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In terms of size, it is more bigger than its congener viz. Copera marginipes and Copera vittata.
Ivory white abdomen with black bands, white legs & white bands on thorax. Widely distributed in the lowland - forested swamps, still water-bodies.
...be praised, my LORD, through all your creatures...(St Francis of Assisi - Patron Saint of Environment & Nature)
http://en.wikipedia.org/wiki/Canticle_of_the_Sun