Pseudagrion pruinosum

Scientific name: Pseudagrion pruinosum (Burmeister, 1839)

Family: Coenagrionidae

Thai name: แมลงปอเข็มบ่อขนเทา, แมลงปอเข็มแปลงฟ้าดำ

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male

In a pond or slow-running stream, Pseudagrion pruinosum is specular because of size and coloration among other damselflies. It's the largest member in this genus.

young male

old male

Young male is orange with dark stripes. As it ages, the male has red face with black body. Lower part of synthorax and three last abdomenal segments are pruinosed. Synthorax and apical abdomen will be fully pruinosed when it gets old. Female: synthorax is yellowish green with pale orange stripes. Abdomen is black with two pale orange lateral-ventral spots in S9-10.

female

This damselfly is widespreand and found all year round especially in the South.