echinoderm :

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  • n  marine invertebrates with tube feet and five-part radially symmetrical bodies
News & Articles

  • Paleontologists Discover New Species of Sea Creature
    Researchers have found a new, fossilized sea species that lived on Earth about 520 million years ago.  Andrew Smith, a paleontologist, said the new creature is called Helicocystis moroccoensis. It was found in Morocco and "has characteristics that place it as the most primitive echinoderm that has a fivefold symmetry." Echinoderms are a group of animals that often have five-point symmetries ...
    June 28, 2013 - Opposing Views

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