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) Genus Trappea Castellano (1990)