[Phylum] Cercozoa Cavalier-Smith, 1998 Subphylum Endomyxa T. Cavalier-Smith, 2002 1.1 Class Proteomyxidea Cavalier-Smith, 2002 1.2 [Class] Gromiidea Cavalier-Smith & Chao, 2003 1.3 [Class] Ascetosporea T. Cavalier-Smith, 2002 2.1 [Order] Aconchulinida de Saedeleer, 1934 2.2 [Class] Phytomyxea Engler & Prantl, 1897