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17 gru 2022 · Global chronostratigraphical correlation table for the last 2.7 million years. Click here to download the pdf file and here to see the explanation of the correlation table. Ordovician Chronostratigraphic Chart.
Explore the International Chronostratigraphic Chart, a visual representation of the geological time scale based on the Semantic Web. Zoom in and out, change the time scaling, and see the names and ages of the eons, eras, periods, and stages.
The International Commission on Stratigraphy (ICS) defines global units of the International Chronostratigraphic Chart and the International Geologic Time Scale. Find the latest versions, translations, and correlation tables of the chart and the scale on the ICS website.
A PDF document that shows the geologic time scale from the present to the Precambrian, with magnetic polarities, periods, epochs, and ages. It also includes the names and dates of the major events and systems in the history of life and Earth.
Table of geologic time. The following table summarises the major events and characteristics of the divisions making up the geologic time scale of Earth. This table is arranged with the most recent geologic periods at the top, and the oldest at the bottom.
Explore the geological timescale and geochronological terms used by BGS, from the Precambrian to the Cenozoic era. Browse the timechart by era or download the pdf, and learn about the fossils, rocks and environments of each period.
Geologic TimeScale Foundation Age Period Epoch Age/Stage Age 0 5 10 15 20 25 30 35 40 45 50 55 60 65 Paleogene Neogene Quat. Paleocene Eocene Oligocene Miocene Plio-cene Pleisto-cene Holocene Danian Selandian ... GEOLOGIC TIME SCALE 2020 Sheinwoodian Gradstein, Ogg, Schmitz, Ogg et al., GTS2020, Elsevier.
