288 lines
34 KiB
XML
288 lines
34 KiB
XML
<document id="6A9F9AF0DA32B045C08E2CF26020C879" ID-CLB-Dataset="45362" ID-DOI="10.11646/zootaxa.3205.1.1" ID-GBIF-Dataset="ab4aa4f6-720d-4a2f-826a-5ee1c62c3598" ID-ISSN="1175-5326" ID-Zenodo-Dep="206085" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460445185920" checkinUser="plazi" docAuthor="Tahseen, Qudsia & Mustaqim, Malka" docDate="2012" docId="039C265D03680452FF32FB7865E0FE0E" docLanguage="en" docName="zt03205p025.pdf" docOrigin="Zootaxa 3205" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Plectus magadani Kuzmin 1979" docType="treatment" docVersion="11" lastPageNumber="19" masterDocId="FFA55E2503660440FFA5FFAA607CFF89" masterDocTitle="Descriptions of six known species of Plectus Bastian, 1865 (Nematoda, Plectida, Plectidae) from India with a discussion on the taxonomy of the genus" masterLastPageNumber="25" masterPageNumber="1" pageNumber="15" updateTime="1698333294568" updateUser="ExternalLinkService">
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<mods:mods id="D0EB5476D74651B9E51FDFA68182E7E7" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="5BBE6875259FC5CD9557C7B541A11A17">
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<mods:title id="9E776D9D0042102011605DE55F4C5F39">Descriptions of six known species of Plectus Bastian, 1865 (Nematoda, Plectida, Plectidae) from India with a discussion on the taxonomy of the genus</mods:title>
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<mods:name id="81CFD6FAAC060E2CD71942F566BC80FC" type="personal">
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<mods:namePart id="D75ED8C88AB163B0528BCC91A97E6627">Tahseen, Qudsia</mods:namePart>
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<mods:name id="403D0B0B93A1CABC57A4762118DC684A" type="personal">
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<mods:roleTerm id="585939DE77BF434CF4C9D780267667E0">Author</mods:roleTerm>
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<mods:namePart id="6A216B20DD8073EDE86B4F9CC58EA993">Mustaqim, Malka</mods:namePart>
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<mods:typeOfResource id="26EF601852E186BD709F408EDB8E7D28">text</mods:typeOfResource>
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<mods:title id="B1A2F4F549DA459F4D05A8B19ADE7532">Zootaxa</mods:title>
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<mods:part id="766B0A94B7F71FD4FF6440D8987B687A">
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<mods:date id="FA1FB08060407FAF462A9011F30DA32D">2012</mods:date>
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<mods:number id="117EF56E89A16F839ABF513020CFE37E">2012-02-24</mods:number>
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<mods:detail id="745249082D8CCE6555774FD4E6BA573F" type="volume">
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<mods:number id="9C3B44E660750A21B1121D25CB93C83B">3205</mods:number>
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<mods:identifier id="BA3233BBFD90829E38A7437572414169" type="CLB-Dataset">45362</mods:identifier>
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<mods:identifier id="C187DE02CF09153D9FEE8C1050553178" type="DOI">10.11646/zootaxa.3205.1.1</mods:identifier>
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<mods:identifier id="938E04320FB9E66D6E81AC9ED5B2B42A" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="CEBF6787519754F2E06EC9F09197F53C" type="Zenodo-Dep">206085</mods:identifier>
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<treatment id="039C265D03680452FF32FB7865E0FE0E" ID-DOI="http://doi.org/10.5281/zenodo.4901875" ID-GBIF-Taxon="119509309" ID-Zenodo-Dep="4901875" LSID="urn:lsid:plazi:treatment:039C265D03680452FF32FB7865E0FE0E" httpUri="http://treatment.plazi.org/id/039C265D03680452FF32FB7865E0FE0E" lastPageId="18" lastPageNumber="19" pageId="14" pageNumber="15">
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<subSubSection id="C32FC4C00368044EFF32FB78615CFA87" pageId="14" pageNumber="15" type="nomenclature">
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<paragraph id="8B8A974B0368044EFF32FB78626EFB63" blockId="14.[151,530,1233,1294]" box="[151,530,1233,1259]" pageId="14" pageNumber="15">
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<heading id="D0C220270368044EFF32FB78626EFB63" bold="true" box="[151,530,1233,1259]" fontSize="10" level="2" pageId="14" pageNumber="15" reason="2">
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<taxonomicName id="4C35ECC80368044EFF32FB78626EFB63" authority="Kuzmin, 1979" authorityName="Kuzmin" authorityYear="1979" box="[151,530,1233,1259]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="14" pageNumber="15" phylum="Nematoda" rank="species" species="magadani">
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<emphasis id="B9414B590368044EFF32FB78626EFB63" bold="true" box="[151,530,1233,1259]" pageId="14" pageNumber="15">
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<emphasis id="B9414B590368044EFF32FB786119FB62" bold="true" box="[151,357,1234,1259]" italics="true" pageId="14" pageNumber="15">Plectus magadani</emphasis>
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<bibRefCitation id="EFA4EABA0368044EFEC9FB7B626EFB63" author="Kuzmin" box="[364,530,1233,1258]" pageId="14" pageNumber="15" refString="Kuzmin, L. L. (1979) Opisanie samtha i novogo podvida Plectus acuminatus Bastian, 1865 (Nematoda, Plectidae). Zoologicheskii Zhurnal, 68, 433 - 435. Moskau." type="journal article" year="1979">Kuzmin, 1979</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph id="8B8A974B0368044EFF32FB5C615CFA87" blockId="14.[151,530,1233,1294]" box="[151,288,1270,1294]" pageId="14" pageNumber="15">
