704 Annals of the Carnegie Museum. 



465. Myiochanes lugubris (Lawrence). 



Contopus lugubris Lawrence, Ann. Lye. N. Y., VIII, 1867, 134 (Dota, [J. 

 Carmiol]; in coll. U. S. Nat. Mus.); IX, 1868, 115 (Barranca, Pirris, and 

 Dota [J. Carmiol]). — Rrantzius, Jour, fur Orn., 1869, 208 (Costa Rica). — 

 Salvin, Ibis, 1874, 310 (crit.). — Zeledon, An. Mus. Nac. de C. R., I, 1887, 

 117 (Birris de Cartago). — Sclater, Cat. Birds Brit. Mus., XIV, 1888, 236 

 (no C. R. specimens). — Salvin and Godman, Biol. Centr.-Am., Aves, II, 

 83 (Costa Rican references). — Cherrie, Proc. U. S. Nat. Mus., XIV, 1891, 

 535 (critical). 



Myiochanes lugubris Ridgway, Birds N. and Mid. Amer., IV, 1907, 516 (high 

 mountains of Costa Rica, Barranca, Birris, Dota, Irazii, La Hondura, Car- 

 rillo, Coliblanco; and western Panama). 



U. S. Nat. Museum: El Copey and La Lagunaria de Dota (Basulto). 

 Bangs Collection: Volean de Irazu, La Hondura, Carrillo (Underwood). 

 Fleming Collection: Carrillo and La Hondura (Underwood). 

 Carnegie Museum: La Hondura (Carriker). Two skins. 



This species is confined to the humid forests of the upper Caribbean 

 slope, the mountains of the interior, and the Dota Mountains. It is not 

 abundant in individuals in any one locality, and has the habits of the 

 other species of the genus. 



466. Nuttallornis borealis (Swainson). 



Contopus borealis Lawrence, Ann. Lye. N. Y., IX, 1868, 115 (Costa Rica 

 [Cabanis. J. f. O. 1861, 248]). — Frantzius, Jour, fur Orn., 1869, 308 (Costa 

 Rica). — Sclater, Cat. Birds Brit. Mus., XIV, 1888, 234 (Irazu district 

 [Rogers]). — Salvin and Godman, Biol. Centr.-Am., Aves, II, 1889, 80 

 (Costa Rican references). — Cherrie, Auk, VII. 1890, 334 (San Jose, five 

 seen in two years); IX, 1892, 251 (San Jose, from Oct. 2 to May 7, never 

 common). — Underwood, Ibis, 1896, 438 (Miravalles). 



Contopus cooperi Cabanis, Jour, fur Orn., 1861, 248 (Costa Rica [Hoffmann]). 



Nuttallornis borealis Oberholser, Auk, XVI, 1899, 331 (crit.). — Ridgway, 

 Birds N. and Mid. Amer., IV, 1907, 505 (North America, south in winter 

 through Central America to Peru. — Costa Rica: Irazu, Coliblanco, San 

 Jose, Volean de Miravalles). 



Bangs Collection: Escazii, Oct. 30; San Jose, Oct. 28; Cerro de Santa 

 Maria, Jan. 8 (Underwood). 



Fleming Collection: Los Cuadros de Irazu, San Jose, and Azahar de Car- 

 tago (Underwood). 



Carnegie Museum: Volean de Irazu, April 14, 1902; Tierra Blanca, April 

 11, 1902; Volean de Turrialba, Oct. 21, 1907 (Carriker). Three skins. 

 The Olive-sided Flycatcher is not a common migrant in Costa Rica, 



merely a solitary bird being seen here and there in the highlands and 



