The black-capped bulbul
 or black-headed yellow bulbul 

The black-capped bulbul (Chào mào vàng chóp đen, Rubigula melanictera) is a member of the bulbul family of passerine birds.
The bird is endemic to Sri Lanka.

The black-capped bulbul was formerly placed in the genus Pycnonotus. 

Compare with the Black Headed Bulbul
Black-capped bulbul has upper half of the head black and lower half yellow, while the black-headed bulbul (Brachypodius melanocephalos) has the whole head black. Both are crestless.

The name Rubigula combines the Medieval Latin rubinus meaning "ruby" with Latin gula meaning "throat".
The specific epithet melanictera combines the Ancient Greek melas meaning "black" with ikteros meaning "jaundice-yellow".