living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Count: 4k;54p;156c;911o;7123f;17,575g;4762s;36ss;8v;19; ‡1f;6g;7s;1ss; †1c;10o;10f;19g;1s
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
  Count: [c] 2k;51p;154c;900o;7001f;17,209g;4300s;33ss;8v; ‡1f;6g;7s;1ss; †1c;10o;10f;19g;1s
     Kingdom Animalia Linnaeus, 1758 - animals
    Count: [c] 38p;101c;595o;5766f;13,419g;3233s;32ss;3v; ‡1f;6g;7s;1ss; †1c;9o;10f;16g;1s
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
      Count: [c] 29p;70c;458o;5094f;11,476g;2933s;31ss;3v; ‡1f;6g;7s;1ss; †1c;8o;10f;11g;1s
         Phylum Mollusca Linnaeus, 1758 - molluscs
        Count: [f] 8c;42o;538f;1769g;163s; †2f;1g
           Class Bivalvia Linnaeus, 1758 - bivalves
          Count: [f] 12o;115f;490g;20s; †1f
             Subclass Heterodonta Neumayr, 1884 see Clade Heterodonta Neumayr, 1884
            Count: [f] 3o;60f;264g;11s; †1f
               Order Myoida Stoliczka, 1870 see Order Myida Stoliczka, 1870
              Count: [g] 8f;56g
                 1 Superfamily Myacea see Superfamily Myoidea Lamarck, 1809
                Count: [g] 4f;13g
                 2 Superfamily Gastrochaenacea see Superfamily Gastrochaenoidea Gray, 1840
                Count: [g] 1f;4g
                 3 Superfamily Hiatellacea see Superfamily Hiatelloidea Gray, 1824
                Count: [g] 1f;5g
                 4 Superfamily Pholadacea Lamarck, 1809, nom. illeg. see Superfamily Pholadoidea Lamarck, 1809
                Count: [g] 2f;34g