Orsotriaena medus medus

Fabricius 1775 - The Nigger

Koh Samui and Koh Pha Ngan.

A common, easily identifiable species, found throughtout the Islands.

Flight Period



40 - 48mm.

Early Stages

Fully known. More detailed life history information is available from the following resources: S. Igarishi - Life Histories of Asian Butterflies, Volume.1 , Page 343.

Larval Foodplant

Oryza sativa (Gramineae)


From Nepal through Peninsular Thailand, West Malaysia, Sumatra, Borneo, Java and the entire Oriental reigion to New Guinea. Other subspecies from Sri Lanka, India and Australia.