living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Animalia Linnaeus, 1758 - animals
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
         Phylum Arthropoda Siebold, 1848 - arthropods
           Subphylum Chelicerata Heymons, 1901
             Class Arachnida Lamarck, 1801
               Order Araneae Clerck, 1757 - spiders
                 Suborder Labidognatha see Infraorder Araneomorphae Smith, 1902
                   Superfamily Araneoidea Clerck, 1757
                     Family Tetragnathidae Menge, 1866 - orb-weavers
                       1 Genus Glenognatha Simon, 1887
                       2 Genus Dolichognatha O. P.-Cambridge, 1870[1869]
                       3 Genus Landana Simon, 1883
                       4 Genus Pachygnatha Sundevall, 1823
                       5 Genus Tetragnatha Latreille, 1804