Full reference: J. F. Petrulevicius and A. Nel. 2003. A new libelluloid dragonfly (Insecta: Odonata: Italoansida) from the late Paleocene of Argentina. Geobios 36:401-406
Sister taxa: none
Type specimen: MLP 29424, a hindwing (fragment). Its type locality is El Fuerte, which is in a Paleocene lacustrine - small shale in the Maíz Gordo Formation of Argentina.
Ecology: fast-moving volant carnivore-insectivore
Average measurements (in mm): hindwing 21.7 x 8.0