Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes Subphylum Pucciniomycotina R. Bauer, Begerow, J.P. Samp., M. Weiss & Oberw. (2006) Class Agaricostilbomycetes R. Bauer, Begerow, J.P. Samp., M. Weiss & Oberw. (2006) Order Agaricostilbales Oberw. & R. Bauer (1989) Family Chionosphaeraceae Oberw. & Bandoni (1982) Genus Ballistosporomyces Nakase, G. Okada & Sugiy. (1989)