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 neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes
Clade neozoa Cavalier-Smith 1993
Superkingdom Corticata Lankester, 1878
Kingdom Chromista Caval.-Sm. (1981) - chromists
Subkingdom Harosa Cavalier-Smith, 2010
Infrakingdom Halvaria Cavalier-Smith, 2010
Superphylum Alveolata Cavalier-Smith, 1991
Phylum Ciliophora Doflein, 1901 - ciliates
Subphylum Intramacronucleata Lynn, 1996 - amphiesmates
1.1.1 Class Spirotrichea Bütschli, 1889
1.1.2 Class Armophorea Lynn, 2004
1.2 Class Litostomatea Small & Lynn, 1981
2 Class Phyllopharyngea de Puytorac et al., 1974
3.1.1 Class Nassophorea Small & Lynn, 1981
3.1.2 Class Colpodea Small & Lynn, 1981
3.1.3 Class Prostomatea Schewiakoff, 1896
3.2 Class Plagiopylea Small & Lynn, 1985
3.3 Class Oligohymenophorea de Puytorac et al., 1974 - oligohymenophoreans