Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes Subphylum Ustilaginomycotina Doweld (2001) Class Exobasidiomycetes Begerow, M. Stoll & R. Bauer (2007) Order Tilletiales Kreisel ex R. Bauer & Oberw. (1997) Family Tilletiaceae J.Schröt. (1887) Genus Neovossia Körn. (1879)