Tomoyuki Komai

Tomoyuki Komai (born August 11, 1965 in Miyako, Iwate), Japanese carcinologist.

日本語: 駒井智幸

• Natural History Museum and Institute, Chiba, 955-2 Aoba-cho, Chuo-ku, Chiba 260-8682, Japan

Taxon names authored

(List may be incomplete)

• 82 taxon names authored by Tomoyuki Komai

Publications

(List may be incomplete)

1999

• Komai, T. 1999. Hermit crabs of the families Diogenidae and Paguridae (Crustacea: Decapoda: Anomura) collected during the Shinn’yo-maru cruise to the Ogasawara Islands and Torishima Island, oceanic islands in Japan. Journal of the Natural History Museum and Institute Chiba special issue 6: 1–66. Reference page. 

2002

• Komai, T. & Lemaitre, R. 2002. A new species of Bathypaguropsis Mclaughlin, 1994 from Japan, and redescription of B. kuroshioensis (Miyake, 1978) (Decapoda, Anomura, Paguridae). Crustaceana 75(3–4): 423–441. DOI: 10.1163/156854002760095499 Reference page. 

2004

• Komai, T. & Rahayu, D.L. 2004. Redescription Of Pagurus moluccensis Haig & Ball, 1988, With Description Of A New Species Of Pagurus From Indonesia, And Taxonomic Notes On The Pagurus anachoretus Group (Crustacea: Decapoda: Anomura: Paguridae). The Raffles Bulletin of Zoology 52(1): 183–200. DOI: 10.5281/zenodo.4618844 ResearchGate Reference page. 
• Komai, T. & Takeda, M. 2004. A new species of the hippolytid shrimp genus Lebbeus White, 1847 from Sagami-nada Sea, central Japan, and further records of two little-known species (Crustacea: Decapoda: Caridea). Bulletin of the National Museum of Nature and Science (A) 30(2): 77–86. Reference page. 
• Komai, T. & Takeda, M. 2004. Two New Deepwater Species of Hermit Crabs (Crustacea: Decapoda: Anomura: Paguroidea) from Japan. Bulletin of the National Museum of Nature and Science (A) 30(3): 113–127. Reference page. 
• Komai, T. & Rahayu, D.L. 2004. Redescription Of Pagurus moluccensis Haig & Ball, 1988, With Description Of A New Species Of Pagurus From Indonesia, And Taxonomic Notes On The Pagurus anachoretus Group (Crustacea: Decapoda: Anomura: Paguridae). The Raffles Bulletin of Zoology 52(1): 183–200. DOI: 10.5281/zenodo.4618844 ResearchGate Reference page. 

2005

• Komai, T. & Osawa, M. 2005. A new species of Trichopagurus de Saint Laurent (Crustacea: Decapoda: Anomura: Paguridae) from the Ryukyu and Yap Islands, and redescription of T. trichophthalmus (Forest). Zootaxa 801: 1–20. Abstract & excerpt Reference page. 
• Komai, T. & Takeda, M. 2005. First report of Cestopagurus Bouvier (Crustacea: Decapoda: Anomura: Paguridae) from the Pacific Ocean, and the description of a new species. Bulletin of the National Museum of Nature and Science (A) 31(3): 93–104. PDF. Reference page. 

2006

• Komai, T. & Osawa, M. 2006. A review of the Pagurixus boninensis species group, with descriptions of six new species (Crustacea: Decapoda: Anomura: Paguridae). Zootaxa 1214: 1–107. Abstract & excerpt Reference page. 

2007

• Komai, T. & Osawa, M. 2007. A new species of the hermit crab genus Pagurixus Melin (Crustacea: Decapoda: Anomura: Paguridae) from the Indo-West Pacific. The Raffles Bulletin of Zoology 55(1): 97–105. PDF. Reference page. 

