Bivalvia - Megalodontida - Megalodontidae

Parent taxon: Megalodontidae according to W. Kiessling 2003

Sister taxa: Conchodon, Gemmellarodus, Megalodon, Neomegalodon, Pachyrisma, Protomegalodon, Quemocuomegalodon, Rhaetomegalodon, Triadomegalodon

Subtaxa: Pterocardia eparcyensis, Pterocardia pesbovis, Pterocardia subminuta

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Ecology: stationary semi-infaunal suspension feeder