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 Protostomia Grobben, 1908
                                         Superphylum Ecdysozoa Aguinaldo, Turbeville, Linford, Rivera, Garey, Raff & Lake, 1997
                                           Introverta Nielsen, 1995
                                             Nematoida Rudolphi, 1808
                                               Phylum Nematoda Gegenbaur, 1859 - round worms
                                                 [Class Secernentea Von Linstow, 1905]
                                                   [Subclass Rhabditia] see Superorder Rhabditica Hodda, 2007
                                                     [Order Strongylida] see Order Rhabditida Chitwood, 1933
                                                       [Suborder Strongylinaᵀ] see Suborder Rhabditina Chitwood, 1933
                                                         [Superfamily Trichostrongyloidea] see Superfamily Strongyloidea Baird, 1853
                                                           Family Cooperiidae
                                                             Subfamily Cooperiinaeᵀ
                                                               Genus Cooperiaᵀ Ransom, 1907
                                                                 Cooperia connochaeti J. Boomker et al., 1979
                                                                 Cooperia curticei (Giles, 1892) Ransom, 1907
                                                                 Cooperia fuelleborni Hung, 1926
                                                                 Cooperia hungi (Mönnig, 1931) Mönnig, 1932
                                                                 Cooperia neitzi Mönnig, 1932
                                                                 Cooperia oncophora
                                                                 Cooperia pectinata Ransom, 1907
                                                                 Cooperia pigachei J. Boomker & W.A. Taylor, 2004
                                                                 Cooperia rotundispiculum Gibbons & Khalil, 1980