412 BULLETIN 5 0, UNITED STATES NATIONAL MUSEUM 



and darker orange-cinnamon to amber brown; under wing coverts 

 bright amber brown; iris bright reddish brown; orbits and gape bluish 

 slate colored; cere and bill blackish; tarsi and toes very pale buffy 

 flesh color to almost whitish with a faint plumbeous wash. 



Juvenal (sexes alike). — Head and neck creamy buff, deeper pos- 

 teriorly and becoming nearly white on forehead, lores, and chin, each 

 feather marked with a distinct lanceolate mesial streak of dusky, 

 except on the whitish parts named above, where the feathers have 

 merely very narrow, dusky shaft streaks; lower parts, rump, and upper 

 tail coverts rusty ochraceous to tawny buff; lower part of throat 

 crossed by a somewhat crescentic patch or bar of dull black; rump 

 and upper tail coverts ochraceous, marked with arrowheads and con- 

 nected bars of dusky; basal half of tail rufous, crossed by several 

 narrow bands of black, these narrower on the inner webs, which are 

 ochraceous instead of rufous; terminal half of tail dusky black, the 

 tip (narrowly) ochraceous; back, scapulars, and wings rich chestnut- 

 rufous, each feather dusky centrally; the tertials and inner secondaries 

 crossed by narrow bars of dusky; primaries and outer secondaries 

 nearly uniform black, except basally on their inner webs where mottled 

 with rufescent; upper breast pale tawny-buff to pale ochraceous, 

 each feather with a blackish or brownish shaft stripe; lower breast, 

 abdomen, sides, flanl^s, and thighs clay color to Mikado brown, 

 usually darkest on lower breast, and all the feathers narrowly barred 

 with dark sepia to fuscous; under tail coverts much paler — tawny- 

 buff, without darker bars; under wing coverts chestnut barred with 

 blackish; cere and bill black, orbits and gape dark slate; iris brown; 

 tarsi and toes very pale flesh color to whitish. 



Natal down. — Not known. 



Adult male.—Wmg 358-383 (378.1); tail 157-182 (171.9); culmen 

 from cere 26-30 (27.9); tarsus 72-84 (80.1); middle toe without claw 

 45-53 (48.6 mm.).^ 



Adult female. —Wing 380-405 (392.3); tail 175-183 (180.4); culmen 

 from cere 28-30.5 (29.3); tarsus 78-89 (85.3); middle toe without 

 claw 46-54 (49.6 mm.).^ 



Range. — Resident from the states of Sinaloa, Veracruz, and Guer- 

 rero, in Mexico; south through British Honduas (Tally Pan, Manatee 

 River) ; Guatemala (Hacienda California, Santa Ana Mixtan, Duenas, 

 Lake Peten); El Salvador (Lake Olomega, San Sebastian, Rio San 

 Miguel, Puerto del Triunfo, Colima, Barra de Santiago); Nicaragua 

 (Ometepe, Greytown); Costa Rica (La Palma de Nicoya, Las Trojas, 

 Liberia, Guanacaste); Panama (Loma del Le6n); eastern Colombia 



^ Eight specimens from Mexico, Costa Rica, Panama, Colombia, and Surinam. 

 * Seven specimens from Mexico, British Honduras, Nicaragua, Costa Rica, 

 Surinam, Brazil, and Ecuador. 



