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 Gnathostomataᵀ Gegenbaur, 1874 - jawed vertebrates
                                                   [crown] Clade Eugnathostomata
                                                     Clade Pan-Osteichthyes Rowe 2004 [Moore & Near 2020]
                                                       Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
                                                         Clade Pan-Actinopterygii Rowe 2004 [Moore & Near 2020]
                                                           Clade Actinopterygiiᵀ Woodward 1891 [Moore & Near 2020]
                                                             Clade Pan-Actinopteri Moore & Near 2020
                                                               Class Actinopteri Cope, 1871
                                                                 Subclass Neopterygii Regan, 1923
                                                                   Infraclass Teleosteomorpha Arratia, 2001
                                                                     Division Teleostei Müller, 1845
                                                                       Supercohort Teleocephala de Pinna, 1996 - crown-group Teleostei
                                                                         Cohort Clupeocephala Patterson & Rosen, 1977
                                                                           Subcohort Euteleosteomorpha Greenwood et al., 1966
                                                                             Infracohort Neoteleostei Nelson, 1969
                                                                               Supersection Eurypterygia Rosen, 1973
                                                                                 Section Ctenosquamata Rosen, 1973
                                                                                   Subsection Acanthomorphata Rosen, 1973
                                                                                     Clade Euacanthomorpha Johnson & Patterson, 1993
                                                                                       Clade Holacanthopterygii Johnson & Patterson, 1993
                                                                                         Division Acanthopterygii Rosen & Patterson, 1969
                                                                                           Subdivision Percomorphaceae
                                                                                             Series Gobiaria [monotypic]
                                                                                               Order Gobiiformesᵀ Günther, 1880 - gobies
                                                                                                 Suborder Gobioideiᵀ Berg, 1940
                                                                                                   Family Gobiidaeᵀ Cuvier, 1816 - gobies
                                                                                                     Subfamily Gobiinaeᵀ Cuvier, 1816 - sea gobies
                                                                                                       Genus Mesogobius Bleeker, 1874
                                                                                                         1 Mesogobius batrachocephalus (Pallas, 1811) - Knout goby
                                                                                                         2 Mesogobius nigronotatus (Kessler, 1877)
                                                                                                         3 Mesogobius nonultimus (Iljin, 1936)