Parent taxon: Gymnoglossa according to L. W. Ward and B.W. Blackwelder 1987
See also Bouchet et al. 2017, Gliozzi and Malatesta 1983, Hickman 1980, Kosnik 2002, Rivera 1957, Rosenberg et al. 2006, Sohl 1964, Squires 1984, Squires 1987, Stilwell et al. 2004 and Ward 1992
Sister taxa: Crepidulacea, Muricacea
Subtaxa: Vasidae
Ecology: epifaunal carnivore
Distribution:
• Pliocene of India (1 collection)
• Miocene of Australia (1), Austria (3), France (3), Italy (2)
• Oligocene of Argentina (1)
• Eocene of Antarctica (3), Egypt (5), France (1), India (1), Jamaica (1), Libya (1), Saudi Arabia (1), Senegal (4), the United Kingdom (6), United States (6: Alabama, Florida, Mississippi)
• Paleocene to Eocene of United States (1: Maryland)
• Paleocene of Austria (1), Bulgaria (1), Egypt (1), Greenland (2), Pakistan (1), Poland (1), United States (11: Alabama, Maryland, Texas, Virginia)
• Cretaceous of Austria (1), Chile (1), Egypt (1), Mozambique (1), Poland (5), United States (20: Alabama, Maryland, Mississippi, Tennessee, Texas)
Total: 88 collections including 106 occurrences