|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Rhynchonellata - Spiriferida - Cyrtinopsidae
It was reranked as Megakozlowskiella by Talent (1963), Sepkoski (2002) and Williams et al. (2006).
It was assigned to Kozlowskiella by Boucot (1957); to Spiriferacea by Talent (1963); to Spiriferida by Sepkoski (2002); and to Cyrtinopsinae by Williams et al. (2006).
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.