Learn about the time period that took place 23 to 2.6 million years ago. 3 min read From afar, Earth looked much as it does today when the Neogene period began. But looks are deceiving.

The remains were found in a soil layer dating from the Miocene epoch of the Neogene period of the Cenozoic era. A full-scale excavation began after the lower jaw fossil was discovered on Sept.

The geologic time scale is defined by fossils. When the Earth’s environment underwent ... The current time is called “the Holocene,” the fourth and last epoch of the Neogene period. The Holocene ...