Lithostratigraphy and planktonic foraminifera of the uppermost Cretaceous-Upper Paleocene strata of the Tavas nappe of the Lycian nappes (SW Turkey)

作者: Bilal Sari

DOI: 10.4154/GC.2017.14

关键词: LithostratigraphyOphioliteCretaceousPaleogeneForaminiferaPaleontologyNappeObductionAllochthonGeology

摘要: The Lycian nappes lying on top of the para–autochthonous metamorphosed Menderes and unmetamorphosed Bey Daglari successions in SW Anatolia belong to Tauride segment Anatolide–Tauride Block. Tavas nappe is one several slices sand forms structurally lowermost tectono–stratigraphic unit. upper part succession represented by planktonic foraminifera–bearing uppermost Cretaceous cherty micritic limestones calciturbidites Babadag Formation Lower Palaeogene calciclastic rocks Faralya study area. Lithostratigraphic characteristics foraminiferal assemblages two formations Bozburun hill locality (S Koycegiz) are documented for first time three stratigraphic sections this study. mainly comprises alternating limestones, which include diverse keeled morphotypes. presence Racemiguembelina fructicosa Abathomphalus mayaroensis within indicates a late Maastrichtian age succession. Two overlying comprise laminated brecciated mudstones. Planktonic dominated Late Palaeocene occurrence Morozovella acuta Globanomalina planoconica at base suggests Thanetian deposits. boundary between characterized gap ranging from latest earliest Selandian. was linked with main events, when ophiolite obduction incorporation Koycegiz Thrust Sheet into allochthon occured. limestone clasts foraminifers could be clues that exposure anderosion.

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