Phylum Cercozoa Cavalier-Smith, 1998
   Subphylum Endomyxa T. Cavalier-Smith, 2002
     1 Class Phytomyxea Engler & Prantl, 1897
     2 Class Ascetosporea T. Cavalier-Smith, 2002
     3 Class Gromiidea Cavalier-Smith & Chao, 2003