FAMILY FRINGILLID^E. SPARROWS, FINCHES, CROSSBILLS, ETC. 231 



Bill, dark; back, black; underparts, white, streaked sharply with black. 

 Occurs in Eastern Florida only. 



Dusky Sea-side Sparrow. 



Ammodramus nigrescent. 

 See No. 419. 



Bill, pale horn color ; sides of head and nape, tinged 

 with olive green. 



Hens low's Sparrow. 



Ammodramus henslowii, 

 See No. 412. 



Part 2. The following species have the breast more or less streaked ; 

 carpal joint (bend of wing), not yellow: 



Breast, very faintly streaked; middle tail feathers, 

 rufous brown, with black stripe in middle, includ- 

 ing the shaft ; wing coverts and secondaries, edged 

 with rufous brown. 



Swamp Sparrow. 

 Melospiza georgiana. 



See No. 438. 

 Melospiza georgiana. 



Breast, sharply streaked with black ; shafts 

 of tail feathers, not black. 



Lincoln's Sparrow. 



Melospiza Uncolnii. 

 See No. 437. 



Meloepiza lincolnii. 



Part 3. The following species have the breast not streaked (in the 

 adult*); carpal joint (bend of wing), edged with yellow :- 



Top of head, black with tawny stripe in centre ; an orange brown spot over, and 

 somewhat in front of, the eye. Yellow-winged Sparrow. 



Grasshopper Sparrow. 



* Ammodramus savannarum passerinus. 



See No. 411. 



* In several species, very young birds in first plumage have the breast streaked. 



