Chalk Group Lithostratigraphy: Northern England - Sewerby Hall Marl

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This marl is c. 40-50 mm thick, and comprises light grey marl and crushed chalk, locally becoming chalky marl (Whitham, 1993).

Macrofossil Biozonation: I. lingua Zone

Correlation: see Correlation with other UK Chalk Group successions

References

WHITHAM, F.1993. The stratigraphy of the Upper Cretaceous Flamborough Chalk Formation north of the Humber, north-east England. Proceedings of the Yorkshire Geological Society, Vol. 49(3), 235-258.

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