Phylum Sarcomonada Cavalier-Smith, 1993 see Class Sarcomonadea Cavalier-Smith, 1993
   Class Cercomonadea K.A. Mikrjukov, 2000 see Class Sarcomonadea Cavalier-Smith, 1993
     Order Dimorphida Siemensma, 1991 see Order Heliomonadida Cavalier-Smith, 1993
       Genus Dimorphella Valkanov, 1928 see Genus Dimorpha Gruber, 1881, nom. illeg.
         Dimorphella elegans Valkanov, 1928 see Dimorpha elegans (Valkanov, 1928) K.A. Mikrjukov, 2000