living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Mollusca Linnaeus, 1758 - molluscs
           Class Bivalvia Linnaeus, 1758 - bivalves
             Subclass Heterodonta Neumayr, 1884 see Clade Heterodonta Neumayr, 1884
               Order Veneroida H. & A. Adams, 1856 see Order Venerida Gray, 1854
                 Superfamily Cyamiacea see Superfamily Cyamioidea Sars, 1878
                   Family Neoleptonidae Thiele, 1934
                     1 Genus Neolepton Monterosato, 1875
                     2 Genus Arculus Monterosato, 1909
                     3 Genus Calvitium Laseron, 1953
                     4 Genus Epilepton Dall, 1899
                     5 Genus Neodavisia Chavan, 1969, nom. illeg.
                     6 Genus Notolepton Finlay, 1926
                     7 Genus Pachykellya Bernard, 1897
                     8 Genus Puyseguria Powell, 1927