Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Tremellomycetes Doweld (2001)
       Order Filobasidiales Jülich (1982)
         Family Filobasidiaceae L.S. Olive (1968)
           1 Genus Filobasidium L.S. Olive (1968)
           2 Genus Goffeauzyma Xin Zhan Liu, F.Y. Bai, M. Groenew. & Boekhout (2015)
           3 Genus Heterocephalacria Berthier (1980)
           4 Genus Naganishia Goto (1963)
           5 Genus Syzygospora G.W. Martin (1937)