Subfamily Diastomatinae Cossmann 1894 (snail)
Gastropoda - Cerithioidea - Diastomatidae
Parent taxon: Diastomatidae according to J.-M. Pacaud and J. Le Renard 1995
See also Hoerle 1972
Sister taxa: Diastoma, Ewekoroia, Obtortio, Teliostoma
Subtaxa: Aurelianella Dialopsis Keilostoma Telostoma
Ecology: epifaunal grazer
Distribution:
• Eocene of Belgium (3 collections), France (6), New Zealand (3), the United Kingdom (1)
• Paleocene of Belgium (1), Nigeria (1), Poland (1), United States (4: Alabama)
• Cretaceous of Austria (1), Mexico (1)
Total: 22 collections including 23 occurrences