Phylum Basidiomycota R.T.Moore (1980) - basidiomycetes Subphylum Pucciniomycotina R. Bauer, Begerow, J.P. Samp., M. Weiss & Oberw. (2006) Class Pucciniomycetes R. Bauer, Begerow, J.P. Samp., M. Weiss & Oberw. (2006) Order Pucciniales Clem. & Shear (1931) Family Raveneliaceae Leppik (1972) Genus Bibulocystis J. Walker, Beilharz, Pascoe & Priest (2006)