|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Cardiida - Veneridae
It was reranked as Pitaria (Hyphantosoma) by Palmer (1927); it was reranked as Pitar (Hyphantosoma) by Woodring (1982) and Todd (2001).
It was assigned to Pitaria by Palmer (1927); to Pitar by Woodring (1982) and Todd (2001); and to Veneroida by Sepkoski (2002).
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.