[Panarthropoda] Nielsen, 1995 - panarthropods
   Arthropoda Siebold, 1848 - arthropods see Phylum Arthropoda Siebold, 1848
     Chelicerata Heymons, 1901 see Superclass Chelicerata Heymons, 1901
       Euchelicerata Weygoldt & Paulus, 1979
         Arachnida Cuvier, 1812 see Class Arachnida Lamarck, 1801
           Pulmonata
             Tetrapulmonata Shultz, 1990
               Pedipalpi Latreille, 1810
                 Uropygi Thorell, 1882
                   Thelyphonida see Order Thelyphonida Latreille, 1804