|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Rhynchonellata - Athyridida - Athyrididae
It was reranked as Athyris (Composita) by Reed (1944).
It was assigned to Athyris by Reed (1944); to Athyridae by Hoare (1961); to Athyrididae by Savage and Baxter (1995); to Spirigerellinae by Williams et al. (2002); and to Spiriferida 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.