Class Mycetozoa de Bary, 1859 see Superclass Mycetozoa de Bary, 1859 ex Rostafinski, 1873
   1 Subclass Protostelia Olive, 1970 [monotypic] see Class Protostelea Alexopoulos & Mims, 1979
   2 Subclass Dictyostelia Olive, 1970 [monotypic] see Class Dictyostelea Cavalier-Smith, 1993
   3 Subclass Acrasia [monotypic]
   4 Subclass Myxogastria Fries, 1829 see Class Myxogastrea Fries, 1829