Challenging puzzle for experienced crossword solvers
Mysteries of Shellder’s Ocean Shells
Moderate difficulty suitable for most players
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Across
- 1. Relating to the rising and falling of sea levels
- 3. Class of mollusks with two hinged shells
- 5. Gem formed inside the shell of certain mollusks
- 6. Large sea snail known for a spiral shell
- 8. One who or that which tightly holds, like Shellder’s grip
- 9. Soft-bodied invertebrate often with a hard shell
- 12. Underwater ridge formed by coral or rock formations
Down
- 2. Respiratory organ of aquatic animals
- 4. Tool or action to hold tightly, like Shellder’s bite
- 7. Prefix relating to crustaceans, aquatic arthropods
- 10. Relating to the sea or ocean environments
- 11. Flexible limb used for sensing or grasping
- 13. Air-filled sphere often seen underwater or on surface
- 14. Protective outer covering of a mollusk
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