ammonites
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†family Anisoceratidae Hyatt 1900 (ammonite)

Cephalopoda - Ammonoidea

PaleoDB taxon number: 96545

Parent taxon: Turrilitaceae according to W. J. Kennedy et al. 1998

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

Subtaxa: Allocrioceras, Anisoceras, Idiohamites, Protanisoceras

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Ecology: fast-moving nektonic carnivore