Updated on 2023/02/08

写真a

 
MARUYAMA Toshiaki
 
Title
Professor(Moving Out or Retirement)
Contact information
メールアドレス
Laboratory Phone number
+81-23-628-4777
　
Laboratory Fax number
+81-23-628-4777
　

Research Areas

  • Natural Science / Biogeosciences

Graduating School

  • Yamagata University, Faculty of Science

    1978.03, Graduated

Graduate School

  • Tohoku University, Graduate School, Division of Natural Science

    Master's Course, 1980.03, Completed

  • Tohoku University, Graduate School, Division of Natural Science

    Doctor's Course, 1983.03, Completed

External Career

  • Tohoku University, Special researcher of the Japan Society for the Promotion of Science, 1983.04 - 1983.06

  • Tohoku University, Research Assistant, 1983.07 - 1990.03

 

Research Career

  • diatom biostratigraphy, 1984.04 -

    diatom fossil

Papers

  • Diatom biostratigraphy of the Miocene formations near the whale fossil locality, Hae River, Hidaka District, Hokkaido, 19(1-2) 15-24, 2019.02

    Multiple Authorship (Only Japanese)

  • Radiolarian and diatom biostratigraphy of the Upper Miocene Yobito Formation near Lake Notoro, Hokkaido, Japan, The Journal of the Geological Society of Japan, 124(7) 517-532, 2018.07

    Motoyama Isao, Maruyama Toshiaki, Igarashi Mio, Eguchi Mizuki, Suto Megumi, Suzuki Masafumi

    Single Author

  • Middle Miocene to Pleistocene magneto-biostratigraphy of ODP Sites 1150 and 1151, northwest Pacific: Sedimentation rate and updated regional geological timescale. （共著）, The Island Arc, 13 289-305, 2004.03

    Motoyama, I., Niitsuma, N., Maruyama, T., et al.

    Multiple Authorship (Including Foreigners)

  • Middle Miocene to Pleistocene diatom biostratigraphy of the northwest Pacific at Sites 1150 and 1151.（共著） , Proc. ODP, Sci. Results., 186 1-38, 2003.10

    Maruyama, T., and Shiono, M.

    Multiple Authorship (Including Foreigners)

  • Middle Miocene to Pleistocene diatom stratigraphy of Leg 167., Proc. ODP, Sci. Results, Texas A&M University., 167 63-110, 2000.07

    Maruyama Toshiaki

    Single Author

  • Leg 167 introduction, explanatory notes., Proc. ODP, Init. Repts., Texas A&M University., 167 5-39, 1997.09

    Lyle, M., Koizumi, I., Richter, C., et al. (Leg 167 Shipboard Scientific Party)

    Multiple Authorship (Including Foreigners)

  • Leg 167 Sites 1010, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021 and 1022., Proc. ODP, Init. Repts., Texas A&M University., 167 49-495, 1997.09

    Lyle, M., Koizumi, I., Richter, C., et al. (Leg 167 Shipboard Scientific Party)

    Multiple Authorship (Including Foreigners)

  • Preliminary results from the R. V. Tansei-maru Cruise KT92-13 (Leg 2) in the eastern marginal area of the Japan Sea., Sci. Rep. Hirosaki Univ., 40(1) 61-99, 1993.08

    Tsukawaki, S., Nemoto, N., Maruyama T., et al.

    Multiple Authorship (Including Foreigners)

  • Diatom biometry of the Miocene index Denticulopsis hyalina., Centenary of Japanese Micropaleontology, Terra, Tokyo., 427-437, 1992.05

    Maruyama Toshiaki

    Single Author

  • Middle Eocene to Pleistocene diatom biostratigraphy of Southern Ocean sediments from the Kerguelen Plateau, Leg 120., Proc. ODP, Sci. Results, Texas A&M University., 120 683-733, 1992.04

    Harwood, D. M. and Maruyma, T.

    Multiple Authorship (Including Foreigners)

  • Neogene integrated magnetobiostratigraphy of the central Kerguelen Plateau, Leg 120., Proc. ODP, Sci. Results, Texas A&M University., 120 1031-1052, 1992.04

    Harwood, D. M., Lazarus, D. B., Wise, S. W., Jr., et al.

    Multiple Authorship (Including Foreigners)

  • Neogene marine sequences and benthic foraminifers in Sendai district., Guidebook for field trips of Benthos'90, C1-C17, 1990.09

    Ogasawara, K., Hasegawa, S. and Maruyama, T.

    Multiple Authorship (Including Foreigners)

  • Leg 120 principal results and summary, Central Kerguelen Plateau., Proc. ODP, Init. Repts., Texas A&M University., 120 73-85, 1989.11

    Leg 120 Shipboard Scientific Party and Shore-Based Contributors

    Multiple Authorship (Including Foreigners)

  • Leg 120 Sites 747, 748, 749, 750 and 751., Proc. ODP, Init. Repts., Texas A&M University., 120 89-373, 1989.11

    Leg 120 Shipboard Scientific Party

    Multiple Authorship (Including Foreigners)

  • Leg 120 introduction, explanatory notes., Proc. ODP, Init. Repts., Texas A&M University., 120 7-56, 1989.11

    Leg 120 Shipboard Scientific Party

    Multiple Authorship (Including Foreigners)

  • Preliminary results of ODP Leg 120 in the Central and Southern Kerguelen Plateau (Indian Ocean)., C. R. Acad. Sci. Paris, 308(II) 1597-1603, 1989.05

    Schlich, R., and Leg 120 Shipboard Scientific Party

    Multiple Authorship (Including Foreigners)

  • ODP at Kerguelen Plateau, Leg 120 explores origins & history., Geotimes, 3344(9) 12-15, 1988.09

    Leg 120 Scientific Drilling Party

    Multiple Authorship (Including Foreigners)

  • Ocean Drilling Program, that sinking feeling., Nature, 3344(6181) 385-386, 1988.08

    Leg 120 Shipboard Scientific Party

    Multiple Authorship (Including Foreigners)

  • Miocene diatom biostratigraphy of onshore sequences on the Pacific side of northeast Japan, with reference to DSDP Hole 438A (Part 2)., Tohoku Univ., Sci. Rep., 2nd ser.(Geol.), 55(1) 77-140, 1984.10

    Maruyama Toshiaki

    Single Author

  • Integrated biostratigraphy of planktonic foraminifera, calcareous nannofossils, radiolarians and diatoms of Middle and Upper Miocene sequences of central and northeast Honshu, Japan., Palaeogeogr., Palaeoclimatol., Palaeoecol., 46(1-3) 53-69, 1984.05

    Oda, M., Hasegawa, S., Honda, N., Maruyama, T. and Funayama, M.

    Multiple Authorship (Including Foreigners)

  • Some Middle Miocene planktonic microfossil datum planes in northern Honshu, Japan: their paleoceanographic implications., Palaeogeogr., Palaeoclimatol., Palaeoecol., 46(1-3) 71-84, 1984.05

    Takayanagi, Y., Oda, M., Hasegawa, S., Honda, N., Maruyama, T. and Funayama, M.

    Multiple Authorship (Including Foreigners)

  • Miocene diatom biostratigraphy of onshore sequences on the Pacific side of northeast Japan, with reference to DSDP Hole 438A (Part 1)., Tohoku Univ., Sci. Rep., 2nd ser.(Geol.), 54(2) 141-164, 1984.03

    Maruyama Toshiaki

    Single Author

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Grant-in-Aid for Scientific Research

  • Grant-in-Aid for Scientific Research(C)，2003.04 - 2006.03

  • Grant-in-Aid for Scientific Research(C)，1995.04 - 1998.03