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<document id="4FDEA32360FC2620C7F0D74487E96703" ID-CLB-Dataset="42403" ID-DOI="10.11646/zootaxa.3905.3.3" ID-GBIF-Dataset="ed9db69b-a1e0-49a8-a0c1-faf410c9bca2" ID-ISSN="1175-5326" ID-Zenodo-Dep="243199" ID-ZooBank="7564C962-B1E5-4BAE-B837-58BFB28BF6CF" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460932974622" checkinUser="plazi" docAuthor="Datta, Tridip Kumar, Navarrete, Alberto De Jesus &amp; Mohapatra, Anil" docDate="2015" docId="03F187E6FFEFDC0FFF1AA9958DCC679F" docLanguage="en" docName="zt03905p380.pdf" docOrigin="Zootaxa 3905 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Rhynchonema Datta, Navarrete &amp; Mohapatra, 2015, sp. nov." docType="key" docVersion="10" lastPageNumber="379" masterDocId="FFC8FF9EFFE3DC01FF8DAC1688506670" masterDocTitle="Rhynchonema dighaensis sp. nov. (Monhysterida: Xyalidae): a marine nematode from the Indian coast with an illustrated guide and modified key for species of Rhynchonema Cobb, 1920" masterLastPageNumber="380" masterPageNumber="365" pageNumber="377" updateTime="1698582431476" updateUser="ExternalLinkService">
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<mods:title id="7080E741031A4C2F6A0516EE23298357">Rhynchonema dighaensis sp. nov. (Monhysterida: Xyalidae): a marine nematode from the Indian coast with an illustrated guide and modified key for species of Rhynchonema Cobb, 1920</mods:title>
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<mods:namePart id="67F5DF4E703E8874B314B1AC354F98BA">Datta, Tridip Kumar</mods:namePart>
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<mods:namePart id="26061DB68E7F252685C61BBD6AE12C99">Navarrete, Alberto De Jesus</mods:namePart>
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<mods:namePart id="F7044EEBF398ABFBAAE87E8F18251A3A">Mohapatra, Anil</mods:namePart>
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<mods:title id="305039EBF4E793288AFA86D4A4263AA2">Zootaxa</mods:title>
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<mods:date id="1B2817DBCCEC2D21431EB6EB61F4198A">2015</mods:date>
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<mods:number id="6D41EBE4C76D76D40FBD68436E478329">3905</mods:number>
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<mods:identifier id="D5C70D39F520A1B2D8CCFE29C8D0FDF9" type="DOI">10.11646/zootaxa.3905.3.3</mods:identifier>
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<treatment id="03F187E6FFEFDC0FFF1AA9958DCC679F" ID-DOI="http://doi.org/10.5281/zenodo.5690226" ID-GBIF-Taxon="119590387" ID-Zenodo-Dep="5690226" LSID="urn:lsid:plazi:treatment:03F187E6FFEFDC0FFF1AA9958DCC679F" httpUri="http://treatment.plazi.org/id/03F187E6FFEFDC0FFF1AA9958DCC679F" lastPageId="14" lastPageNumber="379" pageId="12" pageNumber="377">
<subSubSection id="C342657BFFEFDC0DFF1AA99589A660CA" pageId="12" pageNumber="377" type="nomenclature">
<paragraph id="8BE736F0FFEFDC0DFF1AA9958A3363EC" blockId="12.[151,611,1410,1437]" box="[151,611,1410,1437]" pageId="12" pageNumber="377">
<heading id="D0AF819CFFEFDC0DFF1AA9958A3363EC" bold="true" box="[151,611,1410,1437]" fontSize="11" level="1" pageId="12" pageNumber="377" reason="1">
<emphasis id="B92CEAE2FFEFDC0DFF1AA9958A3363EC" bold="true" box="[151,611,1410,1437]" pageId="12" pageNumber="377">
Key to valid species of
<taxonomicName id="4C584D73FFEFDC0DFE3EA9948A3363EC" box="[435,611,1410,1436]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="genus">
<emphasis id="B92CEAE2FFEFDC0DFE3EA9948A3363EC" bold="true" box="[435,611,1410,1436]" italics="true" pageId="12" pageNumber="377">Rhynchonema</emphasis>
</taxonomicName>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BE736F0FFEFDC0DFF1AA9DF89A660CA" blockId="12.[151,1436,1481,1722]" pageId="12" pageNumber="377">
Illustrated guides for
<taxonomicName id="4C584D73FFEFDC0DFE1FA9DF8A616391" box="[402,561,1481,1505]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="genus">
<emphasis id="B92CEAE2FFEFDC0DFE1FA9DF8A616391" box="[402,561,1481,1505]" italics="true" pageId="12" pageNumber="377">Rhynchonema</emphasis>
</taxonomicName>
<taxonomicName id="4C584D73FFEFDC0DFDB1A9DC8A366391" box="[572,614,1482,1505]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="species" species="spp">spp</taxonomicName>
. are presented in
<figureCitation id="13632A75FFEFDC0DFCB5A9DF8BD36392" box="[824,899,1481,1506]" captionStart="FIGURE 5" captionStartId="9.[151,250,1953,1975]" captionTargetBox="[179,1408,197,1920]" captionTargetId="figure@9.[162,1425,193,1932]" captionTargetPageId="9" captionText="FIGURE 5. Pictorial guide of currently recognized species of Rhynchonema: amakusanum, ambianorum, brevituba, cemae, ceramotos (spicule with gubernaculum ventral view separately), chiloense, cinctum, collare and deconincki." httpUri="https://zenodo.org/record/243204/files/figure.png" pageId="12" pageNumber="377">Figs 5</figureCitation>
,
<figureCitation id="13632A75FFEFDC0DFC1EA9DF8BF16392" box="[915,929,1481,1506]" captionStart="FIGURE 6" captionStartId="10.[151,250,1953,1975]" captionTargetBox="[197,1384,209,1916]" captionTargetId="figure@10.[187,1399,193,1932]" captionTargetPageId="10" captionText="FIGURE 6. Pictorial guide of currently recognized species of Rhynchonema: dighaensis, dispar (smaller spicule separately), falciferum, fossum, gerlachi, hirsutum, impar, kikuchii, longituba, lyngei, megamphidum, moorea and ornatum." httpUri="https://zenodo.org/record/243205/files/figure.png" pageId="12" pageNumber="377">6</figureCitation>
&amp;
<figureCitation id="13632A75FFEFDC0DFC49A9DC8B836392" box="[964,979,1482,1506]" captionStart="FIGURE 7" captionStartId="11.[151,250,1953,1975]" captionTargetBox="[213,1376,205,1917]" captionTargetId="figure@11.[203,1385,193,1932]" captionTargetPageId="11" captionText="FIGURE 7. Pictorial guide of currently recognized species of Rhynchonema: quemer, scutatum, semiserratum, separatum, sieverti, subsetosum, tomakinense, tremendum, veronicae and xiamenensis." httpUri="https://zenodo.org/record/243206/files/figure.png" pageId="12" pageNumber="377">7</figureCitation>
. Morphometric comparison of all valid species of
<taxonomicName id="4C584D73FFEFDC0DFE9FA9FB89E16075" box="[274,433,1517,1541]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="genus">
<emphasis id="B92CEAE2FFEFDC0DFE9FA9FB89E16075" box="[274,433,1517,1541]" italics="true" pageId="12" pageNumber="377">Rhynchonema</emphasis>
</taxonomicName>
is given in the Table 2. All species of the genus in the illustrated guide or Table 2 are based on published work, with the exception of
<taxonomicName id="4C584D73FFEFDC0DFD4AAA048B316059" box="[711,865,1553,1577]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="species" species="dighaensis" status="sp. nov.">
<emphasis id="B92CEAE2FFEFDC0DFD4AAA048B316059" box="[711,865,1553,1577]" italics="true" pageId="12" pageNumber="377">R. dighaensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A21F5799FFEFDC0DFCE6AA078B97605A" box="[875,967,1553,1578]" pageId="12" pageNumber="377" rank="species">
<emphasis id="B92CEAE2FFEFDC0DFCE6AA078B97605A" bold="true" box="[875,967,1553,1578]" pageId="12" pageNumber="377">sp. nov.</emphasis>
</taxonomicNameLabel>
The guide comprises a set of simplified images of the anterior part showing the shape and position of the amphid, the shape of both spicules and the gubernaculum. However, the emphasis here is on the dichotomous key and the illustrated guide is provided for further verification of
<taxonomicName id="4C584D73FFEFDC0DFE1AAA6B8A6660E5" box="[407,566,1661,1685]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="genus">
<emphasis id="B92CEAE2FFEFDC0DFE1AAA6B8A6660E5" box="[407,566,1661,1685]" italics="true" pageId="12" pageNumber="377">Rhynchonema</emphasis>
</taxonomicName>
<taxonomicName id="4C584D73FFEFDC0DFDB2AA688A3960E5" box="[575,617,1662,1685]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="species" species="spp">spp</taxonomicName>
.
