Superphylum Deuterostomia Grobben, 1908 - deuterostomes see Infrakingdom Deuterostomia Grobben, 1908
   Phylum Chordata Bateson, 1885 - chordates
     Subphylum Craniata auct.
       Infraphylum Vertebrata Lamarck, 1801 - vertebrates
         Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
           Eugnathostomata
             Grade Teleostomi Bonaparte, 1836 see Clade Pan-Osteichthyes Rowe 2004 [Moore & Near 2020]
               Class Osteichthyes Huxley, 1880 - bony fishes and tetrapods see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
                 Subclass Actinopterygii Woodward, 1891 - ray-finned fishes see Class Actinopterygii Woodward, 1891
                   [crown] Infraclass Chondrostei Müller, 1844 see Subclass Chondrostei Müller, 1844
                     Order Acipenseriformes Berg, 1940 - paddlefishes and sturgeons
                       Suborder †Peipiaosteiformes Nelson, Grande & Wilson, 2016, orth. inval. [monotypic] see Suborder Peipiaosteoidei Grande & Bemis, 1996
                         1 Family †Peipiaosteidae Liu & Zhou, 1965, incertae sedis