[Kingdom] Animalia Linnaeus, 1758 - animals
   Grade Enterozoa
     Grade Cœlomata
       Phylum Platyelmia
         Branch Suctoria
           Class Cestoidea - cestodes, tapeworms
             Order Diphyllidea Lankester, 1877
               1 Genus Echinobothrium van Beneden, 1849