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 dorsates Cavalier-Smith, 2021
Clade podiates Cavalier-Smith, 2012
Clade Amorphea Adl et al. 2012 [Simpson, Medina & Adl 2020]
Clade Obazoa Brown, Sharpe, Silberman, Heiss, Lang, Simpson & Roger 2013
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
Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
Infrakingdom Protostomia Grobben, 1908
Superphylum Ecdysozoa Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997
Panarthropoda Nielsen, 1995 - panarthropods
Tactopoda Budd, 2001
Phylum Tardigrada Doyère, 1840 - tardigrades
Class Eutardigrada Richters, 1926 - naked tardigrades
Order Parachela Schuster, Nelson, Grigarick & Christenberry, 1980
Superfamily Hypsibioidea Pilato, 1969
Family Hypsibiidaeᵀ Pilato, 1969
Subfamily Hypsibiinaeᵀ Pilato, 1969
Genus Acutuncus Pilato & Binda, 1997
Genus Doryphoribius Pilato, 1969
Genus Echinursellus Iharos, 1968, nom. dub.
Genus Eremobiotus Biserov, 1992
Genus Halobiotus R.M. Kristensen, 1982
Genus Hypsibiusᵀ Ehrenberg, 1848
Genus Isohypsibius Thulin, 1928
Genus Mixibius Pilato, 1992
Genus Pseudobiotus Nelson, in Schuster et al., 1980
Genus Ramajendas Pilato & Binda, 1986
Genus Ramazzottius Binda & Pilato, 1986
Genus Thulinius R. Bertolani, 2003