[organisms]
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Phylum Cnidaria Hatschek, 1888 - cnidarians
    
 Anthozoa Ehrenberg, 1831
      
 Hexacorallia Haeckel, 1866 - sea anemones and true corals
 see Subclass Zoantharia de Blainville, 1830
        
 Order Zoanthidea
          
 Family Zoanthidae Rafinesque, 1815
            
 1 Genus Isaurus Gray, 1828
            
 2 Genus Protopalythoa Verrill, 1900