|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Rhynchonellata - Spiriferida - Spiriferidae
It was reranked as Delthyris (Spirifer) by von Buch (1831).
It was assigned to Delthyris by von Buch (1831); to Spiriferida by Sepkoski (2002); and to Spiriferinae by Campbell and Engel (1963) and Williams et al. (2006).