Early Miocene subepoch

23.03 - 15.98 Ma

The definition of this interval in the timescale Cenozoic Subepochs is taken from the following source:

  • W. B. Harland, R. L. Armstrong, A. V. Cox, L. E. Craig, A. G. Smith and D. G. Smith. 1990. A Geologic Time Scale 1989. view

There are intervals in 8 timescales which overlap this one. show

This interval is used in the definition of 1825 collections

A total of 4707 collections with 45866 occurrences lie within this time span

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International Chronostratigraphic TimescaleCenozoic SubepochsNorth American Land Mammal Ages
1.4
NeogenePliocenePiacenzianLate PlioceneBlancan2.58
ZancleanEarly Pliocene3.6
Hemphillian4.7
MioceneMessinianLate Miocene5.333
Tortonian7.246
Clarendonian9.4
SerravallianMiddle Miocene11.63
Barstovian12.5
Langhian13.82
BurdigalianEarly Miocene15.98
Hemingfordian16.3
Arikareean18.5
Aquitanian20.44
23.03
29.5