| 1. | Lummaton Quarry's shell deposits led to the naming of the Devonian period.
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| 2. | The Devonian Period is broken into the Early, Middle and Late Devonian.
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| 3. | This consists of siltstone and shale and comes from the Devonian period.
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| 4. | They first evolved in the Devonian period, and soon became quite successful.
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| 5. | Burray is made up of Old Red Sandstone of the Devonian period.
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| 6. | The Devonian period experienced the first significant adaptive radiation of terrestrial life.
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| 7. | A second, distinct mass extinction, the Hangenberg event, closed the Devonian period.
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| 8. | It is assumed the proto-caribbean basin existed in the Devonian period.
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| 9. | The "'Givetian "'is one of two faunal stages in the Middle Devonian period.
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| 10. | The volcanic forces created igneous sills into the rocks from the Devonian Period.
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मोबाइल