20 Mr. E. Blyth on the Birds of India. 



Genus Hieraetus, Kaup. 



62. H. PENNATUS. (PI. Col. 33 ; Gould's B. E. pi. 9.) 

 Syn. Falcopennatus, Gmelin. F. lagupus, Bengal var., Latham. 



Aquila minuta, Brehm. Aq. morphnoides (?)j Gould, B. Austr. i. 

 Spizaetus milvoides, Jerdon. Butaquila sti'ophiata, Hodgson. 



Hah. E.Europe; Asia; Africa; Australia (?); India generally ; 

 Ceylon ; Indo-Chinese region. 



Remark. — The Australian race, H. morphnoides, is stated to 

 differ only in possessing a rudimentary occipital crest : this is 

 constantly present in Indian specimens. 



Subfam. Buteonin^*. 

 Genus Archibuteo, Brehm. 



63. A. HEMiPTiLOPUs, Blyth, J. A. S. xv. p. 1 (Calc. Journ. 

 N. H. viii. p. 89. pi. 5. f. 1). 



Syn. A. cryptogenys, Hodgson, loc. cit. 

 Hah. Sikhim; Tibet. 



Genus Buteo, Cuvier. 



64. B. AQUiLiNus, Hodgson : Blyth, J. A. S. xiv. p. 176. 

 Syn. B. leucocephalus, Hodgson, P. Z. S. 1845, p. 37. Falco 



asiaticus (?), Latham, Ind. Orn. p. 14. F. hemilasius (?), Teram. 

 & Schleg. B. strophiatus, Hodgson, test. Kaup et G. R. 

 Gray. Eagle Buzzard, Swinhoe, Ibis, iii. p. 326, from N. 

 China (?). 



Hab. Nepal (G. R. Gray); Tibet; China (?) ; Japan (?). 



65. B. CANESCENS, Hodgsou, J. A. S. xii. p. 308. 

 Syn. B. longipes, Jerdon. Nasal Falcon, Latham. 



Hah. India generally ; plains and lower hills. In Lower 

 Bengal, found chiefly above the tideway of the rivers. 



66. B. VULGARIS, Bechstein (Gould's B. E. pi. 14). 



Syn. Falco hufeo, L. F. glaucopis, Merrem. F. variegatus, 

 versicolor, cinereus, et ohsoletus, Gmelin. B. pojana, Savi. B. 



* Barely separable from AquUince as here constituted; in which opinion 

 I agree with the late Prof. Macgillivray. Some systematists seem disposed 

 to refer to AquUince all Falconidcc of a certain size. 



