Calpionellid FAD Calpionellites darderi (Base of Calpionellid Zone E); followed by ammonite FAD “Thurmanniceras” pertransiens Stratotype Point Base of Valanginian Stratotype Point Base of Valanginian Base of Valanginian candidates are near Montbrunles- Bains (Drôme province, SE France) and Cañada Luenga (Betic Cordillera, S. Spain) false