Rhynchonellata - Terebratulida

Parent taxon: Terebratellidina according to A. Williams et al. 2007

Sister taxa: Antigoniarcula, Bouchardioidea, Eogryphus, Gwyniella, Hercothyris, Kingenella, Kingenoidea, Kraussinoidea, Kurakithyris, Laqueoidea, Leptothyrellopsis, Lutetiarcula, Magas, Megathyridoidea, Miogryphus, Platidioidea, Rhynchora, Rhynchorina, Terebratelloidea, Tiaretithyris, Xinjiangthyris, Yabeithyris, Yuezhuella, Zeillerioidea, Zhidothyris

Subtaxa: none

Ecology: stationary epifaunal suspension feeder