Phylum Mollusca Linnaeus, 1758 - molluscs
Subphylum Conchifera Gegenbauer, 1878
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Orthogastropoda Ponder & Lindberg, 1995
Superorder Caenogastropoda Cox, 1960
Order Sorbeoconcha Ponder & Lindberg, 1997
Suborder Discopoda Fischer, 1884
Superfamily Cerithioidea Fleming, 1822
Family Turritellidae Lovén, 1847 - turret snails
1 Subfamily Turritellinae Lovén, 1847
2 Subfamily Vermiculariinae Dall, 1913