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<document id="80BC9BEFF5F0BD1B4B5E831B84C4D7F1" ID-DOI="10.37520/aemnp.2023.019" ID-ISSN="1804-6487" ID-Zenodo-Dep="10270921" ID-ZooBank="334F2DE5-BB4C-4FF6-B345-FF9975CCB701" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="GgImagineBatch" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1701818631507" checkinUser="felipe" docAuthor="Minoshima, Yûsuke N., Fikáček, Martin &amp; Liu, Hsing-Che" docDate="2023" docId="03C1CA72FF80972CFC5D914F9EA7D13B" docLanguage="en" docName="ActaEntMusNatPra.63.2.305-322.pdf" docOrigin="Acta Entomologica Musei Nationalis Pragae (Acta. Ent. Mus. Natl. Pragae) 63 (2)" docSource="http://dx.doi.org/10.37520/aemnp.2023.019" docStyle="DocumentStyle:BA2C5C8540539042E893A65A182CEA85.8:ActaEntMusNatPra.2018-.journal_article" docStyleId="BA2C5C8540539042E893A65A182CEA85" docStyleName="ActaEntMusNatPra.2018-.journal_article" docStyleVersion="8" docTitle="Peltochares Regimbart 1907" docType="treatment" docVersion="2" lastPageNumber="312" masterDocId="FFF8B20AFF86972BFF94973E9C0BD63B" masterDocTitle="Larval morphology of Crephelochares and Peltochares (Coleoptera: Hydrophilidae)" masterLastPageNumber="322" masterPageNumber="305" pageNumber="311" updateTime="1701819125466" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-NC-ND-3.0">
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<mods:title id="277A3548EFFC25AAE11585A4D08610E8">Larval morphology of Crephelochares and Peltochares (Coleoptera: Hydrophilidae)</mods:title>
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<mods:namePart id="6BEE2DACF1B10110779168365FEE85D3">Minoshima, Yûsuke N.</mods:namePart>
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<mods:namePart id="C2FAAFF4FAAC16A8103A0F80CE537FA3">Fikáček, Martin</mods:namePart>
<mods:affiliation id="20B15AAF3C565CE23C48D825BDD56146">- &amp; National Museum of the Czech Republic, Department of Entomology, Cirkusová 1740, CZ- 19300 Prague</mods:affiliation>
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<mods:namePart id="FF889DF78789EA2E3C6C18E37822ABDD">Liu, Hsing-Che</mods:namePart>
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<treatment id="03C1CA72FF80972CFC5D914F9EA7D13B" LSID="urn:lsid:plazi:treatment:03C1CA72FF80972CFC5D914F9EA7D13B" httpUri="http://treatment.plazi.org/id/03C1CA72FF80972CFC5D914F9EA7D13B" lastPageId="7" lastPageNumber="312" pageId="6" pageNumber="311">
<subSubSection id="C37228EFFF80972DFC5D914F9905D0B3" box="[969,1294,1649,1672]" pageId="6" pageNumber="311" type="nomenclature">
<paragraph id="8BD77B64FF80972DFC5D914F9905D0B3" blockId="6.[969,1294,1649,1672]" box="[969,1294,1649,1672]" pageId="6" pageNumber="311">
<heading id="D09FCC08FF80972DFC5D914F9905D0B3" box="[969,1294,1649,1672]" centered="true" fontSize="10" level="2" pageId="6" pageNumber="311" reason="3">
<taxonomicName id="4C6800E7FF80972DFC5D914F9905D0B3" ID-CoL="8XNRT" authority="Regimbart, 1907" authorityName="Regimbart" authorityYear="1907" box="[969,1294,1649,1672]" class="Insecta" family="Hydrophilidae" genus="Peltochares" kingdom="Animalia" order="Coleoptera" pageId="6" pageNumber="311" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF80972DFC5D914F9905D0B3" bold="true" box="[969,1294,1649,1672]" pageId="6" pageNumber="311">
<emphasis id="B91CA776FF80972DFC5D914F9841D0B3" bold="true" box="[969,1098,1649,1672]" italics="true" pageId="6" pageNumber="311">Peltochares</emphasis>
Régimbart, 1907
</emphasis>
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<subSubSection id="C37228EFFF80972CFCA8919E9EA7D13B" lastPageId="7" lastPageNumber="312" pageId="6" pageNumber="311" type="diagnosis">
<paragraph id="8BD77B64FF80972CFCA8919E9DB3D29B" blockId="6.[828,1437,1696,2071]" lastBlockId="7.[151,761,1065,1792]" lastPageId="7" lastPageNumber="312" pageId="6" pageNumber="311">
