NOMENCLATURE OF BIRDS. 



7 



III. FALCONIDJE. 



Faleonidae, Leach. Vig. 1825. Pr. B. 1831— 38— 49— 50. Sw. 1831 



--37. G. R. Gr. 1840—41- 44. 1?/. 1849. 

 Falcouides, Sundev. 1835. 



i. POLYBORIN^E. 



Polyborinae, G.R. Gr, 1840— 41— 44. Pr. B. 1849— 50. Bl. 1849. 

 Aquilina, Vig. 1825. 

 Falconhiae, p. Pr. B. 1831. 

 Cymindinae, p, Sw. 1837. 

 Buteoninae, p. Kaup, 1847. 



1. Ibycter. 



a. Ibycter, F&ttf. 1816. 

 Gymnops, Spix, 1824. 



17. Ibycter American us. g ^ 

 Falco americanus, JJodd. P/. enl 417. F. aquilinus, 



F. nudicollis, Baud. F. formosus, Lath. Caraeara aquilina, 

 Cw^. Gymnops aquilinus, Spix. Ibycter leucogaster, Pm// 

 L amencanus G R Gr. I. aquilinus, Steph. Polyborus 

 (Daptrius) uudicolhs, ifa W />. GW. cfe* Ow. t. 6. £W iV a * 

 illwc, pi. 485. * 



S. America, (Cayenne, Brazil.) 



18. Ibycter gymnocephalus. 



Ibycter gyranocepbalus, BOrb. Lafr. 

 S. America, (Bolivia). 



b. Daptrius, Vieill. 1816. 



19. Ibycter ater. t» m 

 Daptrius ater, Vieill Gal. des Ois. t. 5. Shaw, Gen Zool xiii 

 pi. 32. Falco aterrimus, Temm. PL col. 37, 342 1^1^ 

 alernmus, Cuv. Gymnops aterrimus, Spix! Ibycter (Dap- 

 trius) aterrimus, Kaup. Ibycter ater, Sw. K P 



S. America, (Guiana, Brazil.) 



