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<document id="E46F77F6D27C98549465979F36010014" ID-CLB-Dataset="299631" ID-DOI="10.3897/zookeys.1206.124237" ID-GBIF-Dataset="e42a5b94-6c5b-4f60-b077-fe698bda6546" ID-ZooBank="C1AC9890-1735-4929-B1D5-2056B7E8AFBE" ID-publisher-id="124237" URI-arpha="F96E7D64-0B3B-53C1-98C6-B127638AC866" URI-zoobank="http://zoobank.org/C1AC9890-1735-4929-B1D5-2056B7E8AFBE" XM.bibliography_approvedBy="admin" XM.materialsCitations_approvedBy="admin" article-type="research-article" checkinTime="1720207511535" checkinUser="pensoft" docAuthor="Altash, Stela, Kostadinova, Aneta &amp; Peneva, Vlada" docDate="2024" docId="A2BBBEAC391356C191399832328C4D4C" docLanguage="en" docName="ZooKeys 1206: 137-180" docOrigin="ZooKeys 1206" docSource="https://zookeys.pensoft.net/article/124237/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Mononchus truncatus Bastian 1865" docType="treatment" docVersion="5" dtd-version="3.0" lastPageNumber="180" masterDocId="F96E7D640B3B53C198C6B127638AC866" masterDocTitle="Integrative taxonomic study of mononchid nematodes from riparian habitats in Bulgaria. I. Genera Mononchus Bastian, 1865 and Coomansus Jairajpuri &amp; Khan, 1977 with the description of Mononchus pseudoaquaticus sp. nov. and a key to the species of Mononchus" masterLastPageNumber="180" masterPageNumber="137" pageNumber="137" updateTime="1720528569541" updateUser="ExternalLinkService">
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<mods:title id="12AA7537718D7AC8C3FFFA8CF07C6A43">Integrative taxonomic study of mononchid nematodes from riparian habitats in Bulgaria. I. Genera Mononchus Bastian, 1865 and Coomansus Jairajpuri &amp; Khan, 1977 with the description of Mononchus pseudoaquaticus sp. nov. and a key to the species of Mononchus</mods:title>
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<mods:namePart id="EC7C9EF32D1A5B4B43D6BD704A3B7DFB">Altash, Stela</mods:namePart>
<mods:affiliation id="EA99E798BDE2626D40726EF556D8A874">Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences, 2 Gagarin Street, 1113 Sofia, Bulgaria</mods:affiliation>
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<mods:namePart id="96CA0D98EA1EBCBF368EADE2F8C21D34">Kostadinova, Aneta</mods:namePart>
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<mods:affiliation id="7CF7A925301A7DB15CF15E39819BAE3D">Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences, 2 Gagarin Street, 1113 Sofia, Bulgaria</mods:affiliation>
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<mods:affiliation id="E6E9531D95EA87B2E53FF4E04DC0A3A1">Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences, 2 Gagarin Street, 1113 Sofia, Bulgaria</mods:affiliation>
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<treatment id="A2BBBEAC391356C191399832328C4D4C" ID-DOI="http://doi.org/10.5281/zenodo.12698922" ID-GBIF-Taxon="235019262" ID-Zenodo-Dep="12698922" ID-arpha="A2BBBEAC-3913-56C1-9139-9832328C4D4C" LSID="urn:lsid:plazi:treatment:A2BBBEAC391356C191399832328C4D4C" httpUri="http://treatment.plazi.org/id/A2BBBEAC391356C191399832328C4D4C">
<subSubSection id="FB18B38CF83869BEA3876DCA78223FF2" type="nomenclature">
<paragraph id="4EB96ACDDAB0BC05F129996106B5B607">
<taxonomicName id="CB87C8AE88D25049762A228D060708B4" ID-CoL="88PJ7" authority="Bastian, 1865" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="88E55598AE5EE1A7997FFAEC370267CD" italics="true">Mononchus truncatus</emphasis>
Bastian, 1865
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="BAA1D8C4C6775A4A841CDBFA83A2488A" type="description">
<paragraph id="B795C6357E420AE258FE87419665C612">
<figureCitation id="52FF171253231177A8A05639B691C394" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Line drawings of Mononchus truncatus Bastian, 1865. Females from populations collected from riverbanks of the rivers Shirokoleshka (A, C, D) and Maritsa (B): A, B anterior region C anterior genital branch D tail region. Scale bar: 25 µm." figureDoi="10.3897/zookeys.1206.124237.figure8" httpUri="https://binary.pensoft.net/fig/1086394">Figs 8</figureCitation>
,
<figureCitation id="BEC4A7EFD1AC541ADAC9BC1FDCD0AEA1" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Photomicrographs of Mononchus truncatus Bastian, 1865. Females from populations collected from riverbanks of the rivers Rezovska (A, D, F, G, H, K), Danube (B, E, J, L) and Shirokoleshka (C, I, M, N): A body, total view B F anterior region (ventro-sublateral ribs arrowed in D; amphid opening arrowed in E; transverse ridge arrowed in F) G, H, L vulval region: G vulval opening, ventral view H vulva and part of posterior genital branch (posterior uterus and part of pars dilatata oviductus), lateral view L vulval region showing pars refringens vaginae I K tail M, N tail tip showing papilla (arrowed in M) and terminal spinneret (N). Scale bars: 400 µm (A); 20 µm (B H, L N); 50 µm (I K)." figureDoi="10.3897/zookeys.1206.124237.figure9" httpUri="https://binary.pensoft.net/fig/1086395">9</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="SECID0EQBBI" type="description">
<paragraph id="A532E36292E4D8BB28929C59C85633A0">
<heading id="6103C7AD812018463D5762076BD0AAA4" reason="title">Description.</heading>
</paragraph>
<paragraph id="D67F4B3B321EC10915FF7853B225600A">
<emphasis id="9C1E7A1D12BB594C1C46ABF2FD336F60" bold="true">Female</emphasis>
[Based on
<specimenCount id="21D37E462661927DCDFFE1F0EF6A3387" count="14" type="generic">14 specimens</specimenCount>
from 6 localities; see Table
<tableCitation id="A22979F6638118672B77DD4456DBA5BB" captionStart="Table 4" captionStartId="T4" captionText="Table 4. Morphometric data for females of Mononchus truncatus collected in six riparian localities in Bulgaria." httpUri="http://table.plazi.org/id/E6EA25932CCD9C6B3D0E274B3A0FE373" tableUuid="E6EA25932CCD9C6B3D0E274B3A0FE373">4</tableCitation>
