Class Lobosea (Carpenter, 1861) Cavalier-Smith, 1993 see Subphylum Lobosa Carpenter, 1861
Count: [g] 4o;13f;43g;82s
   Subclass Gymnamoebia (Haeckel, 1862) Cavalier-Smith, 1993 see [unranked] Gymnamoebae
  Count: [g] 4o;12f;40g;81s
     Order Euamoebida Lepşi, 1960
    Count: [g] 6f;30g;71s
       Family Amoebidae Ehrenberg, 1838
      Count: [g] 7g;22s
         Genus Amoeba Bory de St. Vincent, 1822
        Count: 4s
           Amoeba amazonas Flickinger, 1974
          Count: -