After Korth, Wahlert & Emry, 1991, and McKenna & Bell, 1997

    Geomorpha Thaler, 1966 sensu McKenna & Bell, 1997
        Sciurospalacoides Brandt, 1855 (nomen oblitum)

        †Eomyoidea Winge, 1887
            †Eomyini Winge, 1887
            †Eomyoidea Wahlert, 1978
            †Eomyoidea Winge; McKenna & Bell, 1997

            †Eomyidae Winge, 1887
                †Eomyini Winge, 1887
                †Eomyidae Depéret & Douxami, 1902
                †Eomyidae Winge; McKenna & Bell, 1997
              including:Adjidaumidae Miller & Gidley, 1918

                †Yoderimyinae A.E. Wood, 1955

                †Eomyinae Winge, 1887
                    †Eomyini Winge, 1887
                    †Eomyidae Depéret & Douxami, 1902
                    †Eomyinae Winge; McKenna & Bell, 1997
                including:Adjidaumidae Miller & Gidley, 1918

                    †Namatomyini Korth, 1992

                    †Eomyini Winge, 1887
                        †Eomyini Winge, 1887
                        †Eomyini Winge; McKenna & Bell, 1997

        Geomyoidea Bonaparte, 1845
            Pseudotomina Gray, 1825 (lapsus calami)
            Geomina Bonaparte, 1845
            Geomyina Bonaparte, 1850
            Geomyinae Baird, 1857
            Geomyoidea Weber, 1904
            Geomyoidea Bonaparte; McKenna & Bell, 1997
          including:
            Saccomyina Waterhouse, 1848
            Saccomyoidea Gill, 1872
            †Eomyoidea Wahlert, 1978
            †Heliscomyidae Korth, Wahlert & Emry, 1991

            †Heliscomyidae Korth, Wahlert & Emry, 1991
                Geomyoidea Bonaparte; McKenna & Bell, 1997 (in partim)

            †Florentiamyidae A.E. Wood, 1936
                †Florentiamyinae A.E. Wood, 1936
                †Florentiamyidae Wahlert, 1984
                †Florentiamyidae Wood; McKenna & Bell, 1997

            Geomyidae Bonaparte, 1845
                Pseudotomina Gray, 1825 (lapsus calami)
                Pseudostomidae Gervais, 1853
                Geomina Bonaparte, 1984
                Geomyina Bonaparte, 1850
                Geomyinae Baird, 1857
                Geomyidae Gill, 1872
                Geomyidae Bonaparte; McKenna & Bell, 1997
              ?including:
                Sciurospalacini Giebel, 1855
                sciurospalacida Haeckel, 1866
              including:
                Saccomyna Gray, 1843
                Saccomyidae Baird, 1857
                Saccomyinae Baird, 1857
                Dipodomyna Gervais, 1853
                Dipodomyina Gray, 1868
                Heteromyina Gray, 1868
                Heteromyidae Allen & Chapman, 1893
                †Heliscomyidae Korth, Wahlert & Emry, 1991

                †Mojavemyinae Korth & Chaney, 1999

                †Entoptychinae Miller & Gidley, 1918
                    †Entoptychidae Wahlert, 1985
                    †Entoptychinae Miller & Gidley; McKenna & Bell, 1997

                    †Pleurolicini Rensberger, 1973 sensu McKenna & Bell, 1997
                        †Pleurolicinae Rensberger, 1973
                        †Pleurolicini Rensberger; McKenna & Bell, 1997

                    †Entoptychini Miller & Gidley, 1918 sensu McKenna & Bell, 1997
                        †Entoptychinae Miller & Gidley, 1918
                        †Entoptychini Miller & Gidley; McKenna & Bell, 1997

                 Geomyinae Bonaparte, 1845
                    Pseudotomina Gray, 1825 (lapsus calami)
                    Geomina Bonaparte, 1984
                    Geomyina Bonaparte, 1850
                    Geomyinae Baird, 1857
                    Geomyinae Bonaparte; McKenna & Bell, 1997

                    †Dikkomyini R.J. Russell, 1968
                        †Dikkomyini R.J. Russell, 1968
                        †Dikkomyini R.J. Russell; McKenna & Bell, 1997

                    Thomomyini

                    Geomyini Bonaparte, 1845
                        Pseudotomina Gray, 1825 (lapsus calami)
                        Geomina Bonaparte, 1984
                        Geomyina Bonaparte, 1850
                        Geomyinae Baird, 1857
                        Geomyini R.J. Russell, 1968
                        Geomyini Bonaparte; McKenna & Bell, 1997

                 Heteromyinae Gray, 1868
                    Heteromyina Gray, 1868
                    Heteromyinae Alston, 1876
                    Heteromyidae Allen & Chapman, 1893
                    Heteromyinae Gray; McKenna & Bell, 1997

                    †Harrymyini Wahlert, 1991
                        †Harrymyinae  Wahlert, 1991
                        †Harrymyini Wahlert; McKenna & Bell, 1997

                    Perognathini Coues, 1875
                        Peragnathi Brandt, 1855
                        Perognathidinae Coues, 1875
                        Perognathinae A.E. Wood, 1935
                        Perognathini Coues; McKenna & Bell, 1997

                    Dipodomyini Gervais, 1853
                        Dipodomyna Gervais, 1853
                        Dipodomyina Gray, 1868
                        Dipodomyinae Coues, 1875
                        Dipodomyini Gervais; McKenna & Bell, 1997
                      including:
                        Macrocolini Brandt, 1855

                    Heteromyini Gray, 1868
                        Heteromyina Gray, 1868

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