Characteristics
Feeding:
Reproduction:
Adaption
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Groups of EchinodermsSea Urchins and Sand Dollars (Class Echinoidea)
Brittle stars (Class Ophiuroidea)
Sea cucumbers (Class Holothuroidea)
Sea Stars Ophiuroidea
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Ecology
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Echinoderms are characterized by spiny skin, an internal skeleton, a water vascular system, and suction cup like structures called tube feet. Most adult echinoderms exhibits pentaradial symmetry.
Characteristics
Feeding:
Reproduction:
Adaption
|
|
Groups of EchinodermsSea Urchins and Sand Dollars (Class Echinoidea)
Brittle stars (Class Ophiuroidea)
Sea cucumbers (Class Holothuroidea)
Sea Stars Ophiuroidea
|
Ecology
|