Kingdom Fungi R.T.Moore (1980) - fungi
   Phylum Rozellomycota Doweld (2013)
     Class Microsporidea Corliss & Levine, 1963
       Order Meiodihaplophasida Sprague, Becnel & Hazard, 1992
         Family Thelohaniidae Hazard & Oldacre, 1975
           01 Genus Bohuslavia Larsson, 1985 [monotypic]
           02 Genus Chapmanium Hazard & Oldacre, 1975
           03 Genus Coccospora Kudo, 1925 [monotypic]
           04 Genus Cucumispora Ovcharenko, Bacela, Wilkinson, Ironside, Rigaud & Wattier, 2010
           05 Genus Hyperspora Stentiford, Ramilo, Abollo, Kerr, Bateman, Feist, Bass & Villalba, 2017 [monotypic]
           06 Genus Napamichum Larsson, 1990
           07 Genus Nudispora Larsson, 1990 [monotypic]
           08 Genus Octotetraspora Issi, Kadyrova, Pushkar, Khodzhaeva & Krylova, 1990 [monotypic]
           09 Genus Ormieresia Vivarès, Bouix & Manier, 1977 [monotypic]
           10 Genus Orthothelohania Codreanu & Codreanu-Bălcescu, 1974 [monotypic]
           11 Genus Paradoxium Stentiford, Ross, Kerr, Bass & Bateman, 2015 [monotypic]
           12 Genus Pegmatheca Hazard & Oldacre, 1975
           13 Genus Resiomeria Larsson, 1986 [monotypic]
           14 Genus Spherospora Garcia, 1991 [monotypic]
           15 Genus Thelohania Henneguy, 1892
           16 Genus Toxoglugea Léger & Hesse, 1924