Rather, odd-toed ungulates are known to rest all their body weight in three toes, or just the center toe. Even-toed ungulates on the other hand, rest their weight on their third and fourth toes.

Traditionally ungulates were considered even or odd-toed hoofed animals, however, as genetics demonstrated new relationships between species, the number of animals who qualify as ungulates expanded.

They went extinct two million years ago and were part of the odd-toed ungulates, related to modern rhinoceroses, horses, and tapirs. The site uncovered fossil teeth and finger bones of the genus ...