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<document id="68E517EB9ED102D7B49EC8C81B1E770F" ID-CLB-Dataset="7088" ID-DOI="10.11646/zootaxa.4963.3.11" ID-GBIF-Dataset="37bbbcdd-7455-4fd2-854c-49f010b3b27c" ID-ISSN="1175-5326" ID-Zenodo-Dep="4704278" ID-ZooBank="05C2E47F-426D-42EF-B07E-D586C63B6527" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1618904250788" checkinUser="plazi" docAuthor="Liu, Hsing-Che &amp; Fikáček, Martin" docDate="2021" docId="03C29A73FFC44101FF4BA79305F0F856" docLanguage="en" docName="zootaxa.4963.3.11.pdf" docOrigin="Zootaxa 4963 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Laccobius (Microlaccobius) fragilis Nakane 1966" docType="treatment" docVersion="6" lastPageNumber="590" masterDocId="FFFBE20BFFC74102FFDCA234052DFFA0" masterDocTitle="Review of the Taiwanese Laccobius Erichson, 1837 (Coleoptera: Hydrophilidae) with description of a new species" masterLastPageNumber="599" masterPageNumber="587" pageNumber="590" updateTime="1698937256683" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="9545E1B22DF31A45209C022FA2D59849">Review of the Taiwanese Laccobius Erichson, 1837 (Coleoptera: Hydrophilidae) with description of a new species</mods:title>
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<mods:affiliation id="200DF30E598574540F20648E087957C6">Department of Biological Sciences, National Sun Yat-sen University, No. 70 Lien-hai Rd., Kaohsiung City 80424, Taiwan. &amp; Department of Entomology, National Museum, Cirkusová 1740, CZ- 19100 Praha 9 - Horní Počernice, Czech Republic. &amp; Department of Zoology, Faculty of Science, Charles University, Viničná 7, CZ- 12844 Praha 2, Czech Republic. mfikacek @ gmail. com; https: // orcid. org / 0000 - 0002 - 2078 - 6798</mods:affiliation>
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<subSubSection id="C37178EEFFC44101FF4BA7930685FA1F" box="[151,936,1447,1474]" pageId="3" pageNumber="590" type="nomenclature">
<paragraph id="8BD42B65FFC44101FF4BA7930685FA1F" blockId="3.[151,936,1447,1509]" box="[151,936,1447,1474]" pageId="3" pageNumber="590">
<heading id="D09C9C09FFC44101FF4BA7930685FA1F" bold="true" box="[151,936,1447,1474]" fontSize="11" level="1" pageId="3" pageNumber="590" reason="1">
<emphasis id="B91FF777FFC44101FF4BA7930685FA1F" bold="true" box="[151,936,1447,1474]" pageId="3" pageNumber="590">
<taxonomicName id="4C6B50E6FFC44101FF4BA79307D5FA61" ID-CoL="3RLQ6" authority="Nakane, 1966" authorityName="Nakane" authorityYear="1966" box="[151,760,1447,1474]" class="Insecta" family="Hydrophilidae" genus="Laccobius" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="590" phylum="Arthropoda" rank="species" species="fragilis" subGenus="Microlaccobius">
<emphasis id="B91FF777FFC44101FF4BA793043EFA62" bold="true" box="[151,275,1447,1474]" italics="true" pageId="3" pageNumber="590">Laccobius</emphasis>
(
<emphasis id="B91FF777FFC44101FEF8A79304F2FA62" bold="true" box="[292,479,1447,1474]" italics="true" pageId="3" pageNumber="590">Microlaccobius</emphasis>
)
<emphasis id="B91FF777FFC44101FE2DA793076AFA62" bold="true" box="[497,583,1447,1474]" italics="true" pageId="3" pageNumber="590">fragilis</emphasis>
