Infraphylum [Gnathostomata] Gegenbaur, 1874 - jawed vertebrates see Superclass Gnathostomata Gegenbaur, 1874
   Megaclass Osteichthyes Huxley, 1880 see Clade Osteichthyes Huxley 1880 [Moore & Near 2020]
     Superclass Actinopterygii Woodward, 1891 see Clade Actinopterygii Woodward 1891 [Moore & Near 2020]
       Class Actinopteri Cope, 1871
         Subclass Neopterygii Regan, 1923
           Infraclass Teleostei Müller, 1845 see Division Teleostei Müller, 1845
             Megacohort Osteoglossocephalai
               Supercohort Clupeocephala Patterson & Rosen, 1977 see Cohort Clupeocephala Patterson & Rosen, 1977
                 Cohort Otomorpha Wiley & Johnson, 2010 see Subcohort Otomorpha Wiley & Johnson, 2010
                   Subcohort Ostariophysi Sagemehl, 1885 see Superorder Ostariophysi Sagemehl, 1885
                     Section Otophysa Rosen & Greenwood, 1970
                       Superorder Siluriphysae
                         Order Siluriformes Bleeker, 1858 - catfishes
                           Suborder Loricarioidei
                             1 Family Astroblepidae Bleeker, 1862 - climbing catfishes
                             2 Family Callichthyidae Bonaparte, 1835 - callichthyid armored catfishes
                             3 Family Loricariidae Rafinesque, 1815 - suckermouth armored catfishes
                             4 Family Nematogenyidae Bleeker, 1862 - mountain catfishes
                             5 Family Trichomycteridae Bleeker, 1858 - pencil catfishes
                             6 Family Scoloplacidae Bailey & Baskin, 1976 - spiny dwarf catfishes