<emphasis id="B91CA776FF80972DFCA8919E9FBBD08C" bold="true" box="[828,944,1696,1719]" pageId="6" pageNumber="311">Diagnosis.</emphasis>
Nasale with distinct teeth, almost symmetrical (
<figureCitation id="135367E1FF80972DFCF891FE9FCFD0EC" box="[876,964,1728,1751]" captionStart="Fig" captionStartId="12.[151,182,1764,1783]" captionTargetBox="[174,1415,196,1736]" captionTargetId="figure-114@12.[151,1436,186,1749]" captionTargetPageId="12" captionText="Fig. 9. Third instar larva of Peltochares atropiceus (Régimbart, 1903). A head, dorsal view; B anterior margin of head capsule; C head capsule, dorsal view; D head capsule, ventral view; E prosternum, ventral view; F prothoracic leg; G spiracular atrium, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.10270947" httpUri="https://zenodo.org/record/10270947/files/figure.png" pageId="6" pageNumber="311">Fig. 9B</figureCitation>
). Epistomal lobes present, rounded, almost symmetrical (
<figureCitation id="135367E1FF80972DFC4491DE982DD0CC" box="[976,1062,1760,1783]" captionStart="Fig" captionStartId="12.[151,182,1764,1783]" captionTargetBox="[174,1415,196,1736]" captionTargetId="figure-114@12.[151,1436,186,1749]" captionTargetPageId="12" captionText="Fig. 9. Third instar larva of Peltochares atropiceus (Régimbart, 1903). A head, dorsal view; B anterior margin of head capsule; C head capsule, dorsal view; D head capsule, ventral view; E prosternum, ventral view; F prothoracic leg; G spiracular atrium, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.10270947" httpUri="https://zenodo.org/record/10270947/files/figure.png" pageId="6" pageNumber="311">Fig. 9B</figureCitation>
). Frontal lines convergent at base, coronal line short (
<figureCitation id="135367E1FF80972DFB9F903E9869D12C" box="[1035,1122,1792,1815]" captionStart="Fig" captionStartId="8.[151,182,1503,1522]" captionTargetBox="[162,1424,195,1481]" captionTargetId="figure-13@8.[159,1429,186,1492]" captionTargetPageId="8" captionText="Fig. 6. Head capsule of first instar larva of Peltochares atropiceus (Régimbart, 1903). A dorsal view; B ventral view; C detail of anterior margin, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.10270939" httpUri="https://zenodo.org/record/10270939/files/figure.png" pageId="6" pageNumber="311">Fig. 6A</figureCitation>
). Head capsule and head appendages with paddle-shaped setae (
<figureCitation id="135367E1FF80972DFB57901E992DD10C" box="[1219,1318,1824,1847]" captionStart-0="Fig" captionStart-1="Fig" captionStartId-0="8.[151,182,1503,1522]" captionStartId-1="9.[150,181,1768,1787]" captionTargetBox-0="[162,1424,195,1481]" captionTargetBox-1="[186,1410,208,1736]" captionTargetId-0="figure-13@8.[159,1429,186,1492]" captionTargetId-1="figure-14@9.[172,1413,189,1758]" captionTargetPageId-0="8" captionTargetPageId-1="9" captionText-0="Fig. 6. Head capsule of first instar larva of Peltochares atropiceus (Régimbart, 1903). A dorsal view; B ventral view; C detail of anterior margin, dorsal view." captionText-1="Fig. 7. Head appendages of first instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B, C mandibles, dorsal view; D, E maxilla, dorsal view (D) and ventral view (E); F, G labium, dorsal view (F) and ventral view (G)." figureDoi-0="http://doi.org/10.5281/zenodo.10270939" figureDoi-1="http://doi.org/10.5281/zenodo.10270941" httpUri-0="https://zenodo.org/record/10270939/files/figure.png" httpUri-1="https://zenodo.org/record/10270941/files/figure.png" pageId="6" pageNumber="311">Figs 67</figureCitation>
). Antennomere 1 with small subapical projection on inner face (
<figureCitation id="135367E1FF80972DFAE5907E9F66D14C" captionStart="Fig" captionStartId="13.[151,182,1703,1722]" captionTargetBox="[235,1379,192,1677]" captionTargetId="figure-196@13.[151,1436,186,1686]" captionTargetPageId="13" captionText="Fig. 10. Head appendages of third instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B mandible, dorsal view; C, D maxilla, dorsal view (D) and ventral view (E); E, F labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270953" httpUri="https://zenodo.org/record/10270953/files/figure.png" pageId="6" pageNumber="311">Fig. 10A</figureCitation>
