Révision de l'attribution stratigraphique du gisement de Chasné-sur-Illet (Ille-et-Vilaine) à l'aide de la faune de foraminifères et de la nannoflore calcaire
With Île-de-France as its stratotype region, the Lutetian is an internationally recognized and even famous geological stage. The fossils found in it, the monuments built with stone of that age and the historical figures who took an interest in it all justify this notoriety.