{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,5]],"date-time":"2026-05-05T10:05:04Z","timestamp":1777975504103,"version":"3.51.4"},"reference-count":24,"publisher":"Pensoft Publishers","license":[{"start":{"date-parts":[[2020,5,18]],"date-time":"2020-05-18T00:00:00Z","timestamp":1589760000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["ZK"],"abstract":"<jats:p><jats:italic>Podonychus gyobu<\/jats:italic><jats:bold>sp. nov.<\/jats:bold>, a second species of the genus<jats:italic>Podonychus<\/jats:italic>J\u00e4ch &amp;amp; Kodada, 1997, hitherto known only from Indonesia, is described from Kyushu, Japan. This new species is similar to<jats:italic>P. sagittarius<\/jats:italic>J\u00e4ch &amp;amp; Kodada, 1997, but differs from it in the straight penis, arcuate 2<jats:sup>nd<\/jats:sup>labial palpomere, and in the 3<jats:sup>rd<\/jats:sup>antennomere being longer than wide. The endophallic structures and the larva of<jats:italic>P. gyobu<\/jats:italic><jats:bold>sp. nov.<\/jats:bold>are described. A character matrix of the Macronychini genera and a key to the Japanese genera are provided.<\/jats:p>","DOI":"10.3897\/zookeys.933.48771","type":"journal-article","created":{"date-parts":[[2020,5,19]],"date-time":"2020-05-19T11:03:19Z","timestamp":1589886199000},"page":"107-123","source":"Crossref","is-referenced-by-count":2,"title":["Unexpected discovery of a new Podonychus species in Kyushu, Japan (Coleoptera, Elmidae, Elminae, Macronychini)"],"prefix":"10.3897","volume":"933","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-8416-9249","authenticated-orcid":true,"given":"Hiroyuki","family":"Yoshitomi","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3708-9005","authenticated-orcid":true,"given":"Masakazu","family":"Hayashi","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"2258","published-online":{"date-parts":[[2020,5,18]]},"reference":[{"key":"48771_B1","doi-asserted-by":"publisher","DOI":"10.1649\/0010-065X-68.2.263"},{"issue":"1","key":"48771_B2","first-page":"41","article-title":"Description of larva of Dryopomorphus yaku Yoshitomi et Sat\u00f4 with distributional and ecological notes on the Japanese members of the genus Dryopomorphus Hinton (Coleoptera: Elmidae).","volume":"64","author":"Hayashi","year":"2009","journal-title":"Entomological Review of Japan"},{"issue":"1","key":"48771_B3","first-page":"53","article-title":"Descriptions of larva and pupa of Graphelmis shirahatai (Nomura) (Coleoptera, Elmidae).","volume":"3","author":"Hayashi","year":"2013","journal-title":"Elytra, new series"},{"key":"48771_B4","doi-asserted-by":"publisher","DOI":"10.11646\/zootaxa.4178.4.1"},{"key":"48771_B5","doi-asserted-by":"publisher","DOI":"10.1111\/j.1479-8298.2010.00404.x"},{"key":"48771_B6","first-page":"143","article-title":"Description of larva of Neoriohelmis kurosawai Nomura (Coleoptera, Elmidae).","volume":"18","author":"Hayashi","year":"2015","journal-title":"Bulletin of the Hoshizaki Green Foundation"},{"key":"48771_B7","doi-asserted-by":"publisher","DOI":"10.1111\/ens.12333"},{"issue":"2","key":"48771_B8","first-page":"235","article-title":"Taxonomic treatments of two Japanese elmid beetles, Stenelmis vulgaris Nomura and Leptelmis gracilis Sharp (Coleoptera: Elmidae), with descriptions of their larvae.","volume":"20","author":"Hayashi","year":"2014","journal-title":"Japanese Journal of systematic Entomology"},{"issue":"1","key":"48771_B9","first-page":"67","article-title":"Endophallic structure of the genus Zaitzeviaria Nomura (Coleoptera, Elmidae, Elminae), with revision of Japanese species.","volume":"5","author":"Hayashi","year":"2015","journal-title":"Elytra, new series"},{"key":"48771_B10","doi-asserted-by":"publisher","DOI":"10.11646\/zootaxa.4568.3.4"},{"key":"48771_B11","author":"J\u00e4ch","year":"1995","journal-title":"Elmidae: 2. Notes on Macronychini, with description of four new genera from China. In: J\u00e4ch MA, Ji L (Eds) Water Beetles of China (Vol. I)."