<bibRefCitation id="EFC94B01FFEFDC0DFDFBAA6B8B5760E6" author="Cobb" box="[630,775,1661,1686]" pageId="12" pageNumber="377" refString="Cobb, N. A. (1920) One hundred new nemas (type species of 100 new genera). Contribution to a science of Nematology, IX, 217 - 343." type="journal article" year="1920">Cobb (1920)</bibRefCitation>
illustrated only the anterior part of
<taxonomicName id="4C584D73FFEFDC0DFB28AA688D7060E5" box="[1189,1312,1662,1685]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="species" species="cinctum">
<emphasis id="B92CEAE2FFEFDC0DFB28AA688D7060E5" box="[1189,1312,1662,1685]" italics="true" pageId="12" pageNumber="377">R. cinctum</emphasis>
</taxonomicName>
and hence only that is shown in the guide.
</paragraph>
</subSubSection>
<subSubSection id="C342657BFFEFDC0FFF1AAAFF8DCC679F" lastPageId="14" lastPageNumber="379" pageId="12" pageNumber="377" type="key">
<keyStep id="30AC2E55FFEFDC0DFF1AAAFF8DCB616B" pageId="12" pageNumber="377">
<paragraph id="8BE736F0FFEFDC0DFF1AAAFF8DCB608E" blockId="12.[151,1436,1769,2025]" box="[151,1435,1769,1790]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AAAFF8DCB608E" box="[151,1435,1769,1790]" pageId="12" pageNumber="377">1 Spicules sharply curved, “L” shaped..................................................................... 2</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEFDC0DFF1AAB108DCB616B" blockId="12.[151,1436,1769,2025]" box="[151,1435,1798,1819]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AAB108DCB616B" box="[151,1435,1798,1819]" pageId="12" pageNumber="377">- Spicules arcuate..................................................................................... 3</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEFDC0DFF1AAB328DCB6126" pageId="12" pageNumber="377">
<paragraph id="8BE736F0FFEFDC0DFF1AAB328DCB6149" blockId="12.[151,1436,1769,2025]" box="[151,1435,1827,1849]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AAB328DCB6149" box="[151,1435,1827,1849]" pageId="12" pageNumber="377">
2 Distal end of the spicules sharp and oriented upward;
<emphasis id="B92CEAE2FFEFDC0DFD69AB328AA06149" box="[740,752,1828,1849]" italics="true" pageId="12" pageNumber="377">a</emphasis>
= 28–30,
<emphasis id="B92CEAE2FFEFDC0DFCC1AB358B086149" box="[844,856,1827,1849]" italics="true" pageId="12" pageNumber="377">b</emphasis>
=3.4-4.0,
<emphasis id="B92CEAE2FFEFDC0DFC38AB328B906149" box="[949,960,1828,1849]" italics="true" pageId="12" pageNumber="377">c</emphasis>
=7.1–7.8, spicules=24–25 µm...
<taxonomicName id="4C584D73FFEFDC0DFA91AB328DCB6149" box="[1308,1435,1828,1849]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="species" species="separatum">
<emphasis id="B92CEAE2FFEFDC0DFA91AB328DCB6149" box="[1308,1435,1828,1849]" italics="true" pageId="12" pageNumber="377">R. separatum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEFDC0DFF1AAB578DCB6126" blockId="12.[151,1436,1769,2025]" box="[151,1435,1856,1878]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AAB578DCB6126" box="[151,1435,1856,1878]" pageId="12" pageNumber="377">
- Distal end of the spicule not sharp;
<emphasis id="B92CEAE2FFEFDC0DFDB8AB578A116126" box="[565,577,1857,1878]" italics="true" pageId="12" pageNumber="377">a</emphasis>
=28–30,
<emphasis id="B92CEAE2FFEFDC0DFD1BAB568AF26126" box="[662,674,1856,1878]" italics="true" pageId="12" pageNumber="377">b</emphasis>
=3.2,
<emphasis id="B92CEAE2FFEFDC0DFD57AB578AB56126" box="[730,741,1857,1878]" italics="true" pageId="12" pageNumber="377">c</emphasis>
=8.6, spicule=19 µm...........................
