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