Chronostratigraphic

The Geologic Time Scale (PDF) 2024

The Geological Time Scale (GTS) is a systematic framework that organizes Earth's history into distinct intervals based …

Download the International Chronostratigraphic Chart 2018

The International Commission on Stratigraphy (ICS), sometimes referred to by the unofficial name "International S…

Facts About the Geological Time Scale

The geological time scale (GTS) is a system of chronological measurement that relates stratigraphy to time, and is used by …

Download the International Chronostratigraphic Chart

Download the International Chronostratigraphic Chart 2016 in nine different Languages: Click here ( PDF or JPG ) to do…

Download the International Chronostratigraphic Chart

Click here ( PDF  or  JPG ) to download the latest version (v2015/01) of the International Chronostratigraphic Chart.  …

Global chronostratigraphical correlation table for the last 2.7 million years

Global chronostratigraphical correlation table for the last 2.7 million years Click  here  to download the pdf fil…

Ordovician Chronostratigraphic Chart

Ordovician Chronostratigraphic Chart showing correlation of regional chronostratigraphic schemes with the new global st…

Download the International Chronostratigraphic Chart 2014

Click here ( PDF  or  JPG ) to download the latest version (v 2014/02) of the International Chronostratigraphic Chart. …

Geologic Time Scale: Eons, Eras, Periods and Epochs

The geologic time scale is a system of chronological classification used to organize and subdivide Earth's history. It …