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Planktonic foraminiferal biostratigraphy and quantitative analysis during the CampanianMaastrichtian transition at the Oued Necham section (Kalâat Senan, central Tunisia)
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The Oued Necham (ON) section (Kalâat Senan, central Tunisia) provides a well-exposed outcrop of a CampanianMaastrichtian series that consists essentially of chalky limestones (i.e. the Abiod Formation) grading progressively to a marly unit (i.e. the El Haria Formation).
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