organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Animalia Linnaeus, 1758 - animals
     Phylum Porifera Grant, 1836 - sponges
       Subphylum Cellularia Reiswig & Mackie, 1983 see Phylum Porifera Grant, 1836
         1 Class Calcarea Bowerbank, 1864 - calcareous sponges
         2 Class Demospongiae Sollas, 1885 - demosponges