Paleobiology of Cretaceous cephalopod mollusks
Project/Area Number |
26400498
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Research Category |
Grant-in-Aid for Scientific Research (C)
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Allocation Type | Multi-year Fund |
Section | 一般 |
Research Field |
Stratigraphy/Paleontology
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Research Institution | The University of Tokyo |
Principal Investigator |
Tanabe Kazushige 東京大学, 大学院理学系研究科(理学部), 名誉教授 (20108640)
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Co-Investigator(Kenkyū-buntansha) |
遠藤 一佳 東京大学, 大学院理学系研究科(理学部), 教授 (80251411)
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Co-Investigator(Renkei-kenkyūsha) |
SASAKI Takenori 東京大学, 総合研究博物館, 准教授 (70313195)
MORIYA Kazuyoshi 早稲田大学, 教育・総合科学学術院, 准教授 (60447662)
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Research Collaborator |
LANDMAN Neil H. アメリカ自然史博物館, 主任研究員
ZAKHAROV Yuri D. ロシア科学アカデミー, 極東地質研究所, 教授
KAIM Andrzej ポーランド科学アカデミー, 古生物学研究所, 主任研究員
HIKIDA Yoshinori 中川町自然誌博物館, 主任研究員
TAKEDA Yusuke 東京大学, 大学院理学系研究科
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Project Period (FY) |
2014-04-01 – 2017-03-31
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Project Status |
Completed (Fiscal Year 2016)
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Budget Amount *help |
¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000)
Fiscal Year 2016: ¥1,170,000 (Direct Cost: ¥900,000、Indirect Cost: ¥270,000)
Fiscal Year 2015: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000)
Fiscal Year 2014: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
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Keywords | 系統進化 / 多様性 / 軟体動物 / 頭足類 / 白亜紀 / 生活史 / 捕食-被食関係 / 北太平洋 / アンモノイド類 / 食性 |
Outline of Final Research Achievements |
Paleobiological aspects of Cretaceous cephalopods were examined using well-preserved materials deposited in the domestic and overseas museums. This study demonstrates that the habitat depths and life histories of Cretaceous ammonoids and nautilids differed at higher taxonomic levels, and that the jaw apparatuses of Cretaceous ammonoids exhibit remarkable taxonomic variation in the overall structure and mineralogical composition, which might reflect the diversity of feeding and dietary habits among them. The study of jaw and conch fossils of the Coleoidea from the Upper Cretaceous marine deposits in Hokkaido and Vancouver Island, Canada demonstrated that a highly diversified non-belemnitid coleoid fauna already appeared during the post-Albian Late Cretaceous in the North Pacific region. These results have been published as 16 articles in international journals
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Report
(4 results)
Research Products
(30 results)
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[Journal Article] Early Albian marine environments in Madagascar: an integrated approach based on oxygen, carbon and strontium isotopic data.2016
Author(s)
Zakharov, Y.D., Tanabe, K., Shigeta, Y., Safronov, P.P., Smyshlyaeva, O.P., and Dril, S.I.,
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Journal Title
Cretaceous Research
Volume: 58
Pages: 29-41
DOI
Related Report
Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
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[Journal Article] Describing ammonoid shells.2015
Author(s)
Klug, C., Korn, D., Landman, N.H., Tanabe, K., De Baets, K., and Naglik, C.
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Journal Title
Topics in Geobiology, Springer
Volume: 43
Pages: 3-24
DOI
ISBN
9789401796293, 9789401796309
Related Report
Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
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[Journal Article] Ammonoid embryonic development.2015
Author(s)
De Baets, K., Landman, N.H. and Tanabe, K.
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Journal Title
Topics in Geobiology, Springer
Volume: 43
Pages: 113-205
DOI
ISBN
9789401796293, 9789401796309
Related Report
Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
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[Journal Article] Ammonoid shell structure.2015
Author(s)
Kulicki, C., Tanabe, K., Landman, N.H., and Kaim, A.
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Journal Title
Topics in Geobiology, Springer
Volume: 43
Pages: 321-357
DOI
ISBN
9789401796293, 9789401796309
Related Report
Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
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[Journal Article] Ammonoid radula.2015
Author(s)
Kruta, I., Landman, N.H. and Tanabe, K.
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Journal Title
Topics in Geobiology, Springer
Volume: 43
Pages: 485-505
DOI
ISBN
9789401796293, 9789401796309
Related Report
Peer Reviewed / Int'l Joint Research / Acknowledgement Compliant
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[Presentation] New ammonoid aragonite 87Sr/86Sr records of Mesozoic environmental change2016
Author(s)
Zakharov, Y.D., Dril, S.I., Tanabe, K., Shigeta, Y., Baraboshkin, A.M. and Michailova, I.A.
Organizer
35th International Geological Congress
Place of Presentation
Cape Town, South Africa
Year and Date
2016-08-27
Related Report
Int'l Joint Research
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[Presentation] New ammonoid aragonite 87Sr/86Sr records of Mesozoic environmental change.2016
Author(s)
Zakharov, Y.D., Dril, S.I., Tanabe, K. , Shigeta, Y., Baraboshkin, A.M. and Michailova, I.A.
Organizer
35th International Geological Congress
Place of Presentation
Cape Town, South Africa
Year and Date
2016-08-27
Related Report
Int'l Joint Research
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