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<document id="E2D98E51C6E8320EE57515C4891632B0" ID-CLB-Dataset="31606" ID-DOI="10.11646/zootaxa.4344.2.13" ID-GBIF-Dataset="bf8cd782-3d89-4a09-810c-37dc6758b628" ID-ISSN="1175-5326" ID-Zenodo-Dep="1043008" ID-ZooBank="BF66D84F-4686-4305-8DB9-22F6D0632CA9" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1510040905552" checkinUser="plazi" docAuthor="Revkova, Tatiana N." docDate="2017" docId="03E887A18916641B649EFBC5160791AA" docLanguage="en" docName="zootaxa.4344.2.13.pdf" docOrigin="Zootaxa 4344 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Aponema pontica Revkova 2017, sp. n." docType="treatment" docVersion="7" lastPageNumber="389" masterDocId="FFD1FFD9891764196409FFA51240964A" masterDocTitle="Two new species of free-living nematodes genera Microlaimus de Man, 1880 and Aponema Jensen, 1978 (Nematoda: Microlaimidae) from the Black Sea" masterLastPageNumber="394" masterPageNumber="387" pageNumber="388" updateTime="1698480822669" updateUser="ExternalLinkService">
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<mods:title id="C5BA1C6573149409E159A01710322CEC">Two new species of free-living nematodes genera Microlaimus de Man, 1880 and Aponema Jensen, 1978 (Nematoda: Microlaimidae) from the Black Sea</mods:title>
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<mods:namePart id="E01234FCE8BAE8BA62F4714D6FF6FF60">Revkova, Tatiana N.</mods:namePart>
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<mods:date id="AAF2AA84B7800999700C52B550D3C965">2017</mods:date>
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<mods:number id="EE7DFA407B926C58EC837EBDBD394288">2017-11-07</mods:number>
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<treatment id="03E887A18916641B649EFBC5160791AA" ID-DOI="http://doi.org/10.5281/zenodo.6042078" ID-GBIF-Taxon="137252777" ID-Zenodo-Dep="6042078" LSID="urn:lsid:plazi:treatment:03E887A18916641B649EFBC5160791AA" httpUri="http://treatment.plazi.org/id/03E887A18916641B649EFBC5160791AA" lastPageId="2" lastPageNumber="389" pageId="1" pageNumber="388">
<subSubSection id="C35B653C89166418649EFBC5131692D6" pageId="1" pageNumber="388" type="nomenclature">
<paragraph id="8BFE36B789166418649EFBC513F59231" blockId="1.[151,437,1120,1181]" box="[151,437,1120,1147]" pageId="1" pageNumber="388">
<heading id="D0B681DB89166418649EFBC513F59231" bold="true" box="[151,437,1120,1147]" fontSize="11" level="1" pageId="1" pageNumber="388" reason="1">
<emphasis id="B935EAA589166418649EFBC513F59231" bold="true" box="[151,437,1120,1147]" pageId="1" pageNumber="388">
<taxonomicName id="4C414D3489166418649EFBC5132C9230" authority="Revkova, 2017" authorityName="Revkova" authorityYear="2017" box="[151,364,1120,1146]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="1" pageNumber="388" phylum="Nematoda" rank="species" species="pontica" status="sp. nov.">
<emphasis id="B935EAA589166418649EFBC5132C9230" bold="true" box="[151,364,1120,1146]" italics="true" pageId="1" pageNumber="388">Aponema pontica</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20657DE89166418657AFBC413F59231" box="[371,437,1121,1147]" pageId="1" pageNumber="388" rank="species">sp. n.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BFE36B789166418649EFB21131692D6" blockId="1.[151,437,1120,1181]" box="[151,342,1156,1181]" pageId="1" pageNumber="388">
<figureCitation id="137A2A3289166418649EFB2112B592D6" box="[151,245,1156,1181]" captionStart="FIGURE 1" captionStartId="3.[151,250,1936,1958]" captionTargetBox="[250,1320,227,1887]" captionTargetId="figure@3.[237,1353,212,1887]" captionTargetPageId="3" captionText="FIGURE 1. Aponema pontica sp. n. Holotype male and paratype female. A: male, head; В: female, head; С: male, pharyngeal region; D: male, total view; E: female, total view; tail; F: female, pharyngeal region; G: female, tail; H: male, copulatory apparatus; I: male, tail. Scale bars: A, B = 10 µ m; H = 20; C, F, G, I = 50 µ m; D, E = 100 µ m." httpUri="https://zenodo.org/record/1043010/files/figure.png" pageId="1" pageNumber="388">Figure 1</figureCitation>
,
<tableCitation id="C6C3030C89166418650AFB21131692D6" box="[259,342,1156,1181]" captionStart="TABLE 1" captionStartId="2.[151,238,296,319]" captionText="TABLE 1. Morphometrics of Aponema pontica sp. n." pageId="1" pageNumber="388">Table 1</tableCitation>
</paragraph>
</subSubSection>
<subSubSection id="C35B653C89166418649EFB6912A5933F" pageId="1" pageNumber="388" type="materials_examined">
<paragraph id="8BFE36B789166418649EFB6916269342" blockId="1.[151,1437,1228,2009]" pageId="1" pageNumber="388">
<emphasis id="B935EAA589166418649EFB69133F92AF" bold="true" box="[151,383,1228,1253]" pageId="1" pageNumber="388">Material examined</emphasis>
: five males, four females. Glycerin-gelatin slides. Holotype: male on slide # FlN/BS–1. Paratypes: males, from FlN/BS–2 to FlN/BS–5; females, from FlN/BS–6 to FlN/BS–9.
