MORE MOLLUSKS VOCAB.

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Presentation transcript:

MORE MOLLUSKS VOCAB

RADULA TONGUE covered with teeth unique to mollusks Used to scrape food off surfaces MISSING in BIVALVES Image from: http://www.wildsingapore.com/chekjawa/text/i900.htm#r

CHROMATOPHORES Pigments in the skin that help organisms blend in with their surroundings Image from: http://www.biosbcc.net/ocean/marinesci/03ecology/mlimg/mlpop.jpg

COELOM = body cavity In organisms with OPEN CIRCULATION coelom contains circulatory fluid (blood) = HEMOCOEL Blood = HEMOLYMPH Image: http://fig.cox.miami.edu/Faculty/Dana/ham.gif

CLAMS Clams stay in one place = SESSILE Strain food from water = http://www.cinderzelda.com/czpics/potato2.jpg Clams stay in one place = SESSILE Strain food from water = FILTER FEEDERS http://www.4discountcookware.biz/market/15189

MARINE/FRESH WATER MARINE – live in salt water FRESH WATER- live in ponds, lakes, streams, rivers, etc. Image: http://www.belizeanjourneys.com/grc/mangrove/man2.jpg

TROCHOPHORE LARVA Found in all AQUATIC mollusks EXCEPT CEPHALOPODS