Rhynchonellata - Terebratulida
Parent taxon: Terebratellidina according to C. C. Emig et al. 2013
See also Williams et al. 2006
Sister taxa: Antigoniarcula, Dallinoidea, Eogryphus, Gwyniella, Hercothyris, Kingenoidea, Kraussinoidea, Kurakithyris, Laqueoidea, Leptothyrellopsis, Lutetiarcula, Magas, Megathyridoidea, Miogryphus, Mosaethyrididae, Platidioidea, Praeneothyris, Rhynchora, Rhynchorina, Terebratelloidea, Tiaretithyris, Timacella, Xinjiangthyris, Yabeithyris, Yuezhuella, Zeillerioidea, Zhidothyris
Subtaxa: Bouchardiidae
Ecology: stationary low-level epifaunal suspension feeder
Distribution:
• Oligocene to Pliocene of Argentina (1 collection)
• Oligocene of New Zealand (2)
• Eocene of Antarctica (9), Argentina (2)
• Paleocene to Eocene of Australia (1)
• Paleogene of Antarctica (9)
• Cretaceous of Australia (19)
Total: 43 collections each including a single occurrence