</paragraph>
<paragraph id="8BFE36B78916641864CEFAB112A5933F" blockId="1.[151,1437,1228,2009]" pageId="1" pageNumber="388">
<emphasis id="B935EAA58916641864CEFAB113239367" bold="true" box="[199,355,1300,1325]" pageId="1" pageNumber="388">
<typeStatus id="54FA88158916641864CEFAB113429367" box="[199,258,1300,1325]" pageId="1" pageNumber="388">Type</typeStatus>
locality
</emphasis>
: Black Sea, Crimea shelf, oxic/anoxic interface at the region of submarine Dnieper Canyon. Depth
<quantity id="4CB99B528916641864EDFA9D136D9305" box="[228,301,1336,1360]" metricMagnitude="2" metricUnit="m" metricValue="1.2" pageId="1" pageNumber="388" unit="m" value="120.0">120 m</quantity>
, (
<quantity id="4CB99B5289166418654AFA9D13D89305" box="[323,408,1336,1360]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="1" pageNumber="388" unit="cm" value="1.5" valueMax="2.0" valueMin="1.0">1–2 cm</quantity>
horizontal layer), sandy silt and
<quantity id="4CB99B52891664186706FA9D11179305" box="[783,855,1336,1360]" metricMagnitude="2" metricUnit="m" metricValue="1.7" pageId="1" pageNumber="388" unit="m" value="170.0">170 m</quantity>
(
<quantity id="4CB99B52891664186761FA9D1181931A" box="[872,961,1336,1360]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" metricValueMax="10.0" metricValueMin="0.0" pageId="1" pageNumber="388" unit="cm" value="0.5" valueMax="1.0" valueMin="0.0">0–1 cm</quantity>
), silt; Sevastopolskaya Bay, depths
<quantity id="4CB99B5289166418615FFA9D12EF933E" metricMagnitude="1" metricUnit="m" metricValue="1.55" metricValueMax="1.7" metricValueMin="1.4" pageId="1" pageNumber="388" unit="m" value="15.5" valueMax="17.0" valueMin="14.0">14–17 m</quantity>
, silt.
</paragraph>
</subSubSection>
<subSubSection id="C35B653C8916641864CEFADA166D93D2" box="[199,1069,1407,1432]" pageId="1" pageNumber="388" type="etymology">
<paragraph id="8BFE36B78916641864CEFADA166D93D2" blockId="1.[151,1437,1228,2009]" box="[199,1069,1407,1432]" pageId="1" pageNumber="388">
<emphasis id="B935EAA58916641864CEFADA130E93D2" bold="true" box="[199,334,1407,1432]" pageId="1" pageNumber="388">Etymology.</emphasis>
The species name is derived from the Greek
<emphasis id="B935EAA5891664186740FA2411D793D2" box="[841,919,1409,1432]" italics="true" pageId="1" pageNumber="388">Pontos</emphasis>
= Black Sea.
