Cephalopoda - Nautilida - Tainoceratidae
Full reference: J. K. Zhao. 1954. Permian cephalopods from Tanchiashan, Hunan. Acta Palaeontologica Sinica 2:1-58
Parent taxon: Gzheloceratidae according to G. H. Xu 1977
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, Heurekoceras
Subtaxa: Hunanoceras globosum
Type: Hunanoceras globosum
Ecology: nektobenthic carnivore