507 lines
53 KiB
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507 lines
53 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.933.48771" ID-GBIF-Dataset="9a88bc4b-c94c-43a5-bf2d-cee7899b214d" ID-PMC="PMC7248134" ID-Pensoft-Pub="1313-2970-933-107" ID-Pensoft-UUID="23A65AB3B8CB54D0B9196D946C879FF9" ID-PubMed="32508491" ID-ZooBank="AF5FAEDE580A470DA2BC299A9B163E2D" ModsDocID="1313-2970-933-107" checkinTime="1589853479150" checkinUser="pensoft" docAuthor="Yoshitomi, Hiroyuki & Hayashi, Masakazu" docDate="2020" docId="3A0E5C0D67F6556FA246736245938085" docLanguage="en" docName="ZooKeys 933: 107-123" docOrigin="ZooKeys 933" docSource="http://dx.doi.org/10.3897/zookeys.933.48771" docTitle="Podonychus gyobu Yoshitomi & Hayashi 2020, sp. nov." docType="treatment" docUuid="3EDFF62A-25F7-4BEF-AA92-88FF2ED8B260" docUuidSource="ZooBank" docVersion="4" id="23A65AB3B8CB54D0B9196D946C879FF9" lastPageNumber="108" masterDocId="23A65AB3B8CB54D0B9196D946C879FF9" masterDocTitle="Unexpected discovery of a new Podonychus species in Kyushu, Japan (Coleoptera, Elmidae, Elminae, Macronychini)" masterLastPageNumber="123" masterPageNumber="107" pageNumber="107" updateTime="1668168833136" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Unexpected discovery of a new Podonychus species in Kyushu, Japan (Coleoptera, Elmidae, Elminae, Macronychini)</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Yoshitomi, Hiroyuki</mods:namePart>
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<mods:affiliation>Entomological Laboratory, Faculty of Agriculture, Ehime University, Tarumi 3 - 5 - 7, Matsuyama, 790 - 8566, Japan</mods:affiliation>
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<mods:nameIdentifier type="orcid">https://orcid.org/0000-0001-8416-9249</mods:nameIdentifier>
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<mods:nameIdentifier type="email">hymushi@agr.ehime-u.ac.jp</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Hayashi, Masakazu</mods:namePart>
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<mods:affiliation>Hoshizaki Green Foundation, Sono, Izumo, 691 - 0076, Japan</mods:affiliation>
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<mods:nameIdentifier type="orcid">https://orcid.org/0000-0003-3708-9005</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>933</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>107</mods:start>
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<mods:end>123</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.933.48771</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.933.48771</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-933-107</mods:identifier>
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<mods:identifier type="ZooBank">AF5FAEDE580A470DA2BC299A9B163E2D</mods:identifier>
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<mods:identifier type="Pensoft-UUID">23A65AB3B8CB54D0B9196D946C879FF9</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="164168040" LSID="urn:lsid:zoobank.org:act:3EDFF62A-25F7-4BEF-AA92-88FF2ED8B260" httpUri="http://treatment.plazi.org/id/3A0E5C0D67F6556FA246736245938085" lastPageId="1" lastPageNumber="108" pageId="0" pageNumber="107">
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<subSubSection pageId="0" pageNumber="107" type="nomenclature">
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<paragraph pageId="0" pageNumber="107">
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<taxonomicName LSID="3A0E5C0D-67F6-556F-A246-736245938085" authority="Yoshitomi & Hayashi, 2020" authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="0" pageNumber="107" phylum="Arthropoda" rank="species" species="gyobu" status="sp. nov.">Podonychus gyobu</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="107">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Podonychus gyobu sp. nov. A, B holotype in dorsal (A) and ventral view (B) C, D living adults E living larva F habitat (Iroha-gawa). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.933.48771.figure1" httpUri="https://binary.pensoft.net/fig/411288" pageId="0" pageNumber="107">Figs 1</figureCitation>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Adult of Podonychus gyobu sp. nov. A pronotum B close up of basal part of pronotum C elytra in lateral view D basal part of elytra in dorsal view E lateral part of elytra F close up of elytral plastron setae G abdominal ventrites H abdominal plastron setae." figureDoi="10.3897/zookeys.933.48771.figure2" httpUri="https://binary.pensoft.net/fig/411289" pageId="0" pageNumber="107">, 2</figureCitation>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Adult of Podonychus gyobu sp. nov. A dorsal habitus without elytra B head in lateral view C labium D aedeagus with everted endophallus E basal tube of endophallus F spines on basal tube of endophallus G apical tube of endophallus H ditto, close up. AT: apical tube; BT: basal tube; gp: gonopore." figureDoi="10.3897/zookeys.933.48771.figure3" httpUri="https://binary.pensoft.net/fig/411290" pageId="0" pageNumber="107">, 3</figureCitation>
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">, 4</figureCitation>
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Larva of Podonychus gyobu sp. nov. A-C habitus in dorsal (A) ventral (B) and lateral views (C) D antenna E labrum F mandible G maxillae and labium. sp: spiracle. Scale bars: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure5" httpUri="https://binary.pensoft.net/fig/411292" pageId="0" pageNumber="107">, 5</figureCitation>
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Larva of Podonychus gyobu sp. nov. A head and pronotum B head in dorsal view C head in lateral view D head in ventral view E eye area of head F antenna G pro- and mesothorax in lateral view H ditto in dorsal view." figureDoi="10.3897/zookeys.933.48771.figure6" httpUri="https://binary.pensoft.net/fig/411293" pageId="0" pageNumber="107">, 6</figureCitation>
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<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Larva of Podonychus gyobu sp. nov. A thorax in lateral view B ditto in ventral view C ventral sclerites of prothorax D granules on abdomen E ditto, close up F Y-shaped projection on abdomen G pectinate setae on postero-lateral corner of abdomen H spiracle on abdomen." figureDoi="10.3897/zookeys.933.48771.figure7" httpUri="https://binary.pensoft.net/fig/411294" pageId="0" pageNumber="107">, 7</figureCitation>
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Larva of Podonychus gyobu sp. nov. A abdominal segments IV-VIII in dorsal view B abdominal segments IV-VIII in lateral view C abdominal segments V-IX in ventral view D abdominal segments VIII-IX in dorsal view E apex of abdominal segment IX in dorsal view F surface of abdominal segment IX in lateral view G abdominal segments VIII-IX in ventral view H operculum." figureDoi="10.3897/zookeys.933.48771.figure8" httpUri="https://binary.pensoft.net/fig/411295" pageId="0" pageNumber="107">, 8 Japanese name: Hyotan-hime-doromushi</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="107" type="type material">
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<paragraph pageId="0" pageNumber="107">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="107">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="107">Holotype</emphasis>
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(EUMJ): male, "JAPAN: KYUSYU/Oita Pref. Usa shi/Yamabukuro: Iroha-gawa", "[locality name in Japanese characters] 12. XII. 2018
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<geoCoordinate degrees="33.498440" direction="north" orientation="latitude" precision="1" value="33.49844">33.498440</geoCoordinate>
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,
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<geoCoordinate degrees="131.28958" direction="east" orientation="longitude" precision="1" value="131.28958">131.28958</geoCoordinate>
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D. Inoue leg.".
