[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Count: 3k;35p;34c;158o;1359f;4704g;2825s;11ss
   Phylum Echinodermata Bruguière, 1789 - echinoderms
  Count: 5c;34o;88f;280g
     Class Echinoidea (Leske, 1778) - sea urchins and sand dollars
    Count: 12o;24f;48g
       Order Spatangoida L. Agassiz, 1840
      Count: 7f;12g
         Family Brissidae Gray, 1855
        Count: 3g
           Genus Brissopsis Agassiz, 1840
          Count: -