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 Palpigradi Thorell, 1888 - palpigrades
                 Family Eukoeneniidae Petrunkevitch, 1955
                   1 Genus Eukoenenia Börner, 1901
                   2 Genus Prokoenenia Börner, 1901
                   3 Genus Allokoenenia Silvestri, 1913
                   4 Genus Koeneniodes Silvestri, 1913
                   5 Genus Leptokoenenia Condé, 1965