</paragraph>
</subSubSection>
<subSubSection id="C35B653C8916641B64CEFA01112796BD" lastPageId="2" lastPageNumber="389" pageId="1" pageNumber="388" type="description">
<paragraph id="8BFE36B78916641864CEFA01134A914A" blockId="1.[151,1437,1228,2009]" pageId="1" pageNumber="388">
<emphasis id="B935EAA58916641864CEFA0113EB93F7" bold="true" box="[199,427,1444,1469]" pageId="1" pageNumber="388">Description. Male</emphasis>
Body spindle-shaped, slender. Cuticle transversely striated. Striation beginning immediately posterior to cephalic setae. Somatic setae 3 µm long, scattered along the body. Inner and outer labial sensillae inconspicuous; four cephalic setae, 4 µm long. Head not separated from the remaining body. Cryptocircular amphidial fovea with interruption in the posterior part, located 5–8.5 µm from anterior edge. Buccal cavity small, with one dorsal and two ventrosublateral teeth. Pharynx cylindrical with well-developed terminal rounded bulb, 26 µm in width. Intestine filled with rounded, slightly yellow-brown inclusions. Anterior part of intestine with annular structure. Nerve ring is located at the level of middle of pharynx. Secretory-excretory system present; renette lies ventrally to the posterior part of pharyngeal bulb, cardia and anterior part of the intestine. Secretory-excretory pore located between the nerve ring and the bulb, posterior to nerve ring. Cardia small and triangular.
</paragraph>
<paragraph id="8BFE36B78916641864CEF8A9106291FE" blockId="1.[151,1437,1228,2009]" pageId="1" pageNumber="388">Reproductive system monorchic, single anterior outstretched testis situated to the right of intestine. Spicules arcuate, distally tapering. Gubernaculum with dorso-caudally directed apophyses; dorso-caudal part 5–7 µm long, 5–6 µm wide and dorsally curved part 5–6 µm long. Apophyses are more strongly sclerotized along dorsal margin. Tail conico-cylindrical, elongated, with slightly swollen tip. Somatic setae on tail 3–4 µm long. Three caudal glands presence. Spinneret present.</paragraph>
<paragraph id="8BFE36B78916641B64CEF865112796BD" blockId="1.[151,1437,1228,2009]" lastBlockId="2.[151,1437,151,248]" lastPageId="2" lastPageNumber="389" pageId="1" pageNumber="388">
<emphasis id="B935EAA58916641864CEF865135E9193" bold="true" box="[199,286,1984,2009]" pageId="1" pageNumber="388">Female</emphasis>
Similar to male in most parameters. Reproductive system didelphic, posterior and anterior ovaries of equal length, outstretched. Both ovaries located to the right of intestine. Vulval lips not sclerotized, slightly protruding beyond body contour and situated at 40% from the anterior end. Vagina short, with thin walls. Uteri large, contain large oocytes, 44 µm long. No vulvar glands seen.
</paragraph>
</subSubSection>
<caption id="DF3E663F8915641B649EFE8D10969775" box="[151,726,295,319]" pageId="2" pageNumber="389">
<paragraph id="8BFE36B78915641B649EFE8D10969775" blockId="2.[151,726,295,319]" box="[151,726,295,319]" pageId="2" pageNumber="389">
<emphasis id="B935EAA58915641B649EFE8D13439775" bold="true" box="[151,259,296,319]" pageId="2" pageNumber="389">TABLE 1</emphasis>
. Morphometrics of
<taxonomicName id="4C414D348915641B65D1FE8210D49775" authority="Revkova, 2017" authorityName="Revkova" authorityYear="2017" box="[472,660,295,319]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="pontica" status="sp. nov.">
