| system | Vitae - living organisms |
| domain | Eukaryota Whittaker & Margulis, 1978 - lifeforms with nucletic cells |
| superregnum | Unikonta |
| system | Opisthokonta Cavalier-Smith, 1987 |
| kingdom | Animalia Linnaeus, 1758 - animals |
| subregnum | Eumetazoa Butschli, 1910 |
| divisio | Bilateria Hatschek, 1888 |
| subdivisio | Protostomia Grobben, 1908 - protostomes |
| phylum | Mollusca Cuvier, 1795 - mollusks |
| subphylum | Conchifera Gegenbaur, 1878 - shell-bearers |
| superclassis | Cyrtosoma |
| class | Cephalopoda Cuvier, 1795 - cephalopods |
| subclass | Ammonoidea Zittel, 1884 - ammonite † |
| superorder | Neoammonoidea † |
| order | Ammonitida - ammonites † |
| suborder | Ammonitina † |
| superfamily | Acanthocerataceae † |
| family | Brancoceratidae † |