[Phylum] [Arthropoda] Siebold, 1848 - arthropods
   Chelicerata Heymons, 1901
     Euchelicerata Weygoldt & Paulus, 1979
       Pantetrapulmonata Shultz, 2007
         [Order] Amblypygi Thorell, 1883 - whip spiders
           Suborder Euamblypygi Weygoldt, 1996
             Infraorder Neoamblypygi Weygoldt, 1996
               Unidistitarsata Engel & Grimaldi, 2014
                 Superfamily Phrynoidea Blanchard, 1852
                   Family Phrynidae Blanchard, 1852
                     1 Genus †Britopygus Dunlop & Martill, 2002
                     2 Genus Phrynus Lamarck, 1801