Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Protozoa Goldfuss, 1818 see Kingdom Protozoa Goldfuss, 1818
     Class Rhizopoda see Phylum Rhizopoda Dujardin, 1835
       Order Amoebina see Order Amoebida
         Genus [Entamoeba] Casagrandi & Barbagallo, 1895
           1 Entamoeba coli (Grassi, 1879) O. Casagrandi & P. Barbagallo, 1895
           2 Entamoeba gingivalis (Gros, 1849) Brumpt, 1913
           3 Entamoeba histolytica Schaudinn, 1903