| 1. | This places early entoprocts in the period of the Cambrian explosion.
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| 2. | Scientists have dated this region to the Cambrian or Pennsylvanian period.
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| 3. | Sections of the lower canyon walls are made of Cambrian rock.
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| 4. | The evolutionary ancestry of arthropods dates back to the Cambrian period.
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| 5. | The Cambrian Coast railway split the holiday camp into two halves.
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| 6. | Plectronoceratina form the ancestral stock which originated in the Late Cambrian.
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| 7. | He has also released recordings with the Welsh recording label Cambrian.
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| 8. | Edmonds was corresponding secretary for Cornwall of the Cambrian Archaeological Society.
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| 9. | This third event folded the layered Precambrian and Cambrian sedimentary rocks.
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| 10. | He is the co-founder of Cambrian Ventures and Kosmix.
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