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
                     Genus Neolepton Monterosato, 1875
                     Genus Arculus Monterosato, 1909
                     Genus Calvitium Laseron, 1953
                     Genus Epilepton Dall, 1899
                     Genus Neodavisia Chavan, 1969, nom. illeg.
                     Genus Pachykellya Bernard, 1897
                     Genus Puyseguria Powell, 1927
                     Genus Notolepton Finlay, 1926