Teeth and Lower Jaw of <i>Heptodon</i> (IMAGE) Society of Vertebrate Paleontology Caption This image shows the teeth (above and middle) and a side view of the lower jaw (below) of Heptodon, an ancient cousin to tapirs, found in early Eocene (52-million-year-old) rocks of northern British Columbia. This extinct mammal was about half the size of today's tapirs. Credit Jaelyn J. Eberle, Natalia Rybczynski, and David R. Greenwood Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.