Phylum Amoebozoa Lühe, 1913
   Subphylum Conosa Cavalier-Smith, 1998 see Infraphylum Conosa Cavalier-Smith, 1998
     Infraphylum Archamoebae Cavalier-Smith, 1983 see Class Archamoebea Cavalier-Smith, 1983
       Class Archamoebea Cavalier-Smith, 1983
         Order Pelobiontida Page, 1976 see Order Rhizomastigida Doflein, 1916
           Family Pelomyxidae Schulze, 1877
             Genus Mastigina Frenzel, 1897