Rhynchonellata - Terebratulida - Dielasmatidae

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

Sister taxa: Adygella, Amygdalocosta, Aspidothyris, Coenothyris, Cruratula, Dareithyris, Dielasma, Dielasmina, Ectoposia, Elasmata, Fletcherithyris, Pirithyris, Plectelasma, Sulcatinella, Tibetothyris, Tosuhuthyris, Tunethyris, Whitspakia, Yochelsonia

Subtaxa: none

Ecology: stationary epifaunal suspension feeder