[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Echinodermata Bruguière, 1789 - echinoderms
     Class Holothuroidea (de Blainville, 1834) - sea cucumbers
       Order Elasipodida Théel, 1882
         Family Psychropotidae Théel, 1882
           1 Genus Benthodytes Théel, 1882
           2 Genus Psychropotes Théel, 1882