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List of works by Hiroshi Kajihara

A New Brackish-water Species of Echinoderes (Kinorhyncha: Cyclorhagida) from the Seto Inland Sea, Japan ⬇️

A New Genus and Five New Species of Kalyptorhynchia (Platyhelminthes: Rhabdocoela) Discovered in Northern Japan ⬇️

A New Species of Bathyal Nemertean, Proamphiporus kaimeiae sp. nov., off Tohoku, Japan, and Molecular Systematics of the Genus (Nemertea: Monostilifera) ⬇️

scholarly article published in 2020

A New Species of Deep-sea Nematode, Micoletzkyia mawatarii sp. nov. (Nematoda: Enoplida: Phanodermatidae) from Northern Japan ⬇️

A New Species of Phaenoplana (Platyhelminthes: Polycladida) from the Ogasawara Islands ⬇️

A New Species of Polyodontes (Annelida: Acoetidae) from Western Japan ⬇️

A New Species of Prosthiostomum (Platyhelminthes: Polycladida) from Shirahama, Japan ⬇️

A New Species of Zygantroides (Platyhelminthes: Polycladida) from Amakusa, Japan ⬇️

scholarly article published in 2020

A New Species, Lamispina ammophila sp. nov. (Annelida: Flabelligeridae), from Shimoda, Japan ⬇️

A giant new species of Enchiridium (Polycladida, Prosthiostomidae) from southwestern Japan

scientific article published on 12 March 2020

A histology-free description of Tetrastemma cupido sp. nov. (Nemertea: Eumonostilfera) from Sagami Bay, Japan ⬇️

scientific article published on 3 July 2021

A matter of persistence: differential Late Pleistocene survival of two rocky-shore idoteid isopod species in northern Japan

scientific article published in 2017

A molecular phylogenetic study of pheretimoid species (Megascolecidae) in Mindanao and associated islands, Philippines

scholarly article by Nonillon M. Aspe et al published March 2016 in European Journal of Soil Biology

A molecular phylogeny of Tetrastemma and its allies (Nemertea, Monostilifera)

scientific article published in 2021

A morphological note on the pelagic polystiliferous hoplonemertean <i>Protopelagonemertes beebei</i> (Nemertea: Pelagica)

scientific article published in 2020

A new bathyal species of Cestoplana (Polycladida: Cotylea) from the West Pacific Ocean ⬇️

scientific article published on 18 April 2018

A new bathyal tubulanid nemertean, Tubulanus izuensis sp. nov. (Nemertea: Palaeonemertea), from Japanese waters

scholarly article published in 2020

A new genus and species of monostiliferous hoplonemertean (Nemertea: Enopla: Monostilifera) from Japan ⬇️

scientific article

A new nemertean with a branched proboscis, Gorgonorhynchus citrinus sp. nov. (Nemertea: Pilidiophora), with molecular systematics of the genus

scientific article published on 23 March 2021

A new species and the shallowest record of Flabegraviera Salazar-Vallejo, 2012 (Annelida: Flabelligeridae) from Antarctica

scientific article (publication date: 19 January 2017)

A new species of Hedgpethia (Arthropoda, Pycnogonida, Colossendeidae) from southwestern Japan

scientific article

A new species of Leipsuropus Stebbing, 1899 (Amphipoda: Podoceridae) from Japan ⬇️

A new species of Nesotanais (Crustacea, Tanaidacea) from Japan, with a key to species and a note on male chelipeds

scientific article

A new species of Nesotanais (Crustacea, Tanaidacea) from Japan, with a key to species and a note on male chelipeds. Appendix 1: Moving image of live Nesotanais ryukyuensis.

scientific article published on 18 February 2010

A new species of the rare, deep-sea polychaete genus Benthoscolex from the Sea of Kumano, Japan (Annelida, Amphinomidae)

scientific article published on 19 February 2018

A new symbiotic relationship between a polyclad flatworm and a mantis shrimp: description of a new species of Emprosthopharynx (Polycladida: Acotylea) associated with Lysiosquilla maculata (Crustacea: Stomatopoda)

scientific article published in 2022

A nomenclatural and taxonomic note on Micrella Punnett, 1901 (Nemertea: Heteronemertea)

scientific article published in 2018

A redescription of Syncarpa composita (Ascidiacea, Stolidobranchia) with an inference of its phylogenetic position within Styelidae

scientific article published on 24 June 2019

A taxonomic catalogue of Japanese nemerteans (phylum Nemertea).

