Aquitanian age

23.03 - 20.44 Ma

The definition of this interval in the timescale International Chronostratigraphic Timescale is taken from the following source:

  • K. M. Cohen, S.C. Finney, P.L. Gibbard and J.-X. Fan. 2023. The ICS International Chronostratigraphic Chart v2023/09. view

There are intervals in 9 timescales which overlap this one. show

This interval is used in the definition of 553 collections

A total of 576 collections with 4522 occurrences lie within this time span

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International Chronostratigraphic TimescaleNorth American Mammal Subages/Zones
1.4
NeogenePliocenePiacenzianSenecan/Rexroadian2.58
Zanclean3.6
Late Hemphillian/late Early Hemphillian/early Early Hemphillian4.7
MioceneMessinian5.333
Tortonian7.246
Late Clarendonian/Early Clarendonian9.4
Serravallian11.63
late Late Barstovian/early Late Barstovian/Early Barstovian12.5
Langhian13.82
Burdigalian15.98
Late Hemingfordian/Early Hemingfordian16.3
late Late Arikareean/early Late Arikareean/late Early Arikareean/early Early Arikareean/Harrisonian18.5
Aquitanian20.44
23.03 *
23.1
29.5