This list of the Mesozoic life of Mississippi contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Mississippi and are between 252.17 and 66 million years of age.
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A living Acteon barrel bubble sea snailShell of an Ancilla sea snailInterior and exterior of a shell of an Anomia, or jingle shellInterior of the shell of an Arca ark clam