After Mckenna & Bell, 1997, and Alroy, 2002-2005

Gregorymys A.E. Wood, 1936; L.-U.Mioc. NA.

        †Gregorymys curtus (Matthew, 1907) A.E. Wood, 1936b
            †Entoptychus curtus Matthew, 1907
            †Gregorymys curtus (Matthew); A.E. Wood, 1936b
            †Gregorymys curtus (Matthew); Macdonald, 1963
            †Gregorymys curtus (Matthew); Macdonald, 1970
            †Gregorymys curtus (Matthew); Rensberger, 1971
            †Gregorymys curtus (Matthew); Wahlert & Souza, 1988
            †Gregorymys curtus (Matthew); Alroy, 2002-2005

        †Gregorymys douglassi A.E. Wood, 1936b

        †Gregorymys formosus (Matthew, 1907) A.E. Wood, 1936b
            †Entoptychus formosus Matthew, 1907
            †Gregorymys formosus (Matthew); A.E. Wood, 1936b
            †Gregorymys formosus (Matthew); Macdonald, 1963
            †Gregorymys formosus (Matthew); Macdonald, 1970
            †Gregorymys formosus (Matthew); Rensberger, 1971
            †Gregorymys formosus (Matthew); Wahlert & Souza, 1988
            †Gregorymys formosus (Matthew); Alroy, 2002-2005

        †Gregorymys larsoni Munthe, 1977

        †Gregorymys riggsi A.E. Wood, 1936b

        †Gregorymys riograndensis Stevens, 1977

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