<bibRefCitation id="EFFA5694FFC44101FD92A79307D5FA61" author="Nakane, T." box="[590,760,1447,1473]" pageId="3" pageNumber="590" pagination="55 - 58" refId="ref8641" refString="Nakane, T. (1966) New or little known Coleoptera from Japan and its adjacent regions, XXIII. Fragmenta Coleopterologica, 14, 55 - 58." type="journal article" year="1966">Nakane, 1966</bibRefCitation>
</taxonomicName>
Ḏ弱flǿ牙ḃ
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C37178EEFFC44101FF4BA7FF05D4FA45" box="[151,249,1483,1509]" pageId="3" pageNumber="590" type="description">
<paragraph id="8BD42B65FFC44101FF4BA7FF05D4FA45" blockId="3.[151,936,1447,1509]" box="[151,249,1483,1509]" pageId="3" pageNumber="590">
(
<figureCitation id="135037E0FFC44101FF7CA7FF05DCFA45" box="[160,241,1483,1509]" captionStart="FIGURES 1018" captionStartId="4.[151,264,1423,1447]" captionTargetBox="[163,1412,192,1363]" captionTargetId="figure-24@4.[151,1436,181,1400]" captionTargetPageId="4" captionText="FIGURES 1018. Dosal view of the habitus and male genitalia of Taiwanese Laccobius species (1013: habitus, 1418: male genitalia). 10, 14: L. politus Gentili, 1979. 11, 15: L. formosus Gentili, 1979. 12, 16: L. hammondi Gentili, 1984. 13, 17: L. roseiceps Régimbart, 1903. 18: L. fragilis Nakane, 1966, after Nakane (1966)." figureDoi="http://doi.org/10.5281/zenodo.4704291" httpUri="https://zenodo.org/record/4704291/files/figure.png" pageId="3" pageNumber="590">Fig. 18</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C37178EEFFC44101FF4BA43B06EBF9E6" pageId="3" pageNumber="590" type="reference_group">
<paragraph id="8BD42B65FFC44101FF4BA43B07E8F987" blockId="3.[151,966,1551,1606]" box="[151,709,1551,1576]" pageId="3" pageNumber="590">
<treatmentCitationGroup id="AB7B0C4BFFC44101FF4BA43B07E8F987" box="[151,709,1551,1576]" pageId="3" pageNumber="590">
<treatmentCitation id="0ACA0D74FFC44101FF4BA43B07ECF987" author="Nakane, T." box="[151,705,1551,1576]" page="57" pageId="3" pageNumber="590" year="1966">
<taxonomicName id="4C6B50E6FFC44101FF4BA43B07ECF987" ID-CoL="3RLQ6" authority="Nakane, 1966: 57" authorityName="Nakane" authorityPageNumber="57" authorityYear="1966" box="[151,705,1551,1576]" class="Insecta" family="Hydrophilidae" genus="Laccobius" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="590" phylum="Arthropoda" rank="species" species="fragilis" subGenus="Microlaccobius">
<emphasis id="B91FF777FFC44101FF4BA43B05D2F987" box="[151,255,1551,1575]" italics="true" pageId="3" pageNumber="590">Laccobius</emphasis>
(
<emphasis id="B91FF777FFC44101FED2A43B0481F987" box="[270,428,1551,1575]" italics="true" pageId="3" pageNumber="590">Microlaccobius</emphasis>
)
<emphasis id="B91FF777FFC44101FE67A43B0729F987" box="[443,516,1551,1575]" italics="true" pageId="3" pageNumber="590">fragilis</emphasis>
<bibRefCitation id="EFFA5694FFC44101FDD6A43B07ECF987" author="Nakane, T." box="[522,705,1551,1575]" pageId="3" pageNumber="590" pagination="55 - 58" refId="ref8641" refString="Nakane, T. (1966) New or little known Coleoptera from Japan and its adjacent regions, XXIII. Fragmenta Coleopterologica, 14, 55 - 58." type="journal article" year="1966">Nakane, 1966: 57</bibRefCitation>
</taxonomicName>
</treatmentCitation>
.