for measurements.] Body of most specimens straight, with only last part of tail ventrally curved (body C-shaped upon fixation in a few specimens), comparatively slender, body diameter at mid-body 5371. Cuticle smooth under light microscope, 23 thick along most of body, thicker (45) in post-anal region. Lip region rounded, continuous with adjoining body, papillae small, cephalic papillae very small and rounded, labial papillae somewhat larger and conical. Body at posterior end of pharynx 1.21.4 times as wide as body width at lip region. Amphids with oval apertures, situated at the beginning or middle of buccal capsule, at 11 ± 1 (1013) (
<emphasis id="EF89DB6DC0D3F25208B1A74CAC8064D6" italics="true">n</emphasis>
= 12) from anterior end and 40 ± 3 (3744) (
<emphasis id="C962052E5A8ECEA95C0F0196AC3C7EE1" italics="true">n</emphasis>
= 12) from posterior end of buccal capsule, aperture 4.5 ± 0.5 (45) (
<emphasis id="25D8684E73F7C92BD2766379286683F7" italics="true">n</emphasis>
= 12) wide. Buccal capsule oval, tapering at base, 2.02.3 as long as wide or 1.31.7 times as long as lip region width; its ventral wall 23 thick, dorsal wall posterior to dorsal tooth ~ 35 thick. Dorsal tooth strong, its anterior margin 5 ± 0.6 (46) (
<emphasis id="580C111E8DACF37882023F94CED8610F" italics="true">n</emphasis>
= 12) wide, located at 11 ± 0.5 (1012) from anterior end of buccal capsule. Ventral wall with short, not so well visible rib, ventro-sublateral transverse ribs located at level of tooth apex or slightly more anterior. Nerve-ring at 127 ± 8 (116144) (
<emphasis id="F501F45A989CC7BE813FFCA48E3DBB05" italics="true">n</emphasis>
= 12) from anterior end of body. Excretory pore weakly marked, posterior to nerve-ring. Reproductive system amphidelphic. Anterior genital branch 193 ± 14 (175223) long, posterior branch somewhat longer, 204 ± 16 (187240) long. Ovaries well developed, not reaching uterus-oviduct junction; anterior ovary 107 ± 17 (75142) (
<emphasis id="7FBAB45CEEF3A8E4B749D88F941E5B38" italics="true">n</emphasis>
= 12) long, posterior ovary 114 ± 18 (95146) (
<emphasis id="2262F4487634D1016F104956A9C150C1" italics="true">n</emphasis>
= 12) long. Oviduct with marked
<emphasis id="FD55A94A1F7D26E0BCEBCBDD017506AF" italics="true">pars dilatata oviductus</emphasis>
, 33 ± 7 (2045) wide. Uteri thick-walled tubes, 4060 long, length ranges for anterior and posterior uterus almost identical. Vagina with straight walls, 28 ±
<quantity id="0565CED4C1A30BF3A0C1CA160250D706" metricMagnitude="-2" metricUnit="m" metricValue="7.62" unit="in" value="3.0">3 in</quantity>
length representing 2433 % of corresponding body width;
<emphasis id="178A31E2A074E8CA5EC1A9DDF0F3E3BC" italics="true">pars refringens vaginae</emphasis>
as two rounded drop-shaped pieces with smooth surface, 35 long and 23 wide. Vulva transverse, not protruding. Vulva-anus distance equals 2.33.3 tail lengths. Tail long, slender, curved ventrally in second part, length representing 1113 % of total body length, 1113 µm wide at cylindrical part, with rounded and slightly swollen tip. Caudal glands moderately developed, arranged in group, spinneret terminal.
<emphasis id="8C69728E8FFB44BF0D95AF5D5F59600F" bold="true">Male.</emphasis>
Not found.
</paragraph>
<caption id="E6EA25932CCD9C6B3D0E274B3A0FE373" ID-Table-UUID="E6EA25932CCD9C6B3D0E274B3A0FE373" httpUri="http://table.plazi.org/id/E6EA25932CCD9C6B3D0E274B3A0FE373" startId="T4">
<paragraph id="877042FEEADDAA5A2F8971EB8F7991A0">
<label id="9409E39BA5030A699F6D4EE1A9FA8F97">Table 4.</label>
</paragraph>
<paragraph id="39ADB01F69DEB4C3DD501BCC769F5ED3">
Morphometric data for females of
<taxonomicName id="33EBE6B419F1A55F9FDD6A8ECB041AFD" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="0BA06D69FFB68880AAA39A24135D58AD" italics="true">Mononchus truncatus</emphasis>
</taxonomicName>
collected in six riparian localities in Bulgaria.
</paragraph>
</caption>
<paragraph id="33F5E5C413D229AC162C40397FB96FA7">
<table id="TID0EANBK" rules="all">
<tbody id="E8425B8120DBB055F3086465B8B532CF">
<tr id="27F171C830C96EF7431B7207015EE56C">
<th id="839AD82B1C2C56C9A489788AC7229B14" colspan="1" rowspan="1">Locality</th>
<th id="759EF0C38896A6AFF55D7BACAAA38A25" colspan="1" rowspan="1">Shiroka Laka, Smolyan Province</th>
<th id="37E1EADA802D792B64AB2A9CC0C4E398" colspan="1" rowspan="1">Teshel, Smolyan Province</th>
<th id="9CECE76080CEC91BCF49A77EBF5E32DD" colspan="1" rowspan="1">Near Primorsko, Burgas Province</th>
<th id="3F4351EEE46164D81AD36DED13E5B2C7" colspan="1" rowspan="1">Slivarovo, Burgas Province</th>
<th id="0C475016BD9EC6AD660447FD8F4DDFDC" colspan="1" rowspan="1">Near Plovdiv, Plovdiv Province</th>
<th id="6EE47DC3BB7C04C70F48F1248A1F6F46" colspan="1" rowspan="1">Vetren, Silistra Province</th>
</tr>
<tr id="4C77D31F0EE2432F0A7BED7C576C3864">
<th id="23939E8B8395DCDF0AE2D36BA217F541" colspan="1" rowspan="1">River</th>
<th id="0284E86A92AD8148DD5C839B336E2026" colspan="1" rowspan="1">Shirokoleshka (Rhodope Mountains)</th>
<th id="B98AE8D7518D312DC2883C6973E672E0" colspan="1" rowspan="1">Trigradska (Rhodope Mountains)</th>
<th id="36BB87146A60A8BCB0F98BA8C8159979" colspan="1" rowspan="1">Dyavolska (Strandzha Mountains)</th>
<th id="D3DED01E9C0E10797CC7F966F36B42CD" colspan="1" rowspan="1">Rezovska (Strandzha Mountains)</th>
<th id="25E8D28573FFD249032089FB187E1B5F" colspan="1" rowspan="1">Maritsa (Upper Thracian Plain)</th>
<th id="2741B3BCF7FDFBBE3DB148FD790AAAD0" colspan="1" rowspan="1">Danube (Southern Dobruja)</th>
</tr>
<tr id="31F22C8C44365E2524224F720C191590">
<th id="41D92F082DF1F4737DCD5208FCD36781" colspan="1" rowspan="1">Habitat</th>
<th id="6F14B5ECB5C2146208337EAB82BEE38D" colspan="1" rowspan="1">
<taxonomicName id="2CF2E6EACF7B59CB0336B5711218FB82" class="Magnoliopsida" family="Salicaceae" genus="Salix" kingdom="Plantae" order="Malpighiales" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="4B7609ABFF711E95D23BDA38B33C073E" italics="true">Salix</emphasis>
sp.