). Antennal sensorium SE1 present on intersegmental membrane between antennomeres 1 and 2 (
<figureCitation id="135367E1FF80972DFAB390BE999BD1AC" box="[1319,1424,1920,1943]" captionStart="Fig" captionStartId="13.[151,182,1703,1722]" captionTargetBox="[235,1379,192,1677]" captionTargetId="figure-196@13.[151,1436,186,1686]" captionTargetPageId="13" captionText="Fig. 10. Head appendages of third instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B mandible, dorsal view; C, D maxilla, dorsal view (D) and ventral view (E); E, F labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270953" httpUri="https://zenodo.org/record/10270953/files/figure.png" pageId="6" pageNumber="311">Fig. 10A</figureCitation>
). Mandibles symmetrical, with two inner teeth (
<figureCitation id="135367E1FF80972DFAB6909E9993D18C" box="[1314,1432,1952,1975]" captionStart="Fig" captionStartId="9.[150,181,1768,1787]" captionTargetBox="[186,1410,208,1736]" captionTargetId="figure-14@9.[172,1413,189,1758]" captionTargetPageId="9" captionText="Fig. 7. Head appendages of first instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B, C mandibles, dorsal view; D, E maxilla, dorsal view (D) and ventral view (E); F, G labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270941" httpUri="https://zenodo.org/record/10270941/files/figure.png" pageId="6" pageNumber="311">Figs 7DE</figureCitation>
,
<figureCitation id="135367E1FF80972DFCA890FE9F60D1EC" box="[828,875,1984,2007]" captionStart="Fig" captionStartId="13.[151,182,1703,1722]" captionTargetBox="[235,1379,192,1677]" captionTargetId="figure-196@13.[151,1436,186,1686]" captionTargetPageId="13" captionText="Fig. 10. Head appendages of third instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B mandible, dorsal view; C, D maxilla, dorsal view (D) and ventral view (E); E, F labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270953" httpUri="https://zenodo.org/record/10270953/files/figure.png" pageId="6" pageNumber="311">10B</figureCitation>
). Anterior corners of mentum projecting anteriorly, this projection sharply pointed in first instar (
<figureCitation id="135367E1FF80972DFAAE90DE9984D1CC" box="[1338,1423,2016,2039]" captionStart="Fig" captionStartId="9.[150,181,1768,1787]" captionTargetBox="[186,1410,208,1736]" captionTargetId="figure-14@9.[172,1413,189,1758]" captionTargetPageId="9" captionText="Fig. 7. Head appendages of first instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B, C mandibles, dorsal view; D, E maxilla, dorsal view (D) and ventral view (E); F, G labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270941" httpUri="https://zenodo.org/record/10270941/files/figure.png" pageId="6" pageNumber="311">Fig. 7F</figureCitation>
), rounded in second and third instar (
<figureCitation id="135367E1FF80972DFB509F3E9913DE2C" box="[1220,1304,2048,2071]" captionStart="Fig" captionStartId="10.[151,182,1724,1743]" captionTargetBox="[181,1384,195,1689]" captionTargetId="figure-152@10.[159,1429,186,1707]" captionTargetPageId="10" captionText="Fig. 8. Head appendages of second instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B mandible, dorsal view; C, D maxilla, dorsal view (D) and ventral view (E); E, F labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270945" httpUri="https://zenodo.org/record/10270945/files/figure.png" pageId="6" pageNumber="311">Figs 8F</figureCitation>
,
