Domain Eucaryota
   Subdomain Amoebota Doweld (2001)
     Kingdom Mucorobiota Doweld (2001)
       Subkingdom Tuberobiotina Doweld (2001)
         Phylum Ustilaginomycota R.T.Moore (1980)
           Subphylum Uredinomycotina Doweld (2001) [monotypic]
             Class Uredinomycetes Doweld (2001), nom. inval. see Class Uredinomycetes Warm. (1884)
               Subclass Sporidiobolomycetidae Doweld (2001) [monotypic]
                 1 Order Sporidiobolales Doweld (2001)