Perina is a genus of tussock moths in the family Erebidae. It was described by Francis Walker in 1855 and is found in China, Sri Lanka and throughout India.
In the male, the palpi are extremely minute. Antennae with long branches. Mid and hind tibia with minute terminal spur pairs. Forewings with extremely oblique outer margin. Vein 3 from before angle of cell. Vein 4 and 5 on a short stalk. Vein 6 from upper angle. Veins 9 to 10 are stalked, where veins 7 and 10 being off towards apex. Hindwings with veins 3 from before angle of cell. Veins 4 and 5 stalked and vein 6 absent.
In the female, the antennae have shorter branches. Forewings with the outer margin not so oblique. Hindwings with veins 4 and 5 from angle of cell. Vein 6 present and stalked with vein 7.[1]
The following species are included in the genus.[2]
. George Hampson . The Fauna of British India, Including Ceylon and Burma: Moths Volume I . Taylor and Francis . 1892 . Biodiversity Heritage Library.