|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Bivalvia - Pectinida - Pectinidae
It was recombined as Zygochlamys geminatus by Ihering (1907), Frassinetti and Covacevich (1999) and Beu and Darragh (2001); it was recombined as Zygochlamys geminata by Griffin and Nielsen (2008).
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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.