|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Arcida - Glycymerididae
It was reranked as Glycymeris (Glycymerita) by Fleming (1966), Covacevich and Frassinetti (1986) and del Rio (1992).
It was assigned to Glycymeris by Fleming (1966), Covacevich and Frassinetti (1986) and del Rio (1992); to Glycymeridinae by Vokes (1980) and Stilwell (1998); and to Arcoida 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.