Blyth's Hawk-Eagle Nisaetus alboniger (Gmelin)
Date 1861-66
Source Birds of Asia, Vol. III, Parts XIII,-XVIII,by John Gould, 1861-66. Painted by John Gould & Henry C. Richter.
Author John Gould (1804–1881)   
Source: https://commons.wikimedia.org/wiki/File:SpizaetusCirrhatusGould.jpg

The Blyth's hawk-eagle (Nisaetus alboniger) (earlier treated as Spizaetus) is a medium-sized bird of prey in the family Accipitridae. It can be found in the Malay Peninsula, Singapore, Sumatra and Borneo.