|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Strophomenata - Strophomenida - Strophomenidae
It was reranked as Katastrophomena (Costistrophomena) by Williams et al. (2000) and Cocks (2005).
It was assigned to Strophomenida by Sepkoski (2002); and to Katastrophomena by Williams et al. (2000) and Cocks (2005).
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.