104 
Wing ad. 461, tail 395, crest (longest 
feather) 115 mm. ; crown and sides of head 
dark slate ; above blackish-brown ; wing- 
coverts more conspicuously barred with 
white ; tail with 4 bands of white, mottled 
and tinged with brownish grey ; throat and 
upper breast blackish ; below closely barred 
with black and white. 
Gen. XLIV. HARPIA Vieill. (Anal. Nouv. Orn. 1816, p. 24). 
Type by monotypy Vultur harpyia L. 
Larger, length about 38 in. ; bill robust, culmen 
much curved ; feet very powerful ; tarsus almost 
entirely bare, the scutalle rough and irregular ; 
claws very large and strong; head with broad 
depressed crest, erectile. 
178. Harpia harpyja (Linn.) S.N., 1., p. 86 From Mexico S. 
(1758). [Mexico.] to Paraguay, 
Great Harpy Eagle. Bolivia, and 
Brazil. 
Wing $ 530-565, 2600 mm. ; ad. head, neck 
and throat ashy-grey; above and chest 
brownish black ; below white; tail black 
with 4 ashy bands ; thighs barred black ; 
Immature: above, also crest and chest 
patch, ashy-grey; tail irregularly barred 
with black; head, neck and under-parts 
white. 
Gen. XLV. HARPYOPSIS Salvad. (1875). 
Type by orig. desig. H. nove-guinee Salvad. 
Size large, length about 34 in.; head crested ; 
tail long and rounded. 
179. Harpyopsis nova-guinee Salvad. Ann. S.E. New 
Mus. Civ. Genov., vii., p. 682 (1875). Guinea. 
[Andat, Arfak Penins.] 
New Guinea Hawk-Eagle. 
