[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 Holothuroidea (de Blainville, 1834) - sea cucumbers
    Count: 5o;14f;58g
       Order Elasipodida Théel, 1882
      Count: 5f;17g
         1 Family Elpidiidae Théel, 1882
        Count: 9g
         2 Family Deimatidae Théel, 1882
        Count: 2g
         3 Family Laetmogonidae Ekman, 1926
        Count: 3g
         4 Family Psychropotidae Théel, 1882
        Count: 2g
         5 Family Pelagothuridae see Family Pelagothuriidae Ludwig, 1893
        Count: 1g