Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
Count: [f†f] 1p;7c;86o;538f; †1p;8c;99o;293f;53g;1s [4 May 2025]
   Phylum Chordata Bateson, 1885 - chordates
  Count: [f†f] 7c;86o;538f; †7c;99o;292f;53g;1s [4 May 2025]
     Subphylum Craniata auct.
    Count: [f†f] 4c;85o;536f; †6c;99o;292f;49g;1s [4 May 2025]
       Infraphylum Vertebrata Lamarck, 1801 - vertebrates
      Count: [f†f] 3c;84o;535f; †6c;99o;292f;49g;1s [4 May 2025]
         Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
        Count: [f†f] 2c;83o;532f; †2c;81o;255f;48g
           Eugnathostomata
          Count: [f†f] 2c;83o;532f; †1c;74o;230f;48g [4 May 2025]
             Grade Teleostomi Bonaparte, 1836 see Clade Pan-Osteichthyes Rowe 2004 [Moore & Near 2020]
            Count: [f†f] 1c;69o;478f; †1c;47o;156f;26g [4 May 2025]
               Class Osteichthyes Huxley, 1880 - bony fishes and tetrapods see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
              Count: [f†f] 69o;478f; †43o;144f;21g
                 Subclass Actinopterygii Woodward, 1891 - ray-finned fishes see Class Actinopterygii Woodward, 1891
                Count: [f†f] 67o;474f; †33o;111f;13g [4 May 2025]
                   [crown] Neopterygii Regan, 1923 see Subclass Neopterygii Regan, 1923
                  Count: [f†f] 65o;471f; †19o;78f;10g [4 May 2025]
                     Division Teleosteomorpha Arratia, 2001 see Infraclass Teleosteomorpha Arratia, 2001
                    Count: [f†f] 63o;469f; †13o;58f;8g [4 May 2025]
                       Subdivision Teleostei Müller, 1845 - teleosts see Division Teleostei Müller, 1845
                      Count: [f†f] 63o;469f; †11o;56f;8g [4 May 2025]
                         Supercohort Teleocephala de Pinna, 1996 - crown-group Teleostei
                        Count: [f†f] 63o;469f; †4o;41f;6g [4 May 2025]
                           Osteoglossocephala Arratia, 2010
                          Count: [f†f] 59o;445f; †4o;41f;6g [4 May 2025]
                             Clupeocephala Patterson & Rosen, 1977 see Cohort Clupeocephala Patterson & Rosen, 1977
                            Count: [f†f] 57o;439f; †3o;40f;6g [4 May 2025]
                               Cohort Otocephala Johnson & Patterson, 1996 see Subcohort Otomorpha Wiley & Johnson, 2010
                              Count: [f†f] 7o;88f; †1o;7f [22 Apr 2025]
                                 Superorder Ostariophysi Sagemehl, 1885
                                Count: [f†f] 5o;80f; †4f [22 Apr 2025]
                                   Series Otophysi Rosen & Greenwood, 1970 see Section Otophysa Rosen & Greenwood, 1970
                                  Count: [f†f] 4o;77f; †4f [22 Apr 2025]
                                     Subseries Cypriniphysi Fink & Fink, 1981 [monotypic] see [unranked] Cypriniphysi Fink & Fink, 1981
                                    Count: [f†f] 1o;13f; †1f [18 Apr 2025]
                                       Order Cypriniformes Bleeker, 1859 - carps, loaches, minnows, and relatives
                                      Count: [f†f] 13f; †1f [18 Apr 2025]
                                         Superfamily Cobitoidea Swainson, 1839 see Suborder Cobitoidei
                                        Count: [f†f] 11f; †1f [18 Apr 2025]
                                           01 Family †Jianghanichthyidae Liu, Chang, Wilson & Murray, 2015
                                          Count: -
                                           02.1 Family Gyrinocheilidae Gill, 1905 - algae eaters
                                          Count: -
                                           02.2 Family Catostomidae Agassiz, 1850 - suckers
                                          Count: -
                                           03.1 Family Botiidae Berg, 1940 - pointface loaches
                                          Count: -
                                           03.2 Family Vaillantellidae Nalbant & Bănărescu, 1977 - longfin loaches
                                          Count: -
                                           04 Family Cobitidae Swainson, 1838 - spined loaches
                                          Count: -
                                           05 Family Balitoridae Swainson, 1839 - river loaches
                                          Count: -
                                           06 Family Gastromyzontidae Fowler, 1905 - hillstream loaches
                                          Count: -
                                           07 Family Nemacheilidae Regan, 1911 - brook loaches
                                          Count: -
                                           08 Family Barbuccidae Kottelat, 2012 - scooter loaches
                                          Count: -
                                           09 Family Ellopostomatidae Bohlen & Šlechtová, 2009 - square-head loaches
                                          Count: -
                                           10 Family Serpenticobitidae Kottelat, 2012 - snake loaches
                                          Count: -