</taxonomicName>
(soil)
</th>
<th id="A5D6562D119027BC658901478446483A" colspan="1" rowspan="1">
<taxonomicName id="E00C382FA0FD07E62279E2EA47AB8B4D" class="Magnoliopsida" family="Salicaceae" genus="Salix" kingdom="Plantae" order="Malpighiales" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="D7D8730C0508D313C17EE47BB4DF0DD8" italics="true">Salix</emphasis>
sp.
</taxonomicName>
(litter)
</th>
<th id="A945F29E4BA8A857E7913AB1BC73F502" colspan="1" rowspan="1">
<taxonomicName id="CF089C835221B3769CB095CE193047F1" class="Magnoliopsida" family="Oleaceae" genus="Fraxinus" kingdom="Plantae" order="Lamiales" phylum="Tracheophyta" rank="species" species="excelsior">
<emphasis id="33C0F2748784CD579B1D59F9654AC395" italics="true">Fraxinus excelsior</emphasis>
</taxonomicName>
(soil)
</th>
<th id="48855223BCA5A3C7A684D8E08B05B7C0" colspan="1" rowspan="1">
<taxonomicName id="19D43FF61A0C202AA2277ECDAFEAB77D" class="Magnoliopsida" family="Ulmaceae" genus="Ulmus" kingdom="Plantae" order="Rosales" phylum="Tracheophyta" rank="species" species="laevis">
<emphasis id="4D3E3C17C53CD1CE43DD8E697100C7A8" italics="true">Ulmus laevis</emphasis>
</taxonomicName>
(soil)
</th>
<th id="418FCBF61A9045798D3B90B8F5A94ADB" colspan="1" rowspan="1">
<taxonomicName id="145D7F0F9E776DCE69D9A7A31E5BBB41" class="Magnoliopsida" family="Salicaceae" genus="Salix" kingdom="Plantae" order="Malpighiales" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="97B22E1F858B5A6DC03B9ACD3D22FBA2" italics="true">Salix</emphasis>
sp.
</taxonomicName>
(soil)
</th>
<th id="3950B57DBC4172FCD2EEA37930A55258" colspan="1" rowspan="1">
<taxonomicName id="0E1255D7DBA00591D3F24B23C3CF3D82" class="Magnoliopsida" family="Salicaceae" genus="Salix" kingdom="Plantae" order="Malpighiales" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="376E7F5FF396F41D8B7E8F4377C9116D" italics="true">Salix</emphasis>
sp.
</taxonomicName>
(soil)
</th>
</tr>
<tr id="32B19F9DEE68E90A85A527F53149225D">
<th id="E51678C56B63AC36AE1AC946263D28A3" colspan="1" rowspan="1">
<emphasis id="CF54CA25C182262E2A688B77C2556D40" italics="true">n</emphasis>
</th>
<th id="91B2CE9D3C989370E638C4606A1F6923" colspan="1" rowspan="1">
(
<emphasis id="81F41B98C5BBA2277ACED3D57B2FEA83" italics="true">n</emphasis>
= 6)
</th>
<th id="AEFEF418993C463B662A239F12D285CE" colspan="1" rowspan="1">
(
<emphasis id="DBDF3EB16EDA5CC47C83277FC8F458F9" italics="true">n</emphasis>
= 1)
</th>
<th id="4C63B19B76A82D459A8BF26348289630" colspan="1" rowspan="1">
(
<emphasis id="0715CE0EF34148B7B32BC64448A2FA99" italics="true">n</emphasis>
= 1)
</th>
<th id="6097D3508FA40ED610D858D816121D94" colspan="1" rowspan="1">
(
<emphasis id="2C0C4B6C8C2C3C16BA7A63F46BFDCA88" italics="true">n</emphasis>
= 3)
</th>
<th id="07CBD9A40DB1F45D5DFE0C87927C5D9D" colspan="1" rowspan="1">
(
<emphasis id="0F3A678B3E76AA7DFF13A43E344EA0B6" italics="true">n</emphasis>
= 1)
</th>
<th id="98EA19948F7B2E492A9080415FEC57A2" colspan="1" rowspan="1">
(
<emphasis id="7F380BAAFF9E3E6A4ECD93237E984F30" italics="true">n</emphasis>
= 2)
</th>
</tr>
<tr id="9943F3DD02542B6C7CF7EEFC74897475">
<td id="7631D93EDA2043B491D97796052A2C33" colspan="1" rowspan="1">
<emphasis id="1E70C4696F446C640C6CC4CF18929CFA" italics="true">L</emphasis>
(mm)
</td>
<td id="C316CDCB71147F9C850141AB25F961E9" colspan="1" rowspan="1">1.94 ± 1.08 (1.832.09)</td>
<td id="CF8B4FA077202C0DDF51D085D9BB52BB" colspan="1" rowspan="1">1.89</td>
<td id="9D64A304E28F8B5AA72C3572982D3B24" colspan="1" rowspan="1">2.06</td>
<td id="50928EF46697F319D02C6531BDB59276" colspan="1" rowspan="1">1.77, 1.85, 1.84</td>
<td id="FA2BB7142F9E4AB2E5F72AD25F2374A4" colspan="1" rowspan="1">1.83</td>
<td id="ACAAB2419E6B6184B41D3A3C300C17B2" colspan="1" rowspan="1">1.89, 1.91</td>
</tr>
<tr id="67BFAF1D129C130F5EC0A3FAEF0AD68F">
<td id="D24C000646E954669001C57F9D115D8D" colspan="1" rowspan="1">
<emphasis id="F5BEB08D447906A34508EC3EC0D93DC3" italics="true">a</emphasis>
</td>
<td id="3B4B33D521A454746C012DB80A6120A6" colspan="1" rowspan="1">30.6 ± 2.5 (2734)</td>
<td id="003599DB3ACFE08DEACB4FB83AD802B6" colspan="1" rowspan="1">26.5</td>
<td id="3D4098BFF0388DE122E52AD7D13D4B44" colspan="1" rowspan="1">38.9</td>
<td id="C8F628ABA9088F1CCD790F3EF2A9330A" colspan="1" rowspan="1">32.1, 33.7, 29.2</td>
<td id="D693CD94ECE6ED702FB3A4151769F2BB" colspan="1" rowspan="1">33.3</td>
<td id="95D076776FC489053DD6C0F75F38B3C5" colspan="1" rowspan="1">33.7, 32.4</td>
</tr>
<tr id="9D73A5EB0C40D62682D4C1EC0ACCA92D">
<td id="09417BA2B435659B670A947F15DCA5DA" colspan="1" rowspan="1">
<emphasis id="A9AD71B444D4CB5F984F1396A5DEA714" italics="true">b</emphasis>
</td>
<td id="05DFA954658C9EBF419B4D485088E554" colspan="1" rowspan="1">4.1 ± 0.2 (3.74.3)</td>