2009

• Komai, T. 2009. A new species of the hermit crab genus Catapaguroides (Crustacea: Decapoda: Anomura: Paguridae) from shallow water in the Ryukyu Islands, Japan. Species Diversity 14(3): 197–205. Reference page. 
• Komai, T. & Okuno, J. 2009. Two new species of the hermit crab genus Pagurixus (Decapoda: Anomura: Paguridae) from the western Pacific. Bulletin of the National Museum of Nature and Science (A) Supplement, 3: 137–156. PDF. Reference page. 
• Komai, T. & Osawa, M. 2009. A new hermit crab species of the genus Catapagurus (Crustacea: Decapoda: Anomura: Paguridae) from the Ryukyu Islands, southern Japan. Zootaxa 2211: 57–68. Abstract & excerpt reference page 

2011

• Komai, T. 2011. Squat lobsters of the genus Munida (Crustacea: Decapoda: Anomura: Munididae) from the Ogasawara Islands, with descriptions of four new species. Memoirs of the National Museum of Nature and Science 47: 339–365. [not seen] Reference page. 
• Komai, T. 2011. A new species of the squat lobster genus Munida (Decapoda: Anomura: Galatheidae) from the North Pacific off Japan. Bulletin of the National Museum of Nature and Science (A) supplement (5): 101–108. PDF Reference page. 
• Komai, T. & Ng, P.K.L. 2011. A new genus for Psopheticus megalops Takeda, 1989 (Crustacea: Brachyura: Goneplacidae). Zootaxa 2934: 61–67. Preview Reference page. 

2012

• Komai, T. 2012. Squat lobsters of the genus Munida Leach, 1820 (Crustacea: Decapoda: Anomura: Munididae) from the Sagami Sea and Izu Islands, Central Japan, with descriptions of 10 new species. Natural history research 12(1): 1–69. PDF. Reference page. 
• Komai, T. & Anker, A. 2012. A distinctive new species of the alpheid genus Salmoneus Holthuis, 1955 (Crustacea: Decapoda: Caridea) from the northwestern Pacific. Zootaxa 3344: 60–68. Preview Reference page. 
• Komai, T. & Motoh, H. 2012. The identity of Pilumnus dofleini Balss, 1933 (Crustacea: Decapoda: Brachyura: Pilumnidae), with descriptions of three new species from the western Pacific. Zootaxa 3305(1): 1–27. DOI: 10.11646/zootaxa.3305.1.1 . PDF. Reference page. 
• Komai, T. & Ng, P.K.L. 2012. A new genus and new species of leucosiid crab (Crustacea: Decapoda: Brachyura) from coral reefs in the Indo-West Pacific. Zootaxa 3352: 40–50. Preview PDF. Reference page. 
• Komai, T., Ng, P.K.L., & Yamada, Y. 2012. A new genus and new species of chasmocarcinid crab (Decapoda, Brachyura, Goneplacoidea) from shallow waters in Japan. In: Komatsu, H., Okuno, J., Fukuoka, K. (eds.) Studies on Eumalacostraca: a homage to Masatsune Takeda. Crustaceana Monographs 17: 137-154. Koninklijke Brill, Leiden. ISBN 9789004202894. DOI: 10.1163/9789004202894_012 ResearchGate Reference page. 
• Komai, T. & Osawa, M. 2012. A new genus and new species of pagurid hermit crab (Crustacea: Decapoda: Anomura: Paguroidea) from a submarine cave in Kume Island, Ryukyu Islands. Zootaxa 3367: 145–154. Preview Reference page. 
• Komai, T. & Poupin, J. 2012. Two new species of shallow-water hermit crabs (Crustacea: Decapoda: Paguridae) from Mayotte, Comoro Islands, southwestern Indian Ocean. Zootaxa 3277: 56–68. Preview Reference page. 
• Komai, T., Reshmi, R. & Kumar, A.N.B. 2012. A new species of the hermit crab genus Ciliopagurus Forest (Crustacea: Decapoda: Anomura: Diogenidae) from southern India. Zootaxa 3266: 53–61. Preview Reference page. 
• Malay, M.C.(M.)D., Komai, T. & Chan, T.-Y. 2012. A new cryptic species in the “Calcinus anani Poupin & McLaughlin, 1998” species complex (Decapoda: Anomura: Diogenidae): evidence from colouration and molecular genetics. Zootaxa 3367: 165–175. Preview Reference page. 

