Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes Subphylum Ustilaginomycotina Doweld (2001) Class Exobasidiomycetes Begerow, M. Stoll & R. Bauer (2007) Order Ceraceosorales Begerow, M. Stoll & R. Bauer (2007) 1 Family Ceraceosoraceae Denchev & R.T.Moore (2009)