Phaenicophaeus is a genus of 6 species of cuckoos in the family Cuculidae. The birds are mostly known as Malkoha. 
The English name is derived from the Sinhala word for the red-faced malkoha; mal-koha meaning flower-cuckoo. 
The genus name is derived from the Ancient Greek: phoiniko- crimson, and phaes meaning "eyes" or "face", referring to the red-faced malkoha. 

1/ Black-bellied malkoha (Phướn nhỏ, Phaenicophaeus diardi)
diardi New Latin, formed as the genitive singular of a Latinization of Diard, after Pierre-Médard Diard (1794–1863), French naturalist and explorer.

2/ Green-billed malkoha (Phướn lớn, Phaenicophaeus tristis)
tristis sad, unhappy, melancholy