Actinopteri - Pachycormiformes
Full reference: M. Waldman. 1971. Fish from the freshwater Lower Cretaceous of Victoria, Australia with comments of the palaeo-environment. Special Papers in Palaeontology 9:1-124
Parent taxon: Pachycormiformes according to J. J. Sepkoski 2002
Sister taxa: Ankylophorus, Ascalobos, Atacamichthyss, Austropleuropholis, Baleiichthys, Bobbichthys, Clupavus, Domeykos, Eugnathides, Eurystichthys, Flugopterus, Gillicus, Hengnania, Hungkiichthys, Hypsocormus, Ichthyokentema, Leptolepides, Ligulella, Luisichthys, Luisiella, Mesoclupea, Neopachycormus, Neopholidophoropsis, Oreochima, Orthocormus, Pachycormidae, Pachytrissops, Parapleuropholis, Pholidophoristion, Prohalecites, Proleptolepis, Protoclupea, Prymnetes, Seefeldia, Varasichthys, Wadeichthys
Subtaxa: Koonwarria manifrons
Type: Koonwarria manifrons
Ecology: nektonic carnivore