Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes Subphylum Ustilaginomycotina Doweld (2001) Class Ustilaginomycetes Warm. (1884) - smut fungi Uleiellales Garnica, K. Riess, M. Schön, H. Butin, M. Lutz, Oberw. & R. Bauer (2016) 1 Family Uleiellaceae Vánky (2001)