Parent taxon: Actinopterygii according to L. Sallan 2012
See also Long 2011, Nelson et al. 2016 and Sepkoski 2002
Sister taxa: Actinopteri, Aeduelliformes, Aesopichthyidae, Aetheospondyli, Aetheretmon, Aethocephalichthys, Akanolepis, Ameghinichthys, Anapterus, Aneurolepis, Asarotiformes, Atkinsonella, Australichthys, Avamia, Avonichthys, Baoqingichthys, Beagiascus, Bishofia, Bluefieldius, Bobastraniiformes, Burguklia, Cenechoia paramillensis, Cenechoia sulcata, Charleuxiidae, Chichiidae, Chirothrix, Cladistia, Cuneognathus, Diplospondichthys, Discordichthyidae, Echidnocephalus, Engraulis, Eurekichthyoidei, Eurynotiformes, Eurynotus uspallatensis, Eurypoma, Exocoetoides, Fubarichthyiformes, Guaymayenia, Guildayichthyiformes, Guntherichthys, Gyrolepidoides cuyanus, Gyrolepidotidae, Histiothrissa, Holuropsis, Isospondyli, Kalops, Kansasiella, Kenderlichthyidae, Kutaichthys, Lepidotus pectoralis, Lepidotus trotti, Lineagruan, Mallotus, Meemannia, Meisenheimichthys, Ministrella, Moythomasiidae, Neochallaia leonensis, Neuburgichthys, Nozamichthys, Ophiopsis lariensis, Opistopteryx, Oxypteriscus, Pachylebias, Palaeobergia, Palaeonisci, Palaeonisciformes, Palaeoniscimorpha, Palaeoniscoidae, Palaeoniscoidea, Paleonisciformes, Paramblypteriformes, Phanerosteonoidei, Phoebeannaia, Pholidophorus dentatus, Pholidophorus lepturus, Pholidophorus rueppelli, Pholidophorus vallejensis, Piratata, Polypteri, Protaulopsis, Protospondyli, Pseudoberyx, Rhynchorhinus, Roslerichthys, Salmo, Schizospondylus, Semionotus brevis, Semionotus dubius, Semionotus inornatus, Semionotus mendozaensis, Semionotus unicristatus, Semionotus vallejensis, Spinofacia, Stegotrachelus, Tanyrhinichthys, Terenolepis, Tetragonopterus, Thryptodus, Trachichthyiformes, Uranichthys, Yaomoshania
Subtaxa: Tarrasius
Ecology:
Distribution:
• Carboniferous of the United Kingdom (2 collections)
Total: 2 collections each including a single occurrence