|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Lingulata - Lingulida - Discinidae
It was reranked as Discradisca by Williams et al. (2000), Sepkoski (2002) and Bitner and Müller (2017).
It was assigned to Discinisca by Stenzel (1965); to Disciniidae by Williams et al. (2000); to Acrotretida by Sepkoski (2002); and to Discinidae by Bitner and Müller (2017).
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.