Synonym: Gzheloceratidae Ruzhentsev and Shimanskiy 1954
Parent taxon: Tainocerataceae according to C. Teichert et al. 1964
Sister taxa: Koninckioceratidae, Rhiphaeoceratidae, Rutoceratidae, Tetragonoceratidae
Subtaxa: Anoploceras, Anthodiscoceras, Araxonautilus, Arctonautilus, Aulametacoceras, Clavinautilus, Cooperoceras, Encoiloceras, Enoploceras, Eulomacoceras, Germanonautilus, Gzheloceras, Hefengnautilus, Heurekoceras, Hexagonites, Holconautilus, Huanghoceras, Hunanoceras, Lichuanoceras, Lirometacoceras, Meixianlingites, Metacoceras, Mojsvaroceras, Neoclavinautilus, Neotainoceras, Nodonautilus, Nodopleuroceras, Parametacoceras, Paratainoceras, Paratainonautilus, Phaedrysmocheilus, Phloioceras, Pleuronautilus, Pseudofoordiceras, Pseudometacoceras, Pseudotemnocheilus, Seironautilus, Siamnautilus, Sibyllonautilus, Sinotitanoceras, Tainionautilus, Tainoceras, Tanchiashanites, Thuringionautilus, Tirolonautilus, Trachynautilus, Tylonautilus
Ecology: nektobenthic carnivore