Fig. 9From: The Cretaceous of the Swiss Jura Mountains: an improved lithostratigraphic schemePerte du Rhône Formation. a Irregular limestone beds in the otherwise marly Fulie Member, outcropping in the Ruisseau du Poet Bellegarde. Hammer in centre of photograph is 33 cm long. b Multicoloured glauconite-rich sandstone from the Mussel Member, outcropping along the Rhône River at the Perte du Rhône type localityBack to article page