</treatmentCitationGroup>
</paragraph>
<paragraph id="8BD42B65FFC44101FF4BA41A06EBF9E6" blockId="3.[151,966,1551,1606]" box="[151,966,1582,1606]" pageId="3" pageNumber="590">
<treatmentCitationGroup id="AB7B0C4BFFC44101FF4BA41A06EBF9E6" box="[151,966,1582,1606]" pageId="3" pageNumber="590">
<treatmentCitation id="0ACA0D74FFC44101FF4BA41A07F8F9E6" author="Gentili, E." box="[151,725,1582,1606]" page=")" pageId="3" pageNumber="590" year="2003">
<taxonomicName id="4C6B50E6FFC44101FF4BA41A07F8F9E6" ID-CoL="3RLQ6" authority=": Gentili (2003: 422)" authorityName=": Gentili" authorityPageNumber="422" authorityYear="2003" box="[151,725,1582,1606]" class="Insecta" family="Hydrophilidae" genus="Laccobius" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="590" phylum="Arthropoda" rank="species" species="fragilis" subGenus="Microlaccobius">
<emphasis id="B91FF777FFC44101FF4BA41A05D2F9E6" box="[151,255,1582,1606]" italics="true" pageId="3" pageNumber="590">Laccobius</emphasis>
(
<emphasis id="B91FF777FFC44101FED2A41A0481F9E6" box="[270,428,1582,1606]" italics="true" pageId="3" pageNumber="590">Microlaccobius</emphasis>
)
<emphasis id="B91FF777FFC44101FE67A41A0729F9E6" box="[443,516,1582,1606]" italics="true" pageId="3" pageNumber="590">fragilis</emphasis>
:
<bibRefCitation id="EFFA5694FFC44101FDCEA41A07F8F9E6" author="Gentili, E." box="[530,725,1582,1606]" pageId="3" pageNumber="590" refId="ref7656" refString="Gentili, E. (2003) Hydrophilidae: III. Additional noteson the genus Laccobius Erichson in China and neighbouring areas (Coleoptera). In: Jach, M. A. &amp; Ji, L. (Eds.), Water beetles of China, Volume 3. Zoologisch-Botanische Gesellschaft in Osterreich and Wiener Coleopterologenverein, Wien, pp. 411 - 429. [vi + 572 pp.]" type="book" year="2003">Gentili (2003: 422)</bibRefCitation>
</taxonomicName>
</treatmentCitation>
(records from
<collectingRegion id="49AFE587FFC44101FCB0A41A06EFF9E6" box="[876,962,1582,1606]" country="China" name="Taiwan)" pageId="3" pageNumber="590">Taiwan)</collectingRegion>
.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="C37178EEFFC44101FF4BA440078BF913" pageId="3" pageNumber="590" type="materials_examined">
<paragraph id="8BD42B65FFC44101FF4BA44007F3F92E" blockId="3.[151,1437,1652,2038]" box="[151,734,1652,1679]" pageId="3" pageNumber="590">
<emphasis id="B91FF777FFC44101FF4BA44004ACF92E" bold="true" box="[151,385,1652,1678]" pageId="3" pageNumber="590">Material examined.</emphasis>
No specimens were examined.
</paragraph>
<paragraph id="8BD42B65FFC44101FF1BA4AC078BF913" blockId="3.[151,1437,1652,2038]" box="[199,678,1688,1715]" pageId="3" pageNumber="590">
<emphasis id="B91FF777FFC44101FF1BA4AC04B1F913" bold="true" box="[199,412,1688,1715]" pageId="3" pageNumber="590">Published record:</emphasis>
<collectingRegion id="49AFE587FFC44101FE7FA4AC04D5F912" box="[419,504,1688,1714]" country="Taiwan" name="Taitung" pageId="3" pageNumber="590">Taitung</collectingRegion>
(
<bibRefCitation id="EFFA5694FFC44101FDDBA4AC07B7F913" author="Gentili, E." box="[519,666,1688,1715]" pageId="3" pageNumber="590" refId="ref7656" refString="Gentili, E. (2003) Hydrophilidae: III. Additional noteson the genus Laccobius Erichson in China and neighbouring areas (Coleoptera). In: Jach, M. A. &amp; Ji, L. (Eds.), Water beetles of China, Volume 3. Zoologisch-Botanische Gesellschaft in Osterreich and Wiener Coleopterologenverein, Wien, pp. 411 - 429. [vi + 572 pp.]" type="book" year="2003">Gentili 2003</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C37178EEFFC44101FF1BA488062FF95B" pageId="3" pageNumber="590" type="distribution">
<paragraph id="8BD42B65FFC44101FF1BA488062FF95B" blockId="3.[151,1437,1652,2038]" pageId="3" pageNumber="590">
<emphasis id="B91FF777FFC44101FF1BA488044CF976" bold="true" box="[199,353,1724,1750]" pageId="3" pageNumber="590">Distribution.</emphasis>
<collectingCountry id="F37C6BF5FFC44101FEB4A4880486F976" box="[360,427,1724,1750]" name="China" pageId="3" pageNumber="590">China</collectingCountry>
(
<collectingRegion id="49AFE587FFC44101FE67A489072AF977" box="[443,519,1725,1751]" country="China" name="Gansu" pageId="3" pageNumber="590">Gansu</collectingRegion>
,
<collectingRegion id="49AFE587FFC44101FDCEA4880757F976" box="[530,634,1724,1750]" country="China" name="Liaoning" pageId="3" pageNumber="590">Liaoning</collectingRegion>
,
<collectingRegion id="49AFE587FFC44101FD5AA48807C9F977" box="[646,740,1724,1751]" country="China" name="Shaanxi" pageId="3" pageNumber="590">Shaanxi</collectingRegion>
),
<collectingCountry id="F37C6BF5FFC44101FD24A4890615F977" box="[760,824,1725,1751]" name="Japan" pageId="3" pageNumber="590">Japan</collectingCountry>
(Honshu, Shikoku, Kyushu),
<collectingCountry id="F37C6BF5FFC44101FB56A48901FCF977" box="[1162,1233,1725,1751]" name="South Korea" pageId="3" pageNumber="590">Korea</collectingCountry>
,
<collectingCountry id="F37C6BF5FFC44101FB01A4880007F976" box="[1245,1322,1724,1750]" name="Russia" pageId="3" pageNumber="590">Russia</collectingCountry>
,?
