Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
   Amorphea Adl et al. 2012, nom. cl. inval. see Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
     Supergroup Opisthokonta Cavalier-Smith, 1987 - opisthokonts see Clade Opisthokonta Cavalier-Smith 1987, nom. cl. inval.
       Holozoa Lang, O'Kelly, Nerad, Gray & Burger 2002 [Adl et al. 2012] see Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
         1 Filasterea Cavalier-Smith, 2008 see Class Filasterea Cavalier-Smith, 2008
         2 Ichthyosporea Cavalier-Smith, 1998 see Class Ichthyosporea Cavalier-Smith, 1998
         3 Aphelidea Gromov, 2000 see Class Aphelidea Gromov, 2000
         4 Genus Corallochytrium Raghu-Kumar, 1987 [monotypic]
         5 Choanomonada Kent, 1880 see Phylum Choanoflagellata Kent, 1880
         6 Metazoa Haeckel 1874 - multicellular animals see Kingdom Animalia Linnaeus, 1758