<taxonomicName id="4C584D73FFEFDC0DFB73AB578DCB6126" box="[1278,1435,1857,1878]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="species" species="semiserratum">
<emphasis id="B92CEAE2FFEFDC0DFB73AB578DCB6126" box="[1278,1435,1857,1878]" italics="true" pageId="12" pageNumber="377">R. semiserratum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEFDC0DFF1AAB488DCB61E1" pageId="12" pageNumber="377">
<paragraph id="8BE736F0FFEFDC0DFF1AAB488DCB6103" blockId="12.[151,1436,1769,2025]" box="[151,1435,1886,1907]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AAB488DCB6103" box="[151,1435,1886,1907]" pageId="12" pageNumber="377">3 Distal end of spicule not pointed........................................................................ 4</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEFDC0DFF1AAB6A8DCB61E1" blockId="12.[151,1436,1769,2025]" box="[151,1435,1916,1937]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AAB6A8DCB61E1" box="[151,1435,1916,1937]" pageId="12" pageNumber="377">- Distal end of spicule pointed........................................................................... 9</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEFDC0DFF1AAB8F8DCB61BB" pageId="12" pageNumber="377">
<paragraph id="8BE736F0FFEFDC0DFF1AAB8F8DCB61DE" blockId="12.[151,1436,1769,2025]" box="[151,1435,1945,1966]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AAB8F8DCB61DE" box="[151,1435,1945,1966]" pageId="12" pageNumber="377">4 Distal end of spicule bifid............................................................................. 5</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEFDC0DFF1AABA08DCB61BB" blockId="12.[151,1436,1769,2025]" box="[151,1435,1974,1995]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AABA08DCB61BB" box="[151,1435,1974,1995]" pageId="12" pageNumber="377">- Distal end of spicule claw-like.......................................................................... 6</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEFDC0CFF1AABC28DCC66BA" lastPageId="13" lastPageNumber="378" pageId="12" pageNumber="377">
<paragraph id="8BE736F0FFEFDC0DFF1AABC28DCC6199" blockId="12.[151,1436,1769,2025]" box="[151,1436,2003,2025]" pageId="12" pageNumber="377">
<keyLead id="30A995C5FFEFDC0DFF1AABC28DCC6199" box="[151,1436,2003,2025]" pageId="12" pageNumber="377">
5 Spicule converged beak-like;
<emphasis id="B92CEAE2FFEFDC0DFE73ABC28A5A6199" box="[510,522,2004,2025]" italics="true" pageId="12" pageNumber="377">a</emphasis>
=25.7,
<emphasis id="B92CEAE2FFEFDC0DFDC0ABC58A096199" box="[589,601,2003,2025]" italics="true" pageId="12" pageNumber="377">b</emphasis>
=4.6,
<emphasis id="B92CEAE2FFEFDC0DFD1CABC28ACC6199" box="[657,668,2004,2025]" italics="true" pageId="12" pageNumber="377">c</emphasis>
=9.1, spicules=21 µm....................................
<taxonomicName id="4C584D73FFEFDC0DFABCABC28DCC6199" box="[1329,1436,2003,2025]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="12" pageNumber="377" phylum="Nematoda" rank="species" species="gerlachi">
<emphasis id="B92CEAE2FFEFDC0DFABCABC28DCC6199" box="[1329,1436,2003,2025]" italics="true" pageId="12" pageNumber="377">R. gerlachi</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAC818DCC66BA" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAC818DCC66BA" pageId="13" pageNumber="378">
- Spicules diverged beak-like; distal part of gubernaculum equipped with two bifid elongations;
<emphasis id="B92CEAE2FFEEDC0CFBEAAC8E8C2366DD" box="[1127,1139,152,173]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=26,
<emphasis id="B92CEAE2FFEEDC0CFB29AC818CE066DD" box="[1188,1200,151,173]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=4.6,
<emphasis id="B92CEAE2FFEEDC0CFB6AAC8E8CA266DD" box="[1255,1266,152,173]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=9.5, spicules=22 µm.........................................................................................
<taxonomicName id="4C584D73FFEEDC0CFAB4ACA38DCC66BA" box="[1337,1436,181,202]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="moorea">
<emphasis id="B92CEAE2FFEEDC0CFAB4ACA38DCC66BA" box="[1337,1436,181,202]" italics="true" pageId="13" pageNumber="378">R. moorea</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AACC48DCB6752" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AACC48DCB6775" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AACC48DCB6775" pageId="13" pageNumber="378">
6 Gubernaculum with dorsal apophysis; buccal cavity 49–53 µm long; 29–33 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFA91ACC48D786697" box="[1308,1320,210,231]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=25.8–27.7,
<emphasis id="B92CEAE2FFEEDC0CFF6CACF988BD6775" box="[225,237,239,261]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=2.9–3.3,
<emphasis id="B92CEAE2FFEEDC0CFEC3ACE689096775" box="[334,345,240,261]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.4–7.7, spicules= 16–18 µm...................................................
<taxonomicName id="4C584D73FFEEDC0CFB79ACE68DCB6775" box="[1268,1435,239,261]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="megamphidum">
<emphasis id="B92CEAE2FFEEDC0CFB79ACE68DCB6775" box="[1268,1435,239,261]" italics="true" pageId="13" pageNumber="378">R. megamphidum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAD1B8DCB6752" blockId="13.[151,1436,151,2020]" box="[151,1435,269,290]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAD1B8DCB6752" box="[151,1435,269,290]" pageId="13" pageNumber="378">- Gubernaculum without dorsal apophysis.................................................................. 7</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAD3C8DCB670A" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAD3C8DCB672D" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAD3C8DCB672D" pageId="13" pageNumber="378">
7 Amphid spans several annules; 32–35 present anterior to amphid; buccal cavity 39–46 µm long;
<emphasis id="B92CEAE2FFEEDC0CFB19AD3C8CF0674F" box="[1172,1184,298,319]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=25.3,
<emphasis id="B92CEAE2FFEEDC0CFB68AD3F8CA1674F" box="[1253,1265,297,319]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.6,
<emphasis id="B92CEAE2FFEEDC0CFAA7AD3C8D65674F" box="[1322,1333,298,319]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.2, spic- ules= 23 µm............................................................................
<taxonomicName id="4C584D73FFEEDC0CFA8BAD5E8DCB672D" box="[1286,1435,327,349]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="ambianorum">
<emphasis id="B92CEAE2FFEEDC0CFA8BAD5E8DCB672D" box="[1286,1435,327,349]" italics="true" pageId="13" pageNumber="378">R. ambianorum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAD738DCB670A" blockId="13.[151,1436,151,2020]" box="[151,1435,357,378]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAD738DCB670A" box="[151,1435,357,378]" pageId="13" pageNumber="378">- Amphid spans single annule............................................................................ 8</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAD948DCC67C5" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAD948DCC67E7" blockId="13.[151,1436,151,2020]" box="[151,1436,385,407]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAD948DCC67E7" box="[151,1436,385,407]" pageId="13" pageNumber="378">
8 Buccal cavity 50–56 µm; spicules one fold of abd, 16 µm in length;
<emphasis id="B92CEAE2FFEEDC0CFCE2AD948B2B67E7" box="[879,891,386,407]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=26.9,
<emphasis id="B92CEAE2FFEEDC0CFC32AD978B9B67E7" box="[959,971,385,407]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.2–3.3;
<emphasis id="B92CEAE2FFEEDC0CFBA0AD948C6867E7" box="[1069,1080,386,407]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.0–7.9..........
<taxonomicName id="4C584D73FFEEDC0CFA94AD948DCC67E7" box="[1305,1436,385,407]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="deconincki">
<emphasis id="B92CEAE2FFEEDC0CFA94AD948DCC67E7" box="[1305,1436,385,407]" italics="true" pageId="13" pageNumber="378">R. deconincki</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAD898DCC67C5" blockId="13.[151,1436,151,2020]" box="[151,1436,415,437]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAD898DCC67C5" box="[151,1436,415,437]" pageId="13" pageNumber="378">
- Buccal cavity 47 µm; spicules 1.5 fold of abd;
<emphasis id="B92CEAE2FFEEDC0CFD2FADB68AFE67C5" box="[674,686,416,437]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=28.6,
<emphasis id="B92CEAE2FFEEDC0CFD7CAD898AAD67C5" box="[753,765,415,437]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.8,
<emphasis id="B92CEAE2FFEEDC0CFCB8ADB68B1067C5" box="[821,832,416,437]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=8.8.....................................
