Eastonian age
452 - 449 Ma
The definition of this interval in the timescale Ordovician of Australia is taken from the following source:
- F. M. Gradstein, J. G. Ogg, M. D. Schmitz and G. M. Ogg. 2020. Geologic Time Scale 2020 view
The top and bottom ages have been interpolated based on the differences between the ages for international timescale boundaries quoted in the source and the currently accepted ages for those boundaries.
There are intervals in 6 timescales which overlap this one. show
This interval is used in the definition of 136 collections
A total of 1690 collections with 12016 occurrences lie within this time span
International Chronostratigraphic Timescale | Ordovician of Australia | |||
---|---|---|---|---|
Ordovician | Late Ordovician | Hirnantian | Bolindian | 443.8 |
Katian | 445.2 | |||
Eastonian | 449 * | |||
Gisbornian | 452 * | |||
Sandbian | 453 | |||
Middle Ordovician | Darriwilian | Darriwilian | 458.4 | |
Dapingian | Yapeenian | 467.3 | ||
Castlemainian | 468.5 * | |||
Early Ordovician | Floian | Chewtonian | 470 | |
Bendigonian | 471.8 * | |||
Lancefieldian | 473.5 * | |||
Tremadocian | 477.7 | |||
Warendian | 482.8 * | |||
485.4 |