Page:Birds of North and Middle America partV Ridgway.djvu/117

Rh Range. — Southwestern Costa Rica to Cayenne and Ecuadór. (Two species.) MICROBATES CINEREIVENTRIS SEMITORQUATUS (Lawrence).

Adults (sexes alike). — Pileum and hindneck plain warm-sepia brown; rest of upper parts plain sepia, the edges of greater wing- coverts and secondaries (especially the tertials) more rufescent, the rectrices decidedly darker terminally; sides of head (except lores) plain ochraceous-buff to deep tawny-buff, this color extending more or less over sides of neck; lores dull whitish broken by dusky bristle- like tips to feathers; anterior portion of malar region whitish; chin and throat white or grayish white, the latter bordered along each side by a broad but more or less broken streak of black; rest of under parts plain gray (no. 6 to mouse gray) passing into olive on flanks and under tail-coverts, the upper chest broadly streaked with black; maxilla brownish black with paler tomium, mandible dull whitish (horn color, flesh color, or straw yellowish in life); iris brown; legs and feet horn color (dark bluish gray in life).

Adult male. — Length (skins), 95-106 (100); wing, 51-57 (53.9); tail, 26.5-29.5 (27.7); culmen, 17.5-19 (18.1); tarsus, 22-24.5 (23.7); middle toe, 13-14.5 (13.6). Adult female. — Length (skins), 92-101 (96); wing, 50.5-53.5 (51.5); tail, 24-28 (26.3); culmen, 17-19 (18.1); tarsus, 20.5-24.5 (23.1); middle toe, 12.5-13.5 (12.9).

Costa Rica (Jiménez; San Carlos; La Balsa; Rio Súcio; Pacuare; Guápiles; Guácimo; Cuábre; El Hogár; Carrillo; La Vijágua) and Panamá (Volcan de Chiriquí; Santiago de Verágua; Lion Hill; Panamá) ; Colombia (Antioquía) ?


 * Ramphocænus semitorquatus, Ann. Lyc. Nat. Hist. N. Y., vii, 1862, 469 (Lion Hill Station, Panamá,; coll. G. N. Lawrence); ix, 1868, 108 ("Valza," i. e. La Balsa, Costa Rica; crit.). — , Proc. Zool. Soc. Lond., 1867, 145 (Santiago de Verágua, Panamá; crit.); 1870, 195 (Calovévora, Panamá). — , Journ. für Orn., 1869, 305 (Costa Rica). — , Proc. Zool. Soc. Lond., 1878, 61 (San Carlos, Costa Rica). — , Anal. Mus. Nac. Costa Rica, i, 1887, 115 (Rio Súcio, Costa Rica).