Alternative spelling: Nautilina
Parent taxon: Cephalopoda according to B. Kröger 2008
Sister taxa: Actinoceratoidea, Actinocerida, Actinodochmioceras, Akidocheilus, Ammonoidea, Aulacocerida, Ausseites, Avramidiscus, Bactritoidea, Belemnitida, Belopeltis, Belosaepia, Boletzkida, Botellusoceras, Burronoceras, Coleoidea, Conchorhynchus, Dartoceras, Davidiceras, Deltoceratidae, Desmoceras, Discosorida, Dissimilites, Endoceratoidea, Endocycloceratidae, Erlangericheilus, Gonatocheilus, Hadrocheilus, Heyuncunoceras, Kailiceras, Kotetishvilia, Lamellaptychus, Leptocheilus, Lituitida, Mesoteuthoidea, Nautiloidea, Neptunoceratidae, Oncocerida, Orthoceratina, Orthoceratoidea, Orthodochmioceras, Palaeoteuthis, Patruliusiceras, Plectonocerida, Protactinocerida, Pseudorthocerida, Rhyncholite, Rhynchoteuthis, Robsonoceratidae, Sabbaiceras, Scaptorrhynchus, Sichunoceras, Songkanoceras, Spirulirostridae, Stemtonoceratidae, Tarphycerida, Tetrabranchiata, Tillicheilus, Toxancyloceras, Werthenoceras, Yanhecerida, Yannanoceras, Yichangoceras, Paratrematoceras, Balticoceras, Arkonoceras, Eotripteroceras, Hesperoceras, Sinoceras
Subtaxa: Adeloceras, Aipocerataceae, Aktubonautilidae, Alethynoceras, Anepheloceras, Anglonautlis, Aphractus, Askeatonolucidum, Bastindoceras, Capriocornites, Catastroboceras, Celox, Centroceratidae, Clydonautilaceae, Cranoceras, Danzikoceras, Dasbergoceras, Dentoceratidae, Dinocycloceras, Domatoceratidae, Dzhinsetoceras, Euciphoceras, Geitonoceras, Grzegorzewskia, Hercoglossoceras, Koninckioceras, Krykyloceras, Kummeloceras, Mahoningoceras, Mosquoceratidae, Nautilitaceae, Nautiloceras, Neobistrialites, Nikenautilus, Ophionautilus, Palaskensis, Palelialia, Parachouteauoceras, Perigrammoceras, Piratoceras, Pleuronautilidae, Pseudaturoidea, Pseudocatastroboceras, Pseudophacoceras, Pseudostenopoceras, Pseudotitanoceras, Simplicioceras, Soakinautilus, Stenzeloceras, Tainocerataceae, Thaymastoceras, Thrincoceratidae, Trematodiscus, Triboloceras, Trigonocerataceae, Tumidonautilus, Uloceras, Valhallites, Vertorhizoceras, Yakutionautilus
Ecology: nektobenthic carnivore