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 Pseudomelatomidae Morrison, 1965
Subfamily Strictispirinae McLean, 1971
see Family Strictispiridae McLean, 1971
1 Genus Cleospira McLean, 1971
2 Genus Strictispira McLean, 1971