Paleokarstic water tables and their control on reservoirs in Ordovician Yingshan Formation, Tazhong Area, Tarim Basin, NW China by Haizhou QU, Maoyao LIU, Yunfeng ZHANG, Zhenyu WANG, Zhenghong ZHANG, Shiyin LI, Xingliang DENG

“…Key words: paleokarstic water table identification, stages and distribution, reservoir-controlled pattern, Ordovician Yingshan Formation, Tazhong area, Tarim Basin…”
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Hydrocarbon discovery in the Ordovician dolomite reservoirs in the Maigaiti slope, Southwest Depression of the Tarim Basin, and its exploration implications by Haifeng Cui, Lei Tian, Jun Liu, Nianchun Zhang

“…Second, the Ordovician hydrocarbon is mainly discovered in the fault zones and the lithologic traps consisting of Ordovician karst dolomite reservoirs at periclines are the main exploration targets in subsequent operations. …”
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Diagenetic facies of dolomite and geochemical characteristics across the Cambrian-Ordovician transitions in the Central Uplift Zone, Tarim Basin by Bo Ning, Baiqiang Li, Zhenzhen Wu, Jianwen Gao, Bin Chen, Yueshuai Zhao, Rui Wang

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Ordovician to Lower Silurian palynomorphs from the Sierras subandinas (Subandean ranges), northwestern Argentina: a preliminary report by Rubinstein Claudia Viviana

Subjects: “…Ordovician…”
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Hirnantia sagittifera (Brachiopoda) and Mucronaspis mucronata s.l. (Trilobita) in the Upper Ordovician of the East Baltic: taxonomy and distribution by Linda Hints, Helje Pärnaste, Lilita-Ilga Gailite†

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Hydrocarbon charge history of the Tazhong Ordovician reservoirs, Tarim Basin as revealed from an integrated fluid inclusion study by Keyu LIU, Julien BOURDET, Baoshou ZHANG, Nai ZHANG, Xuesong LU, Shaobo LIU, Hong PANG, Zhuo LI, Xiaowen GUO

“…This paper presents an integrated workflow for investigating hydrocarbon charge history using fluid inclusions using the Ordovician reservoirs from the Tazhong Oilfield, Tarim Basin as an example. …”
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The early Katian (Late Ordovician) reefs near Saku, northern Estonia and the age of the Saku Member, Vasalemma Formation by Björn Kröger, Linda Hints, Oliver Lehnert, Peep Männik, Michael Joachimski

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Biogenic and physical sedimentary structures in latest Cambrian-earliest Ordovician mudrock facies (Famatina Range, Northwestern Argentina) by Susana B. Esteban

“…Petrographic and Scanning Electron Microscope studies performed in the latest Cambrian- earliest Ordovician lower Member of the Volcancito Formation (Famatina Range) have revealed three distinct types of lamination in mudrocks. …”
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The Österplana Fossil Meteorites and… What Else? Terrestrial Cr-Spinels and Zircons in the Ordovician Limestones of the Thorsberg Quarry (Sweden) by Davide Lenaz, Matteo Velicogna, Maurizio Petrelli, Birger Schmitz

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Ordovician enigmatic sclerite-type elements from western Argentina: possible oldest axial components of alcyonacean octocorals by Marcelo G. Carrera, Gustavo G. Voldman, Matias J. Mango, Galina P. Nestell

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Accumulation and potential analysis of self-sourced natural gas in the Ordovician Majiagou Formation of Ordos Basin, NW China by Wei LI, Jianqi TU, Jing ZHANG, Bin ZHANG

“…Massive source rocks are developed around the salt depression, east of the paleo-uplift in the Ordovician Majiagou Formation during the Caledonian; and the natural gases produced by argillaceous dolomite and dolomitic mudstone are the major contributors of the Ordovician gas field. …”
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Main constrains and dynamic process of Ordovician hydrocarbon accumulation, central and western Tahe Oil Field, Tarim Basin by Yongqiang ZHAO, Lu YUN, Bin WANG, Feng GENG, Haiying LI, Yi GU, Yongli LIU

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Statistical analysis of mixed-motive shell borings in Ordovician, Silurian, and Devonian brachiopods from northern and eastern Canada by Daley, A

“…Sowerbyella-typa strophomenides have a higher proportion of predatory borings at the Lochkovian localities than at the Ordovician localities, while the reverse is true for the Strophomena-type strophomenides. …”

Stratigraphic correlation of Cambrian-Ordovician deposits along the Himalaya: Implications for the age and nature of rocks in the Mount Everest region by Myrow, P, Hughes, N, Searle, M, Fanning, C, Peng, S, Parcha, S

“…Detailed study of Cambrian and Ordovician strata from along the length of the Himalaya has produced a coherent stratigraphy that stretches from northern India to Tibet. …”

Ordovician stratigraphy of the Junee–Narromine Volcanic Belt in central New South Wales, Australia: conodont studies and regional correlations by Yong Yi Zhen, Ian G. Percival

Subjects: “…ordovician…”
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Fracture pore evaluation of the Upper Ordovician Wufeng to Lower Silurian Longmaxi Formations in southern Sichuan Basin, SW China by Yuman WANG, Hongkun WANG, Chenchen ZHANG, Xinjing LI, Dazhong DONG

“…The reservoir characteristics of the Upper Ordovician Wufeng-Lower Silurian Longmaxi Formations in southern Sichuan Basin were preliminarily revealed in this study by identifying and quantitatively evaluating the fracture pores of five appraisal wells in the central and northern parts of the southern Sichuan Depression by several methods. …”
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The regional stratotype section and point for the base of the Hirnantian Stage (the uppermost Ordovician) at Mirny Creek, Omulev Mountains, Northeast Russia by Koren, Tatyana N., Sobolevskaya, Rimma F.

“…The position of the Ordovician-Silurian boundary is redefined and placed at the FAD of A. ascensus at the base of member 74.…”
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Interaction between turbidity currents and a contour current – A rare example from the Ordovician of Shaanxi province, China by Li Hua, van Loon A.J. [lpar]Tom[rpar], He Youbin

“…The silty top parts of graded turbidites of the Late Ordovician Pingliang Formation, which accumulated along the southern margin of the Ordos Basin (central China), have been reworked by contour currents. …”
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More about the Ordovician–Silurian transition beds at Mirny Creek, Omulev Mountains, NE Russia: carbon isotopes and conodonts by Dimitri Kaljo, Peep Männik, Tõnu Martma, Jaak Nõlvak

“…Profound environmental and biodiversity changes take place in the Ordovician–Silurian boundary interval. The Mirny Creek and Neznakomka River bank sections discussed in this paper expose the upper Katian–lower Rhuddanian part of the boundary beds. …”
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Enrichment characteristics and exploration directions of deep shale gas of Ordovician–Silurian in the Sichuan Basin and its surrounding areas, China by Haikuan NIE, Pei LI, Wei DANG, Jianghui DING, Chuanxiang SUN, Mi LIU, Jin WANG, Wei DU, Peixian ZHANG, Donghui LI, Haikun SU

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