<collectingCountry id="F37C6BF5FFC44101FA96A48800B1F976" box="[1354,1436,1724,1750]" name="Taiwan" pageId="3" pageNumber="590">Taiwan</collectingCountry>
(
<bibRefCitation id="EFFA5694FFC44101FF43A4D4041DF95B" author="Gentili, E." box="[159,304,1760,1787]" pageId="3" pageNumber="590" refId="ref7656" refString="Gentili, E. (2003) Hydrophilidae: III. Additional noteson the genus Laccobius Erichson in China and neighbouring areas (Coleoptera). In: Jach, M. A. &amp; Ji, L. (Eds.), Water beetles of China, Volume 3. Zoologisch-Botanische Gesellschaft in Osterreich and Wiener Coleopterologenverein, Wien, pp. 411 - 429. [vi + 572 pp.]" type="book" year="2003">Gentili 2003</bibRefCitation>
;
<bibRefCitation id="EFFA5694FFC44101FEE0A4D40706F95B" author="Nakajima, J. &amp; Hayashi, M. &amp; Ishida, K. &amp; Kitano, T. &amp; Yoshitomi, H." box="[316,555,1760,1787]" pageId="3" pageNumber="590" refId="ref8671" refString="Nakajima, J., Hayashi, M., Ishida, K., Kitano, T. &amp; Yoshitomi, H. (2020) Aquatic Coleoptera and Hemiptera of Japan. Bun-ichi Sogo Shuppan, Tokyo, 351 pp." type="book" year="2020">
Nakajima
<emphasis id="B91FF777FFC44101FE6CA4D504CCF95A" box="[432,481,1760,1786]" italics="true" pageId="3" pageNumber="590">et al</emphasis>
. 2020
</bibRefCitation>
;
<bibRefCitation id="EFFA5694FFC44101FDEAA4D407DBF95B" author="Przewozny, M." box="[566,758,1760,1787]" pageId="3" pageNumber="590" refId="ref8776" refString="Przewozny, M. (2020) Catalogue of Palearctic Hydrophiloidea (Coleoptera). Internet version 2020 - 01 - 01. Available from: http: // www. waterbeetles. eu (accessed 9 April 2020)" type="url" year="2020">Przewoźny 2020</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C37178EEFFC44101FF1BA53005F0F856" pageId="3" pageNumber="590" type="discussion">
<paragraph id="8BD42B65FFC44101FF1BA53005F0F856" blockId="3.[151,1437,1652,2038]" pageId="3" pageNumber="590">
<emphasis id="B91FF777FFC44101FF1BA5300462F8BE" bold="true" box="[199,335,1796,1822]" pageId="3" pageNumber="590">Comments.</emphasis>
The first and so far the only record of this species from
<collectingCountry id="F37C6BF5FFC44101FC0DA530010EF8BE" box="[977,1059,1796,1822]" name="Taiwan" pageId="3" pageNumber="590">Taiwan</collectingCountry>
is a male from
<collectingRegion id="49AFE587FFC44101FB09A5300007F8BE" box="[1237,1322,1796,1822]" country="Taiwan" name="Taitung" pageId="3" pageNumber="590">Taitung</collectingRegion>
(southern Taiwan) mentioned by
<bibRefCitation id="EFFA5694FFC44101FE40A51C0712F8E3" author="Gentili, E." box="[412,575,1832,1859]" pageId="3" pageNumber="590" refId="ref7656" refString="Gentili, E. (2003) Hydrophilidae: III. Additional noteson the genus Laccobius Erichson in China and neighbouring areas (Coleoptera). In: Jach, M. A. &amp; Ji, L. (Eds.), Water beetles of China, Volume 3. Zoologisch-Botanische Gesellschaft in Osterreich and Wiener Coleopterologenverein, Wien, pp. 411 - 429. [vi + 572 pp.]" type="book" year="2003">Gentili (2003)</bibRefCitation>
. This species is very similar to
<taxonomicName id="4C6B50E6FFC44101FC7FA51D0104F8E2" authorityName="Gentili" authorityYear="1979" box="[931,1065,1832,1858]" class="Insecta" family="Hydrophilidae" genus="Laccobius" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="590" phylum="Arthropoda" rank="species" species="formosus">
<emphasis id="B91FF777FFC44101FC7FA51D0104F8E2" box="[931,1065,1832,1858]" italics="true" pageId="3" pageNumber="590">L. formosus</emphasis>
</taxonomicName>
