This period is also called the “Age of Mammals”. During the Oligocene epoch about 33.9 to 23 million years ago, most mammals remained small, but one giant, Paraceratherium, stood out.

1) A deficient fossil record. There are few Oligocene sites in Africa that represent the appropriate time period, and although there are several early Miocene sites, many of their catarrhine taxa ...

This little drama occurred during the Oligocene Period, some 30,000,000 years ago, in the Baltic region. Last week the shells of the spider (Oonopidae) and the bark louse (Psocidae), beautifully ...

The skull dates back to the early Oligocene Epoch around 30 million years ago, according to a study published Monday in the Journal of Vertebrate Paleontology. When the study authors uncovered the ...

the donation of the Gardner Collection from Hordle in Hampshire, UK, in 1981 an extensive programme of staff collecting fromEocene and Oligocene localities in Hampshire and the Isle of Wight, UK. A ...