Kingdom Fungi R.T.Moore (1980) - fungi Subkingdom Dikarya Hibbett, T.Y. James & Vilgalys (2007) Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes Subphylum Agaricomycotina Doweld (2001) Class Agaricomycetes Doweld (2001) Order Trechisporales K.H. Larss. (2007), incertae sedis Genus Porpomyces Jülich (1982)