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Biostratigraphy of the Paleogene of Syria Based on Small Benthic Foraminifera
Stratigraphy and Geological Correlation ( IF 1 ) Pub Date : 2020-12-04 , DOI: 10.1134/s0869593820040048
E. M. Bugrova

Abstract

Information on the taxonomic composition and stratigraphic distribution of small benthic foraminifers in the Danian–Priabonian Paleogene stages of Syria based on the analysis of V.A. Krasheninnikov’s collections is presented. The small benthic foraminiferal zones identified in the Palmyrid sections within the framework of planktonic foraminiferal zonation developed by Krasheninnikov and correlated with the zonal standard of the International Stratigraphic Scale (zones P1–P17) are the following: Stensioeina beccariiformis–Anomalina danica Zone (P1a–P2); Vaginulina robusta–Pyramidina crassa Zone (P3); Reussella paleocenica Zone (P4–P5); Pseudogaudryina soldadoensis–Cibicidoides lybicus Zone (P6–P7); Hydromylinella wittpyuti Zone (P8–P9); beds with Paragaudryina dalmatina–Hydromylininella wittpyuti (P10 and P11); Falsoplanulina ammophila Zone (P12 and P13); beds with Queraltina epistominoides (P14); and Planulina costata Zone (P15–P17). The presence of species from these zones in other regions of Syria and Egypt is inferred from Krasheninnikov’s published works. The composition and development of the Paleogene foraminifera of Syria and the Crimean-Caucasian region that represent the Tethys and northeastern Peri-Tethys biota, respectively, are compared.



中文翻译:

基于小型底栖有孔虫的叙利亚古近系生物地层学

摘要

根据VA Krasheninnikov的收集物的分析,提供了有关叙利亚达尼安-普里邦尼古近纪小底栖有孔虫的分类学组成和地层分布的信息。在克拉申宁尼科夫开发的浮游有孔虫地带的框架内,在棕榈叶部分中确定的小底栖有孔虫带区域与国际地层尺度的地带标准(区域P1-P17)相关:Stensioeina beccariiformis-Anomalina danica区域(P1a- P2);稳健的弗吉尼亚州-金字塔锥(P3); Reussella古古兰地带(P4-P5);Sedadodogryryina soldadoensis–Cibicidoides lybicus Zone(P6-P7);wittpyuti区水曲霉(P8–P9);病床Paragaudryina dalmatina,Hydromylininella wittpyuti(P10和P11);褐铁藻嗜血菌区(P12和P13); 带有Queraltina epistominoides的床(P14);以及Planulina costata Zone(P15–P17)。从克拉申宁尼科夫已发表的作品中推断出叙利亚和埃及其他地区这些地区的物种的存在。比较了分别代表特提斯和东北部特提斯生物区系的叙利亚古有孔虫的组成和发育情况。

更新日期:2020-12-04
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