Anax immaculifrons

Scientific name: Anax immaculifrons Rambur, 1842

Family: Aeschnidae

Thai name: แมลงปอยักษ์เขียวท้องส้ม

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Last year, I went to Phu Kradueng national park in mid January. In the shallow and small stream, I found many unknown Anax larva. 12 larvae were collected and five died along the way to my home. One month later, all larvae emerged as adults, 4 males and 3 females. It's Anax immaculifrons!

male

Large-sized dragonfly. Male is green body with dark stripes. Base of wings are ochre. Abdomen is orange. Female is similar to the male but stouter and duller.

female

You can see this species in three province in North and Northeast in March-October.