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(
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<figureCitation id="130E8BCE0368044EFF3AFB5C6093FA87" box="[159,239,1270,1294]" captionStart="FIGURE 9" captionStartId="15.[151,250,1968,1991]" captionTargetBox="[176,1402,352,1925]" captionTargetId="figure@15.[151,1436,333,1946]" captionTargetPageId="15" captionText="FIGURE 9. Plectus magadani Kuzmin, 1979. A: Female, entire. B: Anterior end. C: Pharyngeal region. D: Female reproductive system. E: Caudal region." httpUri="https://zenodo.org/record/206094/files/figure.png" pageId="14" pageNumber="15">Figs. 9</figureCitation>
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,
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<figureCitation id="130E8BCE0368044EFF5FFB5C616BFA87" box="[250,279,1270,1294]" captionStart="FIGURE 10" captionStartId="16.[151,250,1927,1950]" captionTargetBox="[151,1436,193,1905]" captionTargetId="figure@16.[151,1436,193,1906]" captionTargetPageId="16" captionText="FIGURE 10. Plectus magadani Kuzmin, 1979. A: En face view. B – E: Anterior end. F: Body region showing corpus-isthmus. G: Body region showing posterior pharynx. H: Body region showing lateral alae. I: Female reproductive system. J, K: Caudal region. L: Tail terminus (Scale bar = 5 µm)." httpUri="https://zenodo.org/record/206095/files/figure.png" pageId="14" pageNumber="15">10</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C32FC4C003680451FF32FA946115FF7E" lastPageId="17" lastPageNumber="18" pageId="14" pageNumber="15" type="description">
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<paragraph id="8B8A974B0368044EFF32FA9461D2FADF" blockId="14.[151,1437,1342,2037]" box="[151,430,1342,1366]" pageId="14" pageNumber="15">
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<emphasis id="B9414B590368044EFF32FA946133FADF" bold="true" box="[151,335,1342,1366]" pageId="14" pageNumber="15">Measurements:</emphasis>
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Table 1.
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</paragraph>
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<paragraph id="8B8A974B0368044EFF60FACB64EFF800" blockId="14.[151,1437,1342,2037]" pageId="14" pageNumber="15">
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<emphasis id="B9414B590368044EFF60FACB612AFAF3" bold="true" box="[197,342,1377,1402]" pageId="14" pageNumber="15">Description.</emphasis>
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Adult: Body small to medium-sized, curved upon fixation, almost ‘C’-shaped, tapering towards posterior end. Cuticle 1.0–1.5 µm thick; outer cuticle with fine striations nearly indiscernible in LM, inner cuticle smooth. Somatic setae very few and sparse; 3 pairs in cervical region, projecting perpendicular to body surface. Lip region slightly elevated, continuous with adjoining body. Lips amalgamated; inner labial sensilla inconspicuous, outer labials papilliform not distinct in LM. Cephalic sensilla setose, 3 µm long, anteriorly directed, parallel to longitudinal body axis. Amphidial fovea ovoid with prominent
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<emphasis id="B9414B590368044EFC9FF9BB6472F9A0" box="[826,1038,1553,1577]" italics="true" pageId="14" pageNumber="15">ductus amphidialis</emphasis>
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, about 3 µm in diameter, located at 11 µm from anterior end. Stoma plectoid-type, tubular. Cheilostom weakly cuticularised, arched; gymnostom longer, cuticularised, slightly arched. Stegostom tapering posteriorly, broader at the anterior end, gradually narrowing towards base. Pharynx comprising of a cylindrical corpus continuous with isthmus. Basal bulb elongate to ovoid, moderately muscular,
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<date id="FF8BB18B0368044EFE35F93461AAF93F" box="[400,470,1694,1718]" pageId="14" pageNumber="15" value="1915-10-20">20x15</date>
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µm in dimension having a
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<taxonomicName id="4C35ECC80368044EFCAEF9356300F93F" box="[779,892,1695,1718]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="14" pageNumber="15" phylum="Nematoda" rank="species" species="parietinus">
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<emphasis id="B9414B590368044EFCAEF9356300F93F" box="[779,892,1695,1718]" italics="true" pageId="14" pageNumber="15">parietinus</emphasis>
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</taxonomicName>
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-like grinder with six pairs of denticulate ridges; post-bulbar extension offset from basal bulb, 8 µm long. Cardia inconspicuously separated from post-bulbar extension. Body at pharyngeal end
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<emphasis id="B9414B590368044EFE53F94C626DF974" box="[502,529,1766,1789]" italics="true" pageId="14" pageNumber="15">ca</emphasis>
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2.5 times lip diameters wide. Nerve ring located at about 53% of pharyngeal length. Secretory-excretory pore posterior to nerve ring or at about 59% of pharyngeal length with the duct forming a single loop before joining the renette cell. Intestine transparent, with wide lumen. A pair of oval- shaped pseudocoelomocytes of slightly less than corresponding body diameter in length, present posterior to cardia. Rectum with heavily cuticularised walls, 0.9 times anal body diameter long. Anus a crescent-shaped slit.
