Phylum [Mollusca] Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Prosobranchia Milne-Edwards, 1848 - prosobranchs
see Class Gastropoda Cuvier, 1795
Order Mesogastropoda Thiele, 1925 - mesogastropods
see [unranked] mesogastropods
Suborder Taenioglossa
see Order Mesogastropoda Thiele, 1925
Superfamily Cypraeacea
see Superfamily Cypraeoidea Rafinesque, 1815
Family Ovulidae Fleming, 1822 - egg snails
Subfamily Ovulinae Fleming, 1822
Genus Prionovula Iredale, 1930