Kingdom Animalia Linnaeus, 1758 - animals
Phylum Cnidaria Hatschek, 1888 - cnidarians
Class Anthozoa Ehrenberg, 1831
Subclass Hexacorallia Haeckel, 1866 - sea anemones and true corals
see Subclass Zoantharia de Blainville, 1830
Order Zoanthidea
Genus Epizoanthus Gray, 1867
Genus Isaurus Gray, 1828
Genus Isozoanthus Carlgren in Chun, 1903
Genus Palythoa Lamouroux, 1816
Genus Parazoanthus Haddon & Shackleton, 1891
Genus Thoracactus
Genus Zoanthus Lamarck, 1801