NoNormies NoNormies
  • 06-11-2018
  • Biology
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What is a example of a Index fossil

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damaira09
damaira09 damaira09
  • 03-01-2019

Examples of index fossils include: Ammonites were common during the Mesozoic Era (245 to 65 mya), They were not found after the Cretaceous period, as they went extinct during the K-T extinction (65 mya).

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