34 



NOMENCLATURE OF BIRDS. 



2. Harpagus. 



Harpagus, Vigors, 1824. 

 Bidens, Spix, 1824. 

 Diodon, Less. 1831. 

 Diplodon, Nitzsch, 1840. 



149. Harpagus diodon. B. M. 

 Falco diodon, Temra. PL col 198. Bidens femoralis et B." 

 cinerascens, Spix, Av. Bras, t 8. Diodon brasiliensis, p. 

 Less. Harpagus diodon, Vigors. 



S. America, (Brazil). 



150. Harpagus bidentatus. B. M. 

 Falco bidentatus, Lath. PL col. 38, 228. Bidens rufiventer et 

 B. albiventer, Spix, Av. Bras. t. 6, 7. Diodon brasiliensis, p. 

 Less. Harpagus bidentatus, Vigors. 



S. America, (Guiana, Brazil). 



3, Ierax. 



Ierax, Vigors, 1824. 

 Hierax, Cm. 1829. 



151. Ierax cerulescens. B, 3VI. 

 Falco eaerulescens, L. Edw.B. pi. 108. F. fringillarius, Drap. 

 Jerax caerulescens, Vigors. J. malayensis, SlricM. Hierax 

 fringillarius, BL 



Java, Borneo. 



152. Ierax bengalensis. B. M. 

 Jerax eutolmus, Hodgs. Falco bengalensis, Bl. Jerax ery- 

 throgenys, Vig. J. bengalensis, Pr. B. Hierax eutolmus, 

 Bl. H. melanoleucos, BL 



India (Nepal, Tanesserim). 



153. Ierax sericeus. B. M. 

 Falco sericeus, KittL Mem. de V Acad. Imp. St Petersb. (1835) 

 t. 1. Kittl. Kupf. der Vog. t. 3, f. 3. F. Gironnierii, Eyd. 

 et Souley, Vog. de la Bonite, Ois. t. 1. Ierax sericeus, G. 

 R. Gr m 



China and Philippine Islands. 



4* 



