noun
EXAMPLES FROM CORPUS
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In spite of their general conservatism the bivalves did produce some short-lived, bizarre forms with no living survivors.
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Most bivalve fossils are a few centimetres long; the ideal size for collecting.
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Of the two, the bivalve molluscs are much the most significant in the sea today.
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Scallops, like oysters, are derived from bivalves.
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The giant bivalves jammed the cracks between the black tufts of lava that covered the ocean floor.
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The same piece of rock also includes internal moulds of gastropods and bivalves.
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What is true of bivalves is without much doubt true of the majority of benthic invertebrates.