After McKenna & Bell, 1997 and Reguero, Ubilla & Perea, 2003
<==o †Interatheriidae Ameghino, 1887 |?- †Antepithecus |?- †Caenophilus |?- †Epipatriarchus |?- †Guilielmoscottia |?- †Paracochilius |?- †Transpithecus |--o †Notopithecinae | `-- †Notopithecus [?Pseudadiantus] `--o †Intertheriinae Ameghino, 1887 |--o †Eopachyrucos Ameghino, 1901 | |-- †E. plicificus Ameghino, 1901 | `-- †E. ranchoverdensis Reguero, Ubilla & Perea, 2003 `--+-- †Proargyrohyrax curanderensis `--+-- †Santiagorothia chilensis |-- †Plagiarthrus clivus Ameghino, 1897 [Argyrohyrax] `--+-- †Archaeophylus patrius [Progaleopithecus] |--o †Progaleopithecus | |-- †P. tournoueri | `-- †P. fissurellatus `--+--+-- †Protypotherium australe (Ameghino, 1887) [Patriarchus] | `--o †Miocochilius Stirton, 1953 | |-- †M. anomopodus Stirton, 1953 | `-- †M. federicoi Croft, 2007 `--+-- †Interatherium rodens (Moreno, 1882) [Icochilus] `--o †Cochilus |-- †C. fumensis `-- †C. volvens
Reference(s):
- Carroll, R. L., 1988: Vertebrate paleontology and evolution.
–W. H. Freeman and company, New York, 1988, 698. - Carroll, R. L., 1988: Appendix. 594-648.
in Carroll, R. L., 1988: Vertebrate paleontology and evolution.
–W. H. Freeman and company, New York, 1988, 698. - Cerdeño, E., Bond, M., 1998: Taxonomic revision and phylogeny of Paedotherium and Tremacyllus (Pachyruchinae, Hegetotheriidae, Notoungulata) from the Late Miocene to the Pleistocene of Argentina.
–Journal of Vertebrate Paleontology: vol. 18, #4, pp. 799-811 - Croft, D. A., 2007: The Middle Miocene (Laventan) Quebrada Honda fauna, southern Bolivia and a description of its notoungulates.
–Palaeontology: Vol. 50, #1, pp. 277-303 [doi: 10.1111/j.1475-4983.2006.00610.x] - McKenna, M. C. & Bell, S. K., (eds.) 1997: Classification of mammals – above the species level.
–Columbia University Press, New York, 1997, xii-631 - Reguero, M. A., Ubilla, M. & Perea, D., 2003: A new species of Eopachyrucos (Mammalia; Notoungulata, Interatheriidae) from the Late Oligocene of Uruguay.
–Journal of Vertebrate Paleontology: Vol. 23, #2, pp. 445-457