[Phylum] [Arthropoda] Siebold, 1848 - arthropods
   Chelicerata Heymons, 1901
     Euchelicerata Weygoldt & Paulus, 1979
       Pantetrapulmonata Shultz, 2007
         [Order] Araneida Clerck, 1757 - spiders
           [Suborder] Araneae Clerck, 1757 - tailless spiders
             [Infraorder] Opisthothelae Pocock, 1892 - unsegmented spiders
               Araneomorphae Smith, 1902
                 CY Spigot Clade Wheeler et al., 2017
                   Entelegynae Simon, 1893
                     'Canoe Tapetum' Clade
                       Orbiculariae Walckenaer, 1802
                         1 Family Uloboridae Thorell, 1869 - orb-weavers
                         2 Family †Dubiouloboridae Wunderlich, 2021
                         3 Family †Frateruloboridae Wunderlich, 2018 [monotypic]
                         4 Family †Alteruloboridae Wunderlich, 2018 [monotypic]
                         5 Family †Crassicephalidae Wunderlich, 2021 [monotypic]
                         6 Family †Mongolarachnidae Selden, Shih & Ren, 2013 [monotypic]
                         7 Family †Pilosarachnidae Jiang & Li, 2020 [monotypic]
                         8 Family †Gigarachnidae Jiang & Li, 2020 [monotypic]