<taxonomicName id="4C584D73FFEEDC0CFAB4ADB68DCC67C5" box="[1337,1436,416,437]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="quemer">
<emphasis id="B92CEAE2FFEEDC0CFAB4ADB68DCC67C5" box="[1337,1436,416,437]" italics="true" pageId="13" pageNumber="378">R. quemer</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AADAB8DCB679F" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AADAB8DCB67A2" blockId="13.[151,1436,151,2020]" box="[151,1435,445,466]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AADAB8DCB67A2" box="[151,1435,445,466]" pageId="13" pageNumber="378">9 Gubernaculum with dorsal hook....................................................................... 10</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AADCC8DCB679F" blockId="13.[151,1436,151,2020]" box="[151,1435,474,495]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AADCC8DCB679F" box="[151,1435,474,495]" pageId="13" pageNumber="378">- Gubernaculum plate-like without dorsal hook............................................................. 13</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AADE18DCB645A" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AADE18DCB647C" blockId="13.[151,1436,151,2020]" box="[151,1435,503,524]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AADE18DCB647C" box="[151,1435,503,524]" pageId="13" pageNumber="378">10 Gubernaculum with dorsal apophysis................................................................... 11</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAE038DCB645A" blockId="13.[151,1436,151,2020]" box="[151,1435,533,554]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAE038DCB645A" box="[151,1435,533,554]" pageId="13" pageNumber="378">- Gubernaculum without dorsal apophysis................................................................. 12</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAE248DCB64EF" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAE248DCC6415" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAE248DCC6415" pageId="13" pageNumber="378">
11 Distal end of spicule with median depression; buccal cavity 65–67 µm long; amphid 100% of corresponding body diameter; 35–43 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFDF6AE468AD76415" box="[635,647,592,613]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=25–32,
<emphasis id="B92CEAE2FFEEDC0CFD51AE598AB86415" box="[732,744,591,613]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.4–3.8,
<emphasis id="B92CEAE2FFEEDC0CFCC7AE468B056415" box="[842,853,592,613]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.9–9.3, spicules= 27 µm...............
<taxonomicName id="4C584D73FFEEDC0CFAA8AE468DCC6415" box="[1317,1436,591,613]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="longituba">
<emphasis id="B92CEAE2FFEEDC0CFAA8AE468DCC6415" box="[1317,1436,591,613]" italics="true" pageId="13" pageNumber="378">R. longituba</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAE7B8DCB64EF" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAE7B8DCB64EF" pageId="13" pageNumber="378">
- Distal end of spicule has no median depression; buccal cavity 65–69 µm long; amphid 90% of corresponding body diameter; 35–37 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFDF6AE9C8AD764EF" box="[635,647,650,671]" italics="true" pageId="13" pageNumber="378">a</emphasis>
= 24.2–26.1,
<emphasis id="B92CEAE2FFEEDC0CFC8BAE9F8B4264EF" box="[774,786,649,671]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=2.8–2.95,
<emphasis id="B92CEAE2FFEEDC0CFCF2AE9C8BDA64EF" box="[895,906,650,671]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.3–7.5, spicule=14–15 µm........
<taxonomicName id="4C584D73FFEEDC0CFA93AE9C8DCB64EF" box="[1310,1435,649,671]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="falciferum">
<emphasis id="B92CEAE2FFEEDC0CFA93AE9C8DCB64EF" box="[1310,1435,649,671]" italics="true" pageId="13" pageNumber="378">R. falciferum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAEB18DCC6565" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAEB18DCC64AA" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAEB18DCC64AA" pageId="13" pageNumber="378">
12 Buccal cavity 27–33 µm long; 18 annules present anterior to amphid; amphid 55% of corresponding body diameter;
<emphasis id="B92CEAE2FFEEDC0CFACDAEBE8D1C64CD" box="[1344,1356,680,701]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=26–35,
<emphasis id="B92CEAE2FFEEDC0CFF6CAED288BD64AA" box="[225,237,708,730]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.9–4.3,
<emphasis id="B92CEAE2FFEEDC0CFEC3AED3890964AA" box="[334,345,709,730]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.4–8.2, spicules= 22 µm..........................................................
<taxonomicName id="4C584D73FFEEDC0CFAABAED38DCC64AA" box="[1318,1436,708,730]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="brevituba">
<emphasis id="B92CEAE2FFEEDC0CFAABAED38DCC64AA" box="[1318,1436,708,730]" italics="true" pageId="13" pageNumber="378">R. brevituba</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAEF48DCC6565" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAEF48DCC6565" pageId="13" pageNumber="378">
- Buccal cavity 48–54 µm long; 20–21 annules present anterior to amphid; amphid 73–89% of corresponding body diameter;
<emphasis id="B92CEAE2FFEEDC0CFF6CAF1688BD6565" box="[225,237,768,789]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=24.9–27.1,
<emphasis id="B92CEAE2FFEEDC0CFEEBAEE989226565" box="[358,370,767,789]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.2–3.7,
<emphasis id="B92CEAE2FFEEDC0CFE59AF16898F6565" box="[468,479,768,789]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=3.2–3.7, spicules=23.5–25.5 µm........................................
<taxonomicName id="4C584D73FFEEDC0CFA90AF168DCC6565" box="[1309,1436,768,789]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="ceramotos">
<emphasis id="B92CEAE2FFEEDC0CFA90AF168DCC6565" box="[1309,1436,768,789]" italics="true" pageId="13" pageNumber="378">R. ceramotos</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAF0B8DCB653F" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAF0B8DCB6542" blockId="13.[151,1436,151,2020]" box="[151,1435,797,818]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAF0B8DCB6542" box="[151,1435,797,818]" pageId="13" pageNumber="378">13 Spicules equal...................................................................................... 14</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAF2C8DCB653F" blockId="13.[151,1436,151,2020]" box="[151,1435,826,847]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAF2C8DCB653F" box="[151,1435,826,847]" pageId="13" pageNumber="378">- Spicules unequal.................................................................................... 24</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAF418DCB65FA" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAF418DCB651C" blockId="13.[151,1436,151,2020]" box="[151,1435,855,876]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAF418DCB651C" box="[151,1435,855,876]" pageId="13" pageNumber="378">14 Gubernaculum with a median piece directed upward....................................................... 15</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAF638DCB65FA" blockId="13.[151,1436,151,2020]" box="[151,1435,885,906]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAF638DCB65FA" box="[151,1435,885,906]" pageId="13" pageNumber="378">- Gubernaculum without any median piece................................................................ 18</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAF848DCC65B4" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAF848DCB65D7" blockId="13.[151,1436,151,2020]" box="[151,1435,914,935]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAF848DCB65D7" box="[151,1435,914,935]" pageId="13" pageNumber="378">15 Gubernaculum with prominent dorsal apophysis........................................................... 16</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAFB98DCC65B4" blockId="13.[151,1436,151,2020]" box="[151,1436,943,964]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAFB98DCC65B4" box="[151,1436,943,964]" pageId="13" pageNumber="378">- Gubernaculum without (or with poorly developed) dorsal apophysis........................................... 17</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAFDB8DCB624A" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAFDB8DCB658F" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAFDB8DCB658F" pageId="13" pageNumber="378">
16 Buccal cavity 50–57 µm long; 26–28 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFC2BAFDB8BE26592" box="[934,946,973,994]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=25.8–28.6,
<emphasis id="B92CEAE2FFEEDC0CFBA6AFDA8C676592" box="[1067,1079,972,994]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.4–3.5,
<emphasis id="B92CEAE2FFEEDC0CFB14AFDB8CF46592" box="[1177,1188,973,994]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.2–6.8, spicules=27–30 µm....................................................................................
