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List of specimens 1 through 2 of the 2 records that matched your criteria.
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Catalog # Identified As Country State Specific Locality Verbatim Date Parts Sex 
MCZ Mala 226345
Ostrea megadon Mexico    Magdalena Bay  August 13-14, 1872  valve (dry)   
MCZ Mala 260383
Ostrea megadon Mexico    off Novillaro, Nayarit  1962  valve (dry)   
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