Potanthus serina

Potanthus serina, the large dart, is a species of butterfly of the family Hesperiidae. It is found on the Andamans, as well as in southern Burma, Singapore and the Philippines. The habitat consists of grassy areas and mangrove areas.

The wingspan is about 35 mm, making it the largest species in the genus Potanthus.

Taxonomy
It was formerly treated as a subspecies of Potanthus hetaerus.