Chondrichthyes - Eugeneodontiformes - Agassizodontidae

PaleoDB taxon number: 34459

Synonym: Lissoprion Hay 1907 (taxon 216969)

Full reference: A. Karpinsky. 1899. Ueber die Reste von Edestiden und die neue Gattung Helicoprion. Verhandlungen der Kaiserlichen Russischen Mineralogischen Gesellschaft zu St. Petersburg, Zweite Series 36:1-111

Parent taxon: Agassizodontidae according to M. Ginter et al. 2010

Sister taxa: Agassizodus, Arpagodus, Campyloprion, Parahelicoprion, Sarcoprion, Toxoprion, Hunanohelicoprion, Sinohelicoprion

Subtaxa: Helicoprion bessonowi, Helicoprion davisii, Helicoprion ergassaminon

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Ecology: nektonic carnivore