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Bill from eye to tip 7 inches, length of casque along culmen 6, height 3, from lower edge of 

 mandible to top of casque 5, wing 16^, tail 14^, tarsus 2^. 



Female. — Bill and casque yellow. The latter is a modified form of the male's, sloping 

 forward gradually to the culmen. Head, neck, and crest ferruginous ; rest of plumage like that 

 of the male. The scarlet on the lower part of the throat is apparently wanting. 



Bill 6 inches, height 2f , wing 14^, tail 11^. 



The specimens described and figured are in the British-Museum collection. 







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