<figureCitation id="135367E1FF80972DFAB29F3E9958DE2C" box="[1318,1363,2048,2071]" captionStart="Fig" captionStartId="13.[151,182,1703,1722]" captionTargetBox="[235,1379,192,1677]" captionTargetId="figure-196@13.[151,1436,186,1686]" captionTargetPageId="13" captionText="Fig. 10. Head appendages of third instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B mandible, dorsal view; C, D maxilla, dorsal view (D) and ventral view (E); E, F labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270953" httpUri="https://zenodo.org/record/10270953/files/figure.png" pageId="6" pageNumber="311">10F</figureCitation>
). Legs well developed (
<figureCitation id="135367E1FF81972CFEDA93179DA8D27B" box="[334,419,1065,1088]" captionStart="Fig" captionStartId="12.[151,182,1764,1783]" captionTargetBox="[174,1415,196,1736]" captionTargetId="figure-114@12.[151,1436,186,1749]" captionTargetPageId="12" captionText="Fig. 9. Third instar larva of Peltochares atropiceus (Régimbart, 1903). A head, dorsal view; B anterior margin of head capsule; C head capsule, dorsal view; D head capsule, ventral view; E prosternum, ventral view; F prothoracic leg; G spiracular atrium, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.10270947" httpUri="https://zenodo.org/record/10270947/files/figure.png" pageId="7" pageNumber="312">Fig. 9F</figureCitation>
). Dorsal part of posterior margin of segment 8 strongly projected posteriorly, forming trilobate projection (
<figureCitation id="135367E1FF81972CFEE693579DC3D2BB" box="[370,456,1129,1152]" captionStart="Fig" captionStartId="12.[151,182,1764,1783]" captionTargetBox="[174,1415,196,1736]" captionTargetId="figure-114@12.[151,1436,186,1749]" captionTargetPageId="12" captionText="Fig. 9. Third instar larva of Peltochares atropiceus (Régimbart, 1903). A head, dorsal view; B anterior margin of head capsule; C head capsule, dorsal view; D head capsule, ventral view; E prosternum, ventral view; F prothoracic leg; G spiracular atrium, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.10270947" httpUri="https://zenodo.org/record/10270947/files/figure.png" pageId="7" pageNumber="312">Fig. 9G</figureCitation>
). Abdominal prolegs absent. Acrocercus long (
<figureCitation id="135367E1FF81972CFEC193B79DA0D29B" box="[341,427,1161,1184]" captionStart="Fig" captionStartId="12.[151,182,1764,1783]" captionTargetBox="[174,1415,196,1736]" captionTargetId="figure-114@12.[151,1436,186,1749]" captionTargetPageId="12" captionText="Fig. 9. Third instar larva of Peltochares atropiceus (Régimbart, 1903). A head, dorsal view; B anterior margin of head capsule; C head capsule, dorsal view; D head capsule, ventral view; E prosternum, ventral view; F prothoracic leg; G spiracular atrium, dorsal view." figureDoi="http://doi.org/10.5281/zenodo.10270947" httpUri="https://zenodo.org/record/10270947/files/figure.png" pageId="7" pageNumber="312">Fig. 9G</figureCitation>
).
</paragraph>
<caption id="DF172BECFF81972CFF0C948C981CD5E4" ID-DOI="http://doi.org/10.5281/zenodo.10270937" ID-Zenodo-Dep="10270937" httpUri="https://zenodo.org/record/10270937/files/figure.png" pageId="7" pageNumber="312" startId="7.[152,183,946,965]" targetBox="[158,1435,190,930]" targetPageId="7" targetType="figure">
<paragraph id="8BD77B64FF81972CFF0C948C981CD5E4" blockId="7.[150,1436,946,991]" pageId="7" pageNumber="312">
Fig. 5. Larvae of
<taxonomicName id="4C6800E7FF81972CFEB3948C9E85D5FE" authority="(Regimbart, 1903)" baseAuthorityName="Regimbart" baseAuthorityYear="1903" box="[295,654,946,965]" class="Insecta" family="Hydrophilidae" genus="Peltochares" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="species" species="atropiceus">
<emphasis id="B91CA776FF81972CFEB3948C9DE1D5FE" box="[295,490,946,965]" italics="true" pageId="7" pageNumber="312">Peltochares atropiceus</emphasis>
(Régimbart, 1903)
</taxonomicName>
. A first instar larva, dorsal view; B second instar larva, dorsal view; C third instar larva, dorsal, lateral, ventral view; D first instar larva, alive individual; E third instar larva, alive individual.
