The latest Chronostratigraphic Chart from the ICS.

[Troodon]

The latest Chronostratigraphic Chart from the ICS.

https://stratigraphy.org/news/143

 

Numeric Ages altered: 2022/10 -

Jurassic: numeric ages of all stages updated to comply to GTS2020 - by request of SCJS (Angela Coe)

Tithonian 149.2 +/- 0.7 Ma (was: 152.1 +/- 0.9 Ma )

Kimmeridgian 154.8 +/- 0.8 Ma (was: 157.3 +/- 1.0 Ma )

Oxfordian 161.5 +/- 1.0 Ma (was: 163.5 +/- 1.0 Ma )

Callovian 165.3 +/-1.1 Ma (was: 166.1 +/- 1.2 Ma )

Bathonian 168.2 +/- 1.2 Ma (was: 168.3 +/- 1.3 Ma )

Bajocian 170.9 +/- 0.8 Ma (was: 170.3 +/- 1.4 Ma )

Aalenian 174.7 +/- 0.8 Ma (was: 174.1 +/- 1.0 Ma )

Toarcian 184.2 +/- 0.3 Ma (was: 182.7 +/- 0.7 Ma )

Pliensbachian 192.9 +/-0.3 Ma (was: 190.8 +/- 1.0 Ma )l

Sinemurian 199.5 +/-0.3 Ma (was: 199.3 +/- 0.3 Ma )l

Hettangian 201.4 +/- 0.2 Ma (was: 201.3 +/- 0.2 Ma )