Arhopala madytus

Arhopala madytus, the bright oakblue, is a butterfly of the family Lycaenidae. The species was first described by Hans Fruhstorfer in 1914. It is found on New Guinea and adjacent islands and the north-east coast of Queensland, Australia.
The wingspan is about 40 mm. Similar to Arhopala meander but above lighter bluish-violet. Beneath particularly the forewing shows dark longitudinal stripes on the hoary whitish-grey ground.
The larvae feed on Terminalia catappa, T. melanocarpa, T. sericocarpa and Hibiscus tiliaceus. They are attended by the ant species Oecophylla smaragdina.