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<emphasis bold="true" italics="true" pageId="0" pageNumber="107">Paratypes</emphasis>
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(EUMJ, NMW, HOWP, KMNH), 1 ex., same data as for the holotype; 1 ex., same locality, but 8. XII. 2018; 2 males, 2 females, and 6 exs., same locality, but 15. XII. 2018, J. Nakajima, D. Inoue leg.; 6 exs., same locality, but 30. III. 2019, H. Yoshitomi leg.; 1 ex., "JAPAN: KYUSYU Oita Pref. Usa-shi [locality name in Japanese characters]", "[locality name in Japanese characters]
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<geoCoordinate degrees="33.421472" direction="north" orientation="latitude" precision="1" value="33.42147">33.421472</geoCoordinate>
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,
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<geoCoordinate degrees="131.357887" direction="east" orientation="longitude" precision="1" value="131.35788">131.357887</geoCoordinate>
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24. XII. 2018, D. Inoue leg."; 3 exs., "Noyama, Ajimu machi, Usami-shi, Oita Pref., Kyushu, Japan,
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<geoCoordinate degrees="33.412806" direction="north" orientation="latitude" precision="1" value="33.412807">33.412806</geoCoordinate>
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,
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<geoCoordinate degrees="131.349694" direction="east" orientation="longitude" precision="1" value="131.3497">131.349694</geoCoordinate>
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, 29. XI. 2019 H. Yoshitomi leg."; 2 exs., "Yasaka-gawa, Yamaga-machi, Kitsuki-shi, Oita Pref.,
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<geoCoordinate degrees="33.430687" direction="north" orientation="latitude" precision="1" value="33.430687">33.430687</geoCoordinate>
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,
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<geoCoordinate degrees="131.477928" direction="east" orientation="longitude" precision="1" value="131.47792">131.477928</geoCoordinate>
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, 24. I. 2020, D. Inoue leg.".
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="107" type="materials_examined">
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<paragraph pageId="0" pageNumber="107">Larval specimens examined.</paragraph>
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<paragraph pageId="0" pageNumber="107">3 mature larvae (EUMJ in ethanol), Iroha-gawa, Yamabukuro, Usa shi, Oita Pref., 30. III. 2019, H. Yoshitomi leg.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="107" type="comparative specimen examined">
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<paragraph pageId="0" pageNumber="107">Comparative specimen examined.</paragraph>
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<paragraph pageId="0" pageNumber="107">
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<taxonomicName authorityName="Jach & Kodada" authorityYear="1997" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus sagittarius" order="Coleoptera" pageId="0" pageNumber="107" phylum="Arthropoda" rank="species" species="sagittarius">
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<emphasis italics="true" pageId="0" pageNumber="107">Podonychus sagittarius</emphasis>
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</taxonomicName>
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<normalizedToken originalValue="Jäch">Jaech</normalizedToken>
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& Kodada, 1997: 1 male paratype (EUMJ), "INDONESIEN 1991 (22) Siberut, Toteburu-Bakeuluk leg.
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<normalizedToken originalValue="Jäch">Jaech</normalizedToken>
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17.2", "PARATYPUS
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<taxonomicName authorityName="Jach & Kodada" authorityYear="1997" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus sagittarius" order="Coleoptera" pageId="0" pageNumber="107" phylum="Arthropoda" rank="species" species="sagittarius">Podonychus sagittarius</taxonomicName>
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sp. nov. des.
