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：2025/11/28
megalodontid
（ plural ）
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Synonym of megalodontesid / (zoology) Any of the extinct bivalves in the family Megalodontidae.
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megalodontid
The museum's highlight was a remarkably preserved megalodontid shell from the Triassic reefs.
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The museum's highlight was a remarkably preserved megalodontid shell from the Triassic reefs.
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