Phyllopetalia excrescens
Phyllopetalia excrescens is a species of dragonfly in the family Austropetaliidae. It is endemic to Chile. Its natural habitats are intermittent rivers and freshwater springs. It is threatened by habitat loss.

Sources
 Von Ellenrieder, N. & Paulson, D. 2005.  Phyllopetalia excrescens.   2006 IUCN Red List of Threatened Species.   Downloaded on 10 August 2007.