BIRDS OF NORTH AND MIDDLE AMERICA. 



761 



with irregular narrow bars of white ; outer webs of remiges, except dist al 

 haK of primaries, with mdications of more or less distinct small bars or 

 transverse spots of pale grayish brown, these, in part at least, some- 

 times whitish; tail black, crossed by four narrow, irregular bands of 

 white and more or less broadly tipped with the same, these white 

 bands sometimes, at least in part, more or less shaded or mottled 

 with light grayish brown; whole face, including chin, black or sooty 

 black, the superciliary region spotted with white; rest of under parts 

 white regularly and very sharply barred with black, the bars gradually 

 becommg wider posteriorly, on flanks, abdomen, and under tail- 

 coverts; legs more heavily and closely barred with black, the extreme 

 lower portion uniform black; bUl buff -yellowish or yellowish buff; 

 iris dark brown, °' dark red, ^ or yellow; <^ toes brownish yellow or 

 light yellowish brown in dried skins, yellow or orange-yellow in life. 



Young. — "Above silvery white, narrowly barred with dark brown, 

 a few black feathers appearing here and there, more especially on the 

 crown; wing-coverts black, excepting a few of the greater ones, which 

 are buffy white barred with black, the outermost plume of the winglet 

 tipped and barred with white; * * * entire under surface of bod}' 

 white, washed more or less with yellowish, and numerously crossed 

 with blackish, the under wing-coverts very tliickly, but the under 

 tail-coverts more narrowly, barred with black." '^ 



Adult male.—Length (skms), 360-380 (372); wing, 272-285 (277.2); 

 tail, 161-171.5 (164.6); culmen, from cere, 18.5-22 (21).« 



Adult female. —Length, (skms), 355-410 (386); wing, 255-293 

 (274.4); taU, 154-179.5 (164.5); culmen, from cere, 19.5-23 (21.6)./ 



« Mervyn G. Palmer. 

 b M. A. Carriker, jr. 

 c H. Watson. 



d Sharpe, Cat. Bii-ds Brit. Mus., ii, 1875, 27G. 

 beginning to assume adult dress. 

 « Four specimens. 

 / Eight specimens. 



The specimen described e\ddently 



Locality. 



MALES. 



Ono adult male from western Colombia (Cauca Valley) . . 



One adult male from western Panama 



One adult male from Costa Rica 



Ono adult male from Nicaragua 



FEMALES. 



One adult female from western Colombia (Dagua Valley) 

 One adult female from northern Colombia (Rio Atrato).. 



Three adult females from western Panama 



One adult female from Nicaragua 



One adult female from Honduras 



One adult female from Chiapas 



Culmen, 

 from 

 cere. 



18.5 

 21.5 

 22 

 22 



23 

 19.5 

 21.5 

 22 



