Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Porifera Grant, 1836 - sponges
     [Class "Sphinctozoa" Steinmann, 1882 [polyphyletic] - chambered sponges]
       1.0 [Order †Verticillitida Termier & Termier, 1977 [monotypic]] see Order Dictyoceratida Minchin, 1900