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<normalizedToken originalValue="Jäch">Jaech</normalizedToken>
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& Kodada
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<normalizedToken originalValue="‘98”">'98"</normalizedToken>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="107" type="diagnosis">
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<paragraph pageId="0" pageNumber="107">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="107">
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The new species is morphologically similar to
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<taxonomicName lsidName="P. sagittarius" pageId="0" pageNumber="107" rank="species" species="sagittarius">
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<emphasis italics="true" pageId="0" pageNumber="107">P. sagittarius</emphasis>
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</taxonomicName>
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, and differs from it in the following characteristics: 1) penis almost straight from base to near apex in lateral view (slightly curved ventrally in
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<taxonomicName lsidName="P. sagittarius" pageId="0" pageNumber="107" rank="species" species="sagittarius">
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<emphasis italics="true" pageId="0" pageNumber="107">P. sagittarius</emphasis>
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</taxonomicName>
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); 2) lateral margins of the 2nd labial palpomeres strongly arcuate (weakly arcuate in
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<taxonomicName lsidName="P. sagittarius" pageId="0" pageNumber="107" rank="species" species="sagittarius">
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<emphasis italics="true" pageId="0" pageNumber="107">P. sagittarius</emphasis>
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</taxonomicName>
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); 3) 3rd antennomeres longer than wide (as long as wide in
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<taxonomicName lsidName="P. sagittarius" pageId="0" pageNumber="107" rank="species" species="sagittarius">
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<emphasis italics="true" pageId="0" pageNumber="107">P. sagittarius</emphasis>
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</taxonomicName>
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). The endophallicstructures of
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<taxonomicName lsidName="P. sagittarius" pageId="0" pageNumber="107" rank="species" species="sagittarius">
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<emphasis italics="true" pageId="0" pageNumber="107">P. sagittarius</emphasis>
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</taxonomicName>
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were not described in detail, but judging from the aedeagus illustrations (
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<bibRefCitation author="Jaech, MA" journalOrPublisher="Entomological Problems" pageId="2" pageNumber="109" pagination="9 - 23" refId="B16" refString="Jaech, MA, Kodada, J, 1997. Prionosolus and Podonychus, two new genera of Macronychini (Coleoptera: Elmidae). Entomological Problems 28 (1): 9 - 23" title="Prionosolus and Podonychus, two new genera of Macronychini (Coleoptera: Elmidae)." volume="28" year="1997">
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<normalizedToken originalValue="Jäch">Jaech</normalizedToken>
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and Kodada 1997
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</bibRefCitation>
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, figs 78-80) they are similar to those of
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<taxonomicName lsidName="P. gyobu" pageId="0" pageNumber="107" rank="species" species="gyobu">
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<emphasis italics="true" pageId="0" pageNumber="107">P. gyobu</emphasis>
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</taxonomicName>
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sp. nov.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="107" type="description">
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<paragraph pageId="0" pageNumber="107">Description of adult.</paragraph>
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<paragraph pageId="0" pageNumber="107">
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Body (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Podonychus gyobu sp. nov. A, B holotype in dorsal (A) and ventral view (B) C, D living adults E living larva F habitat (Iroha-gawa). Scale bars: 1.0 mm." figureDoi="10.3897/zookeys.933.48771.figure1" httpUri="https://binary.pensoft.net/fig/411288" pageId="0" pageNumber="107">1A-D</figureCitation>
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) obovate, convex dorsally, shiny. Coloration of body brown, mouth parts, antennae and legs paler. Plastron distributed in posterior part of head (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Adult of Podonychus gyobu sp. nov. A dorsal habitus without elytra B head in lateral view C labium D aedeagus with everted endophallus E basal tube of endophallus F spines on basal tube of endophallus G apical tube of endophallus H ditto, close up. AT: apical tube; BT: basal tube; gp: gonopore." figureDoi="10.3897/zookeys.933.48771.figure3" httpUri="https://binary.pensoft.net/fig/411290" pageId="0" pageNumber="107">3B</figureCitation>
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), elytral intervals VIII-IX (Fig.
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Adult of Podonychus gyobu sp. nov. A pronotum B close up of basal part of pronotum C elytra in lateral view D basal part of elytra in dorsal view E lateral part of elytra F close up of elytral plastron setae G abdominal ventrites H abdominal plastron setae." figureDoi="10.3897/zookeys.933.48771.figure2" httpUri="https://binary.pensoft.net/fig/411289" pageId="0" pageNumber="107">2C-F</figureCitation>
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), hypomera, epipleura, lateral part of meso- and metaventrites, and abdominal ventrites I-V (Fig.
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Adult of Podonychus gyobu sp. nov. A pronotum B close up of basal part of pronotum C elytra in lateral view D basal part of elytra in dorsal view E lateral part of elytra F close up of elytral plastron setae G abdominal ventrites H abdominal plastron setae." figureDoi="10.3897/zookeys.933.48771.figure2" httpUri="https://binary.pensoft.net/fig/411289" pageId="0" pageNumber="107">2G, H</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.933.48771.figure1" httpUri="https://binary.pensoft.net/fig/411288" pageId="0" pageNumber="107" start="Figure 1" startId="F1">
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<paragraph pageId="0" pageNumber="107">
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<emphasis bold="true" pageId="0" pageNumber="107">Figure 1.</emphasis>
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<taxonomicName authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="0" pageNumber="107" phylum="Arthropoda" rank="species" species="gyobu">
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<emphasis italics="true" pageId="0" pageNumber="107">Podonychus gyobu</emphasis>
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</taxonomicName>
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sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="107">A, B</emphasis>
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holotype in dorsal (
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<emphasis bold="true" pageId="0" pageNumber="107">A</emphasis>
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) and ventral view (
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<emphasis bold="true" pageId="0" pageNumber="107">B</emphasis>
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)
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<emphasis bold="true" pageId="0" pageNumber="107">C, D</emphasis>
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living adults
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<emphasis bold="true" pageId="0" pageNumber="107">E</emphasis>
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living larva
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<emphasis bold="true" pageId="0" pageNumber="107">F</emphasis>
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habitat (Iroha-gawa). Scale bars: 1.0 mm.
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</paragraph>
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</caption>
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<caption doi="10.3897/zookeys.933.48771.figure2" httpUri="https://binary.pensoft.net/fig/411289" pageId="0" pageNumber="107" start="Figure 2" startId="F2">
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<paragraph pageId="0" pageNumber="107">
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<emphasis bold="true" pageId="0" pageNumber="107">Figure 2.</emphasis>
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Adult of
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<taxonomicName authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="0" pageNumber="107" phylum="Arthropoda" rank="species" species="gyobu">
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<emphasis italics="true" pageId="0" pageNumber="107">Podonychus gyobu</emphasis>
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</taxonomicName>
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sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="107">A</emphasis>
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pronotum
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<emphasis bold="true" pageId="0" pageNumber="107">B</emphasis>
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close up of basal part of pronotum
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<emphasis bold="true" pageId="0" pageNumber="107">C</emphasis>
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elytra in lateral view
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<emphasis bold="true" pageId="0" pageNumber="107">D</emphasis>
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basal part of elytra in dorsal view
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<emphasis bold="true" pageId="0" pageNumber="107">E</emphasis>
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lateral part of elytra
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<emphasis bold="true" pageId="0" pageNumber="107">F</emphasis>
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close up of elytral plastron setae
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<emphasis bold="true" pageId="0" pageNumber="107">G</emphasis>
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abdominal ventrites
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<emphasis bold="true" pageId="0" pageNumber="107">H</emphasis>
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abdominal plastron setae.
