A comparison with the Turonian of Saumur is contemplated. The existence of tethyan influences is testified by the collection of several examples of Choffaticeras and (?) Coilopoceras. Further to the south, other cuttings dug near Saintes complete the succession of the Santonian stratotype, with...
. No hexactinellids have been recorded; in Charente this group appears only in the uppermost Campanian. It would appear that the climatic and/or bathymetric conditions changed at this time to give a colder depositional environment.doi:10.1016/0195-6671(85)90034-5HenriGeneviève Termier...