nikky78 nikky78
  • 15-10-2020
  • Chemistry
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Which organism on the geologic time scale are now extict

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pgalens
pgalens pgalens
  • 15-10-2020

Answer:The Ordovician and Cambrian Periods are referred to as the "age of invertebrates", with trilobites abundant. In this period, brachiopods became more abundant that the trilobites, but all but one species of them are extinct today.

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