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Fig. 8 | Swiss Journal of Geosciences

Fig. 8

From: The Perte-du-Rhône Formation, a new Cretaceous (Aptian-Cenomanian) lithostratigraphic unit in the Jura mountains (France and Switzerland)

Fig. 8

Facies and microfacies pictures from the Mussel Mb: ab Facies and microfacies from the Scie Besse Beds of La Presta. c Parahoplites cf. melchioris Anthula 1899, coll. Pictet, MHNG GEPI 17445, zonal index from the Scie Besse Beds. d–e Facies and microfacies from the Ponthoud Bed from the Fulie (Bellegarde, Ain, France). f Nolaniceras nolani [Seunes 1887], coll. Renevier, MGL 22447, former zonal index from the Scie Besse Beds. gh Facies and microfacies from the Vernettes Beds from the Fulie section. i Ammonite fauna (i1, Proleymeriella aff. schrammeni [Jacob 1908], coll. Delamette, MHNG GEPI 54731; i2, Leymeriella tardefurcata [d’Orbigny 1841], coll. A. Pictet, MHNG GEPI 84603; i3, L. regularis [d’Orbigny 1841], coll. A. Pictet, MHNG GEPI 84604; i4, Sonneratia dutempleana [d’Orbigny 1850], coll. Renevier, MGL 12943) from the Vernettes Beds. j Boundary between the Presta and Vraconne Beds in the Mussel mine (Bellegarde, Ain, France). k Facies of the Presta Beds in the section of La Presta. l Ammonite fauna (l1, Otohoplites subhilli [Spath 1942], coll. A. Pictet, MHNG GEPI 84605; l2, Hoplites (Isohoplites) steinmanni [Jacob 1907], coll. A. Pictet, MHNG GEPI 56723; l3, Lyelliceras lyelli [d’Orbigny 1841], coll. A. Pictet, MHNG GEPI 56723; l4, Anahoplites intermedius Spath 1925, coll. A. Pictet, MHNG GEPI 84610) from the Vernettes Beds. mn Facies and microfacies from the Vraconne Beds to the Mussel mine. o Ammonite fauna (o1, Dimorphoplites biplicatus [Mantell 1822], coll. A. Pictet, MHNG GEPI 84606; o2, Dipoloceras cristatum [Brongniart 1822], coll. A. Pictet, MHNG GEPI 84607; o3, Mortoniceras inflatum [Sowerby 1818], coll. A. Pictet, MHNG GEPI 84609; o4, Mortoniceras fallax [Breistroffer 1940], coll. Pictet, MHNG GEPI 19000) from the Vraconne Beds

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