Cephalopoda - Ammonoidea

Parent taxon: Turrilitaceae according to W. J. Kennedy et al. 1997

Sister taxa: Anisoceratidae, Diplomoceratidae, Hamitidae, Nostoceratidae, Turrilitidae

Subtaxa: Baculites, Boehmoceras, Eubaculites, Euhomaloceras, Fresvillia, Hyphantoceras, Lechites, Pseudobaculites, Sciponoceras, Tuberosciponoceras

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Ecology: fast-moving nektonic carnivore