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The earth is created, there is no known life. This took place 4600 million years ago.
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All of time from when the earth was created and now.
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The earth first starts, at the end of this era, first known life appears. This took place 4600 to 542 million years ago.
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Many knew life appears, such as trilobites, brachiopods, stromatolites, and green algae. This took place 543 to 490 million years ago.
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This era holds two of the most important events of animal history. It lasts from 542 to 251 milion years ago.
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Marine life appears. This takes place 488 to 443 million years ago.
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First appearence of freshwater fish. This took place 443 to 416 million years ago.
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The oldest known vascular plants appeared. This took place 416 to 359 million years ago.
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There are rich deposits of fine coal. This took place 359 to 299 million years ago.
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The largest mass extinction accured. This took place 299 to 251 million years ago.
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The time where Pangea existed, dinosaurs start to appear. This took place 251 to 199 million years ago.
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Dinosaurs roam the earth. This takes place 251 to 65 million years ago.
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Where most of the animal life appeares.
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This is when dinosaurs roamed the earth. This took place 199 to 145 million years ago.
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Many insects appear. This takes place 145 to 65 million years ago.
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"New life appears"
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The Dinosaurs die off. This took place 65 to 23 million years ago.
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Continents start crashing into eachother. This took place 23 to 2 million years ago.
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Humans appear and many modern animals.
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Our present day in the quaternary period.