352 lines
53 KiB
XML
352 lines
53 KiB
XML
<document id="ED3C330AB736208C44B81BE7F2371A56" ID-DOI="10.5281/zenodo.178839" ID-GBIF-Dataset="b18aee09-31d9-4ca1-92fe-c77253874b4a" ID-ISSN="1175-5326" ID-Zenodo-Dep="178839" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459925541573" checkinUser="plazi" docAuthor="Menu-Marque, Silvina & Sorarrain, Dora" docDate="2007" docId="038E6C3A5913FFC0F6CF41C4D0A4FC1E" docLanguage="en" docName="zt01607p055.pdf" docOrigin="Zootaxa 1607" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Halicyclops ramirezi Menu-Marque & Sorarrain, 2007, sp. nov." docType="treatment" docVersion="10" lastPageNumber="54" masterDocId="FFB714425911FFC7F6584363D140FFCC" masterDocTitle="The southernmost South American record of the genus Halicyclops Norman, 1903 (Cyclopoida: Cyclopidae) with the description of a new species" masterLastPageNumber="55" masterPageNumber="47" pageNumber="49" updateTime="1698229477649" updateUser="plazi">
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<mods:title id="8F92784D8B824008B541E3F37FD94870">The southernmost South American record of the genus Halicyclops Norman, 1903 (Cyclopoida: Cyclopidae) with the description of a new species</mods:title>
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<mods:namePart id="AE3F157543C6C0935D48248CB734057E">Menu-Marque, Silvina</mods:namePart>
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<mods:namePart id="1FCFC82D67DF55C5A2E294FD8773435C">Sorarrain, Dora</mods:namePart>
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<mods:typeOfResource id="4C592C7FFD4C709A599527D7C372B24D">text</mods:typeOfResource>
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<mods:title id="643F7EAE50160479FD886BE9074C9A44">Zootaxa</mods:title>
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<mods:part id="51DA4CBF5AB2737D85AD5394AA9421D4">
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<mods:date id="541BEEBF558A686DFB5CA3B6F092CB6F">2007</mods:date>
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<mods:identifier id="331815A2B8B1792BA5B8C6ECF3A0C62B" type="DOI">10.5281/zenodo.178839</mods:identifier>
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<mods:identifier id="D3C1045A070377E34E04BDAB045BBD41" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="858BBE1C6C5946474264D38A708E3150" type="Zenodo-Dep">178839</mods:identifier>
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<treatment id="038E6C3A5913FFC0F6CF41C4D0A4FC1E" ID-DOI="http://doi.org/10.5281/zenodo.5688404" ID-GBIF-Taxon="119374212" ID-Zenodo-Dep="5688404" LSID="urn:lsid:plazi:treatment:038E6C3A5913FFC0F6CF41C4D0A4FC1E" httpUri="http://treatment.plazi.org/id/038E6C3A5913FFC0F6CF41C4D0A4FC1E" lastPageId="7" lastPageNumber="54" pageId="2" pageNumber="49">
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<subSubSection id="C33D8EA75913FFC5F6CF41C4D05EFD28" pageId="2" pageNumber="49" type="nomenclature">
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<paragraph id="8B98DD2C5913FFC5F6CF41C4D0B6FD0D" blockId="2.[151,502,679,740]" box="[151,502,679,705]" pageId="2" pageNumber="49">
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<heading id="D0D06A405913FFC5F6CF41C4D0B6FD0D" bold="true" box="[151,502,679,705]" fontSize="11" level="1" pageId="2" pageNumber="49" reason="1">
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<emphasis id="B953013E5913FFC5F6CF41C4D0B6FD0D" bold="true" box="[151,502,679,705]" pageId="2" pageNumber="49">
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<taxonomicName id="4C27A6AF5913FFC5F6CF41C4D0D1FD0D" box="[151,401,679,705]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="2" pageNumber="49" phylum="Arthropoda" rank="species" species="ramirezi" status="sp. nov.">
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<emphasis id="B953013E5913FFC5F6CF41C4D0D1FD0D" bold="true" box="[151,401,679,705]" italics="true" pageId="2" pageNumber="49">Halicyclops ramirezi</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A260BC455913FFC5F7C041C4D0B6FD0D" box="[408,502,679,705]" pageId="2" pageNumber="49" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B98DD2C5913FFC5F6CF41A9D05EFD28" blockId="2.[151,502,679,740]" box="[151,286,714,740]" pageId="2" pageNumber="49">
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(
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<figureCitation id="131CC1A95913FFC5F6C741A9D057FD28" box="[159,279,714,740]" captionStart-0="FIGURES 2 – 11" captionStart-1="FIGURES 22 – 28" captionStartId-0="3.[151,269,1931,1955]" captionStartId-1="5.[151,269,1813,1837]" captionTargetBox-0="[151,1436,206,1880]" captionTargetBox-1="[185,1365,193,1812]" captionTargetId-0="figure@3.[151,1436,194,1907]" captionTargetId-1="figure@5.[165,1427,132,1814]" captionTargetPageId-0="3" captionTargetPageId-1="5" captionText-0="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." captionText-1="FIGURES 22 – 28. Halicyclops ramirezi sp. nov. male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P 4; 27: P 5; 28: P 5 and P 6. Figs 22 – 23, 28 from allotype; 24 – 27 from paratype 3. Scale bars: 0.1 mm." httpUri-0="https://zenodo.org/record/178841/files/figure.png" httpUri-1="https://zenodo.org/record/178842/files/figure.png" pageId="2" pageNumber="49">Figs 2–28</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C33D8EA75913FFC5F6CF4079D37FFC48" pageId="2" pageNumber="49" type="materials_examined">
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<paragraph id="8B98DD2C5913FFC5F6CF4079D37FFC48" blockId="2.[151,1437,794,2020]" pageId="2" pageNumber="49">
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<emphasis id="B953013E5913FFC5F6CF4079D0CBFCF8" bold="true" box="[151,395,794,820]" pageId="2" pageNumber="49">Material examined.</emphasis>
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<specimenCount id="9D2116A55913FFC5F7CB4079D345FCF8" box="[403,517,794,820]" pageId="2" pageNumber="49" type="female">3 females</specimenCount>
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and
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<specimenCount id="9D2116A55913FFC5F4674079D3D9FCF8" box="[575,665,794,820]" pageId="2" pageNumber="49" type="male">3 males</specimenCount>
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from Laguna Mar Chiquita (
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<geoCoordinate id="EE13BBEB5913FFC5F5A84079D514FCF8" box="[1008,1108,794,820]" direction="south" orientation="latitude" pageId="2" pageNumber="49" precision="925" value="-37.666668">37°40´S</geoCoordinate>
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,
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<geoCoordinate id="EE13BBEB5913FFC5F2384079D58EFCF8" box="[1120,1230,794,820]" direction="west" orientation="longitude" pageId="2" pageNumber="49" precision="925" value="-57.316666">57°19´W</geoCoordinate>
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) (
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<figureCitation id="131CC1A95913FFC5F2BF4079D46CFCF8" box="[1255,1324,794,820]" captionStart="FIGURE 1" captionStartId="1.[151,255,1838,1862]" captionTargetBox="[200,1384,506,1790]" captionTargetId="figure@1.[196,1393,499,1830]" captionTargetPageId="1" captionText="FIGURE 1. Laguna Mar Chiquita, study area marked with arrow." httpUri="https://zenodo.org/record/178840/files/figure.png" pageId="2" pageNumber="49">Fig. 1</figureCitation>
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). Female
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<typeStatus id="549C638E5913FFC5F6CF4021D1BEFC90" box="[151,254,834,860]" pageId="2" pageNumber="49" type="holotype">holotype</typeStatus>
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(MACN-In 36391), male allotype (MACN-In 36392) and four dissected
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<typeStatus id="549C638E5913FFC5F2C24021D44AFC90" box="[1178,1290,834,860]" pageId="2" pageNumber="49" type="paratype">paratypes</typeStatus>
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(MACN-In 36393), two females and two males.
