Natura - nature
actualia - actual entities
Mundus Plinius - physical world
naturalia - natural bodies
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
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 Hormosinana Mikhalevich, 1992
Order Saccamminida Lankester, 1885
Family Saccamminidaeᵀ Brady, 1884
Subfamily Saccammininaeᵀ Brady, 1884
01 Genus †Placentammina Thalmann, 1947
02 Genus †Hyperamminita Crespin, 1958
03 Genus †Sacculinella Crespin, 1958
04 Genus †Stomasphaera Mound, 1961
05 Genus †Titanotheka Gaucher & Sprechmann, 1999
06 Genus †Lavella Nestell & Tolmacheva, 2004
07 Genus Saccamminaᵀ Sars, 1869
08 Genus Technitella Norman, 1878
09 Genus Brachysiphon Chapman, 1906
10 Genus Lagenammina Rhumbler, 1911
11 Genus Pilulinella Saidova, 1975
12.1 Genus Psammophaga Arnold, 1982
12.2 Genus Niveus Altin, Habura & Goldstein, 2009
12.3 Genus Xiphophaga Goldstein, Habura, Richardson & Bowser, 2010
13 Genus Cribrothalammina Goldstein & Barker, 1988
14 Genus Marsupulinoides Brönnimann, 1988
15 Genus Saccamminella Brönnimann, Whittaker & Zaninetti, 1992
16 Genus Pseudosacculinella Yassini & Jones, 1995
17 Genus Cedhagenia Gooday, Anikeeva & Pawlowski, 2010