365 (Meco, Mugeres, Holbox, and Cozumél islands, Yucatan; crit.); Cat. Birds Brit. Mus., xvi, 1892, 98, part (Alta Mira, Tampico, and Tantina, s. Tamaulipas; Misantla, Vera Cruz; Cozumél I., etc., Yucatan; Bonaca I., Honduras; Belize, Brit. Honduras; Santa Ana and Escuintla, Guatemala). — Boucard, Notes quelques Troch., 1873, 7 (Córdova and Jalapa, Vera Cruz); Proc. Zool. Soc. Lond., 1883, 451 (Yucatan); Ann. Soc. Linn. Lyon, xx; 1874, 275 (Córdova); Gen. Hum. Birds, 1895, 332, part (excl. syn. hendersoni Cory). — Lawrence, Bull. U. S. Nat. Mus., no. 4, 1876, 32 (Santa Efigénia, Oaxaca). — Elliot, Classif. and Synop. Troch., 1879, 39, part. — Stone, Proc. Ac. Nat. Sci. Phila., 1890, 207 (between Ticúl and Uxmál and at Labna, Yucatan). — Salvin and Godman, Biol. Centr.-Am., Aves, ii, 1892, 278, part (localities in Tamaulipas, Oaxaca, Yucatan, and Brit. Honduras; Uvero, etc., Vera Cruz; Hacienda de la Concepción, etc., Guatemala; San Pedro, etc., Honduras). — Chapman, Bull. Am. Mus. N. H., viii, 1896, 284 (Chichen-Itza. Yucatan). — Lantz, Trans. Kansas Ac. Sci. for 1896-97 (1899), 221, part (Isabella, Brit. Honduras).
- L[amponis] prevosti Ridgway, Rep. U. S. Nat. Mus. for 1890 (1891), 377, part. — Simon, Rev. Franç. d'Orn., no. 1, 1909, 9, 10, in text, part (crit.).
- [Anthracothorax] prevostii Reichenbach, Aufz. der Colibr., 1854, 11; Troch. Enum., 1855, 8, pl. 792, figs. 4842-4844.
- A[nthracothorax] p[revosti] prevosti Ridgway, Proc. Biol. Soc. Wash., xxiii, April 19, 1910, 55, in text.
- Lampornis thalassinus Ridgway, Proc. Biol. Soc. Wash., iii, Feb. 26, 1885, 3 (Cozumél Island, Yucatan; coll. U. S. Nat. Mus.).
- Lampornis prevosti thalassinus Ridgway, Proc. U. S. Nat. Mus., viii, no. 36, Oct. 17, 1885, 573 (Cozumél; descr. ; crit.).
- Lampornis mango (not Trochilus mango Linnæus) D'Oca, La Naturaleza, iii, 1875, 62; Troq. de Mex., 1875, 25, pl. (4), fig. 16.— Sanchez, Anal. Mus. Nac. Mex., i, 1877, 96.
- L[ampornis] prevosti (typicus) Hartert, Das Tierreich, Troch., 1900, 98, part.
ANTHRACOTHORAX PREVOSTH GRACILIROSTRIS Ridgway.
SLENDER-BILLED MANGO.
Similar to A. p. prevostii, but with decidedly shorter and more slender bill; upper parts and sides decidedly less bronzy or golden green, and under tail-coverts averaging darker.
Adult male.— Length (skins), 105-119 (110); wing, 64-68 (65.9); tail, 34.5-37 (35.3); culmen, 23.5-25.5 (24.4).[1]
Adult female.— Length (skins), 105-118 (111); wing, 63.5-69 (65.2); tail, 33-38 (35.4); cuhnen, 22.5-28 (25.4).[2]
Nicaragua (Los Sábalos; San Emilis, Lake Nicaragua; San Carlos; Grenada; Matagalpa?) and Costa Rica (Bolsón; Bebedero; San Pedro ; Rio Turubales) ; Venezuela?[3]
- Lampornis prevostii (not Trochilus prevostii Lesson) Lawrence, Ann. Lyc. N. Y., ix, 1868, 121 (Gulf of Nicoya, Costa Rica). — Frantzius, Journ. für Orn., 1869, 315 (Costa Rica).