scientific article published on April 2007

A taxonomic revision of the genus Apostichopus (Holothuroidea: Stichopodidae) from Japan

scientific article published on 16 November 2017

A transcriptomic approach to ribbon worm systematics (nemertea): resolving the pilidiophora problem.

scientific article

Alien worm in worm: a new genus of endoparasitic polychaete (Phyllodocidae, Annelida) from scale worms (Aphroditidae and Polynoidae, Annelida)

scientific article published in 2020

Anterior Regeneration in Baseodiscus hemprichii (Nemertea: Heteronemertea) ⬇️

Carinoma hamanako sp. nov. (Nemertea: Palaeonemertea), the First Representative of the Genus from the Northwest Pacific ⬇️

scientific article published in 2011

Case 3849 – Emplectonematidae Bürger, 1904 and Emplectonema Stimpson, 1857 (Nemertea, Monostilifera): proposed conservation of current usage by reversal of precedence of the family name with respect to Eunemertidae Joubin, 1894 and designation of ...

scientific article

Case 3850 – Micruridae Dunn, 1931 (Reptilia, Serpentes) and Lineidae McIntosh, 1874 (Nemertea, Pilidiophora): proposed conservation by suppression of Micruridae Ehrenberg, 1831 (Nemertea, Pilidiophora)

scientific article

Changing spots: pseudocryptic speciation in the North Pacific dorid nudibranch<i>Diaulula sandiegensis</i>(Cooper, 1863) (Gastropoda: Heterobranchia)

scientific article published in 2016

Checklist of Nemertean Genera and Species Published between 1995 and 2007 ⬇️

scientific article published in 2008

Comparative muscular morphology in Archinemertea (Nemertea: Palaeonemertea)

scholarly article

Correction to: Description and phylogenetic relationships of a new genus of sea cucumbers from Australia, with two new combinations (Holothuroidea, Stichopodidae) ⬇️

scientific article published on 8 November 2019

Corrigenda: Two new species of Mediomastus (Annelida, Capitellidae) from Tokyo Bay, Japan. ZooKeys 422: 115-126

scientific article

Cosmopolitan or Cryptic Species? A Case Study of Capitella teleta (Annelida: Capitellidae).

scientific article

DNA Taxonomy of Paranemertes (Nemertea: Hoplonemertea) with Spirally Fluted Stylets

scientific article published in December 2015

DNA barcoding supports identification of Malacobdella species (Nemertea: Hoplonemertea)

scientific article published on 10 January 2015

Delimiting the polymorphic congeners of the genus Oerstedia Quatrefages, 1864 (Nemertea, Hoplonemertea), and descriptions of three new species from the Northwest Pacific

scientific article published in 2024

Description and molecular phylogeny of a new species of Phoronis (Phoronida) from Japan, with a redescription of topotypes of P. ijimai Oka, 1897

scientific article

Description and phylogenetic relationships of a new genus of Planoceridae (Polycladida, Acotylea) from Shimoda, Japan

scholarly article published in 2021

Description and phylogenetic relationships of a new genus of sea cucumbers from Australia, with two new combinations (Holothuroidea, Stichopodidae)

scientific article published on 27 July 2019

Description of Mastobranchus uru sp. nov. (Annelida: Capitellidae) from Iriomote Island, Japan ⬇️

Description of Mediomastus opertaculeus sp. nov. (Annelida: Capitellidae) from Hokkaido, Northern Japan ⬇️

