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Types of Echinoderms
Echinoderms are easily placed into five classes based on their morphology.
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The Sand Dollar
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This short documentary is about a fascinating little creature that lives on the beach and is active at low tide. The sand dollar is part of the Echinoidea class of mobile echinoderms.
SCI.BIO.783 (Types of Echinoderms - Biology)
SCI.BIO.783 (Types of Echinoderms - Life Science)
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