[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
       Order Notomyotida Ludwig, 1910
         Family Benthopectinidae Verrill, 1899
           1 Genus Benthopecten Verrill, 1884
           2 Genus Cheiraster Studer, 1883
           3 Genus Pectinaster Perrier, 1885
           4 Genus Pontaster Sladen, 1885