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Journal

TÜBİTAK

2010

Benthic foraminifera

Articles 1 - 2 of 2

Full-Text Articles in Physical Sciences and Mathematics

Stratigraphy And Larger Foraminifera Of The Eocene Shallow-Marine And Olistostromal Units Of The Southern Part Of The Thrace Basin, Nw Turkey, Ercan Özcan, György Less, Aral İ. Okay, Mária Báldi-Beke, Katalin Kollányi, İsmai̇l Ömer Yilmaz Jan 2010

Stratigraphy And Larger Foraminifera Of The Eocene Shallow-Marine And Olistostromal Units Of The Southern Part Of The Thrace Basin, Nw Turkey, Ercan Özcan, György Less, Aral İ. Okay, Mária Báldi-Beke, Katalin Kollányi, İsmai̇l Ömer Yilmaz

Turkish Journal of Earth Sciences

The Eocene marine sequence in the southern part of the Thrace Basin (NW Turkey) involves a variety of platform and deep-marine olistostromal units, the stratigraphy of which have been vigorously debated in the past. A detailed analysis of larger foraminifera in these either foraminifera or foraminifera-coral-coralline algae-dominated platform and associated comparatively deeper-marine units permits us to establish a high-resolution biostratigraphy in the context of shallow benthic zonation (with SBZ zones) of Tethyan Paleogene. The oldest zone (SBZ 5, corresponding to the basal Ypresian) was observed only in olistoliths. An old erosional remnant of a transgressive shallow-marine to basinal sequence (Dişbudak …


Foraminiferal Biostratigraphy And Palaeoenvironmental Reconstruction Of The Paleocene–Eocene Transition At The Kharrouba Section, Tunisia (Southern Tethys Margin), Lamia Zili, Dalila Zaghbib-Turki Jan 2010

Foraminiferal Biostratigraphy And Palaeoenvironmental Reconstruction Of The Paleocene–Eocene Transition At The Kharrouba Section, Tunisia (Southern Tethys Margin), Lamia Zili, Dalila Zaghbib-Turki

Turkish Journal of Earth Sciences

At Kharrouba (near Tunis City in northern Tunisia), on the southern margin of the Tethyan realm, the Paleocene-Eocene (P-E) transition interval deposition is continuous and complete. Based on high-resolution analysis and quantitative data of planktonic and benthic foraminifera at the Kharrouba section, this transition interval records expanded deposition of the relevant standard planktonic foraminiferal biozones with indicative index species i.e.: Morozovella velascoensis for the latest Paleocene P5 zone, and Acarinina sibaiyaensis for the earliest Eocene E1 zone, Pseudohastigerina wilcoxensis for the E2 zone, Morozovella marginodentata for the E3 zone and Morozovella formosa for the E4 zone. This complete section contains …