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
Clade Nephrozoa Jondelius, Ruiz-Trillo, Baguñà & Riutort 2002
Infrakingdom Deuterostomia Grobben, 1908
Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
Myopterygii - myopterygians
Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
Grade Chondrichthiomorphi
Class Chondrichthyes Huxley, 1880 - cartilaginous fishes
Subclass Holocephali Bonaparte, 1832
Superorder Holocephalimorpha (Lund, 1986)
Cochliodontomorpha
Order Chimaeriformes Obruchev, 1953 - chimaeras
Suborder Chimaeroideiᵀ Patterson, 1965
Superfamily Chimaeroideaᵀ
Family Chimaeridaeᵀ Rafinesque, 1815 - shortnose chimaeras
Genus Hydrolagus Gill, 1863
Hydrolagus affinis (Brito Capello, 1868) - Atlantic chimaera
Hydrolagus africanus (Gilchrist, 1922)
Hydrolagus alberti Bigelow & Schroeder, 1951
Hydrolagus alphus Quaranta et al., 2006
Hydrolagus barbouri (Garman, 1908) - Japanese spotted ratfish
Hydrolagus bemisi Didier, 2002
Hydrolagus colliei (Lay & Bennett, 1839) - spotted ratfish
Hydrolagus deani (Smith & Radcliffe, 1912) - Philippine chimaera
Hydrolagus eidolon (Jordan & Hubbs, 1925)
Hydrolagus lemures (Whitley, 1939) - blackfin ghostshark
Hydrolagus macrophthalmus de Buen, 1959
Hydrolagus matallanasi Soto & Vooren, 2004
Hydrolagus media (Garman, 1911)
Hydrolagus melanophasma James et al., 2009 - Eastern Pacific black ghostshark
Hydrolagus mirabilis (Collett, 1904) - large-eyed rabbitfish
Hydrolagus mitsukurii (Jordan & Snyder, 1904) - ghost shark
Hydrolagus novaezealandiae (Fowler, 1911)
Hydrolagus ogilbyi (Waite, 1898)
Hydrolagus pallidus Hardy & Stehmann, 1990
Hydrolagus purpurescens (Gilbert, 1905) - purple chimaera
Hydrolagus trolli Didier & Séret, 2002
Hydrolagus waitei Fowler, 1908