Description of Pericelis flavomarginata sp. nov. (Polycladida: Cotylea) and its predatory behavior on a scaleworm

scientific article published on 10 December 2020

Description of Tubulanus misakiensis sp. nov. (Nemertea: Palaeonemertea) from Sagami Bay, Japan

scholarly article published in 2022

Description of a New Species of the Marine Flatworm Prosthiostomum (Platyhelminthes: Polycladida) and its Three Known Congeners from Misaki, Japan, with Inference of Their Phylogenetic Positions within Prosthiostomidae ⬇️

scientific article published in December 2021

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

scientific article published on 27 June 2017

Description of a new species of Alloioplana (Polycladida: Stylochoplanidae) with an inference on its phylogenetic position in Leptoplanoidea ⬇️

scientific article published on 2 November 2021

Description of a new species of Paraplehnia (Polycladida, Stylochoidea) from Japan, with inference on the phylogenetic position of Plehniidae

scientific article published on 15 July 2019

Descriptions of two new species of Armatoplana (Polycladida: Stylochoplanidae) from the coasts of Japan, with their phylogenetic positions in Leptoplanoidea ⬇️

scientific article published on 30 August 2022

Designation of a neotype and redescription of Hesione reticulata von Marenzeller, 1879 from Japan (Annelida, Hesionidae)

scientific article (publication date: 17 February 2017)

Development of Laser Marking Fiber and Micro-Marking ⬇️

scholarly article

Disentangling ribbon worm relationships: multi-locus analysis supports traditional classification of the phylum Nemertea

article

Diurodrilus kunii sp. nov. (Annelida: Diurodrilidae) and a Molecular Phylogeny of the Genus

scientific article published on 01 June 2019

Effects of nefiracetam on cerebral adenylyl cyclase activity in rats with microsphere embolism-induced memory dysfunction

scientific article published on March 2003

Euborlasia Vaillant, 1890 (Nemertea: Pilidiophora) from Bocas del Toro: description of a new species, with comments on the systematics of the genus ⬇️

scientific article published on 25 August 2020

Exploring the basal topology of the heteronemertean tree of life: establishment of a new family, along with turbotaxonomy of Valenciniidae (Nemertea: Pilidiophora: Heteronemertea) ⬇️

scientific article published on 31 May 2022

First Record of Holothuria ( Cystipus ) dura (Echinodermata: Holothuroidea) from Japan, with Notes on Locomotion ⬇️

First Record of Parahubrechtia rayi (Nemertea: Palaeonemertea) from Japan

scientific article published on 23 August 2024

First Record of the Interstitial Annelid Pharyngocirrus uchidai (Annelida: Saccocirridae) from Korea, Confirmed by Topotypic DNA Barcoding Data from Japan ⬇️

scientific article published on 31 January 2019

First Report of the GenusGraphis(Gastropoda: Tofanellidae) in the Eastern South Pacific, with a Description of a New Species

article by Luis E. Chira Siadén et al published November 2017 in American Malacological Bulletin

First record of &lt;i&gt;Bulaceros porcellanus&lt;/i&gt; Newman &amp; Cannon, 1996 (Platyhelminthes, Polycladida, Cotylea) from Japanese waters, with a revision of the generic diagnosis based on morphology and molecular phylogeny

scientific article published in 2022

First record of Baseodiscus mexicanus (Bürger, 1893) (Nemertea: Heteronemertea) from Japanese waters ⬇️

scientific article published in August 2012

First record of Euborlasia nigrocincta Coe, 1940 (Nemertea: Heteronemertea) from the western Pacific ⬇️

First record of Stylostomum ellipse (Dalyell, 1853) (Platyhelminthes, Polycladida) from the Pacific Ocean ⬇️

First record of the decapod-egg predator Ovicides paralithodis (Nemertea, Carcinonemertidae) from the snow crab Chionoecetes opilio (Decapoda, Brachyura)

scientific article published in August 2022

Graveyards of Giant Pandas at the Bottom of the Sea? A Strange-Looking New Species of Colonial Ascidians in the Genus Clavelina (Tunicata: Ascidiacea)

scholarly article published in February 2024

Higher classification of the Monostilifera (Nemertea: Hoplonemertea)

scientific article

Highly toxic ribbon worm Cephalothrix simula containing tetrodotoxin in Hiroshima Bay, Hiroshima Prefecture, Japan

scientific article published on 20 February 2013

Histology-free Descriptions for Seven Species of Interstitial Ribbon Worms in the Genus Ototyphlonemertes (Nemertea: Monostilifera) from Vietnam ⬇️

