Metazoa see Kingdom Animalia Linnaeus, 1758 Gastraeozoa Trochaeozoa see [unranked] Bilateria Hatschek, 1888 Gastroneuralia Ulrich, 1951 Spiralia Schleip, 1929 - spiralians see Superphylum Spiralia Schleip, 1929 Bryozoa see Phylum Bryozoa Ehrenberg, 1831 1 Phylum Entoprocta Nitsche, 1869 - entoprocts 2 Phylum Ectoprocta Nitsche, 1869 - ectoprocts see Phylum Bryozoa Ehrenberg, 1831