.> (S( | KI.Y TO THE BIRDS OF KASTEKX NORTH AMERICA. 



Crown, dull olive: throat, bright yellow; belly, much paler, often whitish; 

 tail, brownish olive, \\iiliout yellow: wing, not longer than tail; males have 

 black patch on face (forehead and side- o| head) which i- lacking in female'-. 



Maryland Yellowthroat. 



Geothl'/jiis trirhas. 

 See No. 522. 



'1'hroat and belly, nearly the same color: crown, glossy black (male), or olive 



green like back (female); tail feathers, slaty brown 

 v faintly washed with olive on outer webs: numerous 



\ small black bristles at base of bill. 



)% Wilson's Warbler. 



Wilson's Blackcap. 



See No. 526. 



Km ire uuderparts. yellow: brightest on the belly; wing, longer than tail; 



crown, irrayish; back and rump, dull olive; tail feathers, not marked with 



yellow. 



Mourning Warbler. 



ihiliiiii'i/ihia (yauny female). 

 See No. 521. 



Part 5. The following species have the throat, yellow; belly, not yel- 

 low ; tail feathers, marked with more or less white : - 



Back, black or dark; tail, black, with broad 

 band of white: rump, yellow. 



Black and Yellow Warbler. 



Dettilroica nun-nhisa. 

 See No. 500. 



Back, slaty blue, often -bowing yellowish olive: rump, slate color; sides of 



head. irr.-i\ i-h or -lai v blur. 



Parula Warbler. 



Blue, Yellowbacked Warbler. 



' 'ntii/i.-iiitliliiji/x nmcricniK'. 

 See No. 404. 



I Jack, dull irreeii; |j,roal. faintly wa>hed \\itb ^reenisli \ello\\: rump, ^reen : 



sides, not streaked. 



Tennessee Warbler. 



Se- \o. 4!l.'{. 



|'.:M K. me.ni-ii; rump, ^reeni-h; cheeks, yellowish; sides, showing moie or 



less dark streaks. 



Black-throated Green Warbler. 



Dendruica virrn*. 



