Tortonian

（重定向自Tortonian age）

The Tortonian is in the geologic timescale an age or stage of the late Miocene that spans the time between 11.608 ± 0.005 Ma and 7.246 ± 0.005 Ma (million years ago). It follows the Serravallian and is followed by the Messinian.

The Tortonian roughly overlaps with the regional Pannonian stage of the Paratethys timescale of Central Europe. It also overlaps the upper Astaracian, Vallesian and lower Turolian European Land Mammal Mega Zones, the upper Clarendonian and lower Hemphillian North American Land Mammal Ages and the upper Chasicoan and lower Huayquerian South American Land Mammal Ages.

单词	Tortonian age
释义	Tortonian age 英语百科 Tortonian （重定向自Tortonian age） The Tortonian is in the geologic timescale an age or stage of the late Miocene that spans the time between 11.608 ± 0.005 Ma and 7.246 ± 0.005 Ma (million years ago). It follows the Serravallian and is followed by the Messinian. The Tortonian roughly overlaps with the regional Pannonian stage of the Paratethys timescale of Central Europe. It also overlaps the upper Astaracian, Vallesian and lower Turolian European Land Mammal Mega Zones, the upper Clarendonian and lower Hemphillian North American Land Mammal Ages and the upper Chasicoan and lower Huayquerian South American Land Mammal Ages.
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