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 Plantae Haeckel (1866) - plants
Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants
Phylum Chlorophyta Pascher (1914) [coordinate rank] - green algae
"core chlorophytes"
Class Chlorophyceae Wille (1884) - chlorophytes
Order Sphaeropleales Luerssen (1877)
Family Scenedesmaceae Oltmanns
Genus Crucigenia C. Morren (1830)
Crucigenia fenestrata (Schmidle) Schmidle