Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
[crown] 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 natates Cavalier-Smith, 2021
Clade photaria Cavalier-Smith, 2021
Clade eucorta Cavalier-Smith, 2021
Superkingdom Corticata Lankester, 1878 - corticates
Kingdom Chromista Caval.-Sm. (1981) - chromists
Subkingdom Harosa Cavalier-Smith, 2010
[crown] Clade Sar Adl et al. 2012 [Simpson & Dunthorn 2020]
Infrakingdom Halvaria Cavalier-Smith, 2010
Superphylum Alveolata Cavalier-Smith, 1991
Phylum Ciliophora Doflein, 1901 - ciliates
Subphylum Intramacronucleata Lynn, 1996 - amphiesmates
Class Litostomatea Small & Lynn, 1981
Subclass Trichostomatia Bütschli, 1889
Order Vestibuliferida de Puytorac et al., 1974
1 Genus Buxtonella Jameson, 1926 [monotypic]
2 Genus Muniziella da Fonseca, 1939 [monotypic]
3 Genus Taliaferria Hegner & Rees, 1933 [monotypic]
4 ?Family Protocaviellidae Grain, in Corliss, 1979
5 Family Paraisotrichidae da Cunha, 1917
6 Family Amylovoracidae S.L. Cameron & P.J. O'Donoghue, 2002 [monotypic]
7 Family Isotrichidae Bütschli, 1889
8 Family Balantidiidae Reichenow, in Doflein & Reichenow, 1929
9 Family Pycnotrichidae Poche, 1913