Aquatic Beetles & Bugs

Hayashi, M., Y. Kamite & N. Ogawa (2024) Revision of the Genus Grouvellinus Champion (Coleoptera: Elmidae) from Japan, with Descriptions of Two New Species. Japanese Journal of Systematic Entomology, 30 (2): 361–390.

Hayashi, M. , Y. Iwata & H. Yoshitomi (2024) Ochthebius lobatus Pu, 1958 from Japan (Coleoptera: Hydraenidae). Japanese Journal of Systematic Entomology, 30 (2): 333–335. 

Hayashi, M., T. Kobayashi, H. Yoshitomi and T. Sota (2024) Molecular phylogeny of old-world Dryopoidea beetles (Coleoptera: Polyphaga: Elateriformia) based on ultraconserved elements of DNA sequence data from Japanese taxa. Insect Systematics and Diversity, Volume 8, Issue 4, July 2024, 5, https://doi.org/10.1093/isd/ixae021

Hayashi, M. (2024) Two new species of Hydraena from Niigata Prefecture, Honshu, Japan (Coleoptera: Hydraenidae). Japanese Journal of Systematic Entomology, 30 (1): 32–42.

Hayashi, M. (2024) Scanning Electron Microscope Observation of Larva of Ectopria opaca (Kiesenwetter, 1874) (Coleoptera, Psephenidae). 

Elytra, New Series, 14 (1): 69–74.

Sugiura, S. and M. Hayashi (2024) Defenses of whirligig beetles against native and invasive frogs. PeerJ 12:e17214 https://doi.org/10.7717/peerj.17214

Watanabe, K. and M. Hayashi (2024) Description of the larva of Cybister lewisianus Sharp, 1873 (Coleoptera, Dytiscidae, Cybistrinae). ZooKeys, 1197: 137-152. https://zookeys.pensoft.net/article/119508/

Watanabe, K. and M. Hayashi (2023) A new species of Pseudovelia Hoberlandt, 1950 (Hemiptera: Heteroptera: Veliidae) from Honshu, Japan. Zootaxa 5239 (4): 551–562.

Hayashi, M., T. Iwata and H. Yoshitomi (2023) Revision of the family Haliplidae (Insecta, Coleoptera) in Japan. Zookeys, 1168: 267-294.

Watanabe, K., J. Nakajima and M. Hayashi (2023) Nagisavelia hikarui, a new genus and species of Mesoveliinae (Hemiptera: Heteroptera: Mesoveliidae) inhabiting shingle beaches in Japan. Zootaxa 5353 (5): 468–478. https://www.mapress.com/zt/article/view/zootaxa.5353.5.5

Iwata, T., M. Hayashi & H. Yoshitomi (2022) Revision of the Genus Zaitzevia (Coleoptera: Elmidae) of Japan. Japanese Journal of Systematic Entomology, 28 (1): 116–141.

Kuwabara, T. & M. Hayashi (2022) The complete aquatic life: Adaptation of Amphiops mater Sharp (Coleoptera: Hydrophilidae) to the water surface during the pupal stage. Entomological Science (2022) 25, e12507

Yoshitomi, H. and M. Hayashi (2021) New name for Stenelmis amamiensis (Satô, 1964) (Coleoptera: Elmidae). Japanese Journal of Systematic Entomology 27(2): 269.

Kobayashi, T., M. Hayashi, Y. Kamite and T. Sota (2021) Molecular phylogeny of Elmidae (Coleoptera: Byrrhoidea) with a focus on Japanese species: implications for intrafamilial classification. Systematic Entomology, 46: 870–886.

Hayashi, M. and H. Yoshitomi (2021) A New Species of Zaitzeviaria from Aichi Prefecture, Honshu, Japan (Coleoptera: Elmidae). Japanese Journal of Systematic Entomology, 27 (1): 43–51. 

Hayashi, M., J. Nakajima, K. Ishida, T. Kitano and H. Yoshotomi (2020) Species diversity of aquatic Hemiptera and Coleoptera in Japan. Japanese Journal of Systematic Entomology, 26 (2): 191-200.

