Kingdom Animalia Linnaeus, 1758 - animals Phylum Cnidaria Hatschek, 1888 - cnidarians Class Anthozoa Ehrenberg, 1831 Subclass Zoantharia de Blainville, 1830 Order †Tabulata (Milne-Edwards & Haime, 1850) Genus †Halysites Fischer de Waldheim, 1828