</paragraph>
</caption>
<paragraph id="8BD77B64FF81972CFF0393979EA7D13B" blockId="7.[151,761,1065,1792]" pageId="7" pageNumber="312">
<emphasis id="B91CA776FF81972CFF0393979D7ED2FB" bold="true" box="[151,373,1193,1216]" pageId="7" pageNumber="312">Comparative notes.</emphasis>
Larvae of
<taxonomicName id="4C6800E7FF81972CFE7C93979E6DD2FB" authorityName="Regimbart" authorityYear="1907" box="[488,614,1193,1216]" class="Insecta" family="Hydrophilidae" genus="Peltochares" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFE7C93979E6DD2FB" box="[488,614,1193,1216]" italics="true" pageId="7" pageNumber="312">Peltochares</emphasis>
</taxonomicName>
are similar to those of
<taxonomicName id="4C6800E7FF81972CFF6493F79E02D2DB" authority="Mulsant, 1844" authorityName="Mulsant" authorityYear="1844" box="[240,521,1225,1248]" class="Insecta" family="Hydrophilidae" genus="Helochares" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFF6493F79D61D2DB" box="[240,362,1225,1248]" italics="true" pageId="7" pageNumber="312">Helochares</emphasis>
Mulsant, 1844
</taxonomicName>
; however,
<taxonomicName id="4C6800E7FF81972CFDED93F79EFCD2DB" authorityName="Regimbart" authorityYear="1907" box="[633,759,1225,1248]" class="Insecta" family="Hydrophilidae" genus="Peltochares" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFDED93F79EFCD2DB" box="[633,759,1225,1248]" italics="true" pageId="7" pageNumber="312">Peltochares</emphasis>
</taxonomicName>
may be distinguished from
<taxonomicName id="4C6800E7FF81972CFE5693D79E37D33B" authorityName="Mulsant" authorityYear="1844" box="[450,572,1257,1280]" class="Insecta" family="Hydrophilidae" genus="Helochares" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFE5693D79E37D33B" box="[450,572,1257,1280]" italics="true" pageId="7" pageNumber="312">Helochares</emphasis>
</taxonomicName>
by the anteriorly projecting corners of mentum (
<figureCitation id="135367E1FF81972CFE7092379E33D31B" box="[484,568,1289,1312]" captionStart="Fig" captionStartId="9.[150,181,1768,1787]" captionTargetBox="[186,1410,208,1736]" captionTargetId="figure-14@9.[172,1413,189,1758]" captionTargetPageId="9" captionText="Fig. 7. Head appendages of first instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B, C mandibles, dorsal view; D, E maxilla, dorsal view (D) and ventral view (E); F, G labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270941" httpUri="https://zenodo.org/record/10270941/files/figure.png" pageId="7" pageNumber="312">Figs 7F</figureCitation>
,
<figureCitation id="135367E1FF81972CFDD792379E54D31B" box="[579,607,1289,1312]" captionStart="Fig" captionStartId="10.[151,182,1724,1743]" captionTargetBox="[181,1384,195,1689]" captionTargetId="figure-152@10.[159,1429,186,1707]" captionTargetPageId="10" captionText="Fig. 8. Head appendages of second instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B mandible, dorsal view; C, D maxilla, dorsal view (D) and ventral view (E); E, F labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270945" httpUri="https://zenodo.org/record/10270945/files/figure.png" pageId="7" pageNumber="312">8F</figureCitation>
,
<figureCitation id="135367E1FF81972CFDFF92379E93D31B" box="[619,664,1289,1312]" captionStart="Fig" captionStartId="13.[151,182,1703,1722]" captionTargetBox="[235,1379,192,1677]" captionTargetId="figure-196@13.[151,1436,186,1686]" captionTargetPageId="13" captionText="Fig. 10. Head appendages of third instar larva of Peltochares atropiceus (Régimbart, 1903). A antenna, dorsal view; B mandible, dorsal view; C, D maxilla, dorsal view (D) and ventral view (E); E, F labium, dorsal view (F) and ventral view (G)." figureDoi="http://doi.org/10.5281/zenodo.10270953" httpUri="https://zenodo.org/record/10270953/files/figure.png" pageId="7" pageNumber="312">10F</figureCitation>