<td id="0344CABC333949DB5E0CDE41A17F02F8" colspan="1" rowspan="1">4.0</td>
<td id="6C61772ABAD59D0F2835717FF0589137" colspan="1" rowspan="1">3.9</td>
<td id="12E0A5542F42D6B96F0436910F11545D" colspan="1" rowspan="1">4.0, 4.2, 4.1</td>
<td id="79D0F1CCE27292700686402420EA3884" colspan="1" rowspan="1">4.2</td>
<td id="FE833B7686CAA26B87A8158E8EB98A9B" colspan="1" rowspan="1">4.0, 4.2</td>
</tr>
<tr id="2542E77036B046F89F9508074BD82504">
<td id="CA2F1F772927517D644A23C5AE765E17" colspan="1" rowspan="1">
<emphasis id="15C655A6CD05B6B5B2312913402C7D13" italics="true">c</emphasis>
</td>
<td id="9CB8D1308B81605907956C05698EF266" colspan="1" rowspan="1">8.3 ± 0.2 (8.18.7)</td>
<td id="3A50E842FDA942DB5A8814299272FB42" colspan="1" rowspan="1">8.6</td>
<td id="C525F7FD96A84E702C43313F34C1E77F" colspan="1" rowspan="1">8.2</td>
<td id="CBACE2A2CC4813EB5B7AAF4D2393EFE5" colspan="1" rowspan="1">7.8, 8.0, 8.2</td>
<td id="E9B4FCADA5C7B30D7BC3AB2ABE978091" colspan="1" rowspan="1">8.2</td>
<td id="44522C2635E529DB436483901D85C43C" colspan="1" rowspan="1">8.9, 9.3</td>
</tr>
<tr id="F68FE24BE2966CAD0143E2BB7B843401">
<td id="8A1515E53B1ECEF33298DEE685996A39" colspan="1" rowspan="1">
<emphasis id="03249EB917CD73074FFF6BD478953CD8" italics="true">c</emphasis>
</td>
<td id="3C52865DD296DEDCDC3ED8A5F635FC87" colspan="1" rowspan="1">5.5 ± 0.4 (5.06.0)</td>
<td id="9B293D293306D64E9B50FE380C055EEF" colspan="1" rowspan="1">5.5</td>
<td id="2F0E1695749FB28E0EB3FD432A734456" colspan="1" rowspan="1">6.1</td>
<td id="B168552DB858A3344DBD809EF20C348C" colspan="1" rowspan="1">6.7, 6.3, 6.2</td>
<td id="EAA83820AAFB99474C3034966F869D27" colspan="1" rowspan="1">6.2</td>
<td id="E51F8650A63C1650903C1EBF1C14C6C6" colspan="1" rowspan="1">5.0, 5.0</td>
</tr>
<tr id="B391A1E4C915C913203CA9CB988B322E">
<td id="B8E807EB28CBF7E51C20E0DB7649F1CB" colspan="1" rowspan="1">
<emphasis id="C7E3DE3A3D2D08DAA967BF74D41C16A7" italics="true">V</emphasis>
(%)
</td>
<td id="BA4D80C37A3C4E39303533C3B4288F9A" colspan="1" rowspan="1">55.2 ± 1.3 (53.457.3)</td>
<td id="200B813231AD0715EA9696B09AFB5F87" colspan="1" rowspan="1">54.0</td>
<td id="F665C2F94B82C2A6C95507D6C7EB37C9" colspan="1" rowspan="1">53.9</td>
<td id="E246D852DBC891DBB027248D39A672C6" colspan="1" rowspan="1">57.6, 53.1, 53.2</td>
<td id="C5C253BB0743ECEE114AB720955F2608" colspan="1" rowspan="1">52.6</td>
<td id="F05AFA9237B0C98DC49FFCC292A2243A" colspan="1" rowspan="1">54.3, 53.8</td>
</tr>
<tr id="90836E212876552D2B17E4D36143BCBE">
<td id="AE01F72BDE0C14744774B6D75F8EC002" colspan="1" rowspan="1">
<emphasis id="922C10B88F39AC5378F8BD07A1E87B87" italics="true">G 1</emphasis>
(%)
</td>
<td id="F00D9D100C2C0B60AC0FB5728F106C67" colspan="1" rowspan="1">10.1 ± 0.6 (9.510.9)</td>
<td id="E9DADC1FC728F22A8DA9ECCCFC66250B" colspan="1" rowspan="1">9.6</td>
<td id="683E942D98B02DDDA8E91B73653D0DCB" colspan="1" rowspan="1">10.0</td>
<td id="7FDCF9F66CED47A5E6887325BFDEFE31" colspan="1" rowspan="1">11.3, 9.6, 10.3</td>
<td id="27B3DF541E447F345D734CEB2CAB1B8B" colspan="1" rowspan="1">10.2</td>
<td id="241CBA0DB31CC09E65F5377B5FB8284E" colspan="1" rowspan="1">9.7, 9.8</td>
</tr>
<tr id="3905CD144EA86DEBC32EF523CC5E693F">
<td id="588D1E4CDA358BF8E4DC1670AB93F873" colspan="1" rowspan="1">
<emphasis id="E22981761DB850BE77F8B935040B4E06" italics="true">G 2</emphasis>
(%)
</td>
<td id="A1EE1ADFBC89D83C49E4499A8D10436C" colspan="1" rowspan="1">10.4 ± 0.6 (9.711.6)</td>
<td id="B0DB143EE9AF01485C64F4F2924A627C" colspan="1" rowspan="1">11.4</td>
<td id="29A8F73CC5EFB31559889BCC5DE90E5A" colspan="1" rowspan="1">11.6</td>
<td id="986A4EDED5521454897E5DFA7CCE0F5C" colspan="1" rowspan="1">11.8, 10.4, 10.2</td>
<td id="E921EA59CC452B34F0D747A775E7236F" colspan="1" rowspan="1">10.8</td>
<td id="DE3C6F475CB9E766D270E762DE0B2BA0" colspan="1" rowspan="1">9.9, 10.1</td>
</tr>
<tr id="F6A3571717E996F6C99C31830529A61B">
<td id="02077836B5EFBEB93FBCF05D207B5A8D" colspan="1" rowspan="1">Buccal capsule length</td>
<td id="F803D7DF94BB49830AB9330DE0F3DFD2" colspan="1" rowspan="1">43 ± 2 (4044)</td>
<td id="D31DEF7FE19482C4B7354EA350C2317D" colspan="1" rowspan="1">44</td>
<td id="CF82CA3CADD20F2491D572768319DD67" colspan="1" rowspan="1">44</td>
<td id="BE81CADD9031794B938CD8CB948A8229" colspan="1" rowspan="1">42, 42, 41</td>
<td id="1D6DAEC096D36F8B357E0E5901C6F9BB" colspan="1" rowspan="1">40</td>
<td id="0653660D0CA43FABC46B3F1CE2915C08" colspan="1" rowspan="1">42, 42</td>
</tr>
<tr id="DB825B79026B63534666E4F636998CF5">
<td id="A179AC70A986D6BECDD98EA9D2D937DA" colspan="1" rowspan="1">Buccal capsule width</td>
<td id="D1ED75D4B9787AB7A79852255A1B643E" colspan="1" rowspan="1">20 ± 1 (1922)</td>
