Kingdom Fungi R.T.Moore (1980) - fungi Phylum Rozellomycota Doweld (2013) Class Microsporidea Corliss & Levine, 1963 Genus Systenostrema Hazard & Oldacre, 1975, incertae sedis Systenostrema tabaniᵀ Hazard & Oldacre, 1975