|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Rhynchonellata - Orthida - Orthidae
It was assigned to Orthinae by Potter (1990) and Jaanusson and Bassett (1993); to Orthida by Sepkoski (2002); and to Orthidae by Williams et al. (2000), Benedetto (2003) and Popov et al. (2009).
Is something missing? Join the Paleobiology Database and enter the data
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.