Gastropoda - Seguenzioidea - Seguenziidae
Parent taxon: Seguenzioidea according to K. Bandel 2010
See also Beesley 1998, Bouchet et al. 2005, Todd 2001 and Wilson 1993
Sister taxa: Adeuomphalus, Ancistrobasidae, Chilodontaidae, Eucyclidae, Laubellidae, Eucycloidea galaczi, Eunemopsidae, Sabrinellidae, Pagodatrochidae, Eucycloscalidae, Pseudoturcicidae
Subtaxa: Asthelysinae Basilissa Calliobasis Davisianinae Seguenzia Seguenziinae
Type: Seguenzia
Ecology: epifaunal grazer
Distribution:
• Quaternary of French Polynesia (1 collection), Greenland (1), Vanuatu (1)
• Pliocene of Fiji (1), Jamaica (3)
• Miocene of Fiji (1), France (1), the Marshall Islands (1), the Netherlands (1), Palau (1), Panama (1), the Russian Federation (1)
• Eocene of France (1)
• Paleocene of Greenland (1), Poland (1)
• Cretaceous of Cameroon (1), Germany (1)
Total: 19 collections each including a single occurrence