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 dull 
white, this most developed on inner web of two 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-brownish; 
chin and throat white, more or less broken by partly exposed dusky 
basal portion of feathers; rest of under parts plain buff, or pmkish 
buff, deepest (sometimes nearly ochraceous-buff) laterally, paler 
medially (sometimes 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 in life). 
Adult male.—Length (skins), 109-127 (120); wing, 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); wing, 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 Andrés Tuxtla), Oaxaca (mountains near Santo Domingo), 
@ Highteen specimens. b Sixteen specimens. 
Locality. Wing. | Tail. | CU! | Tarsus, | Middle 
MALES. 
Two adult males from southern Mexico..............---.-.--- 50 40 22 21.2 10.7 
Two adult males from Chiapas and Guatemala.........-...--- 50.7 43 24.5 20.7 11.2 
One adult male from Honduras. ..........2....02-.2eee eee eee 54 40 26 21 ll 
One adult male from British Honduras...............22-..-.4- 46 42 24 21 10.5 
Ten adult males from Nicaragua (4) and Costa Rica (6)........ 51.7 41 24 20.9 11.3 
Two adult males from Panamé (line of railway).....-...-..-.- 51.5 39.2 23.2 20.7 10.7 
Four adult males (R. r. sanctz-martx) from Colombia........- 51.6 44.5 25.1 21.9 11.4 
FEMALES. 
Two adult females from southern Mexico (Vera Cruz)......-..- 48.2 39.2 24 21 11 
One adult female from Chiapas............-----------------00- 49 37.5 23 22 | 115 
Two adult females from British Honduras..............-.---.- 47.5 39.5 22.5 21 ll 
Ten adult females from Nicaragua (3) and Costa Rica (7).....- 49.4 38.4 23.1 20.8 11.2 
One adult female from Panamd (Verdgua).........--..----.... 61.5 B90) Wises ce 22 1 
One adult female (R. r. sanctz-martz) from Colombia.......... 47 38 24.5 22 12 
