To wit, by the start of the Eocene epoch about 56 million years ago, North America was also home to omomyiforms, a group of tarsier-like primates, and adapiforms, which were more lemur like. And ...

The first first primates in North America date back about 56 million years at the beginning of the Eocene Epoch. Scientists believe that the primates like Ekgmowechashala generally flourished on ...

The first primates came to North America about 56 million years ago at the beginning of the Eocene, and they flourished on this continent for more than 20 million years.

Researchers Discovered 60-Million-Year-Old Fossil of Giant Possum in Texas's Big Bend National Park Texas is now home not ...

The fiercest apex predators in Eocene North America were the hyaenodonts-- bigger, stronger carnivores, which we've talked about before. Hyaenodonts had big, powerful jaws filled with blade-like ...

During the Eocene, lasting from 56 to 33.9 million years ago, ... In North America, there were two main families of these primates: the omomyids and the adapids.

“Undoubtedly there are more middle Eocene, semi-aquatic whales to be discovered and described in North America,” Uhen says. The fossils are relatively rare, and hard to find, but they are there.