Kingdom Animalia Linnaeus, 1758 - animals
   01 Phylum †Archaeocyatha Vologdin, 1937 see Class Archaeocyatha Bornemann, 1884
   02 Phylum Porifera Grant, 1836 - sponges
   03 Phylum Cnidaria Hatschek, 1888 - cnidarians
   04 Phylum Ctenophora Eschscholtz, 1829 - comb jellies
   05 Phylum Platyhelminthes Gegenbaur, 1859 - flatworms
   06 Phylum Nemertina Oersted, 1844 see Phylum Nemertini
   07 Phylum Gnathostomulida Ax, 1956 - gnathostomulids
   08 Phylum Entoprocta Nitsche, 1869 - entoprocts
   09 Phylum Acanthocephala Kohlreuther, 1771 - acanthocephalans see [unranked] Acanthocephala Kohlreuther, 1771
   10 Phylum Rotifera Cuvier, 1798 - rotifers see Phylum Syndermata Ahlrichs, 1995
   11 Phylum Gastrotricha Metschnikoff, 1864 - gastrotrichs
   12 Phylum Kinorhyncha Reinhard, 1887 - kinorhynchs
   13 Phylum Nematoda Gegenbaur, 1859 - round worms
   14 Phylum Priapulida Delage & Hérouard, 1897 - priapulids
   15 Phylum Annelida Lamarck, 1809 - segmented worms
   16 Phylum Arthropoda Siebold, 1848 - arthropods
   17 Phylum Sipunculida see Phylum Sipuncula Rafinesque, 1814
   18 Phylum Echiuroida see Phylum Echiura Sedgwick, 1898
   19 Phylum Mollusca Linnaeus, 1758 - molluscs
   20 Phylum †Hyolitha (Marek, 1963) see Class Hyolitha Marek, 1963
   21 Phylum Phoronida Hatschek, 1888 - phoronids
   22 Phylum Brachiopoda Duméril, 1806 - brachiopods
   23 Phylum Bryozoa Ehrenberg, 1831 - bryozoans
   24 Phylum Chaetognatha Leuckart, 1854 - chaetognaths
   25 Phylum Pogonophora Johansson, 1937 - beard worms see Family Siboglinidae Caullery, 1914
   26 Phylum Echinodermata Bruguière, 1789 - echinoderms
   27 Phylum Hemichordata Bateson, 1885 - hemichordates
   28 Phylum †Conodonta Eichenberg, 1930 see Subclass Conodonta Eichenberg, 1930
   29 Phylum Urochordata (Lankester, 1877) see Subphylum Tunicata Lamarck, 1816
   30 Phylum Chordata Bateson, 1885 - chordates