fossil marine animal genera Linnaeus, 1758 - animals
   Phylum Cnidaria Hatschek, 1888 - cnidarians
     1 Class †Cyclozoa Fedonkin, 1983
     2 Class †uncertain
     3 Class Scyphozoa Goette, 1887 - jellyfish
     4 Class Hydrozoa Owen, 1843
     5 Class †Medusae incertae sedis
     6 Class †Hydroconozoa Kordeh, 1963
     7 ?Class †Petalonamae Pflug, 1970 see Phylum Vendobionta Seilacher, 1992
     8 Class Anthozoa Ehrenberg, 1831
     9 Class †uncertain