Monday, March 9, 2015

21. Brachydiplax farinosa (Krüger, 1902)

Brachydiplax farinosa (Krüger, 1902)


Number: 21
Family: Libellulidae
Genus: Brachydiplax  
Species: Brachydiplax farinosa (Krüger, 1902)
Common name: N/A
Habitat: Lakes and ponds
Distribution: Dhaka, Sylhet, Chittagong 
Abundance: Common 
Flight season: April - November

In Bangladesh, three species of Brachydiplax genus is available. B. chalybea and B. sobrina has been describe in the earlier post. This is the third and last species of the genus.  


                                   Male

The male is very similar to B. sobrina and extremely difficult to distinguish. The head is brownish black, thorax is bluish black. Abdominal segment 1 is blackish, segments 2-7 are white, 8-10 are black, anal appendages are black.



In the field and by photograph the species can be distinguished by the 8-9 antenodal veins which is 7 in case of B. sobrina.  



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