<taxonomicName id="4C584D73FFEEDC0CFA8EAFFC8DCB658F" box="[1283,1435,1001,1023]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="amakusanum">
<emphasis id="B92CEAE2FFEEDC0CFA8EAFFC8DCB658F" box="[1283,1435,1001,1023]" italics="true" pageId="13" pageNumber="378">R. amakusanum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AA8118DCB624A" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA8118DCB624A" pageId="13" pageNumber="378">
- Buccal cavity 50–52 µm long; 33 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFC0DA81E8BDC626D" box="[896,908,1032,1053]" italics="true" pageId="13" pageNumber="378">a</emphasis>
= 27–32,
<emphasis id="B92CEAE2FFEEDC0CFC6AA8118BA3626D" box="[999,1011,1031,1053]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.9–4.2,
<emphasis id="B92CEAE2FFEEDC0CFBD9A81E8C0F626D" box="[1108,1119,1032,1053]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.0–7.4, spicules= 22µm.................................................................................................
<taxonomicName id="4C584D73FFEEDC0CFAA2A8338DCB624A" box="[1327,1435,1061,1082]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="ornatum">
<emphasis id="B92CEAE2FFEEDC0CFAA2A8338DCB624A" box="[1327,1435,1061,1082]" italics="true" pageId="13" pageNumber="378">R. ornatum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AA8548DCB62E2" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AA8548DCC6205" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA8548DCC6205" pageId="13" pageNumber="378">
17 Preanal papillae (five) present; buccal cavity 57 µm long; amphid size sexually dimorphic;
<emphasis id="B92CEAE2FFEEDC0CFB25A8548CE46227" box="[1192,1204,1090,1111]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=29.3–30.3,
<emphasis id="B92CEAE2FFEEDC0CFAB9A8578D106227" box="[1332,1344,1089,1111]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.3–3.7,
<emphasis id="B92CEAE2FFEEDC0CFF6CA87688BC6205" box="[225,236,1120,1141]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.7–8.6, spicules=18–20 µm..................................................................
<taxonomicName id="4C584D73FFEEDC0CFAB6A8768DCC6205" box="[1339,1436,1120,1141]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="sieverti">
<emphasis id="B92CEAE2FFEEDC0CFAB6A8768DCC6205" box="[1339,1436,1120,1141]" italics="true" pageId="13" pageNumber="378">R. sieverti</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AA86B8DCB62E2" blockId="13.[151,1436,151,2020]" box="[151,1435,1148,1170]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA86B8DCB62E2" box="[151,1435,1148,1170]" pageId="13" pageNumber="378">
- Preanal papillae absent; spicule 19.5 µm long;
<emphasis id="B92CEAE2FFEEDC0CFD2FA86B8AFE62E2" box="[674,686,1149,1170]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=30,
<emphasis id="B92CEAE2FFEEDC0CFD52A86A8ABB62E2" box="[735,747,1148,1170]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.2,
<emphasis id="B92CEAE2FFEEDC0CFCAEA86B8B7E62E2" box="[803,814,1149,1170]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.9....................................
<taxonomicName id="4C584D73FFEEDC0CFAA6A86B8DCB62E2" box="[1323,1435,1149,1170]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="scutatum">
<emphasis id="B92CEAE2FFEEDC0CFAA6A86B8DCB62E2" box="[1323,1435,1149,1170]" italics="true" pageId="13" pageNumber="378">R. scutatum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AA88C8DCB62BC" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AA88C8DCB62DF" blockId="13.[151,1436,151,2020]" box="[151,1435,1178,1199]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA88C8DCB62DF" box="[151,1435,1178,1199]" pageId="13" pageNumber="378">18 Amphid posterior to buccal cavity...................................................................... 19</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AA8A18DCB62BC" blockId="13.[151,1436,151,2020]" box="[151,1435,1207,1228]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA8A18DCB62BC" box="[151,1435,1207,1228]" pageId="13" pageNumber="378">- Amphid at the level of buccal cavity.................................................................... 21</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AA8C38DCB6377" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AA8C38DCC629A" blockId="13.[151,1436,151,2020]" box="[151,1436,1236,1258]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA8C38DCC629A" box="[151,1436,1236,1258]" pageId="13" pageNumber="378">
19 Buccal cavity 52–60 µm long; 42–43 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFC29A8C38BE0629A" box="[932,944,1237,1258]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=15.2,
<emphasis id="B92CEAE2FFEEDC0CFC7EA8C28BAF629A" box="[1011,1023,1236,1258]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.5,
<emphasis id="B92CEAE2FFEEDC0CFBBBA8C38C11629A" box="[1078,1089,1237,1258]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7, spicules=32 µm....
<taxonomicName id="4C584D73FFEEDC0CFACBA8C38DCC629A" box="[1350,1436,1236,1258]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="lyngei">
<emphasis id="B92CEAE2FFEEDC0CFACBA8C38DCC629A" box="[1350,1436,1236,1258]" italics="true" pageId="13" pageNumber="378">R. lyngei</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AA8E48DCB6377" blockId="13.[151,1436,151,2020]" box="[151,1435,1266,1287]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA8E48DCB6377" box="[151,1435,1266,1287]" pageId="13" pageNumber="378">- Buccal cavity &lt;50 µm long........................................................................... 20</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AA9198DCC632F" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AA9198DCB6332" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA9198DCB6332" pageId="13" pageNumber="378">
20 Buccal cavity 36–47 µm long; 31–32 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFC2BA9068BE26355" box="[934,946,1296,1317]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=24.5–32.6,
<emphasis id="B92CEAE2FFEEDC0CFBA6A9198C676355" box="[1067,1079,1295,1317]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=4.3–4.7,
<emphasis id="B92CEAE2FFEEDC0CFB14A9068CF46355" box="[1177,1188,1296,1317]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.6–7.3, spicules=23–33 µm..........................................................................................
