 

 greenish-white, sprinkled with red ; in open grass-land. 



106. YELLOW-WINGED SPARROW. 



Brown, black-streaked Buff. 



5. Crown, blackish, with buff median line ; short super- 

 ciliary line, yellowish ; edge of wing, yellow ; spot on wing, 



