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
                                         [crown] Clade Ambulacraria Metschnikoff 1881 [Halanych 1995]
                                           Phylum Echinodermata Bruguière, 1789 - echinoderms
                                             Subphylum Eleutherozoa Bell, 1891
                                               Infraphylum Asterozoa von Zittel, 1895
                                                 Class Ophiuroidea Gray, 1840 - brittle stars and basket stars
                                                   Order Chilophiurina Matsumoto, 1915
                                                     Family Ophiuridae Müller & Troschel, 1840
                                                       Genus Amphiophiura Matsumoto, 1915
                                                       Genus Anthophiura Clark, 1911
                                                       Genus Aspidophiura Matsumoto, 1915
                                                       Genus Homophiura Paterson, 1985
                                                       Genus Ophiocten Lütken, 1855
                                                       Genus Ophioctenella Tyler, Paterson, Sibuet, Guille, Murton & Segonzac, 1995
                                                       Genus Ophiolepis Müller & Troschel, 1840
                                                       Genus Ophiomisidium Koehler, 1914
                                                       Genus Ophiomusium Lyman, 1869
                                                       Genus Ophiophycis Koehler, 1901
                                                       Genus Ophiopleura Danielssen & Koren, 1877
                                                       Genus Ophiosphalma Clark, 1941
                                                       Genus Ophiotjalfa Mortensen, 1915
                                                       Genus Ophiotypa Koehler, 1897
                                                       Genus Ophiozonella Matsumoto, 1915
                                                       Genus Ophiuraᵀ Lamarck, 1801
                                                       Genus Ophiurolepis Matsumoto, 1915
                                                       Genus Stegophiura Matsumoto, 1915
                                                       Genus Uriopha Paterson, 1980