|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Gastropoda - Neogastropoda - Mitridae
It was reranked as Mitra (Pleioptygma) by Olsson and Harbison (1953), DuBar (1958) and Woodring (1964).
It was assigned to Mitra by Olsson and Harbison (1953), DuBar (1958) and Woodring (1964); and to Neogastropoda 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.