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 Pentastomida (Diesing, 1836) see Subclass Pentastomida Diesing, 1836
             Class Pentastomata see Class Pentastomida (Diesing, 1836)
               Order Porocephalida Heymons, 1935
                 1 Superfamily Porocephaloidea Fain, 1961 see Family Porocephalidae Fain, 1961
                 2 Superfamily Linguatuloidea Haldeman, 1851 see Family Linguatulidae Haldeman, 1851