Domain Eucaryota
   Subdomain Amoebota Doweld (2001)
     Kingdom Amoebobiota Doweld, 2001
       Subkingdom Amoebobiotina Dillon, 1963
         Phylum Entamoebozoa Cavalier-Smith, 1993 [monotypic]
           1 Class Entamoebatea Cavalier-Smith, 1991