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</paragraph>
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</caption>
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<caption doi="10.3897/zookeys.933.48771.figure3" httpUri="https://binary.pensoft.net/fig/411290" pageId="0" pageNumber="107" start="Figure 3" startId="F3">
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<paragraph pageId="0" pageNumber="107">
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<emphasis bold="true" pageId="0" pageNumber="107">Figure 3.</emphasis>
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Adult of
|
||
<taxonomicName authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="0" pageNumber="107" phylum="Arthropoda" rank="species" species="gyobu">
|
||
<emphasis italics="true" pageId="0" pageNumber="107">Podonychus gyobu</emphasis>
|
||
</taxonomicName>
|
||
sp. nov.
|
||
<emphasis bold="true" pageId="0" pageNumber="107">A</emphasis>
|
||
dorsal habitus without elytra
|
||
<emphasis bold="true" pageId="0" pageNumber="107">B</emphasis>
|
||
head in lateral view
|
||
<emphasis bold="true" pageId="0" pageNumber="107">C</emphasis>
|
||
labium
|
||
<emphasis bold="true" pageId="0" pageNumber="107">D</emphasis>
|
||
aedeagus with everted endophallus
|
||
<emphasis bold="true" pageId="0" pageNumber="107">E</emphasis>
|
||
basal tube of endophallus
|
||
<emphasis bold="true" pageId="0" pageNumber="107">F</emphasis>
|
||
spines on basal tube of endophallus
|
||
<emphasis bold="true" pageId="0" pageNumber="107">G</emphasis>
|
||
apical tube of endophallus
|
||
<emphasis bold="true" pageId="0" pageNumber="107">H</emphasis>
|
||
ditto, close up. AT: apical tube; BT: basal tube; gp: gonopore.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="0" pageNumber="107">
|
||
Head with sparse suberect setae. Eyes small with about 40 facets. Antennae 6-segmented; approximate ratio of length of antennomeres 1-6: 6: 7: 6: 2: 3: 14 (
|
||
<emphasis italics="true" pageId="0" pageNumber="107">N</emphasis>
|
||
= 1, paratype). Maxillae (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4B</figureCitation>
|
||
) with oblong terminal segment of galea; maxillary palpi 3-segmented, with oblong terminal palpomere. Mandibles (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4C</figureCitation>
|
||
) feebly asymmetrical, with three apical teeth, shallowly notched in antero-lateral parts, bearing setae in lateral part. Labium (Figs
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Adult of Podonychus gyobu sp. nov. A dorsal habitus without elytra B head in lateral view C labium D aedeagus with everted endophallus E basal tube of endophallus F spines on basal tube of endophallus G apical tube of endophallus H ditto, close up. AT: apical tube; BT: basal tube; gp: gonopore." figureDoi="10.3897/zookeys.933.48771.figure3" httpUri="https://binary.pensoft.net/fig/411290" pageId="0" pageNumber="107">3C</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4D</figureCitation>
|
||
) with 2-segmented palpi; terminal palpomeres strongly arcuate along lateral margins. Pronotum (Fig.
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Adult of Podonychus gyobu sp. nov. A pronotum B close up of basal part of pronotum C elytra in lateral view D basal part of elytra in dorsal view E lateral part of elytra F close up of elytral plastron setae G abdominal ventrites H abdominal plastron setae." figureDoi="10.3897/zookeys.933.48771.figure2" httpUri="https://binary.pensoft.net/fig/411289" pageId="0" pageNumber="107">2B, C</figureCitation>
|
||
) with sparse suberect setae, widest at basal 1/3, depressed transversally in the middle; median groove (Fig.
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Adult of Podonychus gyobu sp. nov. A pronotum B close up of basal part of pronotum C elytra in lateral view D basal part of elytra in dorsal view E lateral part of elytra F close up of elytral plastron setae G abdominal ventrites H abdominal plastron setae." figureDoi="10.3897/zookeys.933.48771.figure2" httpUri="https://binary.pensoft.net/fig/411289" pageId="0" pageNumber="107">2A</figureCitation>
|
||
) thin and shallow, running from posterior almost to anterior margin; sublateral carinae absent; lateral declivity (Fig.
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Adult of Podonychus gyobu sp. nov. A pronotum B close up of basal part of pronotum C elytra in lateral view D basal part of elytra in dorsal view E lateral part of elytra F close up of elytral plastron setae G abdominal ventrites H abdominal plastron setae." figureDoi="10.3897/zookeys.933.48771.figure2" httpUri="https://binary.pensoft.net/fig/411289" pageId="0" pageNumber="107">2B</figureCitation>
|
||
) with oblique impressions; PW/PL 0.88-1.08 (1.03). Elytra with small tubercles along anterior margin, with one pair of sublateral carinae on interval VIII (Fig.
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Adult of Podonychus gyobu sp. nov. A pronotum B close up of basal part of pronotum C elytra in lateral view D basal part of elytra in dorsal view E lateral part of elytra F close up of elytral plastron setae G abdominal ventrites H abdominal plastron setae." figureDoi="10.3897/zookeys.933.48771.figure2" httpUri="https://binary.pensoft.net/fig/411289" pageId="0" pageNumber="107">2E, F</figureCitation>
|
||
); plastron setae on intervals VIII-IX; EL/EW 1.47-1.63 (1.55); EL/PL 1.95-2.32 (2.18); EW/PW 1.28-1.50 (1.37); TL/EW 2.13-2.37 (2.26). Hind wings (Fig.
