Full reference: K. Bandel. 1993. Evolutionary history of sinistral archaeogastropods with and without slit (Cirroidea, Vetigastropods). Freiberger Forschungshefte 450(1):41-81
Parent taxon: Vetigastropoda according to S. M. Ferrari 2014
See also Gischler et al. 2004
Sister taxa: Amberleyoidea, Angarioidea, Blodgettella, Crosseolidae, Frydatinus, Jurassiphorus, Lepetellida, Microdomatoidea, Nodoconus, Pendromidae, Pleurotomariida, Pleurotomarioidea, Ptychomphaloidea, Purkynespira, Schizogonioidea, Seguenziida, Seguenzioidea, Selenimorpha, Trochina, Trochoidea, Turbinoidea
Subtaxa: Cirridae Discohelicidae
Ecology: epifaunal grazer
Distribution:
• Quaternary of United States (1: Florida collection)
• Eocene of France (1)
• Paleocene of Denmark (1), United States (4: California)
• Cretaceous of Austria (3), France (7), Germany (3), Hungary (1), Japan (4), Madagascar (8), Turkmenistan (1), the United Kingdom (1), United States (1: California)
• Jurassic of Argentina (3), Chile (1), China (1), Egypt (2), France (3), Germany (4), Hungary (65), India (1), Israel (3), Italy (11), Kenya (1), Luxembourg (1), Madagascar (1), Morocco (7), Saudi Arabia (20), Somalia (1), Spain (3), Tanzania (1), Tunisia (3), the United Kingdom (3), Yemen (2)
• Triassic of Bosnia and Herzegovina (2), China (14), Italy (3), New Zealand (2), Peru (12), Turkey (1), United States (1: Idaho)
• Permian of Tunisia (1)
Total: 209 collections including 279 occurrences