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Towards a consistent Oxfordian/Kimmeridgian global boundary: current state of knowledge

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Towards a consistent Oxfordian/Kimmeridgian global boundary : current state of knowledge. / Wierzbowski, Andrzej ; Atrops, Francois ; Grabowski, Jacek ; Hounslow, Mark William; Matyja, Bronisław ; Oloriz, Federico ; Page, Kevin ; Parent, Horacio ; Rogov, Mikhail ; Schweigert, Günter ; Villasenor, Ana ; Wierzbowski, Hubert ; Wright, John .

In: Volumina Jurassica, Vol. 14, No. 1, 2016, p. 15-50.

Research output: Contribution to journalJournal article

Harvard

Wierzbowski, A, Atrops, F, Grabowski, J, Hounslow, MW, Matyja, B, Oloriz, F, Page, K, Parent, H, Rogov, M, Schweigert, G, Villasenor, A, Wierzbowski, H & Wright, J 2016, 'Towards a consistent Oxfordian/Kimmeridgian global boundary: current state of knowledge', Volumina Jurassica, vol. 14, no. 1, pp. 15-50. https://doi.org/10.5604/17313708 .1201736

APA

Wierzbowski, A., Atrops, F., Grabowski, J., Hounslow, M. W., Matyja, B., Oloriz, F., Page, K., Parent, H., Rogov, M., Schweigert, G., Villasenor, A., Wierzbowski, H., & Wright, J. (2016). Towards a consistent Oxfordian/Kimmeridgian global boundary: current state of knowledge. Volumina Jurassica, 14(1), 15-50. https://doi.org/10.5604/17313708 .1201736

Vancouver

Wierzbowski A, Atrops F, Grabowski J, Hounslow MW, Matyja B, Oloriz F et al. Towards a consistent Oxfordian/Kimmeridgian global boundary: current state of knowledge. Volumina Jurassica. 2016;14(1):15-50. https://doi.org/10.5604/17313708 .1201736

Author

Wierzbowski, Andrzej ; Atrops, Francois ; Grabowski, Jacek ; Hounslow, Mark William ; Matyja, Bronisław ; Oloriz, Federico ; Page, Kevin ; Parent, Horacio ; Rogov, Mikhail ; Schweigert, Günter ; Villasenor, Ana ; Wierzbowski, Hubert ; Wright, John . / Towards a consistent Oxfordian/Kimmeridgian global boundary : current state of knowledge. In: Volumina Jurassica. 2016 ; Vol. 14, No. 1. pp. 15-50.

Bibtex

@article{c24836474b424aa9aaac15ee42fb29c6,
title = "Towards a consistent Oxfordian/Kimmeridgian global boundary: current state of knowledge",
abstract = "New data are presented in relation to the worldwide definition of the Oxfordian/Kimmeridgian boundary, i.e. the base of the Kimmeridgian Stage. This data, mostly acquired in the past decade, supports the 2006 proposal to make the uniform boundary of the stages in the Flodigarry section at Staffin Bay on the Isle of Skye, northern Scotland. This boundary is based on the Subboreal-Boreal ammonite successions, and it is distinguished by the Pictonia flodigarriensis horizon at the base of the Subboreal Baylei Zone, and which corresponds precisely to the base of the Boreal Bauhini Zone. The boundary lies in the 0.16 m interval (1.24–1.08 m) below bed 36 in sections F6 at Flodigarry and it is thus proposed as the GSSP for the Oxfordian/Kimmeridgian boundary. This boundary is recognized also by other stratigraphical data – palaeontological, geochemical and palaeomagnetic (including its well documented position close to the boundary between magnetozones F3n, and F3r which is placed in the 0.20 m interval – 1.28 m to 1.48 m below bed 36 – the latter corresponding to marine magnetic anomaly M26r).The boundary is clearly recognizable also in other sections of the Subboreal and Boreal areas discussed in the study, including southern England, Pomerania and the Peri-Baltic Syneclise, Russian Platform, Northern Central Siberia, Franz-Josef Land, Barents Sea and Norwegian Sea. It can be recognized also in the Submediterranean-Mediterranean areas of Europe and Asia where it correlates with the boundary between the Hypselum and the Bimmamatum ammonite zones. The changes in ammonite faunas at the boundary of these ammonite zones – mostly of ammonites of the families Aspidoceratidae and Oppeliidae – also enables the recognition of the boundary in the Tethyan and Indo-Pacific areas – such as the central part of the Americas (Cuba, Mexico), southern America, and southern parts of Asia. The climatic and environmental changes near to the Oxfordian/Kimmeridgian boundary discussed in the study relate mostly to the European areas. They show that very unstable environments at the end of the Oxfordian were subsequently replaced by more stable conditions representing a generally warming trend during the earliest Kimmeridgian. The definition of the boundary between the Oxfordian and Kimmeridgian as given in this study results in its wide correlation potential and means that it can be recognized in the different marine successions of the World.",
keywords = "Upper Jurassic, Oxfordian/Kimmeridgian boundary, stratigraphical correlations, ammonites, palaeomagnetism, biogeographical provinces, climatic and environmental changes",
author = "Andrzej Wierzbowski and Francois Atrops and Jacek Grabowski and Hounslow, {Mark William} and Bronis{\l}aw Matyja and Federico Oloriz and Kevin Page and Horacio Parent and Mikhail Rogov and G{\"u}nter Schweigert and Ana Villasenor and Hubert Wierzbowski and John Wright",
year = "2016",
doi = "10.5604/17313708 .1201736",
language = "English",
volume = "14",
pages = "15--50",
journal = "Volumina Jurassica",
issn = "1731-3708",
number = "1",