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Adult of Podonychus gyobu sp. nov. A dorsal habitus without elytra B head in lateral view C labium D aedeagus with everted endophallus E basal tube of endophallus F spines on basal tube of endophallus G apical tube of endophallus H ditto, close up. AT: apical tube; BT: basal tube; gp: gonopore." figureDoi="10.3897/zookeys.933.48771.figure3" httpUri="https://binary.pensoft.net/fig/411290" pageId="0" pageNumber="107">3A</figureCitation>
|
||
) reduced, examined specimen (paratype) micropterous. Legs relatively long; length of foreleg about 0.9 times as long as TL. Ventral side of thorax and abdomen more or less as in
|
||
<taxonomicName lsidName="P. sagittarius" pageId="0" pageNumber="107" rank="species" species="sagittarius">
|
||
<emphasis italics="true" pageId="0" pageNumber="107">P. sagittarius</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107" start="Figure 4" startId="F4">
|
||
<paragraph pageId="0" pageNumber="107">
|
||
<emphasis bold="true" pageId="0" pageNumber="107">Figure 4.</emphasis>
|
||
Adult of
|
||
<taxonomicName authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="0" pageNumber="107" phylum="Arthropoda" rank="species" species="gyobu">
|
||
<emphasis italics="true" pageId="0" pageNumber="107">Podonychus gyobu</emphasis>
|
||
</taxonomicName>
|
||
sp. nov.
|
||
<emphasis bold="true" pageId="0" pageNumber="107">A-J</emphasis>
|
||
male
|
||
<emphasis bold="true" pageId="0" pageNumber="107">K-M</emphasis>
|
||
female
|
||
<emphasis bold="true" pageId="0" pageNumber="107">A</emphasis>
|
||
antenna
|
||
<emphasis bold="true" pageId="0" pageNumber="107">B</emphasis>
|
||
maxilla
|
||
<emphasis bold="true" pageId="0" pageNumber="107">C</emphasis>
|
||
mandible
|
||
<emphasis bold="true" pageId="0" pageNumber="107">D</emphasis>
|
||
labium
|
||
<emphasis bold="true" pageId="0" pageNumber="107">E, K</emphasis>
|
||
tergite VIII
|
||
<emphasis bold="true" pageId="0" pageNumber="107">F, L</emphasis>
|
||
sternite VIII
|
||
<emphasis bold="true" pageId="0" pageNumber="107">G</emphasis>
|
||
sternite IX
|
||
<emphasis bold="true" pageId="0" pageNumber="107">H-J</emphasis>
|
||
aedeagus in ventral (
|
||
<emphasis bold="true" pageId="0" pageNumber="107">H</emphasis>
|
||
), lateral (
|
||
<emphasis bold="true" pageId="0" pageNumber="107">I</emphasis>
|
||
) and dorsal views (
|
||
<emphasis bold="true" pageId="0" pageNumber="107">J</emphasis>
|
||
)
|
||
<emphasis bold="true" pageId="0" pageNumber="107">M</emphasis>
|
||
ovipositor. Scale bar: 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="0" pageNumber="107">
|
||
<emphasis bold="true" pageId="0" pageNumber="107">Male.</emphasis>
|
||
Tergite VIII (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4E</figureCitation>
|
||
) semicircular, bearing long setae in caudal part; sternite VIII (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4F</figureCitation>
|
||
) semicircular, with slender and relatively long median strut; sternite IX (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4G</figureCitation>
|
||
) slightly sclerotized, oblong, with long and slender paraproct. Aedeagus (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4H-J</figureCitation>
|
||
) long, almost straight; phallobase short, slightly less than 0.25 times as long as penis (LB/ML), with semicircular sclerotization projecting dorsally; parameres absent; penis long, almost straight, with pointed apex curved ventrally; fibula and corona absent; C 160o; MH/ML 0.16; BL/CL 0.60; LCP/LBP 1.59. Endophallus in everted condition (Fig.
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Adult of Podonychus gyobu sp. nov. A dorsal habitus without elytra B head in lateral view C labium D aedeagus with everted endophallus E basal tube of endophallus F spines on basal tube of endophallus G apical tube of endophallus H ditto, close up. AT: apical tube; BT: basal tube; gp: gonopore." figureDoi="10.3897/zookeys.933.48771.figure3" httpUri="https://binary.pensoft.net/fig/411290" pageId="0" pageNumber="107">3D-H</figureCitation>
|
||
) longer than penis, lacking bladders and distinct sclerites; basal tube (BT in Fig.
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Adult of Podonychus gyobu sp. nov. A dorsal habitus without elytra B head in lateral view C labium D aedeagus with everted endophallus E basal tube of endophallus F spines on basal tube of endophallus G apical tube of endophallus H ditto, close up. AT: apical tube; BT: basal tube; gp: gonopore." figureDoi="10.3897/zookeys.933.48771.figure3" httpUri="https://binary.pensoft.net/fig/411290" pageId="0" pageNumber="107">3D</figureCitation>
|
||
) long, 350
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, bearing scaly spines; apical tube (AT in Fig.
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Adult of Podonychus gyobu sp. nov. A dorsal habitus without elytra B head in lateral view C labium D aedeagus with everted endophallus E basal tube of endophallus F spines on basal tube of endophallus G apical tube of endophallus H ditto, close up. AT: apical tube; BT: basal tube; gp: gonopore." figureDoi="10.3897/zookeys.933.48771.figure3" httpUri="https://binary.pensoft.net/fig/411290" pageId="0" pageNumber="107">3D</figureCitation>
|
||
) 250
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, projecting from ventro-apical part of BT, well sclerotized and slender in basal 2/3, expanded and membranous in apical 1/3 closely covered with shallow furrows; gonopore situated at apex of AT.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="107">
|
||
<emphasis bold="true" pageId="0" pageNumber="107">Female.</emphasis>
|
||
Tergite VIII (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4K</figureCitation>
|
||
) semicircular, bearing setae of variable length; sternite VIII (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4L</figureCitation>
|
||
) shallowly concave in caudal margin, bearing long setae in postero-lateral parts, with long and stout median strut. Ovipositor (Fig.
