Orthetrum glaucum
Orthetrum glaucum is considered a large size dragonfly species. Immature individual has yellowish marking on body but the mature individual develops blue marking. It is commonly found at disturbed open habitats.
Acisoma panorpoides
Acisoma panorpoides is a small size dragonfly species. Its unique blue marking (male) makes it conspicious. The female is rather in greenish yellow. It is normally found at open grassy ponds, marshes and open swamps.