After Dalquest & Patrick, 1989, Korth, 1993, 1996, and McKenna & Bell, 1997

<==o †Entoptychinae Miller & Gidley, 1918 [taxonomic history]
   |--o †Pleurolicini Rensberger, 1973 [taxonomic history]
   |  |?-o †Tenudomys Rensberger, 1973 [Geomyidae incertae sedis sensu McKenna & Bell, 1997]
   |  |  |-- †T. macdonaldi Rensberger, 1973
   |  |  |-- †T. bodei (Wilson, 1949) Korth, 1993 [Mookomys? bodei Wilson, 1949]
   |  |  |-- †T. dakotensis (MacDonald, 1963) Rensberger, 1973 [Granerimus dakotensis MacDonald, 1963; Tenudomys? dakotensis (MacDonald, 1963) Rensberger, 1973]
   |  |  `-- †T. basilaris Korth, 1989
   |  |--o †Pleurolicus Cope, 1878 [Grangerimus A.E. Wood, 1936; Pleurolocus Korth, 1996 (lapsus calami?)] U.Olig.-L.Mioc. NA.
   |  |  |?- †P. sp.
   |  |  |?- †P. sellardsi (Hibbard & Wilson, 1950) Korth, 1996d [Grangerimus sellardsi Hibbard & Wilson, 1950]
   |  |  |-- †P. sulcifrons Cope, 1878 [incl. P. diplophysus Cope, 1881 sensu A.E. Wood, 1936b, Rensberger, 1973c, Wahlert & Souza, 1988, and Korth, 1996d; Grangerimus oregonensis A.E. Wood, 1936b = P. sulcifrons sensu Rensberger, 1973c, Gawne, 1975, Wahlert & Souza, 1988, and Korth, 1996d; P. copei Wood, 1936 sensu Rensberger, 1973c, Gawne, 1975, and Korth, 1996d]
   |  |  `--+-- †P. dakotensis A.E. Wood, 1936
   |  |     `--+-- †P. exiguus Korth, 1996d
   |  |        `-- †P. hemingfordensis
   |  `--o †Ziamys Gawne, 1975; L.Mioc., ?M.Mioc. NA.
   |     |-- †Z. tedfordi Gawne, 1975
   |     `-- †Z. hugeni
   `--o †Entoptychini Miller & Gidley, 1918 [taxonomic history]
      |--o †Gregorymys A.E. Wood, 1936; L.-U.Mioc. NA.
      |  |-- †G. curtus (Matthew, 1907) A.E. Wood, 1936b [taxonomic history]
      |  |-- †G. douglassi A.E. Wood, 1936b
      |  |-- †G. formosus (Matthew, 1907) A.E. Wood, 1936b [taxonomic history]
      |  |-- †G. larsoni Munthe, 1977
      |  |-- †G. riggsi A.E. Wood, 1936b
      |  `-- †G. riograndensis Stevens, 1977
      `--o †Entoptychus Cope, 1878 [†Palustrimus A.E. Wood, 1935] ?U.Olig.-L.Mioc. NA.
         |-- †E. basilaris Rensberger, 1971
         |-- †E. cavifrons Cope, 1878
         |-- †E. crassiramis Cope, 1878
         |-- †E. fieldsi Nichols, 1976
         |-- †E. germannorum A.E. Wood, 1936b
         |-- †E. grandiplanus Korth, 1992a
         |-- †E. individens Rensberger, 1971
         |-- †E. lambdoideus Cope, 1881
         |-- †E. leptophrys (Cope, 1881) Rensberger, 1973c [Pleurolicus leptophrys Cope, 1881; Entoptychus leptophrys (Cope) Rensberger, 1973c, Gawne, 1975, and Korth, 1996d]
         |-- †E. lewisi (A.E. Wood, 1935) [Palustrimus lewisi A.E. Wood, 1935; Entoptychus lewisi (Wood) Rensberger, 1968, Black, 1969, and Gawne, 1975]
         |-- †E. minor Cope, 1881
         |-- †E. montanensis (Hibbard & Keenmon, 1951) Rensberger, 1971 [Gregorymys montanensis Hibbard & Keenmon, 1951; Entoptychus montanensis (Hibbard & Keenmon) Rensberger (1971), and Wahlert & Souza, 1988]
         |-- †E. planifrons Cope, 1878; Rensberger, 1971 [incl. Entoptychus rostratus Sinclair, 1905 = Entoptychus sperryi Sinclair, 1905; A.E. Wood (1936b); Entoptychus sperryi Sinclair, 1905]
         |-- †E. productidens Rensberger, 1971
         |-- †E. sheppardi Nichols, 1976
         |-- †E. transitorius Rensberger, 1971
         `-- †E. wheelerensis Rensberger, 1971

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