Okanishi Masanori 岡西政典

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OKANISHI Masanori 岡西政典

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Researcher Number	70639278
Other IDs	https://orcid.org/0000-0001-8106-7693
Affiliation (Current)	2024: 広島修道大学, 人間環境学部, 准教授
Affiliation (based on the past Project Information) *help	2022 – 2024: 広島修道大学, 人間環境学部, 助教 2017 – 2021: 東京大学, 大学院理学系研究科(理学部), 特任助教 2016: 茨城大学, 理学部, 助教
Review Section/Research Field	Principal Investigator Basic Section 39060:Conservation of biological resources-related Except Principal Investigator Basic Section 45030:Biodiversity and systematics-related / Biodiversity/Systematics
Keywords	Principal Investigator クモヒトデ / 潮下帯 / MIg-seq / MIG-seq / 次世代シーケンサー / 分子系統解析 / 海洋保全 / 棘皮動物 / 博物館標本 / 分類 / 海産無脊椎動物 … More Except Principal Investigator … More マイクロCT / 分子系統 / クモヒトデ綱 / 進化 / 分類 / 系統 / 殻 / 生物地理 / 海溝 / 初期発生 / 底生動物 / 保護・保全 / アンキアライン環境 / 洞窟水圏環境 / 生物相 / 琉球列島 / 生物多様性 / 海底洞窟 / 洞窟水圏 / 進化的保存性 / 比較形態 / 保存性 / 非破壊 / 形質 / クモヒトデ類 / 骨格 / クモヒトデ目 Less

網羅的サンプリングに基づく深海底生動物の多様化機構解明
- Principal Investigator
  
  狩野泰則
- Project Period (FY)
  2022 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 45030:Biodiversity and systematics-related
- Research Institution
  The University of Tokyo
Conservation study of the marine invertebrate brittle star, Ophiothela danae, based on museum specimen DNAPrincipal Investigator
- Principal Investigator
  
  岡西政典
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 39060:Conservation of biological resources-related
- Research Institution
  Hiroshima Shudo University
  The University of Tokyo
Marine and anchialine cave biodiversity in the Ryukyu Islands, Japan
- Principal Investigator
  
  藤田喜久
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 45030:Biodiversity and systematics-related
- Research Institution
  Okinawa Prefectural University of Arts
Comparative morphology of the ossicles of ophiuroids using micro-computed tomography: Which ossicles are morphologically conservative in evolution?
- Principal Investigator
  
  Fujita Toshihiko
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Biodiversity/Systematics
- Research Institution
  National Museum of Nature and Science, Tokyo
Molecular phylogeny of Ophiuroidea (Echinodermata) and evolution of arm ossicles
- Principal Investigator
  
  Fujita Toshihiko
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Biodiversity/Systematics
- Research Institution
  National Museum of Nature and Science, Tokyo

All 2021 2020 2019 2018 2017 2016 2015 2014 2013 Other

All Journal Article Presentation

[Journal Article] 紀伊水道南方海域および熊野灘の深海底生動物相（第２報）2019
- Author(s)
  木村妙子・木村昭一・角井敬知・波々伯部夏美・倉持利明・藤田敏彦・小川晟人・小林格・自見直人・岡西政典・山口悠・広瀬雅人・吉川晟弘・福地順・下村通誉・柏尾翔・上野大輔・藤原恭司・成瀬貫・櫛田優花・喜瀬浩輝・前川陽一・中村亨・奥村順哉・田中香月
- Journal Title
  
  平成29年度三重大学フィールド研究・技術年報
  
  Volume: 16 Pages: 1-29
- NAID
  120006769808
- Open Access
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] The widely occurring brittlestar Ophiactis savignyi (Amphilepidida: Ophiactidae) as an epibiont on loggerhead sea turtle, Caretta caretta2019
- Author(s)
  Hayashi, R., Okanishi, M.
- Journal Title
  