2013

• Komai, T. 2013. A New Species of the Hippolytid Shrimp Genus Lebbeus (Crustacea: Decapoda: Caridea) from Lower Bathyal Zone in the Izu Islands,Central Japan. Natural history research 12(2): 81–89. PDF. Reference page. 
• Komai, T. 2013. Records of Four Species of the Pylochelid Hermit Crab Genus Trizocheles Forest, 1987 (Crustacea: Decapoda: Anomura) from the Sagami Sea and Izu Islands, Central Japan, with Descriptions of Three New Species. Natural history research 12(2): 91–112. PDF. Reference page. 
• Komai, T. 2013. Additional records of the pagurid hermit crab genus Trichopagurus de Saint Laurent, 1968 (Crustacea: Decapoda: Anomura), with description of a new species from the Philippines. Zootaxa 3670(2): 274–282. DOI: 10.11646/zootaxa.3670.2.10 Reference page. 
• Komai, T. & Ng, P.K.L. 2013. A new species of sesarmid crab of the genus Chiromantes (Crustacea: Decapoda: Brachyura) from the Ogasawara Islands, Japan. Zootaxa 3681(5): 539–551. DOI: 10.11646/zootaxa.3681.5.3 Reference page. 
• Komai, T. & Rahayu, D.L. 2013. A new species of the pagurid hermit crab genus Lophopagurus McLaughlin, 1981 (Crustacea: Decapoda: Anomura) from French Polynesia, and additional record of L. indonesiensis McLaughlin, 1997 from the Philippines. Zootaxa 3691(2): 240–252. DOI: 10.11646/zootaxa.3691.2.4 Reference page. 
• Komai, T. & Rahayu, D.L. 2013. Records of the hermit crab genus Pagurixus Melin, 1939 (Decapoda: Anomura: Paguridae) from shallow coral reefs in the Panglao Islands, the Philippines, with description of a new species. The Raffles Bulletin of Zoology 61(1): 133–141. PDF. Reference page. 
• Komai, T. & Rahayu, D.L. 2013. The hermit crab genus Catapaguroides A. Milne-Edwards & Bouvier, 1892 (Crustacea: Decapoda: Anomura: Paguridae) from the Bohol Sea, Philippines, with descriptions of eight new species. The Raffles Bulletin of Zoology 61(1): 143–188. PDF. Reference page. 
• Komai, T. & Rahayu, D.L. 2013. Two new species of Pylopaguropsis Alcock (Crustacea: Decapoda: Anomura: Paguridae) from the Philippines. The Raffles Bulletin of Zoology 61(2): 621–631. PDF. ResearchGate Reference page. 
• Komai, T. & Rahayu, D.L. 2013. Six new species of the hermit crab genus Decaphyllus de Saint Laurent, 1968 (Crustacea: Decapoda: Anomura: Paguridae) from the Bohol Sea, the Philippines, and the Ryukyu Islands, Japan. The Raffles Bulletin of Zoology 61(2): 589–620. PDF. ResearchGate Reference page. 
• Rahayu, D.L. & Komai, T. 2013. Two new species of Pseudopagurodes McLaughlin, 1997 (Crustacea, Decapoda, Anomura, Paguridae) from the Philippines. In: Ahyong, S.T., Chan, T–Y., Corbari, B., & Ng, P.K.L. (eds.) Tropical Deep-Sea Benthos. Volume 27. Mémoires du Muséum national d'Histoire naturelle 204: 423–435. Paris. ISBN 978-2-85653-692-6. Reference page. 

2014

• Komai, T. 2014. A new bathyal species of the squat lobster genus Munida Leach, 1820 (Crustacea: Decapoda: Anomura: Munididae) from Japan. Natural history research 13(1): 11–18. PDF. Reference page. 
• Komai, T. 2014. A New Species of the Hermit Crab Genus Catapaguroides A.Milne-Edwards and Bouvier,1892 (Crustacea: Decapoda: Anomura: Paguridae) from Sagami Bay, Japan. Natural history research 13(1): 1–9. PDF. Reference page. 
• Komai, T., Maenosono, T. & Fujita, Y. 2014. Two new species of ghost shrimp assigned to the genus Cheramus Spence Bate, 1888 (Crustacea: Decapoda: Axiidea: Callianassidae) from the Ryukyu Islands, Japan. Zootaxa 3895(4): 503–524. DOI: 10.11646/zootaxa.3895.4.3 Reference page. 
• Komai, T. & Minemizu, R. 2014. A new species of the pontoniine shrimp genus Eupontonia (Crustacea: Decapoda: Caridea: Palaemonidae) from the Ryukyu Islands, Japan. Zootaxa 3784(2): 171–178. DOI: 10.11646/zootaxa.3784.2.6 Reference page. 
• Komai, T. & Rahayu, D.L. 2014.New records and new species of the hermit crab genus Pagurus Fabricius, 1775 (Crustacea: Decapoda: Anomura: Paguridae) from the Philippines. The Raffles Bulletin of Zoology 62: 620–646. PDF. ResearchGate Reference page. 
• Komai, T., Tsuchida, S. & Clark, M.R. 2014. First record of the hermit crab genus Cestopagurus Bouvier, 1897 (Crustacea: Decapoda: Anomura: Paguridae) from the South Pacific Ocean and description of a new species. Zootaxa 3860(6): 580–588. DOI: 10.11646/zootaxa.3860.6.6 Reference page. 
• Yahagi, T., Watanabe, H., Kojima, S., Beedessee, G. & Komai, T. 2014. First record and a new species of Alvinocaris Williams & Chace, 1982 (Crustacea: Decapoda: Caridea: Alvinocarididae) from the Indian Ocean. Zootaxa 3893(1): 101–113. DOI: 10.11646/zootaxa.3893.1.4 Reference page. 

