Protacanthopterygii

== Translingual == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Proper noun === Protacanthopterygii A taxonomic superorder within the infraclass Teleostei – many ray-finned fish. ==== Hyponyms ==== (superorder): Salmoniformes, Esociformes, Osmeriformes - orders