); anterolateral corners are angulate and not projecting anteriad in
<taxonomicName id="4C6800E7FF81972CFF0392779D18D35B" authorityName="Mulsant" authorityYear="1844" box="[151,275,1353,1376]" class="Insecta" family="Hydrophilidae" genus="Helochares" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFF0392779D18D35B" box="[151,275,1353,1376]" italics="true" pageId="7" pageNumber="312">Helochares</emphasis>
</taxonomicName>
(e.g.,
<bibRefCitation id="EFF90695FF81972CFEC992779E47D35B" author="ARCHANGELSKY M." box="[349,588,1353,1376]" pageId="7" pageNumber="312" pagination="1 - 207" refId="ref11327" refString="ARCHANGELSKY M. 1997: Studies on the biology, ecology, and systematics of the immature stages of New World Hydrophiloidea (Coleoptera: Staphyliniformia). Bulletin of the Ohio Biological Survey, New Series 12: 1 - 207." type="book chapter" year="1997">ARCHANGELSKY 1997</bibRefCitation>
,
<bibRefCitation id="EFF90695FF81972CFDCF92779D24D3BB" author="MINOSHIMA Y. &amp; HAYASHI M." pageId="7" pageNumber="312" pagination="1 - 118" refId="ref11865" refString="MINOSHIMA Y. &amp; HAYASHI M. 2011: Larval morphology of the Japanese species of the tribes Acidocerini, Hydrobiusini and Hydrophilini (Coleoptera: Hydrophilidae). Acta Entomologica Musei Nationalis Pragae 51 (supplementum): 1 - 118." type="journal article" year="2011">MINOSHIMA &amp; HAYASHI 2011</bibRefCitation>
) (
<tableCitation id="C6EA4EDFFF81972CFED392579D94D3BB" box="[327,415,1385,1408]" captionStart="Table 2" captionStartId="14.[151,198,534,553]" captionText="Table 2. Summary of current knowledge of morphology of Acidocerinae larvae. See Table 3 for references." pageId="7" pageNumber="312">Table 2</tableCitation>
). In this character,
<taxonomicName id="4C6800E7FF81972CFDED92579EF3D3BB" authorityName="Regimbart" authorityYear="1907" box="[633,760,1385,1408]" class="Insecta" family="Hydrophilidae" genus="Peltochares" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFDED92579EF3D3BB" box="[633,760,1385,1408]" italics="true" pageId="7" pageNumber="312">Peltochares</emphasis>
</taxonomicName>
resembles representatives of the tribe
<taxonomicName id="4C6800E7FF81972CFDA992B79ECCD39B" box="[573,711,1417,1440]" class="Insecta" family="Hydrophilidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="tribe" tribe="Hydrophilini">Hydrophilini</taxonomicName>
and the genus
<taxonomicName id="4C6800E7FF81972CFE9A92979E3AD3FB" authority="Erichson, 1843" authorityName="Erichson" authorityYear="1843" box="[270,561,1449,1472]" class="Insecta" family="Hydrophilidae" genus="Amphiops" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFE9A92979D77D3FB" box="[270,380,1449,1472]" italics="true" pageId="7" pageNumber="312">Amphiops</emphasis>
Erichson, 1843
</taxonomicName>
of the subfamily
<taxonomicName id="4C6800E7FF81972CFF0392F79D3ED3DB" box="[151,309,1481,1504]" class="Insecta" family="Hydrophilidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="subFamily" subFamily="Hydrophilinae">Hydrophilinae</taxonomicName>
. The larva of