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</paragraph>
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<paragraph id="8B8A974B0368044FFF60F83E6471FE90" blockId="14.[151,1437,1342,2037]" lastBlockId="15.[151,1436,151,282]" lastPageId="15" lastPageNumber="16" pageId="14" pageNumber="15">
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<emphasis id="B9414B590368044EFF60F83E6159F824" bold="true" box="[197,293,1940,1965]" italics="true" pageId="14" pageNumber="15">Female:</emphasis>
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Reproductive system didelphic, amphidelphic, ovaries reflexed antidromously on the dorsal side. Spermatheca absent; crustaformeria not distinguishable. Vagina
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<emphasis id="B9414B590368044EFCC9F81163FBF85B" box="[876,903,1979,2002]" italics="true" pageId="14" pageNumber="15">ca</emphasis>
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1/3rd of corresponding body diameter in length with folded inner walls forming epiptygmata; two pairs of sphincter muscles. Vulva nearly equatorial, vulval lips slightly protruded. Vulva-anus distance 215 µm. Tail 68 µm long, curved, about 5 times as long as the anal body diameter or 32% of vulva-anus distance. Caudal setae three pairs including two subdorsal pairs and one lateral pair pointing downward. Terminal seta 10 µm anterior to tail terminus. Three linearly arranged caudal glands opening to exterior through 2 µm long spinneret; setose papillae surround the spinneret.
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</paragraph>
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<caption id="DF4AC7C30369044FFF32F81A61B5F86C" httpUri="https://zenodo.org/record/206094/files/figure.png" pageId="15" pageNumber="16" targetBox="[176,1402,352,1925]" targetPageId="15">
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<paragraph id="8B8A974B0369044FFF32F81A61B5F86C" blockId="15.[151,1436,1968,2021]" pageId="15" pageNumber="16">
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<emphasis id="B9414B590369044FFF32F81A616FF84F" bold="true" box="[151,275,1968,1991]" pageId="15" pageNumber="16">FIGURE 9.</emphasis>
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<taxonomicName id="4C35ECC80369044FFEBFF81A6213F84F" authority="Kuzmin, 1979" authorityName="Kuzmin" authorityYear="1979" box="[282,623,1968,1991]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="15" pageNumber="16" phylum="Nematoda" rank="species" species="magadani">
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<emphasis id="B9414B590369044FFEBFF81A61A8F84F" bold="true" box="[282,468,1968,1990]" italics="true" pageId="15" pageNumber="16">Plectus magadani</emphasis>
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Kuzmin, 1979
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</taxonomicName>
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. A: Female, entire. B: Anterior end. C: Pharyngeal region. D: Female reproductive system. E: Caudal region.
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</paragraph>
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</caption>
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<caption id="DF4AC7C303760450FF32F82D622FF852" httpUri="https://zenodo.org/record/206095/files/figure.png" pageId="16" pageNumber="17" targetBox="[151,1436,193,1905]" targetPageId="16">
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<paragraph id="8B8A974B03760450FF32F82D622FF852" blockId="16.[151,1437,1927,2011]" pageId="16" pageNumber="17">
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<emphasis id="B9414B5903760450FF32F82D615CF814" bold="true" box="[151,288,1927,1950]" pageId="16" pageNumber="17">FIGURE 10.</emphasis>
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<taxonomicName id="4C35ECC803760450FE83F82D6200F814" authority="Kuzmin, 1979" authorityName="Kuzmin" authorityYear="1979" box="[294,636,1927,1950]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="16" pageNumber="17" phylum="Nematoda" rank="species" species="magadani">
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<emphasis id="B9414B5903760450FE83F82D619DF814" bold="true" box="[294,481,1927,1949]" italics="true" pageId="16" pageNumber="17">Plectus magadani</emphasis>
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Kuzmin, 1979
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</taxonomicName>
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. A:
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<emphasis id="B9414B5903760450FD00F823628EF817" box="[677,754,1928,1950]" italics="true" pageId="16" pageNumber="17">En face</emphasis>
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view. B–E: Anterior end. F: Body region showing corpus-isthmus. G: Body region showing posterior pharynx. H: Body region showing lateral alae. I: Female reproductive system. J, K: Caudal region. L: Tail terminus (Scale bar = 5 µm).