<emphasis id="B935EAA58915641B65D1FE8210D49775" box="[472,660,295,319]" italics="true" pageId="2" pageNumber="389">Aponema pontica</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20657DE8915641B6693FE8D10969775" box="[666,726,296,319]" pageId="2" pageNumber="389" rank="species">sp. n.</taxonomicNameLabel>
</paragraph>
</caption>
<paragraph id="8BFE36B78915641B6496FE06100693ED" pageId="2" pageNumber="389">
<table id="F941C41789159BE6649EFEFF170F93ED" box="[151,1359,346,1447]" gridcols="5" gridrows="10" pageId="2" pageNumber="389">
<tr id="357134F589159BE6649EFEFF170F97F2" box="[151,1359,346,440]" gridrow="0" pageId="2" pageNumber="389">
<th id="76A05D8989159BE6649EFEFF100697F2" box="[151,582,346,440]" gridcol="0" gridrow="0" pageId="2" pageNumber="389">L</th>
<th id="76A05D8989159BE666B4FEFF115697F2" box="[701,790,346,440]" gridcol="1" gridrow="0" pageId="2" pageNumber="389">male 1 holotype 929</th>
<th id="76A05D8989159BE66751FEFF119297F2" box="[856,978,346,440]" gridcol="2" gridrow="0" pageId="2" pageNumber="389">males (n=4) 664–747</th>
<th id="76A05D8989159BE66029FEFF163897F2" box="[1056,1144,346,440]" gridcol="3" gridrow="0" pageId="2" pageNumber="389">female 1 paratype 966</th>
<th id="76A05D8989159BE660C8FEFF170F97F2" box="[1217,1359,346,440]" gridcol="4" gridrow="0" pageId="2" pageNumber="389">females (n=3) 611–858</th>
</tr>
<tr id="357134F589159BE6649EFE69170F947E" box="[151,1359,460,564]" gridrow="1" pageId="2" pageNumber="389">
<th id="76A05D8989159BE6649EFE691006947E" box="[151,582,460,564]" gridcol="0" gridrow="1" pageId="2" pageNumber="389">a b c</th>
<td id="76A05D8989159BE666B4FE691156947E" box="[701,790,460,564]" gridcol="1" gridrow="1" pageId="2" pageNumber="389">21.6 7.8 6.3</td>
<td id="76A05D8989159BE66751FE691192947E" box="[856,978,460,564]" gridcol="2" gridrow="1" pageId="2" pageNumber="389">16.6–20.6 6.4–7.8 5.2–5.9</td>
<td id="76A05D8989159BE66029FE691638947E" box="[1056,1144,460,564]" gridcol="3" gridrow="1" pageId="2" pageNumber="389">16.7 7.7 5.8</td>
<td id="76A05D8989159BE660C8FE69170F947E" box="[1217,1359,460,564]" gridcol="4" gridrow="1" pageId="2" pageNumber="389">13.3–16.5 6.8–7.7 5.1–5.8</td>
</tr>
<tr id="357134F589159BE6649EFDED170F94FA" box="[151,1359,584,688]" gridrow="2" pageId="2" pageNumber="389">
<th id="76A05D8989159BE6649EFDED100694FA" box="[151,582,584,688]" gridcol="0" gridrow="2" pageId="2" pageNumber="389">c' V, % Amphidial fovea width</th>
<td id="76A05D8989159BE666B4FDED115694FA" box="[701,790,584,688]" gridcol="1" gridrow="2" pageId="2" pageNumber="389">6.2 5</td>
<td id="76A05D8989159BE66751FDED119294FA" box="[856,978,584,688]" gridcol="2" gridrow="2" pageId="2" pageNumber="389">4.7–6.3 5–5.5</td>
<td id="76A05D8989159BE66029FDED163894FA" box="[1056,1144,584,688]" gridcol="3" gridrow="2" pageId="2" pageNumber="389">6.5 40.7 5</td>
<td id="76A05D8989159BE660C8FDED170F94FA" box="[1217,1359,584,688]" gridcol="4" gridrow="2" pageId="2" pageNumber="389">6.1–7.1 35.9–37.2 5</td>
</tr>
<tr id="357134F589159BE6649EFD61170F9566" box="[151,1359,708,812]" gridrow="3" pageId="2" pageNumber="389">
