Cephalopoda - Nautilida - Tainoceratidae
Full reference: V. E. Ruzhentsev and V. N. Shimanskiy. 1954. Nizhnepermskie Svernutye i Sognutye Nautiloidei Yuzhnogo Urala [Lower Permian coiled and bent nautiloids of the southern Urals]. Trudy Paleontologicheskogo Instituta 50:1-150
Parent taxon: Gzheloceratidae according to V. E. Ruzhentsev and V. N. Shimanskiy 1954
Sister taxa: Anoploceras, Anthodiscoceras, Araxonautilus, Arctonautilus, Aulametacoceras, Clavinautilus, Cooperoceras, Encoiloceras, Enoploceras, Eulomacoceras, Germanonautilus, Gzheloceras, Hefengnautilus, Hexagonites, Holconautilus, Huanghoceras, Lichuanoceras, Lirometacoceras, Meixianlingites, Metacoceras, Mojsvaroceras, Neoclavinautilus, Neotainoceras, Nodonautilus, Nodopleuroceras, Parametacoceras, Paratainoceras, Paratainonautilus, Phaedrysmocheilus, Phloioceras, Pleuronautilus, Pseudometacoceras, Pseudotemnocheilus, Seironautilus, Siamnautilus, Sibyllonautilus, Sinotitanoceras, Tainionautilus, Tainoceras, Tanchiashanites, Thuringionautilus, Tirolonautilus, Trachynautilus, Tylonautilus, Pseudofoordiceras, Hunanoceras
Subtaxa: Heurekoceras notabile
Ecology: nektobenthic carnivore