  Zootaxa
  
  Volume: 4695 Issue: 5 Pages: 497-500
- DOI
  10.11646/zootaxa.4695.5.7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] Fossil gorgonocephalid basket stars (Echinodermata: Ophiuroidea: Euryalida) from the Middle Pleistocene of Japan; the first record from the Indo Pacific region2019
- Author(s)
  Okanishi, M., Ishida, Y., Mistui, S.
- Journal Title
  
  Paleontological Research
  
  Volume: 23 Issue: 3 Pages: 179-185
- DOI
  10.2517/2018pr017
- NAID
  210000156587
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] 学部生に伝える研究最前線　南の島から発見された新種の光るクモヒトデ2019
- Author(s)
  岡西政典
- Journal Title
  
  東京大学理学系研究科・理学部ニュース
  
  Volume: 51 Pages: 4-4
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] 紀伊水道南方海域および熊野灘の深海底生動物相2019
- Author(s)
  木村妙子・木村昭一・自見直人・倉持利明・藤田敏彦・駒井智幸・吉田隆太・田中隼人・岡西政典・小川晟人・小林格・小玉将史・齋藤礼弥・清野裕暉・片平浩孝・中野裕昭・吉川晟弘・上野大輔・田中正敦・大矢佑基・前川陽一・中村亨・奥村順哉・田中香月
- Journal Title
  
  三重大学大学院生物資源学研究科紀要
  
  Volume: 45 Pages: 11-50
- NAID
  120006777572
- Open Access
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] A comprehensive taxonomic list of brittle stars (Echinodermata: Ophiuroidea)?from submarine caves of the Ryukyu Islands, southwestern Japan, with a description of a rare species, Dougaloplus echinatus (Amphiuridae)2019
- Author(s)
  OKANISHI MASANORI、FUJITA YOSHIHISA
- Journal Title
  
  Zootaxa
  
  Volume: 4571 Issue: 1 Pages: 73-73
- DOI
  10.11646/zootaxa.4571.1.5
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K07549, KAKENHI-PROJECT-16K07490
[Journal Article] Ophiuroids from submarine caves of the Ryukyu Islands, Japan2019
- Author(s)
  岡西政典・藤田喜久
- Journal Title
  
  Taxa, Proceedings of the Japanese Society of Systematic Zoology
  
  Volume: 46 Issue: 0 Pages: 22-27
- DOI
  10.19004/taxa.46.0_22
- NAID
  130007618792
- ISSN
  1342-2367, 2189-7298
- Year and Date
  2019-02-28
- Language
  Japanese
- Open Access
- Data Source
  KAKENHI-PROJECT-16K07490, KAKENHI-PROJECT-17K07549
[Journal Article] Brittle stars from a submarine cave of Christmas Island, northwestern Australia, with description of a new species Ophiopsila xmasilluminans (Echinodermata: Ophiuroidea) and notes on its behavior2019
- Author(s)
  Okanishi, M., Oba, Y., Fujita, Y.
- Journal Title
  
  Raffles Bulletin of Zoology
  
  Volume: 67 Pages: 421-439
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] A new cryptic species of Asteronyx Mueller and Troschel, 1842 (Echinodermata: Ophiuroidea), based on molecular phylogeny and morphology, from off Pacific Coast of Japan2018
- Author(s)
  Okanishi, M, Sentoku, A,, Martynov, A, Fujita, T.
- Journal Title
  
  Zoologischer Anzeiger
  
  Volume: 274 Pages: 14-33
- DOI
  10.1016/j.jcz.2018.03.001
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K07549, KAKENHI-PROJECT-19K21052
[Journal Article] A new species of Ophioconis (Echinodermata: Ophiuroidea) from a submarine cave at Shimoji Island, Miyako Island Group, southwestern Japan2018
- Author(s)
  Okanishi Masanori, Fujita Yoshihisa
- Journal Title
  
  Proceedings of the Biological Society of Washington
  
  Volume: 131 Pages: 163-174
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] Description of a New Subfamily, Astrocloninae (Ophiuroidea: Euryalida: Gorgonocephalidae), Based on Molecular Phylogeny and Morphological Observations2018
- Author(s)
  Okanishi Masanori、Fujita Toshihiko
- Journal Title
  
