Description
A monograph of the Bucerotidæ, or family of the hornbills.
Date 1882
Source http://www.biodiversitylibrary.org/pageimage/38534671
Author Elliot, Daniel Giraud
Source: https://commons.wikimedia.org/wiki/File:A_monograph_of_the_Bucerotid%C3%A6,_or_family_of_the_hornbills_(Plate_XL)_BHL38534671.jpg

The white-crested hornbill (Tropicranus albocristatus), also known as the long-tailed hornbill, is a species of hornbill (family Bucerotidae) found in humid forests of Central and West Africa. It is monotypic within the genus Tropicranus, but is sometimes included in the genus Tockus instead. Order: Bucerotiformes, Family: Bucerotidae, Subfamily: Bucerotinae, Genus: Tropicranus, Species: Tropicranus albocristatus (Cassin, 1848).
Synonyms:
Tockus albocristatus
Berenicornis albocristatus