Class Anthozoa Ehrenberg, 1831
   Subclass Octocorallia Haeckel, 1866 - octocorals see Subclass Alcyonaria
     Order Alcyonacea Lamouroux, 1816 - soft corals
       Family Keroeididae
         1 Genus Ideogorgia Bayer, 1981
         2 Genus Keroeides Wright & Studer, 1887
         3 Genus Lignella Gray, 1870
         4 Genus Pseudothelogorgia van Ofweg, 1994
         5 Genus Thelogorgia Bayer, 1991