458 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



Young. — Similar to adults, but colors much duller, the blue of 

 forehead replaced by grayish brown or dusky (sometimes tinged with 

 verdigris green), black crown-patch larger, under parts of body more 

 rufescent, black tuft in center of foreneck wanting, middle rectrices 

 without terminal spatules, and texture of plumage much looser. 



Adult maZe.— Length (skins), 365-444 (404); wing, 132-144.5 

 (139.5); tail, 203-254 (230.5); exposed culmen, 38-46 (43.1); tar- 

 sus, 26-30 (28.4); middle toe, 17-21 (20.3).'^ 



Adult female.— Length (skins), 350-410 (387); wing, 122.5-142 

 (135.1); tail, 178-250 (220.7); exposed culmen, 36.5-43 (40.9) ; tar- 

 sus, 27-30 (28.3); middle toe, 17-20 (18.6).* 



Extreme southern Mexico, in State of Chiapas (Palenque; Hue- 

 huetan), southward through Guatemala (Duenas; Coban; Choctum; 

 Chisec; Retalhuleu; San Geronimo; Tolimto; Savana Grande; 

 Alotenango; Lanquin; Mazatenango; Los Amates, Yzabdl; Patu- 

 lul, Solola; Pie de la Cuesta, San Marcos), British Honduras (Cayo; 

 San Felipe; Toledo District), Salvador (San Miguel), Honduras 

 (Omoa; San Pedro; Copan; Chamelicon; Truxillo; Rio Seg6via; 

 Yaruca; Ceiba), Nicaragua (Realejo; Chontales; Chinandega; Mana- 

 gua; Sucuya; Rio Escondido), and Costa Rica (San Carlos; San 

 Jose; Grecia; Alajuela; Santa Ana; Santo Domingo de San Mateo ; 

 La Palma de Nicoya; Las Trojas; Volcdn de Miravalles; Volcdn de 



