After Nelson, 1994, and Froese & Pauly, 2001 [“The Fishbase”]

<==o Gadidae (cods, haddock and cuskfishes)
   |-- Lotinae (mateet; cuskfishes)
   `--o Gadinae [Gadiculinae, Microgadinae, Eleginae, Gadinae] (turskat; cods and haddock) [12 genera, 25 species]
      |--o Arctogadus [2]
      |  |-- A. borisovi Drjagin, 1932 (East Siberian cod)
      |  `-- A. glacialis (Peters, 1872) (Arctic cod)
      |-- Boreogadus saida (Lepechin, 1774) (Polar cod)
      |--o Eleginus [Elegini, Eleginae] [2]
      |  |-- E. gracilis (Tilesius, 1810) (Saffron cod)
      |  `-- E. navaga (Pallas, 1811) (Navaga)
      |--o Gadiculus argenteus Guichenot, 1850 [Gadiculini, Gadiculinae] (Silvery cod)
      |  |-- G. a. argenteus Guichenot, 1850 (Silvery cod)
      |  `-- G. a. thori Schmidt, 1914 (Silvery pout)
      |--o Gadus [Morhus] Paleoc. Pleist. Eu. Olig. Aus. Pleist. Gr. R. Oc. [Gadini, Gadinae] (turskat) [3]
      |  |-- G. macrocephalus Tilesius, 1810 (Pacific cod)
      |  |-- G. morhua Linnaeus, 1758 (turska; Atlantic cod)
      |  `-- G. ogac Richardson, 1836 (Greenland cod)
      |--o Melanogrammus Olig. Eu. R. Oc. (koljat) [1 Recent species]
      |  `-- M. aeglefinus (Linnaeus, 1758) (kolja; Haddock)
      |--o Merlangius Mioc. Eu. R. Oc. (valkoturskat) [1 Recent species]
      |  `-- Merlangius merlangus (Linnaeus, 1758) (valkoturska; Whiting)
      |--o Microgadus [Microgadini, Microgadinae]
      |  |-- M. proximus (Girard, 1854) (Pacific tomcod)
      |  `-- M. tomcod (Walbaum, 1792) (Atlantic tomcod)
      |--o Micromesistius (mustakitaturskat)
      |  |-- M. australis Norman, 1937 (Southern blue whiting)
      |  `-- M. poutassou (Risso, 1827) (mustakitaturska; Blue whiting)
      |--o Pollachius (seitit)
      |  |-- P. pollachius (Linnaeus, 1758) (lyyraturska; Pollack)
      |  `-- P. virens (Linnaeus, 1758) (seiti; Saithe)
      |--o Raniceps Mioc. Eu. R. Oc. [Ranicipitidae]
      |  `-- R. raninus (Linnaeus, 1758) (Tadpole fish) [1 Recent species]
      |--o Theragra [2]
      |  |-- T. chalcogramma (Pallas, 1814) (Alaska pollack)
      |  `-- T. finnmarchica Koefoed, 1956 (Norwegian pollock)
      `--o Trisopterus
         |-- T. esmarkii (Nilsson, 1855) (harmaaturska; Norway pout)
         |-- T. luscus (Linnaeus, 1758) (Pouting)
         `-- T. minutus (Linnaeus, 1758) (pikkuturska; Poor cod)

Note:

Fishbase recognizes both subfamilies as separate families.

Reference(s):