- Common Name : Common Gem
- Scientific Name : Poritia hewitsoni (Moore)
- Family : LYCAENIDAE
- Wingspan : 31-38mm
- Colour : Upperside dark blue, underside brown with pale lines.
- Habit : Found in the jungle countries at lower elevations, males fly rapidly around and settle on leaves. They are not seen easily. The photographs displayed here were taken at Gorumara National Park.
- Larval Host Plants : not recorded.
- Location : North Bengal