life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Empire Eukaryota (Chatton, 1925) see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Radiata (Linnaeus, 1758) Cavalier-Smith, 1983 [paraphyletic] - radiates see Kingdom Animalia Linnaeus, 1758
         Infrakingdom Placozoa (Grell, 1971) Cavalier-Smith, 1998 [monotypic] see Phylum Placozoa Grell, 1971
           Phylum Placozoa Grell, 1971 [monotypic]
             Genus Trichoplax Schulze, 1883