Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes Subphylum Agaricomycotina Doweld (2001) Class Tremellomycetes Doweld (2001) Order Trichosporonales Boekhout & Fell (2001) Family Trichosporonaceae Nann. (1934) Genus Apiotrichum Stautz (1931)