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</paragraph>
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</subSubSection>
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<subSubSection id="C33D8EA75913FFC1F69F40F1D38CF8A6" lastPageId="6" lastPageNumber="53" pageId="2" pageNumber="49" type="description">
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<paragraph id="8B98DD2C5913FFC5F69F40F1D424FAD8" blockId="2.[151,1437,794,2020]" pageId="2" pageNumber="49">
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<emphasis id="B953013E5913FFC5F69F40F1D083FC60" bold="true" box="[199,451,914,940]" pageId="2" pageNumber="49">Description. Female</emphasis>
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.
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<typeStatus id="549C638E5913FFC5F78B40F1D37AFC60" box="[467,570,914,940]" pageId="2" pageNumber="49" type="holotype">holotype</typeStatus>
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total length, excluding caudal setae,
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<quantity id="4CDF70C95913FFC5F5AD40F1D514FC60" box="[1013,1108,914,940]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="2" pageNumber="49" unit="mm" value="0.7">0.7 mm</quantity>
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. Prosome: urosome ratio of
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<typeStatus id="549C638E5913FFC5F6CF40D9D042FC18" box="[151,258,954,980]" pageId="2" pageNumber="49" type="holotype">holotype</typeStatus>
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: 1.5. Postero-dorsal border of all prosomites smooth (
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<figureCitation id="131CC1A95913FFC5F52340D9D283FC18" box="[891,963,954,980]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Fig. 2</figureCitation>
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). Genital double-somite (
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<figureCitation id="131CC1A95913FFC5F2A840D9D477FC18" box="[1264,1335,954,980]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Fig. 3</figureCitation>
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) as long as wide, with 2 large triangular protrusions located laterally in the anterior third, similar to those of
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<taxonomicName id="4C27A6AF5913FFC5F37D4081D06CFBE8" authority="Rocha, 1984" authorityName="Rocha" authorityYear="1984" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="2" pageNumber="49" phylum="Arthropoda" rank="species" species="pilosus">
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<emphasis id="B953013E5913FFC5F37D4081D4DCFC37" box="[1317,1436,994,1019]" italics="true" pageId="2" pageNumber="49">H. pilosus</emphasis>
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<bibRefCitation id="EFB6A0DD5913FFC5F6CF4769D06CFBE8" author="Rocha" box="[151,300,1034,1060]" pageId="2" pageNumber="54" refString="Rocha, C. E. F. (1984). Four new species of Halicyclops Norman (Copepoda, Cyclopoida) from Brazil. Hydrobiologia, 119, 107 - 117." type="journal article" year="1984">Rocha, 1984</bibRefCitation>
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</taxonomicName>
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and small lateral integumentary windows on the posterior third. Such structures are present also in
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<taxonomicName id="4C27A6AF5913FFC5F6ED4751D304FB80" authority="Lindberg, 1954" authorityName="Lindberg" authorityYear="1954" box="[181,580,1074,1100]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="2" pageNumber="49" phylum="Arthropoda" rank="species" species="venezuelaensis">
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<emphasis id="B953013E5913FFC5F6ED4751D0C8FB87" box="[181,392,1074,1099]" italics="true" pageId="2" pageNumber="49">H. venezuelaensis</emphasis>
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<bibRefCitation id="EFB6A0DD5913FFC5F7D74751D304FB80" author="Lindberg" box="[399,580,1074,1100]" pageId="2" pageNumber="54" refString="Lindberg, K. 1954. Cyclopides (Crustaces, Copepodes) de l'Amerique du Sud. Arkiv for Zoologi 7 (11), 193 - 222." type="journal article" year="1954">Lindberg, 1954</bibRefCitation>
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</taxonomicName>
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(as illustrated by
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<bibRefCitation id="EFB6A0DD5913FFC5F5404751D2F6FB80" author="Rocha" box="[792,950,1074,1100]" pageId="2" pageNumber="54" refString="Rocha, C. E. F. (1995 a). Copepods of the genus Halicyclops (Cyclopidae) from Belize. Hydrobiologia, 308, 1 - 11." type="journal article" year="1995" yearSuffix="a">Rocha 1995a</bibRefCitation>
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), but here are slightly triangular. Seminal receptacle not visible (
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<figureCitation id="131CC1A95913FFC5F7F94739D0A8FBB8" box="[417,488,1114,1140]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Fig. 3</figureCitation>
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). Copulatory pore located centrally at the proximal third of the somite. Posterior edges of urosomites with denticulate hyaline membrane, larger in genital double-somite and decreasing in size in 2 subsequent urosomites, with denticles far more conspicuous on ventral than on dorsal surface (
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<figureCitation id="131CC1A95913FFC5F37C47C9D4CFFB08" box="[1316,1423,1194,1220]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Figs 3–4</figureCitation>
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). Anal pseudoperculum unarmed and with rounded margin. Anal somite deeply incised, with distal edge smooth dorsally and denticulate ventrally. Anal area with semicircular row of long spinules on each side.
