Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Hysterangiales K. Hosaka & Castellano (2007)
         Family Trappeaceae P.M.Kirk (2008)
           1 Genus Phallobata G.Cunn. (1926)
           2 Genus Restingomyces Sulzbacher, Grebenc & Baseia (2016)
           3 Genus Trappea Castellano (1990)