<th id="76A05D8989159BE6649EFD6110069566" box="[151,582,708,812]" gridcol="0" gridrow="3" pageId="2" pageNumber="389">Cephalic setae length Buccal cavity width Buccal cavity length</th>
<td id="76A05D8989159BE666B4FD6111569566" box="[701,790,708,812]" gridcol="1" gridrow="3" pageId="2" pageNumber="389">4 2 7</td>
<td id="76A05D8989159BE66751FD6111929566" box="[856,978,708,812]" gridcol="2" gridrow="3" pageId="2" pageNumber="389">4 2 6–7</td>
<td id="76A05D8989159BE66029FD6116389566" box="[1056,1144,708,812]" gridcol="3" gridrow="3" pageId="2" pageNumber="389">4 2 7</td>
<td id="76A05D8989159BE660C8FD61170F9566" box="[1217,1359,708,812]" gridcol="4" gridrow="3" pageId="2" pageNumber="389">4 1–2 5–6</td>
</tr>
<tr id="357134F589159BE6649EFCE5170F95E2" box="[151,1359,832,936]" gridrow="4" pageId="2" pageNumber="389">
<th id="76A05D8989159BE6649EFCE5100695E2" box="[151,582,832,936]" gridcol="0" gridrow="4" pageId="2" pageNumber="389">Head diam. at cephalic setae Head diam. at amphids Amphids from anterior end</th>
<td id="76A05D8989159BE666B4FCE5115695E2" box="[701,790,832,936]" gridcol="1" gridrow="4" pageId="2" pageNumber="389">8 10 7*, 5**</td>
<td id="76A05D8989159BE66751FCE5119295E2" box="[856,978,832,936]" gridcol="2" gridrow="4" pageId="2" pageNumber="389">8–9 10–12 6–8.5</td>
<td id="76A05D8989159BE66029FCE5163895E2" box="[1056,1144,832,936]" gridcol="3" gridrow="4" pageId="2" pageNumber="389">8.5 10.5 8</td>
<td id="76A05D8989159BE660C8FCE5170F95E2" box="[1217,1359,832,936]" gridcol="4" gridrow="4" pageId="2" pageNumber="389">8–8.5 10–12 7–10</td>
</tr>
<tr id="357134F589159BE6649EFC19170F926E" box="[151,1359,956,1060]" gridrow="5" pageId="2" pageNumber="389">
<th id="76A05D8989159BE6649EFC191006926E" box="[151,582,956,1060]" gridcol="0" gridrow="5" pageId="2" pageNumber="389">Terminal bulb diameter Body diameter at nerve ring Body diameter at cardia</th>
<td id="76A05D8989159BE666B4FC191156926E" box="[701,790,956,1060]" gridcol="1" gridrow="5" pageId="2" pageNumber="389">26 29 35</td>
<td id="76A05D8989159BE66751FC191192926E" box="[856,978,956,1060]" gridcol="2" gridrow="5" pageId="2" pageNumber="389">25–26 28–34 32–41</td>
<td id="76A05D8989159BE66029FC191638926E" box="[1056,1144,956,1060]" gridcol="3" gridrow="5" pageId="2" pageNumber="389">30 30 42</td>
<td id="76A05D8989159BE660C8FC19170F926E" box="[1217,1359,956,1060]" gridcol="4" gridrow="5" pageId="2" pageNumber="389">28–30 24–49 35–40</td>
</tr>
<tr id="357134F589159BE6649EFB9D170F92EA" box="[151,1359,1080,1184]" gridrow="6" pageId="2" pageNumber="389">
<th id="76A05D8989159BE6649EFB9D100692EA" box="[151,582,1080,1184]" gridcol="0" gridrow="6" pageId="2" pageNumber="389">Maximum body diameter Mid-body diameter Anal body diameter</th>
<td id="76A05D8989159BE666B4FB9D115692EA" box="[701,790,1080,1184]" gridcol="1" gridrow="6" pageId="2" pageNumber="389">43 41 24</td>
<td id="76A05D8989159BE66751FB9D119292EA" box="[856,978,1080,1184]" gridcol="2" gridrow="6" pageId="2" pageNumber="389">36–45 31–45 23–28</td>
<td id="76A05D8989159BE66029FB9D163892EA" box="[1056,1144,1080,1184]" gridcol="3" gridrow="6" pageId="2" pageNumber="389">58 51 26</td>
<td id="76A05D8989159BE660C8FB9D170F92EA" box="[1217,1359,1080,1184]" gridcol="4" gridrow="6" pageId="2" pageNumber="389">46–52 41–44 20–21</td>
</tr>
<tr id="357134F589159BE6649EFB11170F9356" box="[151,1359,1204,1308]" gridrow="7" pageId="2" pageNumber="389">