}

RIS

TY - JOUR

T1 - Towards a consistent Oxfordian/Kimmeridgian global boundary

T2 - current state of knowledge

AU - Wierzbowski, Andrzej

AU - Atrops, Francois

AU - Grabowski, Jacek

AU - Hounslow, Mark William

AU - Matyja, Bronisław

AU - Oloriz, Federico

AU - Page, Kevin

AU - Parent, Horacio

AU - Rogov, Mikhail

AU - Schweigert, Günter

AU - Villasenor, Ana

AU - Wierzbowski, Hubert

AU - Wright, John

PY - 2016

Y1 - 2016

N2 - New data are presented in relation to the worldwide definition of the Oxfordian/Kimmeridgian boundary, i.e. the base of the Kimmeridgian Stage. This data, mostly acquired in the past decade, supports the 2006 proposal to make the uniform boundary of the stages in the Flodigarry section at Staffin Bay on the Isle of Skye, northern Scotland. This boundary is based on the Subboreal-Boreal ammonite successions, and it is distinguished by the Pictonia flodigarriensis horizon at the base of the Subboreal Baylei Zone, and which corresponds precisely to the base of the Boreal Bauhini Zone. The boundary lies in the 0.16 m interval (1.24–1.08 m) below bed 36 in sections F6 at Flodigarry and it is thus proposed as the GSSP for the Oxfordian/Kimmeridgian boundary. This boundary is recognized also by other stratigraphical data – palaeontological, geochemical and palaeomagnetic (including its well documented position close to the boundary between magnetozones F3n, and F3r which is placed in the 0.20 m interval – 1.28 m to 1.48 m below bed 36 – the latter corresponding to marine magnetic anomaly M26r).The boundary is clearly recognizable also in other sections of the Subboreal and Boreal areas discussed in the study, including southern England, Pomerania and the Peri-Baltic Syneclise, Russian Platform, Northern Central Siberia, Franz-Josef Land, Barents Sea and Norwegian Sea. It can be recognized also in the Submediterranean-Mediterranean areas of Europe and Asia where it correlates with the boundary between the Hypselum and the Bimmamatum ammonite zones. The changes in ammonite faunas at the boundary of these ammonite zones – mostly of ammonites of the families Aspidoceratidae and Oppeliidae – also enables the recognition of the boundary in the Tethyan and Indo-Pacific areas – such as the central part of the Americas (Cuba, Mexico), southern America, and southern parts of Asia. The climatic and environmental changes near to the Oxfordian/Kimmeridgian boundary discussed in the study relate mostly to the European areas. They show that very unstable environments at the end of the Oxfordian were subsequently replaced by more stable conditions representing a generally warming trend during the earliest Kimmeridgian. The definition of the boundary between the Oxfordian and Kimmeridgian as given in this study results in its wide correlation potential and means that it can be recognized in the different marine successions of the World.

AB - New data are presented in relation to the worldwide definition of the Oxfordian/Kimmeridgian boundary, i.e. the base of the Kimmeridgian Stage. This data, mostly acquired in the past decade, supports the 2006 proposal to make the uniform boundary of the stages in the Flodigarry section at Staffin Bay on the Isle of Skye, northern Scotland. This boundary is based on the Subboreal-Boreal ammonite successions, and it is distinguished by the Pictonia flodigarriensis horizon at the base of the Subboreal Baylei Zone, and which corresponds precisely to the base of the Boreal Bauhini Zone. The boundary lies in the 0.16 m interval (1.24–1.08 m) below bed 36 in sections F6 at Flodigarry and it is thus proposed as the GSSP for the Oxfordian/Kimmeridgian boundary. This boundary is recognized also by other stratigraphical data – palaeontological, geochemical and palaeomagnetic (including its well documented position close to the boundary between magnetozones F3n, and F3r which is placed in the 0.20 m interval – 1.28 m to 1.48 m below bed 36 – the latter corresponding to marine magnetic anomaly M26r).The boundary is clearly recognizable also in other sections of the Subboreal and Boreal areas discussed in the study, including southern England, Pomerania and the Peri-Baltic Syneclise, Russian Platform, Northern Central Siberia, Franz-Josef Land, Barents Sea and Norwegian Sea. It can be recognized also in the Submediterranean-Mediterranean areas of Europe and Asia where it correlates with the boundary between the Hypselum and the Bimmamatum ammonite zones. The changes in ammonite faunas at the boundary of these ammonite zones – mostly of ammonites of the families Aspidoceratidae and Oppeliidae – also enables the recognition of the boundary in the Tethyan and Indo-Pacific areas – such as the central part of the Americas (Cuba, Mexico), southern America, and southern parts of Asia. The climatic and environmental changes near to the Oxfordian/Kimmeridgian boundary discussed in the study relate mostly to the European areas. They show that very unstable environments at the end of the Oxfordian were subsequently replaced by more stable conditions representing a generally warming trend during the earliest Kimmeridgian. The definition of the boundary between the Oxfordian and Kimmeridgian as given in this study results in its wide correlation potential and means that it can be recognized in the different marine successions of the World.

KW - Upper Jurassic

KW - Oxfordian/Kimmeridgian boundary

KW - stratigraphical correlations

KW - ammonites

KW - palaeomagnetism

KW - biogeographical provinces

KW - climatic and environmental changes

U2 - 10.5604/17313708 .1201736

DO - 10.5604/17313708 .1201736

M3 - Journal article

VL - 14

SP - 15

EP - 50

JO - Volumina Jurassica

JF - Volumina Jurassica

SN - 1731-3708

IS - 1

ER -