Hiroshi Kajihara

Hiroshi Kajihara, Japanese nematologist.

Department of Natural History Sciences, Faculty of Science, Hokkaido University, Kita 10, Nishi 8, Sapporo, 060-0810, Japan.

Taxon names authored

(List may be incomplete)

• 15 taxon names authored by Hiroshi Kajihara

Publications

(List may be incomplete)

2007

• Kakui, K., Kajihara, H. & Mawatari, S.F. 2007. Two new sphyrapodid species (Crustacea: Tanaidacea: Apseudomorpha) from southwestern Japan. Zootaxa 1563: 37–54. Abstract & excerpt DOI: 10.11646/zootaxa.1563.1.4 Reference page. 

2014

• Kajihara, H. & Shimada, D. 2014. Two new species of free-living marine nematodes of Adoncholaimus Filipjev, 1918 (Oncholaimida: Oncholaimidae: Adoncholaiminae) from Hokkaido, northern Japan, with a key to species and discussion of the genus. Nematology 16(4): 437–451. Abstract.
• Nishi, E., Matsuo, K., Kazama-Wakabayashi, M., Mori, A., Tomioka, S., Kajihara, H., Hamaguchi, M., Kajihara, N. & Hutchings, P. 2014. Partial revision of Japanese Pectinariidae (Annelida: Polychaeta), including redescriptions of poorly known species. Zootaxa 3895(3): 433–445. DOI: 10.11646/zootaxa.3895.3.8 Reference page. 

2015

• Nishi, E., Matsuo, K., Capa, M., Tomioka, S., Kajihara, H., Kupriyanova, E.K. & Polgar, G. 2015. Sabellaria jeramae, a new species (Annelida: Polychaeta: Sabellariidae) from the shallow waters of Malaysia, with a note on the ecological traits of reefs. Zootaxa 4052(5): 555–568. DOI: 10.11646/zootaxa.4052.5.3. Preview (PDF) Reference page. 
• Woo, S.P., Yasin, Z., Tan, S.H., Kajihara, H. & Fujita, T. 2015. Sea cucumbers of the genus Stichopus Brandt, 1835 (Holothuroidea, Stichopodidae) in Straits of Malacca with description of a new species. ZooKeys 545: 1-26. DOI: 10.3897/zookeys.545.6415 Full article Reference page. 

2017

• Jimi, N., Fujiwara, Y. & Kajihara, H. 2017. Remarkable biodiversity of flabelligerids in Japan: seven new species of Diplocirrus (Annelida: Flabelligeridae) from Japanese waters. Zootaxa 4337(3): 344–360. DOI: 10.11646/zootaxa.4337.3.2. Reference page. 
• Jimi, N., Salazar-Vallejo, S.I. & Kajihara, H. 2017. Designation of a neotype and redescription of Hesione reticulata von Marenzeller, 1879 from Japan (Annelida, Hesionidae). ZooKeys 657: 29—41. DOI: 10.3897/zookeys.657.11064. Reference page. 
• Jimi, N., Tsujimoto, M., Watanabe, K., Kakui, K. & Kajihara, H. 2017. A new species and the shallowest record of Flabegraviera Salazar-Vallejo, 2012 (Annelida: Flabelligeridae) from Antarctica. Zootaxa 4221(4): 477–485. DOI: 10.11646/zootaxa.4221.4.4. Reference page. 
• Oya, Y. & Kajihara, H. 2017. Description of a new Notocomplana species (Platyhelminthes: Acotylea), new combination and new records of Polycladida from the northeastern Sea of Japan, with a comparison of two different barcoding markers. Zootaxa 4282(3): 526–542. DOI: 10.11646/zootaxa.4282.3.6. Reference page. 
• Woo, S.P., Ogawa, A., Tan, S.H., Yasin, Z., Kajihara, H. & Fujita, T. 2017. A taxonomic revision of the genus Apostichopus (Holothuroidea: Stichopodidae) from Japan. Zootaxa 4350(1): 121–135. DOI: 10.11646/zootaxa.4350.1.7 Reference page. 

2018

• Jimi, N., Kimura, T., Ogawa, A. & Kajihara, H. 2018. A new species of the rare, deep-sea polychaete genus Benthoscolex from the Sea of Kumano, Japan (Annelida, Amphinomidae). ZooKeys 738: 81–88. DOI: 10.3897/zookeys.738.22927 Reference page. 
• Kajihara, H. 2018. A nomenclatural and taxonomic note on Micrella Punnett, 1901 (Nemertea: Heteronemertea). Zootaxa 4450(2): 291–292. DOI: 10.11646/zootaxa.4450.2.8 Reference page. 
• Takeda, N. & Kajihara, H. 2018. A New Genus and Five New Species of Kalyptorhynchia (Platyhelminthes: Rhabdocoela) Discovered in Northern Japan. Species Diversity 23: 1–11. full article (PDF). Reference page. 