2015

• Hibino, M., Matsuzaki, K. & Komai, T. 2015. The occurrence of Pandalopsis spinosior Hanamura, Kohno & Sakaji, 2000 (Crustacea: Decapoda: Caridea: Pandalidae) in Hokkaido, northern Japan, and reassessment of its diagnostic characters. Zootaxa 4040(2): 204–214. DOI: 10.11646/zootaxa.4040.2.6. Preview (PDF) Reference page. 
• Komai, T. & Anker, A. 2015. Additional records of the laomediid mud-shrimp genus Naushonia Kingsley, 1897 (Crustacea: Decapoda: Gebiidea), with a revised identification key. Zootaxa 3974(3): 341–360. DOI: 10.11646/zootaxa.3974.3.3 Preview (PDF). Reference page. 
• Komai, T. & Yamada, Y. 2015. A new species of the palaemonid shrimp genus Palaemonella Dana, 1852 (Crustacea: Decapoda: Caridea) from Okinawa Island, Ryukyu Islands, Japan. Zootaxa 3964(3): 352–362. DOI: 10.11646/zootaxa.3964.3.4 Preview (PDF). Reference page. 
• Komai, T., Reshmi, R. & Biju Kumar, A. 2015. A new species of the hermit crab genus Paguristes Dana, 1851 (Crustacea: Decapoda: Anomura: Diogenidae) from southwestern India. Zootaxa 3937(3): 517–532. DOI: 10.11646/zootaxa.3937.3.5 Reference page. 
• Komai, T. 2015. A new species of the snapping shrimp genus Alpheus (Crustacea: Decapoda: Caridea: Alpheidae) from Japan, associated with the innkeeper worm Ikedosoma elegans (Annelida: Echiura: Echiuridae). Zootaxa 4058(1): 101–111. DOI: 10.11646/zootaxa.4058.1.5. Preview (PDF) Reference page. 
• Komai, T. 2015. A new genus and new species of Paguridae (Crustacea: Decapoda: Anomura) from shallow subtidal waters in Okinawa Island, the Ryukyu Islands, Japan. Zootaxa 3918(2): 250–260. DOI: 10.11646/zootaxa.3918.2.6 Reference page. 
• Komai, T. 2015. Reinstatement and redescription of Lebbeus armatus (Owen, 1839), long synonymized with L. groenlandicus (Fabricius, 1775), and description of one new species from the southwestern Sea of Okhotsk, Hokkaido, Japan (Crustacea: Decapoda: Caridea: Thoridae). Zootaxa 3905(4): 451–473. DOI: 10.11646/zootaxa.3905.4.1 Reference page. 
• Komai, T., Okuno, J. & Minemizu, R. 2015. New records of two species of the coral reef shrimp genus Thor Kingsley, 1878 (Crustacea: Decapoda: Thoridae) from the Ryukyu Islands, Japan. Zootaxa 4013(3): 399–412. DOI: 10.11646/zootaxa.4013.3.4. Preview (PDF) Reference page. 
• Komai, T., Saito, Y. & Myorin, E. 2015. A new species of the hermit crab genus Pagurus Fabricius, 1775 (Crustacea: Decapoda: Anomura: Paguridae) from shallow coastal waters in Japan, with a checklist of the East Asian species of the genus. Zootaxa 3918(2): 224–238. DOI: 10.11646/zootaxa.3918.2.4 Reference page. 
• Komai, T., Yamada, Y. & Yunokawa, K. 2015. A new cave-dwelling species of the alpheid shrimp genus Salmoneus Holthuis, 1955 (Crustacea: Decapoda: Caridea) from the Ryukyu Islands, southern Japan. Zootaxa 4028(3): 413–420. DOI: 10.11646/zootaxa.4028.3.6. Preview (PDF) Reference page. 
• Anker, A., Komai, T. & Marin, I.N. 2015. A new echiuran-associated snapping shrimp (Crustacea: Decapoda: Alpheidae) from the Indo-West Pacific. Zootaxa 3914(4): 441–455. DOI: 10.11646/zootaxa.3914.4.4 Reference page. 