, and can be differentiated by the narrower median lobe of the aedeagus (
<figureCitation id="135037E0FFC44101FD93A578078FF8C7" box="[591,674,1868,1895]" captionStart="FIGURES 1018" captionStartId="4.[151,264,1423,1447]" captionTargetBox="[163,1412,192,1363]" captionTargetId="figure-24@4.[151,1436,181,1400]" captionTargetPageId="4" captionText="FIGURES 1018. Dosal view of the habitus and male genitalia of Taiwanese Laccobius species (1013: habitus, 1418: male genitalia). 10, 14: L. politus Gentili, 1979. 11, 15: L. formosus Gentili, 1979. 12, 16: L. hammondi Gentili, 1984. 13, 17: L. roseiceps Régimbart, 1903. 18: L. fragilis Nakane, 1966, after Nakane (1966)." figureDoi="http://doi.org/10.5281/zenodo.4704291" httpUri="https://zenodo.org/record/4704291/files/figure.png" pageId="3" pageNumber="590">Fig. 18</figureCitation>
). We did not find any specimens of
<taxonomicName id="4C6B50E6FFC44101FBEEA579018DF8C6" authorityName=": Gentili" authorityYear="2003" box="[1074,1184,1868,1894]" class="Insecta" family="Hydrophilidae" genus="Laccobius" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="590" phylum="Arthropoda" rank="species" species="fragilis">
<emphasis id="B91FF777FFC44101FBEEA579018DF8C6" box="[1074,1184,1868,1894]" italics="true" pageId="3" pageNumber="590">L. fragilis</emphasis>
</taxonomicName>
in this study, although we also examined specimens from
<collectingRegion id="49AFE587FFC44101FDC3A5440755F82A" box="[543,632,1904,1930]" country="Taiwan" name="Taitung" pageId="3" pageNumber="590">Taitung</collectingRegion>
. The occurrence of
<taxonomicName id="4C6B50E6FFC44101FC88A54506EEF82A" authorityName=": Gentili" authorityYear="2003" box="[852,963,1904,1930]" class="Insecta" family="Hydrophilidae" genus="Laccobius" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="590" phylum="Arthropoda" rank="species" species="fragilis">
<emphasis id="B91FF777FFC44101FC88A54506EEF82A" box="[852,963,1904,1930]" italics="true" pageId="3" pageNumber="590">L. fragilis</emphasis>
</taxonomicName>
in
<collectingCountry id="F37C6BF5FFC44101FC3AA5440115F82A" box="[998,1080,1904,1930]" name="Taiwan" pageId="3" pageNumber="590">Taiwan</collectingCountry>
hence needs to be reconfirmed. However, more species usually co-occur at localities sampled by us in
<collectingCountry id="F37C6BF5FFC44101FC71A5A006D2F80E" box="[941,1023,1940,1966]" name="Taiwan" pageId="3" pageNumber="590">Taiwan</collectingCountry>
and we hence cannot exclude that
<taxonomicName id="4C6B50E6FFC44101FA5AA5A105C5F872" authorityName=": Gentili" authorityYear="2003" class="Insecta" family="Hydrophilidae" genus="Laccobius" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="590" phylum="Arthropoda" rank="species" species="fragilis">
<emphasis id="B91FF777FFC44101FA5AA5A105C5F872" italics="true" pageId="3" pageNumber="590">L. fragilis</emphasis>
</taxonomicName>
may be rare and hence unrecorded by us. Therefore, we still maintain
<taxonomicName id="4C6B50E6FFC44101FC23A58D0140F872" authorityName=": Gentili" authorityYear="2003" box="[1023,1133,1976,2002]" class="Insecta" family="Hydrophilidae" genus="Laccobius" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="590" phylum="Arthropoda" rank="species" species="fragilis">
<emphasis id="B91FF777FFC44101FC23A58D0140F872" box="[1023,1133,1976,2002]" italics="true" pageId="3" pageNumber="590">L. fragilis</emphasis>
</taxonomicName>
as a member of Taiwanese fauna.
</paragraph>
</subSubSection>
</treatment>
</document>