Histology-free description and phylogenetics of Tetrastemma parallelos sp. nov. (Nemertea: Eumonostilifera) from Japan ⬇️

scientific article published on 18 August 2022

Hygrobates (Hygrobates) capillus sp. nov. (Arachnida: Acari: Hydrachnidia: Hygrobatidae) from South-central Honshu, Japan, with Records of Two Allied Species ⬇️

scientific article published in 2005

Immunoenzymatic visualization of tetrodotoxin (TTX) in Cephalothrix species (Nemertea: Anopla: Palaeonemertea: Cephalotrichidae) and Planocera reticulata (Platyhelminthes: Turbellaria: Polycladida: Planoceridae).

scientific article

JAMBIO Coastal Organism Joint Surveys reveals undiscovered biodiversity around Sagami Bay

Lacydoniidae (Annelida) Off the Coast of North-eastern Japan: A Description of <i>Lacydonia japonica</i> sp. nov

scientific article published on 10 July 2020

Lamispina miurai sp. nov. (Annelida: Flabelligeridae) from off Aomori, Japan ⬇️

scholarly article published in 2020

Leocratides (Annelida: Hesionidae) from the Pacific Coast of Middle Honshu, Japan, with a Description of Leocratides kimuraorum sp. nov. ⬇️

Lineid Heteronemerteans (Nemertea: Pilidiophora) from Sagami Bay, Japan, with Some Proposals for the Family-Level Classification System

scholarly article published in 2022

Magnesium oxide induces immunity against Fusarium wilt by triggering the jasmonic acid signaling pathway in tomato

scientific article published on 10 November 2020

Meiobenthic Polychaete <i>Dinophilus</i> sp. cf. <i>gyrociliatus</i> (Annelida: Dinophilidae) from Japan with SEM Observation and DNA Barcodes ⬇️

scientific article published on 17 September 2020

Molecular Phylogenetic Analysis of Acotylea (Platyhelminthes: Polycladida)

scientific article published on 01 June 2020

Molecular Phylogeny of Cypridoid Freshwater Ostracods (Crustacea: Ostracoda), Inferred from 18S and 28S rDNA Sequences

scientific article published in April 2016

Molecular Phylogeny of the Family Capitellidae (Annelida)

scientific article published on 01 October 2018

Molecular Phylogeny of the Genus Nipponnemertes (Nemertea: Monostilifera: Cratenemertidae) and Descriptions of 10 New Species, With Notes on Small Body Size in a Newly Discovered Clade ⬇️

Molecular Systematics and Morphological Analyses of the Subgenus Setihenricia (Echinodermata: Asteroidea: Henricia ) from Japan ⬇️

scientific article published on 25 July 2019

Molecular phylogeny of kinorhynchs

scientific article published on 27 February 2013

Molecular systematics of Tanaidacea (Crustacea: Peracarida) based on 18S sequence data, with an amendment of suborder/superfamily-level classification.

scientific article

Molecular systematics of the heteronemertean genus Dushia (Nemertea, Pilidiophora), with descriptions of D. wijnhoffae sp. nov. and D. nigra species complex comb. nov.

scientific article published in November 2019

Morphological and Molecular Characteristics of Two Species of the Genus Rhadinorhynchus (Palaeacanthocephala: Echinorhynchida) from the Western Pacific

scientific article published on 24 May 2024

Morphological and molecular diversity of rissoellids (Mollusca, Gastropoda, Heterobranchia) from the Northwest Pacific island of Hokkaido, Japan

scientific article published on 04 February 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

scientific article published on 5 June 2019

Nemertean taxonomy—Implementing changes in the higher ranks, dismissing Anopla and Enopla ⬇️

scientific article published in 2018

New Locality for the Deep-Sea Acorn Worm Quatuoralisia malakhovi (Hemichordata: Enteropneusta)

scholarly article

New annelid species from the deepest known whale-fall environment: Bathykermadeca thanatos sp. nov. (Annelida: Polynoidae)

scientific article published in 2018

New record of the hydrothermal vent-endemic polychaete Archinome jasoni Borda et al., 2013 (Annelida, Amphinomidae) from the Northwest Pacific ⬇️

