Cephalopoda - Tarphycerida

Parent taxon: Tarphycerida according to B. Kröger and E. Landing 2008

Sister taxa: Bateroboceras, Bentoceras, Bodieceras, Craftonoceras, Discoceratidae, Estonioceratidae, Inclytoceras, Kinaschukoceras, Kosovoceras, Magdoceras, Ophidoceratidae, Pakrioceras, Paradiscoceras, Plectolites, Pseudancistroceras, Trocholitidae, Vasalemmoceras, Weberoceras

Subtaxa: Campbelloceras, Centrotarphyceras, Cycloplectoceras, Eurystomites, Moreauoceras, Pilotoceras, Pionoceras, Seelyoceras, Tarphyceras

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Type: Tarphyceras

Ecology: fast-moving nektobenthic carnivore