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Adult of Podonychus gyobu sp. nov. A-J male K-M female A antenna B maxilla C mandible D labium E, K tergite VIII F, L sternite VIII G sternite IX H-J aedeagus in ventral (H), lateral (I) and dorsal views (J) M ovipositor. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure4" httpUri="https://binary.pensoft.net/fig/411291" pageId="0" pageNumber="107">4M</figureCitation>
|
||
) longer than sternite VIII, bearing minute apical sensilla on stylus and coxite; approximate ratio of stylus, distal part of coxite, basal part of coxite and valvifer (N = 1) as 1.0: 4.3: 2.6: 8.0. Secondary sexual dimorphism not strongly pronounced.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="107">
|
||
Measurement (
|
||
<emphasis italics="true" pageId="0" pageNumber="107">N</emphasis>
|
||
= 10). TL 1.21-1.36 (1.28) mm; PW 0.37-0.45 (0.41) mm; PL 0.37-0.43 (0.40) mm; EL 0.82-0.95 (0.87) mm; EW 0.51-0.60 (0.56) mm.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="1" lastPageNumber="108" pageId="0" pageNumber="107" type="description">
|
||
<paragraph pageId="0" pageNumber="107">Description of larva.</paragraph>
|
||
<paragraph pageId="0" pageNumber="107">
|
||
Body (Fig.
|
||
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Larva of Podonychus gyobu sp. nov. A-C habitus in dorsal (A) ventral (B) and lateral views (C) D antenna E labrum F mandible G maxillae and labium. sp: spiracle. Scale bars: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure5" httpUri="https://binary.pensoft.net/fig/411292" pageId="0" pageNumber="107">5A-C</figureCitation>
|
||
) semi-cylindrical in cross-section, convex dorsally, flat ventrally. Coloration of body entirely pale orange; legs paler; granules on dorsum darker, forming longitudinal stripes.
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.933.48771.figure5" httpUri="https://binary.pensoft.net/fig/411292" pageId="0" pageNumber="107" start="Figure 5" startId="F5">
|
||
<paragraph pageId="0" pageNumber="107">
|
||
<emphasis bold="true" pageId="0" pageNumber="107">Figure 5.</emphasis>
|
||
Larva of
|
||
<taxonomicName authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="0" pageNumber="107" phylum="Arthropoda" rank="species" species="gyobu">
|
||
<emphasis italics="true" pageId="0" pageNumber="107">Podonychus gyobu</emphasis>
|
||
</taxonomicName>
|
||
sp. nov.
|
||
<emphasis bold="true" pageId="0" pageNumber="107">A-C</emphasis>
|
||
habitus in dorsal (
|
||
<emphasis bold="true" pageId="0" pageNumber="107">A</emphasis>
|
||
) ventral (
|
||
<emphasis bold="true" pageId="0" pageNumber="107">B</emphasis>
|
||
) and lateral views (
|
||
<emphasis bold="true" pageId="0" pageNumber="107">C</emphasis>
|
||
)
|
||
<emphasis bold="true" pageId="0" pageNumber="107">D</emphasis>
|
||
antenna
|
||
<emphasis bold="true" pageId="0" pageNumber="107">E</emphasis>
|
||
labrum
|
||
<emphasis bold="true" pageId="0" pageNumber="107">F</emphasis>
|
||
mandible
|
||
<emphasis bold="true" pageId="0" pageNumber="107">G</emphasis>
|
||
maxillae and labium. sp: spiracle. Scale bars: 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph lastPageId="1" lastPageNumber="108" pageId="0" pageNumber="107">
|
||
Head visible dorsally, well exposed from prothorax, trapezoidal, widest at apical 1/3, densely covered with short spines, bearing short setae. Eyes (Fig.
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Larva of Podonychus gyobu sp. nov. A head and pronotum B head in dorsal view C head in lateral view D head in ventral view E eye area of head F antenna G pro- and mesothorax in lateral view H ditto in dorsal view." figureDoi="10.3897/zookeys.933.48771.figure6" httpUri="https://binary.pensoft.net/fig/411293" pageId="0" pageNumber="107">6C, E</figureCitation>
|
||
) lacking lens of stemmata. Antennae (Figs
|
||
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Larva of Podonychus gyobu sp. nov. A-C habitus in dorsal (A) ventral (B) and lateral views (C) D antenna E labrum F mandible G maxillae and labium. sp: spiracle. Scale bars: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure5" httpUri="https://binary.pensoft.net/fig/411292" pageId="0" pageNumber="107">5D</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Larva of Podonychus gyobu sp. nov. A head and pronotum B head in dorsal view C head in lateral view D head in ventral view E eye area of head F antenna G pro- and mesothorax in lateral view H ditto in dorsal view." figureDoi="10.3897/zookeys.933.48771.figure6" httpUri="https://binary.pensoft.net/fig/411293" pageId="0" pageNumber="107">6F</figureCitation>
|
||
) relatively long; antennomere Ias long as wide; antennomere II long, with long and slender sensorial appendage; antennomere III shorter than sensorial appendage on antennomere II, with short sensorial appendage at apex. Labrum (Fig.
|
||
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Larva of Podonychus gyobu sp. nov. A-C habitus in dorsal (A) ventral (B) and lateral views (C) D antenna E labrum F mandible G maxillae and labium. sp: spiracle. Scale bars: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure5" httpUri="https://binary.pensoft.net/fig/411292" pageId="0" pageNumber="107">5E</figureCitation>
|
||
) transverse, with a row of pectinate setae in anterior part of dorsal surface, with a pair of long apodemes projecting from postero-lateral corners. Mandibles (Fig.
|
||
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Larva of Podonychus gyobu sp. nov. A-C habitus in dorsal (A) ventral (B) and lateral views (C) D antenna E labrum F mandible G maxillae and labium. sp: spiracle. Scale bars: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure5" httpUri="https://binary.pensoft.net/fig/411292" pageId="0" pageNumber="107">5F</figureCitation>
|
||
) subtriangular, with long and pectinate setae on lateral parts; two apical teeth short and blunt; basal setose processes long.