2016

• Anker, A., Marin, I.N., Pachelle, P.P.G. & Komai, T. 2016. Redescription of Alpheus vladivostokiensis (Vinogradov, 1950), a large and conspicuous snapping shrimp from the northern Sea of Japan (Decapoda: Caridea: Alpheidae). Zootaxa 4127(1): 171–184. DOI: 10.11646/zootaxa.4127.1.10. Reference page. 
• Han, Y-Y., Komai, T. & Sha, Z-L. 2016. A new species of the hermit crab genus Alainopaguroides McLaughlin, 1997 (Crustacea: Decapoda: Anomura: Paguridae) from the South China Sea. Zootaxa 4173(6): 569–576. DOI: 10.11646/zootaxa.4173.6.4. Reference page. 
• Komai, T. 2016. Reappraisal of the two axiid genera Manaxius Kensley, 2003 and Calaxidium Sakai, 2014, and description of a new species of Calaxius Sakai & de Saint Laurent, 1989 from French Polynesia, Southwest Pacific (Crustacea: Decapoda: Axiidea). Zootaxa 4098(3): 498–510. DOI: 10.11646/zootaxa.4098.3.4.Reference page. 
• Komai, T. & Chan, T-Y. 2016. “Symmetrical” hermit crabs of the family Pylochelidae (Crustacea: Decapoda: Anomura) collected by the “BIOPAPUA” and “PAPUA NIUGINI” expeditions in the Papua New Guinea, with descriptions of two new species. Zootaxa 4088(3): 301–328. DOI: 10.11646/zootaxa.4088.3.1.Reference page. 
• Komai, T., De Grave, S. & Saito, T. 2016. Two new species of the stenopodidean shrimp genus Spongiocaris Bruce & Baba, 1973 (Crustacea: Decapoda: Spongicolidae) from the Indo-West Pacific. Zootaxa 4111(4): 421–447. DOI: 10.11646/zootaxa.4111.4.5. Reference page. 
• Komai, T. & Higashiji, T. 2016. New records of the squat lobster genus Munida Leach, 1820 (Crustacea: Decapoda: Anomura: Munididae) from deep-water off Okinawa Islands, Ryukyu Islands, Japan, with description of a new species. Zootaxa 4109(5): 542–554. DOI: 10.11646/zootaxa.4109.5.3. Reference page. 
• Komai, T. & Matsuzaki, K. 2016. Two deep-sea decapod crustaceans collected off eastern Hokkaido, Japan: Sclerocrangon rex n. sp. (Caridea: Crangonidae) and Munidopsis verrilli Benedict, 1902 (Anomura: Munidopsidae). Zootaxa 4162(1): 92–106. DOI: 10.11646/zootaxa.4162.1.4. Reference page. 
• Komai, T., Matsuzaki, K. & Hibino, M. 2016. Rediscovery and redescription of a deep-sea shrimp Lebbeus longidactylus (Kobjakova, 1936) (Crustacea: Decapoda: Caridea: Thoridae) based on material from the Nemuro Strait, southwestern Sea of Okhotsk. Zootaxa 4175(4): 390–400. DOI: 10.11646/zootaxa.4175.4.8. Reference page. 
• Komai, T. & Poore, G.C.B. 2016. Resurrection of Rhynchoplax Stimpson, 1858, with the description of two new species from Japan and Australia (Crustacea: Decapoda: Brachyura: Hymenosomatidae). Zootaxa 4093(4): 515–524. DOI: 10.11646/zootaxa.4093.4.3.Reference page. 
• Komai, T., Menot, L. & Segonzac, M. 2016. New records of caridean shrimp (Crustacea: Decapoda) from hydrothermally influenced fields off Futuna Island, Southwest Pacific, with description of a new species assigned to the genus Alvinocaridinides Komai & Chan, 2010 (Alvinocarididae). Zootaxa 4098(2): 298–310. DOI: 10.11646/zootaxa.4098.2.5.Reference page. 
• Poore, G.C.B., Guinot, D., Komai, T. & Naruse, T. 2016. Reappraisal of species attributed to Halicarcinus White, 1846 (Crustacea: Decapoda: Brachyura: Hymenosomatidae) with diagnosis of four new genera and one new species from New Ireland, Papua New Guinea. Zootaxa 4093(4): 480–514. DOI: 10.11646/zootaxa.4093.4.2.Reference page. 
• Wang, T-W., Komai, T., Chen, C-L. & Chan, T-Y. 2016. Globospongicola jiaolongi Jiang, Kou & Li, 2015, a junior subjective synonym of G. spinulatus Komai & Saito, 2006 (Crustacea: Decapoda: Stenopodidea: Spongicolidae). Zootaxa 4072(5): 579–584. DOI: 10.11646/zootaxa.4072.5.5. Reference page. 

