†suborder Semionotoidei (ray-finned fish)
Osteichthyes - Semionotiformes
Parent taxon: Semionotiformes according to J. T. Thurmond and D. E. Jones 1981
Sister taxa: Alleiolepis, Allelepidotus, Aphelolepis, Austrolepidotus, Callipurbeckiidae, Callopteus, Corunegenys, Enigmatichthys, Heterostrophus, Lophionotus, Orthurus, Pericentrophorus, Plesiolepidotus, Prionopleurus, Semionotidae, Serrolepis, Sinosemionotus, Sphathiurus, Tungusichthyidae, Uarbryichthyidae
Subtaxa: Hadrodontidae
Ecology: nektonic durophage-carnivore
Distribution: there are no occurrences of Semionotoidei in the database