BIRDS OF NORTH AND MIDDLE AMERICA 451 



Morphnus (Pternura) tyrannus Kaup, Mus. Senckeub., iii, Heft 3, 1845, 259. 



Spizaetus tyrannus Gray, Gen. Birds, i, 1845, 14; List Spec. Brit. Mus., pt. 1, 

 Accip., ed. 2, 1848, 15 (Bogota, Colombia) ; Hand-list, i, 1870, 12, No. 103.— 

 Kaup, Isis, 1847, 366; in Jardine's Contr. Orn., 1850, 63. — Bonaparte, 

 Consp. Gen. Av., i, 1850, 29.— Burmeister, Sj-st. Ubers. Th. Bras., ii, 1856, 

 62. — ScLATER, Proc. Zool. Soc. London, 1858, 357 (Potrerillos, Honduras); 

 1860, 253 (Veracruz, Mexico) .—Sclater and Salvin, Ibis, 1859, 215 (Guate- 

 mala); Proc. Zool. Soc. London, 1864, 368 (Panama); 1867, 590 (Rio 

 Capim, ne. Brazil) ; 1870, 878 (coast Honduras) ; 1873, 302 (Rio Huallaga, 

 e. Peru; habits); Nom. Av. Neotr., 1873, 120. — Lawrence, Ann. Lye. Nat. 

 Hist. New York, vii, 1861, 316 (Panama); Ix, 1868, 132 (Costa Rica).— 

 Pelzeln, Orn. Bras., Abth. 1, 1868, 4; Abth. 4, 1870, 397.— Frantzius, 

 Journ. fiir Orn., 1869, 368 (Costa Rica). — Stjmichrast, Mem. Boston 

 Soc. Nat. Hist., i, 1869, 560 (hot region of Veracruz). — Salvin, Proc. Zool. 

 Soc. London, 1870, 215 (Calobre, Veraguas, Panama). — Latard, Ibis, 1873, 

 394 (Pard, Brazil). — Ridgway, Proc. Boston Soc. Nat. Hist., 1873, 71 

 (Brazil).— Schlegel, Mus. Pays-Bas., ii, No. 36, livr. 10, 1873, 59 (crit.). — 

 Sharpb, Cat. Birds Brit. Mus., i, 1874, 264 (Choctum, Guatemala; Demerara, 

 Brit. Guiana; Rio Capim, ne. Brazil); Hand-list, i, 1899, 263. — Gurney, 

 Ibis, 1877, 423, 424 (remarks on plumages) ; List Diurn. Birds Prey, 1884, 47 

 (crit.); Cat. Birds Prey, 1894, 12. — Cubas, Cuadro Geogr., Estadfstico, 

 Descr. e Hist, de los Estados Unidos Mexicanos, 1884, 166 (common names; 

 Mexico). — Taczanowski, Orn. Perou, i, 1884, 134. — Berlepsch and Iher- 

 ing, Zeitschr. Orn., 1885, 169 (Taquara, Rio Grande do Sul, s. Brazil). — Al- 

 len, Bull. Amer. Mus. Nat. Hist., ii, 1889, 267 (Rio Belmonte, Brazil). — 

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

 1894, 224 (Veracruz).— Chapman, Bull. Amer. Mus. Nat. Hist., vi. 1894, 71 

 (Trinidad). — Koenigswald, Journ. fiir Orn., xliv, 1896, 384 (Sao Paulo, s. 

 Brazil).— Ihering, Rev. Mus. Paulista, iii, 1899, 360 (Sao Paulo, s. Brazil); 

 iv, 1900, 163 (Cantagallo and Novo Fribourgo, Sao Paulo). — Salvin and 

 GoDMAN, Biol. Centr.-Amer., Aves, iii, 1901, 93 (Mirador and Potrero, 

 Veracruz; Choctum, Savana Grande, and Duenas, Guatemala; Potrerillos 

 and San Pedro, Honduras; Volcdn de San Miguel, El Salvador; Mombacho, 

 Nicaragua; San Jos6 and Tucurrique, Costa Rica; Cordillera del Chucu, 

 Calobre, and Lion Hill, Panama; Colombia to Guiana and Brazil). — Goeldi, 

 Ibis, 1903, 497 (Rio Capim, ne. Brazil). — Hellmayr, Abh. K. B. Akad. 

 Wiss., Kl. II, xxii, No. 3, 1905, 569; Nov. Zool., xvii, 1910, 412 (Borba, Rio 

 Madeira, Brazil). — Ihering and Ihering, Av. Brazil, 1907, 95 (Rio Grande 

 do Sul; Pard.; Rio de Janeiro, Bahia; Sao Paulo). — Berlepsch, Nov, 

 Zool., XV, 1908, 291 (Cayenne). — Carriker, Ann. Carnegie Mus., vi, 1910, 

 466 (Juan Viuas and Boruca, Costa Rica; habits). — Brabourne and Chubb, 

 Birds South Amer., i, 1912, 71. — Bertoni, Fauna Paraguaya, 1913, 43 (Sapu- 

 cay, Paraguay). — Reichenow, Die Vogel, i, 1913, 386. — Chubb, Birds 

 Brit. Guiana, i, 1916, 280.— Dabbene, Physis, ii, 1916, 428 (Santa Ana and 

 Bonpland, Misiones, Argentina). — Chapman, Bull. Amer. Mus. Nat. Hist., 

 xxxvi, 1917, 248 (Puerto Valdivia, Colombia). — Bangs and Penard, Bull. 

 Mus. Comp. Zool., Ixii, 1918, 37 (Paramaribo, Surinam). — Stone, Proc. 

 Acad. Nat. Sci. Philadelphia, 1918, 250 (Canal Zone; Panama); Ixxxiv, 

 1932, 300 (Honduras; Potrerillos, and San Pedro). — Swann, Synopt. List 

 Accip., pt. 2, 1919, 71. — Todd and Carriker, Ann. Carnegie Mus., xiv, 

 1922, 157 (Bonda, Santa Marta, Colombia; crit.). — Stresemann, Journ. fiir 

 Orn., Ixxii, 1924, 429 (crit.; tax.).— Gliesch, Egatea, xv, 1930, 283 (Rio 

 Grande do Sul; Brazil).— Peters, Check-list Birds of World, i, 1931, 248; Bull. 

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