2017

• Chan, T-Y. & Komai, T. 2017. A new shrimp species of the genus Lebbeus White, 1847 (Crustacea: Deacpoda: Caridea: Thoridae) from a deep-sea cold seep site off southwestern Taiwan. Zootaxa 4238(3): 426–432. DOI: 10.11646/zootaxa.4238.3.9. Reference page. 
• Komai, T. 2017. Gebiacantha sagamiensis, a new species of upogebiid shrimp (Crustacea: Decapoda: Gebiidea) from Sagami Bay, central Japan. Zootaxa 4263(3): 578–586. DOI: 10.11646/zootaxa.4263.3.9. Reference page. 
• Komai, T. 2017. Enneophyllus ecarina, a new species of scaphopod shell dwelling hermit crab (Crustacea: Decapoda: Anomura: Paguridae) from deep-sea off the Ryukyu Islands, southern Japan. Zootaxa 4269(4): 593–600. DOI: 10.11646/zootaxa.4269.4.12 Reference page. 
• Komai, T. 2017. Redescription of the pagurid hermit crab Catapaguroides fragilis (Melin, 1939) and descriptions of two new species from deep-sea off the Ryukyu Islands, Japan (Crustacea: Decapoda: Anomura). Zootaxa 4273(2): 235–257. DOI: 10.11646/zootaxa.4273.2.5. Reference page. 
• Komai, T. 2017. Gilvossius chichijimaensis Sakai, 2015 (Crustacea: Decapoda: Axiidea: Callianassidae), a junior subjective synonym of Paratrypaea bouvieri (Nobili, 1904). Zootaxa 4291(2): 391–395. DOI: 10.11646/zootaxa.4291.2.11. Reference page. 
• Komai, T. & Chan, T-Y. 2017. Redescriptions of two poorly known deep-sea shrimps (Crustacea: Decapoda: Caridea: Pasiphaeidae and Glyphocrangonidae) from the Andaman Sea, eastern Indian Ocean. Zootaxa 4303(1): 73–87. DOI: 10.11646/zootaxa.4303.1.4. Reference page. 
• Komai, T. & Kohtsuka, H. 2017. A new deep-sea species of the caridean genus Bresilia Calman, 1896 (Crustacea: Decapoda: Bresiliidae) from Sagami Bay, central Japan. Zootaxa 4299(3): 405–414. DOI: 10.11646/zootaxa.4299.3.6. Reference page. 
• Komai, T., Marin, I. & Kakui, K. 2017. Rediscovery and redescription of the abyssal squat lobster Munidopsis petalorhyncha Baba, 2005 (Crustacea: Decapoda: Munidopsidae) from the Northwest Pacific. Zootaxa 4226(1): 93–102. DOI: 10.11646/zootaxa.4226.1.4. Reference page. 
• Ng, P.K.L., Komai, T. & Sato, T. 2017. On the trail of a Japanese “ghost species”—the identity of Goniopugettia tanakae Sakai, 1986, and the establishment of a new genus for Pugettia sagamiensis Gordon, 1930 (Decapoda, Brachyura, Epialtidae). Crustacean Research 46(0): 133–152. PDF. ResearchGate Reference page. 

