Collared finchbill 
(Chào mào khoang cổ, Spizixos semitorques), 
also called black-headed finch-bill, Chinese finch-bill, Japanese finch-bill, collared finch-billed bulbul and Swinhoe's finch-billed bulbul

The collared finchbill (Spizixos semitorques), found in China, Japan, Twaiwan and Vietnam, is a species of songbird in the bulbul family, Pycnonotidae.

Pycnonotus, Pycnonotidae: from Greek puknos "thick" or "compact" and -nōtos "-backed" (noton: back).
The word Spizixos combines the Ancient Greek spiza meaning "finch" with the genus name Ixos the Ancient Greek for "mistletoe".
semitorques Latin semi- for small, half-; torques: collar.