Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
   Subphylum Agaricomycotina Doweld (2001)
     Class Agaricomycetes Doweld (2001)
       Order Polyporales Gäum. (1926)
         Family Incrustoporiaceae Jülich (1982)
           1 Genus Gloeoporellus Zmitr. (2018)
           2 Genus Incrustoporia Domański (1963)
           3 Genus Piloporia Niemelä (1982)
           4 Genus Skeletocutis Kotl. & Pouzar (1958)
           5 Genus Tyromyces P.Karst. (1881)