| 1. | Throughout the Paleozoic Era, tropical seas periodically inundated the Colorado Plateau region.
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| 2. | Its constitution is pyroxenites and dunites of lower and middle Paleozoic era.
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| 3. | Brachiopod fossils have been useful indicators of climate changes during the Paleozoic era.
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| 4. | The Paleozoic era was not just about trilobites with odd headgear.
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| 5. | Flossil _ Something caught in your teeth since the Paleozoic Era.
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| 6. | The bed is made of sandstone which was deposited in the Paleozoic Era.
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| 7. | It is preceded by the Mesoproterozoic era and succeeded by the Paleozoic era.
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| 8. | The earliest marine reptiles arose in the Permian period during the Paleozoic era.
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| 9. | The Toren Gallery of Ancient Life includes models of organisms of the Paleozoic era.
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| 10. | Over time, the warmer weather moved into the Paleozoic Era.
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