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</paragraph>
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<paragraph id="8B98DD2C5913FFC5F69F4641D525F9E0" blockId="2.[151,1437,794,2020]" pageId="2" pageNumber="49">
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Caudal rami as long as wide (
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<figureCitation id="131CC1A95913FFC5F4604641D3C2FAF0" box="[568,642,1314,1340]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Fig. 3</figureCitation>
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). Lateral seta inserted on a raised base located at end of slightly broader proximal third of caudal ramus, somewhat longer than or equal to the width of ramus itself. Dorsal seta with articulated base, inserted on distally-located papilla and longer than lateral seta. Outer apical seta longer and stiffer than inner apical seta. Inner median seta representing about 60% of total body length, 2.3– 2.5 longer than outer median seta, with basal portion ornamented with sparse short setules and terminal portion with longer, more numerous setules on both sides, becoming gradually thinner towards apex. Outer median seta (
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<figureCitation id="131CC1A95913FFC5F76A4571D0DAF9E0" box="[306,410,1554,1580]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Figs 5–6</figureCitation>
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) also setulose, but setules shorter and not so densely packed.
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</paragraph>
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<paragraph id="8B98DD2C5913FFC5F69F4559D22CF900" blockId="2.[151,1437,794,2020]" pageId="2" pageNumber="49">
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Antennule (
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<figureCitation id="131CC1A95913FFC5F70A4559D0D9F998" box="[338,409,1594,1620]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Fig. 7</figureCitation>
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) 6-segmented, with the same structure and armature as other species of genus, e.g.
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<taxonomicName id="4C27A6AF5913FFC5F3274558D005F9B0" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="2" pageNumber="49" phylum="Arthropoda" rank="species" species="venezuelaensis">
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||
<emphasis id="B953013E5913FFC5F3274558D005F9B0" italics="true" pageId="2" pageNumber="49">H. venezuelaensis</emphasis>
|
||
</taxonomicName>
|
||
(as redescribed by
|
||
<bibRefCitation id="EFB6A0DD5913FFC5F4734501D389F9B0" author="Rocha" box="[555,713,1634,1660]" pageId="2" pageNumber="54" refString="Rocha, C. E. F. (1995 a). Copepods of the genus Halicyclops (Cyclopidae) from Belize. Hydrobiologia, 308, 1 - 11." type="journal article" year="1995" yearSuffix="a">Rocha 1995a</bibRefCitation>
|
||
),
|
||
<taxonomicName id="4C27A6AF5913FFC5F4864500D547F9B0" authority="Rocha, 1991" authorityName="Rocha" authorityYear="1991" box="[734,1031,1634,1660]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="2" pageNumber="49" phylum="Arthropoda" rank="species" species="hurlberti">
|
||
<emphasis id="B953013E5913FFC5F4864500D22AF9B0" box="[734,874,1635,1660]" italics="true" pageId="2" pageNumber="49">H. hurlberti</emphasis>
|
||
<bibRefCitation id="EFB6A0DD5913FFC5F52A4501D547F9B0" author="Rocha" box="[882,1031,1634,1660]" pageId="2" pageNumber="54" refString="Rocha, C. E. F. (1991). A new species of Halicyclops (Copepoda, Cyclopidae) from California, and a revision of some Halicyclops material in the collections of the US Museum of Natural History. Hydrobiologia, 236, 29 - 37." type="journal article" year="1991">Rocha, 1991</bibRefCitation>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C27A6AF5913FFC5F2194500D1E7F968" authority="Rocha, 1995: 8" authorityName="Rocha" authorityPageNumber="8" authorityYear="1995" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="2" pageNumber="49" phylum="Arthropoda" rank="species" species="tetracanthus">
|
||
<emphasis id="B953013E5913FFC5F2194500D5B7F9B0" box="[1089,1271,1635,1660]" italics="true" pageId="2" pageNumber="49">H. tetracanthus</emphasis>
|
||
Rocha, 1995: 8
|
||
</taxonomicName>
|
||
, 12, 5 + spine, 6 + aesthetasc, 2, 10 + aesthetasc (
|
||
<bibRefCitation id="EFB6A0DD5913FFC5F4B245E9D2CBF968" author="Rocha" box="[746,907,1674,1700]" pageId="2" pageNumber="54" refString="Rocha, C. E. F. (1995 a). Copepods of the genus Halicyclops (Cyclopidae) from Belize. Hydrobiologia, 308, 1 - 11." type="journal article" year="1995" yearSuffix="a">Rocha 1995a</bibRefCitation>
|
||
). Fourth segment about 1.8 longer than wide, its anterior margin notched at insertion of each marginal seta.
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5913FFC5F69F45B9D3DDF858" blockId="2.[151,1437,794,2020]" pageId="2" pageNumber="49">
|
||
Antenna (
|
||
<figureCitation id="131CC1A95913FFC5F76245B9D0C0F938" box="[314,384,1754,1780]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Fig. 8</figureCitation>
|
||
) 3-segmented. Reduced coxa unarmed, fused to basis; basis with 2 plumose setae at inner distal corner; exopod represented by hyaline, sparsely plumose seta, reaching base of terminal segment. Endopod 2-segmented; first segment bearing a single submarginal seta in distal third. Last segment bearing 5 setae along inner margin distributed 1-2-2 on 3 notches, and 7 setae of diverse lengths at tip; outer margin with transverse rows of spinules forming 3 archs.
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5913FFC5F69F44C1D21EF828" blockId="2.[151,1437,794,2020]" pageId="2" pageNumber="49">
|
||
Mandible (
|
||
<figureCitation id="131CC1A95913FFC5F71144C1D0D1F870" box="[329,401,1954,1980]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="2" pageNumber="49">Fig. 9</figureCitation>
|
||
) consisting of gnathobase provided with sharp toothed
|
||
<emphasis id="B953013E5913FFC5F27544C0D586F870" box="[1069,1222,1955,1980]" italics="true" pageId="2" pageNumber="49">pars incisiva</emphasis>
|
||
and reduced palp with 2 naked setae, the longest barely reaching base of teeth.
