Alternative spelling: Tetradontiformes
Parent taxon: Percomorpharia according to R. Betancur-R et al. 2013
Sister taxa: Acanthuriformes, Acropomatidae, Caesionidae, Caproidae, Centrarchiformes, Centrogenyidae, Chaetodontidae, Cirrhitiformes, Emmelichthyidae, Enoplosidae, Ephippiformes, Epigonidae, Gerreidae, Haemulidae, Howellidae, Kuhliidae, Kyphosidae, Labriformes, Lateolabracidae, Leiognathidae, Lobotidae, Lophiiformes, Lutjanidae, Malacanthidae, Monodactylidae, Moronidae, Oplegnathidae, Pempheriformes, Percichthyidae, Perciformes, Polyprionidae, Pomacanthidae, Priacanthidae, Scatophagidae, Sciaenidae, Siganidae, Sillaginidae, Sinipercidae, Spariformes, Terapontidae, Uranoscopiformes
Subtaxa: Acanthopleurus, Alutera, Amanses, Aracana, Atlanticopristis, Balistes, Balistoidei, Balistomorphus, Cretatriacanthus, Cryptobalistes, Eodiodon, Eolactoria, Eoplectus, Eospinus, Eotetraodon, Indotrigonodon, Kyrtogymnodon, Marosichthys, Moloidei, Oligobalistes, Oligodiodon, Oligolactoria, Ostracioidei, Pisdurodon, Plectocretacicus, Proaracana, Prodiodon, Progymnodon, Protacanthodes, Protobalistum, Tetraodon, Tetraodontoidei, Triacanthodoidei, Triacanthoidei, Triacanthus, Trigonodon, Trigonodontoidae, Triodon, Zignoichthys
Ecology: nektonic carnivore