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</paragraph>
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</caption>
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<paragraph id="8B8A974B03770451FF60FF3D61F8FF26" blockId="17.[151,1436,151,716]" box="[197,388,151,176]" pageId="17" pageNumber="18">
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<emphasis id="B9414B5903770451FF60FF3D6175FF39" bold="true" box="[197,265,151,176]" italics="true" pageId="17" pageNumber="18">Male:</emphasis>
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not found.
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</paragraph>
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<paragraph id="8B8A974B03770451FF60FF116115FF7E" blockId="17.[151,1436,151,716]" pageId="17" pageNumber="18">
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<emphasis id="B9414B5903770451FF60FF1161B2FF5D" bold="true" box="[197,462,187,212]" pageId="17" pageNumber="18">Locality and habitat.</emphasis>
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A sample containing
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<taxonomicName id="4C35ECC803770451FD47FF1663CFFF5D" box="[738,947,188,212]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="17" pageNumber="18" phylum="Nematoda" rank="species" species="magadani">
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<emphasis id="B9414B5903770451FD47FF1663CFFF5D" box="[738,947,188,212]" italics="true" pageId="17" pageNumber="18">Plectus magadani</emphasis>
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</taxonomicName>
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was collected from a drain at Nainital, Uttaranchal,
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<collectingCountry id="F322D7DB03770451FE82FF756118FF7E" box="[295,356,223,247]" name="India" pageId="17" pageNumber="18">India</collectingCountry>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32FC4C003770451FF60FEAE60C3FD9E" pageId="17" pageNumber="18" type="materials_examined">
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<paragraph id="8B8A974B03770451FF60FEAE61C5FEED" blockId="17.[151,1436,151,716]" pageId="17" pageNumber="18">
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<emphasis id="B9414B5903770451FF60FEAE61B8FE95" bold="true" box="[197,452,259,284]" pageId="17" pageNumber="18">Voucher specimens.</emphasis>
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One female on slide
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<taxonomicName id="4C35ECC803770451FD16FEAE645FFE95" authority="Kuzmin, 1979" authorityName="Kuzmin" authorityYear="1979" box="[691,1059,260,284]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="17" pageNumber="18" phylum="Nematoda" rank="species" species="magadani">
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<emphasis id="B9414B5903770451FD16FEAE6300FE95" box="[691,892,260,284]" italics="true" pageId="17" pageNumber="18">Plectus magadani</emphasis>
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<bibRefCitation id="EFA4EABA03770451FC26FEAE645FFE95" author="Kuzmin" box="[899,1059,260,284]" pageId="17" pageNumber="18" refString="Kuzmin, L. L. (1979) Opisanie samtha i novogo podvida Plectus acuminatus Bastian, 1865 (Nematoda, Plectidae). Zoologicheskii Zhurnal, 68, 433 - 435. Moskau." type="journal article" year="1979">Kuzmin, 1979</bibRefCitation>
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</taxonomicName>
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NON/ 1–6 deposited in the Nematode Collection, Department of Zoology, Aligarh Muslim University, Aligarh, Uttar Pradesh,
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<collectingCountry id="F322D7DB03770451FB62FE8D6578FEB6" box="[1223,1284,295,319]" name="India" pageId="17" pageNumber="18">India</collectingCountry>
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. [One female was used for SEM study].
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</paragraph>
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<paragraph id="8B8A974B03770451FF60FEC560C3FD9E" blockId="17.[151,1436,151,716]" pageId="17" pageNumber="18">
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<emphasis id="B9414B5903770451FF60FEC561DBFE01" bold="true" box="[197,423,367,392]" pageId="17" pageNumber="18">Salient characters.</emphasis>
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A small species with narrow but continuous lip region; lips with simple, smooth inner ends; cephalic setae anteriorly directed, parallel to main body axis; amphidial fovea circular, at middle or posterior to middle level of stoma; secretory-excretory duct conspicuous with turns, pharyngeal bulb weak with
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<taxonomicName id="4C35ECC803770451FA84FE1365EFFE59" box="[1313,1427,441,464]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="17" pageNumber="18" phylum="Nematoda" rank="species" species="parietinus">
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<emphasis id="B9414B5903770451FA84FE1365EFFE59" box="[1313,1427,441,464]" italics="true" pageId="17" pageNumber="18">parietinus</emphasis>
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</taxonomicName>
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- like grinder, vagina with epiptygmata and two pairs of sphincter muscles; tail spinneret surrounded by small papillae.
