BIRDS OF NORTH AND MIDDLE AMERICA. 



133 



to Vandyke brown), usually witli more or less distinct spots or broad 

 streaks of blackish or dusky along outer edge, some of the brown 

 feathers sometimes margined with whitisli; imder tail-coverts brown, 

 tipped or margined with whitish or buflfy; chin, throat, chest, breast, 

 and abdomen immaculate white; maxilla brownish black, paler 

 (sometimes whitish) terminally and along tomia; mandible dull 

 whitish or pale dull yellowish (in dried skins), usually dusky basally; 

 legs and feet horn color (in dried skins). 



Advlt male. —hength (skins), 126-143 (135); wing, 71-78 (75.1); 

 tail, 41.5-49.5 (45.9); culmen, 17-19 (18.2); tarsus, 25.5-27.5 

 (26.7); middle toe, 15.5-18.5 (17.4).« 



Adult female.— hengih (skins), 126-138.5 (132); wing, 70-75.5 

 (72.9); tail, 43-46.5 (44.4); culmen, 17-19 (17.3); tarsus, 25.5-27.5 

 (26.6); middle toe, 16-1S.5 (17.6).^ 



Immature male. — Similar to adults but chest mostly light mummy 

 bro\vn, and wliite of breast, etc., more or less intermixed with the 

 same. 



Honduras (Santa Ana; Chaloma), Nicaragua (Chontales; Rio 

 Escondido; San Emilis, Lake Nicaragua), Costa Rica (Angostura; 

 Navarro de Cartago; La Balsa; Jimenez; San Jose; Pacuare; San 

 Carlos; Boruca; El General; Pozo del Rio Grande; Pozo Real de 

 Terraba; Pozo Azul de Pirns; Volc&n de Turrialba; El Hogar; 

 Guapiles; Cuilbre; La Florida; La Cristina; La Vijagua) and 

 western Panamfi, (Divala; Volcan de Chiriqui; Boc|uete). 



Pithys bicolor (not of Lawrence, 1863) Lawrence, Ann. Lye. N. Y., viii, 1868, 109 

 (Anj^ostura, Costa Rica). — Frantzius, Joum. fiii" Orn., 1869, 306 (Costa 

 Rica). — Salvin, Proc. ZooL Soc. Lond., 1870, 195 (Volcan de Chiriquf and 

 and Bugaba, Panama; crit.). — Sclater, Ibis, 1873, 373 (Chontales, Nica- 

 ragua); Cat. Birds Brit. Mus., xv, 1890, 296, part (Bugaba and Volcan de 

 Chiriqui, Panamii; La Balsa, Costa Rica; Chontales, Nicaragua). — Boucard, 

 Proc. Zool. Soc. Lond., 1878, 62 (San Carlos, Costa Rica). — Zeledon, Anal. 

 Mus. Nac. Costa Rica, i, 1887, 115 (Navarro de Cartago, Costa Rica). — Lantz, 

 Trans. Kansas Acad. Sci. for 1896-97 (1899), 221 (Chaloma, Honduras). 



« Nineteen specimens. 



f* Thirteen specimens. 



