Parent taxon: Ceratitida according to E. T. Tozer 1994
See also Tozer 1981
Sister taxa: Anfaceras, Arcestina, Arcestoidea, Arctohungaritidae, Bajarunia, Caribouceras, Carteria, Ceratites whitneyi, Ceratitiaceae, Ceratitina, Ceratitoidea, Choristoceratoidea, Clydonitaceae, Coeloceltites, Courtilloticeras, Cycloceratidae, Danubitoidea, Dinaritoidea, Eschericeratites, Glabrites, Glabrites involucrus, Haidingerites, Jeanbesseiceras, Larenites, Lobitaceae, Lobitina, Meekocerataceae, Meekoceratina, Megaphyllitina, Megaphyllitoidea, Metassuria, Noritoidea, Obrutchevites, Otoceratina, Otocerina, Owenitidae, Paraacrochordiceras, Paraceltitina, Paraganides, Paratibites, Pinacoceratoidea, Pinacocerina, Poporites, Proavites, Procurvoceratites, Proptychitina, Protoceras, Ptychitaceae, Ptychitina, Sagecerataceae, Stolleites, Subacerites, Tapponnierites, Trachyceratoidea, Tropitaceae
Subtaxa: Nathorstitidae Proteusitidae Thanamitidae Tsvetkovitidae
Ecology: nektonic carnivore
Distribution:
• Triassic of Bosnia and Herzegovina (2 collections), Canada (76: British Columbia, Nunavut), Greenland (1), Japan (1), New Zealand (1), the Russian Federation (53), Spain (2), Svalbard and Jan Mayen (34), Timor-Leste (1), United States (43: Alaska, Nevada)
Total: 214 collections including 285 occurrences