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</paragraph>
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</subSubSection>
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<subSubSection id="C32FC4C003770451FF60FD8E6150FCD3" pageId="17" pageNumber="18" type="discussion">
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<paragraph id="8B8A974B03770451FF60FD8E63DAFD45" blockId="17.[151,1436,151,716]" pageId="17" pageNumber="18">
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<emphasis id="B9414B5903770451FF60FD8E6145FDB5" bold="true" box="[197,313,548,572]" pageId="17" pageNumber="18">Remarks.</emphasis>
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<taxonomicName id="4C35ECC803770451FEE5FD8F61B0FDB5" box="[320,460,548,572]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="17" pageNumber="18" phylum="Nematoda" rank="species" species="magadani">
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<emphasis id="B9414B5903770451FEE5FD8F61B0FDB5" box="[320,460,548,572]" italics="true" pageId="17" pageNumber="18">P. magadani</emphasis>
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</taxonomicName>
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has been reported from Africa (
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<collectingCountry id="F322D7DB03770451FC9DFD8E6303FDB5" box="[824,895,548,572]" name="Egypt" pageId="17" pageNumber="18">Egypt</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FC2FFD8E639DFDB5" box="[906,993,548,572]" name="Nigeria" pageId="17" pageNumber="18">Nigeria</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FC48FD8E6457FDB5" box="[1005,1067,548,572]" name="Democratic Republic of the Congo" pageId="17" pageNumber="18">Zaire</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FB92FD8E64B6FDB5" box="[1079,1226,548,572]" name="South Africa" pageId="17" pageNumber="18">South Africa</collectingCountry>
|
||
) and Europe (
|
||
<collectingCountry id="F322D7DB03770451FACDFD8E60AEFDD6" name="Bulgaria" pageId="17" pageNumber="18">Bulgaria</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FF7AFDED61EBFDD6" box="[223,407,583,607]" name="Czech Republic" pageId="17" pageNumber="18">Czech Republic</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FE00FDED6181FDD6" box="[421,509,583,607]" name="Finland" pageId="17" pageNumber="18">Finland</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FDAEFDE26212FDE9" box="[523,622,584,608]" name="Hungary" pageId="17" pageNumber="18">Hungary</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FDD9FDED62B1FDD6" box="[636,717,583,607]" name="Poland" pageId="17" pageNumber="18">Poland</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FD7FFDED633EFDD6" box="[730,834,583,607]" name="Romania" pageId="17" pageNumber="18">Romania</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FCF5FDED63E2FDD6" box="[848,926,583,607]" name="Russia" pageId="17" pageNumber="18">Russia</collectingCountry>
|
||
,
|
||
<collectingCountry id="F322D7DB03770451FC0EFDED638CFDD6" box="[939,1008,583,607]" name="Spain" pageId="17" pageNumber="18">Spain</collectingCountry>
|
||
). In the present paper, the two specimens, the first report of the species from
|
||
<collectingCountry id="F322D7DB03770451FD33FDC662AEFD0D" box="[662,722,620,644]" name="India" pageId="17" pageNumber="18">India</collectingCountry>
|
||
, show conformity to
|
||
<taxonomicName id="4C35ECC803770451FC7DFDC76416FD0D" box="[984,1130,620,644]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="17" pageNumber="18" phylum="Nematoda" rank="species" species="magadani">
|
||
<emphasis id="B9414B5903770451FC7DFDC76416FD0D" box="[984,1130,620,644]" italics="true" pageId="17" pageNumber="18">P. magadani</emphasis>
|
||
</taxonomicName>
|
||
in all morphological and morphometric characteristics (
|
||
<emphasis id="B9414B5903770451FE49FD3A6258FD21" box="[492,548,656,680]" italics="true" pageId="17" pageNumber="18">apud</emphasis>
|
||
<bibRefCitation id="EFA4EABA03770451FD8EFD2562E3FD2E" author="Zell" box="[555,671,655,679]" pageId="17" pageNumber="18" refString="Zell, H. (1993) Die Gattung Plectus Bastian, 1865 sensu lato (Nematoda: Plectidae) - Ein Beitrag zur Okologie, Biogeographie, Phylogenie und Taxonomie der Plectidae. Andrias, 11, 3 - 171." type="journal article" year="1993">Zell, 1993</bibRefCitation>
|
||
) except the setose papillae surrounding spinneret observed by Scanning Electron Microscope which are obviously not discernible in LM.
