| 1. | This turtle gets its name from its reddish plastron or undershell.
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| 2. | The skeletal elements of the plastron are also largely in pairs.
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| 3. | Concerns have also arisen over the use of turtle plastron and seahorses.
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| 4. | The plastron and bridges are cream to yellow or brown.
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| 5. | The plastrons of males may also be softer than females.
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| 6. | The plastron-the belly shell-is used in TCM prescriptions.
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| 7. | The plastron is yellow-brown turning nearly black near the seams.
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| 8. | The plastron symbolizes the earthly world and the carapace the heavenly world.
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| 9. | The inorganic gill mechanism allows aquatic insects with plastrons to remain constantly submerged.
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| 10. | The male plastron is curved inwards to aid reproduction.
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