Fig. 4
From: The Staffelegg Formation: a new stratigraphic scheme for the Early Jurassic of northern Switzerland
Former unit names and their revised stratgraphic range (see also Fig. 3). Fe-Oolith. Lagen = Fe-Oolithische Lagen; Insektenm. = Insektenmergel; Nor. = Norian; O. biod. L. = Obere Biodetritische Lage; O. sp.-biodetr. Lagen = Obere spätig-biodetritische Lagen; Posidon./Posidoniensch. = Posidonienschiefer; ? Protosaccul. = ? Protosacculina; Psilon.-/Psiloc.-Sch. = Psilonoten-/Psiloceras-Schichten; Rhaet. = Rhaetian; Rhaetogon. = Rhaetogonyaulax; # = zones sensu Dean et al. (1961), sensu Bloos (1979), sensu Brenner (1986) and sensu Schlegelmilch (1992)