It is the first period of the Cenozoic Era, the tenth period of the Phanerozoic and is divided into the Paleocene, Eocene, and Oligocene epochs.

Paleogene Period, oldest of the three stratigraphic divisions of the Cenozoic Era spanning the interval between 66 million and 23 million years ago.

Oct 30, 2012 · The Paleogene Period* is the first of three periods comprising the Cenozoic Era. The Cenozoic, sometimes known as the "Age of Mammals", as the Mesozoic was the "Age of …

Apr 27, 2023 · The Paleogene Period is the first of three periods in the Cenozoic Era. The Paleogene represents less than 1% of geologic time; however, the rocks of this period were …

Many of the animals that we know today evolved during the Paleogene Period. On the chart below you will see familiar animals and the epochs when they first appeared.

Oct 10, 2022 · What are the crucial things that happened during the Paleogene period? Let us review the following details and understand more about the animals, timeline, and major …

The Paleogene period is most notable as being the time in which mammals evolved from small, simple forms into diverse animals in the wake of the mass extinction that ended the preceding …

At the dawn of the Paleogene—the beginning of the Cenozoic era—dinosaurs, pterosaurs, and giant marine reptiles were conspicuously absent from the face of the Earth.

Aug 18, 2025 · The Paleogene Period, spanning approximately 66 to 23 million years ago, marks the initial period of the Cenozoic Era, following the profound Cretaceous-Paleogene (K-Pg) …

We invite scientists worldwide to attend the 13th Climatic and Biotic Events of the Paleogene conference to be held August 2-8, 2026 at the National Museum of Natural History (NMNH), …