living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Status: extant; 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
  Status: extant; 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
    Status: extant; 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
      Status: extant; 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
        Status: extant; Count: [f] 8c;42o;538f;1769g;163s; †2f;1g
           Class Bivalvia Linnaeus, 1758 - bivalves
          Status: extant; Count: [f] 12o;115f;490g;20s; †1f
             Subclass Paleoheterodonta see Order Unionida Gray, 1854
            Status: extant; Count: [f] 2o;8f;75g;1s
               Order Unionoida see Order Unionida Gray, 1854
              Status: extant; Count: [f] 7f;74g;1s
                 Superfamily Mutelacea see Superfamily Muteloidea Gray, 1847
                Status: extant; Count: [g] 3f;15g;1s
                   Family Etheriidae Deshayes, 1832 - freshwater oysters
                  Status: extant; Count: 3g
                     Genus Acostaea d'Orbigny, 1851
                    Status: extant; Count: -