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What is the estimated age of the trilobite fossils (bottom layer of fossils)?
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What is the estimated age of the trilobite fossils (bottom layer of fossils)?
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Apr 5, 2021
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What is the estimated age of the trilobite fossils (bottom layer of fossils)?
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Answer:
521 million years ago
Step-by-step explanation:
Dan Brenner
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Apr 11, 2021
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Dan Brenner
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