Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Clade neomura Cavalier-Smith, 1987
Domain Eukaryota Chatton, 1925 - eukaryotes
Clade discaria Cavalier-Smith, 2021
Clade dorsates Cavalier-Smith, 2021
Clade podiates Cavalier-Smith, 2012
Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
Superkingdom Holomycota Liu, Steenkamp, Brinkmann, Forget, Philippe & Lang, 2009
Kingdom Fungi R.T.Moore (1980) - fungi
Subkingdom Rozellomyceta Tedersoo, Sánchez-Ramírez, Kõljalg, Bahram, M. Döring, Schigel, T.W. May, M. Ryberg & Abarenkov (2018) [monotypic]
Phylum Rozellomycotaᵀ Doweld (2013)
Class Microsporidea Corliss & Levine, 1963
01 Genus Alfvenia Larsson, 1983, incertae sedis
02 Genus Anisofilariata Tokarev, Voronin, Seliverstova, Dolgikh, Pavlova, Ignatieva & Issi, 2010, incertae sedis [monotypic]
03 Genus Auraspora Weiser & Purrini, 1980, incertae sedis [monotypic]
04 Genus Baculea Loubès & Akbarieh, 1978, incertae sedis [monotypic]
05 Genus Campanulospora Issi, Radishcheva & Dolzhenko, 1983, incertae sedis [monotypic]
06 Genus Caulleryetta Dogiel, 1922, incertae sedis [monotypic]
07 Genus Chytridioides Trégouboff, 1913, incertae sedis [monotypic]
08 Genus Ciliatosporidium Foissner & Foissner, 1995, incertae sedis [monotypic]
09 Genus Crispospora Tokarev, Voronin, Seliverstova, Pavlova & Issi, 2010, incertae sedis [monotypic]
10 Genus Cryptosporina Hazard & Oldacre, 1975, incertae sedis [monotypic]
11 Genus Cystosporogenes Canning, Barker, Nicholas & Page, 1985, incertae sedis
12 Genus Endoreticulatus Brooks, Becnel & Kennedy, 1988, incertae sedis
13 Genus Enterocytospora Rode, Landes, Lievens, Flaven, Segard, Jabbour-Zahab, Michalakis, Agnew, Vivarés & Lenormand, 2013, incertae sedis [monotypic]
14 Genus Evlachovaia Voronin & Issi, 1986, incertae sedis [monotypic]
15 Genus Geusia Rühl & Korn, 1979, incertae sedis [monotypic]
16 Genus Globulispora Vávra, Hyliš, Fiala & Nebesářová, 2016, incertae sedis [monotypic]
17 Genus Glugoides Larsson, Ebert, Vávra & Voronin, 1996, incertae sedis [monotypic]
18 Genus Gurleyides Voronin, 1986, incertae sedis [monotypic]
19 Genus Hamiltosporidium Haag, Larsson, Refardt & Ebert, 2011, incertae sedis
20 Genus Hazardia Weiser, 1977, incertae sedis
21 Genus Hirsutosporos Batson, 1983, incertae sedis [monotypic]
22 Genus Holobispora Voronin, 1986, incertae sedis [monotypic]
23 Genus Issia Weiser, 1977, incertae sedis
24 Genus Janacekia Larsson, 1983, incertae sedis
25 Genus Kinorhynchospora Adrianov & Rybakov, 1991, incertae sedis [monotypic]
26 Genus Liebermannia Sokolova, Lange & Fuxa, 2006, incertae sedis
27 Genus Mariona Stempell, 1909, incertae sedis [monotypic]
28 Genus Merocinta Pell & Canning, 1993, incertae sedis [monotypic]
29 Genus Microsporidium Balbiani, 1884, incertae sedis
30 Genus Multilamina Becnel, Scheffrahn, Vossbrinck & Bahder, 2013, incertae sedis [monotypic]
31 Genus Myxocystis Mrázek, 1897, incertae sedis [monotypic]
32 Genus Nematocenator Sapir, Dillman, Connon, Grupe, Ingels, Mundo-Ocampo, Levin, Bladwin, Orphan & Sternberg, 2014, incertae sedis [monotypic]
33 Genus Nematocida Troemel, Félix, Whiteman, Barrière & Ausubel, 2008, incertae sedis [monotypic]
34 Genus Nosemoides Vinckier, 1975, incertae sedis
35 Genus Orthosomella Canning, Wigley & Barker, 1991, incertae sedis
36 Genus Sheriffia Larsson, 2014, incertae sedis [monotypic]
37 Genus Spiroglugea Léger & Hesse, 1924, incertae sedis [monotypic]
38 Genus Sporanauta Ardila-Garcia & Fast, 2012, incertae sedis [monotypic]
39 Genus Stempellia Léger & Hesse, 1910, incertae sedis
40 Genus Systenostrema Hazard & Oldacre, 1975, incertae sedis
41 Genus Takaokaspora Andreadis, Takaoka, Otsuka & Vossbrinck, 2013, incertae sedis [monotypic]
42 Genus Trichotuzetia Vávra, Larsson & Baker, 1997, incertae sedis [monotypic]
43 Genus Triwangia Nai, Hsu & Lo, 2013, incertae sedis [monotypic]
44 Genus Vittaforma Silveira & Canning, 1995, incertae sedis [monotypic]
45 Genus Wittmannia Czaker, 1997, incertae sedis [monotypic]
46 Family Heterovesiculidae Lange, MacVean, Henry & Streett, 1995, incertae sedis [monotypic]
47 Family Neonosemoidiidae Faye, Toguebaye & Bouix, 1996, orth. praeval., incertae sedis [monotypic]
48 Family Pleistosporidiidae Codreanu-Bălcescu & Codreanu, incertae sedis [monotypic]
49 Family "Toxoglugeidae" sensu Wijayawardene et al., 2018, incertae sedis [monotypic]
50 Family Tubulinosematidae Franzen, Fischer, Schroeder, Schölmerich & Schneuwly, 2005, incertae sedis
51.1 Family Areosporiidae Stentiford, Bateman, Feist, Oyarzún, Uribe, Palacios & Stone, 2014, orth. praeval., incertae sedis [monotypic]
51.2 Family Ordosporidae Larsson, Ebert & Vávra, 1997, incertae sedis [monotypic]
52.1 Family Facilisporidae Jones, Prosperi-Porta & Kim, 2012, incertae sedis [monotypic]
52.2 Family Myosporidae Stentiford, Bateman, Small, Moss, Shields, Reece & Tuck, 2010, incertae sedis [monotypic]
53.1 Family Telomyxidae Léger & Hesse, 1910, incertae sedis [monotypic]
53.2 Family Berwaldiidae Simakova, Tokarev & Issi, 2018, incertae sedis
53.3 Family Neopereziidae Voronin, 2001, incertae sedis
54 Family Cougourdellidae Poisson, 1953, incertae sedis [monotypic]
55.1 Order Chytridiopsida Weiser, 1974
55.2 Order Glugeida Issi, 1986
56.1 Order Meiodihaplophasida Sprague, Becnel & Hazard, 1992
56.2 Order Dissociodihaplophasida Sprague, Becnel & Hazard, 1992