After Gillette & Ray, 1981, and McKenna & Bell, 1997, with species from the “Paleobiology Database”

<==o †Haplophorinae Huxley, 1864 [taxonomic history]
   |?- †Asymmetrura Farina, 1981
   |?- †Caudaphorus Farina, 1981
   |?- †Uruguayurus Mones, 1987
   |--o †Hoplophorini Huxley, 1864 sensu McKenna & Bell, 1997
   |  |--o †Hoplophorus Lund, 1838
   |  |  |-- †H. formosus Moreno, 1888
   |  |  `-- †H. verus Ameghino, 1889
   |  |-- †Stromaphorus Castellanos, 1926
   |  |-- †Eusclerocalyptus planus (Rovereto, 1914) Ameghino, C., 1919 [Hoplophractus Cabrera, 1939]
   |  |-- †Trachycalyptus cingulatus (Ameghino, 1889) Ameghino, 1908
   |  |-- †Berthawyleria Castellanos, 1939
   |  |-- †Parahoplophorus paranensis (Ameghino, 1883) Castellanos, 1932
   |  |-- †Isolinia Castellanos, 1951
   |  |-- †Stromaphoropsis Kraglievich, 1932
   |  |-- †Eosclerophorus Castellanos, 1948
   |  |-- †Trabalia Kraglievich, 1932
   |  `--o †Neosclerocalyptus Paula Couto, 1957 [Chacus Zurita, 2002; Sclerocalyptus Ameghino, 1891]
   |     |-- †N. heusseri (Ameghino, 1889) [Hoplophorus heusseri]
   |     |-- †N. ornatus (Owen, 1845) [Glyptodon ornatus Owen, 1845; Sclerocalyptus ornatus; Lomaphorus ornatus]
   |     |-- †N. pseudornatus (Ameghino, 1889) [Hoplophorus pseudornatus]
   |     `-- †N. verus (Ameghino, 1889) [Sclerocalyptus verus Ameghino, 1889]
   `--+--o †Palaehoplophorini Hoffstetter, in Piveteau, 1958
      |  |--o †Palaehoplophorus Ameghino, 1883 [Palaeohoplophorus Roger, 1887]
      |  |  |-- †P. antiquus Ameghino, 1883
      |  |  |-- †P. meridionalis Ameghino, 1904
      |  |  |-- †P. pressulus Ameghino, 1885 [=? Chlamyphractus pressulus]
      |  |  `-- †P. scalabrinii Ameghino, 1883
      |  |-- †Aspidocalyptus Cabrera, 1939
      |  |-- †Chlamyphractus pressulus (Ameghino, 1885) Castellanos, 1939
      |  |-- †Pseudoeuryurus lelongianus Ameghino, 1889
      |  `-- †Protoglyptodon primiformis Ameghino, 1885
      `--+--o †Lomaphorini Hoffstetter, 1958
         |  |-- †Peiranoa Castellanos, 1946
         |  |-- †Lomaphorops corallinus Castellanos, 1932
         |  |-- †Urotherium interundatum (Ameghino 1885) Castellanos, 1926
         |  |--o †Lomaphorus Ameghino, 1889
         |  |  |-- †L. clarazianus Ameghino, 1889
         |  |  |-- †L. lineatus Ameghino, 1888
         |  |  |-- †L. lydekkeri Ameghino, 1889
         |  |  |-- †L. meyeri (Lund, 1843) [Hoplophorus meyeri]
         |  |  `-- †L. paranensis Ameghino, 1886
         |  `-- †Trachycalyptoides Saint-André, 1996
         `--+--o †Plohophorini Castellanos, 1932 [taxonomic history]
            |  |-- †Coscinocercus Cabrera, 1939
            |  |-- †Phlyctaenopyga Cabrera, 1944
            |  |-- †Plohophorops Rusconi, 1934
            |  |--o †Plohophorus Ameghino, 1887
            |  |  |-- †P. ameghini (Moreno, 1882) [Hoplophorus ameghini Moreno, 1882; Hoplophorus philippii Moreno & Mercerat, 1891; Neuryurus compressidens Moreno & Mercerat, 1891; Neuryurus proximus Moreno & Mercerat, 1891]
            |  |  |-- †P. araucanus Ameghino, 1904
            |  |  |-- †P. australis Moreno, 1888
            |  |  |-- †P. cuneiformis Ameghino, 1904
            |  |  |-- †P. figuratus Ameghino, 1887
            |  |  `-- †P. paranensis Ameghino, 1891
            |  |--o †Pseudoplohophorus Castellanos, 1926
            |  |  |-- †P. francisi Mones, 1970
            |  |  `-- †P. absolutus Perea, 2005
            |  |-- †Teisseiria Kraglievich, 1932
            |  |-- †Plohophoroides Castellanos, 1928
            |  `-- †Zaphilus Ameghino, 1889
            `--+--o †Neuryurus Ameghino, 1889 [Euryurus, Gervais & Ameghino, 1880 (preoccupied)] [Neuryurini Hoffstetter, in Piveteau, 1958]
               |  |-- †N. giganteus Rovereto, 1914
               |  `-- †N. rudis Ameghino, 1889
               `--o †Panochthini Castellanos, 1927 [taxonomic history]
                  |-- †Nopachtus Ameghino, 1888
                  |--o †Panochthus Burmeister, 1866 [Schistopleurum Nodot, 1855]
                  |  |-- †P. bullifer Burmeister, 1872
                  |  |-- †P. greslebini Castellanos, 1941
                  |  |-- †P. intermedius Lydekker, 1894
                  |  |-- †P. subintermedius Castellanos, 1933
                  |  |-- †P. trouessarti Moreno, 1888 [Panochtus trouessarti]
                  |  `-- †P. tuberculatus (Owen, 1845) [Glyptodon tuberculatus]
                  |-- †Propanochthus Castellanos, 1925
                  `-- †Parapanochthus Moreira, 1971

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