|
||
<pageBreakToken pageId="1" pageNumber="108" start="start">Maxillae</pageBreakToken>
|
||
(Figs
|
||
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Larva of Podonychus gyobu sp. nov. A-C habitus in dorsal (A) ventral (B) and lateral views (C) D antenna E labrum F mandible G maxillae and labium. sp: spiracle. Scale bars: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure5" httpUri="https://binary.pensoft.net/fig/411292" pageId="1" pageNumber="108">5G</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Larva of Podonychus gyobu sp. nov. A head and pronotum B head in dorsal view C head in lateral view D head in ventral view E eye area of head F antenna G pro- and mesothorax in lateral view H ditto in dorsal view." figureDoi="10.3897/zookeys.933.48771.figure6" httpUri="https://binary.pensoft.net/fig/411293" pageId="1" pageNumber="108">6D</figureCitation>
|
||
) with relatively long palpi. Labium (Figs
|
||
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Larva of Podonychus gyobu sp. nov. A-C habitus in dorsal (A) ventral (B) and lateral views (C) D antenna E labrum F mandible G maxillae and labium. sp: spiracle. Scale bars: 0.1 mm." figureDoi="10.3897/zookeys.933.48771.figure5" httpUri="https://binary.pensoft.net/fig/411292" pageId="1" pageNumber="108">5G</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Larva of Podonychus gyobu sp. nov. A head and pronotum B head in dorsal view C head in lateral view D head in ventral view E eye area of head F antenna G pro- and mesothorax in lateral view H ditto in dorsal view." figureDoi="10.3897/zookeys.933.48771.figure6" httpUri="https://binary.pensoft.net/fig/411293" pageId="1" pageNumber="108">6D</figureCitation>
|
||
) with a pair of long setae in middle. Thorax serrate in lateral parts, widest at metathorax. Prothorax with seven ventral sclerites; mesal one small, situated between procoxae; antero-lateral ones wide, bearing plumose setae on anterior margin; postero-lateral ones quadrate, bearing three long plumose setae. Mesothorax with five ventral sclerites; mesal one wide and transverse, sinuate at posterior margin, bearing short bipectinate setae near midcoxae; antero-lateral ones oblong, bearing long bipectinate setae. Metathorax with five ventral sclerites; mesal one wide and transverse, bearing short setae. Granules on dorsal surface of thorax and abdomen (Fig.
|
||
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Larva of Podonychus gyobu sp. nov. A thorax in lateral view B ditto in ventral view C ventral sclerites of prothorax D granules on abdomen E ditto, close up F Y-shaped projection on abdomen G pectinate setae on postero-lateral corner of abdomen H spiracle on abdomen." figureDoi="10.3897/zookeys.933.48771.figure7" httpUri="https://binary.pensoft.net/fig/411294" pageId="1" pageNumber="108">7D, E</figureCitation>
|
||
) distributed linearly and somewhat irregularly, bearing short setae in posterior end, with long and curved setae in basal part. Y-shaped projections (Fig.
|
||
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Larva of Podonychus gyobu sp. nov. A thorax in lateral view B ditto in ventral view C ventral sclerites of prothorax D granules on abdomen E ditto, close up F Y-shaped projection on abdomen G pectinate setae on postero-lateral corner of abdomen H spiracle on abdomen." figureDoi="10.3897/zookeys.933.48771.figure7" httpUri="https://binary.pensoft.net/fig/411294" pageId="1" pageNumber="108">7A, D, F</figureCitation>
|
||
) present on caudal margins of thoracic and abdominal segments. Spiracles thumb-shaped, on mesothorax and abdominal segments I-VIII, situated near lateral margin. Legs 5-segmented, short and stout; apical segment stout, with short inner seta. Abdomen (Fig.
|
||
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Larva of Podonychus gyobu sp. nov. A abdominal segments IV-VIII in dorsal view B abdominal segments IV-VIII in lateral view C abdominal segments V-IX in ventral view D abdominal segments VIII-IX in dorsal view E apex of abdominal segment IX in dorsal view F surface of abdominal segment IX in lateral view G abdominal segments VIII-IX in ventral view H operculum." figureDoi="10.3897/zookeys.933.48771.figure8" httpUri="https://binary.pensoft.net/fig/411295" pageId="1" pageNumber="108">8C</figureCitation>
|
||
) with pleural sclerites on segments I-VII, gently tapering caudally. Abdominal segment IX (Fig.
|
||
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Larva of Podonychus gyobu sp. nov. A abdominal segments IV-VIII in dorsal view B abdominal segments IV-VIII in lateral view C abdominal segments V-IX in ventral view D abdominal segments VIII-IX in dorsal view E apex of abdominal segment IX in dorsal view F surface of abdominal segment IX in lateral view G abdominal segments VIII-IX in ventral view H operculum." figureDoi="10.3897/zookeys.933.48771.figure8" httpUri="https://binary.pensoft.net/fig/411295" pageId="1" pageNumber="108">8G</figureCitation>
|
||
) long, as long as abdominal segments VI-VIII combined, flat ventrally, serrate at apex (Fig.
|
||
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Larva of Podonychus gyobu sp. nov. A abdominal segments IV-VIII in dorsal view B abdominal segments IV-VIII in lateral view C abdominal segments V-IX in ventral view D abdominal segments VIII-IX in dorsal view E apex of abdominal segment IX in dorsal view F surface of abdominal segment IX in lateral view G abdominal segments VIII-IX in ventral view H operculum." figureDoi="10.3897/zookeys.933.48771.figure8" httpUri="https://binary.pensoft.net/fig/411295" pageId="1" pageNumber="108">8E</figureCitation>
|
||
), with line of granules in midline of dorsal surface, bearing four long lateral setae and one ventral seta, densely covered with short spines. Ventral operculum (Fig.
|
||
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Larva of Podonychus gyobu sp. nov. A abdominal segments IV-VIII in dorsal view B abdominal segments IV-VIII in lateral view C abdominal segments V-IX in ventral view D abdominal segments VIII-IX in dorsal view E apex of abdominal segment IX in dorsal view F surface of abdominal segment IX in lateral view G abdominal segments VIII-IX in ventral view H operculum." figureDoi="10.3897/zookeys.933.48771.figure8" httpUri="https://binary.pensoft.net/fig/411295" pageId="1" pageNumber="108">8G, H</figureCitation>
|
||
) oblong, situated in caudal 1/3 of abdominal segment IX.
