protostomes see [unranked] Protostomia Grobben, 1908 Spiralia Schleip, 1929 - spiralians see Superphylum Spiralia Schleip, 1929 Lophotrochozoa Halanych, Bacheller, Aguinaldo, Liva, Hillis & Lake 1995 - lophotrochozoans Lophophorata Hyman, 1959 [Phylum] Bryozoa Ehrenberg, 1831 - bryozoans