Baoris penicillata
Baoris penicillata, the Paintbrush swift, is a species of butterfly belonging to the family Hesperiidae. It is found in India, Sri Lanka, Thailand, Malaysia, Myanmar, Vietnam, Laos, and recently from China.
Wingspan is about 32-38mm.In penicillata the under surface is more or less strewn with greyish- white, Three subspecies recognized.