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Cnidaria |
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Cnidaria /Cni·da·ria/ (ni-dar´e-ah) a phylum of marine invertebrates including sea anemones, hydras, corals, jellyfish, and comb jellies, characterized by a radially symmetric body bearing tentacles around the mouth. Cnidaria, a phylum of invertebrate animals that includes jellyfish, sea anemones, hydroids, and corals. Formerly called Coelenterata. Cnidaria a phylum of lowly animals including hydroids and hydromedusae (class Hydrozoa), true jellyfish and free-swimming medusae (class Scyphozoa) and sea anemones, sea pens and corals (class Anthozoa). Previously called Coelenterata and that name is still widely used. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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