| 1. | The Middle Triassic spans from 247 million to 237 million years.
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| 2. | The Late Triassic spans from 237 million to 200 million years.
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| 3. | During the Triassic, archosaurs displaced therapsids as the dominant amniotes.
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| 4. | The Upper Triassic Mesogereonidae are found in Australia and South Africa.
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| 5. | By the Middle Triassic, however, only the eucynodonts remained.
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| 6. | Triassic temnospondyls were often the dominant semiaquatic animals in their environments.
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| 7. | The Procynosuchids became extinct at the Permian-Triassic extinction event.
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| 8. | The earliest known turtles are from fossils in the Upper Triassic.
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| 9. | Triassic forms were small, lightly built, active terrestrial animals.
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| 10. | The Triassic cliffs have geological interest for the variety of fossils.
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