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- Present Day
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- Pleistocene Glacial Maximum 50-18 Ka
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- Miocene ca. 10 Ma
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- Eocene ca. 40 Ma
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- Cretaceous-Paleocene ca. 65 Ma
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- Cretaceous (Late) ca. 80 Ma
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- Cretaceous (Early) ca. 120 Ma
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- Jurassic (Late) ca. 150 Ma
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- Jurassic (Early) ca. 180 Ma
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- Triassic ca. 220 Ma
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- Permian ca. 260 Ma
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- Pennsylvanian ca. 300 Ma
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- Mississippian ca. 340 Ma
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- Devonian ca. 380 Ma
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- Silurian ca. 420 Ma
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- Ordovician ca. 460 Ma
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- Cambrian (Late) ca. 500 Ma
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- Cambrian (Early) ca. 540 Ma
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- Ediacaran ca. 600 Ma
