organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Eukaryota Chatton, 1925 - eukaryotes
     Kingdom Fungi R.T.Moore (1980) - fungi
       Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes
         Class Basidiomycetes G.Winter (1880)
           Subclass Agaricomycetidae Locq. ex Parmasto (1986)
             Order Polyporales Gäum. (1926)
               Family Boreostereaceae Jülich (1982) see Family Gloeophyllaceae Jülich (1982)
                 1 Genus Boreostereum Parmasto (1968)
                 2 Genus Chaetodermella Rauschert (1988)
                 3 Genus Mycobonia Pat. (1894), nom. cons. see Genus Cerioporus Quél. (1886)
                 4 Genus Mycothele Jülich (1976)
                 5 Genus Veluticeps (Cooke) Pat. (1894)