<th id="76A05D8989159BE6649EFB1110069356" box="[151,582,1204,1308]" gridcol="0" gridrow="7" pageId="2" pageNumber="389">Apophyse dorso-caudally part length Apophyse dorsally curved part length Tail length</th>
<td id="76A05D8989159BE666B4FB1111569356" box="[701,790,1204,1308]" gridcol="1" gridrow="7" pageId="2" pageNumber="389">6.5 6 147</td>
<td id="76A05D8989159BE66751FB1111929356" box="[856,978,1204,1308]" gridcol="2" gridrow="7" pageId="2" pageNumber="389">5–7 5–6 114–143</td>
<td id="76A05D8989159BE66029FB1116389356" box="[1056,1144,1204,1308]" gridcol="3" gridrow="7" pageId="2" pageNumber="389">168</td>
<td id="76A05D8989159BE660C8FB11170F9356" box="[1217,1359,1204,1308]" gridcol="4" gridrow="7" pageId="2" pageNumber="389">121–150</td>
</tr>
<tr id="357134F589159BE6649EFA95170F9325" box="[151,1359,1328,1391]" gridrow="8" pageId="2" pageNumber="389" rowspan-3="1" rowspan-4="1">
<th id="76A05D8989159BE6649EFA9510069325" box="[151,582,1328,1391]" gridcol="0" gridrow="8" pageId="2" pageNumber="389">Spicule length Body length /spicule length</th>
<td id="76A05D8989159BE666B4FA9511569325" box="[701,790,1328,1391]" gridcol="1" gridrow="8" pageId="2" pageNumber="389">43 21.6</td>
<td id="76A05D8989159BE66751FA9511929325" box="[856,978,1328,1391]" gridcol="2" gridrow="8" pageId="2" pageNumber="389">35–42 17.8–21.3</td>
</tr>
<tr id="357134F589159BE6649EFA35170F93ED" box="[151,1359,1424,1447]" gridrow="9" pageId="2" pageNumber="389" rowspan-1="1" rowspan-2="1" rowspan-3="1" rowspan-4="1">
<th id="76A05D8989159BE6649EFA35100693ED" box="[151,582,1424,1447]" gridcol="0" gridrow="9" pageId="2" pageNumber="389">Note: *—left amphid, **—right amphid</th>
</tr>
</table>
</paragraph>
<subSubSection id="C35B653C8915641B64CEFA6A1735903D" pageId="2" pageNumber="389" type="diagnosis">
<paragraph id="8BFE36B78915641B64CEFA6A1735903D" blockId="2.[151,1436,1487,2017]" pageId="2" pageNumber="389">
<emphasis id="B935EAA58915641B64CEFA6A130193A2" bold="true" box="[199,321,1487,1512]" pageId="2" pageNumber="389">Diagnosis.</emphasis>
<taxonomicName id="4C414D348915641B6547FA75105393AD" authority="Revkova, 2017" authorityName="Revkova" authorityYear="2017" box="[334,531,1488,1511]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="pontica" status="sp. nov.">
<emphasis id="B935EAA58915641B6547FA75105393AD" box="[334,531,1488,1511]" italics="true" pageId="2" pageNumber="389">Aponema pontica</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20657DE8915641B6629FA6A102593A2" box="[544,613,1487,1512]" pageId="2" pageNumber="389" rank="species">
<emphasis id="B935EAA58915641B6629FA6A102593A2" bold="true" box="[544,613,1487,1512]" pageId="2" pageNumber="389">sp. n.</emphasis>
</taxonomicNameLabel>
is characterized by slender (611–966 µm) body. Cuticle transversely striated. Head not separated from the remaining body. Amphidial fovea cryptocircular with interruption in the posterior part. Oesophagus narrow, posteriorly forming a rounded and weakly sclerotised lumen of pharyngeal bulb. Female reproductive system didelphic, ovaries outstretched; male reproductive system monorchic. Tail conico-cylindrical, elongated, with slightly swollen tip. Short setae in the pre- and post-cloacal regions present.
