Class Mycetozoa de Bary, 1859 see Superclass Mycetozoa de Bary, 1859 ex Rostafinski, 1873
   Cohort Endosporeae Rostafinski, 1873 see Division Endosporeae Rostafiński, 1873
     Order Calcareae Rostafinski, 1873
       Tribe Cienkowskiaceae Rostafinski, 1873, orth. inval. [monotypic] see Family Cienkowskiaceae Rostafiński, 1873
         1 Genus Cienkowskia Rostafinski, 1873 see Genus Willkommlangea O. Kuntze, 1891