What plants lived in the Oligocene period?

In North America the flora consisted of a mixture of subtropical elements, such as cashews and lychee trees, with temperate trees such as roses, beech and pine. Leguminous plants of the pea and bean family were common, as were sedges, bulrushes and a variety of ferns.

What is the Oligocene time period?

33.9 million years ago – 23.03 million years ago
Oligocene/Occurred

What happened in the Oligocene era?

The Oligocene is often considered an important time of transition, a link between the archaic world of the tropical Eocene and the more modern ecosystems of the Miocene. Major changes during the Oligocene included a global expansion of grasslands, and a regression of tropical broad leaf forests to the equatorial belt.

What animals lived in the Oligocene epoch?

Marine Life During the Oligocene Epoch The Oligocene epoch was a golden age for whales, rich in transitional species like Aetiocetus, Janjucetus, and Mammalodon (which possessed both teeth and plankton-filtering baleen plates).

What was the Earth like 23 million years ago?

The Miocene Epoch (23 million to 5.3 million years ago) is probably the most fruitful… During the Miocene, land-dwelling mammals were essentially modern; many archaic groups were extinct by the end of the preceding Oligocene, and fully half of the mammalian families known today are present in the Miocene record.

What is the meaning of Oligocene?

Definition of Oligocene : of, relating to, or being an epoch of the Tertiary between the Eocene and Miocene or the corresponding series of rocks — see Geologic Time Table.

How did the Oligocene end?

23.03 million years ago
Oligocene/Ended

How did the Oligocene start?

33.9 million years ago
Oligocene/Began

What was life like during the Oligocene epoch?

Oligocene climates appear to have been temperate, and many regions enjoyed subtropical climatic conditions. Grasslands expanded and forested regions dwindled during this time, while tropical vegetation flourished along the borders of the Tethyan Sea.