Metazoa Haeckel 1874 - multicellular animals see Kingdom Animalia Linnaeus, 1758
   Phylum Nemertea Schultze, 1851 - ribbon worms
     Neonemertea Thollesson & Norenburg, 2003
       Hoplonemertea Hubrecht, 1879 see Order Hoplonemertea Hubrecht, 1879
         Polystilifera see Suborder Polystilifera Brinkmann, 1917
           1.1 Reptant sp. 500
           1.2 Reptant sp. 281
           2.1 Reptant sp. 481
           2.2.1 Genus Nectonemertes Verrill, 1892
           2.2.2.1.1 Genus Protopelagonemertes Brinkmann, 1917
           2.2.2.1.2 Genus Phallonemertes Brinkmann, 1917
           2.2.2.2 Genus Pelagonemertes Moseley, 1875