[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 Porifera Grant, 1836 - sponges
  Count: 3c;18o;81f;308g
     Class Hexactinellida Schmidt, 1870 - hexactinellids
    Count: 2o;11f;34g
       Subclass Hexasterophora Schulze, 1886
      Count: 2o;9f;32g
         Order Lyssacinosa Zittel, 1877 see Order Lyssacinosida Zittel, 1877
        Count: 4f;19g
           Family Leucopsacidae Ijima, 1898
          Count: 2g
             Genus Leucopsacus Ijima, 1898
            Count: -