Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes Subphylum Agaricomycotina Doweld (2001) Class Tremellomycetes Doweld (2001) Order Tremellales Fr. (1821) Family Cryptococcaceae Kütz. ex Castell. & Chalm. (1919) Genus Kwoniella Statzell & Fell (2008)