Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Gomphales Jülich (1982)
         Family Clavariadelphaceae Corner (1970)
           1 Genus Beenakia D.A. Reid (1956)
           2 Genus Clavariadelphus Donk (1933)