Rhynchonellata - Spiriferinida - Syringothyrididae

Parent taxon: Permasyrinxinae according to A. Williams et al. 2006

Sister taxa: Cundaria, Cyrtella, Kungaella, Myodelthyrium, Pachycyrtella, Permasyrinx, Petinospiriferina, Primorewia, Pseudosyringothyris, Pseudosyrinx, Subansiria, Sulcicosta, Syrella, Verkhotomia, Woolagia

Subtaxa: none

Ecology: stationary low-level epifaunal suspension feeder