Oligocene
Only two stages are recognized in the 11-million-year (34–23 Ma) span of the Oligocene. The Early Oligocene Rupelian Stage includes the interval from 34–28.5 Ma ... ,The Oligocene is a geologic epoch of the Paleogene Period and extends from about 33.9 million to 23 million years before the present (33.9±0.1 to 23.03±0.05 ...
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 Oligocene 相關參考資料
Eocene–Oligocene extinction event - Wikipedia
The Eocene–Oligocene extinction event, the transition between the end of the Eocene (33.9 Ma) and the beginning of the Oligocene, is marked by large-scale ... https://en.wikipedia.org Oligocene - an overview | ScienceDirect Topics
Only two stages are recognized in the 11-million-year (34–23 Ma) span of the Oligocene. The Early Oligocene Rupelian Stage includes the interval from 34–28.5 Ma ... https://www.sciencedirect.com Oligocene - Wikipedia
The Oligocene is a geologic epoch of the Paleogene Period and extends from about 33.9 million to 23 million years before the present (33.9±0.1 to 23.03±0.05 ... https://en.wikipedia.org Oligocene Epoch | geochronology | Britannica
It followed the Eocene Epoch and was succeeded by the Miocene Epoch, the first epoch of the Neogene Period. The term Oligocene is derived from Greek and means ... https://www.britannica.com Oligocene Fauna
The Oligocene epoch is a geologic period that extends from about 34 million to 23 million years before the present. As with other older geologic periods, ... https://www.cs.mcgill.ca Oligocene | Perissodactyl - American Museum of Natural History
The Oligocene is an important transition from the Eocene, which in many respects was very like the world inhabited by the last of the dinosaurs, to the more ... https://research.amnh.org The enigma of Oligocene climate and global surface ... - PNAS
由 CL O’Brien 著作 · 2020 · 被引用 14 次 — This “enigmatic Oligocene” climate state of the Cenozoic was defined by relatively warm global mean temperatures, flattened meridional ... https://www.pnas.org The Oligocene Epoch - (UCMP), Berkeley
The Oligocene Epoch, right smack in the middle of the Tertiary Period (and end of the Paleogene), lasted from about 33.9 to 23 million years ago. https://ucmp.berkeley.edu |