1 8 Land Birds of New England 



Breast sulphur - yellow with dark brown markings. 



Water-thrush, Either Sex. (p. 67.) 

 Breast yellow marked with ill-defined brown streakings. 



Yellow Redpoll, Either Sex. (p. 72.) 



44. Markings restricted to sides. Go to 45. 



Markings extending all the way across the breast. Mag- 

 nolia Warbler, Either Sex. (p. 76.) 



45. Wings and tail with much white; black markings incon- 



spicuous. Blackburniaii Warbler. Go to 38. 

 Wings without white. Prairie Warbler, Either Sex. 



(p. 70.) 



46. Upper parts, breast and throat black; wings, tail, and 



sides of breast marked with salmon. American Red- 

 start, Male. (p. 65.) 



Throat and forebreast black; cheeks yellow; upper parts 

 olivaceous. Black-throated Green Warbler, 

 Either Sex. (p. 71.) 



Black not conspicuous. Go to 47. 



47. Crown yellow, but no other yellow spots. Go to 48. 

 Yellow spots elsewhere than on crown; sometimes crown 



yellow as well. Go to 50. 



48. Chestnut patch in front of each wing; upper parts mot- 



tled; much white .on wings and tail. Chestnut- 

 sided Warbler, Either Sex. (p. 75.) 

 No chestnut patches; upper parts olivaceous, not mottled; 

 two light wingbars ; no white on tail. Very small. 

 Go to 49. 