2019

• Chira Siadén, L.E., Wakeman, K.C., Webb, S.C., Hasegawa, K. & Kajihara, H. 2019. Morphological and molecular diversity of rissoellids (Mollusca, Gastropoda, Heterobranchia) from the Northwest Pacific island of Hokkaido, Japan. Zootaxa 4551(4): 415–431. DOI: 10.11646/zootaxa.4551.4.2 Reference page. 
• Hasegawa, N. & Kajihara, H. 2019. A redescription of Syncarpa composita (Ascidiacea, Stolidobranchia) with an inference of its phylogenetic position within Styelidae. Zookeys, 857: 1–15. DOI: 10.3897/zookeys.857.32654 Reference page. 
• Hookabe, N., Schwartz, M.L., Kajihara, H. & Norenburg, J.L. 2019. Molecular systematics of the heteronemertean genus Dushia (Nemertea, Pilidiophora), with descriptions of D. wijnhoffae sp. nov. and D. nigra species complex comb. nov. Zootaxa 4691(4): 333–358. DOI: 10.11646/zootaxa.4691.4.2 Reference page. 
• Oya, Y., Kimura, T. & Kajihara, H. 2019. Description of a new species of Paraplehnia (Polycladida, Stylochoidea) from Japan, with inference on the phylogenetic position of Plehniidae. Zookeys, 864: 1–13. DOI: 10.3897/zookeys.864.33955 Reference page. 
• Park, T., Lee, S-H., Sun, S-C. & Kajihara, H. 2019. Morphological and molecular study on Yininemertes pratensis (Nemertea, Pilidiophora, Heteronemertea) from the Han River Estuary, South Korea, and its phylogenetic position within the family Lineidae. Zookeys, 852: 31–51. DOI: 10.3897/zookeys.852.32602 Reference page. 
• Strand, M., Norenburg, J. Alfaya, J.E., Fernández-Álvarez, F.Á., Andersson, H.S., Andrade, S.C.S., Bartolomaeus, T., Beckers, P., Bigatti, G., Cherneva, I., Chernyshev, A., Chung, B.M., von Döhren, J., Giribet, G., Gonzalez-Cueto, J., Herrera-Bachiller, A., Hiebert, T., Hookabe, N., Junoy, J., Kajihara, H., Krämer, D., Kvist, S., Magarlamov, T.Y., Maslakova, S., Mendes, C.B. Okazaki, R., Sagorny, C., Schwartz, M. Sun, S.-C., Sundberg, P., Turbeville, J.M. & Xu, C.-M. 2018. Nemertean taxonomy-Implementing changes in the higher ranks, dismissing Anopla and Enopla. Zoologica Scripta 48(1): 118–119. DOI: 10.1111/zsc.12317 Reference page. 
• Tsuyuki, A., Oya, Y. & Kajihara, H. 2019. A New Species of Prosthiostomum (Platyhelminthes: Polycladida) from Shirahama, Japan. Species Diversity 24(1): 137-143. full article (PDF). Reference page. 
• Woo, S.P., Kajihara, H., Byrne, M., Fujita, T. 2019. Description and phylogenetic relationships of a new genus of sea cucumbers from Australia, with two new combinations (Holothuroidea, Stichopodidae). Marine Biodiversity. 49(6): 2499–2518. DOI: 10.1007/s12526-019-00974-8 Reference page. 

2020

• Kajihara, H. 2020. Redescription of Cerebratulus marginatus auct. (Nemertea: Pilidiophora) from Hokkaido, Japan, as a new species. Zootaxa 4819(2): 295–315. DOI: 10.11646/zootaxa.4819.2.4 Reference page. 
• Tsuyuki, A. & Kajihara, H. 2020. A giant new species of Enchiridium (Polycladida, Prosthiostomidae) from southwestern Japan. ZooKeys, 918: 15–28. DOI: 10.3897/zookeys.918.47061 Reference page. 

2023

• Matsumoto, Y., Kajihara, H. & Kakui, K. 2023. Capropodocerus, a new genus in Podoceridae (Crustacea: Amphipoda) from Japan, with descriptions of two new species. Zootaxa 5336(4): 577–589. DOI: 10.11646/zootaxa.5336.4.8 Reference page. 
• Matsumoto, Y., Kajihara, H. & Kakui, K. 2023. A new species of Leipsuropus Stebbing, 1899 (Amphipoda: Podoceridae) from Japan. Nauplius. 31: e2023005. DOI: 10.1590/2358-2936e2023005 . Reference page. 

2024

• Hasegawa, N. & Kajihara, H. 2024. Graveyards of Giant Pandas at the Bottom of the Sea? A Strange-Looking New Species of Colonial Ascidians in the Genus Clavelina (Tunicata: Ascidiacea). Species Diversity. 29(1): 53–64. DOI: 10.12782/specdiv.29.53 . Reference page. 
• Ishiyama, H., Oya, Y., Wilson, N.G., Kajihara, H. 2024. Testing the Species Status of the Chromodorid Nudibranch Goniobranchus aureopurpureus (Mollusca: Gastropoda). Species Diversity. 29(1): 141–150. DOI: 10.12782/specdiv.29.141 . Reference page. 
• Kita, Y., Nitta, M., Kajihara, H. 2024. Morphological and Molecular Characteristics of Two Species of the Genus Rhadinorhynchus (Palaeacanthocephala: Echinorhynchida) from the Western Pacific. Species Diversity. 29(1): 171–178. DOI: 10.12782/specdiv.29.171 . Reference page. 
• Kajihara, H., Ganaha, I., Okuno, K., Yamada, N., Kohtsuka, H. 2024. First Record of Parahubrechtia rayi (Nemertea: Palaeonemertea) from Japan. Species Diversity. 29(2): 235–237. DOI: 10.12782/specdiv.29.235 . Reference page. 
• Jimi, N., Fujiwara, Y., Kajihara, H. 2024. Evaluation of “Cirriformia tentaculata” (Annelida: Cirratulidae) from Japan as a Pollution Indicator in Marine Environments: Is it Truly a Single Species?. Species Diversity 29(2): 281–316. DOI: 10.12782/specdiv.29.281 . Reference page.