516 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



or light ochraceous, the interscapular region, rump, and upper tail- 

 coverts more or less distinctly streaked with black; middle pair of 

 rectrices brownish gray, freckled or coarsely vermiculated with dusky 

 and crossed by about seven to nine broken irregular bars of blackish, 

 the next pair similar but darker; three outer pairs of rectrices exten- 

 sively white, on both webs, distaUy,*^ this decreasing in extent from 

 the third to the outermost, on which the white on outer web is much 

 less in extent than on inner web; remaining (proximal) portion of 

 these three outer rectrices brownish black, more or less broken by 

 incomplete and irregular bars of brownish buff or light tawny-ochra- 

 ceous; general color of wing-coverts light brown or grayish brown, 

 finely vermiculated and stippled with dusky, and much broken by 

 irregular mottlings or spotting of light brownish buff, ochraceous-buff, 

 or dull light tawny-ochraceous, the black often in form of irregular 

 shaft-streaks; primaries and primary coverts brownish black, con- 

 spicuously spotted on outer webs with ochraceous-buff to tawny- 

 ochraceous or clay color, their inner webs with bars of the same color, 

 these not extending to shaft, and becoming paler toward edge of the 

 web; terminal portion of primaries (especially on inner webs) con- 

 fusedly mottled with grayish brown and dusky; loral and auricular 

 regions narrowly barred with pale tawny or dull oclu"aceous-buff 

 and dusky; malar region, chin, and throat, brownish black, more or 

 less distinctly barred (narrowly) with light tawny-brownish, the 

 first usually more or less flecked with white on anterior portion; 

 lower throat crossed by a band of white, this often suffused with 

 light ochraceous-buff, especially on median portion; chest and breast 

 with plumage brownish black beneath surface (fading into gray ba- 

 sally), the exposed surface vermiculated with pale grayish brown and 

 dusky and spotted, especially on chest and sides of breast, with pale 

 brownish buff or pale clay color, the abdomen similarly marked but 

 general color paler, the darker markings more in the form of irregular 

 narrow transverse bars; under tail-coverts light buff to pale clay 

 color, usually with a greater or less number of irregular bars (often 

 V-shaped) of dusky; bill brown, darker terminally; iris dark brown; 

 feet brownish; length (skins), 220-250 (233); wing, 149-168.5 (152.4); 

 tail, 113.5-128 (123); exposed culmen, 10.5-14 (13.3); tarsus, 15.5- 

 18 (16.5); middle toe, 15.5-18 (16.6).^ 



Adult female. — Similar to the adult male but without white on lateral 

 rectrices, the three outer pairs of which are broadly tipped with bufly 

 or pale clay color, and general coloration averaging browner (more 



o On the third and fourth rectrices the white occupies the distal half, approximately, 

 or slightly less. On the under surface of the rectrices these white areas are usually 

 more or less strongly buffy. 



& Fifteen specimens. 



