[Phylum] Chordata Bateson, 1885 - chordates
   Subphylum Craniata auct.
     Infraphylum Vertebrata Lamarck, 1801 - vertebrates
       Superclass Gnathostomata Gegenbaur, 1874 - jawed vertebrates
         Class Osteichthyes Huxley, 1880 - bony fishes and tetrapods see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
           Subclass Sarcopterygii Romer, 1955 - lobe-finned fishes and tetrapods see [unranked] Sarcopterygii Romer, 1955
             Infraclass †Osteolepidida Boulenger, 1901 [monotypic] see [unranked] Osteolepidimorpha
               Order †Osteolepidiformes Berg, 1937
                 Suborder †Osteolepidoidei Moy-Thomas & Miles, 1971
                   Family †Thursiidae Borgen & Nakrem, 2016
                     1 Genus †Thursius Traquair, 1888