Cephalopoda - Ammonitida - Coeloceratidae

PaleoDB taxon number: 15719

Parent taxon: Coeloceratidae according to M. K. Howarth 2013

Sister taxa: Andicoeloceras, Apoderoceras, Bakonyceras, Coeloceras, Coeloceratinae, Meridiceras, Miltoceras, Pimelites, Praesphaeroceras, Pseudoskirroceras, Zamaiceras

Subtaxa: Tetraspidoceras loczyi, Tetraspidoceras piobbicoensis, Tetraspidoceras quadrarmatum, Tetraspidoceras reynesi, Tetraspidoceras rhodanicum, Tetraspidoceras westfieldense

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Ecology: fast-moving nektonic carnivore