BIRDS OF NORTH AND MIDDLE AMERICA 107 



Cymindus unicinahis Sclater and Salvin, Proc. Zool. Soc. London, 1864, 369 

 (Panama). 



Pernis (Regcrhinus) uncinatus Kaup, Mus. Senckenb., iii, Heft 3, 1845, 262 (South 

 America). 



Pernis uncinatus Kaup, Isis, 1847, 344 (monogr.), 370; in Jardine's Contr. Orn., 

 1850, 77. 



Regerhinus uncinatus Cabanis, in Schomburgk's Reis. Brit. Guiana, iii, 1848, 

 736. — Bonaparte, Rev. Mag. Zool., vi, 1854, 534. — Ridgway, Proc. Boston 

 Soc. Nat. Hist., xvi, 1873, 53 (Bogotd, Colombia; Brazil); U. S. Geol. and 

 Geogr. Surv. Terr., ser. 2, Bull. 2, 1876, 156 (monogr.). — Lawrence, Bull. 

 U. S. Nat. Mus., iv, 1876, 43 (Chihuitan and Santa Efigenia, Tehuantepec, 

 Mexico). — GuRNEY, Ibis, 1880, 313, in text (color of iris, etc.; synonyms; 

 changes of plumage), 318 (measurements, etc.); List Diurnal Birds Prey, 

 1884, 88; Cat. Birds Prey, 1894, 26.— Nutting, Proc. U. S. Nat. Mus., v, 

 1882, 403 (La Palma de Nicoya, Costa Rica). — Zeled6n, Anal. Mus. Nac. 

 Costa Rica, i, 1887, 126 (Costa Rica). — Salvin and Godman, Biol. Centr.- 

 Amer., Aves, iii, 1901, 102, part (Guatemala; San Jos6, Naranjo, La Palma de 

 Nicoya, and Barranca, Costa Rica; Lion Hill, Panama; s. to Bolivia). — 

 Berlepsch and Stolzmann, Proc. Zool. Soc. London, 1902, 43 (Peru). — 

 Bangs, Proc. New England Zool. Club, iii, 1902,21 (Boquete, Chiriqui). — 

 Berlepsch, Nov. Zool., xv, 1908, 293 (Cayenne). — Peters, Auk, xxx, 1913, 

 371 (Camp Mengel, Quintand Roo). — Reichenow, Die Vogel, 1913, 401. — 

 ScHuz, Journ. fiir Orn., Ixxv, 1927, 99 (powder downs). 



Regerinus uncinatus Thayer and Bangs, Bull. Mus. Comp. Zool., xlvi, 1905, 145 

 (Sagoa Island, Bay of Panama; fresh colors of unfeathered parts; crit.). 



Regerhinus uncinatus uncinatus Swann, Synopt. List Accip., pt. 3, 1920, 100; 

 Auk, xxxviii, 1921, 363 (3,000 m., Escorial, Venezuela). 



Rostrhamus uncinatus Strickland, Orn. Syn., i, 1855, 136. 



Leptodon uncinatus Sharpe, Cat. Birds Brit. Mus., i, 1874, 330 (Pard and Bahia, 

 Brazil; Demerara, Brit. Guiana; Trinidad; Venezuela; Bolivia; Central 

 America). — Boucard, Proc. Zool. Soc. London, 1878, 45 (Naranjo, Costa 

 Rica; habits; notes). — Salvin, Ibis, 1886, 77 (Camacusa, Brit. Guiana). — 

 Allen, Bull. Amer. Mus. Nat. Hist., v, 1893, 48 (Chapada, Mattogrosso. 

 Brazil).— Hartert, Nov. Zool., v, 1898, 501 (3,500 feet, Paramba, n. w, 

 Ecuador). — Ihering, Rev. Mus. Paulista, iii, 1899, 362 (Iguape, Sao Paulo, 

 s. Brazil); vi, 1904, 450 (Rio Jurua, Amazonia). — Sharpe, Hand-list, i, 

 1899, 269. — Berlepsch and Stolzmann, Ornis, xiii, 1906, 99 (Santa Ana, 

 Peru; crit.). — Ihering and Ihering, Av. Brazil, 1907, 97 (Sao Paulo; Rio 

 de Janeiro; Goyaz; Mattogrosso; Bahia; Pard; Amazonia). — Carriker, 

 Ann. Carnegie Mus., vi, 1910, 468 (Juan Vinas, Costa Rica; crit.). — Hell- 

 MAYR, Nov. Zool., xvii, 1910, 413 (Calama, Brazil; crit.). — Brabourne and 

 Chubb, Birds South Amer., i, 1912, 71 (Guiana; Venezuela; Brazil; Bolivia). — 

 Cherrie, Bull. Brooklyn Inst. Sci., ii, 1916, 345 (Caicara and Les Barrancas, 

 Venezuela). — Chapman, Bull. Amer. Mus. Nat. Hist., xxxvi, 1917, 249 (Rio 

 Frfo, Colombia).— Stone, Proc. Acad. Nat. Sci. Philadelphia, 1918, 250 

 (Canal Zone, Panama; listed). 



Leptodon unicinctus (lapsus?) Allen, Bull. Am^er. Mus. Nat. Hist., ii, 1889, 

 268.— Chapman, Bull. Amer. Mus. Nat. Hist., vi, 1894, 71 (Trinidad). 



Chondrohierax uncinahis Richmond, Proc. U. S. Nat. Mus., xxiv, 1901, 169, in 

 text. — Chubb, Birds Brit. Guiana, i, 1916, 267 (habits). — Bangs and Pen- 

 ARD, Bull. Mus. Comp. Zool., Ixii, 1918, 39 (Paramaribo, Surinam; crit.). — 

 Chapman, U. S. Nat. Mus. Bull. 117, 1921, 60 (Idma, se. Peru); Bull. Amer. 



