584 BULLETIN 50, UNITED STATES NATIONAL MUSEUM 



Panama east to, and including, the Canal Zone (Mina de Chocha, 

 Veraguas; Panama Railway; San Felix, Chiriquf; Lion Hill; Rio 

 Indio; Deslenguado; Cerro Bruja; Canal Zone). 

 Type locality. — Guatemala. 



Ibyder americanus (not Falco americanus Boddaert) Sclateh and Salvin, Ibis, 

 1859, 214 (Pacific coast of Guatemala; habits); Proc. Zool. Soc. London, 

 1864, 368 (Panama); 1870, 838 (cost of Honduras); Norn. Av. Neotr., 1873, 

 122, part (Guatemala, Central America). — Tatlor, Ibis, 1860, 223 (Taulevi, 

 Honduras; habits; fresh colors of unfeathered parts). — Lawrence, Ann. 

 Lye. Nat. Hist. New York, vii, 1861, 288 (Panama); ix, 1868, 132 (San Jos6, 

 Costa Rica). — Feantzius, Journ. fiir Orn., 1869, 367 (Costa Rica). — Salvin, 

 Proc. Zool. Soc. London, 1870, 214 (Mina de Chocha, Veraguas, Panama). — 

 Sharpe, Cat. Birds Brit. Mus., i, 1874, 35, part (Veragua, Panama) ; Hand-list, 

 i, 1899, 244, part (Guatemala; Honduras). — Ridgway, U. S. Geol. and Geogr. 

 Surv. Terr., Bull. 6, 1876, 470, part (Panama Railway and Chiriquf, Panama). — 

 Gurnet, List birds of Prey, 1884, 14, part. — Nutting, Proc. U.S.Nat. Mus., vi, 

 1884, 408 (Los Sabalos, Nicaragua). — Zeled6n, Anal. Mus. Nac. Costa 

 Rica, i, 1887, 125 (Jimenez, Tacares de Alajuela, and Pozo Azul de Pirris, 

 Costa Rica). — Beristain and Laurencio, Mem. y Rev. Soc. Cient. "Antonio 

 Alzate," vii, 1894, 222 (Chiapas; Mexico). — Lantz, Trans. Kansas Acad. 

 Sci. for 1896-97 (1899), 219 (Naranjo, Guatemala).— Salvin and Godman, 

 Biol. Centr.-Amer., Aves, iii, 1901, 128, part (Savana Grande and Retalhuleu, 

 Guatemala; San Pedro and Taulevi, Honduras; Los Sabalos, Nicaragua; 

 Peje, Guaitil, Guanacaste, Jimenez, Taceres de Alajuela, Pozo Azul and 

 Talamanca, Costa Rica; Chiriquf, 'Mina de Chocha,[and Lion Hill, Panama). — 

 Carriker, Ann. Carnegie Mus., vi, 1910, 451 (Bonilla, Pozo Azul de Pirris, 

 Cariblanco de Sarapiquf, El Hogar, Costa Rica). — Stone, Proc. Acad. Nat. 

 Sci. Philadelphia, 1918, 248 (Panama Canal Zone). — Swann, Synopt. List 

 Accip., pt. 1, 1919, 8, part (Guatemala). 



Ihicter americanus Cherrie, Expl. Zool. Merid. Costa Rica, 1893, 58 (Palmar, 

 sw. Costa Rica). 



Ibyder americanus americanus Sturgis, Field Book Birds Panama Canal Zone, 

 1928, 126 (descr.; habits; Panama Canal Zone). 



Ibyder americanus guatemalensis Swann, Synop. Accip., pt. 1, 1921, 14 (Guate- 

 mala; coll. H. Kirk Swann); Monogr. Birds Prey, i, 1925, 78 (monogr.). — 

 Bangs, Bull. Mus. Comp. Zool., Ixx, 1930, 185 (type spec, in Mus. Comp. 

 Zool.). — Griscom, Bull. Amer. Mus. Nat. Hist., Ixiv, 1932, 149 (Guatemala; 

 Finca El Espino; Pacific slope). — Huber, Proc. Acad. Nat. Sci. Philadelphia, 

 Ixxxiv, 1932, 211 (ne. Nicaragua; spec; meas.; coloration). 



Ibyder americanus guatiinalensis del Campo, Anal. Inst. Biol., xiii. No. 2, 1942, 

 701 (Chiapas; Mapastepec; spec). 



Daptrius americanus guatemalensis Peters, Proc Biol. Soc. Washington, xliv, 

 1931, 25; Check-list Birds of World, i, 1931, 278.— Griscom, Bull. Mus. 

 Comp. Zool., Ixxviii, 1935, 302 (w. Panama). — Aldrich, Sci. Publ. Cleveland 

 Mus. Nat. Hist., vii, 1937, 50 (spec; Paraclote, Azuero Peninsula, Panama). 



Daptrius americanus guatimalensis Stone, Proc. Acad. Nat. Sci. Philadelphia, 

 Ixxxiv, 1932, 301 (San Pedro, Honduras). 



Daptrius {Ibyder) americanus guatemalensis Sassi, Temminckia, iii, 1938, 303 

 (Castilla, Costa Rica, 1 spec). 



Daptrius americanus americanus Peters, Bull. Mus. Comp. Zool., Ixxi, 1931, 308 

 (Almirante, Panama). 



