Parent taxon: Teleostei according to G. Carnevale and A. Bannikov 2015
Sister taxa: Acanthopteri, Acregoliath, Amphiuma nordica, Araripchthyiformes, Asiatolepis, Bathyclupeiformes, Catosteomi, Chongichthyidae, Chromides, Clupeocephala, Crossognathiformes, Discocephali, Dorsetichthyiformes, Elopocephalai, Elopomorpha, Euteleosteii, Gasterosteiformes, Gobioidea, Ichthyodectiformes, Jinanichthys, Jugulares, Leptolepidiformes, Leucichthyops, Longdeichthys, Luisiella, Lyopomi, Malacopteri, Opisthomi, Osteoglossocephalai, Osteoglossomorpha, Osteossomorpha, Paralycoptera, Pediculati, Pharyngognathi, Pholidophoriformes, Polymyxiomorpha, Scorpaeniformes, Sorbinicharacidae, Stephanoberyciformes, Symbranchia, Teleocephala, Teleosteorum, Todiltia, Tonghuaichthys, Tselfatiiformes, Xenopterygii, Ypsiloichthys
Subtaxa: Acronuroides
Ecology:
Distribution:
• Oligocene of the Russian Federation (1 collection)
• Eocene of Italy (1), Spain (1)
Total: 3 collections each including a single occurrence