Edonis helena Needham 1905

Edonis helena is a species of dragonfly in the family Libellulidae, and is the only species in the genus Edonis. It is a small dragonfly, 29.3–32 millimetres (1.15–1.26 in) long, with a broad orange spot on the base of the hind-wing. It occurs from southern Brazil to northeastern Argentina.

References

• Martin Schorr; Martin Lindeboom; Dennis Paulson. "World Odonata List". University of Puget Sound. Retrieved 17 December 2010.
• Garrison, von Ellenrieder and Louton (2006). Dragonfly Genera of the New World. Johns Hopkins University Press. ISBN 0-8018-8446-2.