Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Russulales Kreisel ex P.M.Kirk, P.F. Cannon & J.C. David (2001)
         Family Echinodontiaceae Donk (1961)
           1 Genus Amylostereum Boidin (1958)
           2 Genus Echinodontiellum S.H. He & Nakasone (2017)
           3 Genus Echinodontium Ellis & Everh. (1900)
           4 Genus Larssoniporia Y.C. Dai, Jia J. Chen & B.K. Cui (2015)