Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Superphylum Articulata Cuvier see Supraphylum Articulata Cuvier
           Phylum Arthropoda Siebold, 1848 - arthropods
             Subphylum Chelicerata Heymons, 1901
               Class Arachnida Lamarck, 1801
                 Order Araneae Clerck, 1757 - spiders see Suborder Araneae Clerck, 1757
                   Suborder Orthognatha see Infraorder Mygalomorphae Pocock, 1892
                     1 Family Ctenizidae Thorell, 1887 - trap-door spiders
                     2 Family Dipluridae Simon, 1889 - funnel-web spiders
                     3 Family Aviculariidae Simon, 1874 see Family Theraphosidae Thorell, 1869
                     4 Family Atypidae Thorell, 1870 - purse-web spiders