

Ear-coverts greyish. Back, rump, abdomen, thighs, upper and lower tail-coverts white. The tail 

 has two central feathers greenish black for their entire length ; rest greenish black for two thirds 

 their length from base, remaining portion white. 



Bill from eye to tip 5f inches ; length of casque along curve 8, height 2f ; height of bill and 

 casque 4f ; wing 15 ; tail 13. 



Female.— Precisely like the male in plumage, with a less- developed crest. The bill is black, 

 yellow at base ; and the casque is more like a swelling of the culmen, rising gradually and 

 extending over the centre of the head, and returning to the maxilla by a steep angle. Casque 

 black like the bill, striated on the sides. Length of bill 5 inches, height to top of casque 3, 

 wing 144, tail 11-J. 