  Zoological Science
  
  Volume: 35 Issue: 2 Pages: 179-187
- DOI
  10.2108/zs170090
- NAID
  40021515054
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] A taxonomic review of the genus Astrodendrum (Echinodermata, Ophiuroidea, Euryalida, Gorgonocephalidae) with description of a new species from Japan2018
- Author(s)
  Okanishi, M. and T. Fujita
- Journal Title
  
  Zootaxa
  
  Volume: 4392（2） Issue: 2 Pages: 289-310
- DOI
  10.11646/zootaxa.4392.2.4
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] irst finding of anchialine and submarine cave dwelling brittle stars from the Pacific Ocean, with descriptions of new species of Ophiolepis and Ophiozonella (Echinodermata: Ophiuroidea: Amphilepidida)2018
- Author(s)
  Okanishi, M. & Fujita, Y.
- Journal Title
  
  Zootaxa
  
  Volume: 4377 Issue: 1 Pages: 1-20
- DOI
  10.11646/zootaxa.4377.1.1
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K07549
[Journal Article] Non-destructive morphological observations of the fleshy snake star, Asteronyx loveni (Echinodermata: Ophiuroidea: Euryalida) using micro-computed tomography2017
- Author(s)
  Okanishi, M, Fujita, T, Maekawa, Y, Sasaki, T.
- Journal Title
  
  Zookeys
  
  Volume: 663 Pages: 1-19
- DOI
  10.3897/zookeys.663.11413
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25440226, KAKENHI-PROJECT-15K14589
[Journal Article] 分類学と古生物学の融合: 現生種と化石種による海産無脊椎動物の系統分類学的研究2016
- Author(s)
  藤田敏彦・岡西政典
- Journal Title
  
  タクサ
  
  Volume: 40 Pages: 1-2
- Open Access
- Data Source
  KAKENHI-PROJECT-25440226
[Journal Article] Redescription of an euryalid brittle star, Astroceras coniunctum (Echinodermata, Ophiuroidea, Euryalida)2014
- Author(s)
  Okanishi, M., Moritaki, T and T. Fujita
- Journal Title
  
