[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Echinodermata Bruguière, 1789 - echinoderms
     Class Asteroidea Blainville, 1830 - sea stars
       1 Order Paxillosida Perrier, 1884
       2 Order Notomyotida Ludwig, 1910
       3 Order Valvatida Perrier, 1884
       4 Order Spinulosida Perrier, 1884
       5 Order Velatida Perrier, 1884
       6 Order Brisingida Fisher, 1928
       7 Order Forcipulatida Perrier, 1884