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195000 years ago the first homo sapien lived on the Earth
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65 million years ago the late devonation period became extinct
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195 million years ago the triassic period became extinct
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200 million years ago Pangea broke apart creating all the seperate continents
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251 million years ago the jurassic period became extinct
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320 million years ago the first life lived on the Earth
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270 million years ago the land form known as Pangea formed. It was all the continents connected
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364 million years ago the permian period became extinct
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439 million years ago the Ordovician period became extinct
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600 million years ago the first multicellular organisms lived on the Earth
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3800000000 million years ago the first eukaryotes lived on the Earth
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3.5 billion years ago oxygen first entered the atmosphere
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4600000000 million years ago the Earth is first formed.