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
         1 Genus [Amoeba] Bory de St. Vincent, 1822
         2 Genus Hartmannella Alexeieff, 1912
         3 Genus Naegleria Aléxéieff, 1912
         4 Genus [Pelomyxa] Greeff, 1874
         5 Genus [Entamoeba] Casagrandi & Barbagallo, 1895
         6 Genus [Malpighiella] Minchin, 1910