Kingdom Fungi R.T.Moore (1980) - fungi
   Subkingdom Dikarya Hibbett, T.Y. James & Vilgalys (2007)
     Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
       Subphylum Ustilaginomycotina Doweld (2001)
         Class Ustilaginomycetes Warm. (1884) - smut fungi
           Order Ustilaginales G.Winter (1880)
             1 Genus Melanotaenium de Bary (1874)
             2 Genus Ustilago (Pers.) Roussel (1806)
             3 Genus Cintractia Cornu (1883)