Joomun, Sarah C.; Hooker, Jerry J.; Collinson, Margaret E. (24 de marzo de 2010). «Changes in dental wear of Plagiolophus minor (Mammalia: Perissodactyla) across the Eocene–Oligocene transition». Journal of Vertebrate Paleontology30 (2): 563-576. S2CID86429890. doi:10.1080/02724631003618124.
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Joomun, Sarah C.; Hooker, Jerry J.; Collinson, Margaret E. (24 de marzo de 2010). «Changes in dental wear of Plagiolophus minor (Mammalia: Perissodactyla) across the Eocene–Oligocene transition». Journal of Vertebrate Paleontology30 (2): 563-576. S2CID86429890. doi:10.1080/02724631003618124.