  Bulletin of the National Museum of Nature and Science, Series A
  
  Volume: 40 Pages: 133-139
- NAID
  40020204103
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] 相模湾周辺の現生・化石クモヒトデ類の検討～自然史の解明にむけて～2021
- Author(s)
  岡西政典・三井翔太・川端美千代・小森いづみ・幸塚久典
- Organizer
  第17回棘皮動物研究集会オンライン大会
- Data Source
  KAKENHI-PROJECT-21K05632
[Presentation] 現生・化石の研究から見えてきた相模湾産クモヒトデ類の自然史と環境指標生物としての応用の可能性2021
- Author(s)
  岡西政典・三井翔太・CHEN Chong・川端美千代・小森いづみ・幸塚久典
- Organizer
  日本動物学会第92回オンライン大会
- Data Source
  KAKENHI-PROJECT-21K05632
[Presentation] 南極海とその近海から得られたクモヒトデ綱の4未記載種について2020
- Author(s)
  岡西政典
- Organizer
  日本動物学会関東支部第72回大会
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] Shallow water reef ophiuroids (Echinodermata: Ophiuroidea) of Thailand waters2019
- Author(s)
  Okanishi M, Chavanich S, Viyakarn V, Fuijta T
- Organizer
  3rd CCore-RENSEA Joint Seminar on Coastal Ecosystems in Southeast Asia
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] 日本産セノテヅルモヅルの分類について2019
- Author(s)
  岡西政典・幸塚久典・藤田敏彦
- Organizer
  第16回棘皮動物研究集会
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] 熊野灘より得られたクモヒトデ類について2019
- Author(s)
  岡西政典
- Organizer
  日本動物学会第90回大阪大会
- Invited
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] 南西諸島沖より発見されたOphiambix属の分類学的研究2018
- Author(s)
  岡西政典・加藤萌・渡部裕美・Chong Chen・藤田敏彦
- Organizer
  日本動物分類学会第54回大会
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] 海底洞窟に生息するクモヒトデ類について2018
- Author(s)
  岡西政典・藤田喜久
- Organizer
  沖縄生物学会第55回大会
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] Molecular phylogeography of Asteronyx loveni species complex2018
- Author(s)
  Okanishi, M., Sentoku, A., Martynov, A. and Fujita, T.
- Organizer
  16th International Echinoderm Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] 沖縄島宜名真海底鍾乳洞（通称：辺戸ドーム）から得られたOphiozonella（クモヒトデ綱）についての予察的報告2017
- Author(s)
  岡西政典・藤田喜久
- Organizer
  第88回日本動物学会富山大会
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] 琉球列島海底鍾乳洞から得られたクモヒトデ類についての予察的報告2017
- Author(s)
  岡西政典・藤田喜久
- Organizer
  第14回棘皮動物研究集会
- Data Source
  KAKENHI-PROJECT-17K07549
[Presentation] Systematic revision of subfamilies of Gorgonocephalidae (Echinodermata, Ophiuroidea) based on molecular phylogeny and ossicle morphology2016
- Author(s)
  Okanishi, M., Fujita, T.
- Organizer
  Joint Events of the 22nd Inernational Congress of Zology and the 87th Meeting of Zoological Society of Japan
- Place of Presentation
  沖縄科学技術大学院大学・沖縄コンベンションセンター（沖縄県恩納村・宜野湾市）
- Year and Date
  2016-11-14
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] Systematic position of Astroclon inferred from molecular phylogeny and morphology2016
- Author(s)
  Okanishi M., M. Arai M., Fujita T
- Organizer
  9th Europen Conference on Echinoderms
- Place of Presentation
  Sopot (Polland)
- Year and Date
  2016-09-17
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] カンムリクモヒトデ(クモヒトデ綱)の特異な形態と潜行行動2015
- Author(s)
  岡西政典・石田吉明・山本恒紀・宮﨑勝己・朝倉彰・藤田敏彦
- Organizer
  日本動物学会第86回大会
- Place of Presentation
  朱鷺メッセ（新潟県新潟市）
- Year and Date
  2015-09-17
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] マイクロフォーカス X 線 CT スキャナーを用いたキヌガサモヅル Asteronyx loveni の形態観察2015
- Author(s)
  岡西政典・前川優・佐々木猛智・藤田敏彦
- Organizer
  日本動物分類学会第51回大会
- Place of Presentation
  広島大学（広島県東広島市）
- Year and Date
  2015-06-13
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] ツルクモヒトデ目（棘皮動物門，クモヒトデ綱）の分子系統解析と骨片の形態に基づく新しい系統分類2014
- Author(s)
  岡西政典・千徳明日香・藤田敏彦
- Organizer
  日本古生物学第163回例会
- Place of Presentation
  兵庫県神戸市
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] Population structure of a fissiparous brittle star Ophiothela danae (Echinodermata, Ophiuroidea) on gorgonacean corals2013
- Author(s)
  Okanishi, M., S. Chavanich, V. Viyakarn and T. Fujita
- Organizer
  NRCT – JSPS Joint International Seminar on Coastal Marine Science in Southeast Asia
- Place of Presentation
  Chiang Mai, Thailand
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] タイ湾におけるヤギ類に付着するニシキクモヒトデ（Ophiothela danae）の色彩変異，生殖様式と体長組成2013
- Author(s)
  岡西政典・Suchana Chavanich・Voranop Viyakarn・藤田敏彦
- Organizer
  第10回棘皮動物研究集会
- Place of Presentation
  富山県富山市
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] Population structure of a brittle star Ophiothela danae (Echinodermata, Ophiuroidea) on gorgonacean corals from Gulf of Thailand
- Author(s)
  Okanishi, M., Chavanich, S., Viyakarn, V. and T. Fujita
- Organizer
  IOC/WESTPAC 9th International Scientific Symposium
- Place of Presentation
  Nha Trang, Vietnam
- Year and Date
  2014-04-22 – 2014-04-25
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] 日本産キヌガサモヅル（クモヒトデ綱：ツルクモヒトデ目）の分子系統解析
- Author(s)
  岡西政典・藤田敏彦
- Organizer
  日本動物学会第85回大会
- Place of Presentation
  仙台市
- Year and Date
  2014-11-14 – 2014-11-17
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] 日本国内より初めて産出したツルクモヒトデ目（クモヒトデ綱）の骨片化
- Author(s)
  岡西政典・千徳明日香・三井翔太・石田吉明・藤田敏彦
- Organizer
  日本古生物学会2014 年年会
- Place of Presentation
  福岡市
- Year and Date
  2014-06-27 – 2014-06-29
- Data Source
  KAKENHI-PROJECT-25440226
[Presentation] Molecular phylogeography of the euryalid brittle star, Asteronyx loveni
- Author(s)
  Okanishi, M. and T. Fujita
- Organizer
  Europian Echinoderm Colloquium
- Place of Presentation
  Portsmouth, UK
- Year and Date
  2014-07-20 – 2014-07-23
- Data Source
  KAKENHI-PROJECT-25440226