New record of the monostiliferous hoplonemertean Gurjanovella littoralis Uschakov, 1926 from Japan (Nemertea, Hoplonemertea, Monostilifera) ⬇️

Occurrence and Molecular Barcode of the Freshwater Heteronemertean Apatronemertes albimaculosa (Nemertea: Pilidiophora) from Japan ⬇️

Occurrence of an unidentified harrimaniid acorn worm in the genus Stereobalanus (Hemichordata: Enteropneusta) from the Japan Trench hadal zone

scientific article published in 2023

Ototyphlonemertes dolichobasis sp. nov. (Nemertea: Hoplonemertea: Monostilifera: Ototyphlonemertidae), a New Species of Interstitial Nemertean from Japan ⬇️

scientific article published in 2007

Ovicides paralithodis (Nemertea, Carcinonemertidae), a new species of symbiotic egg predator of the red king crab Paralithodes camtschaticus (Tilesius, 1815) (Decapoda, Anomura).

scientific article

Paralytic toxicity in the ribbon worm Cephalothrix species (Nemertea) in Hiroshima Bay, Hiroshima Prefecture, Japan and the isolation of tetrodotoxin as a main component of its toxins

scientific article

Partial revision of Japanese Pectinariidae (Annelida: Polychaeta), including redescriptions of poorly known species

scientific article (publication date: 16 December 2014)

Phylogenetic Position of Arctotanais in the Suborder Tanaidomorpha (Peracarida: Tanaidacea)

scholarly article by Keiichi Kakui et al published 1 January 2012 in Journal of Crustacean Biology

Phylogenetic Position of the Queer, Backward-bent Entoproct Loxosoma axisadversum (Entoprocta: Solitaria: Loxosomatidae) ⬇️

Plant chitinase as a possible biocontrol agent for use instead of chemical fungicides

scientific article

Polychaete meets octopus: symbiotic relationship between Spathochaeta octopodis gen. et sp. nov. (Annelida: Chrysopetalidae) and Octopus sp. (Mollusca: Octopodidae)

scientific article published in 2019

Potamostoma shizunaiense gen. et sp. nov. (Nemertea: Hoplonemertea: Monostilifera): a New Brackish-Water Nemertean from Japan ⬇️

scientific article published on April 1, 2003

Pseudosphyrapus cuspidiger sp. nov. from the Nansei Islands, Japan, with a Supplementary Description of Kudinopasternakia balanorostrata Kakui, Kajihara and Mawatari, 2007 (Crustacea: Tanaidacea: Apseudomorpha: Sphyrapodidae)

scientific article

Rare endoparasitic Asteriomyzostomum (Annelida: Asteriomyzostomidae) from Japan, including three new species descriptions and their phylogenetic position within Myzostomida

scientific article published on 07 August 2017

Redescription and Taxonomic Reassessment of Nemertellina minuta Friedrich, 1935,sensuYamaoka, 1940 (Nemertea, Hoplonemertea, Monostilifera)

scientific article published in 2000

Redescription of Cerebratulus marginatus auct. (Nemertea: Pilidiophora) from Hokkaido, Japan, as a new species

scientific article published on 23 July 2020

Redescription of Scoliorhapis lindbergi comb. nov. (Echinodermata: Holothuroidea: Apodida: Chiridotidae), with Special Reference to the Ultrastructure of Sigmoid Bodies ⬇️

Remarkable biodiversity of flabelligerids in Japan: seven new species of <i>Diplocirrus</i> (Annelida: Flabelligeridae) from Japanese waters

scientific article

Resolving a 200-year-old taxonomic conundrum: neotype designation for Cephalothrix linearis (Nemertea: Palaeonemertea) based on a topotype from Bergen, Norway

scholarly article

Reversal of Precedence for Lineidae McIntosh, 1874 over Its Senior Synonyms Borlasiidae Diesing, 1862 and Nemertidae Ehrenberg, 1831 (Nemertea: Heteronemertea) ⬇️

scientific article published in January 2022

Reversible shifts between interstitial and epibenthic habitats in evolutionary history: Molecular phylogeny of the marine flatworm family Boniniidae (Platyhelminthes: Polycladida: Cotylea) with descriptions of two new species ⬇️

