Chondrichthyes - Holocephali - Cochliodontidae

Parent taxon: Cochliodontidae according to A. S. Woodward 1889

Sister taxa: Cochliodus, Cyrtonodus, Deltodus, Diplacodus, Erismacanthus, Helodus, Paecilodus, Pleuroplax, Poecilodus, Sandalodus, Streblodus, Tomodus, Xystrodus

Subtaxa: Psephodus depressus, Psephodus dubius, Psephodus indicus, Psephodus levissimus, Psephodus magnus, Psephodus salopiensis

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Ecology: nektonic carnivore