|
||
</paragraph>
|
||
<caption id="DF588DA45912FFC4F6CF44E8D433F824" httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="3" pageNumber="50" targetBox="[151,1436,206,1880]" targetPageId="3">
|
||
<paragraph id="8B98DD2C5912FFC4F6CF44E8D433F824" blockId="3.[151,1437,1931,2024]" pageId="3" pageNumber="50">
|
||
<emphasis id="B953013E5912FFC4F6CF44E8D00EF86F" bold="true" box="[151,334,1931,1955]" pageId="3" pageNumber="50">FIGURES 2–11.</emphasis>
|
||
<taxonomicName id="4C27A6AF5912FFC4F70C44EFD373F86F" box="[340,563,1932,1955]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="3" pageNumber="50" phylum="Arthropoda" rank="species" species="ramirezi" status="sp. nov.">
|
||
<emphasis id="B953013E5912FFC4F70C44EFD373F86F" box="[340,563,1932,1955]" italics="true" pageId="3" pageNumber="50">Halicyclops ramirezi</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B953013E5912FFC4F46244E8D3CFF86F" bold="true" box="[570,655,1931,1955]" pageId="3" pageNumber="50">
|
||
<taxonomicNameLabel id="A260BC455912FFC4F46244E8D3CFF86F" box="[570,655,1931,1955]" pageId="3" pageNumber="50" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2–4 from holotype; 5–8, from paratype 1; 9–11 from paratype 2. Scale bars: 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B98DD2C5915FFC3F6CF44EFD452F825" blockId="4.[151,1436,1932,2025]" pageId="4" pageNumber="51">
|
||
<emphasis id="B953013E5915FFC3F6CF44EFD01EF868" bold="true" box="[151,350,1932,1956]" pageId="4" pageNumber="51">FIGURES 12–21.</emphasis>
|
||
<taxonomicName id="4C27A6AF5915FFC3F73D44EFD304F86F" box="[357,580,1932,1955]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="4" pageNumber="51" phylum="Arthropoda" rank="species" species="ramirezi" status="sp. nov.">
|
||
<emphasis id="B953013E5915FFC3F73D44EFD304F86F" box="[357,580,1932,1955]" italics="true" pageId="4" pageNumber="51">Halicyclops ramirezi</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B953013E5915FFC3F41444EFD3E2F868" bold="true" box="[588,674,1932,1956]" pageId="4" pageNumber="51">
|
||
<taxonomicNameLabel id="A260BC455915FFC3F41444EFD3E2F868" box="[588,674,1932,1956]" pageId="4" pageNumber="51" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
female. 12: maxilliped; 13: maxilliped; 14: P1; 15: P2; 16: P3; 17: P4; 18: terminal endopodal segment of P4, whole specimen; 19: terminal endopodal segment of P4, permanent slide; 20: P5; 21: P5 and P6. Figs 13–15, 18, 20, from
|
||
<typeStatus id="549C638E5915FFC3F41044B1D3E4F825" box="[584,676,2002,2025]" pageId="4" pageNumber="51" type="paratype">paratype</typeStatus>
|
||
1; 12, 16–17, 19, 21 from
|
||
<typeStatus id="549C638E5915FFC3F59944B1D55DF825" box="[961,1053,2002,2025]" pageId="4" pageNumber="51" type="paratype">paratype</typeStatus>
|
||
2. Scale bars:
|
||
<quantity id="4CDF70C95915FFC3F2E144B1D44EF825" box="[1209,1294,2002,2025]" metricMagnitude="-4" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="51" unit="mm" value="0.1">0.1 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
<caption id="DF588DA45914FFC2F6CF4476D24AF8BE" httpUri="https://zenodo.org/record/178842/files/figure.png" pageId="5" pageNumber="52" targetBox="[185,1365,193,1812]" targetPageId="5">
|
||
<paragraph id="8B98DD2C5914FFC2F6CF4476D24AF8BE" blockId="5.[151,1436,1813,1906]" pageId="5" pageNumber="52">
|
||
<emphasis id="B953013E5914FFC2F6CF4476D01FF8E1" bold="true" box="[151,351,1813,1837]" pageId="5" pageNumber="52">FIGURES 22–28.</emphasis>
|
||
<taxonomicName id="4C27A6AF5914FFC2F73F4475D308F8E1" box="[359,584,1814,1837]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="5" pageNumber="52" phylum="Arthropoda" rank="species" species="ramirezi" status="sp. nov.">
|
||
<emphasis id="B953013E5914FFC2F73F4475D308F8E1" box="[359,584,1814,1837]" italics="true" pageId="5" pageNumber="52">Halicyclops ramirezi</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B953013E5914FFC2F4094476D3E8F8E1" bold="true" box="[593,680,1813,1837]" pageId="5" pageNumber="52">
|
||
<taxonomicNameLabel id="A260BC455914FFC2F4094476D3E8F8E1" box="[593,680,1813,1837]" pageId="5" pageNumber="52" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P4; 27: P5; 28: P5 and P6. Figs 22–23, 28 from allotype; 24–27 from paratype 3. Scale bars: 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B98DD2C5914FFC1F69F44D3D036FF16" blockId="5.[151,1436,1968,2034]" lastBlockId="6.[151,1436,152,578]" lastPageId="6" lastPageNumber="53" pageId="5" pageNumber="52">
|
||
Maxillule (
|
||
<figureCitation id="131CC1A95914FFC2F71244D3D0E0F806" box="[330,416,1968,1994]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="5" pageNumber="52">Fig. 10</figureCitation>
|
||
) comprising strong praecoxa and 2-segmented palp. Distal end of praecoxa bearing 4 strong, curved, claw-like spines, 3 fused to segment and the largest articulated and bearing a stiff setule; inner surface bearing 7 conical spines of different lengths. Palp showing 4 spiny setae on proximal segment and 3 setae on distal one.
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F438BD04CFE6E" blockId="6.[151,1436,152,578]" pageId="6" pageNumber="53">
|
||
Maxilla (
|
||
<figureCitation id="131CC1A95917FFC1F76B438BD0C8FECE" box="[307,392,232,258]" captionStart="FIGURES 2 – 11" captionStartId="3.[151,269,1931,1955]" captionTargetBox="[151,1436,206,1880]" captionTargetId="figure@3.[151,1436,194,1907]" captionTargetPageId="3" captionText="FIGURES 2 – 11. Halicyclops ramirezi sp. nov. female. 2: habitus, dorsal; 3: urosome, ventral; 4: urosome, lateral; 5: left furca and furcal setae, dorsal; 6: external apical seta of paratype; 7: antennule; 8: antenna; 9: mandibule; 10: maxillule, detail of palp; 11: maxilla. Figs 2 – 4 from holotype; 5 – 8, from paratype 1; 9 – 11 from paratype 2. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178841/files/figure.png" pageId="6" pageNumber="53">Fig. 11</figureCitation>
|
||
) consisting of 4 segments. Praecoxa fused to coxa and bearing 2 setae ornamented with stiff setules. Naked seta present on raised swelling on coxa; single coxal endite bearing naked seta and a strong distal seta, ornamented with 3 long, stiff setules. Basis produced into strong serrate claw, ornamented with strong serrated spine and thin seta. Unsegmented endopod carrying 2 spines, thin seta and 2 short hairlike setae.
