Related Clues:
- Animal remnant preserved in rock
- Preserved trace of an ancient plant or animal
- This fuel is natural, extracted from the ground
- Remains of an ancient plant or animal
- It frames the mouth and holds the teeth
- Ancient remains embedded in rock
- Ancient remain preserved in rock
- Component of a skeleton
- Remains of plant now hardened in rock
- Ancient remains as of plant hardened into rock
- Ancient remains preserved in rock
- The remains of a plant or animal that existed in a past geological age
- Substance of a skeleton
- Remains or impression of a prehistoric plant or animal
- It makes up the skeleton