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 Rhizaria Cavalier-Smith, 2002
Phylum Retaria Cavalier-Smith, 2002
Subphylum Foraminifera d'Orbigny, 1826
Class Nodosariata Mikhalevich, 1992, incertae sedis
Subclass Nodosarianaᵀ Mikhalevich, 1992
Order Polymorphinida Mikhalevich, 1980
Suborder Polymorphininaᵀ Mikhalevich, 1980
Family Polymorphinidaeᵀ d'Orbigny, 1839
Subfamily Polymorphininaeᵀ d'Orbigny, 1839
Genus †Spirofrondicularia Schubert, 1902