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One of the five areas on the under surface of an echinoderm on which the tube feet are located
Answer for the clue "One of the five areas on the under surface of an echinoderm on which the tube feet are located ", 10 letters:
ambulacrum
Word definitions for ambulacrum in dictionaries
Wikipedia
Word definitions in Wikipedia
In zoology , an ambulacrum is an elongated area of the shell of an echinoderm in which a row of tube feet are arranged. It is pluralized as ambulacra . The area on the shell between ambulacra is known as an interambulacrum .
Wiktionary
Word definitions in Wiktionary
n. (context of an echinoderm English) A row of pores for the protrusion of appendages such as tube feet.
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Ambulacrum \Am`bu*la"crum\, n.; pl. Ambulacra . [L., an alley or covered way.] (Zo["o]l.) One of the radical zones of echinoderms, along which run the principal nerves, blood vessels, and water tubes. These zones usually bear rows of locomotive suckers ...
WordNet
Word definitions in WordNet
n. one of the five areas on the undersurface of an echinoderm on which the tube feet are located [also: ambulacra (pl)]
Usage examples of ambulacrum.
Finally, the corridor they had taken ended in the ambulacrum behind the columns that encircled the crypt where, the last time, they had seen Zosimos.