|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Bivalvia - Pectinida - Pectinidae
It was reranked as Pecten (Lyropecten) by Dall (1898) and Grant and Gale (1931); it was reranked as Chlamys (Lyropecten) by Gardner (1943) and Dockery (1982).
It was assigned to Pecten by Dall (1898) and Grant and Gale (1931); to Chlamys by Gardner (1943) and Dockery (1982); to Pectinidae by Addicott (1974) and Perrilliat (1994); and to Pterioida 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.