</paragraph>
</subSubSection>
<subSubSection id="C35B653C8915641B64CEF921160791AA" pageId="2" pageNumber="389" type="discussion">
<paragraph id="8BFE36B78915641B64CEF921160791AA" blockId="2.[151,1436,1487,2017]" pageId="2" pageNumber="389">
<emphasis id="B935EAA58915641B64CEF921130C90D7" bold="true" box="[199,332,1668,1693]" pageId="2" pageNumber="389">Discussion.</emphasis>
<taxonomicName id="4C414D348915641B655BF921105790D6" authority="Revkova, 2017" authorityName="Revkova" authorityYear="2017" box="[338,535,1668,1692]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="pontica" status="sp. nov.">
<emphasis id="B935EAA58915641B655BF921105790D6" box="[338,535,1668,1692]" italics="true" pageId="2" pageNumber="389">Aponema pontica</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20657DE8915641B6614F921101C90D7" box="[541,604,1668,1693]" pageId="2" pageNumber="389" rank="species">
<emphasis id="B935EAA58915641B6614F921101C90D7" bold="true" box="[541,604,1668,1693]" pageId="2" pageNumber="389">sp. n.</emphasis>
</taxonomicNameLabel>
differs from all known
<taxonomicName id="4C414D348915641B676AF921118D90D1" authorityName="Jensen" authorityYear="1978" box="[867,973,1668,1691]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="genus">
<emphasis id="B935EAA58915641B676AF921118D90D1" box="[867,973,1668,1691]" italics="true" pageId="2" pageNumber="389">Aponema</emphasis>
</taxonomicName>
species by the absence of the constriction in head region and in the shape of gubernacular apophyses. New species is morphologically closest to
<taxonomicName id="4C414D348915641B612CF90D139E90AE" authority="(Lorenzen 1973) Jensen 1978" authorityName="Jensen" authorityYear="1978" baseAuthorityName="Lorenzen" baseAuthorityYear="1973" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="torosum">
<emphasis id="B935EAA58915641B612CF90D17DC908A" box="[1317,1436,1704,1728]" italics="true" pageId="2" pageNumber="389">A. torosum</emphasis>
(Lorenzen 1973) Jensen 1978
</taxonomicName>
and
<taxonomicName id="4C414D348915641B661DF96911CD90AE" authority="Leduc &amp; Wharton 2008" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[532,909,1740,1765]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B661DF969103B90AE" box="[532,635,1740,1764]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
Leduc &amp; Wharton 2008
</taxonomicName>
.
<taxonomicName id="4C414D348915641B6791F969164890AE" authority="Revkova, 2017" authorityName="Revkova" authorityYear="2017" box="[920,1032,1740,1764]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="pontica" status="sp. nov.">
<emphasis id="B935EAA58915641B6791F969164890AE" box="[920,1032,1740,1764]" italics="true" pageId="2" pageNumber="389">A. pontica</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20657DE8915641B6019F969160E90AF" box="[1040,1102,1740,1765]" pageId="2" pageNumber="389" rank="species">
<emphasis id="B935EAA58915641B6019F969160E90AF" bold="true" box="[1040,1102,1740,1765]" pageId="2" pageNumber="389">sp. n.</emphasis>
</taxonomicNameLabel>
is similar to
<taxonomicName id="4C414D348915641B60D6F969171690AE" authorityName="Jensen" authorityYear="1978" baseAuthorityName="Lorenzen" baseAuthorityYear="1973" box="[1247,1366,1740,1764]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="torosum">
<emphasis id="B935EAA58915641B60D6F969171690AE" box="[1247,1366,1740,1764]" italics="true" pageId="2" pageNumber="389">A. torosum</emphasis>
</taxonomicName>
in the shape of the body, size of amphids, the value of ‘b’ and ‘c’, but differs in having small and triangular cardia, rounded and weakly sclerotised lumen of pharyngeal bulb and longer spicules (35–43 µm
<emphasis id="B935EAA58915641B6059F8B016279166" box="[1104,1127,1813,1836]" italics="true" pageId="2" pageNumber="389">vs</emphasis>
28–37 µm in
<taxonomicName id="4C414D348915641B611CF8B117CC9166" authorityName="Jensen" authorityYear="1978" baseAuthorityName="Lorenzen" baseAuthorityYear="1973" box="[1301,1420,1812,1836]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="torosum">
<emphasis id="B935EAA58915641B611CF8B117CC9166" box="[1301,1420,1812,1836]" italics="true" pageId="2" pageNumber="389">A. torosum</emphasis>
</taxonomicName>
).