<td id="AB2B14650401054D5B6EB2E864A65236" colspan="1" rowspan="1">21</td>
<td id="EAA1C0C5B5F6EED27815246F70E6605F" colspan="1" rowspan="1">21</td>
<td id="257F8E32995DA4A88CE640F6F9952806" colspan="1" rowspan="1">18, 19, 19</td>
<td id="D300F7960ECD8B02B35A1430D06CBAF9" colspan="1" rowspan="1">19</td>
<td id="0446AC8A25134F9BE2A98219A78B6837" colspan="1" rowspan="1">19, 20</td>
</tr>
<tr id="7826EB63125ED98C041F501DA80D6236">
<td id="DB4450FFA1F0CBAC9008C4AD65A1B886" colspan="1" rowspan="1">Tooth apex from anterior end of buccal capsule</td>
<td id="4F7D452B830806918DEE233653947EC2" colspan="1" rowspan="1">12 ± 1 (1112)</td>
<td id="6C57CACB3CEC18F9BFA66BCC3CA1B788" colspan="1" rowspan="1">11</td>
<td id="73DFBB45C482EC3E9CF7DBDD5585BDC1" colspan="1" rowspan="1">11</td>
<td id="F4E59EEF8BB6DF8C828F2B65F842564E" colspan="1" rowspan="1">11, 11, 11</td>
<td id="71AB597FF29E6C9CA0D02D53A9772214" colspan="1" rowspan="1">10</td>
<td id="80DE9C0A03758AA636BE6A3F992B4B93" colspan="1" rowspan="1">11, 12</td>
</tr>
<tr id="A1CA56FA711EBBB443796F090D83C39C">
<td id="029DC9BF64905DDADF14949F442BD3C9" colspan="1" rowspan="1">
Position of tooth apex (%)
<superScript id="7177A627ACA5008078CE448DC6A6DA01">a</superScript>
</td>
<td id="4809E68E9E0EB19B0EEFB37CC7AEFBB0" colspan="1" rowspan="1">27 ± 1 (2629)</td>
<td id="68CDECBAFF63D6B20D5AD3BFC0BD032A" colspan="1" rowspan="1">25</td>
<td id="884365AB60BF6E372BD3072C95F2A6AB" colspan="1" rowspan="1">25</td>
<td id="4D3DD2BD0EA321806506A0E960882412" colspan="1" rowspan="1">26, 27, 27</td>
<td id="363D18B891AEB2B8F035625576E95456" colspan="1" rowspan="1">26</td>
<td id="FBE999FC33FF6688865386CE1AFAA47D" colspan="1" rowspan="1">26, 27</td>
</tr>
<tr id="F86A0EF018262D726F14B27989E0BD5A">
<td id="3CDD39C5D0BD415544410821F87129D6" colspan="1" rowspan="1">Excretory pore from anterior end</td>
<td id="EAE2D9EE1C1F72D8BDD580F2EF563703" colspan="1" rowspan="1">
148 ± 16 (137176) (
<emphasis id="D5AEA1D7AE05D39FF119263E17283C07" italics="true">n</emphasis>
= 5)
</td>
<td id="DA0F2BC739F5DFCA2267B8EF78767945" colspan="1" rowspan="1">150</td>
<td id="E252294FA9F22F7223E361E7807B7A9E" colspan="1" rowspan="1"></td>
<td id="8F37F598DE08EF00F5EA3B96E6C7F896" colspan="1" rowspan="1">138, 141, 142</td>
<td id="562DFD0FD27462CC469419A582D1E0C2" colspan="1" rowspan="1">134</td>
<td id="CADC52A6514002C67715A9BD47C49E83" colspan="1" rowspan="1">156, 146</td>
</tr>
<tr id="7B9F02756D27AD36056F2BCC210C9AC6">
<td id="E8E417F958E6FCB0DD794B193178FDA3" colspan="1" rowspan="1">Nerve-ring from anterior end</td>
<td id="BD42B4E0070CFCD0D5BE67AC3CB749E9" colspan="1" rowspan="1">
126 ± 10 (116144) (
<emphasis id="C7858BDAC4CC3380C0F86181095BBC13" italics="true">n</emphasis>
= 5)
</td>
<td id="2A1666D4636F6524BF4334714F3FD1D6" colspan="1" rowspan="1"></td>
<td id="8C2B0985AB3C0B0216FE3D1BADD040AC" colspan="1" rowspan="1">140</td>
<td id="7A779AE9C156D91E73CF388B7B99510A" colspan="1" rowspan="1">138, 141, 142</td>
<td id="2121576FEA6FEBF9111BA3ABDCFF01F9" colspan="1" rowspan="1">122</td>
<td id="33F2664E3628EEA7C90E21D70916A36D" colspan="1" rowspan="1">129, 129</td>
</tr>
<tr id="62679E325689B2517050CD63997DC1CB">
<td id="653012067F9A8E916C6C719DF10CCDFC" colspan="1" rowspan="1">Pharynx length</td>
<td id="56EF3398752CA1A2182A88AC9917D487" colspan="1" rowspan="1">479 ± 34 (423518)</td>
<td id="C597DF645F34C644D3E428BBCED2AF97" colspan="1" rowspan="1">468</td>
<td id="BC8381B44A978E1B429F650A8AD7062B" colspan="1" rowspan="1">525</td>
<td id="F63D33BA17E9B01565ABCDA839CF159B" colspan="1" rowspan="1">439, 443, 446</td>
<td id="EAB191D1473B75EC687C651D9F6B98A6" colspan="1" rowspan="1">437</td>
<td id="AE63E3CE0CE78C42C0D350A17A60E266" colspan="1" rowspan="1">468, 450</td>
</tr>
<tr id="E12ACD0212754B3A6437403A036C53B5">
<td id="B56634FE4A8C609F9B8F042E0CF17443" colspan="1" rowspan="1">Lip region height</td>
<td id="24A57D99DAA845745D72FC02925580B6" colspan="1" rowspan="1">9 ± 1 (811)</td>
<td id="230EAC69278AF1BA017D7031BF1B1173" colspan="1" rowspan="1">9</td>
<td id="968F799DC58AA03D1F9B575BE9C74B46" colspan="1" rowspan="1">10</td>
<td id="78A1E9576EB9A0534330796DF6AB03F1" colspan="1" rowspan="1">10, 10, 9</td>
<td id="E16B04A4887D77BCF227A430CC3A5349" colspan="1" rowspan="1">10</td>
<td id="10F1F0E65394E84248A19B23D1ABB139" colspan="1" rowspan="1">9, 11</td>
</tr>
<tr id="936046207926B280960F14417FDE65EC">
<td id="54CE237442BB0D9BF0B39F52EE1B20E9" colspan="1" rowspan="1">Lip region width</td>
<td id="90D5A1D71A815EB1ABAD5391A717DE6E" colspan="1" rowspan="1">29 ± 1 (2830)</td>
<td id="B7F9F32C0C74E2FA6A376085B25C9100" colspan="1" rowspan="1">26</td>
<td id="A6C0039DD3DEFD5BF3E3879179F9DF86" colspan="1" rowspan="1">30</td>
