BIRDS OF NORTH ANT) MIDDLE AMERICA. 



505 



more or loss viirictrntccl with irroo-iiliir spots of bluckish iiiid stroaks of 

 whitish or paU» rusty; rump (hill ciniiauion-rufous or cinuamon-browif, 

 streaked with whitish, the whitish streaks margined lateral]}' with 

 l)lack; uppiM- tail-coverts l)roadly haired with hlack, pale rust}', and 

 whitish; tail hliick, the middle rectrices l>arred 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 tei'minal 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 buti' or (in worn and faded 

 ])hnnage) bufl'y white; a broad superciliary stripe of buffy white or 

 pale but!'; lores and a ])road postocular stripe black; sides of head (below 

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

 der wing-coverts, palebufl' or buffy white, deeper or more pronouncedly 

 liutf 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). 



Adults 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. 



Adult male.— Length (skins), 155-188 (170.3); wing, 72-79 (76.2); 

 tail, ♦^.-1-74 (rv7.9); exposed culmen, 20-25 (22.1); tarsus, 2<)-27.5 (26.2): 

 middle toe, 16-18 (17.3).'' 



Adult /ema?^.— Length (skins), 155-165 (162.3); wing, 68.5-75 

 (71.4); tail, 59-65 (60.9); exposed culmen, 20-22 (21); tarsus, 22-26 

 (23.8); middle toe, 15.5-18 (16.6).'^ 



«Nine specimeiiH. 



^ Seven specimens. 



Specimens from different localities average, respectively, as follows: 



Locality. 



Wing. 



MALES. 



Three adult males from Honduras (,Saii Pedro Sula) "C 



Three adul t males from Nicaragua "*> 



Three adult males from Costa Rica | VO. 7 



FEMALES. I 



Three adult females from Homiuras (San Pedro Sula) 71. G 



One adult female from Nicaragua ' "3 



Three adult females from Co.sta Rica 70. 5 



Tail. 



66.3 

 70.7 



1.0. S 



Ex- ; 



posed I Tarsus, 

 culmen. 



22 

 22.3 



26 

 26.5 



21.1 I 23 

 20 26 



22.5 23.8 



Middle 

 toe. 



17 

 17.2 



17.7 



