[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 Araneida Clerck, 1757 - spiders
                   1 Genus Mygale Latreille, 1802 see Genus Theraphosa Walckenaer, 1805 sensu Thorell, 1870, nom. subst., nom. protect.
                   2 Genus Lycosa Latreille, 1804