Phylum Amoebozoa Lühe, 1913
   Subphylum Conosa Cavalier-Smith, 1998 see Infraphylum Conosa Cavalier-Smith, 1998
     Infraphylum Archamoebae Cavalier-Smith, 1983 see Class Archamoebea Cavalier-Smith, 1983
       Class Archamoebea Cavalier-Smith, 1983
         Order Pelobiontida Page, 1976 see Order Rhizomastigida Doflein, 1916
           Family Entamoebidae Chatton, 1925
             Genus Entamoeba Casagrandi & Barbagallo, 1895
               1 Entamoeba gingivalis (Gros, 1849) Brumpt, 1913
               2 Entamoeba coli (Grassi, 1879) O. Casagrandi & P. Barbagallo, 1895