|
||
</paragraph>
|
||
<paragraph id="8B8A974B03770451FF32FCB56150FCD3" blockId="17.[151,554,799,858]" pageId="17" pageNumber="18">
|
||
<emphasis id="B9414B5903770451FF32FCB561F1FCB0" bold="true" box="[151,397,799,825]" pageId="17" pageNumber="18">
|
||
<taxonomicName id="4C35ECC803770451FF32FCB5610FFCB0" box="[151,371,799,825]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="17" pageNumber="18" phylum="Nematoda" rank="species" species="communis">
|
||
<emphasis id="B9414B5903770451FF32FCB5610FFCB0" bold="true" box="[151,371,799,825]" italics="true" pageId="17" pageNumber="18">Plectus communis</emphasis>
|
||
</taxonomicName>
|
||
B
|
||
</emphasis>
|
||
ü
|
||
<emphasis id="B9414B5903770451FE3BFCB56256FCB0" bold="true" box="[414,554,799,825]" pageId="17" pageNumber="18">tschli, 1873</emphasis>
|
||
(
|
||
<figureCitation id="130E8BCE03770451FF3AFCE86080FCD3" box="[159,252,834,858]" captionStart="FIGURE 11" captionStartId="18.[151,250,1937,1960]" captionTargetBox="[152,1436,445,1916]" captionTargetId="figure@18.[151,1436,445,1917]" captionTargetPageId="18" captionText="FIGURE 11. Plectus communis Butschli, 1873. A: Female, entire. B: Anterior end. C: Pharyngeal region. D: Female reproductive system. E: Caudal region." httpUri="https://zenodo.org/record/206096/files/figure.png" pageId="17" pageNumber="18">Figs. 11</figureCitation>
|
||
,
|
||
<figureCitation id="130E8BCE03770451FEA2FCE86158FCD3" box="[263,292,834,858]" captionStart="FIGURE 12" captionStartId="19.[151,250,1927,1950]" captionTargetBox="[151,1436,193,1905]" captionTargetId="figure@19.[151,1436,193,1906]" captionTargetPageId="19" captionText="FIGURE 12. Plectus communis Butschli, 1873. A – D: Anterior end. E, F: Body region showing posterior pharynx. G, H: Body region showing lateral alae. I: Female reproductive system. J, K: Caudal region. L: Tail terminus (Scale bar = 5 µm)." httpUri="https://zenodo.org/record/206097/files/figure.png" pageId="17" pageNumber="18">12</figureCitation>
|
||
)
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C32FC4C003770451FF32FC216115F8C3" pageId="17" pageNumber="18" type="description">
|
||
<paragraph id="8B8A974B03770451FF32FC2161D2FC2B" blockId="17.[151,1437,906,1974]" box="[151,430,906,931]" pageId="17" pageNumber="18">
|
||
<emphasis id="B9414B5903770451FF32FC216133FC2A" bold="true" box="[151,335,907,931]" pageId="17" pageNumber="18">Measurements:</emphasis>
|
||
Table 1.
|
||
</paragraph>
|
||
<paragraph id="8B8A974B03770451FF60FC04649AFA37" blockId="17.[151,1437,906,1974]" pageId="17" pageNumber="18">
|
||
<emphasis id="B9414B5903770451FF60FC0461D7FC4E" bold="true" box="[197,427,942,967]" pageId="17" pageNumber="18">
|
||
Description.
|
||
<emphasis id="B9414B5903770451FEC4FC0461D7FC4E" bold="true" box="[353,427,942,967]" italics="true" pageId="17" pageNumber="18">Adult:</emphasis>
|
||
</emphasis>
|
||
Body slender, small to medium-sized, slightly arcuate upon fixation, tapering towards extremities, more towards the posterior end. Cuticle 0.8–1.2 µm thick; outer and inner cuticles finely striated. Somatic setae sparse, cervical setae 4 pairs, projecting perpendicular to body surface. Lip region slightly elevated to truncate, continuous with adjoining body. Lips amalgamated; inner labial sensilla inconspicuous, outer labials papilliform not discernible in LM. Cephalic sensilla setose, 3 µm long, directed anteriorly, parallel to main body axis. Amphidial fovea circular, 3 µm in diameter, located at 10 µm from anterior end. Stoma plectoid
|
||
<typeStatus id="548E29E903770451FAACFBC96540FBF2" box="[1289,1340,1123,1147]" pageId="17" pageNumber="18">type</typeStatus>
|
||
, tubular. Cheilostom weakly cuticularised, with posteriorly converging walls; gymnostom parallel-walled, cuticularised. Stegostom slightly tapering with abrupt narrowing at base. Pharynx comprising of a cylindrical corpus continuous with isthmus. Basal bulb elongate to ovoid, moderately muscular,
|
||
<date id="FF8BB18B03770451FCDAFB6463B9FB6F" box="[895,965,1230,1254]" pageId="17" pageNumber="18" value="1915-10-20">20x15</date>
|
||
µm in dimension having a valvular apparatus with six pairs of denticulate ridges; post-bulbar extension 10 µm long. Cardia inconspicuously separated from post-bulbar extension. Body at pharyngeal end
|
||
<emphasis id="B9414B5903770451FD17FAB262B1FAA6" box="[690,717,1304,1327]" italics="true" pageId="17" pageNumber="18">ca</emphasis>
|
||
2.5 times lip diameters wide. Nerve ring encircling pharynx at 53% of pharyngeal length. Secretory-excretory pore slightly posterior to nerve ring, at 59% of pharyngeal length with the duct forming two loops before joining the renette cell. Intestine with wide lumen. The rectum is 20 µm long.. A pair of oval shaped pseudocoelomocytes
|
||
<emphasis id="B9414B5903770451FD6DFA2E629FFA12" box="[712,739,1412,1435]" italics="true" pageId="17" pageNumber="18">ca</emphasis>
|
||
0.7 times corresponding body diameter long, located posterior to cardia. Rectum thin-walled, 0.8–0.9 times anal body diameter long. Anus a crescent-shaped slit.
