After McKenna & Bell, 1997

    Suiformia Jaeckel, 1911
        Tesserachenae Gray, 1821
        Omnivora Owen, 1859
        Porcina Trouessart, 1879
      including:
        Obesa Illiger, 1811
        Suina Gray, 1868
        †Dentata Gill, 1872
        Bunodonta Kovalevskii, 1893
        Bunodontia Schlosser, 1923
        †Oreodonta Osborn, 1910
        †Hypoconifera Stehlin, 1910
        †Palaeodonta Matthew, 1929
        Hyodonta Matthew, 1929
        †Bunoselenodonta Schlosser, 1923
        Ancoonta Matthew, 1929
        †Agriochoeriformes Hay, 1930
        †Caenotheria Golpe-Posse, 1972

        †Raoellidae Sahni, Bhatia, Hartenberger, Jaeger, Kumar, Sudre & Vianey-Liaud, 1981

        †Choeropotamidae Owen, 1845
            Chaeropotamina Bonaparte, 1845

        Suoidea Gray, 1821
            Suidae Gray, 1821
            Suoidea Cope, 1887
            Setigera Illiger, 1811
            Suillida haeckel, 1866
            Setifera Gill, 1872
          including:
            hippopotamoidea Gray, 1821

            Suidae Gray, 1821

                †Palaeochoerinae Matthew, 1924
                    †“Palaeochoeridae” Matthew, 1924; Liu, 2003

            Tayassuidae Palmer, 1897
                Dicotylina Turner, 1849
                Dicotylidae Gray, 1868
              including:
                Cynorcidae Cope, 1867


Reference(s):