[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 Cnidaria Hatschek, 1888 - cnidarians
       1 ?Genus †Cambrotrypa Fritz & Howell, 1959
       2 ?Genus †Coelenteratella Kordeh, 1959
       3 ?Genus †Lenaella Kordeh, 1959
       4 ?Genus †Protolyellia Torell, 1870
       5 ?Genus †Rosellatana Kobluk, 1984
       6 ?Genus †Spatangopsis Thorell, 1869-1870[1870]
       7 Class Hydrozoa Owen, 1843
       8 Class †Hydroconozoa Kordeh, 1963
       9 Class Anthozoa Ehrenberg, 1831