Fig. 11From: The Staffelegg Formation: a new stratigraphic scheme for the Early Jurassic of northern SwitzerlandDetailed section of the Early Jurassic strata at the Staffelegg clay pit (AG). α = data from Jordan (1983); β = loosely collected Pleuroceras sp. at the “Staffelberg” (collection of the Geologisches Institut der ETH Zürich; see Jordan 1983); γ = loosely collected (Reisdorf et al. subm.); δ = data from Ziegler in Jordan (1983)Back to article page