Family Nautilidae de Blainville 1825 (nautiloid)
PaleoDB taxon number: 93682
Synonym: Eutrephoceratidae Hyatt 1894 (taxon 122368)
Parent taxon: Nautilaceae according to C. Llompart 1986
Sister taxa: Aturiidae, Cenoceratidae, Cymatoceratidae, Hercoglossidae, Paracenoceratidae, Pseudonautilidae
Subtaxa: Allonautilus, Anglonautilus, Angulithes, Belmonticeras, Carinonautilus, Cymatoceras, Deltocymatoceras, Epicymatoceras, Euciphoceras, Eucymatoceras, Eutrephoceras, Kummelonautilus, Ligeiceras, Nautilinae, Nautilopsis, Nautilus, Nautilus fricator, Paracymatoceras, Pseudocenoceras, Stenzeloceras, Strionautilus
Type: Allonautilus
Ecology: nektonic carnivore