Morimoto, R. and M. Hayashi (2020) Life cycle of an endangered riffle beetle, Leptelmis gracilis Sharp (Coleoptera: Elmidae), in the Hiikawa River system, Shimane prefecture, Japan. Entomological Scienece.

Hayashi, M. and Y. Kamite (2020) Description of larvae of Japanese Macronychini (Coleoptera: Elmidae: Elminae). Zootaxa, 4859 (2): 195–227. https://doi.org/10.11646/zootaxa.4859.2.2

Hayashi, M. and S. Sugiura (2020) Climbing rice plants above the waterline: escape of freshwater snails from underwater predation by snail-eating specialists. Biological Journal of the Linnean Society, 130(4): 751–755.  https://doi.org/10.1093/biolinnean/blaa087

Hayashi, M. and H. Yoshitomi (2020) A new species of Hydraena from Kagawa Prefecture, Shikoku, Japan (Coleoptera: Hydraenidae). Japanese Journal of Systematic Entomology, 26 (1): 99–105.

Yoshitomi, H. and M. Hayashi (2020) Unexpected discovery of a new Podonychus species in Kyushu, Japan (Coleoptera, Elmidae, Elminae, Macronychini). ZooKeys 933: 107–123.

Kamite, Y. and M. Hayashi (2019) A new species of the genus Hydrocassis Deyrolle & Fairmaire (Coleoptera, Hydrophilidae) from Yaku-shima Island, Japan, with notes on the Japanese members. Japanese Journal of Systematic Entomology, 25 (2): 169–178.

Nakajima, J., M. Hayashi, K. Ishida, T. Kitano & H. Yoshitomi (2020) Aquatic Coleoptera and Hemiptera of Japan. Bun-ichi Sogo Shuppan, Tokyo. (in Japanese)

Hayashi, M., Yoshitomi, H., Kamite, Y., Kobayashi, T. & Sota, T. (2019) Description of adults and larvae of Orientelmis parvula (Nomura & Baba, 1961) (Coleoptera: Elmidae) with their molecular phylogenetic analysis. Zootaxa, 4568(3), 483–500. 

Hayashi, M. & Sota, T. (2019) Physical gills in Elmidae (Coleoptera: Byrrhoidea): Structure and evolutionary pattern of plastron in Stenelmis and related genera. Entomological Science, 22(2), 157–160.

Hayashi, M. & Sota, T. (2019) Discovery of swimming larvae in Elmidae (Coleoptera: Byrrhoidea). Entomological Science, 22(1), 3–5.

Hayashi, M. and S. Ohba (2018) Mouth morphology of the diving beetle Hyphydrus japonicus (Dytiscidae: Hydroporinae) is specialized for predation on seed shrimps. Biological Journal of the Linnean Society, 125: 315―320. 

https://academic.oup.com/biolinnean/article/125/2/315/5074367

Watanabe, K., M. Hayashi and M. Kato (2017) Immature stages and reproductive ecology of Copelatus parallelus Zimmermann, 1920 (Coleoptera, Dytiscidae).  Elytra, Tokyo, New Series, 7 (2): 361–374.

Kamite, Y., H. Yoshitomi and M. Hayashi (2017) A remarkable new species of the genus Leptelmis Sharp from Amami-Ôshima, with redescription of the larva of Leptelmis gracilis Sharp (Coleoptera, Elmidae, Elminae). Elytra, Tokyo, New Series, 7 (2): 395–408. 

Hayashi, M. (2017) Endophallic structure of the Graphelmis shirahatai (Nomura) (Coleoptera, Elmidae, Elminae). Elytra, Tokyo (n. s.), 7(1): 123-125. 

Minoshima, Y. N., Y. Iwata, M. Fikacek and M. Hayashi (2017) Description of immature stages of Laccobius kunashiricus, with a key to genera of the Laccobiini based on larval characters (Coleoptera: Hydrophilidae). Acta Entomologica Musei Nationalis Pragae, 57(1): 97–119. 

