Chart

Interactive Chart online

interactive chart

iPhone Timescale app

mobile app
Search Apple App Store for "ics timescale"

Click here (PDF or JPG) to download the latest version (v2020/03) of the International Chronostratigraphic Chart. The explanatory article was published in September 2013 issue of Episodes (download from Episodes or ICS website).

Translations of the chart: Finnish (v2019/05: PDF or JPG), Japanese (v2019/05: PDF), French (v2019/05: PDF or JPG), Chinese (v2018/08: PDF or JPG), Spanish (v2018/08: PDF or JPG), Belgium Dutch (v2018/08: PDF or JPG), Turkish (v2018/08: PDF or JPG), Netherlands Dutch (v2018/08: PDF or JPG), Catalan (v2018/08: PDF or JPG), American Spanish (v2017/02: PDF or JPG), Iberian Portuguese (v2017/02: PDF or JPG), Brazilian Portuguese (v2017/02: PDF or JPG), Russian (v2017/02: PDF or JPG), German (v2017/02: PDF or JPG), Basque (v2015/01: PDF or JPG), Norwegian (v2015/01: PDF or JPG), and Lithuanian (v2015/01: PDF or JPG).

The old versions can be download at the following links: 2008 (PDF or JPG), 2009 (PDF or JPG), 2010 (PDF or JPG), 2012 (PDF or JPG), 2013/01 (PDF or JPG), 2014/02 (PDF or JPG) , 2014/10 (PDF or JPG), 2015/01 (PDF or JPG), 2016/04 (PDF or JPG), 2016/10 (PDF or JPG), 2017/02 (PDF or JPG), 2018/07 (PDF or JPG), 2018/08 (PDF or JPG), 2019/05 (PDF or JPG) and the ChangeLog for 2012-2020.

ChronostratChart2020-01

Click here for Permissions and Copyright Agreement.

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.

Quaternary Chart

Ordovician Chronostratigraphic Chart

--- showing correlation of regional chronostratigraphic schemes with the new global stages and series for the Ordovician System

By Bergstrom, S.M., Xu Chen, Gutierrez-Marco, J.C., and Dronov, A., 2008, Lethaia, DOI 10.1111/j.1502-3931.2008.00136.x

Click HERE to download a better version (higher resolution)

Ordovician Chart

Ordovician Carbon Isotope Curve

By Bergstrom, S.M., Xu Chen, Gutierrez-Marco, J.C., and Dronov, A., 2008, Lethaia, DOI 10.1111/j.1502-3931.2008.00136.x

Click HERE to download a better version (higher resolution)

Permian Time Scale 2012

By Shen S.Z. et al.

Click HERE to download a better version (higher resolution)

Permian TimeScale 2012