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F42D3D0FCFDD6" blockId="6.[151,1436,152,578]" pageId="6" pageNumber="53">Maxilliped (Figs 12–13) 2-segmented. Basal segment armed with 2 long spiny setae, 2 spinules on opposite edge and a row of spinules distally. Apical segment armed with 5 setae, 2 of which are ornamented with conspicuous stiff setules.</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F414BD221FD8E" blockId="6.[151,1436,152,578]" box="[199,865,552,578]" pageId="6" pageNumber="53">
|
||
Swimming legs 1–4 (Figs 14–21) armature as in
|
||
<tableCitation id="C6A5E8975917FFC1F55C414BD21CFD8E" box="[772,860,552,578]" captionStart="TABLE 1" captionStartId="6.[151,239,626,650]" captionTargetBox="[159,1246,717,953]" captionTargetPageId="6" captionText="TABLE 1. Number of spines (Roman numerals), setae (Arabic numerals) and spine-like setae (underlined Arabic numerals) per segment of the swimming legs 1 to 4 of Halicyclops ramirezi sp. nov." httpUri="http://table.plazi.org/id/DF588DA45917FFC1F6CF4111D295FD60" pageId="6" pageNumber="53" tableUuid="DF588DA45917FFC1F6CF4111D295FD60">Table 1</tableCitation>
|
||
.
|
||
</paragraph>
|
||
<caption id="DF588DA45917FFC1F6CF4111D295FD60" ID-Table-UUID="DF588DA45917FFC1F6CF4111D295FD60" httpUri="http://table.plazi.org/id/DF588DA45917FFC1F6CF4111D295FD60" pageId="6" pageNumber="53" targetBox="[159,1246,717,953]" targetIsTable="true" targetPageId="6">
|
||
<paragraph id="8B98DD2C5917FFC1F6CF4111D295FD60" blockId="6.[151,1436,626,684]" pageId="6" pageNumber="53">
|
||
<emphasis id="B953013E5917FFC1F6CF4111D048FD46" bold="true" box="[151,264,626,650]" pageId="6" pageNumber="53">TABLE 1.</emphasis>
|
||
Number of spines (Roman numerals), setae (Arabic numerals) and spine-like setae (underlined Arabic numerals) per segment of the swimming legs 1 to 4 of
|
||
<taxonomicName id="4C27A6AF5917FFC1F4C141F6D238FD60" box="[665,888,661,684]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="6" pageNumber="53" phylum="Arthropoda" rank="species" species="ramirezi" status="sp. nov.">
|
||
<emphasis id="B953013E5917FFC1F4C141F6D238FD60" box="[665,888,661,684]" italics="true" pageId="6" pageNumber="53">Halicyclops ramirezi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A260BC455917FFC1F52741F7D295FD60" box="[895,981,660,684]" pageId="6" pageNumber="53" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B98DD2C5917FFC1F76541AED59AFC75" pageId="6" pageNumber="53">
|
||
<table id="F9272F8C59170038F6C741AED59EFC75" box="[159,1246,717,953]" gridcols="5" gridrows="6" pageId="6" pageNumber="53">
|
||
<tr id="3517DF6E59170038F6C741AED59EFD28" box="[159,1246,717,740]" gridrow="0" pageId="6" pageNumber="53" rowspan-0="1">
|
||
<th id="76C6B61259170038F76541AED031FD28" box="[317,369,717,740]" gridcol="1" gridrow="0" pageId="6" pageNumber="53">C o x a</th>
|
||
<th id="76C6B61259170038F7BE41AED35BFD28" box="[486,539,717,740]" gridcol="2" gridrow="0" pageId="6" pageNumber="53">B a s i s</th>
|
||
<th id="76C6B61259170038F4D741AED21FFD28" box="[655,863,717,740]" gridcol="3" gridrow="0" pageId="6" pageNumber="53">E x o p o d</th>
|
||
<th id="76C6B61259170038F24241AED59EFD28" box="[1050,1246,717,740]" gridcol="4" gridrow="0" pageId="6" pageNumber="53">E ndopod</th>
|
||
</tr>
|
||
<tr id="3517DF6E59170038F6C7419BD59EFCC3" box="[159,1246,760,783]" gridrow="1" pageId="6" pageNumber="53" rowspan-0="1" rowspan-1="1" rowspan-2="1">
|
||
<td id="76C6B61259170038F4D7419BD21FFCC3" box="[655,863,760,783]" gridcol="3" gridrow="1" pageId="6" pageNumber="53">1 2 3</td>
|
||
<td id="76C6B61259170038F242419BD59EFCC3" box="[1050,1246,760,783]" gridcol="4" gridrow="1" pageId="6" pageNumber="53">1 2 3</td>
|
||
</tr>
|
||
<tr id="3517DF6E59170038F6C74041D59EFCF5" box="[159,1246,802,825]" gridrow="2" pageId="6" pageNumber="53">
|
||
<th id="76C6B61259170038F6C74041D1FBFCF5" box="[159,187,802,825]" gridcol="0" gridrow="2" pageId="6" pageNumber="53">P 1</th>
|
||
<td id="76C6B61259170038F7654041D031FCF5" box="[317,369,802,825]" gridcol="1" gridrow="2" pageId="6" pageNumber="53">0- 1</td>
|
||
<td id="76C6B61259170038F7BE4041D35BFCF5" box="[486,539,802,825]" gridcol="2" gridrow="2" pageId="6" pageNumber="53">1 -I</td>
|
||
<td id="76C6B61259170038F4D74041D21FFCF5" box="[655,863,802,825]" gridcol="3" gridrow="2" pageId="6" pageNumber="53">I- 1; I- 1; III, 2, 3</td>
|
||
<td id="76C6B61259170038F2424041D59EFCF5" box="[1050,1246,802,825]" gridcol="4" gridrow="2" pageId="6" pageNumber="53">0 -1; 0- 1; I, I + 1, 3</td>
|
||
</tr>
|
||
<tr id="3517DF6E59170038F6C7402ED59EFCA8" box="[159,1246,845,868]" gridrow="3" pageId="6" pageNumber="53">
|
||
<th id="76C6B61259170038F6C7402ED1FBFCA8" box="[159,187,845,868]" gridcol="0" gridrow="3" pageId="6" pageNumber="53">P 2</th>
|
||
<td id="76C6B61259170038F765402ED031FCA8" box="[317,369,845,868]" gridcol="1" gridrow="3" pageId="6" pageNumber="53">0- 1</td>
|
||
<td id="76C6B61259170038F7BE402ED35BFCA8" box="[486,539,845,868]" gridcol="2" gridrow="3" pageId="6" pageNumber="53">1 -0</td>
|
||
