Bivalve Anatomy ... (Note: Colors have been added to distinguish organs; they are not the natural colors.) ... Clams, such as the northern quahog, are bivalves, meaning that they have shells consisting of two halves, or valves. The valves are joined at the top, and the adductor muscles on each side hold the shell closed.
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www.assateague.com/nt-bival.html
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A bivalve is characterized by possessing two shells secreted by a mantle that extends in a sheet on either side of the body. The oldest part of the shell, the umbo, can be recognized as a large hump on the anterior end of the dorsal side of each shell.
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animaldiversity.ummz.umich.edu/site/accounts/informatio...
animaldiversity.ummz.umich.edu/site/accounts/information/Bivalvia.html
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Bivalvia - Wikipedia, the free encyclopedia
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Bivalves are marine and freshwater molluscs belonging to the class Bivalvia . Other names for the class include Acephala , Bivalva , Pelecypoda , and Lamellibranchia . The class contains 30...
en.wikipedia.org/wiki/Bivalvia
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Cockle (bivalve) - Wikipedia, the free encyclopedia
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Cockle is the common name for a group of (mostly) small, edible, saltwater clams, marine bivalve mollusks in the family Cardiidae . Various species of cockles live in sandy sheltered beaches throug...
en.wikipedia.org/wiki/Cockle_(bivalve)
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The shell of bivalve molluscs is characterized by two calcareous halves, called valves, which can be composed of either calcite ... The outermost layer of the bivalve shell, called the periostracum, is composed of a horny organic substance which in the example is the darker material only on the external part of the shell.
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paleo.cortland.edu/tutorial/Bivalves/bivalvia.htm
paleo.cortland.edu/tutorial/Bivalves/bivalvia.htm
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There will be Bivalve Bash signs directing you to free offsite parking. Shuttle busses will run approximately every 15-20 minutes. One bus is wheelchair accessible. We encourage car-pooling.
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www.bivalvebash.com/
www.bivalvebash.com/
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Here are four types of bivalves: ... BACK TO THE MOLLUSK PAGE! ... Bivalves use their foot to move themselves. Not in the way we use our feet, but to push themselves over or move themselves away from a threat. Although they do have this foot, most bivalves do not move very often.;
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www.cyhaus.com/marine/bivalve.htm
www.cyhaus.com/marine/bivalve.htm
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Encyclopedia article about bivalve. Information about bivalve in the Columbia Encyclopedia, Computer Desktop Encyclopedia, computing dictionary. bivalve mollusk, bivalve mollusks ... Bivalve Shells...
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encyclopedia2.thefreedictionary.com/bivalve
encyclopedia2.thefreedictionary.com/bivalve
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This is an introduction to the Bivalves (ie, Pelecypoda) the second larges class of Molluscs they are found in fresh and salt water all around the world, wherever there is enough CaCo ... The male bivalves then release their sperm into the same water. If the eggs and sperm meet, a new baby bivalve is born. Some of my...
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www.manandmollusc.net/beginners_intro/pelecypoda.html
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