|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Cardiida - Cardiidae
It was reranked as Cardium (Ctenocardia) by Abrard (1947).
It was assigned to Cardium by Abrard (1947); to Cardiidae by Lamprell and Whitehead (1992); to Veneroida by Sepkoski (2002); and to Fraginae by Vokes (1980) and Coan and Valentich-Scott (2012).
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.