|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Cardiida - Cardiidae
It was reranked as Laevicardium (Plagiocardium) by Gilbert (1936).
It was assigned to Laevicardium by Gilbert (1936); to Cardiinae by Vokes (1980) and Freneix et al. (1988); to Cardiidae by Lamprell and Whitehead (1992) and Schneider (2002); and to Veneroida by Sepkoski (2002).
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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.