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 Deuterostomia Grobben, 1908
Phylum Chordata Bateson, 1885 - chordates
Subphylum Craniata auct.
Infraphylum Vertebrata Lamarck, 1801 - vertebrates
Clade Pan-Gnathostomata Downs 2020
Superclass †Pteraspidomorphi Goodrich, 1909 [monotypic]
Class †Pteraspidomorphaᵀ
Subclass †Heterostraci Lankester, 1868
Order †Cyathaspidiformes Kiaer, 1930 [paraphyletic]
Family †Cyathaspididaeᵀ Kiaer, 1932, nom. praeval. [paraphyletic]
Subfamily †Poraspidinae Denison, 1964
Genus †Poraspisᵀ Kiaer, 1930
01 †Poraspis barroisi (Leriche, 1906)
02 †Poraspis brevis Kiaer & Heintz, 1935
03 †Poraspis cracens Elliott, Loeffler & Liu, 1998
04 †Poraspis heintzae Elliott, Loeffler & Liu, 1998
05 †Poraspis parmula Elliott, Loeffler & Liu, 1998
06 †Poraspis polaris Kiaer, 1930
07 †Poraspis pompeckji (Brotzen, 1933)
08 †Poraspis rostrata Kiaer & Heintz, 1935
09 †Poraspis sericeaᵀ (Lankester, 1873)
10 †Poraspis siemiradzkii (Zych, 1931)
11 †Poraspis simplex (Brotzen, 1933)
12 †Poraspis sturi (Alth, 1874)
13 †Poraspis thules Elliott, Loeffler & Liu, 1998