|
||
</paragraph>
|
||
<paragraph id="8B8A974B03770451FF60FA60620FF957" blockId="17.[151,1437,906,1974]" pageId="17" pageNumber="18">
|
||
<emphasis id="B9414B5903770451FF60FA606159FA6A" bold="true" box="[197,293,1482,1507]" italics="true" pageId="17" pageNumber="18">Female:</emphasis>
|
||
Reproductive system didelphic, amphidelphic; ovaries reflexed antidromously on the dorsal side. Anterior ovary on the left and posterior on the right side of intestine. Spermatheca absent; crustaformeria prominent. Vagina anteriorly directed,
|
||
<emphasis id="B9414B5903770451FDA0F9BE625CF9A2" box="[517,544,1556,1579]" italics="true" pageId="17" pageNumber="18">ca</emphasis>
|
||
30% of corresponding body diameter in length with folded inner walls forming a weak epiptygmata; provided with two pairs of sphincter muscles. Vulva nearly equatorial transverse slit, vulval lips not protruded. Vulva-anus distance 200 µm. Tail long, largely straight to slightly curved,
|
||
<emphasis id="B9414B5903770451FB0DF9F664BFF9FA" box="[1192,1219,1628,1651]" italics="true" pageId="17" pageNumber="18">ca</emphasis>
|
||
31% of vulva-anus distance long. Caudal setae five including one subventral pair and one lateral pair, pointing downward. Terminal seta 15 µm anterior to tail terminus. Three linearly arranged caudal glands opening to exterior through 2 µm long spinneret without any surrounding papilla.
|
||
</paragraph>
|
||
<paragraph id="8B8A974B03770451FF60F94061F6F88B" blockId="17.[151,1437,906,1974]" box="[197,394,1770,1795]" pageId="17" pageNumber="18">
|
||
<emphasis id="B9414B5903770451FF60F9406175F88A" bold="true" box="[197,265,1770,1795]" italics="true" pageId="17" pageNumber="18">Male:</emphasis>
|
||
Not found.
|
||
</paragraph>
|
||
<paragraph id="8B8A974B03770451FF60F8A46115F8C3" blockId="17.[151,1437,906,1974]" pageId="17" pageNumber="18">
|
||
<emphasis id="B9414B5903770451FF60F8A461B8F8AE" bold="true" box="[197,452,1806,1831]" pageId="17" pageNumber="18">Locality and habitat.</emphasis>
|
||
A sample containing
|
||
<taxonomicName id="4C35ECC803770451FD61F8A463EDF8AE" box="[708,913,1806,1831]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="17" pageNumber="18" phylum="Nematoda" rank="species" species="communis">
|
||
<emphasis id="B9414B5903770451FD61F8A463EDF8AE" box="[708,913,1806,1831]" italics="true" pageId="17" pageNumber="18">Plectus communis</emphasis>
|
||
</taxonomicName>
|
||
was collected from a small ditch at Nainital, Uttaranchal,
|
||
<collectingCountry id="F322D7DB03770451FE82F8986118F8C3" box="[295,356,1842,1866]" name="India" pageId="17" pageNumber="18">India</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C32FC4C003770452FF60F8FD6513FE95" lastPageId="18" lastPageNumber="19" pageId="17" pageNumber="18" type="materials_examined">
|
||
<paragraph id="8B8A974B03770451FF60F8FD61C5F83F" blockId="17.[151,1437,906,1974]" pageId="17" pageNumber="18">
|
||
<emphasis id="B9414B5903770451FF60F8FD61B9F8E6" bold="true" box="[197,453,1878,1903]" pageId="17" pageNumber="18">Voucher specimens.</emphasis>
|
||
One female on slide
|
||
<taxonomicName id="4C35ECC803770451FD13F8FC6451F8E7" authority="Butschli, 1873" authorityName="Butschli" authorityYear="1873" box="[694,1069,1878,1903]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="17" pageNumber="18" phylum="Nematoda" rank="species" species="communis">
|
||
<emphasis id="B9414B5903770451FD13F8FC63FDF8E6" box="[694,897,1878,1903]" italics="true" pageId="17" pageNumber="18">Plectus communis</emphasis>
|
||
<bibRefCitation id="EFA4EABA03770451FC2CF8FC6451F8E7" author="Butschli" box="[905,1069,1878,1902]" pageId="17" pageNumber="18" refString="Butschli, O. (1873) Beitrage zur Kenntnis der freilebende Nematoden. Nova Acta der Kaiserlichen Leopoldinisch- Carolinischen Deutschen Akademie der Naturforscher, 36, 1 - 124." type="journal article" year="1873">Bütschli, 1873</bibRefCitation>
|
||
</taxonomicName>
|
||
NON1/ 1 deposited in the Nematode Collection, Department of Zoology, Aligarh Muslim University, Aligarh, Uttar Pradesh,
|
||
<collectingCountry id="F322D7DB03770451FB62F8D06578F81B" box="[1223,1284,1914,1938]" name="India" pageId="17" pageNumber="18">India</collectingCountry>
|
||
. [One female was used for SEM study].
