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Intervals
Macrostrat
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Tortonian
15
Type
Age
Age range
11.63–7.246
Ma
International Timescale
also
International Ages
,
Custom COSUNA
,
COSUNA
,
Russian Stages
Neogene
Miocene
Messinian
Tortonian
Serravallian
11.8
11.6
11.4
11.2
11.0
10.8
10.6
10.4
10.2
10.0
9.8
9.6
9.4
9.2
9.0
8.8
8.6
8.4
8.2
8.0
7.8
7.6
7.4
7.2
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