Potamarcha is a genus of dragonfly in the family Libellulidae. Species of Potamarcha are medium-sized dragonflies found in southern Asia and Australia. Potamarcha was first described by Ferdinand Karsch in 1890.
Etymology The genus name Potamarcha is derived from the Greek ποταμός (potamos, "river") and ἀρχός (arkhos, "chief" or "leader").
Species The genus Potamarcha includes two species:. Male Female Scientific name Common name Distribution Potamarcha congener yellow-tailed ashy skimmer, common chaser, or swampwatcherSouth Asia, South-East Asia, and Oceania Potamarcha puella China
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