FALCONID^E. 11 



The WHITE-HEADED OSPREY. PANDION leucocephalus, 

 Gould. Proc. Zool. Soc. 1837. Syn. of Austr. B. t. 



a. Port Essington. Presented by Capt. W. Chambers, 

 R.N. 



The SHORT-TAILED FALCON. HELOTARSUS ecaudatus. 

 Falco ecaudatus, Daud. Tr. d'Orn. n. 54. Levaill. Ois. 

 dAfr. t. 7. 8. H. typus, A. Smith. 



a. Adult male. Cape of Good Hope. From Mr. War- 

 wick's Collection. 



b. Young male. Snewberg, South Africa. From Mr. 

 Warwick's Collection. 



c. Female. Snewberg. From Mr. Warwick's Collec- 

 tion. 



The CINEREOUS EAGLE. HALLEETUS albicilla, Pall. 

 Vultur albicilla, Linn. S. N. i. 123. PL enl. 112. 415. 

 Falco albicilla, F. albicaudus, F. ossifragus, F. albi- 

 cauda, et F. melanaetos, Gmel. Hal. nisus, Savig. 



a. Male adult. Shropshire. From Mr. Bullock's Mu- 

 seum. 



b. Young female. Shropshire. 



c. Young. Kent. Col. Montagu's Collection. 



d. Very young. Hoy, Orkneys. From Mr. Bullock's 

 Museum. 



The BALD EAGLE. HALUEETUS leucocephalus, Savig. 

 Falco leucocephalus, Linn. S. N. i. 124. PL enl. 411. 

 F. pygargus, Daud. Wils. Am. Orn. pi. 36. F. ossi* 

 fragus, Wils. Amer. Orn. t. 55. f. 2. young. Aquila 

 albicilla, Pall. 



a. Male. North America. Presented by the Earl of 

 Derby. 



b. Male. North America. Presented by the Hudson's 

 Bay Company. 



c. Female. North America. Presented by the Hudson's 

 Bay Company. 



MACE'S EAGLE. HALLEETUS Macei, Cuv. Falco Macei, 

 Temm. pi. col. 8. 223. H. fulviventer, Vieill. H. 



