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radial canal |
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radial canal [′rād·ē·əl kə′nal] (invertebrate zoology) One of the numerous canals that radiate from the spongocoel in certain Porifera. Any of the canals extending from the coelenteron to the circular canal in the margin of the umbrella in jellyfishes. A canal radiating from the circumoral canal along each ambulacral area in many echinoderms. 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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