organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Protoctista Hogg, 1860
     Phylum Rhizopoda Dujardin, 1835 - rhizopods see Phylum Cercozoa Cavalier-Smith, 1998
       Class Tubulina see Suborder Tubulina
         Family Entamoebidae Chatton, 1925
           Genus Entamoeba Casagrandi & Barbagallo, 1895
             Entamoeba histolytica Schaudinn, 1903