Cephalopodenbank (Arn. Heim 1916), Ammonitenhorizont an der Basis des Valanginienkalkes (Haus 1937 in: Rutsch et al. 1966), Büls-Schichten (Kuhn 1997), Büls Beds = Büls Member (Föllmi et al. 2007)
About Lithostratigraphic Lexicon of Switzerland This online lexicon has been designed as a handy reference tool for geologists working in academic research (including most particularly students who ar