|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Rhynchonellata - Orthida - Dalmanellidae
It was assigned to Isorthidae by Villas and Cocks (1996); to Orthida by Sepkoski (2002); and to Isorthinae by Wright (1964), Bassett and Cocks (1974), Hints (1975), Jin and Chatterton (1997), Williams et al. (2000) and Rubel (2011).
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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.