![](0man.jpg)
Present day
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![](8man.jpg)
Quaternary Glacial (0.126Ma)
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![](3man.jpg)
Neogene Pliocene (3Ma)
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![](8aman.jpg)
Neogene Miocene (8Ma)
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![](15man.jpg)
Neogene Miocene (15Ma)
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![](25man.jpg)
Paleogene Oligocene (25Ma)
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![](40man.jpg)
Paleogene Eocene (40Ma)
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![](50man.jpg)
Paleogene Eocene (50Ma)
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![](60man.jpg)
Paleogene Paleocene (60Ma)
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![](65man.jpg)
Cretaceous-Tertiary (65Ma)
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![](75man.jpg)
Late Cretaceous (75Ma)
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![](85man.jpg)
Late Cretaceous (85Ma)
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![](100man.jpg)
Late Cretaceous (100Ma)
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![](115man.jpg)
Early Cretaceous (115Ma)
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![](130man.jpg)
Early Cretaceous (130Ma)
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![](140man.jpg)
Early Cretaceous (140Ma)
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![](150man.jpg)
Late Jurassic (150Ma)
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![](170man.jpg)
Middle Jurassic (170Ma)
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![](180man.jpg)
Early Jurassic (180Ma)
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from http://cpgeosystems.com/nam.html
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