<td id="09842C18F4CEE0DEA7E7DD998FDCE618" colspan="1" rowspan="1">26, 26, 25</td>
<td id="2D2CE6903169A73F4C1AE5A022F80929" colspan="1" rowspan="1">26</td>
<td id="D6D02D93D7912EBD5FE7CBDC7CEF180A" colspan="1" rowspan="1">27, 25</td>
</tr>
<tr id="A2DD1D0A142D0B30C3A7CD875D50B6AD">
<td id="101B1922BFF1FAFE34F9433739D19075" colspan="1" rowspan="1">Amphid from base of buccal capsule</td>
<td id="326E75011CBCDFF13B07EBC6E3558305" colspan="1" rowspan="1">40 ± 3 (3744)</td>
<td id="8338E51C9345DE2022D24F7EAC14A803" colspan="1" rowspan="1">41</td>
<td id="0D99D4EA2BBA6588AF428E5770D87963" colspan="1" rowspan="1">44</td>
<td id="5CB91A4FDA8113731A5A97E1F515ECE9" colspan="1" rowspan="1">, 39, 39</td>
<td id="4CDB00FCFBBCCD6C78C86D38C7E82D75" colspan="1" rowspan="1">37</td>
<td id="15C550634B64CAAD4B2CBE06FF4D31C4" colspan="1" rowspan="1">41, 38</td>
</tr>
<tr id="A7B910FDE81D0087D452D53793028B74">
<td id="3E7CB67D089483C00BF49FC7B32328A7" colspan="1" rowspan="1">Amphid from anterior end</td>
<td id="047F6181DAAC3096F1E895605E577385" colspan="1" rowspan="1">
12 ± 1 (1013) (
<emphasis id="4885AD1C74F7B5BF4A5FA3E04DEF6450" italics="true">n</emphasis>
= 4)
</td>
<td id="2AA3F04BE4318493D75513223C13C4EC" colspan="1" rowspan="1">10</td>
<td id="F1CA817B552B615833B87CA6E2140F32" colspan="1" rowspan="1">11</td>
<td id="74819306CC51637DC3921EDAA9EE924F" colspan="1" rowspan="1">, 12, 10</td>
<td id="1B89573F46D39F41138856DA5B61712F" colspan="1" rowspan="1">13</td>
<td id="105EAFE37C0530D898A7BF596F9C68AB" colspan="1" rowspan="1">12, 11</td>
</tr>
<tr id="7082465823D485995C360D125AC632ED">
<td id="3BEA76E9FB1FDEDAFF729223558148FE" colspan="1" rowspan="1">Maximum body diameter</td>
<td id="EEADF082D482CD3BBDD60893F5F3D826" colspan="1" rowspan="1">64 ± 6 (5570)</td>
<td id="109136F1622FC338F24D6D480805244D" colspan="1" rowspan="1">71</td>
<td id="004EB04A6B60E39DC8C987790291FB74" colspan="1" rowspan="1">53</td>
<td id="EAF9F42025368A0530898CFE73AD768C" colspan="1" rowspan="1">55, 55, 63</td>
<td id="8C55383A62757FE9DDF9D9D9EE4AEA41" colspan="1" rowspan="1">55</td>
<td id="939AD6C1473C1B8FFBF6C282C1CE4A7F" colspan="1" rowspan="1">56, 59</td>
</tr>
<tr id="1E80A2023D3FFEEED87F9B4977FA5A96">
<td id="DC8318E2ED10806958B03D6410FB3C89" colspan="1" rowspan="1">Body diameter at pharynx base</td>
<td id="4FC567EB413C173A261D58BC733D6433" colspan="1" rowspan="1">58 ± 4 (5161)</td>
<td id="29901DD3D63C56DFDDFADD077496F68D" colspan="1" rowspan="1">53</td>
<td id="D6DC1A5C00C07D53893D3E0F3DD09E96" colspan="1" rowspan="1">52</td>
<td id="64A69997A368678D48BFF9EA5776515B" colspan="1" rowspan="1">51, 55, 58</td>
<td id="A5672179C6EB90F9891418324CD0B9E8" colspan="1" rowspan="1">53</td>
<td id="4EAE99244DBA06F210DC35EDFD53CA0C" colspan="1" rowspan="1">53, 56</td>
</tr>
<tr id="EB72D4537C34170DFED50C392E76DA67">
<td id="EF5B5EB871003E89E401B76883A14948" colspan="1" rowspan="1">Body diameter at mid-body</td>
<td id="054E4039F4E8AB6EA58B0C545D20EAE3" colspan="1" rowspan="1">61 ± 4 (5365)</td>
<td id="3DF2FB0F8C700FAA3C27ECB72BBCF6A2" colspan="1" rowspan="1">71</td>
<td id="DB3EFFB36E6A73A0374EFC5CB7FB0C3B" colspan="1" rowspan="1">53</td>
<td id="9553F7976C98E3B91B7C9D7A2CC69DE4" colspan="1" rowspan="1">55, 55, 63</td>
<td id="861823B1174668C019976B0CE7D04692" colspan="1" rowspan="1">55</td>
<td id="1C4A45CBAD00C012E8CF669A3EC14F10" colspan="1" rowspan="1">55, 59</td>
</tr>
<tr id="14E6FE104C201D85E735A9F683086DA6">
<td id="431A9C65704123C52C15AFAA3B714B26" colspan="1" rowspan="1">Body diameter at vagina</td>
<td id="C0A87F817F8EA7ED4DA44D3A199186CC" colspan="1" rowspan="1">64 ± 6 (5570)</td>
<td id="BBE82513020B374039E63B2F17D61F15" colspan="1" rowspan="1">71</td>
<td id="E45C98006B7E0A4BACD904F3BBAC634A" colspan="1" rowspan="1">53</td>
<td id="4C956A8155E19B3131E6E2334392904A" colspan="1" rowspan="1">53, 54, 60</td>
<td id="E2CA847EB1891F11C2F90CED52CF5EA9" colspan="1" rowspan="1">55</td>
<td id="34AD5DF453A2B086686740AEC56BAE20" colspan="1" rowspan="1">56, 59</td>
</tr>
<tr id="7B2E7E222CABD4948D1F8904256C630F">
<td id="7B9A50277D70E397BC045BE9CA9EE286" colspan="1" rowspan="1">Body diameter at anus</td>
<td id="5652DE2FB6671C534C43B7559B0C7341" colspan="1" rowspan="1">42 ± 3 (3847)</td>
<td id="A9547025068961C311715D890F547528" colspan="1" rowspan="1">40</td>
<td id="1AF4767212AC1445FA7D085C6F701CA9" colspan="1" rowspan="1">41</td>
<td id="BC2A4AAB0EFFE1AA66FBEACEC5496942" colspan="1" rowspan="1">34, 37, 36</td>
<td id="0B8D026ED5082767F2F1D0482B1479DC" colspan="1" rowspan="1">34</td>
<td id="28274FBFB6D8278F7413D9F40230FE6F" colspan="1" rowspan="1">42, 41</td>
</tr>
<tr id="C73D5B3DCB041CCF0D82B0E46D05A950">
