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 Nemertea Schultze, 1851 - ribbon worms
           Class Enopla Schultze, 1851
             Order Hoplonemertea Hubrecht, 1879
               Suborder Monostilifera Brinkmann, 1917
                 Family Cratenemertidae Friedrich, 1968
                   Genus Nipponnemertes Friedrich, 1968
                     01 Nipponnemertes africanus (Wheeler, 1940)
                     02 Nipponnemertes drepanophoroides (Griffin, 1898)
                     03 Nipponnemertes madagascarensis (Kirsteuer, 1965)
                     04 Nipponnemertes magnus (Punnett, 1903)
                     05 Nipponnemertes marioni (Hubrecht, 1887)
                     06 Nipponnemertes occidentalis (Coe, 1905)
                     07 Nipponnemertes pacificus (Coe, 1905)
                     08 Nipponnemertes pulcher (Johnston, 1837)
                     09 Nipponnemertes punctatulus (Coe, 1905)
                     10 Nipponnemertes schollaerti (Wheeler, 1934)
                     11 Nipponnemertes scoresbyi