392 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



Veracruz (San Andres Tuxtla, Portrero, Mirador, Orizaba, etc.), 

 Colima (Colima; Rio Tiipila), Oaxaca (Santa Efigenia, Barrio, 

 Tehuantepec, Chivela), Yucatdn (Merida, Chable, Quintana Roo, 

 etc.), and Chiapas (Gineta Mountains, Tonald) to Guatemala (Coban, 

 San Ger6nimo, Hacienda California, Chimoxan, Savana Grande), 

 British Honduras (Cayo), Honduras (Rio Segovia), Nicaragua (Rio 

 Escondido, Realejo, Sucuyd, SanEmilio, Lake Nicaragua, Momotombo 

 San Carlos), El Salvador (Lake Olomega, Colima, Hacienda Zapo titan, 

 Barra de Santiago, Lake Chammico, Ri'o San Miguel, Puerto del 

 Triunfo), Costa Rica (San Jose, Sipurio, La Palma de Nicoya, Agucate, 

 San Mateo, Pozol Azul de Pirris, Miravalles, Punta Mala, La Vizagua, 

 Cerro de Santa Maria, Gudcimo, El Hogar, etc.), and Panama 

 (Almirante) . 



Type locality. — Guatemala. 



Morphnus uruhitinga (not Falco nrhitinga Gmelin) Sclater, Proc. Zool. Soc. 

 London, 1857, 227 (San Andres Tuxtla, Veracruz). 



Uruhitinga zonura (not Falco zonurus Shaw) Sclater and Salvin, Ibis, 1859, 

 215 (Guatemala); Proc. Zool. Soc. London, 1867, 280 (Bhiefields River, i. e.,Rfo 

 Escondido, Nicaragua); Nom. Av. Neotr., 1873, 119, part (Mexico; Central 

 America). — Lawrence, Ann. Lye. Nat. Hist. New York, ix, 1868, 133 (San 

 Jos6, Costa Rica); ix, 1869, 207 (Merida, Yucatdn) ; Mem. Boston Soc. 

 Nat. Hist, ii, 1874, 302 (Mazatldn, Sinaloa; habits); U. S. Nat. Mus. Bull. 

 4, 1875, 42 (Santa Efigenia, Barrio, and Tehuantepec City, Oaxaca; Gineta 

 Mountains, Chiapas). — Frantzius, Journ. fur Orn., 1869, 368 (Costa Rica). 

 — Ridgway, Proc. Boston Soc. Nat. Hist., xvi, 1873, 62, part (Guatemala) ; 

 U. S. Geol. and Geogr. Sur. Terr., ser. 2, Bull. 2, 1876, 168, part (Colima and 

 Rfo Tupila Colima; Mazatldn Sinaloa; Potrero and Mirador Veracruz; 

 Tehuantepec, Oaxaca; Merida, Yucatdn; Guatemala; Realejo, Nicaragua; San 

 Jose and Sipurio, Costa Rica).— Sharpe, Cat. Birds Brit. Mus., i, 1874, 213, 

 part (Costa Rica). — Boucard, Liste Ois. R(5col. Guatemala, 1878, 19 (Guate- 

 mala).— Nutting, Proc. U. S. Nat. Mus., v, 1882, 404 (La Palma de Nicoya, 

 Costa Rica); vi, 1884, 388 (Sucuyd, Nicaragua).— Zeledon, Cat. Aves Costa 

 Rica, 1882, 27. — Cubas, Cuadro Geogr., Estadlstico, Descr. e Hist, de los 

 Estados Unidos Mexicanos, 1884, 166 (common names; Mexico). — Beristain 

 and Laurencio, Mem. y Rev. Soc. Cient. "Antonio Alzate," vii, 1894, 225 

 (Mexico). — Salvin and Godman, Biol. Centr. Amer., Aves, iii, 1900, 79, 

 part (Bebedero de Nicoya, Costa Rica). 



Uruhitinga zonura /3 Ridgway, Bull. U. S. Geol. and Geogr. Surv. Terr., ser. 2, 

 No. 2, 1876, 169 ("Middle America, north to Vera Cruz, Tehuantepec, and 



Mazatlan"). 

 Uruhitinga ridgwayi Gurney, List Diurn. Birds Prey, 1884, 148, 150 (crit.; Savana 

 Grande and Cobdn, Guatemala; "Sonata" [Tonald?] Chiapas; Presidio 

 [de Mazatldn]); Cat. Birds Prey, 1894, 25.— Ridgway, Man. North Amer. 

 Birds, 1887, 238; Proc. U. S. Nat. Mus., x, 1888, 592 (Rfo Seg6via, Hon- 

 duras).— Sharpe, Hand-list, i, 1899, 258.— Salvin and Godman, Biol. 

 Centr.-Amer., iii, 1900, 79 (Mazatldn and Presidio de Mazatldn, Sinaloa; 

 Colima; Orizaba, C6rdoba, and San Andres, Veracruz; Santa Efigenia, 

 Barrio, and Tehuantepec, Oaxaca; Gineta Mountains, and Tonald, Chiapas; 

 Chable, Buctzotz, and Merida, Yucatdn; Cayo, British Honduras; Cobdn, 

 San Ger6nimo, and Savana Grande, Guatemala; Rio Segovia, Honduras; 