<taxonomicName id="4C6800E7FF81972CFE5292F79E4FD3DB" authorityName="Regimbart" authorityYear="1907" box="[454,580,1481,1504]" class="Insecta" family="Hydrophilidae" genus="Peltochares" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFE5292F79E4FD3DB" box="[454,580,1481,1504]" italics="true" pageId="7" pageNumber="312">Peltochares</emphasis>
</taxonomicName>
differs from that of
<taxonomicName id="4C6800E7FF81972CFF2792D79D15D03B" authorityName="Erichson" authorityYear="1843" box="[179,286,1513,1536]" class="Insecta" family="Hydrophilidae" genus="Amphiops" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="genus">
<emphasis id="B91CA776FF81972CFF2792D79D15D03B" box="[179,286,1513,1536]" italics="true" pageId="7" pageNumber="312">Amphiops</emphasis>
</taxonomicName>
by the presence of ligula, narrower mentum, very short maxillary palpomere 1, and antennomere 1 much shorter than antennomere 2 (see
<bibRefCitation id="EFF90695FF81972CFE6A91179CDAD05B" author="MINOSHIMA Y. &amp; HAYASHI M." pageId="7" pageNumber="312" pagination="47 - 59" refId="ref11908" refString="MINOSHIMA Y. &amp; HAYASHI M. 2012: Larval morphology of Amphiops mater mater Sharp (Coleoptera: Hydrophilidae: Chaetarthriini). Zootaxa 3351: 47 - 59." type="journal article" year="2012">MINOSHIMA &amp; HAYASHI 2012</bibRefCitation>
). It differs from the larvae of
<taxonomicName id="4C6800E7FF81972CFDB091779EA5D05B" box="[548,686,1609,1632]" class="Insecta" family="Hydrophilidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="tribe" tribe="Hydrophilini">Hydrophilini</taxonomicName>
in the well-developed antennal sensorium (reduced in size and hence inconspicuous in all
<taxonomicName id="4C6800E7FF81972CFE2D91B79E48D09B" box="[441,579,1673,1696]" class="Insecta" family="Hydrophilidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="7" pageNumber="312" phylum="Arthropoda" rank="tribe" tribe="Hydrophilini">Hydrophilini</taxonomicName>
larvae), the very short maxillary palpomere 1, and antennomere 1 without numerous setae or spines (see e.g.,
<bibRefCitation id="EFF90695FF81972CFD9F91F79EFFD0DB" author="ARCHANGELSKY M." box="[523,756,1737,1760]" pageId="7" pageNumber="312" pagination="1 - 207" refId="ref11327" refString="ARCHANGELSKY M. 1997: Studies on the biology, ecology, and systematics of the immature stages of New World Hydrophiloidea (Coleoptera: Staphyliniformia). Bulletin of the Ohio Biological Survey, New Series 12: 1 - 207." type="book chapter" year="1997">ARCHANGELSKY 1997</bibRefCitation>
,
<bibRefCitation id="EFF90695FF81972CFF0391D79D6BD13B" author="TORRES P. L. M. &amp; MICHAT M. C. &amp; ARCHANGELSKY M." box="[151,352,1769,1792]" pageId="7" pageNumber="312" pagination="1 - 25" refId="ref12346" refString="TORRES P. L. M., MICHAT M. C. &amp; ARCHANGELSKY M. 2008: Description of the preimaginal stages of three species of the genus Tropisternus Solier, subgenus Strepitornus Hansen (Coleoptera: Hydrophilidae), with emphasis on morphometry and chaetotaxy. Zootaxa 1702: 1 - 25." type="journal article" year="2008">TORRES et al. 2008</bibRefCitation>
,
<bibRefCitation id="EFF90695FF81972CFEFF91D79EABD13B" author="MINOSHIMA Y. &amp; HAYASHI M." box="[363,672,1769,1792]" pageId="7" pageNumber="312" pagination="1 - 118" refId="ref11865" refString="MINOSHIMA Y. &amp; HAYASHI M. 2011: Larval morphology of the Japanese species of the tribes Acidocerini, Hydrobiusini and Hydrophilini (Coleoptera: Hydrophilidae). Acta Entomologica Musei Nationalis Pragae 51 (supplementum): 1 - 118." type="journal article" year="2011">MINOSHIMA &amp; HAYASHI 2011</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>