|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Cardiida - Veneridae
It was reranked as Sinodia (Cordiopsis) by Tremlett (1953); it was reranked as Pelecyora (Cardiopsis) by Prasad et al. (1988); it was reranked as Pitar (Cordiopsis) by Mandic and Steininger (2003).
It was assigned to Sinodia by Tremlett (1953); to Pelecyora by Prasad et al. (1988); to Veneroida by Sepkoski (2002); and to Pitar by Mandic and Steininger (2003).
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.