<td id="8EF5A7BC38D7EDD8202A9C502BA3A7F2" colspan="1" rowspan="1">Anterior genital branch length</td>
<td id="7A1AD07661E49A0C081FBFA4A3BB75D0" colspan="1" rowspan="1">196 ± 18 (175223)</td>
<td id="EED0F30B28327A86C2DF73DC879A1ABF" colspan="1" rowspan="1">181</td>
<td id="4EEC6F033281F457AD4C91490C04458A" colspan="1" rowspan="1">206</td>
<td id="6CC404E14D03D75A013334FCB295D470" colspan="1" rowspan="1">199, 179, 189</td>
<td id="3A7AFF658AF28516081ACFBC3854E605" colspan="1" rowspan="1">207</td>
<td id="92564BFC9EA0E8F2EB8D7EF3CE8D4B37" colspan="1" rowspan="1">182, 188</td>
</tr>
<tr id="641A224937D374F6A130B9FB9AEB5CD7">
<td id="1F0205B7DBD05DD65013FE17B311131C" colspan="1" rowspan="1">Posterior genital branch length</td>
<td id="5C34C0DADB9E0B5BDF60DC98940C5D8E" colspan="1" rowspan="1">203 ± 13 (190220)</td>
<td id="C8376D698E8ADBE0BDAE3FB27D44CDC9" colspan="1" rowspan="1">215</td>
<td id="E3FBDB96630CF525AD1BC0D15FBCADE5" colspan="1" rowspan="1">240</td>
<td id="174124FA1CB19C43C73B91103049E11D" colspan="1" rowspan="1">208, 193, 187</td>
<td id="3F2DBB5F2CBC26BBF83996AE0E054790" colspan="1" rowspan="1">215</td>
<td id="65069DD7F5D225C57BDDA16B26B60280" colspan="1" rowspan="1">187, 193</td>
</tr>
<tr id="9639F192DE67E0666889E286BBACB0F4">
<td id="B81A825E89540932912A3292DC2D73FE" colspan="1" rowspan="1">Anterior ovary length</td>
<td id="8054C7DEBB8EEEDBAF117D07BCC23538" colspan="1" rowspan="1">
98 ± 15 (75115) (
<emphasis id="937FAE791240BA942B04F8D15FE0FFD7" italics="true">n</emphasis>
= 5)
</td>
<td id="A6B1DB0677B3608278BB9A913631B016" colspan="1" rowspan="1">125</td>
<td id="4DDFBC53D965CCB2F2A4C898D61EA529" colspan="1" rowspan="1">120</td>
<td id="6C5337E92090FF398666171D3D023DD4" colspan="1" rowspan="1">108, 91, </td>
<td id="FFDEC8EBFC3846F579EC2D03748B18EB" colspan="1" rowspan="1">142</td>
<td id="37E6F2E9385B7A0BAF2C8194777A5AFA" colspan="1" rowspan="1">107, 107</td>
</tr>
<tr id="B6F4E205F46781C0C4066D2EC94145ED">
<td id="C6617CE02ADB94AAD00C973768E9930B" colspan="1" rowspan="1">Posterior ovary length</td>
<td id="5C280F88168BB84D20F253F1EE13B975" colspan="1" rowspan="1">
106 ± 16 (95135) (
<emphasis id="1354D71EBBC61A679689C269E1F64BD4" italics="true">n</emphasis>
= 5)
</td>
<td id="EF407A15330733080E624047059C962E" colspan="1" rowspan="1">125</td>
<td id="3DDA26DD95D3856368070850BF31D88D" colspan="1" rowspan="1">146</td>
<td id="FBF24DBC70D955D9CCFFFCA67CF226EA" colspan="1" rowspan="1">100, 109, </td>
<td id="7E82028B3690C742A3FA9CC54713A8EF" colspan="1" rowspan="1">141</td>
<td id="A6832788296A81F77B3E9D83C955EA17" colspan="1" rowspan="1">101, 120</td>
</tr>
<tr id="F8C62B85AD74EBE4130894747602FD6E">
<td id="681725581AE5D6727D067C9BDCD670DC" colspan="1" rowspan="1">Vagina length</td>
<td id="9037F51D4ADC595CAE9D4018102978ED" colspan="1" rowspan="1">17 ± 1 (1517)</td>
<td id="95FFB5EAC7EC71C189DDE2919238A355" colspan="1" rowspan="1">17</td>
<td id="D16F61B06196359D9E84444F5134355A" colspan="1" rowspan="1">14</td>
<td id="A9387B3CE5CDD7237A4DFEC19052DB0B" colspan="1" rowspan="1">, 18, 17</td>
<td id="B14A670AC98BEADAA5C4A2020B87018D" colspan="1" rowspan="1">17</td>
<td id="4978627DD3796276552AE0B955408B11" colspan="1" rowspan="1">17, 16</td>
</tr>
<tr id="332F06A94C13CA03A1BB6F68739781B2">
<td id="B9F940D444CA061E95493565DDF10E3F" colspan="1" rowspan="1">Rectum length</td>
<td id="B28DACDBD52117D1E000FA0DD6F3EA08" colspan="1" rowspan="1">31 ± 1 (2933)</td>
<td id="82C71FF3DDC382192297F260C939EDD4" colspan="1" rowspan="1">36</td>
<td id="610A4608D3E28AC6BA42EEFC10026746" colspan="1" rowspan="1">27</td>
<td id="97AED29F419A4E9746D6548A7A5E98DC" colspan="1" rowspan="1">29, 32, 31</td>
<td id="914E96EA1DBB813C9F3DFFB012F8C9C3" colspan="1" rowspan="1">28</td>
<td id="AC7991CB7CB4190A4FD191E6C40A25EA" colspan="1" rowspan="1">32, 30</td>
</tr>
<tr id="83821EB430209B1B72ADCFB68A1E2AF6">
<td id="D49E1BE5C3CF8405FDE67337DFFF17A1" colspan="1" rowspan="1">Tail length</td>
<td id="A3EF3B47C8F81D2A74271636A8190318" colspan="1" rowspan="1">234 ± 11 (225254)</td>
<td id="936C75AE01F39841A27D0119DC4DC78C" colspan="1" rowspan="1">218</td>
<td id="3CC4167C768008B33A52E62DF053C2BE" colspan="1" rowspan="1">252</td>
<td id="81BEB9129CDC0B8FBCB52F8DA3E3DF65" colspan="1" rowspan="1">227, 232, 224</td>
<td id="59A37910DB24B4830CB6AB19B8B30B94" colspan="1" rowspan="1">211</td>
<td id="FE51E6362CE5F98A8467F8A796A0843B" colspan="1" rowspan="1">212, 205</td>
</tr>
</tbody>
</table>
</paragraph>
<paragraph id="78898DE7440EAAC2AB3E2BAF95B86DF7">
<tableNote id="67DA5BAC313615F8756D0B77CD8B48A6">
<superScript id="96D041BD47D4A394CC8435BCD9BD3655">a</superScript>
Distance from tooth apex to anterior end of buccal capsule as % of buccal capsule length from its anterior end.