<taxonomicName id="4C584D73FFEEDC0CFAC9A93B8DCB6332" box="[1348,1435,1325,1346]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="cemae">
<emphasis id="B92CEAE2FFEEDC0CFAC9A93B8DCB6332" box="[1348,1435,1325,1346]" italics="true" pageId="13" pageNumber="378">R. cemae</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AA95C8DCC632F" blockId="13.[151,1436,151,2020]" box="[151,1436,1353,1375]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA95C8DCC632F" box="[151,1436,1353,1375]" pageId="13" pageNumber="378">
- Buccal cavity 36–37 µm long; 30–35 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFC29A95C8BE0632F" box="[932,944,1354,1375]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=27,
<emphasis id="B92CEAE2FFEEDC0CFC6CA95F8BBD632F" box="[993,1005,1353,1375]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.6,
<emphasis id="B92CEAE2FFEEDC0CFBA9A95C8C7F632F" box="[1060,1071,1354,1375]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.2, spicules=21 µm..
<taxonomicName id="4C584D73FFEEDC0CFAB8A95C8DCC632F" box="[1333,1436,1354,1375]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="cinctum">
<emphasis id="B92CEAE2FFEEDC0CFAB8A95C8DCC632F" box="[1333,1436,1354,1375]" italics="true" pageId="13" pageNumber="378">R. cinctum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AA9718DCB63EA" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AA9718DCB630D" blockId="13.[151,1436,151,2020]" box="[151,1435,1383,1405]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA9718DCB630D" box="[151,1435,1383,1405]" pageId="13" pageNumber="378">
21 Buccal cavity 53–55 µm long;
<emphasis id="B92CEAE2FFEEDC0CFD87A97E8A46630D" box="[522,534,1384,1405]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=21.3,
<emphasis id="B92CEAE2FFEEDC0CFDD4A9718A35630D" box="[601,613,1383,1405]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=4.1,
<emphasis id="B92CEAE2FFEEDC0CFD11A97E8AF7630D" box="[668,679,1384,1405]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.7, spicules=26 µm...................................
<taxonomicName id="4C584D73FFEEDC0CFAA1A97E8DCB630D" box="[1324,1435,1383,1405]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="hirsutum">
<emphasis id="B92CEAE2FFEEDC0CFAA1A97E8DCB630D" box="[1324,1435,1383,1405]" italics="true" pageId="13" pageNumber="378">R. hirsutum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AA9938DCB63EA" blockId="13.[151,1436,151,2020]" box="[151,1435,1413,1434]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA9938DCB63EA" box="[151,1435,1413,1434]" pageId="13" pageNumber="378">- Buccal cavity &lt;50 µm long........................................................................... 22</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AA9B48DCB6382" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AA9B48DCB63A5" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA9B48DCB63A5" pageId="13" pageNumber="378">
22 Gubernaculum relatively larger with small dorsal apophysis;
<emphasis id="B92CEAE2FFEEDC0CFCA6A9B48B6763C7" box="[811,823,1442,1463]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=26–30,
<emphasis id="B92CEAE2FFEEDC0CFC01A9B78BC863C7" box="[908,920,1441,1463]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.3–4.0,
<emphasis id="B92CEAE2FFEEDC0CFC77A9B48C5563C7" box="[1018,1029,1442,1463]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.7–7.3, spicules= 19.2 µm...................................................................................................
<taxonomicName id="4C584D73FFEEDC0CFA86A9D68DCB63A5" box="[1291,1435,1472,1493]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="xiamenensis">
<emphasis id="B92CEAE2FFEEDC0CFA86A9D68DCB63A5" box="[1291,1435,1472,1493]" italics="true" pageId="13" pageNumber="378">R. xiamenensis</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AA9CB8DCB6382" blockId="13.[151,1436,151,2020]" box="[151,1435,1501,1522]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA9CB8DCB6382" box="[151,1435,1501,1522]" pageId="13" pageNumber="378">- Gubernaculum comparatively small..................................................................... 23</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AA9EC8DCB6017" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AA9EC8DCB605D" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AA9EC8DCB605D" pageId="13" pageNumber="378">
23 Buccal cavity 38–45 µm long; 46–54 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFC29A9EC8BE0607F" box="[932,944,1530,1551]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=26–32,
<emphasis id="B92CEAE2FFEEDC0CFB88A9EF8C41607F" box="[1029,1041,1529,1551]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.3–3.5,
<emphasis id="B92CEAE2FFEEDC0CFBFFA9EC8C2D607F" box="[1138,1149,1530,1551]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.6–7.3, spicules=12 µm............................................................................................
<taxonomicName id="4C584D73FFEEDC0CFAABAA0E8DCB605D" box="[1318,1435,1559,1581]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="chiloense">
<emphasis id="B92CEAE2FFEEDC0CFAABAA0E8DCB605D" box="[1318,1435,1559,1581]" italics="true" pageId="13" pageNumber="378">R. chiloense</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAA238DCB6017" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAA238DCB6017" pageId="13" pageNumber="378">
- Buccal cavity 43 µm long; a genital papilloid supplement present one abd anterior to cloacal opening;
<emphasis id="B92CEAE2FFEEDC0CFB22AA238CEB603A" box="[1199,1211,1589,1610]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=24.9–32.8,
<emphasis id="B92CEAE2FFEEDC0CFAB9AA228D10603A" box="[1332,1344,1588,1610]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=4.2–4.8,
<emphasis id="B92CEAE2FFEEDC0CFF6CAA4488BC6017" box="[225,236,1618,1639]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=7.9–8.3...............................................................................
<taxonomicName id="4C584D73FFEEDC0CFA9EAA448DCB6017" box="[1299,1435,1617,1639]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="subsetosum">
<emphasis id="B92CEAE2FFEEDC0CFA9EAA448DCB6017" box="[1299,1435,1617,1639]" italics="true" pageId="13" pageNumber="378">R. subsetosum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAA798DCC60D2" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAA798DCC60F4" blockId="13.[151,1436,151,2020]" box="[151,1436,1647,1668]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAA798DCC60F4" box="[151,1436,1647,1668]" pageId="13" pageNumber="378">24 Distal end of spicule having median depression or projected piece............................................ 25</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAA9B8DCC60D2" blockId="13.[151,1436,151,2020]" box="[151,1436,1677,1698]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAA9B8DCC60D2" box="[151,1436,1677,1698]" pageId="13" pageNumber="378">- Distal end of spicule having no depression or projected piece................................................ 26</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAABC8DCC6167" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAABC8DCB60AD" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAABC8DCB60AD" pageId="13" pageNumber="378">
25 Tip of the right spicule has median cleft, left spicule simple; buccal cavity 45–54 µm long;
<emphasis id="B92CEAE2FFEEDC0CFBC9AABC8C0060CF" box="[1092,1104,1706,1727]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=22.0–23.6,
<emphasis id="B92CEAE2FFEEDC0CFB44AABF8C8560CF" box="[1225,1237,1705,1727]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.0–3.3,
<emphasis id="B92CEAE2FFEEDC0CFABBAABC8D1160CF" box="[1334,1345,1706,1727]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.0–6.5, spicules=14–15 (12–13) µm......................................................................
