44. spizAETUS. i!63 



Esparvero calzado, Azara, Apunt. i. p. 106 (1802) ; Hartl. Ind. Azara, 



p. 2 (1847). 

 Falco superbus, Shaw, Gen. Zool. vii. p. 04 (1809). 

 Aquila urutaurana, Dumont, Diet. Sci. Nat. i. p. 358 (1810). 

 Morphnus ornatus, Cuv. Rkpie An. i. p. 319 (1817). 

 Plumipeda superba, Flcm. Phil Zool. ii. p. 234 (1822). 

 Spizaetus ornatus, Vieill. N. Did. xxxii. p. 00 (1819) ; id. et Oud. 



Gal. Ois. pi. 21 (1825) ; Gray, Gen. B. p. 14, pi. 7. fig. 2 (1845) ; 



Bt). Comp. Ai\ i. p. 28 (1850) ; Strickl. Orn. Si/n. p. (J/ (1855) ; 



p. 12 (1869); , 



pp. 4, 397 (1871) ; Scl. ^- Salv. Nomencl. p. 20 (1873) ; Schl. Revue 



Accipitr. p. 52 (1873). 

 Harpyia ornata, Spix, Av. Bras. p. 8 (1824). 

 Morphnus uiauduyti, Steph. Gen. Zool. xiii. p. 18 (1826). 



Adult male. Above black, with an occipital crest 3 inches long ; 

 aU the feathers brown at the base, the scapulars aud inner secondaries 

 brown, barred with blackish; quills brown, slightly tipped with 

 whity brown, and barred across with blackish, the secondaries less 

 distinctly ; lower surface of the wing ashy white, with distinct 

 blackish bars on the primaries, almost obsolete on the secondaries ; 

 tail brown, crossed with five blackish bands of equal breadth ; ear- 

 coverts, sides of neck, and hind part of latter bright tawny rufous, 

 with a distinct broad moustachial streak of black drawn from below 

 the eye ; throat pure white, unspotted ; rest of under surface white, 

 the sides of the chest bright tawny rufous, with a few central streaks 

 of black in the middle ; lower breast and abdomen thickly banded 

 with deep black, more closely on the thighs and tarsal feathers, and 

 more widely on the under taU-coverts ; under wing-coverts white, 

 largely spotted with black. Total length 24 inches, culmen 1-9, 

 wing 13-4, tail 10-8, tarsus 3-5. 



Adult female. Larger than the male. Total length 28-5 inches, 

 wing 16-2, tail 13, tarsus 3-6. The specimen in the Museum, 

 though not quite so full-plumaged as the male, has the centre tail- 

 feathers fuUy moulted, showing that, when adult, the species has 

 only four broad bands of black. 



Young. Much browner than the adult, the interscapulary region 

 and wing-coverts slightly darker ; quills much as in the adult, as 

 also the tail, excepting that the latter has six blackish cross bauds ; 

 head and neck all round bufify white, with a slight wash of fawn- 

 colour here and there ; an occipital crest as long as in adult ; rest of 

 under surface of body white, with a few oval spots of black in the 

 centre ; the sides of the body broadly banded with black, the tarsal 

 feathers more narrowly but more thickly banded ; under tail-coverts 

 entirely white ; under wing-coverts white, with large and distinct 

 spots of black. 



Hah. Central America, and South America as far as Paraguay. 



a. (S ad. St. Brazil. 



b. Juv. sk. Brazil. 



c. c? ad. St. Panama. O. Salvin, Esq. 



