In rock layers, jellyfish fossils are found lower than trilobite fossils, and trilobite fossils are found lower than ammonite fossils. What can be determined from this information?

Name: Revolt
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Question

Revolt · Accepted Answer

Jellyfish existed before trilobites and ammonites.

Practice Test

In rock layers, jellyfish fossils are found lower than trilobite fossils, and trilobite fossils are found lower than ammonite fossils. What can be determined from this information?

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