Hayashi, M., Y. Kamite, T. Kobayashi and T. Sota (2016) Description of larvae of genera Stenelmis, Ordobrevia and Nomuraelmis (Coleoptera: Elmidae: Elminae) of Japan with their molecular taxonomy. Zootaxa, 4178 (4): 451–480. 

Minoshima, Y. N., Y. Iwata and M. Hayashi (2016) Egg-case and pupa of Enochrus (Methydrus) japonicus (Sharp) (Coleoptera: Hydrophilidae). The Coleopterists Bulletin, 70(3):562-565. 

Yoshitomi, H. and M. Hayashi (2016) A new species of the genus Nyholmia (Coleoptera: Scirtidae: Scirtinae) from Oki Isls., Japan. Japanese Journal of Systematic Entomology, 22 (1): 7–10. 

Minoshima, Y. and M. Hayashi (2015) Description of the larval stages of the berosine genera Berosus and Regimbartia based on the Japanese species B. japonicus and R. attenuata (Coleoptera: Hydrophilidae). Acta Entomologica Musei Nationalis Pragae, 55(1): 47–83. 

Hayashi, M. and H. Yoshitomi (2015) Endophallic structure of the genus Zaitzeviaria Nomura (Coleoptera, Elmidae, Elminae), with review of Japanese species. Elytra, Tokyo, New Series, 5(1): 67–96. 

Hayashi, M. and Y. Kamite (2015) Description of the larva of Stenelmis aritai M. Satô (Coleoptera, Elmidae). Japanese Journal of Sysytematic Entomology, 21(1): 111-119 

Hayashi, M. and H. Yoshitomi (2014) Taxonomic treatments of two Japanese elmid beetles, Stenelmis vulgaris Nomura and Leptelmis gracilis Sharp (Coleoptera: Elmidae), with descriptions of their larvae. Japanese Journal of Sysytematic Entomology, 20(2): 235–244. 

Minoshima, Y., M. Hayashi, N. Kobayashi and H. Yoshitomi (2013) Larval morphology and phylogenetic position of Horelophopsis hanseni Satô et Yoshitomi (Coleoptera, Hydrophilidae, Horelophopsinae). Systematic Entomology, 38(4): 708-722. 

Hayashi, M., S. D. Song and T. Sota (2013)  Patterns of hind-wing degeneration in Japanese riffle beetles (Coleoptera: Elmidae). Eur. J. Entomol. 110(4): 689–697. 

Hayashi, M. (2013) Descriptions of Larva and Pupa of Graphelmis shirahatai (Nomura) (Coleoptera, Elmidae). Elytra, Tokyo, New Series, 3 (1): 53–63. 

Yoshitomi, H. and M. Hayashi (2013) Revision of the genus Drupeus (Coleoptera, Ptilodactylidae, Cladotominae). Japanese Journal of Sysytematic Entomology, 19(1): 1-15. 

Minoshima, Y., Y. Iwata and M. Hayashi (2012) Morphology of the immature stages of Hydrochara libera (Sharp) (Coleoptera, Hydrophilidae). Elytra, N. S., 2(2): 285–302. 

Minoshima, Y. and M. Hayashi (2012) The first instar larva of Hydrobius pauper Sharp (Coleoptera, Hydrophilidae). Elytra, N. S., 2(2): 279–284. 

Minoshima, Y. and M. Hayashi (2012) Larval morphology of Amphiops mater mater Sharp (Coleoptera: Hydrophilidae: Chaetarthriini). Zootaxa, 3351: 47–59. 

Hayashi, M., S. D. Song and T. Sota (2012)  Molecular phylogeny and divergence time of the water penny genus Eubrianax (Coleoptera: Psephenidae) in Japan. Entomological Science, 15: 314–323. 

Minoshima, Y. and M. Hayashi (2011) Larval morphology of the genus Hydrocassis Fairmaire (Coleoptera: Hydrophilidae). Journal of Natural History, 45(45-46): 2757–2784. 

Hájek, J., H. Yoshitomi, M. Fikček, M. Hayashi and F.-L. Jia (2011) Two new species of Satonius Endrödy-Younga from China and notes on the wing polymorphism of S. kurosawai Satô (Coleoptera: Myxophaga: Torridincolidae). Zootaxa, 3016: 51–62. 

