life see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukarya Chatton, 1925 see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         "Bilaterally Symmetrical Animals" see [unranked] Bilateria Hatschek, 1888
           Pseudocoelomata see [unranked] Pseudocoelomates Hyman, 1951
             1 Phylum Nematoda Gegenbaur, 1859 - round worms
             2 Phylum Nematomorpha Vejdovsky, 1886 - horsehair worms
             3 Phylum Acanthocephala Kohlreuther, 1771 - acanthocephalans see [unranked] Acanthocephala Kohlreuther, 1771
             4 Phylum Rotifera Cuvier, 1798 - rotifers see Phylum Syndermata Ahlrichs, 1995
             5 Phylum Kinorhyncha Reinhard, 1887 - kinorhynchs