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 Heterokonta Caval.-Sm. (1986)
Phylum Ochrophyta Caval.-Sm. (1995)
Subphylum Phaeista Caval.-Sm. (1995)
[Infraphylum Chrysista Caval.-Sm. (1993)]
[Superclass Phagochrysia Cavalier-Sm. (1995)]
[Class Chrysophycea Hibberd (1976)]
see Class Chrysophyceae Fritsch (1927)
1 [Subclass Chrysomonadidaeᵀ Saville Kent (1881)]
2 [Subclass Synuridae Caval.-Sm. (1989)]
2.0 [Class "Synurea" Caval.-Sm. (1986), orth. inval.]
see Class Synurophyceae Andersen (1987)
2.0 [Subclass "Synuridae" Caval.-Sm. (1993), stat. inval.]
see Subclass Synuridae Caval.-Sm. (1989)
3 [Subclass Sarcinochrysidae Cavalier-Sm. (1993) [monotypic]]
4 [Subclass Chrysomeridae Cavalier-Sm. (1993) [monotypic]]