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Search Results for “ambulacra”
1) ambulacrum. The American HeritageŽ Dictionary of the English Language: Fourth Edition. 2000.
...One of the five radial areas on the undersurface of the starfish and similar echinoderms, from which the tube feet are protruded and withdrawn. Latin ambulcrum, walk...

2) Echinodermata. The Columbia Encyclopedia, Sixth Edition. 2001
...a system of water-filled canals unique to echinoderms. Called the water-vascular, or ambulacral, system, it connects with the tube feet, or podia, which are extensions...

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