Figure 2: Synthetic log of the Lower Cretaceous of the Les Ferres area. J.-B.: Jurassic and Berriasian; Cenom.: Cenomanian; Form.: Formation; HAL: Hauterivian-Aptian limestones; CJ: Combe de Joinet Member; AL: Ammonitoceras Level; TB: Toxoceratoides Bed; forb.: Deshayesites forbesi; des.: Deshayesites deshayesi; mu.: Deshayesites multicostatus; gr.: Deshayesites grandis; D. duf.: Dufrenoyia dufrenoyi.