Phylum Amoebozoa Lühe, 1913
   Subphylum Conosa Cavalier-Smith, 1998 see Infraphylum Conosa Cavalier-Smith, 1998
     Infraphylum Mycetozoa de Bary, 1859 ex Rostafinski, 1873 see Superclass Mycetozoa de Bary, 1859 ex Rostafinski, 1873
       Class Myxogastrea Fries, 1829
         Order Physarida Macbride, 1922 see Suborder Physarina Macbride, 1922
           Family Didymiidae Rostafiński, 1873
             Genus Didymium Schrader, 1797
               1 Didymium nigripes (Link) Fr., 1829