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 Spirotrichea Bütschli, 1889
Subclass Stichotrichia Small & Lynn, 1985
Order Sporadotrichida Fauré-Fremiet, 1961
Family Oxytrichidae Ehrenberg, 1838
Subfamily Oxytrichinaeᵀ Jankowski
Genus Oxytrichaᵀ Bory, 1824
Oxytricha alfredi Berger, 1999
Oxytricha bicirrata Foissner et al., 1991
Oxytricha durhamiensis Berger, 1999
Oxytricha fallax Stein
Oxytricha granuliferaᵀ Foissner & Adam, 1983
Oxytricha histriomuscorum Foissner et al., 1991
Oxytricha islandica Berger & Foissner, 1989
Oxytricha kahlovata Berger, 1999
Oxytricha lanceolata Shibuya, 1930
Oxytricha longigranulosa Berger & Foissner, 1989
Oxytricha nauplia Berger & Foissner, 1987
Oxytricha nova
Oxytricha opisthomuscorum Foissner et al., 1991
Oxytricha oxymarina Berger, 1999
Oxytricha pseudofurcata Berger, 1999
Oxytricha rubripuncta Berger & Foissner, 1987
Oxytricha stylomuscorum Foissner et al., 1991