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Mercenaria campechiensis (Gmelin, 1791) Southern Quahog Fossil |
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| Plio-Pleistocene of south Florida (about 150 mm. in maximum diameter) |
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Mercenaria campechiensis (Gmelin, 1791) Southern Quahog Fossil |
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| Plio-Pleistocene of south Florida (about 150 mm. in maximum diameter) |
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