[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
     Supergroup Opisthokonta Cavalier-Smith, 1987 - opisthokonts see Clade Opisthokonta Cavalier-Smith 1987, nom. cl. inval.
       Metazoa Haeckel 1874 - multicellular animals see Kingdom Animalia Linnaeus, 1758
         Mesozoa van Beneden, 1876 [paraphyletic]
           Rhombozoa Krohn, 1839 see Phylum Rhombozoa Krohn, 1839
             1 Genus Dicyema Kölliker, 1849
             2 Genus Dicyemennea Whitman, 1883?