Adult female. — Pileum and hindneck plain buffy olive-brown or raw umber; the back, scapulars, rump, and upper tail-coverts lighter and less brownish olive; tail deep brown (sepia), the edges of the rectrices brighter, more russet brown; general color of wings olive, the tips of wing-coverts (broadly but indistinctly) more cinnamon- brownish; sides of head, chin, and throat bully, the former more or less suffused with olive or olive-brown; rest of under parts tawny- buff or clay color, deeper and browner, or tinged with olivaceous, on sides and flanks; under wing-coverts deep buff or tawny-buff; inner webs of remiges broadly edged with paler buff; maxilla horn brown or dusky with paler tomium, mandible pale dull yellowish (grayish blue to flesh color in life); legs and feet light horn color (bluish gray or grayish blue in life); length (skins), 88-104 (96); wing, 51-56.5 (54.4); tail, 31-37.5 (34.6); culmen, 12-14 (13.1); tarsus, 15.5-17 (16.2); middle toe, 9-10 (9.7).[1]
Immature male. — Precisely like the adult female in coloration. (Older specimens show more or less of black on the throat, the lateral portion of which, together with more or less of sides of head, are slate-gray.)
Young male (first plumage). — Similar to the adult female but back tinged with dark purplish brown, and under parts of body clouded with dark purplish brown (seal brown or dark chocolate), the chest nearly uniformly of this color.
Young (nestling). — Above uniform vandyke brown, below uniform russet.
Guatemala (Choctúm and Samayoa, Vera Paz), Nicaragua (Matagalpa), Costa Rica (Turrialba; Barranca; Dota; Naranjo de Cartago; Grécia; Guayabo; Carrillo; Pozo del Pitál; Pozo Azúl de Pirrís; Boruca; Lagarto; Térraba; El Generál; La Vijágua; Tenório), Panamá, (Santiago, Santa Fé, Chitra, and Calovévora, Verágua;
Boquete, Divala, and Volcan de Chiriquí, Chiriquí) and through
- ↑ Fifteen specimens, from Guatemala, Costa Rica, and Panama.
Locality. Wing. Tail. Culmen. Tarsus. Middle
toe.males. Ten adult males from Costa Rica 56.8 36.2 13.3 16.2 9.8 Ten adult males from Panamá 56.1 36.2 13.2 16.3 9.6 Two adult males from Colombia 60 34 14 16 9.7 One adult male (of M. meneiriesii?) from e. Ecuadór 54 28 12.5 16.5 9.5 females. Two adult females from Guatemala 52 36.2 12.2 16 9.5 Ten adult females from Costa Rica 54.4 33.9 13.2 16.3 9.7 Three adult females from Panamá 55.2 35.9 13.2 16 9.7
