Gastropoda - Neogastropoda - Cancellariidae
Parent taxon: Cancellariidae according to P. Bouchet et al. 2005
See also Hickman 1980, Pacaud and Le Renard 1995, Ponder and Warén 1988 and Wilson 1994
Sister taxa: Admete, Admetula, Agatrix, Aneurystoma, Babylonella, Calcarata, Cancellariinae, Caveola, Contortia, Egerea, Hertleinia, Mataxa, Neadmete, Perplicaria, Plesiotritoninae, Rhomboidestoma, Semitriton, Sveltia, Tribia, Trigonaphera, Trigonostoma, Tritonoharpa, Turehua, Unitas
Subtaxa: Bonellitia Zeadmete
Ecology: epifaunal carnivore
Distribution:
• Miocene of Argentina (1 collection), Australia (1), Italy (3), New Zealand (4)
• Oligocene to Miocene of Australia (1)
• Oligocene of Hungary (2), United States (1: Mississippi)
• Eocene to Oligocene of United States (1: Oregon)
• Eocene of Bulgaria (1), Nigeria (10), Peru (1), the Russian Federation (1), the United Kingdom (17), United States (104: Alabama, California, Louisiana, Mississippi, New Jersey, Oregon, South Carolina, Texas)
• Paleocene to Eocene of Australia (1)
• Paleocene of Austria (1), Greenland (1), United States (8: Alabama, Texas)
• Cretaceous of Israel (1)
Total: 160 collections including 192 occurrences