2018

• Komai, T. 2018. A new species of the alpheid shrimp genus Thuylamea Nguyên, 2001 (Crustacea: Decapoda: Caridea) from Yatsushiro Sea, Kyushu, Japan. Zootaxa 4378(3): 387–396. DOI: 10.11646/zootaxa.4378.3.7 Reference page. 
• Komai, T., Chen, C. & Watanabe, H.K. 2018. Two new species of the crangonid genus Metacrangon Zarenkov, 1965 (Crustacea: Decapoda: Caridea) from the Okinawa Trough, Japan. Zootaxa 4410(1): 97–112. DOI: 10.11646/zootaxa.4410.1.5 Reference page. 
• Komai, T. & Fujita, Y. 2018. A new genus and new species of alpheid shrimp from a marine cave in the Ryukyu Islands, Japan, with additional record of Salmoneus antricola Komai, Yamada & Yunokawa, 2015 (Crustacea: Decapoda: Caridea). Zootaxa 4369(4): 575–586. DOI: 10.11646/zootaxa.4369.4.7 Reference page. 
• Komai, T. & Fujita, Y. 2018. A new genus and new species assigned to Macrophthalmidae (Decapoda: Brachyura: Thoracotremata) from the Ryukyu Islands, Japan. Zootaxa 4531(1): 109–116. DOI: 10.11646/zootaxa.4531.1.5 Reference page. 
• Komai, T. & Ohtomi, J. 2018. A new deep-sea species of the snapping shrimp genus Alpheus Fabricius, 1798 (Decapoda: Caridea: Alpheidae) from Kagoshima Bay, Japan. Zootaxa 4434(1): 99–110. DOI: 10.11646/zootaxa.4434.1.6 Reference page. 
• Komai, T., Ohtsuka, S., Yamaguchi, S. & Nakaguchi, K. 2018. New records of six deep-sea caridean shrimps (Crustacea: Decapoda) from the Ryukyu Islands and its adjacent waters, southwestern Japan. Zootaxa 4457(1): 114–128. DOI: 10.11646/zootaxa.4457.1.5 Reference page. 
• Komai, T., Ravinesh, R. & Biju Kumar, A. 2018. A new species of the hermit crab genus Diogenes Dana, 1851 (Decapoda: Anomura: Diogenidae) from southern India. Zootaxa 4504(2): 243–252. DOI: 10.11646/zootaxa.4504.2.5 Reference page. 
• Lemaitre, R., Rahayu, D.L. & Komai, T. 2018. A revision of “blanket-hermit crabs” of the genus Paguropsis Henderson, 1888, with the description of a new genus and five new species (Crustacea, Anomura, Diogenidae). ZooKeys 752: 17–97. DOI: 10.3897/zookeys.752.23712 ResearchGate . PDF Reference page. 
• Landschoff, J., Komai, T., du Plessis, A., Gouws,G., Griffiths, C.L. 2018. MicroCT imaging applied to description of a new species of Pagurus Fabricius, 1775 (Crustacea: Decapoda: Anomura: Paguridae), with selection of three-dimensional type data. PLoS ONE. 13(9): e0203107. DOI: 10.1371/journal.pone.0203107 Reference page. 
• Sepahvand, V., Komai, T., Momtazi, F. & Shahabi, S. 2018. A new species of the ghost shrimp genus Neocallichirus Sakai, 1988 from Iran, and new record of N. manningi Kazmi & Kazmi, 1992 (Decapoda: Axiidea: Callianassidae). Zootaxa 4527(2): 239–254. DOI: 10.11646/zootaxa.4527.2.5 Reference page. 