<taxonomicName id="4C584D73FFEEDC0CFAC9AADE8DCB60AD" box="[1348,1435,1735,1757]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="dispar">
<emphasis id="B92CEAE2FFEEDC0CFAC9AADE8DCB60AD" box="[1348,1435,1735,1757]" italics="true" pageId="13" pageNumber="378">R. dispar</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAAF38DCC6167" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAAF38DCC6167" pageId="13" pageNumber="378">
– Both spicules having projected piece posterior to tip; buccal cavity 45–55 µm long;
<emphasis id="B92CEAE2FFEEDC0CFBD7AAF38C36608A" box="[1114,1126,1765,1786]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=24–28,
<emphasis id="B92CEAE2FFEEDC0CFB4FAAF28C9E608A" box="[1218,1230,1764,1786]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.4–3.9,
<emphasis id="B92CEAE2FFEEDC0CFABBAAF38D11608A" box="[1334,1345,1765,1786]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.8–7.5, spicules=20–21 (18–20) µm..................................................................
<taxonomicName id="4C584D73FFEEDC0CFA9BAB148DCC6167" box="[1302,1436,1793,1815]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="tremendum">
<emphasis id="B92CEAE2FFEEDC0CFA9BAB148DCC6167" box="[1302,1436,1793,1815]" italics="true" pageId="13" pageNumber="378">R. tremendum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAB098DCC611F" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAB098DCC6122" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAB098DCC6122" pageId="13" pageNumber="378">
26 Dorsal apophysis with sharp distal ending; 32–37 annules present anterior to amphid;
<emphasis id="B92CEAE2FFEEDC0CFBB0AB368C196145" box="[1085,1097,1824,1845]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=18.6–29.8,
<emphasis id="B92CEAE2FFEEDC0CFB48AB098C816145" box="[1221,1233,1823,1845]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.5–3.6,
<emphasis id="B92CEAE2FFEEDC0CFABBAB368D116145" box="[1334,1345,1824,1845]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.3–6.6, spicules=20–22 (14–16) µm....................................................................
<taxonomicName id="4C584D73FFEEDC0CFAB8AB2B8DCC6122" box="[1333,1436,1852,1874]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="kikuchii">
<emphasis id="B92CEAE2FFEEDC0CFAB8AB2B8DCC6122" box="[1333,1436,1852,1874]" italics="true" pageId="13" pageNumber="378">R. kikuchii</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AAB4C8DCC611F" blockId="13.[151,1436,151,2020]" box="[151,1436,1882,1903]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAB4C8DCC611F" box="[151,1436,1882,1903]" pageId="13" pageNumber="378">- Distal end of dorsal apophyses not sharp but of various shapes............................................... 27</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0CFF1AAB618DCB61B7" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AAB618DCC61DA" blockId="13.[151,1436,151,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AAB618DCC61DA" pageId="13" pageNumber="378">
27 Amphid spans a single annule; buccal cavity 38–53 µm long; tail 3.6–4.7 abd;
<emphasis id="B92CEAE2FFEEDC0CFBACAB6E8C7D61FD" box="[1057,1069,1912,1933]" italics="true" pageId="13" pageNumber="378">a</emphasis>
=22–34,
<emphasis id="B92CEAE2FFEEDC0CFB05AB618CC461FD" box="[1160,1172,1911,1933]" italics="true" pageId="13" pageNumber="378">b</emphasis>
=3.6–4.0,
<emphasis id="B92CEAE2FFEEDC0CFB76AB6E8D5661FD" box="[1275,1286,1912,1933]" italics="true" pageId="13" pageNumber="378">c</emphasis>
=6.2–7.7, spic- ules=16.2–18.7(12.8–13.7) µm..................................................................
<taxonomicName id="4C584D73FFEEDC0CFAB3AB838DCC61DA" box="[1342,1436,1940,1962]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="13" pageNumber="378" phylum="Nematoda" rank="species" species="collare">
<emphasis id="B92CEAE2FFEEDC0CFAB3AB838DCC61DA" box="[1342,1436,1940,1962]" italics="true" pageId="13" pageNumber="378">R. collare</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEEDC0CFF1AABA48DCB61B7" blockId="13.[151,1436,151,2020]" box="[151,1435,1970,1991]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AABA48DCB61B7" box="[151,1435,1970,1991]" pageId="13" pageNumber="378">- Amphid spans several annules......................................................................... 28</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEEDC0FFF1AABD98DCB66DC" lastPageId="14" lastPageNumber="379" pageId="13" pageNumber="378">
<paragraph id="8BE736F0FFEEDC0CFF1AABD98DCB6194" blockId="13.[151,1436,151,2020]" box="[151,1435,1999,2020]" pageId="13" pageNumber="378">
<keyLead id="30A995C5FFEEDC0CFF1AABD98DCB6194" box="[151,1435,1999,2020]" pageId="13" pageNumber="378">28 Spicules lacking strong curvature...................................................................... 29</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEDDC0FFF1AAC818DCB66DC" blockId="14.[151,1436,151,495]" box="[151,1435,151,172]" pageId="14" pageNumber="379">
<keyLead id="30A995C5FFEDDC0FFF1AAC818DCB66DC" box="[151,1435,151,172]" pageId="14" pageNumber="379">- Spicules having strong curvature....................................................................... 30</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEDDC0FFF1AACA38DCB6752" pageId="14" pageNumber="379">
<paragraph id="8BE736F0FFEDDC0FFF1AACA38DCC6697" blockId="14.[151,1436,151,495]" pageId="14" pageNumber="379">
<keyLead id="30A995C5FFEDDC0FFF1AACA38DCC6697" pageId="14" pageNumber="379">
29 Spicules cephalated and turned upward; buccal cavity 44–57 µm long; tail 3.1–4.3 abd;
<emphasis id="B92CEAE2FFEDDC0FFBBCACA38C6D66BA" box="[1073,1085,181,202]" italics="true" pageId="14" pageNumber="379">a</emphasis>
=22–25,
<emphasis id="B92CEAE2FFEDDC0FFB1EACA28CCF66BA" box="[1171,1183,180,202]" italics="true" pageId="14" pageNumber="379">b</emphasis>
=4.1–4.7,
<emphasis id="B92CEAE2FFEDDC0FFA8CACA38D5C66BA" box="[1281,1292,181,202]" italics="true" pageId="14" pageNumber="379">c</emphasis>
=7.1–8.8, spicules slightly unequal, ranges from 11–19 µm...................................................
