FAM. VII. WOOD WARBLERS 



77 



Swakson's Warbler 



Length, 5^ ; wing, 2f (2|-3) ; tail, 2^ ; tarsus, f ; culmen, J. Eastern 

 United States, north to Virginia and southern Michigan ; south in winter 

 to northern South America ; breed- 

 ing throughout its United States 

 range. 



3. Swainson's Warbler (638. 

 Helinhia swainsdnii). — A 

 brownish warbler, with whitish 

 under parts, inclined to yellow 

 on the middle, and grayish on 

 the sides. This ground warbler 

 of the Southern States is a 

 beautiful singer of loud, rich, yet tender notes of most pene- 

 trating quality. 



Length, 6 ; wing, 2| ; tail, If ; tarsus, f ; culmen, |. Southeastern 

 United States, north to southern Virginia and southeastern Missouri, and 

 south in winter to central Mexico. 



4. "Worm-eating Warbler (639. Helmitherus vermivorus). — An 

 olive-green-backed and creamy-bellied warbler, with a buffy 



head, distinctly marked with 



four black lines, two on the 



crown and two through the 



eyes ; no white on back, wings, 



or tail, all being of about the 



same shade of olive-green. A 



rare, shy bird, found usually 



H ..: in the dense undergrowth of 



wooded hills and ravines. 



Length, 5i; wing, 2| (2|-2|) ; 

 Eastern United States north to southern 

 New England ; west to Nebraska and Texas ; in winter south to northern 

 South America. 



t 



Worm-eating Warbler 



tail, 2^ ; tarsus, f ; culmen, f. 



6. Bachman's Warbler (640. Helmintlwpliila hachmdnii). — A 

 rare, southern warbler, having forehead, throat, and belly yel- 

 low, with a large conspicuous patch of black on the breast ; 

 the rest of the bird bright olive-green, shading to grayish on the 

 wings, and with a white-blotched tail. Female with the yellow 



