The Miocene (/ ˈmaɪ.əsiːn, - oʊ -/ MY-ə-seen, -⁠oh-) [6][7] is the first geological epoch of the Neogene Period and extends from about 23.04 to 5.333 million years ago (Ma).

Miocene Epoch, earliest major worldwide division of the Neogene Period (23 million to 2.6 million years ago) that extended from 23 million to 5.3 million years ago, a time when land-dwelling mammals …

The Miocene Epoch, 23.03 to 5.3 million years ago,* was a time of warmer global climates than those in the preceeding Oligocene or the following Pliocene and it's notable in that two major ecosystems …

Named by Sir Charles Lyell, "Miocene" comes from the Greek words μείων (meioon, less) and καινός (kainos, new) and means "less recent." It is "less recent" than the Pliocene and had 18 percent less …

The Miocene begins with a gradual, short-lived warming, and some tropical forests expand. Drying accompanies this temperature change, and tough scrub plants evolve as a new form of vegetation.

When considered on geologic timescales, Miocene paleogeography was quite similar to modern with the continental landmasses close to their modern positions. However, the Miocene was a dynamic …

Aug 2, 2025 · The Miocene epoch spanned approximately 23 to 5.3 million years ago, a distinct phase within the Neogene Period of the Cenozoic Era. This epoch represents a period of substantial …

May 14, 2025 · The Miocene epoch marks the stretch of geologic time when prehistoric life (with some notable exceptions in South America and Australia) substantially resembled the flora and fauna of …

The Miocene is the last and final epoch of the first Neogene period and the fourth of the Cainozoic. It started about 23 million years ago and ended about 5.33 million years ago.

Miocene time, which is also known as the Miocene Epoch marks the earliest major worldwide division of the Neogene period which is about 23 to 2.6 million years ago.