Family Petaluridae Needham 1903 (grayback dragonfly)
Insecta - Odonata - Petaluridae
Parent taxon: Petalurida according to J. F. Petrulevičius and A. Nel 2003
See also Carpenter 1992, Jarzembowski 1994 and Zhang 1989
Sister taxa: Petalurodea, Protolindeniidae
Subtaxa: Argentinopetala Petalura
Ecology: fast-moving volant carnivore-insectivore
Distribution: found only at Bajo Grande, NF I Araucarites (Cretaceous of Argentina)