Paleogene graphical timeline | ||||||||
−70 — – −65 — – −60 — – −55 — – −50 — – −45 — – −40 — – −35 — – −30 — – −25 — – −20 — |
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Subdivision of the Paleogene according to the ICS, as of 2023.[2] Vertical axis scale: Millions of years ago | ||||||||
References
- ^ Zachos, J. C.; Kump, L. R. (2005). "Carbon cycle feedbacks and the initiation of Antarctic glaciation in the earliest Oligocene". Global and Planetary Change. 47 (1): 51–66. Bibcode:2005GPC....47...51Z. doi:10.1016/j.gloplacha.2005.01.001.
- ^ "International Chronostratigraphic Chart" (PDF). International Commission on Stratigraphy. September 2023. Retrieved December 16, 2024.