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Fig. 15 | Swiss Journal of Geosciences

Fig. 15

From: New paleontological and biostratigraphical data (calcareous nannofossils, ostracods, brachiopods), correlations and lithostratigraphic units in the Urgonian facies (latest Hauterivian-Barremian) of the Swiss and French Jura Mountains: the Falaises Member and the Saars Formation (former “Gorges de l’Orbe Formation”)

Fig. 15

Key-marker Hauterivian-Barremian ostracods from the Swiss and French Jura Mountains, collection P.-O. Mojon. 1–2: Strigosocythere chalilovi (Kuznetsova, 1961), RV, reworked marls of Poet Beds/A4 (latest Barremian paleokarst infilling), Musinens (Bellegarde-sur-Valserine, France). 3–4: Rehacythereis buechlerae (Oertli, 1958), RV, reworked marls of Poet Beds/A4 (latest Barremian paleokarst infilling), Musinens (Bellegarde-sur-Valserine, France). 5–7: Rehacythereis geometrica (Damotte and Grosdidier, 1963), adult specimens, Bôle Member/A3 (Early to Late Barremian transition), 5 (RV) – 6 (LV): same specimen, Le Vanel (Travers, NE); 7 (LV): Le Mail (Neuchâtel City). 8: Bairdoppilata sp. 302 (Oertli, 1958), RV, reworked marls of Poet Beds/A4 (latest Barremian paleokarst infilling), Musinens (Bellegarde-sur-Valserine, France). 9–12: Bairdoppilata barremiana Mojon, n. sp.; 9-11-12 (RV), 10 (LV), Bôle Member/A3 (Early to Late Barremian transition), Le Vanel (Travers, NE). 13–14: Bairdoppilata luminosa Kuznetsova, 1961; Bôle Member/A3 (Early to Late Barremian transition), 13 (RV): Le Vanel (Travers, NE); 14 (LV): Gorges-de l’Orbe/Montcherand (VD). 15–16: Neocythere (Centrocythere) gottisi Damotte and Grosdidier, 1963; 15 (LV), 16 (ventral view), Bôle Member/A3 (Early to Late Barremian transition), Gorges-de l’Orbe/Montcherand (VD). 17–18: Strigosocythere strigosa (Grosdidier, 1964), RV of rather poorly preserved specimens, basal Montcherand Member/A2 (Early Barremian), Gorges-de l’Orbe/Montcherand (VD). 19–21: Protocythere triplicata (Roemer, 1841), 19–20 (RV), Falaises Member/Corcelles Marls/A1 (Early Barremian), Corcelles-1 (NE); 21 (RV): Hauterive Member (Early Hauterivian), Vauseyon (Neuchâtel City). 22: Rehacythereis bernardi (Grosdidier, 1964), RV, Hauterive Member (Early Hauterivian), Vauseyon (Neuchâtel City). LV = left valve, RV = right valve, A1 to A4 = ostracod Assemblages 1 to 4

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