Mollusca

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(removed Lophtrochzoa, has own page ~~~~)
(Physiology: removed blind link ctenidum~~~~)
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* a [[mantle]], usually two folds that enclose the gills or lungs, and also secretes the protective shell
* a [[mantle]], usually two folds that enclose the gills or lungs, and also secretes the protective shell
* a [[radula]], a tongue-like feeding organ, essentially a sort of built-in saw equipped with rows of microscopic teeth that is incredibly effective at scraping food off hard surfaces or grinding through any substance (some carnivorous snails are able to bore a whole through the shells of other mollusks)
* a [[radula]], a tongue-like feeding organ, essentially a sort of built-in saw equipped with rows of microscopic teeth that is incredibly effective at scraping food off hard surfaces or grinding through any substance (some carnivorous snails are able to bore a whole through the shells of other mollusks)
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* a special respiratory gill (the [[ctenidium]])
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* a special respiratory gill known as the ctenidium, (plural ctenidia)
* a shell made of calcium carbonate. This fossilizes easily, which explains the rich fossils record the mollusks possess.
* a shell made of calcium carbonate. This fossilizes easily, which explains the rich fossils record the mollusks possess.

Revision as of 20:47, 10 May 2009

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