After McKenna & Bell, 1997
<==o †Oromerycidae |-- †Eotylopus |-- †Malaquiferus |-- †Merycobunodon |-- †Montanatylopus |-- †Oromeryx `-- †Protylopus petersoni
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 - McKenna, M. C. & Bell, S. K., (eds.) 1997: Classification of mammals – above the species level.
–Columbia University Press, New York, 1997, xii-631