<td id="76C6B61259170038F4D7402ED21FFCA8" box="[655,863,845,868]" gridcol="3" gridrow="3" pageId="6" pageNumber="53">I- 1; I- 1; III, I + 1, 4</td>
|
||
<td id="76C6B61259170038F242402ED59EFCA8" box="[1050,1246,845,868]" gridcol="4" gridrow="3" pageId="6" pageNumber="53">0 -1; 0- 2; I, II, 3</td>
|
||
</tr>
|
||
<tr id="3517DF6E59170038F6C7401BD59EFC43" box="[159,1246,888,911]" gridrow="4" pageId="6" pageNumber="53">
|
||
<th id="76C6B61259170038F6C7401BD1FBFC43" box="[159,187,888,911]" gridcol="0" gridrow="4" pageId="6" pageNumber="53">P3</th>
|
||
<td id="76C6B61259170038F765401BD031FC43" box="[317,369,888,911]" gridcol="1" gridrow="4" pageId="6" pageNumber="53">0-1</td>
|
||
<td id="76C6B61259170038F7BE401BD35BFC43" box="[486,539,888,911]" gridcol="2" gridrow="4" pageId="6" pageNumber="53">1-0</td>
|
||
<td id="76C6B61259170038F4D7401BD21FFC43" box="[655,863,888,911]" gridcol="3" gridrow="4" pageId="6" pageNumber="53">I-1; I-1; III, I+1, 4</td>
|
||
<td id="76C6B61259170038F242401BD59EFC43" box="[1050,1246,888,911]" gridcol="4" gridrow="4" pageId="6" pageNumber="53">0-1; 0-2; I, II, 3</td>
|
||
</tr>
|
||
<tr id="3517DF6E59170038F6C740C1D59EFC75" box="[159,1246,930,953]" gridrow="5" pageId="6" pageNumber="53">
|
||
<th id="76C6B61259170038F6C740C1D1FBFC75" box="[159,187,930,953]" gridcol="0" gridrow="5" pageId="6" pageNumber="53">P4</th>
|
||
<td id="76C6B61259170038F76540C1D031FC75" box="[317,369,930,953]" gridcol="1" gridrow="5" pageId="6" pageNumber="53">0-1</td>
|
||
<td id="76C6B61259170038F7BE40C1D35BFC75" box="[486,539,930,953]" gridcol="2" gridrow="5" pageId="6" pageNumber="53">1-0</td>
|
||
<td id="76C6B61259170038F4D740C1D21FFC75" box="[655,863,930,953]" gridcol="3" gridrow="5" pageId="6" pageNumber="53">I-1; I-1; II, I+1, 4</td>
|
||
<td id="76C6B61259170038F24240C1D59EFC75" box="[1050,1246,930,953]" gridcol="4" gridrow="5" pageId="6" pageNumber="53">0-1; 0-2; I, II, 2</td>
|
||
</tr>
|
||
</table>
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F6964766D25AFB8B" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">P1 (Fig. 14) basis with spine at inner corner reaching third endopodal segment and armed with very long, needle-like, stiff setules, arising in a helicoidal pattern.</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F4736D445FB73" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">P4 third endopodal segment (Figs 17–19) 1.4 longer than wide; inner apical spine 1.5 times longer than segment and on average 1.3 longer than outer apical spine: inner rim with 2 stiff, spine-like setae. Distal inner seta shorter than segment, not reaching tip of inner apical spine, almost even with external spine.</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F47AED0D0FA93" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">P5 (Fig. 20–21) exopod about 1.5 times longer than broad, bearing 3 spines and 1 seta. Seta slightly longer than inner spine, which is longest of the 3, almost as long as segment. Minute spinules present on external and internal margins. P6 located on dorsal side of lateral protrusions, represented by inner seta and 2 blunt protrusions (Fig. 21).</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F460ED4D7FA33" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">
|
||
<emphasis id="B953013E5917FFC1F69F460ED047FA4B" bold="true" box="[199,263,1389,1415]" pageId="6" pageNumber="53">Male</emphasis>
|
||
(
|
||
<figureCitation id="131CC1A95917FFC1F74E460ED0DFFA4B" box="[278,415,1389,1415]" captionStart="FIGURES 22 – 28" captionStartId="5.[151,269,1813,1837]" captionTargetBox="[185,1365,193,1812]" captionTargetId="figure@5.[165,1427,132,1814]" captionTargetPageId="5" captionText="FIGURES 22 – 28. Halicyclops ramirezi sp. nov. male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P 4; 27: P 5; 28: P 5 and P 6. Figs 22 – 23, 28 from allotype; 24 – 27 from paratype 3. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178842/files/figure.png" pageId="6" pageNumber="53">Figs 22–28</figureCitation>
|
||
). Allotype (
|
||
<figureCitation id="131CC1A95917FFC1F471460ED3EFFA4B" box="[553,687,1389,1415]" captionStart="FIGURES 22 – 28" captionStartId="5.[151,269,1813,1837]" captionTargetBox="[185,1365,193,1812]" captionTargetId="figure@5.[165,1427,132,1814]" captionTargetPageId="5" captionText="FIGURES 22 – 28. Halicyclops ramirezi sp. nov. male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P 4; 27: P 5; 28: P 5 and P 6. Figs 22 – 23, 28 from allotype; 24 – 27 from paratype 3. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178842/files/figure.png" pageId="6" pageNumber="53">Figs 22–23</figureCitation>
|
||
) total length, excluding caudal setae,
|
||
<quantity id="4CDF70C95917FFC1F232460ED595FA4B" box="[1130,1237,1389,1415]" metricMagnitude="-4" metricUnit="m" metricValue="5.3" pageId="6" pageNumber="53" unit="mm" value="0.53">0.53 mm</quantity>
|
||
. Only dimorphic traits described and illustrated. Prosome: urosome ratio of allotype about 1.7. Genital somite slightly wider than long (L/W= 0.85). Following urosomite with somewhat triangular integumentary windows in the posterior half. Inner median seta proportionally longer than in female, representing about 65% of total body length
