538 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



black, but this much broken by roundish or subtriangular spots of 

 buff (mostly terminal) and small areas of light buffy brown vermic- 

 ulated with dusky; proximal secondaries (tertials) pale grayish 

 brown or buffy brown, vermiculated with dusky grayish and with 

 an irregular or ragged mesial streak (more or less broad) of dusky 

 or dull blacldsh; remaining secondaries brownish black, crossed (be- 

 yond tips of greater coverts) by four transverse rows of dull ochra- 

 ceous-buff spots, these usually broken by dusky motthngs; primary 

 coverts uniform brownish black; primaries brownish black, the five 

 outermost crossed obliquely about the middle by a broad band of 

 white interrupted only by the black shaft," the others (proximal 

 primaries) more or less variegated with irregular spots or marbUngs 

 of dull tawny-ochraceous, though these markings are sometimes 

 nearly obsolete; loral, orbital, and fiuricular regions bright tawny- 

 brown or russet (the last more buffy posteriorly), narrowly barred 

 or vermiculated, more or less, with dusky; malar region similar, or 

 sometimes with ground color grayish buffy; chin and upper throat 

 barred with buff and brownish black, the middle throat (medially) 

 mostly (sometimes uniformly) brownish black; sides of middle 

 throat and anterior portion of lower throat white, this passing into 

 buff on posterior portion of lower throat; superficial color of chest 

 light tawny brown or buffy brown, minutely vermiculated with 

 dusky and narrowly barred with brownish black, some of the feathers 

 (especially on lower chest) broadly tipped with buff; rest of under 

 parts dull buff or pinkish buff, rather narrowly and regularly barred | 

 with brownish black, the bars less distinct on abdomen, and more 

 distant as well as more or less V-shaped on under tail-coverts; bill 

 brown, darker terminally; iris dark brown; tarsi light brown, toes | 

 darker; length (skins), 230-290 (257); wing, 147.5-172 (155.2); 

 tail, 137.5-163(144); exposed culmen, 11.5-14 (12.4); tarsus, 23-27.5 

 (24.5); middle toe, 16.5-21 (19.7).^ 1 



Adult female. — Similar to the adult male, but white of tail restricted 

 to a terminal area less than 25 mm. in length (sometimes wholly ; 

 wanting) on third rectrix, and to a terminal area usually less than 40 I 

 mm. long but occasionally much longer on inner web, only, of fourth j 

 rectrix, the remaining portion of these and greater part of the outer- i 

 most rectrix conspicuously spotted or barred with ochraceous-buff; I 

 band across middle of primaries narrower, mostly (often wholly) 

 ochraceous-buff; primary coverts as well as basal portion of outer 

 primaries frequently more or less spotted with ochraceous-buff, and 

 white throat-band less distinct; length (skins), 222-275 (244); 



a Sometimes this band is continued over the sixth primary (counting from outside) 

 but reduced in width and mostly mottled or marbled grayish instead of white. 

 & Twenty-eight specimens. 



