Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs
see Class Gastropoda Cuvier, 1795
Order Neogastropoda Wenz, 1938
see Suborder Neogastropoda Wenz, 1938
Suborder Stenoglossa Bouvier, 1887
Superfamily Conoidea Fleming, 1822
Family Drilliidae Olsson, 1964
Subfamily Drilliinae Olsson, 1964
see Family Drilliidae Olsson, 1964
Genus Elaeocyma Dall, 1918