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Global correlation of the Upper Cretaceous system in the Northwest Pacific based on high-resolution magnetostratigraphy of the Nemuro Group

Research Project

Project/Area Number 19540496
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Stratigraphy/Paleontology
Research InstitutionKochi University

Principal Investigator

KODAMA Kazuto  Kochi University, 教育研究部・自然科学系, 教授 (00153560)

Co-Investigator(Kenkyū-buntansha) 重田 康成  国立科学博物館, 地学研究部, 主任研究員 (30270408)
Co-Investigator(Renkei-kenkyūsha) SHIGETA Yasunari  国立科学博物館, 地学研究部, 主任研究員 (30270408)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Keywords古地磁気層序 / 上部白亜系 / 国際対比 / 根室層群
Research Abstract

地球の過去で最も温暖な時期であった白亜紀の地層から、精密な地磁気の変化史を読み取ることによって、過去の太平洋域に生息した生物の進化とその地球環境との関連を明らかにした. 研究対象は、北海道根室地域に分布する白亜紀後期(約7千万年前)の根室層群と呼ばれる堆積岩である. アンモナイトなどの大型化石を例に、それらの形態や生息域の変遷を、地球磁場極性の変化を某準とする年代軸を某準として復元することに成功した.

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (17 results)

All 2008 2007

All Journal Article (9 results) (of which Peer Reviewed: 8 results) Presentation (8 results)

  • [Journal Article] Faunal turnover at the end of the Cretaceous in the North Pacific region : Implications from combined magnetostratigraphy and biostratigraphy of the Maastrichtian Senpohshi Formation in the eastern Hokkaido Island, northern Japan2008

    • Author(s)
      Nifuku, K., K. Kodama, Y. Shigeta, and H. Naruse
    • Journal Title

      Palaeogeography, Palaeoclimatology, Palaeoecology 271

      Pages: 84-95

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] First discovery of Pravitoceras sigmoidake Yabe from the Yezo Supergroup in Hokkaido, Japan2008

    • Author(s)
      Matsunaga, T., H. Maeda, Y. Shigeta, K. Hasegawa, S.Nomura, and T. Nishimura
    • Journal Title

      Paleontological Research (in press)

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Faunal turnover at the end of the Cretaceous in the North Pacific region : Implications from combined magnetostratigraphy and biostratigraphy of the Maastrichtian Senpohshi Formation in the eastern Hokkaido Island, northern Japan2008

    • Author(s)
      Nifuku, K., K. Kodama, Y. Shigeta, H. Naruse
    • Journal Title

      Palaeogeography, Palaeoclimatology. Palaeoecology 271

      Pages: 84-95

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Paleomagnetic results from Arrow Rocks in the framework of paleomagnetism in pre-Neogene rocks from New Zealand2008

    • Author(s)
      Kodama, K.
    • Journal Title

      GNS Science Monograph 24

      Pages: 177-196

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Paleomagnetic results from Arrow Rocks in the framework of paleomagnetism in pre-Neogene rocks from New Zealand2007

    • Author(s)
      Kodama, K., M. Fukui , Y. Aita, T. Sakai, R.S. Hori , A. Takemura, H.J. Campbell, C.J. and B.K. SpOrli
    • Journal Title

      GNS Science Monograph 24

      Pages: 177-196

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Paleomagnetic results from Arrow Rocks in the framework of paleomagnetism in pre-Neogene rocks from New Zealand2007

    • Author(s)
      Suzuki, N., Y. Ai ta, H.J. Campbell, R. S. Hori, Y. Kamata, K. Kodama, Y. Nakamura, Y. Nasu, T. Sakai, M. Sakakibara, K.B. Sporli, A. Takemura, S. akemura, and S. Yamakita
    • Journal Title

      GNS Science Monograph 24

      Pages: 17-44

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Isotopic composition of Late Mesozoic organogenic carbonates of Far East2007