2019

• Katogi, Y., Chiba, S., Yokoyama, K. , Hatakeyama, M., Shirai, S.M. & Komai, T. 2019. A new freshwater shrimp species of the genus Palaemon Weber, 1795 (Decapoda: Caridea: Palaemonidae) from northeastern Japan. Zootaxa 4576(2): 239–256. DOI: 10.11646/zootaxa.4576.2.2 Reference page. 
• Komai, T., Chakraborty, R.D., Paramasivam, P. & Gidda, M. 2019. A new species of the deep-sea squat lobster genus Eumunida Smith, 1883 (Decapoda: Anomura: Eumunididae) from the Arabian Sea off southwestern India. Zootaxa 4590(4): 440–456. DOI: 10.11646/zootaxa.4590.4.2 Reference page. 
• Komai, T., Chan, T-Y. & De Grave, S. 2019. Establishment of a new shrimp family Chlorotocellidae for four genera previously assigned to Pandalidae (Decapoda, Caridea, Pandaloidea). Zoosystematics and Evolution 95(2): 391–402. DOI: 10.3897/zse.95.35999 Reference page. 
• Komai, T. & Fujita, Y. 2019. A new species of the mud shrimp genus Axianassa Schmitt, 1924 (Decapoda: Gebiidea: Laomediidae) from the Ryukyu Islands, southern Japan. Zootaxa 4658(3): 452–460. DOI: 10.11646/zootaxa.4658.3.2 Reference page. 
• Komai, T. & Hibino, M. 2019. Three new species of the pandalid shrimp genus Pandalopsis Spence Bate, 1888 (Crustacea: Decapoda: Caridea) from the southwestern Sea of Okhotsk, with supplemental note on P. glabra Kobjakova, 1936. Zootaxa 4545(1): 1–31. DOI: 10.11646/zootaxa.4545.1.1 Reference page. 
• Komai, T., Shimetsugu, M. & Ng, P.K.L. 2019. Redescription and new records of a poorly known leucosiid crab, Pseudophilyra punctulata Chen & Ng, 2003, and description of a new species of Pseudophilyra from Japan (Crustacea: Decapoda: Brachyura). Zootaxa 4550(2): 251–267. DOI: 10.11646/zootaxa.4550.2.6 pdf Reference page. 
• Komai, T., Reshmi, R., Rahayu, D.L. & Biju Kumar, A. 2019. Redescription of the little known hermit crab, Clibanarius clibanarius (Herbst, 1791) (Decapoda: Anomura: Diogenidae), based on material from southern India and type material. Zootaxa 4555(3): 372–384. DOI: 10.11646/zootaxa.4555.3.6 Reference page. 
• Komai, T., Yokooka, H., Henmi, Y. & Itani, G. 2019. A new genus for “Neocallichirus” grandis Karasawa & Goda, 1996, a ghost shrimp species (Decapoda: Axiidea: Callianassidae) heretofore known only by fossil materials. Zootaxa 4604(3): 461–481. DOI: 10.11646/zootaxa.4604.3.4 Reference page. 

2020

• Komai, T., Kawai, K. & Ng, P.K.L. 2020. On the identity of the poorly known pea crab, Pinnothera obesa Dana, 1852, and description of a new species of Arcotheres Manning, 1993 from the Southwest Pacific (Decapoda: Brachyura: Pinnotheridae). Zootaxa 4822(2): 221–247. DOI: 10.11646/zootaxa.4822.2.5 Reference page. 
• Komai, T. & Yoshida, R. 2020. A new species of the hermit crab genus Diogenes Dana, 1851 (Decapoda: Anomura: Diogenidae) from shallow coastal waters in Japan. Zootaxa 4722(6): 571–582. DOI: 10.11646/zootaxa.4722.6.4 Reference page. 
• Komai, T., Ravinesh, R., Riyas, A. & Kumar, A.B. 2020. New records of two sponge-associated species of Upogebia Leach, 1814 from southern India (Decapoda: Gebiidea: Upogebiidae): U. hexaceras (Ortmann, 1894) and U. nithyanandan (Sakai, Türkay & Al Aidaroos, 2015) resurrected from the synonymy of U. balmaorum Ngoc-Ho, 1990. Zootaxa 4747(3): 477–494. DOI: 10.11646/zootaxa.4747.3.3 Reference page. 

2021

• Komai, T. & Rahayu, D.L. 2021. Three new species of the pagurid hermit crab genus Catapagurus A.Milne-Edwards, 1880 (Decapoda: Anomura: Paguroidea) from the Bohol Sea, the Philippines. The Raffles Bulletin of Zoology 69: 156–174. PDF. Reference page. 
• Komai, T., Rahayu, D.L. & Fujita, Y. 2021. Hermit crabs of the family Paguridae (Crustacea: Decapoda: Anomura) from Christmas and Cocos (Keeling) Islands, Indian Ocean Territory of Australia, with descriptions of three new species and reappraisal of the genus Kumepagurus Komai & Osawa, 2012. The Raffles Bulletin of Zoology 69: 378–402. PDF. ResearchGate Reference page.