[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Mollusca Linnaeus, 1758 - molluscs
     Class Bivalvia Linnaeus, 1758 - bivalves
       Family Leptonidae Gray, 1847 see Family Lasaeidae Gray, 1842
         1 Genus Lepton Turton, 1822
         2 Genus Hemilepton Cossmann, 1912
         3 Genus Arculus Monterosato, 1909
         4 Genus Litigiella Monterosato, 1909