[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Phylum Platyhelminthes Gegenbaur, 1859 - flatworms
     Class Turbellaria Ehrenberg, 1831 - planarians see Subphylum Turbellaria Ehrenberg, 1831
       Order Rhabdocoela Ehrenberg, 1831 see Infraclass Rhabdocoela Ehrenberg, 1831
         Suborder Dalyelliida
           Family Pterastericolidae Meixner, 1925
             Genus Pterastericola Beklemichev, 1916
               Pterastericola psilastericola (Jespersen & Lützen, 1972) Jondelius, 1992