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Biology, 01.12.2020 19:00 ggpro4life3000

Across: 2. with two symmetrical shells - mirror images of each other.
3. the term "crinoid" means
5. rocktype made of layers of sand and clay
7. multicellular organisms that often live in colonies
Down:
1. exoskeletons are made up of this material
4. lived inside their shells
6. phylum where starfish and sea urchins belong
8. individuality of coral is called

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Across: 2. with two symmetrical shells - mirror images of each other.
3. the term "crinoid" me...
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