Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Solenogastres Gegenbaur, 1878
     Order Cavibelonia Salvini-Plawen, 1978
       Family Pararrhopaliidae Salvini-Plawen, 1972 see Family Pruvotinidae Heath, 1911, nom. corr.
         Subfamily Lophomeniinae Salvini-Plawen, 1978
           1 Genus Lophomenia Heath, 1911
           2 Genus Forcepimenia Salvini-Plawen, 1969
           3 Genus Hypomenia van Lummel, 1930
           4 Genus Metamenia Thiele, 1913