86 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



wing- feathers darker; tail dull slate-black or blackish slate, the three 

 outer rectrices (on each side) with an apical or subapical area of duU 

 white, this most developed on inner web of t\vo outermost, which 

 have a narrow longitudinal area of dusky on terminal or subterminal 

 portion of outer web; sides of head and neck plain cinnamon or 

 russet, broken by an indistinct postocular streak of olive-brownisli; 

 chin and throat white, more or less broken by partly exposed dusky 

 basal portion of feathers; rest of under parts plain buff, or pinkish 

 buff, deepest (sometimes nearly ochraceous-buff) laterally, paler 

 medially (sometmies nearly white on abdomen) ; thighs mostly dusky 

 olive-gray; under wing-coverts pale cream buff or buffy white; inner 

 webs of remiges edged with white or buffy white ; maxilla horn brown 

 (sometimes darker terminally), mandible much paler (pale bluish 

 gray to flesh color in life) ; iris brown ; legs and feet horn color (bluish 

 gray or grayish blue m life). 



Adult male.—Length (skms), 109-127 (120); wdng, 46-54.5 (51.2); 

 tail, 36.5-43.5 (40.9); culmen, 22-26 (24); tarsus, 20-21.5 (20.9); 

 middle toe, 10.5-12 (11.1).« 



Adult female.— Length (skins), 105-119 (113); wmg, 45.5-53 (49.2); 

 tail, 36-41 (38.6); culmen, 20-24.5 (23.1); tarsus, 20-22 (21.3); 

 middle toe, 11-11.5 (11.2).^ 



Young. — Essentially like adults, but back, rump, etc., soft grayish 

 brown (nearly concolor with pileum and hindneck), and under parts 

 pale grayish brown, approaching dull buffy whitish on throat and 

 abdomen. 



Southeastern Mexico, in States of Vera Cruz (Playa Vicente; Buena 

 Vista; San Andres Tuxtla), Oaxaca (mountains near Santo Domingo), 



(^ Eighteen specimens. 



b Sixteen specimens. 



