282 



KEY TO TIIK BIRDS OF EASTERN NORTH AMERICA. 



Part 9. The following species have no yellow on throat or belly, and 

 no white on the tail feathers : — 



Winj:, lesi th:iii 2.25 ; iimicrparts. whitish, tiiiired with olive on sides ; throat, with 



faint wasli of yellowish buff, almost white; crown, dull olive: tail, entirely 



olive greeu. 



Maryland Yellowthroat. 



Geothlypis trichas {youny bird in fall). 



See No. 522. 



Winjc, over 2.25: entire underparts, whitish or slightly olive; crown, slaty; back, 



green; no yellow or orange on tail feathers. 



Tennessee Warbler. 



Helminthophila peregrina . 



See No. 493. 



Fliitire underparts, dull olive or olive green; crown, with partially concealed 

 patc'lt of orange brown (soinetin)e.s wanting) ; no yellow or orange on tail 

 feathers. 



Orange-crowned Warbler. 



Ilehninthopliila celata. 

 See No. 462. 



End of tail, brown; basal portion of tail 



feathers, reddish orange (male), or pale 



yellow (female) ; more or less black bristles 



at base of l)ill. 



Redstart. 



Setophaga rusticilhi. 



See No. 528. 



Part l(K The following species have no yellow on the throat or belly, 

 and more or less white on the tail feathers: — 



Wing coverts, broadly edged with yellow; crown, greenish yellow; back, 

 tingfil with Hlatc color: tail feathers, marked with white to the tij)? of inner 

 webs. 



Qolden-winged Warbler. 



Ilelminthophila chrysoptera. 

 See No. 488. 



Wing coverts, not yellow; ciown. grayi><h or greenish; back, yellowish 

 grrcii : «i>inc tail feathers, narrowly edged with white near tips of inner webs. 



Tennessee Warbler. 



Helminthophila peregrina. 

 See No. 493. 



i 



