Geoconservation Research (Geoconserv. Res.) The Aptian Marls of La Tuilière (Luberon UNESCO Global Geopark, France), a Historical Stratotype Volume 4 (2021) Issue 2, December 2021 - Paleontological Heritage and Geoconservation in the UNESCO European Geoparks (Part II) edited by Dan Grigorescu, Michael Benton, Vachik Hairapetian 2023 11 17 The Aptian Marls of La Tuilière (Luberon UNESCO Global Geopark, France), a Historical Stratotype 10.30486/gcr.2021.1915531.1069 EN Stephane Legal Parc naturel régional du Luberon, 60 place Jean Jaurès, 84400 Apt, France Pauline Coster Parc naturel régional du Luberon, 60 place Jean Jaurès, 84400 Apt, France 0000-0003-4015-252X Journal Article 2023 11 17 The historical stratotype of the Aptian Stage (Cretaceous) was defined in the Luberon UNESCO global geopark in the middle of the 19th century. Due to excessive urbanization launched in the early sixties, the best outcropping conditions are those found at La Tuilière, in the vicinity of Saint-Saturnin-lès-Apt. This is a privileged place, with conservation, educational and valorization measures implemented by the local authorities.