scientific article published on 23 November 2022

Sabellaria jeramae, a new species (Annelida: Polychaeta: Sabellariidae) from the shallow waters of Malaysia, with a note on the ecological traits of reefs

scientific article

Sea cucumbers of the genus Stichopus Brandt, 1835 (Holothuroidea, Stichopodidae) in Straits of Malacca with description of a new species

scientific article

Sea spiders of the genusNymphon(Arthropoda: Pycnogonida) from waters around the Nansei Islands, Japan

scholarly article by Yoshie Takahashi et al published June 2012 in Journal of Natural History

Sonnenemertes cantelli gen. et sp. nov. (Heteronemertea)—A new Oxypolella-like nemertean from the abyssal plain adjacent to the Kuril–Kamchatka Trench

scientific article published in January 2015

Special Issue: Proceedings of the 8th International Conference on Nemertean Biology

scientific article published in December 2015

Statistical Parsimony Networks and Species Assemblages in Cephalotrichid Nemerteans (Nemertea) ⬇️

scientific article published on September 21, 2010

Systematic position of the genus Metacanthocephalus Yamaguti, 1959 (Palaeacanthocephala: Echinorhynchida) inferred from molecular evidence, with a redescription of Metacanthocephalus ovicephalus (Zhukov, 1960)

scientific article published in 2023

Taxonomic Reappraisal of Lineus longifissus Auct. (Nemertea: Pilidiophora) from Japan for the First Time in 122 Years

scientific article published on 01 October 2020

Taxonomic identity of a tetrodotoxin-accumulating ribbon-worm Cephalothrix simula (Nemertea: Palaeonemertea): a species artificially introduced from the Pacific to Europe

scientific article

Taxonomy and phylogeny of Lineus torquatus and allies (Nemertea, Lineidae) with descriptions of a new genus and a new cryptic species

article by Alexei V. Chernyshev et al published 15 May 2017 in Systematics and Biodiversity

Testing the Species Status of the Chromodorid Nudibranch Goniobranchus aureopurpureus (Mollusca: Gastropoda)

scientific article published on 24 April 2024

The future of nemertean taxonomy (phylum Nemertea) - a proposal

scientific article published in 2016

Theama japonica sp. nov., an Interstitial Polyclad Flatworm Showing a Wide Distribution along Japanese Coasts ⬇️

scientific article published in 2023

Three New Species of Free-living Marine Nematodes (Nematoda: Enoplida) from Northern Japan ⬇️

Three Species of Ribbon Worms (Nemertea) from Cebu, the Philippines ⬇️

scholarly article published in 2020

Three species of Amphicorina (Annelida, Sabellida, Sabellidae) from Japan, with descriptions of two new species

scientific article

Trilobodrilus itoi sp. nov., with a Re-Description of T. nipponicus (Annelida: Dinophilidae) and a Molecular Phylogeny of the Genus.

scientific article

Tubulanus tamias sp. nov. (Nemertea: Palaeonemertea) with Two Different Types of Epidermal Eyes

scientific article published in December 2015

Two New Species of Zygonemertes (Nemertea : Enopla : Monostilifera) from Hokkaido, Japan ⬇️

scientific article published in 2002

Two kinorhynch species (Cyclorhagida, Echinoderidae, Echinoderes) show different distribution patterns across Tsugaru Strait, Northern Japan.

scientific article published in July 2014

Two new species of Mediomastus (Annelida, Capitellidae) from Tokyo Bay, Japan

scientific article

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

scientific article published in 2014

Two new species of the marine flatworm Pericelis (Platyhelminthes: Polycladida) from southwestern Japan with an amendment of the generic diagnosis based on phylogenetic inference

scientific article published in 2021

Usamaro Takakura (1867–1944), Japanese pioneer nemertean researcher

scientific article published in October 2004

Usamaro Takakura (1867–1944), Japanese pioneer nemertean researcher

scientific article published in April 2005

alpha-Tomatine, the major saponin in tomato, induces programmed cell death mediated by reactive oxygen species in the fungal pathogen Fusarium oxysporum

scientific article published on 15 June 2007

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