Kingdom Animalia Linnaeus, 1758 - animals
   Phylum Arthropoda Siebold, 1848 - arthropods
     Subphylum Cheliceriformes
       Class Chelicerata Heymons, 1901
         Subclass Arachnida Lamarck see Class Arachnida Lamarck, 1801
           Order Araneae Clerck, 1757 - spiders
             Suborder Mesothelae Pocock, 1892 - segmented spiders
               Family Liphistiidae Thorell, 1869
                 Genus Heptathela Kishida, 1923
                 Genus Liphistius Schiödte, 1849