Kingdom Animalia
Phylum †Trilobozoa
Radiata
Spongiaria
Phylum Porifera (5,000 to 10,000 spp)
Placozoa
Phylum Placozoa (2 species of placozoans)
Coelenterata
Phylum Myxozoa (2,200 species of ciliated protozoans)
Phylum Ctenophora (150 spesis of comb Jellies; after C. Mills)
Phylum Cnidaria (11,300 species)
Phylum †Vendobionta (5 species?)
Bilateria
Phylum Acoelomorpha (100 species)
Phylum Orthonectida (12 species)
Phylum Dicyemida (40 species)
Protostomia
Platyzoa
Phylum Gnathostomulida (90 species)
Phylum Cycliophora (1 species)
Phylum Micrognathozoa (1 species)
Phylum Rotifera (1,500 species)
Phylum Acanthocephala (800 species)
Phylum Gastrotricha (400 species)
Phylum Platyhelminthes (25,000 species)
Lophotrochozoa
Phylum Phoronida (13 species)
Phylum Brachiopoda (340 species)
Phylum Bryozoa
Phylum Entoprocta (150 species)
Phylum Nemertea (1,100 species)
Phylum Sipuncula (150 species)
Phylum Mollusca (110,000 species)
Phylum †Hyolitha (160 species)
Phylum Echiura (140 species)
Phylum Annelida (12,000 species)
Ecdysozoa
Phylum Chaetognatha (140 species)
Phylum Nematoda (12,000 species)
Phylum Nematomorpha (340 species)
Phylum Priapulida (20 species)
Phylum Kinorhyncha (120 species)
Phylum Loricifera (100 species)
Phylum Onychophora (120 species)
Phylum Tardigrada (800 species)
Phylum Arthropoda (1,020,000)
Deuterostomia
Phylum †Vetulicolia
Coelomopora
Phylum Echinodermata (5000 species)
Phylum Hemichordata (88 species)
Chordonia
Phylum Chordata (48000 species)
Class