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
         Family Aciculidae Gray, 1850
           Genus Acicula Hartmann, 1821
             1 Subgenus Platyla Moquin-Tandon, 1856 see Genus Platyla Moquin-Tandon, 1856
             2 Subgenus Hyalacme Hesse, 1917