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 Nemata Cobb, 1919 see Phylum Nematoda Gegenbaur, 1859
           Class Adenophorea
             Subclass Chromadoria Adamson, 1987
               Order Araeolaimida see Suborder Araeolaimina De Coninck, 1965
                 Suborder Araeolaimina De Coninck, 1965
                   Superfamily Plectoidea Oerley, 1880
                     Family Plectidae Oerley, 1880
                       1 Genus Plectus Bastian, 1865
                       2 Genus Anaplectus de Coninck & Schuurmans Stekhoven, 1933
                       3 Genus Wilsonema Cobb, 1913