Depositional environment and variation in primary production during the Cenomanian-Turonian boundary reconstructed by organic geochemical analysis of sedimentary rocks from the Yezo Group, Tomamae area, Hokkaido, Japan

Takuto Ando; Hideto Nakamura; Ken Sawada; Reishi Takashima; Hiroshi Nishi

doi:10.14863/geosocabst.2014.0_341

The 121st Annual Meeting(2014' Kagoshima)

Session ID : R23-O-11

DOI https://doi.org/10.14863/geosocabst.2014.0_341

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Host: The Geological Society of Japan

R23. History of the Earth

Depositional environment and variation in primary production during the Cenomanian-Turonian boundary reconstructed by organic geochemical analysis of sedimentary rocks from the Yezo Group, Tomamae area, Hokkaido, Japan

*Takuto Ando, Hideto Nakamura, Ken Sawada, Reishi Takashima, Hiroshi Nishi

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Keywords: Cenomanian/Turonian boundary, Dinoflagellate, Biomarker, Coccolithophorid, Marine primary production, Cretaceous

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