1. Fujita Toshihiko (70222263)

# of Collaborated Projects: 3 results

# of Collaborated Products: 29 results
2. 角井敬知 (70723360)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. 藤田喜久 (20771463)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 下村通誉 (30359476)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 井口亮 (50547502)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 斉藤知己 (80632603)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 藤井琢磨 (30772462)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 狩野泰則 (20381056)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 遊佐陽一 (60355641)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. ISHIDA Yoshiaki

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results

Okanishi Masanori 岡西 政典

OKANISHI Masanori 岡西 政典

Research Projects

Research Products

Co-Researchers

網羅的サンプリングに基づく深海底生動物の多様化機構解明

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Conservation study of the marine invertebrate brittle star, Ophiothela danae, based on museum specimen DNAPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Marine and anchialine cave biodiversity in the Ryukyu Islands, Japan

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Comparative morphology of the ossicles of ophiuroids using micro-computed tomography: Which ossicles are morphologically conservative in evolution?

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Molecular phylogeny of Ophiuroidea (Echinodermata) and evolution of arm ossicles

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] 紀伊水道南方海域および熊野灘の深海底生動物相（第２報）2019

Author(s)

Journal Title

NAID

Data Source

[Journal Article] The widely occurring brittlestar Ophiactis savignyi (Amphilepidida: Ophiactidae) as an epibiont on loggerhead sea turtle, Caretta caretta2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Fossil gorgonocephalid basket stars (Echinodermata: Ophiuroidea: Euryalida) from the Middle Pleistocene of Japan; the first record from the Indo Pacific region2019

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] 学部生に伝える研究最前線 南の島から発見された新種の光るクモヒトデ2019

Author(s)

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[Journal Article] 紀伊水道南方海域および熊野灘の深海底生動物相2019

Author(s)

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NAID

Data Source

[Journal Article] A comprehensive taxonomic list of brittle stars (Echinodermata: Ophiuroidea)?from submarine caves of the Ryukyu Islands, southwestern Japan, with a description of a rare species, Dougaloplus echinatus (Amphiuridae)2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Ophiuroids from submarine caves of the Ryukyu Islands, Japan2019

Author(s)

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DOI

NAID

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Year and Date

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[Journal Article] Brittle stars from a submarine cave of Christmas Island, northwestern Australia, with description of a new species Ophiopsila xmasilluminans (Echinodermata: Ophiuroidea) and notes on its behavior2019

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[Journal Article] A new cryptic species of Asteronyx Mueller and Troschel, 1842 (Echinodermata: Ophiuroidea), based on molecular phylogeny and morphology, from off Pacific Coast of Japan2018

Author(s)

Okanishi Masanori 岡西政典

OKANISHI Masanori 岡西政典

[Journal Article] 学部生に伝える研究最前線　南の島から発見された新種の光るクモヒトデ2019