[Subphylum] [Chelicerata] Heymons, 1901
Count: 4o;128f;8g;14s; †1o;1g;1s
   [Order] Araneae Clerck, 1757 - spiders see Suborder Araneae Clerck, 1757
  Count: [f] 128f;8g;14s [5 Feb 2025]
     Suborder Opisthothelae Pocock, 1892 - modern spiders see Infraorder Opisthothelae Pocock, 1892
    Count: [f] 126f;8g;14s [5 Feb 2025]
       Infraorder Araneomorphae Smith, 1902 see [unranked] Araneomorphae Smith, 1902
      Count: [f] 98f;8g;13s [5 Feb 2025]
         Entelegynae Simon, 1893
        Count: [f] 69f;8g;13s [5 Feb 2025]
           Superfamily Araneoidea Clerck, 1757
          Count: [f] 17f [3 Feb 2025]
             symphytognathoids
            Count: [f] 5f [2 Feb 2025]
               Family Theridiosomatidae Simon, 1881
              Count: -