Definitionn. comb-like respiratory structure serving as the gill of certain mollusks
Last update: July 19, 2015
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Ctenidium: a comb-like structure occurring on any part of an insect. [Please select]
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} Spiral fibre: the spiral thickening or folding of the chitinous lining of a trachea, which gives to the latter its characteristic microscopic appearance as well as its support and elasticity:= ctenidium. [Please select]
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