living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Ref: S.P. Parker, 1982
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
  Ref: J.O. Corliss, 1982: 55
     Kingdom Animalia Linnaeus, 1758 - animals
    Ref: W.J. Bock, 1982: 489-490
       Subkingdom Eumetazoa Butschli, 1910 see [unranked] Eumetazoa Bütschli, 1910
      Ref: W.J. Bock, 1982: 490, 667
         Phylum Platyhelminthes Gegenbaur, 1859 - flatworms
        Ref: G.D. Schmidt, 1982: 717
           Class Turbellaria Ehrenberg, 1831 - planarians see Subphylum Turbellaria Ehrenberg, 1831
          Ref: M. Crezée, 1982: 718
             Order Proseriata Meixner, 1938
            Ref: M. Crezée, 1982: 732
               Family Monotoplanidae Ax, 1958
              Ref: M. Crezée, 1982: 733
                 Genus Monotoplana Meixner, 1938
                Ref: M. Crezée, 1982: 733