<taxonomicName id="4C584D73FFEDDC0FFA84ACC48DCC6697" box="[1289,1436,209,231]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="14" pageNumber="379" phylum="Nematoda" rank="species" species="tomakinense">
<emphasis id="B92CEAE2FFEDDC0FFA84ACC48DCC6697" box="[1289,1436,209,231]" italics="true" pageId="14" pageNumber="379">R. tomakinense</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEDDC0FFF1AACF98DCB6752" blockId="14.[151,1436,151,495]" pageId="14" pageNumber="379">
<keyLead id="30A995C5FFEDDC0FFF1AACF98DCB6752" pageId="14" pageNumber="379">
- Distal end of spicule is arrow shaped; buccal cavity 38–48.8 µm long; tail 4.0–4.7 abd;
<emphasis id="B92CEAE2FFEDDC0FFBA5ACE68C646775" box="[1064,1076,240,261]" italics="true" pageId="14" pageNumber="379">a</emphasis>
=27–31.7,
<emphasis id="B92CEAE2FFEDDC0FFB11ACF98CF86775" box="[1180,1192,239,261]" italics="true" pageId="14" pageNumber="379">b</emphasis>
=4.0–4.4,
<emphasis id="B92CEAE2FFEDDC0FFA84ACE68D446775" box="[1289,1300,240,261]" italics="true" pageId="14" pageNumber="379">c</emphasis>
=6.7–7.3.............................................................................................
<taxonomicName id="4C584D73FFEDDC0FFAA9AD1B8DCB6752" box="[1316,1435,269,290]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="14" pageNumber="379" phylum="Nematoda" rank="species" species="veronicae">
<emphasis id="B92CEAE2FFEDDC0FFAA9AD1B8DCB6752" box="[1316,1435,269,290]" italics="true" pageId="14" pageNumber="379">R. veronicae</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEDDC0FFF1AAD3C8DCC670A" pageId="14" pageNumber="379">
<paragraph id="8BE736F0FFEDDC0FFF1AAD3C8DCC672D" blockId="14.[151,1436,151,495]" pageId="14" pageNumber="379">
<keyLead id="30A995C5FFEDDC0FFF1AAD3C8DCC672D" pageId="14" pageNumber="379">
30 Left spicule longer than the right spicule; symmetrical dorsal apophysis; buccal cavity 37–43 µm;
<emphasis id="B92CEAE2FFEDDC0FFB1CAD3C8CCD674F" box="[1169,1181,298,319]" italics="true" pageId="14" pageNumber="379">a</emphasis>
=33.6–40.6,
<emphasis id="B92CEAE2FFEDDC0FFA9BAD3F8D72674F" box="[1302,1314,297,319]" italics="true" pageId="14" pageNumber="379">b</emphasis>
=5.1–6.1,
<emphasis id="B92CEAE2FFEDDC0FFA09AD3C8DDF674F" box="[1412,1423,298,319]" italics="true" pageId="14" pageNumber="379">c</emphasis>
= 6.8–8.5, spicules= 18.7–29.2 (16.1–24.1) µm.............................................
<taxonomicName id="4C584D73FFEDDC0FFB45AD5E8D19672D" box="[1224,1353,327,349]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="14" pageNumber="379" phylum="Nematoda" rank="species" species="dighaensis" status="sp. nov.">
<emphasis id="B92CEAE2FFEDDC0FFB45AD5E8D19672D" box="[1224,1353,327,349]" italics="true" pageId="14" pageNumber="379">R. dighaensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A21F5799FFEDDC0FFAC2AD518DCC672D" box="[1359,1436,327,349]" pageId="14" pageNumber="379" rank="species">
<emphasis id="B92CEAE2FFEDDC0FFAC2AD518DCC672D" bold="true" box="[1359,1436,327,349]" pageId="14" pageNumber="379">sp. nov.</emphasis>
</taxonomicNameLabel>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEDDC0FFF1AAD738DCC670A" blockId="14.[151,1436,151,495]" box="[151,1436,357,378]" pageId="14" pageNumber="379">
<keyLead id="30A995C5FFEDDC0FFF1AAD738DCC670A" box="[151,1436,357,378]" pageId="14" pageNumber="379">- Left spicule always shorter than the right; buccal cavity &lt;50 µm long; asymmetric dorsal apophysis.................. 31</keyLead>
</paragraph>
</keyStep>
<keyStep id="30AC2E55FFEDDC0FFF1AAD948DCC679F" pageId="14" pageNumber="379">
<paragraph id="8BE736F0FFEDDC0FFF1AAD948DCC67C5" blockId="14.[151,1436,151,495]" pageId="14" pageNumber="379">
<keyLead id="30A995C5FFEDDC0FFF1AAD948DCC67C5" pageId="14" pageNumber="379">
31 Distal end of right spicule is broader; cross-section of Right spicule is U-shaped; buccal cavity 53–54 µm long;
<emphasis id="B92CEAE2FFEDDC0FFAB5AD948D1467E7" box="[1336,1348,386,407]" italics="true" pageId="14" pageNumber="379">a</emphasis>
= 24–25,
<emphasis id="B92CEAE2FFEDDC0FFF6CAD8988BD67C5" box="[225,237,415,437]" italics="true" pageId="14" pageNumber="379">b</emphasis>
=3.3–3.4,
<emphasis id="B92CEAE2FFEDDC0FFEC3ADB6890967C5" box="[334,345,416,437]" italics="true" pageId="14" pageNumber="379">c</emphasis>
=6.8–7.2, spicules= 21–22 (15.5–17) µm; Vulva is covered by a thin skin flap...................
<taxonomicName id="4C584D73FFEDDC0FFAB3ADB68DCC67C5" box="[1342,1436,415,437]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="14" pageNumber="379" phylum="Nematoda" rank="species" species="fossum">
<emphasis id="B92CEAE2FFEDDC0FFAB3ADB68DCC67C5" box="[1342,1436,415,437]" italics="true" pageId="14" pageNumber="379">R. fossum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BE736F0FFEDDC0FFF1AADAB8DCC679F" blockId="14.[151,1436,151,495]" pageId="14" pageNumber="379">
<keyLead id="30A995C5FFEDDC0FFF1AADAB8DCC679F" pageId="14" pageNumber="379">
- Distal end of right spicule is slender; Right spicule is shaped differently than the left; Buccal cavity 62–69 µm;
<emphasis id="B92CEAE2FFEDDC0FFACDADAB8D1C67A2" box="[1344,1356,445,466]" italics="true" pageId="14" pageNumber="379">a</emphasis>
=24–27,
<emphasis id="B92CEAE2FFEDDC0FFF6CADCF88BD679F" box="[225,237,473,495]" italics="true" pageId="14" pageNumber="379">b</emphasis>
=3.0–3.1,
<emphasis id="B92CEAE2FFEDDC0FFEC3ADCC8909679F" box="[334,345,474,495]" italics="true" pageId="14" pageNumber="379">c</emphasis>
=7.5, spicules=21–22 (17–18) µm; vulva not covered by a skin flap............................
<taxonomicName id="4C584D73FFEDDC0FFAC5ADCC8DCC679F" box="[1352,1436,474,495]" class="Adenophorea" family="Monhysteridae" genus="Rhynchonema" kingdom="Animalia" order="Monhysterida" pageId="14" pageNumber="379" phylum="Nematoda" rank="species" species="impar">
<emphasis id="B92CEAE2FFEDDC0FFAC5ADCC8DCC679F" box="[1352,1436,474,495]" italics="true" pageId="14" pageNumber="379">R. impar</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</subSubSection>
</treatment>
</document>
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