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Related articles:
Ecdysis
Powered exoskeleton
Chitin
Skeleton
Bryozoa
Arthropod
Crustacean
Phylum
Crab
Keratin
Tortoise
Lobster
Horn (anatomy)
Insect
Spiracle
Fungus
Mechatronics
Arachnid
Endoskeleton
Key terms: shell exoskeleton form fossil animal appear mineralized calcium stable ocean cambrian become parts range lineages limb soft bone resist material whose outer decay armor contain preserved evolution orthoses chitin device calcified aragonite predators chemistry evolved biology powered chemical mollusks constructed magnesium artificial prostheses environments fossil record most lineages produced tough cambrian period calcium carbonate Search external links cited by footnotes on Wikipedia page Exoskeleton: |
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