Class Actinopterygii Woodward, 1891 - ray-finned fishes
   Subclass Neopterygii Regan, 1923
     Infraclass Teleostei Müller, 1845
       Supercohort Teleocephala de Pinna, 1996
         Clupeocephala
           Cohort Euteleosteomorpha (Greenwood et al., 1966)
             Subcohort Neoteleostei Nelson, 1969
               Infracohort Eurypterygia (Rosen, 1973)
                 Section Ctenosquamata Rosen, 1973
                   Subsection Acanthomorphata (Rosen, 1973)
                     Euacanthomorpha (Johnson & Patterson, 1993)
                       Holacanthopterygii Johnson & Patterson, 1993
                         Division Gadacea Wiley & Johnson, 2010
                           Order Gadiformes Rafinesque, 1810 - cods
                             Suborder Gadoidei Rafinesque, 1810
                               1 Family Euclichthyidae Cohen, 1984 - eucla cods
                               2 Family Moridae Goode & Bean, 1896 - deepsea cods
                               3 Family Macruronidae (Regan, 1903)
                               4 Family "Merluciidae" nom. null. see Family Merlucciidae Rafinesque, 1815
                               5 Family Ranicipitidae
                               6 Family Bregmacerotidae - codlets
                               7 Family Gadidae Rafinesque, 1815 - cods and haddocks