Calyptomena is a genus containing three green birds in the broadbill family Calyptomenidae that are found in Southeast Asia.
The genus name combines Ancient Greek kaluptos meaning "covered" with mene meaning "moon".

1/ Green broadbill (Mỏ rộng xồm, Calyptomena viridis) also known as the lesser green broadbill
Formerly classified in the family Eurylaimidae, a group of closely related birds that share the name "broadbill".