92 



KEY TO THE ISIEDS OF EASTERN NOKTII AMEETCA. 



Geni'.rul ijluiniiiic, tawny brown, mottled uiid streaked witli dark brown ; upper surface of 



|>rhuaries, blackish. 



Botntirns lentiijiiioisnit. American Bittern. 



See Xo. 145. 



Bill, larn;e ; top of head, black ; back, 

 p-ecn (adult). 



Xurtiriiriix vijrfiritra.r lurn'KS. 



Night Heron. 



See Xo. 1,59. 



Bill, lar^e ; top of head, white or whit= 



ish ; back, not j;reea (adult). 



Nilflirni-'if riiilitmrs. 



Yellow-crowned Night Heron. 



See Xo. ion. 



Bill, large ; general plumage, mottled, 

 and streaked brown and ■s\bite; outer edge 

 of primaries, reildish brown (immature). 

 Nyrtiriirii.i- tijirticnrnx ini'viiis. 



Night Heron. 

 See Xo. 159. 



Bill, large; general plumage, mottled 

 and streaked brown and "white; primaries, 

 slaty brown (immature). 

 yi/rtirariix riiilacKint. 



Yellow-crowned Night Heron. 

 See Xo. 160. 



Niglit llcron. 



