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Swiss Journal of Geosciences
Fig. 6 | Swiss Journal of Geosciences

Fig. 6

From: Record of a dense succession of drowning phases in the Alpstein mountains, north-eastern Switzerland: part I—the Lower Cretaceous Tierwis Formation (latest Hauterivian to latest Barremian)

Fig. 6

A Overview of the Langtal outcrops and of the Gir cliff on which the main lithostratigraphic units and discontinuity surfaces are reported. B Focus on the giant heteromophic ammonite Honnoratia thiollierei (Astier, 1851) in the uppermost metre of the Altmann Member. C Focus on the progressive facies transition between the Drusberg Member and the Schrattenkalk Formation

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