208 BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 
brown, the primary-coverts dusky terminally and primaries passing 
into grayish brown or dusky at tips; tail clear chestnut; broad orbital 
ring and supra-auricular stripe buff or ochraceous-buff; lores mostly 
dusky or dark grayish, paler and more buffy (sometimes distinctly 
buffy) along upper margin; auricular region dusky, more or less 
broadly streaked with paler (except along upper portion) and with 
very narrow shaft-streaks of buffy, this dusky auricular area passing, 
in a more or less well-defined stripe, to the anterior portion of the 
malar region; chin and throat, together with middle and posterior 
portions of malar region, pale yellowish buff or cream-buff, the 
feathers of lower throat narrowly margined, more or less distinctly, 
with dusky; rest of under parts plain light buffy brown (sometimes 
approaching wood brown but more yellowish or cinnamomeous), 
passing into darker brown (between raw-umber and isabella color) 
on flanks, the under tail-coverts more rufescent; under wing-coverts 
and broad edgings to inner webs of remiges ochraceous-buff; maxilla 
dusky horn color, paler toward tomium; mandible paler, whitish on 
gonys (broadly); iris brown; legs and feet horn color (in dried 
skins). 
Adult male—Length (skins), 151-167 (160); wing, 78.5-91 (89.8); 
tail, 64-75 (70.4); culmen, 15.5-17.5 (16.5); tarsus, 18-20 (19.1); 
middle toe, 14-16 (15.1).% 
Adult female—Length (skins), 146-160 (154); wing, 76-88.5 
(81.2); tail, 63-72 (65.8); culmen, 14.5-17.5 (16.1); tarsus, 17.5-19.5 
(18.7); middle toe, 14.5-16 (15).° 
Southern Mexico, in States of Vera Cruz (Cérdova; Jalapa; Uvero; 
Omealca; Motzorongo), Guerrero (Omilteme), Oaxaca (Choapém; 
Toténtepec), and Chiapas (Tumbalé; Chicharros), Guatemala (Bar- 
ranca Honda; Savana Grande; Choctim), Costa Rica (San Marcos; 
a Twenty-one specimens. b Thirteen specimens. 
i Cul- Middle 
Locality. Wing. | Tail. aaeT Tarsus. toe. 
MALES. 
Two adult males from Vera Cruz, Mexico........-.-..-...---.- 87.5 71.7 16.7 19.2 14.7 
Four adults from Guerrero, Mexico......-..-.-.--------.2-+--- 87.5 70.7 16.5 19.4 15.2 
Two adult males from Chiapas, Mexico.............--2..-....- 83 67.5 16 18.7 15 
Two adult males from Guatemala. ...............02-e eee eee 86.7 70.5 16.7 19. 14.7 
Five adult males from Costa Rica...................22--.2 2202s 83.7 68.7 16 18.8 15,2 
Six adult males from western Panama (Chiriquf).............. 88.7 72,2 16.9 19,2 15.2 
FEMALES. 
Two adult females from Guerrero, Mexico 81.5 65 16.7 18.5 15.5 
Eight adult females from Costa Rica................--......025 81 65.3 15.7 18.7 14.9 
Three adult females from western Panamé (Chiriquf).......... 81.7 67.7 16.8 18.7 15 
