102 



172. Leucopternis semi-plumbea Lawr. Ann. 

 Lye, N.Y., vii., p. 288 (1862). [Panama.-] 

 Semi-plumbeous Hawk. 



Wing cj 190, ? 208 mm. ; above uniform 

 plumbeous ; wings and tail black ; latter 

 with a narrow band of white near middle ; 

 below white with a few black shaft stripes 

 on sides of breast. 



N.W. Ecuador 

 and Colombia to 

 Costa Rica and 

 Nicaragua. 



173. Leucopternis princeps Sclat., P.Z.S. 1865, Costa Rica to 

 p. 429, pi. xxiv. [Costa Rica.\ N. Ecuador. 



Barred Hawk. 



Wing S 360, ? 385 mm. ; above, also throat 

 and foreneck, slaty-black, below white 

 narrowly barred with black ; tail black 

 with a median band of white, and a few 

 anterior incomplete bars of same. 



Gen. XLI. HARPYHALIAETUS Lafr. (1842). 

 Type by orig. desig. Harpyia coronatus Vieill. 



Size large, length ad. 33 in. ; head with a long 

 occipital crest (95 mm.) ; tail short, not three 

 times as long as tarsus. 



174. Harpyhaliaetus coronatus (Vieill.) N. Diet. Paraguay, 



d'Hist. Nat., xiv., p. 237 (1817). [ex. Bolivia, 



Azara = Paraguay. \ S. Brazil to 



Crowned Harpy. Patagonia. 



Wing ad.' 553-560 ; tail 342 mm. ; above 

 ashy-brown, shaded with chocolate ; below 

 paler and more ashy ; quills blackish ; 

 secondaries ashy-grey mottled with black 

 and with a broad sub-terminal band of 

 same ; tail black, tipped with white, with 

 broad white median band, and a second 

 indistinct one nearer base. 