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F456ED5BDF99E" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">
|
||
Antennule (
|
||
<figureCitation id="131CC1A95917FFC1F70B456ED0EBF9EB" box="[339,427,1549,1575]" captionStart="FIGURES 22 – 28" captionStartId="5.[151,269,1813,1837]" captionTargetBox="[185,1365,193,1812]" captionTargetId="figure@5.[165,1427,132,1814]" captionTargetPageId="5" captionText="FIGURES 22 – 28. Halicyclops ramirezi sp. nov. male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P 4; 27: P 5; 28: P 5 and P 6. Figs 22 – 23, 28 from allotype; 24 – 27 from paratype 3. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178842/files/figure.png" pageId="6" pageNumber="53">Fig. 24</figureCitation>
|
||
) 14-segmented; it ends in a spatulate tip when seen in dorsal view, and presenting a complicated set of serrate spines on inner edge of joint between 12th and 13th segments (
|
||
<figureCitation id="131CC1A95917FFC1F2C0455BD5B0F99E" box="[1176,1264,1592,1618]" captionStart="FIGURES 22 – 28" captionStartId="5.[151,269,1813,1837]" captionTargetBox="[185,1365,193,1812]" captionTargetId="figure@5.[165,1427,132,1814]" captionTargetPageId="5" captionText="FIGURES 22 – 28. Halicyclops ramirezi sp. nov. male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P 4; 27: P 5; 28: P 5 and P 6. Figs 22 – 23, 28 from allotype; 24 – 27 from paratype 3. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178842/files/figure.png" pageId="6" pageNumber="53">Fig. 25</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F4503D312F906" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">
|
||
Distal segment of P4 endopod (
|
||
<figureCitation id="131CC1A95917FFC1F4634503D3D1F9B6" box="[571,657,1632,1658]" captionStart="FIGURES 22 – 28" captionStartId="5.[151,269,1813,1837]" captionTargetBox="[185,1365,193,1812]" captionTargetId="figure@5.[165,1427,132,1814]" captionTargetPageId="5" captionText="FIGURES 22 – 28. Halicyclops ramirezi sp. nov. male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P 4; 27: P 5; 28: P 5 and P 6. Figs 22 – 23, 28 from allotype; 24 – 27 from paratype 3. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178842/files/figure.png" pageId="6" pageNumber="53">Fig. 26</figureCitation>
|
||
) slightly more slender than in female, 1.5 times longer than wide; inner finely-serrate spine-like setae much longer than in female, both surpassing by far tip of external seta. Distal inner seta longer than segment.
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F45BBD5BAF8D6" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">
|
||
P5 (
|
||
<figureCitation id="131CC1A95917FFC1F6AF45BBD03EF93E" box="[247,382,1752,1778]" captionStart="FIGURES 22 – 28" captionStartId="5.[151,269,1813,1837]" captionTargetBox="[185,1365,193,1812]" captionTargetId="figure@5.[165,1427,132,1814]" captionTargetPageId="5" captionText="FIGURES 22 – 28. Halicyclops ramirezi sp. nov. male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P 4; 27: P 5; 28: P 5 and P 6. Figs 22 – 23, 28 from allotype; 24 – 27 from paratype 3. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178842/files/figure.png" pageId="6" pageNumber="53">Figs 27–28</figureCitation>
|
||
) with same armature distribution as female; tiny spinules on external margin longer and more visible. Spines much longer than in female, longest around 1.4 times longer than segment.
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5917FFC1F69F444BD38CF8A6" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">
|
||
P6 (
|
||
<figureCitation id="131CC1A95917FFC1F6AD444BD00AF88E" box="[245,330,1832,1858]" captionStart="FIGURES 22 – 28" captionStartId="5.[151,269,1813,1837]" captionTargetBox="[185,1365,193,1812]" captionTargetId="figure@5.[165,1427,132,1814]" captionTargetPageId="5" captionText="FIGURES 22 – 28. Halicyclops ramirezi sp. nov. male. 22: habitus, dorsal; 23: urosome, lateral; 24: antennule, dorsal; 25: antennule, detail of distal segments; 26: terminal endopodal segment of P 4; 27: P 5; 28: P 5 and P 6. Figs 22 – 23, 28 from allotype; 24 – 27 from paratype 3. Scale bars: 0.1 mm." httpUri="https://zenodo.org/record/178842/files/figure.png" pageId="6" pageNumber="53">Fig. 28</figureCitation>
|
||
) spine reaching almost to distal edge of the segment, with a row of minute spines at base; setae finely plumose, internal longer than middle one.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33D8EA75917FFC0F69F441BD049FE9E" lastPageId="7" lastPageNumber="54" pageId="6" pageNumber="53" type="etymology">
|
||
<paragraph id="8B98DD2C5917FFC1F69F441BD042F82E" blockId="6.[151,1437,1029,2018]" pageId="6" pageNumber="53">
|
||
<emphasis id="B953013E5917FFC1F69F441BD013F85E" bold="true" box="[199,339,1912,1938]" pageId="6" pageNumber="53">Etymology.</emphasis>
|
||
The species is dedicated to Dr. Fernando César Ramírez, zooplanktologist at INIDEP (and previously at the Instituto de Biología Marina) at Mar del Plata, mentor to generations of Argentinean planktologists.