<taxonomicName id="4C414D348915641B649EF89D13479105" authority="Revkova, 2017" authorityName="Revkova" authorityYear="2017" box="[151,263,1848,1871]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="pontica" status="sp. nov.">
<emphasis id="B935EAA58915641B649EF89D13479105" box="[151,263,1848,1871]" italics="true" pageId="2" pageNumber="389">A. pontica</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20657DE8915641B651BF8921313911A" box="[274,339,1847,1872]" pageId="2" pageNumber="389" rank="species">
<emphasis id="B935EAA58915641B651BF8921313911A" bold="true" box="[274,339,1847,1872]" pageId="2" pageNumber="389">sp. n.</emphasis>
</taxonomicNameLabel>
is similar to
<taxonomicName id="4C414D348915641B65FAF89D101A911A" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[499,602,1848,1872]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B65FAF89D101A911A" box="[499,602,1848,1872]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
</taxonomicName>
in the shape and length of the body, structure of pharyngeal region and presence of short setae in the pre- and post-cloacal regions, but can be differentiated from
<taxonomicName id="4C414D348915641B6073F8F916A2913E" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[1146,1250,1884,1908]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B6073F8F916A2913E" box="[1146,1250,1884,1908]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
</taxonomicName>
in the shape and length of spicules (35–43 µm
<emphasis id="B935EAA58915641B65EFF82413BD91D2" box="[486,509,1921,1944]" italics="true" pageId="2" pageNumber="389">vs</emphasis>
22–27 µm in
<taxonomicName id="4C414D348915641B6694F825114591D2" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[669,773,1920,1944]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B6694F825114591D2" box="[669,773,1920,1944]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
</taxonomicName>
), low values: ‘a’ (13.3–21.6
<emphasis id="B935EAA58915641B6043F824162191D2" box="[1098,1121,1921,1944]" italics="true" pageId="2" pageNumber="389">vs</emphasis>
<quantity id="4CB99B528915641B6060F82516B491D2" box="[1129,1268,1919,1944]" metricMagnitude="-1" metricUnit="m" metricValue="8.9154" metricValueMax="10.0076" metricValueMin="7.8232" pageId="2" pageNumber="389" unit="in" value="35.1" valueMax="39.4" valueMin="30.8">30.8–39.4 in</quantity>
<taxonomicName id="4C414D348915641B60F4F825172491D2" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[1277,1380,1920,1944]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B60F4F825172491D2" box="[1277,1380,1920,1944]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
</taxonomicName>
), ‘b’ (6.4–7.8
<emphasis id="B935EAA58915641B64F0F800135091F6" box="[249,272,1957,1980]" italics="true" pageId="2" pageNumber="389">vs</emphasis>
<quantity id="4CB99B528915641B651EF80113C691F7" box="[279,390,1956,1981]" metricMagnitude="-1" metricUnit="m" metricValue="2.1082" metricValueMax="2.2352" metricValueMin="1.9812" pageId="2" pageNumber="389" unit="in" value="8.3" valueMax="8.8" valueMin="7.8">7.8–8.8 in</quantity>
<taxonomicName id="4C414D348915641B6584F80113B591F6" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[397,501,1956,1980]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B6584F80113B591F6" box="[397,501,1956,1980]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
</taxonomicName>
), ‘c’ (5.1–6.3
<emphasis id="B935EAA58915641B669DF80010EB91F6" box="[660,683,1957,1980]" italics="true" pageId="2" pageNumber="389">vs</emphasis>
<quantity id="4CB99B528915641B66BBF801116091F7" box="[690,800,1956,1981]" metricMagnitude="-1" metricUnit="m" metricValue="1.9177" metricValueMax="2.1336" metricValueMin="1.7018" pageId="2" pageNumber="389" unit="in" value="7.55" valueMax="8.4" valueMin="6.7">6.7–8.4 in</quantity>
<taxonomicName id="4C414D348915641B6721F80111CF91F6" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[808,911,1956,1980]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B6721F80111CF91F6" box="[808,911,1956,1980]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
</taxonomicName>
), tail setae longer (3–4
<emphasis id="B935EAA58915641B609CF80016EC91F6" box="[1173,1196,1957,1980]" italics="true" pageId="2" pageNumber="389">vs</emphasis>
1–2 µm in
<taxonomicName id="4C414D348915641B6125F80117D391F6" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[1324,1427,1956,1980]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B6125F80117D391F6" box="[1324,1427,1956,1980]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
</taxonomicName>
) and size of the amphidial fovea (5.0–5.5 (43.5–53.0%)
<emphasis id="B935EAA58915641B66FAF86C114A91AA" box="[755,778,1993,2016]" italics="true" pageId="2" pageNumber="389">vs</emphasis>
3–4 (31–40%) in
<taxonomicName id="4C414D348915641B67D9F86D167791AA" authorityName="Leduc &amp; Wharton" authorityYear="2008" box="[976,1079,1992,2016]" class="Adenophorea" family="Microlaimidae" genus="Aponema" kingdom="Animalia" order="Desmodorida" pageId="2" pageNumber="389" phylum="Nematoda" rank="species" species="subtile">
<emphasis id="B935EAA58915641B67D9F86D167791AA" box="[976,1079,1992,2016]" italics="true" pageId="2" pageNumber="389">A. subtile</emphasis>
</taxonomicName>
).
</paragraph>
</subSubSection>
</treatment>
</document>
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