Phylum Mollusca Linnaeus, 1758 - molluscs
   Class Bivalvia Linnaeus, 1758 - bivalves
     Subclass Heterodonta Neumayr, 1884 see Clade Heterodonta Neumayr, 1884
       Order Venerida Gray, 1854
         Superfamily Galeommatoidea Gray, 1840
           Family Leptonidae Gray, 1847 see Family Lasaeidae Gray, 1842
             1 Genus Lepton Turton, 1822
             2 Genus Anomalokellia Cossmann, 1887
             3 Genus Divarikellia Cossmann, 1887
             4 Genus Planikellia Cossmann, 1887
             5 Genus Platomysia Habe, 1951
             6 Genus Properycina Cerulli-Irelli, 1908
             7 Genus Semeloidea Bartrum & Powell, 1928
             8 Genus Scintillorbis Dall, 1899
             9 Genus Vermitexta Laseron, 1956