|
||
</paragraph>
|
||
<paragraph id="8B8A974B03740452FF60FF3D6513FE95" blockId="18.[151,1436,151,392]" pageId="18" pageNumber="19">
|
||
<emphasis id="B9414B5903740452FF60FF3D61DAFF39" bold="true" box="[197,422,151,176]" pageId="18" pageNumber="19">Salient characters.</emphasis>
|
||
A small, species with conspicuous cuticular striations; continuous, slightly elevated lip region; lips with simple, smooth inner ends; cephalic setae anteriorly directed, parallel to main body axis; amphidial fovea circular, at middle level of stoma; secretory-excretory duct conspicuous with turns, pharyngeal bulb weak with parietinus-like grinder, vagina with epiptygmata and two pairs of sphincter muscles, tail spinneret simple.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C32FC4C003740452FF60FE8265E0FE0E" pageId="18" pageNumber="19" type="discussion">
|
||
<paragraph id="8B8A974B03740452FF60FE8265E0FE0E" blockId="18.[151,1436,151,392]" pageId="18" pageNumber="19">
|
||
<emphasis id="B9414B5903740452FF60FE826145FEC9" bold="true" box="[197,313,296,320]" pageId="18" pageNumber="19">Remarks.</emphasis>
|
||
The present population of
|
||
<taxonomicName id="4C35ECC803740452FDD7FE83637DFEC9" box="[626,769,297,320]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="18" pageNumber="19" phylum="Nematoda" rank="species" species="communis">
|
||
<emphasis id="B9414B5903740452FDD7FE83637DFEC9" box="[626,769,297,320]" italics="true" pageId="18" pageNumber="19">P. communis</emphasis>
|
||
</taxonomicName>
|
||
, reported for the first time from
|
||
<collectingCountry id="F322D7DB03740452FBD8FE8D64C5FEB6" box="[1149,1209,295,319]" name="India" pageId="18" pageNumber="19">India</collectingCountry>
|
||
, conforms to previously described populations of
|
||
<taxonomicName id="4C35ECC803740452FE5AFEE762F3FEED" box="[511,655,333,356]" class="Adenophorea" family="Plectidae" genus="Plectus" kingdom="Animalia" order="Araeolaimida" pageId="18" pageNumber="19" phylum="Nematoda" rank="species" species="communis">
|
||
<emphasis id="B9414B5903740452FE5AFEE762F3FEED" box="[511,655,333,356]" italics="true" pageId="18" pageNumber="19">P. communis</emphasis>
|
||
</taxonomicName>
|
||
in most morphological and morphometric characteristics. However, some minor differences were observed
|
||
<emphasis id="B9414B5903740452FDE8FEDB6210FE01" box="[589,620,369,392]" italics="true" pageId="18" pageNumber="19">viz</emphasis>
|
||
., absence of males [
|
||
<emphasis id="B9414B5903740452FCEAFEDB631AFE01" box="[847,870,369,392]" italics="true" pageId="18" pageNumber="19">vs</emphasis>
|
||
males reported in
|
||
<emphasis id="B9414B5903740452FB91FEDB657CFE01" box="[1076,1280,368,392]" italics="true" pageId="18" pageNumber="19">P. c om m u ni s apud</emphasis>
|
||
<bibRefCitation id="EFA4EABA03740452FAA3FEC565EDFE0E" box="[1286,1425,367,391]" pageId="18" pageNumber="19" refString="Zell, H. (1993) Die Gattung Plectus Bastian, 1865 sensu lato (Nematoda: Plectidae) - Ein Beitrag zur Okologie, Biogeographie, Phylogenie und Taxonomie der Plectidae. Andrias, 11, 3 - 171." type="journal article">Zell, (1993)</bibRefCitation>
|
||
].
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |