Plathelminthes see [unranked] Platyhelminthes Gegenbaur, 1859
Count: -
   Euplathelminthes see [unranked] Rhabditophora Ehlers, 1985
  Count: -
     Rhabditophora Ehlers, 1985 see Subphylum Rhabditophora Ehlers, 1985
    Count: -
       Trepaxonemata see [unranked] Rhabditophora Ehlers, 1985
      Count: -
         Neoophora see Class Neoophora
        Count: -
           Seriata Bresslau, 1933 see Order Seriata
          Count: -
             Tricladida Lang, 1884 see Order Tricladida Lang, 1884
            Count: -