Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs
see Class Gastropoda Cuvier, 1795
Order Caenogastropoda Cox, 1960
see Superorder Caenogastropoda Cox, 1960
Superfamily Cingulopsoidea Fretter & Patil, 1958
Family Eatoniellidae Ponder, 1965
Genus Pupatonia Ponder, 1965
1 Subgenus Caveatoniella Ponder, 1965
2 Subgenus Pellax Finlay, 1927