†family Argiolestidae Fraser 1957 (damselfly)
Insecta - Odonata - Argiolestidae
Parent taxon: Euzygoptera according to J. F. Petrulevičius 2020
Sister taxa: Coenagriomorpha, Coenagrionomorpha, Cretarchistigma, Lestomorpha
Subtaxa: Argiolestinae
Ecology: fast-moving volant carnivore-insectivore
Distribution:
• Oligocene of Kazakhstan (1 collection)
• Eocene of the Russian Federation (1), United States (4: Colorado)
• Paleocene of Argentina (1)
Total: 7 collections including 9 occurrences