Gastropoda - Neritoina - Delphinulopsidae
Full reference: R. B. Blodgett, J. Fryda, and G. D. Stanley, Jr. 2001. Delphinulopsidae, a new neritopsoidean gastropod family from the Upper Triassic (upper Carnian or lower Norian) of the Wallowa terrane, northeastern Oregon. Journal of the Czech Geological Society 46(3-4):307-318
Parent taxon: Neritopsoidea according to K. Bandel 2007
See also Blodgett et al. 2001 and Bouchet et al. 2005
Sister taxa: Bandelopsis, Cortinellidae, Fedaiellidae, Neritopsidae, Palaeonaricidae, Plagiothyridae, Pseudorthonychiidae, Scalaneritinidae, Titiscaniidae, Tricolnaticopsidae
Subtaxa: Delphinulopsinae Hungariella Paradelphinulopsis Platychilininae Seisia Spinidelphinulopsis Wallowanerita
Ecology: epifaunal
Distribution:
• Jurassic of Italy (2 collections)
• Triassic of Austria (2), China (25), Germany (1), Hungary (3), Italy (24), Peru (1), Romania (1), Slovakia (1), Slovenia (1), United States (4: Alaska, Idaho, Oregon)
• Permian of Indonesia (1), Italy (1)
• Carboniferous of Ireland (2), Poland (1), Ukraine (1), the United Kingdom (7), United States (9: Arkansas, Kansas, New Mexico)
Total: 87 collections including 131 occurrences