BIRDS OP WORTH AND MIDDLE AMERICA. 



505 



more or less variegated with irregular spots of blackish and streaks of 

 whitish or pale rusty; rump dull cinnamon-rufous or cinnamon -brown, 

 streaked with whitish, the whitish st^-eaks margined laterally with 

 black; upper tail-coverts broadly barred with black, pale rusty, and 

 whitish; tail black, the middle rectrices barred with light brownish 

 gray, the others extensively white terminally (white broadest on lat- 

 eral pair), the white terminal area on each rectrix clouded or irregu- 

 larly spotted at terminal margin with brownish gray and dusky, the 

 outermost rectrix with outer web broadly barred with white; wings 

 black, broadly barred with pale rusty or cinnamon, the rusty color 

 prevailing on tertials (except in very worn plumage), the spots on 

 outer webs of primaries inclining to pale buff or (in worn and faded 

 plumage) buffy white; a broad superciliary stripe of buffy white or 

 pale buff; lores and a broad postocular stripe black; sides of head (below 

 black loral and postocular stripe) and entire under parts, including un- 

 der wing-coverts, pale buff or buffy white, deeper or more pronouncedly 

 buff on flanks and under tail-coverts; outer posterior portion of thighs 

 tinged or mottled with brown; maxilla black or dusky; mandible horn 

 color, becoming paler on lower portion; legs and feet horn color (in 

 dried skins). 



AdndU in winter. — Similar to the summer plumage, but colors 

 deeper, back uniform dull chestnut or cinnamon-chestnut, and upper 

 tail-coverts more indistinctly barred. 



Young. — Similar to adults, but back conspicuously spotted (irregu- 

 larly) with black and brownish buff, and posterior under parts not 

 more pronouncedly buffy than other portions. 



Admit male.— 'L&ng'Ca. (skins), 156-188 (170.3); wing, 72-79 (76.2); 

 tail, 64-74 (67.9); exposed culmen, 20-25 (22.1); tarsus, 26-27.6(26.2); 

 middle toe, 16-18 (17.3).« 



Adult female.— Liength (skins), 166-165 (162.3); wing, 68.6-75 

 (71.4); tail, 59-66 (60.9); exposed culmen, 20-22 (21); tarsus, 22-26 

 (23.8); middle toe, 16.5-18 (16.6)." 



a Nine specimens. 



6 Seven specimens. ^ 



Specimens from different localities average, respectively, as follows: 



Locality. 



Middle 

 toe. 



MALES. 



Three adult males from Honduras (San Pedro Sula) . . 



Three adult males from Nicaragua 



Three adult males from Costa Eioa 



FEMALES. 



Three adult females from Honduras (San Pedro Sula) 



One adult female from Nicaragua 



Three adult females from Costa Rica 



17 



17.2 



17.7 



17 

 18 

 15. ( 



