Superfamily Epitoniacea Berry 1910 (snail)
Alternative spelling: Epitonidacea
Parent taxon: Janthinoidea according to W. F. Ponder and A. Warén 1988
See also Allison 1955, Bouchet et al. 2005, Bouchet et al. 2017, Cataldo 2017, Hickman 1980, Schnetler et al. 2024, Sohl 1964, Sohl 1964, Squires 1984 and Ward and Blackwelder 1987
Sister taxa: Epitoniidae, Janthinidae, Nystiellidae, Scalacea
Subtaxa: Kallosinistrala
Ecology: epifaunal carnivore
Distribution:
• Eocene of Antarctica (4 collections)
Total: 4 collections each including a single occurrence