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 dorsates Cavalier-Smith, 2021
Clade podiates Cavalier-Smith, 2012
[crown] Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
[crown] Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
[crown] Clade Opisthokonta Cavalier-Smith 1987 [Simpson & Medina 2020] - animal-fungal clade
Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
Clade filozoa Shalchian-Tabrizi, Minge, Espelund, Orr, Ruden, Jakobsen & Cavalier-Smith, 2008
Kingdom Animalia Linnaeus, 1758 - animals
Clade Planulozoa Wallberg, Thollesson, Farris & Jondelius 2004
Subkingdom Bilateria Hatschek, 1888 - bilaterians
Phylum Xenacoelomorpha Philippe, Brinkmann, Copley, Moroz, Nakano, Poustka, Wallberg, Peterson & Telford, 2011 [coordinate rank]
Subphylum Acoelomorpha Ehlers, 1985
Class Acoela Uljanin, 1870 [monotypic]
Order Acoelidaᵀ
Family Childiidae Dörjes, 1968
01 Genus Adeloposthia An der Lan, 1936
02 Genus Archactinoposthia Dorjes, 1968
03 Genus Atriofronta Dorjes, 1968
04 Genus Childiaᵀ Graff, 1911
05 Genus Microposthia Faubel, 1974
06 Genus Paraphanostoma Westblad, 1942
07 Genus Paraproporus Westblad, 1945
08 Genus Pelophila Dörjes, 1968, nom. illeg.
09 Genus Philactinoposthia Dorjes, 1968
10 Genus Pseudactinoposthia Dorjes, 1968