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Possible links between extreme oxygen perturbations and the Cambrian radiation of animals

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Possible links between extreme oxygen perturbations and the Cambrian radiation of animals. / He, Tianchen; Zhu, Maoyan; Mills, Benjamin J.W.; Wynn, Peter M.; Zhuravlev, Andrey Yu; Tostevin, Rosalie; Pogge von Strandmann, Philip A.E.; Yang, Aihua; Poulton, Simon W.; Shields, Graham A.

In: Nature Geoscience, Vol. 12, No. 6, 06.05.2019, p. 468-474.

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Harvard

He, T, Zhu, M, Mills, BJW, Wynn, PM, Zhuravlev, AY, Tostevin, R, Pogge von Strandmann, PAE, Yang, A, Poulton, SW & Shields, GA 2019, 'Possible links between extreme oxygen perturbations and the Cambrian radiation of animals', Nature Geoscience, vol. 12, no. 6, pp. 468-474. https://doi.org/10.1038/s41561-019-0357-z

APA

He, T., Zhu, M., Mills, B. J. W., Wynn, P. M., Zhuravlev, A. Y., Tostevin, R., Pogge von Strandmann, P. A. E., Yang, A., Poulton, S. W., & Shields, G. A. (2019). Possible links between extreme oxygen perturbations and the Cambrian radiation of animals. Nature Geoscience, 12(6), 468-474. https://doi.org/10.1038/s41561-019-0357-z

Vancouver

He T, Zhu M, Mills BJW, Wynn PM, Zhuravlev AY, Tostevin R et al. Possible links between extreme oxygen perturbations and the Cambrian radiation of animals. Nature Geoscience. 2019 May 6;12(6):468-474. https://doi.org/10.1038/s41561-019-0357-z

Author

He, Tianchen ; Zhu, Maoyan ; Mills, Benjamin J.W. ; Wynn, Peter M. ; Zhuravlev, Andrey Yu ; Tostevin, Rosalie ; Pogge von Strandmann, Philip A.E. ; Yang, Aihua ; Poulton, Simon W. ; Shields, Graham A. / Possible links between extreme oxygen perturbations and the Cambrian radiation of animals. In: Nature Geoscience. 2019 ; Vol. 12, No. 6. pp. 468-474.

Bibtex

@article{2b8a169a91fc452f96891fdb55952a52,
title = "Possible links between extreme oxygen perturbations and the Cambrian radiation of animals",
abstract = "The role of oxygen as a driver for early animal evolution is widely debated. During the Cambrian explosion, episodic radiations of major animal phyla occurred coincident with repeated carbon isotope fluctuations. However, the driver of these isotope fluctuations and potential links to environmental oxygenation are unclear. Here, we report high-resolution carbon and sulphur isotope data for marine carbonates from the southeastern Siberian Platform that document the canonical explosive phase of the Cambrian radiation from ~524 to ~514 Myr ago. These analyses demonstrate a strong positive covariation between carbonate δ 13C and carbonate-associated sulphate δ 34S through five isotope cycles. Biogeochemical modelling suggests that this isotopic coupling reflects periodic oscillations in atmospheric O 2 and the extent of shallow ocean oxygenation. Episodic maxima in the biodiversity of animal phyla directly coincided with these extreme oxygen perturbations. Conversely, the subsequent Botoman-Toyonian animal extinction events (~514 to ~512 Myr ago) coincided with decoupled isotope records that suggest a shrinking marine sulphate reservoir and expanded shallow marine anoxia. We suggest that fluctuations in oxygen availability in the shallow marine realm exerted a primary control on the timing and tempo of biodiversity radiations at a crucial phase in the early history of animal life. ",
author = "Tianchen He and Maoyan Zhu and Mills, {Benjamin J.W.} and Wynn, {Peter M.} and Zhuravlev, {Andrey Yu} and Rosalie Tostevin and {Pogge von Strandmann}, {Philip A.E.} and Aihua Yang and Poulton, {Simon W.} and Shields, {Graham A.}",
year = "2019",
month = may
day = "6",
doi = "10.1038/s41561-019-0357-z",
language = "English",
volume = "12",
pages = "468--474",
journal = "Nature Geoscience",
issn = "1752-0894",
publisher = "Nature Publishing Group",
number = "6",

}

RIS

TY - JOUR

T1 - Possible links between extreme oxygen perturbations and the Cambrian radiation of animals

AU - He, Tianchen

AU - Zhu, Maoyan

AU - Mills, Benjamin J.W.

AU - Wynn, Peter M.

AU - Zhuravlev, Andrey Yu

AU - Tostevin, Rosalie

AU - Pogge von Strandmann, Philip A.E.

AU - Yang, Aihua

AU - Poulton, Simon W.

AU - Shields, Graham A.

PY - 2019/5/6

Y1 - 2019/5/6

N2 - The role of oxygen as a driver for early animal evolution is widely debated. During the Cambrian explosion, episodic radiations of major animal phyla occurred coincident with repeated carbon isotope fluctuations. However, the driver of these isotope fluctuations and potential links to environmental oxygenation are unclear. Here, we report high-resolution carbon and sulphur isotope data for marine carbonates from the southeastern Siberian Platform that document the canonical explosive phase of the Cambrian radiation from ~524 to ~514 Myr ago. These analyses demonstrate a strong positive covariation between carbonate δ 13C and carbonate-associated sulphate δ 34S through five isotope cycles. Biogeochemical modelling suggests that this isotopic coupling reflects periodic oscillations in atmospheric O 2 and the extent of shallow ocean oxygenation. Episodic maxima in the biodiversity of animal phyla directly coincided with these extreme oxygen perturbations. Conversely, the subsequent Botoman-Toyonian animal extinction events (~514 to ~512 Myr ago) coincided with decoupled isotope records that suggest a shrinking marine sulphate reservoir and expanded shallow marine anoxia. We suggest that fluctuations in oxygen availability in the shallow marine realm exerted a primary control on the timing and tempo of biodiversity radiations at a crucial phase in the early history of animal life.

AB - The role of oxygen as a driver for early animal evolution is widely debated. During the Cambrian explosion, episodic radiations of major animal phyla occurred coincident with repeated carbon isotope fluctuations. However, the driver of these isotope fluctuations and potential links to environmental oxygenation are unclear. Here, we report high-resolution carbon and sulphur isotope data for marine carbonates from the southeastern Siberian Platform that document the canonical explosive phase of the Cambrian radiation from ~524 to ~514 Myr ago. These analyses demonstrate a strong positive covariation between carbonate δ 13C and carbonate-associated sulphate δ 34S through five isotope cycles. Biogeochemical modelling suggests that this isotopic coupling reflects periodic oscillations in atmospheric O 2 and the extent of shallow ocean oxygenation. Episodic maxima in the biodiversity of animal phyla directly coincided with these extreme oxygen perturbations. Conversely, the subsequent Botoman-Toyonian animal extinction events (~514 to ~512 Myr ago) coincided with decoupled isotope records that suggest a shrinking marine sulphate reservoir and expanded shallow marine anoxia. We suggest that fluctuations in oxygen availability in the shallow marine realm exerted a primary control on the timing and tempo of biodiversity radiations at a crucial phase in the early history of animal life.

U2 - 10.1038/s41561-019-0357-z

DO - 10.1038/s41561-019-0357-z

M3 - Journal article

C2 - 31178922

AN - SCOPUS:85065318799

VL - 12

SP - 468

EP - 474

JO - Nature Geoscience

JF - Nature Geoscience

SN - 1752-0894

IS - 6

ER -