Metazoa Haeckel 1874 - multicellular animals see Kingdom Animalia Linnaeus, 1758
   Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
     Bilateria Hatschek, 1888 - bilaterians see Subkingdom Bilateria Hatschek, 1888
       Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
         1 Protostomia Grobben, 1908 see Infrakingdom Protostomia Grobben, 1908
         2 Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908