492 



BULLETIN 50, UNITED STATES NATIONAL MUSEUM. 



in middle portion, light grayish on auricular region, the post-auricular 

 narrow and pointed extremity white, this stripe margined along lower 

 edge (except anteriorly) by a line or narrow stripe of black, the 

 anterior end of which is nearly beneath anterior angle of bare orbital 

 space; chin and upper throat dull buffy white to pale cinnamon-buff 

 deepening into deep rufous-cinnamon (mikado brown to pecan brown) 

 on foreneck, chest, and sides, this passing on abdomen into pale 

 cinnamon-buff or dull pinkish buff, the flanks and under tail-coverts 

 light snuff brown to cinnamon-brown; axiilars and under wing-coverts 

 brown, more or less tinged with chestnut; under surface of remiges 

 grayish brown; bill black;® iris brownish orange;" bare orbital space 

 red;° legs and feet purplish red;° length (skins), 269-308 (283); wing, 

 137.5-159(149.2); tail 83-92.5 (87.8) ; exposed culmen, 13.5-15 (14); 

 tarsus, 40-43.5 (41.5); middle toe, 29.5-32.5 (31.3). 6 



Adult female. — Similar to the adult male and often not distinguish- 

 able, but usually with color of chest slightly darker and gray of 

 pileum very slightly duller; length (skins), 262-319 (285); wing, 

 141-155 (150.2); tail, 75-95 (87.8); exposed culmen, 13.5-16 (14.8); 

 tarsus, 39-43 (41); middle toe, 29.5-32.5 (30.6) . e 



Young. — General color of upper parts, (including pileum) van- 

 dyke brown, the crown and occiput darker, the wing-coverts some- 

 times more ruf escent; wing-coverts and scapulars with a subterminal 

 broad bar or transverse spot of dusky; under parts much as in adults 

 but foreneck, chest, and sides broadly barred with dull black or 

 dusky. 



Costa Rica (Cervantes; La Estrella de Cartago; Azahar de Cartago; 

 El Zarcero de Alajuela; Volcan de Irazu; Ujarras de Terraba; Cerro 

 de Santa Maria; La Candelaria; Tarrazu, Dota Mts.) and western 

 Panama (Boquete, Volcan de Chiriqui, David, and Boquer6n, Chiriqui; 

 Chitra, Castillo, Calovevora, and Calobre, Veragua). 



Oeotrygon chiriquensis Sclater, Proc. Zool. Soc. Lond., 1856, 143 (David, Chiri- 

 qui, w. Panama; coll. P. L. Sclater); 1858, 99 (crit.). — Keichenbach, Tauben, 

 ii, 1862, 165, part.— Salvin, Proc. Zool. Soc. Lond., 1867, 159 (David, Pana- 

 ma); 1870, 217 (Castillo, Calovevora, Calobre, and Volcan de Chiriqui, w. 

 Panama). — Sclateh and Salvin, Exotic Orn., pt. viil, 1868, 123, 124, pi. 62.— 