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.933.48771.figure6" httpUri="https://binary.pensoft.net/fig/411293" pageId="1" pageNumber="108" start="Figure 6" startId="F6">
|
||
<paragraph pageId="1" pageNumber="108">
|
||
<emphasis bold="true" pageId="1" pageNumber="108">Figure 6.</emphasis>
|
||
Larva of
|
||
<taxonomicName authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="1" pageNumber="108" phylum="Arthropoda" rank="species" species="gyobu">
|
||
<emphasis italics="true" pageId="1" pageNumber="108">Podonychus gyobu</emphasis>
|
||
</taxonomicName>
|
||
sp. nov.
|
||
<emphasis bold="true" pageId="1" pageNumber="108">A</emphasis>
|
||
head and pronotum
|
||
<emphasis bold="true" pageId="1" pageNumber="108">B</emphasis>
|
||
head in dorsal view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">C</emphasis>
|
||
head in lateral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">D</emphasis>
|
||
head in ventral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">E</emphasis>
|
||
eye area of head
|
||
<emphasis bold="true" pageId="1" pageNumber="108">F</emphasis>
|
||
antenna
|
||
<emphasis bold="true" pageId="1" pageNumber="108">G</emphasis>
|
||
pro- and mesothorax in lateral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">H</emphasis>
|
||
ditto in dorsal view.
|
||
</paragraph>
|
||
</caption>
|
||
<caption doi="10.3897/zookeys.933.48771.figure7" httpUri="https://binary.pensoft.net/fig/411294" pageId="1" pageNumber="108" start="Figure 7" startId="F7">
|
||
<paragraph pageId="1" pageNumber="108">
|
||
<emphasis bold="true" pageId="1" pageNumber="108">Figure 7.</emphasis>
|
||
Larva of
|
||
<taxonomicName authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="1" pageNumber="108" phylum="Arthropoda" rank="species" species="gyobu">
|
||
<emphasis italics="true" pageId="1" pageNumber="108">Podonychus gyobu</emphasis>
|
||
</taxonomicName>
|
||
sp. nov.
|
||
<emphasis bold="true" pageId="1" pageNumber="108">A</emphasis>
|
||
thorax in lateral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">B</emphasis>
|
||
ditto in ventral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">C</emphasis>
|
||
ventral sclerites of prothorax
|
||
<emphasis bold="true" pageId="1" pageNumber="108">D</emphasis>
|
||
granules on abdomen
|
||
<emphasis bold="true" pageId="1" pageNumber="108">E</emphasis>
|
||
ditto, close up
|
||
<emphasis bold="true" pageId="1" pageNumber="108">F</emphasis>
|
||
Y-shaped projection on abdomen
|
||
<emphasis bold="true" pageId="1" pageNumber="108">G</emphasis>
|
||
pectinate setae on postero-lateral corner of abdomen
|
||
<emphasis bold="true" pageId="1" pageNumber="108">H</emphasis>
|
||
spiracle on abdomen.
|
||
</paragraph>
|
||
</caption>
|
||
<caption doi="10.3897/zookeys.933.48771.figure8" httpUri="https://binary.pensoft.net/fig/411295" pageId="1" pageNumber="108" start="Figure 8" startId="F8">
|
||
<paragraph pageId="1" pageNumber="108">
|
||
<emphasis bold="true" pageId="1" pageNumber="108">Figure 8.</emphasis>
|
||
Larva of
|
||
<taxonomicName authorityName="Yoshitomi & Hayashi" authorityYear="2020" class="Insecta" family="Elmidae" genus="Podonychus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Podonychus gyobu" order="Coleoptera" pageId="1" pageNumber="108" phylum="Arthropoda" rank="species" species="gyobu">
|
||
<emphasis italics="true" pageId="1" pageNumber="108">Podonychus gyobu</emphasis>
|
||
</taxonomicName>
|
||
sp. nov.
|
||
<emphasis bold="true" pageId="1" pageNumber="108">A</emphasis>
|
||
abdominal segments IV-VIII in dorsal view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">B</emphasis>
|
||
abdominal segments IV-VIII in lateral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">C</emphasis>
|
||
abdominal segments V-IX in ventral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">D</emphasis>
|
||
abdominal segments VIII-IX in dorsal view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">E</emphasis>
|
||
apex of abdominal segment IX in dorsal view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">F</emphasis>
|
||
surface of abdominal segment IX in lateral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">G</emphasis>
|
||
abdominal segments VIII-IX in ventral view
|
||
<emphasis bold="true" pageId="1" pageNumber="108">H</emphasis>
|
||
operculum.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="1" pageNumber="108" type="notes">
|
||
<paragraph pageId="1" pageNumber="108">Biological notes.</paragraph>
|
||
<paragraph pageId="1" pageNumber="108">
|
||
This species lives in small rivers at low elevation. Larvae and adults were collected from submerged roots of reeds using a net. They were collected with
|
||
<taxonomicName class="Insecta" family="Dryopidae" genus="Elmomorphus" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Elmomorphus brevicornis" order="Coleoptera" pageId="1" pageNumber="108" phylum="Arthropoda" rank="species" species="brevicornis">
|
||
<emphasis italics="true" pageId="1" pageNumber="108">Elmomorphus brevicornis</emphasis>
|
||
</taxonomicName>
|
||
Sharp, 1888 and
|
||
<taxonomicName authorityName="Nomura" authorityYear="1958" class="Insecta" family="Elmidae" genus="Stenelmis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Stenelmis nipponica" order="Coleoptera" pageId="1" pageNumber="108" phylum="Arthropoda" rank="species" species="nipponica">
|
||
<emphasis italics="true" pageId="1" pageNumber="108">Stenelmis nipponica</emphasis>
|
||
</taxonomicName>
|
||
Nomura, 1958.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="1" pageNumber="108" type="distribution">
|
||
<paragraph pageId="1" pageNumber="108">Distribution.</paragraph>
|
||
<paragraph pageId="1" pageNumber="108">So far, this species is known only in the Iroha and Yakkan river systems, in the eastern part of Kyushu, Japan.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="1" pageNumber="108" type="etymology">
|
||
<paragraph pageId="1" pageNumber="108">Etymology.</paragraph>
|
||
<paragraph pageId="1" pageNumber="108">
|
||
<normalizedToken originalValue="“Gyobu”">"Gyobu"</normalizedToken>
|
||
is an NPO (nonprofit organization) in Kitakyushu, Fukuoka. This new species was discovered during a survey of water beetle fauna by Mr D. Inoue, president of "NPO Kitakyushu Gyobu". The epithet is a noun in apposition.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |