[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   [metazoans] Haeckel 1874 - multicellular animals see Kingdom Animalia Linnaeus, 1758
     Phylum Porifera Grant, 1836 - sponges
       1 ?Genus †Drosdovia Sayutina, 1980
       2 ?Genus †Eocoryne Matthew, 1885
       3 Class Calcarea Bowerbank, 1864 - calcareous sponges
       4 Class Demospongea Sollas, 1875 see Class Demospongiae Sollas, 1885
       5 Class Hexactinellida Schmidt, 1870 - hexactinellids
       6 "Sphinctozoans"