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5916FFC0F69F43F4D049FE9E" blockId="7.[151,1437,151,978]" pageId="7" pageNumber="54">
|
||
<emphasis id="B953013E5916FFC0F69F43F4D06EFF7D" bold="true" box="[199,302,151,177]" pageId="7" pageNumber="54">Habitat.</emphasis>
|
||
<taxonomicName id="4C27A6AF5916FFC0F76E43FBD0FDFF7D" box="[310,445,152,177]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="7" pageNumber="54" phylum="Arthropoda" rank="species" species="ramirezi" status="sp. nov.">
|
||
<emphasis id="B953013E5916FFC0F76E43FBD0FDFF7D" box="[310,445,152,177]" italics="true" pageId="7" pageNumber="54">H. ramirezi</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B953013E5916FFC0F79D43F4D363FF7D" bold="true" box="[453,547,151,177]" pageId="7" pageNumber="54">
|
||
<taxonomicNameLabel id="A260BC455916FFC0F79D43F4D363FF7D" box="[453,547,151,177]" pageId="7" pageNumber="54" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
is known only from plankton samples taken at the
|
||
<typeStatus id="549C638E5916FFC0F2D943FBD5F4FF7E" box="[1153,1204,152,178]" pageId="7" pageNumber="54">type</typeStatus>
|
||
locality, where it is completely outnumbered by the benthic congener
|
||
<taxonomicName id="4C27A6AF5916FFC0F4B543A3D21EFF15" box="[749,862,192,217]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="7" pageNumber="54" phylum="Arthropoda" rank="species" species="glaber">
|
||
<emphasis id="B953013E5916FFC0F4B543A3D21EFF15" box="[749,862,192,217]" italics="true" pageId="7" pageNumber="54">H. glaber</emphasis>
|
||
</taxonomicName>
|
||
. The few collected specimens appeared in samples considered to be close to freshwater, on account of their low conductivity. More detailed sampling is needed to detect microhabitat preferences of the new species in a complex environment with fluctuating salinity levels.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33D8EA75916FFC0F69F423CD0A4FC1E" pageId="7" pageNumber="54" type="description">
|
||
<paragraph id="8B98DD2C5916FFC0F69F423CD3E3FE6E" blockId="7.[151,1437,151,978]" pageId="7" pageNumber="54">
|
||
<emphasis id="B953013E5916FFC0F69F423CD09EFEB5" bold="true" box="[199,478,351,377]" pageId="7" pageNumber="54">Differential diagnosis.</emphasis>
|
||
<taxonomicName id="4C27A6AF5916FFC0F7B34203D3A6FEB5" box="[491,742,352,377]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="7" pageNumber="54" phylum="Arthropoda" rank="species" species="ramirezi" status="sp. nov.">
|
||
<emphasis id="B953013E5916FFC0F7B34203D3A6FEB5" box="[491,742,352,377]" italics="true" pageId="7" pageNumber="54">Halicyclops ramirezi</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B953013E5916FFC0F4AA423CD214FEB5" bold="true" box="[754,852,351,377]" pageId="7" pageNumber="54">
|
||
<taxonomicNameLabel id="A260BC455916FFC0F4AA423CD214FEB5" box="[754,852,351,377]" pageId="7" pageNumber="54" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
belongs to the group of species recognized by
|
||
<bibRefCitation id="EFB6A0DD5916FFC0F6CF42EBD077FE6E" author="Rocha" box="[151,311,392,418]" pageId="7" pageNumber="54" refString="Rocha, C. E. F. (1991). A new species of Halicyclops (Copepoda, Cyclopidae) from California, and a revision of some Halicyclops material in the collections of the US Museum of Natural History. Hydrobiologia, 236, 29 - 37." type="journal article" year="1991">Rocha (1991)</bibRefCitation>
|
||
as sharing the following traits:
|
||
</paragraph>
|
||
<paragraph id="8B98DD2C5916FFC0F69F42D3D24CFDD6" blockId="7.[151,1437,151,978]" pageId="7" pageNumber="54">- caudal setae bearing only setules as ornaments and these heteronomously distributed,- fourth segment of female antennule less than twice as long as wide,- inner spine of the second basipodite of P1 reaching at least midlength of the third endopod of that swimming leg.</paragraph>
|
||
<paragraph id="8B98DD2C5916FFC0F69F414BD00DFDA6" blockId="7.[151,1437,151,978]" pageId="7" pageNumber="54">- In addition it shares with many species of this group the spine formula 3-4-4-3 for the last exopodal segment of P2–P4.</paragraph>
|
||
<paragraph id="8B98DD2C5916FFC0F69F411BD0A4FC1E" blockId="7.[151,1437,151,978]" pageId="7" pageNumber="54">
|
||
The new species most closely resembles
|
||
<taxonomicName id="4C27A6AF5916FFC0F4F2411BD25AFD5D" box="[682,794,632,657]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="7" pageNumber="54" phylum="Arthropoda" rank="species" species="glaber">
|
||
<emphasis id="B953013E5916FFC0F4F2411BD25AFD5D" box="[682,794,632,657]" italics="true" pageId="7" pageNumber="54">H. glaber</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C27A6AF5916FFC0F50C411BD567FD5D" box="[852,1063,632,657]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="7" pageNumber="54" phylum="Arthropoda" rank="species" species="venezuelaensis">
|
||
<emphasis id="B953013E5916FFC0F50C411BD567FD5D" box="[852,1063,632,657]" italics="true" pageId="7" pageNumber="54">H. venezuelaensis</emphasis>
|
||
</taxonomicName>
|
||
. The female can be readily distinguished from the former by the presence of two slender, finely serrate spines, on the inner margin of the third endopodal segment of P4, and from the latter by the shape of the genital double-somite, by the proportional lengths of the setae on the last endopodal segment of P4 and on the exopod of the P5. The male is easily distinguished from those of both species by the P5 armature, which consists in
|
||
<taxonomicName id="4C27A6AF5916FFC0F210407BD590FCFD" box="[1096,1232,792,817]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="7" pageNumber="54" phylum="Arthropoda" rank="species" species="ramirezi">
|
||
<emphasis id="B953013E5916FFC0F210407BD590FCFD" box="[1096,1232,792,817]" italics="true" pageId="7" pageNumber="54">H. ramirezi</emphasis>
|
||
</taxonomicName>
|
||
of four elements (three spines and one seta) rather than five elements (three spines and two setae).The presence of small lateral integumentary windows in the last third of the genital double-somite of the female and the second urosomite of the male is a trait shared with
|
||
<taxonomicName id="4C27A6AF5916FFC0F44B40F3D3A4FC65" box="[531,740,912,937]" class="Maxillopoda" family="Cyclopidae" genus="Halicyclops" kingdom="Animalia" order="Cyclopoida" pageId="7" pageNumber="54" phylum="Arthropoda" rank="species" species="venezuelaensis">
|
||
<emphasis id="B953013E5916FFC0F44B40F3D3A4FC65" box="[531,740,912,937]" italics="true" pageId="7" pageNumber="54">H. venezuelaensis</emphasis>
|
||
</taxonomicName>
|
||
, from which the new species differs by the slightly triangular shape of these structures.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |