Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         Biota
           "neomura"
             Domain Eukaryota Chatton, 1925 - eukaryotes
               "neokaryotes" - mitochondrial eukaryotes
                 "neozoa"
                   "scotokaryotes" Cavalier-Smith, 1999
                     "podiates" Cavalier-Smith, 2013
                       Amorphea Adl et al., 2012
                         Opisthokonta Cavalier-Smith, 1987
                           Holomycota Liu, Steenkamp, Brinkmann, Forget, Philippe & Lang, 2009
                             Kingdom Fungi R.T. Moore (1980) - fungi
                               Phylum Microsporidia Balbiani, 1882
                                 Class Microsporea Levine & Corliss, 1963
                                   Order Microsporidaᵀ Balbiani (1882)
                                     Suborder Apansporoblastina Tuzet et al. (1971)
                                       1.1 Family Unikaryonidae Sprague, 1977
                                       1.2 Family Encephalitozoonidae
                                       1.3 Family Enterocytozoonidae
                                       2 Family Spraguidae Weissenberg, 1976 [monotypic]
                                       3 Family Pereziidae Loubès et al. (1977)
                                       4 Family Cougourdellidae Poisson (1953)
                                       5 Family Caudosporidae Weiser, 1958
                                       6 Family Nosematidae Labbé, 1899
                                       7 Family Culicosporellidae J.J. Becnel & T. Fukuda (1991) [monotypic]
                                       8 Family Mrazekiidae Léger & Hesse (1922)