http://resource.geosciml.org/classifier/ics/ischart/BaseValanginianSP
| comment | candidates are near Montbrunles- Bains (Drôme province, SE France) and Cañada Luenga (Betic Cordillera, S. Spain) | |||||
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| correlation event | Calpionellid FAD Calpionellites darderi (Base of Calpionellid Zone E); followed by ammonite FAD “Thurmanniceras” pertransiens | |||||
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| see also | index.html original | |||||