Phanerozoic Eon 541 - Present
Paleozoic Era 541 - 252 289
Permian Period
298.9 - 251.9 47
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Mesozoic Era (Middle Life) 252 - 66 186
Triassic Period 251.9 - 201.3 50.6
Early Triassic Subperiod
251.9 - 247.2 4.7
Olenekian 251.2 - 247.2 4
250 massive volcanic eruptions & devastating global warming. Only one in 10 species survived this cataclysmic end-Permian event.
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Middle Triassic Subperiod
247.2 - 237 10.2
Anisian 247.2 - 242 5.2
243 - 191 52 Marine Isotope Stage 7 |
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Phanerozoic Eon 541 - Present
Mesozoic Era (Middle Life) 252 - 66 186
Triassic Period 251.9 - 201.3 50.6
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Jurassic Period
201.3 - 145
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Phanerozoic Eon 541 - Present
Mesozoic Era (Middle Life) 252 - 66 186
Jurassic Period
201.3 - 145
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Cretaceous Period
145 - 66 79
Early (Lower) Cretaceous Subperiod
145 - 100.5 44.5
Berriasian Age 145 - 139.8 5.2
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Phanerozoic Eon 541 - Present
Mesozoic Era (Middle Life) 252 - 66 186
Cretaceous Period
145 - 66 79
Early (Lower) Cretaceous Subperiod
145 - 100.5 44.5
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Late (Upper) Cretaceous Subperiod
100.5 - 66 34.5
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Cenozoic Era 66 - Present
Paleogene Period 66 - 23.03 42.97
Paleocene Epoch 66 - 56 10
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Phanerozoic Eon 541 - Present
Cenozoic Era 66 - Present
Paleogene Period 66 - 23.03 42.97
Paleocene Epoch 66 - 56 10
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Neogene Period 23.03 - 2.588 20.442
Miocene Epoch 23.03 - 5.333 17.697
Aquitanian Age 23.03 - 20.44 2.26 |
Serravallian Age 13.82 - 11.63 3.9 |
Tortonian Age 11.63 - 7.246 3.9 |
Messinian Age 7.246 - 5.333 3.9 |
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Pliocene Epoch 5.333 - 2.588 2.745
Zanclean Age 5.333 - 3.6 8.2 |
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Quaternery Period 2.588 - Present
Pleistocene Epoch
2.588 - 11.784 2,068,300
Aquitanian Age 2.58 - 47.8 8.2 |
Serravallian Age 37.8 - 33.9 3.9 |
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Holocene Epoch 11.784 - present
Greenlandian Age .0117 - .0082 .0035 |
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