Minoshima, Y. and M. Hayashi (2011) Larval morphology of the Japanese species of the tribes Acidocerini, Hydrobiusini and Hydrophilini (Coleoptera: Hydrophilidae). Acta Entomologica Musei National Pragae, 51 (supplementum): 1-118. 

Hayashi, M. and T. Sota (2010) Identification of elmid larvae (Coleoptera: Elmidae) from Sanin District of Honshu, Japan, based on mitochondrial DNA sequencesens. Entomological Science, 13: 417–424. 

Kawakami, Y. and M. Hayashi (2010) A new distributional record of Enochrus (Lumetus) bicolor (Coleoptera, Hydrophilidae) from Osaka City, Honshu, Japan. Elytra, Tokyo, 38(1): 25-26. 

Yoshitomi, Y. and M. Hayashi (2009) Redescription of Cyphon patiens Klausnitzer based on the Japanese specimens. Biodiversity and Biogeography of the Kuril Islands and Sakhalin, 3: 79-81. 

Hayashi, M. (2009) Description of larva of Dryopomorphus yaku Yoshitomi et Sato with distributional and ecological notes on the Japanese members of the genus Dryopomorphus Hinton (Coleoptera: Elmidae). Entomological Review of Japan, 64(1): 41-50. 

Hayashi, M. (2009) Aquatic Hydrophilidae of Shimane Prefecture. Bulletin of the Hoshizaki Green Foundation, 12: 87-121. (In Japanese with English Abstract)

Hayashi, M. (2009) Studies on the Japanese members of Psephenidae. Bulletin of the Hoshizaki Green Foundation, 12: 35-85. (In Japanese with English Abstract)

Hayashi, M. (2009) Distributional records and ecological notes on aquatic Coleoptera of Shimane Prefecture, Part 3. Bulletin of the Hoshizaki Green Foundation, 12: 235-258. (In Japanese with English Abstract)

Hayashi, M. and T. Sota (2008) Discrimination of two Japanese water pennies, Eubrianax granicollis Lewis and E. ramicornis Kiesenwetter (Coleoptera: Psephenidae), based on laboratory rearing and molecular taxonomy. Entomological Science, 11(3): 349-357. 

Hayashi, M. and S. Nakamura (2008) Description of larva of Anchycteis brunneicornis (Lewis) (Coleoptera: Ptilodactylidae: Anchytarsinae) with key to genera of aquatic larva of Japanese Ptilodactylidae. Elytra, Tokyo, 36(2): 279-285.

Hayashi, M. and H. Kadowaki (2008) Records on aqutic Coleoptera from rivers in and around Mt. Daisen, Tottori Prefecture, Japan, Part 2. Bulletin of the Hoshizaki Green Foundation, 11: 269-285. (In Japanese with English Abstract)

Hayashi, M. (2008) Idetification and distributional records of the genus Coelostoma Brullé in Japan (Coleoptera: Hydorophilidae).  Bulletin of the Hoshizaki Green Foundation, 11: 93-102. (In Japanese with English Abstract)

Hayashi, M. (2008) Distributional records and ecological notes on aquatic Coleoptera of Shimane Prefecture, Part 2. Bulletin of the Hoshizaki Green Foundation, 11: 61-91. (In Japanese with English Abstract)

Hayashi, M. (2007) Ecological notes on the adult stage of Graphelmis shirahatai (Nomura) (Coleoptera, Elmidae). Elytra, Tokyo, 35(1): 102-107.

Hayashi, M. and H. Kadowaki (2007) Records on aqutic Coleoptera from rivers in and around Mt. Daisen, Tottori Prefecture, Japan. Bulletin of the Hoshizaki Green Foundation, 10: 149-168. (In Japanese with English Abstract)

Hayashi, M. (2007) Distributional records and ecological notes on aquatic Coleoptera of Shimane Prefecture. Bulletin of the Hoshizaki Green Foundation, 10: 77-113. (In Japanese with English Abstract)