Gastropoda - Neogastropoda - Harpidae
Parent taxon: Harpidae according to P. Bouchet et al. 2005
See also Sohl 1964 and Vokes 1998
Sister taxa: Austroharpa, Cryptochordinae, Eocithara, Morum, Moruminae
Ecology: epifaunal carnivore
Distribution:
• Quaternary of Cape Verde (1 collection), Fiji (1), Kenya (1), Panama (1), the Seychelles (1), Spain (2), United States (2: Hawaii), Vanuatu (2)
• Pliocene of Costa Rica (1), the Dominican Republic (1), Ecuador (3), Indonesia (1), Mexico (3), Venezuela (1)
• Miocene of Australia (1), Guam (1), Indonesia (4), Panama (1)
• Oligocene of United States (2: Mississippi)
• Eocene of Egypt (1), France (7), Pakistan (1), Peru (1), Romania (1), United States (9: California, Louisiana, Mississippi, Texas, Washington)
• Cretaceous of United States (2: Mississippi, Missouri)
Total: 52 collections each including a single occurrence