    • Author(s)
      Zakharov, Y.D. ,O.P. Smyshl yaeva, A.M. Popov, and Y. Shigeta
    • Journal Title

      Dalnauka, Vladivostok 199

      Pages: 199-199

    • Related Report
      2008 Final Research Report
  • [Journal Article] Campanian climatic change : isotopic evidence from Far Fast, North America, North Atlantic and Western Europe2007

    • Author(s)
      Zakharov, Y.D., Y. Shi geta, K. Tanabe, Y. Tba, O.P. Smyshyaeva, F. A. Sokolova, A.M. Popov, T.A. Velivetskaya & T.R. Afanasyeva
    • Journal Title

      Acta Geologica Sinica 8

      Pages: 1046-1069

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Piggyback whorls : a new theoretical morphologic model reveals constructional linkages among morphological characters in ammonoids2007

    • Author(s)
      Ubukata, T., K. Tanabe, Y. Shigeta, H. Maeda, and R. Mapes
    • Journal Title

      Acta Paleontologica Polonica 53

      Pages: 113-128

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] A new AC susceptibility instrument for detecting frequency dependence over a wide range of frequencies2008

    • Author(s)
      Kodama, K.
    • Organizer
      2008 American Geophysical Union Fall Meeting
    • Place of Presentation
      San Francisco, USA
    • Year and Date
      2008-12-17
    • Related Report
      2008 Final Research Report
  • [Presentation] Remanence acquisition in marine carbonates : a lesson from the K-T boundary interval2008

    • Author(s)
      Abrajevitch, A.
    • Organizer
      2008 American Geophysical Union Fall Meeting
    • Place of Presentation
      San Francisco, USA
    • Year and Date
      2008-12-17
    • Related Report
      2008 Final Research Report
  • [Presentation] Remanence acquisition in marine carbonates : A lesson from the K-Tboundary interval2008

    • Author(s)
      Abrajevitch, A., Kodama, K.
    • Organizer
      2008 American Geophysical Union Fall Meeting
    • Place of Presentation
      San Francisco, USA
    • Year and Date
      2008-12-16
    • Related Report
      2008 Annual Research Report
  • [Presentation] An AC susceptibility measurement system for detecting the frequency dependence over a wide range of frequencies2008

    • Author(s)
      Kodama, K
    • Organizer
      日本地球惑星科学連合2008年大会
    • Place of Presentation
      幕張メッセ、千葉
    • Year and Date
      2008-05-28
    • Related Report
      2008 Final Research Report
  • [Presentation] 東赤道太平洋における過去300万年間の相対古地磁気強度変動2008

    • Author(s)
      大城広樹
    • Organizer
      日本地球惑星科学連合2008年大会
    • Place of Presentation
      幕張メッセ、千葉
    • Year and Date
      2008-05-28
    • Related Report
      2008 Final Research Report
  • [Presentation] 北太平洋地域における上部白亜系マストリヒチアン階の生層序および生物相の変遷 : 根室層群仙鳳趾層の古地磁気層序・生層序からの示唆2007

    • Author(s)
      荷福洸
    • Organizer
      日本古生物学会
    • Place of Presentation
      大阪市立大学、大阪
    • Year and Date
      2007-06-29
    • Related Report
      2008 Final Research Report
  • [Presentation] 北太平洋地域における上部白亜系マストリヒチアン階の生層序および生物相の変遷:根室層群仙鳳趾層の古地磁気層序・生層序からの示唆2007

    • Author(s)
      荷福 洸
    • Organizer
      古生物学会
    • Place of Presentation
      大阪市立大学
    • Year and Date
      2007-06-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] A new system for measurements of AC magnetic susceptibility and Curie temperature with application to natural magnetic minerals2007

    • Author(s)
      Fujiwara, A.
    • Organizer
      日本地球惑星科学連合2007年大会
    • Place of Presentation
      幕張メッセ、千葉
    • Year and Date
      2007-05-22
    • Related Report
      2008 Final Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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