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Fig. 25 | Swiss Journal of Geosciences

Fig. 25

From: The Staffelegg Formation: a new stratigraphic scheme for the Early Jurassic of northern Switzerland

Fig. 25

Detailed section of the Late Triassic and Early Jurassic strata at Hautes Roches (BE). ? = uncertain biostratigraphic affiliation (compare with Fig. 22); α = “Insektenmergel”? (compare with Fig. 22); β = see also Erni (1910, 1926) vs. Vollrath (1924: 22) and Frank (1930: 385); γ = see also Erni (1910, 1926) and Elber (1921); δ = loosely collected Waehneroceras sp. (= Curviceras), reworked? (own data); ε = Arietites (Arietites) cf. bisulcatus (Brugiére), data from B. Hostettler (FPJ, 2005); ζ = Coroniceras sp. (loosely collected, own data); π = Arnioceras cf. oppeli (Guérin-Franiatte), Arnioceras cf. ceratitoides (Qu.) (own data); Arnioceras cf. oppeli (Guérin-Franiatte), Arnioceras cf. falcaries (Qu.), Arnioceras cf. robustum (Qu.), data from B. Hostettler (FPJ, 2005); ψ = Microderoceras sp., Asteroceras cf. alamanicum (Guérin-Franiatte), data from B. Hostettler (FPJ, 2005); ω = ostracods (own data, det. E. Beher 2004): Acrocythere oeresundensis, Bairdia? extracta, Bairdia molesta, Bythocypris postera, Isobythocypris tatei, Ledahia bispinosa, Ogmoconcha aff. amalthei, Paracypris sp., Paracypris alemannica

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