organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Animalia Linnaeus, 1758 - animals
     Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
       Bilateria Hatschek, 1888 see Subkingdom Bilateria Hatschek, 1888
         Pseudocoelomata see [unranked] Pseudocoelomates Hyman, 1951
           Phylum Acanthocephala Kohlreuther, 1771 - acanthocephalans see [unranked] Acanthocephala Kohlreuther, 1771
             Genus Acanthocephalus Koelreuter, 1771
             Genus Acanthogyrus Thapar, 1927
             Genus Echinorhynchus Zoega in Müller, 1776
             Genus Gigantorhynchus Hamann, 1892
             Genus Leptorhynchoides Kostileff, 1924
             Genus Macracanthorhynchus Travassos, 1917
             Genus Moniliformis (Bremser, 1911) Travassos, 1915
             Genus Neoechinorhynchus Hamann, in Stiles & Hassall, 1905
             Genus Polymorphus Lühe, 1911