[Kingdom] Animalia Linnaeus, 1758 - animals
   Grade Enterozoa
     Grade Cœlomata
       Phylum Appendiculata {Lankester}
         Branch Gnathopoda Straus-Durkheim, 1829
           Grade Condylopoda
             Class Arachnida Lamarck, 1801
               Branch Tracheopulmonata
                 Order Phalangida Bristowe, 1949
                   Genus Gonyleptus Stein, 1840, orth. inval. see Genus Gonyleptes Kirby, 1819