Rhynchonellata - Athyridida - Athyrididae

Parent taxon: Athyridinae according to A. Williams et al. 2002

Sister taxa: Actinoconchus, Alvarezites, Athyris, Brimethyris, Bruntonites, Eifyris, Gonathyris, Imacanthyris, Johnsonathyris, Lamellosathyris, Meristospira, Pachyplax, Protathyris, Zonathyris

Subtaxa: none

Ecology: stationary low-level epifaunal suspension feeder