132 
forehead, throat, neck, all the inferior 
parts, back, and tail of a perfect white ; 
top of the back, scapulars, and all the 
wing of a full black, with a blue shade ; 
quills towards their ends of a deep black, 
all terminated by a large white space ; se- 
condary and scapular feathers tipped with 
white ; beak whitish yellow ; angle of the 
lower mandible of a bright red; naked 
margin of the eyes red; irides brilliant 
yellow, marbled with brown; legs dull 
white. 
The old birds, in the breeding season, 
have the head, space round the eyes and 
back of the neck of a perfect white ; the 
naked margin of the eyes orange ; the rest 
of the plumage as in winter. 
