Adult female. — Length (skins), 123-148 (134); wing, 57-63 (60); tail, 51-64 (57.4); culmen, 14-17 (15.9); tarsus, 20.5-23.5 (22.4); middle toe, 12.5-14 (13.2).[1]
Southeastern Mexico, in States of Vera Cruz (Play a Vicente; Sochiapa; Santa Lucrécia; Buena Vista), Tabasco (Teapa), and Chiapas (Palenque), and southward through Guatemala (Cobán; Choctúm; sources of Rio de la Pasión; Yzabál; Los Amates, Yzabál; Telemán; Chiséc), British Honduras (Belize; near Manatee Lagoon), Honduras (Omoa; San Pedro; San Pedro Sula; Rio Blanco; La Bomba), Nicaragua (Matagalpa; Los Sábalos; Greytown; Rio Escondido; Sucuyá; San Emilis; 4 leagues south of Lake Manágua) and Costa Rica (Tucurríqui; Pacuare; San Carlos; Jiménez; El Hogár; Guacimo; Guápiles; Carrillo; Turrialba; Guayabo; Angostura; Juan Viñas; Rio Sícsola; Talamanca; Naranjo de Cartago; Pozo Azúl de Pirrís; Pozo del Rio Grande; Pozo de Térraba; Térraba; Buenos Aires; Boruca; Barranco, Boruca; Tenório; El Generál; Pigres; Lagarto; Bebedero; Miravalles; La Vijágua; Cerro Santa Maria) to western Panamá (Santa Fé de Verágua; Divala; Bugaba; Mina de Chorcha).
- Cercomacra tyrannina (not Pyriglena tyrannina Sclater) Sclater, Proc. Zool. Soc. Lond., 1859, 383 (Playa Vicente, Vera Cruz); Cat. Am. Birds, 1862, 184, part (Choctúm, Guatemala; Omoa, Honduras); Cat. Birds Brit. Mus., XV, 1890, 265, part (Chiséc, Choctúm, and sources of Rio de la Pasión, Guatemala; Omoa, Honduras; Tucurríqui, Costa Rica; Santa Fé, Bugaba, and Mina de Chorcha, w. Panamá). — Moore, Proc. Zool. Soc. Lond., 1859, 55 (Belize, Brit. Honduras; crit.). — Sclater and Salvin, Ibis, 1859, 119
- ↑ Thirty-nine specimens.
Locality. Wing. Tail. Culmen. Tarsus. Middle
toe.males. Three adult males from southeastern Mexico (Vera Cruz) 63.5 60.5 16 22.5 12.8 Ten adult males from Guatemala 63.7 59 16.9 22.7 13.2 Five adult males from Honduras 63.1 60.5 17.2 23 13.4 Four adult males from eastern Nicaragua 62.4 58.6 16.7 23 13.2 One adult male from western Nicaragua 63 58.5 17.5 22.5 13.5 One adult male from British Honduras 63 55.5 - - 14 Ten adult males from eastern Costa Rica 63.3 56.8 16.2 23.3 13.8 Ten adult males from western Costa Rica 63.4 58.4 16.4 23.2 13.7 females. Two adult females from southeastern Mexico 61 55 16 21.3 13 Nine adult females from Guatemala 60.4 60.8 16.2 22.3 13.1 Three adult females from British Honduras 59 60.8 15 22.5 13.2 Three adult females from Honduras 61.2 55.5 16.8 23 13 One adult female from eastern Nicaragua 57.5 52.5 17 22 13 One adult female from western Nicaragua 58 53.5 16 22.5 13 Ten adult females from eastern Costa Rica 60.2 56.4 15.6 22.8 13.4 Ten adult females from western Costa Rica 59.6 56 14.2 22.3 13.2