},{"key":"48771_B12","first-page":"179","article-title":"Description of two new riffle beetle genera from Peninsular Malaysia (Coleoptera: Elmidae).","volume":"66","author":"J\u00e4ch","year":"1996","journal-title":"Koleopterologische Rundschau"},{"key":"48771_B13","first-page":"207","article-title":"Description of two new genera of Macronychini: Aulacosolus and Nesonychus (Coleoptera: Elmidae).","volume":"67","author":"J\u00e4ch","year":"1997","journal-title":"Koleopterologische Rundschau"},{"key":"48771_B14","first-page":"399","article-title":"Three new riffle beetle genera from Borneo: Homalosolus, Loxostirus and Rhopalonychus (Insecta: Coleoptera: Elmidae). Annalen des Naturhistorischen Museums in Wien.","volume":"98","author":"J\u00e4ch","year":"1996a","journal-title":"Serie B f\u00fcr Botanik und Zoologie"},{"issue":"2","key":"48771_B15","first-page":"93","article-title":"Graphosolus gen. nov. from southeast Asia (Coleoptera: Elmidae).","volume":"27","author":"J\u00e4ch","year":"1996b","journal-title":"Entomological Problems"},{"issue":"1","key":"48771_B16","first-page":"9","article-title":"Prionosolus and Podonychus, two new genera of Macronychini (Coleoptera: Elmidae).","volume":"28","author":"J\u00e4ch","year":"1997","journal-title":"Entomological Problems"},{"key":"48771_B17","doi-asserted-by":"publisher","DOI":"10.1163\/9789004291775"},{"key":"48771_B18","first-page":"197","article-title":"Revision of the genus Optioservus Sanderson, 1953, part 2: The O. maculatus species group (Coleoptera: Elmidae).","volume":"85","author":"Kamite","year":"2015","journal-title":"Koleopterologische Rundschau"},{"key":"48771_B19","first-page":"6","article-title":"Check list of the Japanese Elmidae, with taxonomic notes.","volume":"29","author":"Kamite","year":"2018","journal-title":"Sayabane, new series"},{"key":"48771_B20","doi-asserted-by":"publisher","DOI":"10.5962\/bhl.part.80212"},{"key":"48771_B21","author":"Kodada","year":"2005","journal-title":"Elmidae. In: Beutel RG, Leschen RAB (Eds) Handbook of Zoology (Vol. IV Part 38), Coleoptera, Beetles (Vol. 1). Morphology and Systematics (Archostemata, Adephaga, Myxophaga, Polyphaga partim)."},{"issue":"1","key":"48771_B22","doi-asserted-by":"crossref","first-page":"131","DOI":"10.11646\/zootaxa.4268.1.8","article-title":"Vietelmis jablonskii, a new species of riffle beetle from Laos and Thailand and new faunistic records on Vietelmis Del\u00e8ve, 1968 from Malaysia (Coleoptera: Elmidae).","volume":"4268","author":"Kodada","year":"2017","journal-title":"Zootaxa"},{"key":"48771_B23","author":"Nakajima","year":"2020","journal-title":"Aquatic Coleoptera and Hemiptera of Japan."},{"key":"48771_B24","first-page":"455","article-title":"A revision of the genus Dryopomorphus (Coleoptera, Elmidae) of Japan.","volume":"33","author":"Yoshitomi","year":"2005","journal-title":"Elytra"}],"container-title":["ZooKeys"],"original-title":[],"link":[{"URL":"https:\/\/zookeys.pensoft.net\/article\/48771\/download\/pdf\/","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/zookeys.pensoft.net\/article\/48771\/download\/xml\/","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/zookeys.pensoft.net\/article_preview.php?id=48771&skip_redirect=1","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,10,24]],"date-time":"2022-10-24T06:12:10Z","timestamp":1666591930000},"score":1,"resource":{"primary":{"URL":"https:\/\/zookeys.pensoft.net\/article\/48771\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,5,18]]},"references-count":24,"URL":"https:\/\/doi.org\/10.3897\/zookeys.933.48771","relation":{},"ISSN":["1313-2970","1313-2989"],"issn-type":[{"value":"1313-2970","type":"electronic"},{"value":"1313-2989","type":"print"}],"subject":[],"published":{"date-parts":[[2020,5,18]]}}}