</tableNote>
</paragraph>
</subSubSection>
<subSubSection id="SECID0EG6BI" type="material">
<paragraph id="F78A402322C4160B31C255F8F8961B01">
<heading id="116D6691BFC93AEC8359A44C29A9BCF5" reason="title">Voucher material.</heading>
</paragraph>
<paragraph id="0DD31B051DDFA1BA361ABF1C71029EA2">
Ten specimens are deposited in the Nematode Collection of the Institute of Biodiversity and Ecosystem Research, Bulgarian Academy of Sciences, under the accession numbers
<collectionCode id="6615D6F6BE15F768589E2B681B79346F">IBER-BAS</collectionCode>
NC 5 / 1,
<collectionCode id="CC1AA1970967F2AF7F3FCBB43DC8B49C">IBER-BAS</collectionCode>
NC 16 / 1-6,
<collectionCode id="E1C3E911EC92708F9461E11B4060037A">IBER-BAS</collectionCode>
NC 17 / 1,
<collectionCode id="12B60AB932A55123EB2E825B6455A71B">IBER-BAS</collectionCode>
NC 18 / 3,
<collectionCode id="4D9BF700967131F4DAC1E537754F514F">IBER-BAS</collectionCode>
NC 30 / 13,
<collectionCode id="5AE0EA2ADDD1054291E8A66C0152563D">IBER-BAS</collectionCode>
NC 311 / 7-9. Photovouchers for the sequenced specimens are provided in Suppl. material
<xref id="F0CAD0B4819A670459E9F2B624C59BDA" ref-type="supplementary-material" rid="S1">1</xref>
: figs S 5 S 7.
</paragraph>
</subSubSection>
<subSubSection id="SECID0EQ6BI" type="habitat">
<paragraph id="75198CD74C0FA3AF2515422FEB267D91">
<heading id="6371B7A0BD4BB780A4A94EDFB40F9579" reason="title">Habitats and localities.</heading>
</paragraph>
<paragraph id="CEFC471E708A31008D027A1393894335">
Soil around roots of
<taxonomicName id="E7A4FE28250F3D426D5CA44740239595" class="Magnoliopsida" family="Oleaceae" genus="Fraxinus" kingdom="Plantae" order="Lamiales" phylum="Tracheophyta" rank="species" species="excelsior">
<emphasis id="C647EADDA62FB984EFB9AA9A67968F38" italics="true">F. excelsior</emphasis>
</taxonomicName>
,
<taxonomicName id="DB1D7BC45C241FAD7A7904C172EE2C3D" class="Magnoliopsida" family="Ulmaceae" genus="Ulmus" kingdom="Plantae" order="Rosales" phylum="Tracheophyta" rank="species" species="laevis">
<emphasis id="347CEAC9D097268D854A4DAF637956A9" italics="true">U. laevis</emphasis>
</taxonomicName>
,
<taxonomicName id="9D6F39465496EEE8ACF096860E0506B5" class="Magnoliopsida" family="Betulaceae" genus="Alnus" kingdom="Plantae" order="Fagales" phylum="Tracheophyta" rank="species" species="glutinosa">
<emphasis id="EECFC3BC8550F51561262F57DAFE1389" italics="true">A. glutinosa</emphasis>
</taxonomicName>
and
<taxonomicName id="3546E6A6001D5B0F633C34D0665A7053" class="Magnoliopsida" family="Salicaceae" genus="Salix" kingdom="Plantae" order="Malpighiales" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="1A0CF4ADFC22DD8BA901808B89BB1EA9" italics="true">Salix</emphasis>
sp.
</taxonomicName>
and litter around
<taxonomicName id="CE6B5675CFE6352B2E484DE65B2C7569" class="Magnoliopsida" family="Salicaceae" genus="Salix" kingdom="Plantae" order="Malpighiales" phylum="Tracheophyta" rank="species" species="undetermined">
<emphasis id="6D1F5A4C7BEA7EABFA99EC703E5833C4" italics="true">Salix</emphasis>
sp.
</taxonomicName>
along banks of the rivers Shirokoleshka, Trigradska, Dyavolska, Rezovska, Veleka, Maritsa, and Danube (see Table
<tableCitation id="8004F6F17974650A7AFC55B68719E8D8" captionStart="Table 1" captionStartId="T1" captionText="Table 1. Summary data for the populations of Coomansus parvus and Mononchus spp. studied in 17 riparian habitats in Bulgaria." httpUri="http://table.plazi.org/id/B2476D165DB48FFE8AD13C27D989EC7C" tableUuid="B2476D165DB48FFE8AD13C27D989EC7C">1</tableCitation>
for details).
</paragraph>
</subSubSection>
<subSubSection id="SECID0EJBCI" type="Representative DNA sequences">
<paragraph id="856E7A1162BE3FB435B9DAB2EC7073B3">
<heading id="011084549BA58C9E2737338E12904ED8" reason="title">Representative DNA sequences.</heading>
</paragraph>
<paragraph id="FC28CB46668819353F1BD51AE7C49ADE">
28 S rRNA gene (GenBank:
<ext-link id="9BAF5D41B05AF5553B8E1E4AB60ECF99" ext-link-type="gen" xlink_href="PP768890" xlink_type="simple">PP 768890</ext-link>
<ext-link id="CDC400588E74D8BD9DB0BD636525DCF7" ext-link-type="gen" xlink_href="PP768892" xlink_type="simple">PP 768892</ext-link>
); 18 S rRNA gene (
<ext-link id="5CBC8A39255008C764292A8FDDC6B89C" ext-link-type="gen" xlink_href="PP768901" xlink_type="simple">
<collectionCode id="497B67B396188DCAE1A2D0DF743B6B22">PP</collectionCode>
768901
</ext-link>
).
</paragraph>
</subSubSection>
<subSubSection id="SECID0E5BCI" type="distribution">
<paragraph id="89D7A94FDD7B94429806FD9FB6460D62">
<heading id="98442F39A372E3AAA8EEED73AD4843EF" reason="title">Distribution.</heading>
</paragraph>
<paragraph id="461264A00C26CAD58F5C3C72AE49CFAF">
According to the abundant published data for materials reported as
<taxonomicName id="7AE5202F4064EA3FA4AD7B833E67AB65" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="4C4378DE68698DFCCEB2452BD14AEF20" italics="true">M. truncatus</emphasis>
</taxonomicName>
, this species appears to exhibit a worldwide distribution. However, we agree with
<bibRefCitation id="55D392CD7D47D68CA941C237F8A0C86C" DOI="10.1080/00222933.2010.524947" author="Andrássy I" issue="5-6" journalOrPublisher="Journal of Natural History" pagination="303-326" refId="B6" refString="Andrássy I (2011 a) Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian. Journal of Natural History 45 (56): 303326. https://doi.org/10.1080/00222933.2010.524947" title="Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian." volume="45">Andrássy (2011 a</bibRefCitation>
) who doubted that all of the records referring to
<taxonomicName id="3817E501B0C7CF2D3A2970163BC2AC20" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
M.
<emphasis id="3147F4091A7CF099A1580C849E078654" italics="true">truncatus</emphasis>
</taxonomicName>
concern in fact this species. In
<collectingCountry id="883E6F04E6791519F2BA619AAC54063D" name="Bulgaria">Bulgaria</collectingCountry>
,
<taxonomicName id="B1ADE710EC428207AA7D0D2735AA8D7F" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="FEF217EF9668D52723A0405B85641CD9" italics="true">M. truncatus</emphasis>
</taxonomicName>
has been reported from many localities but with no morphological evidence supporting identification.
<bibRefCitation id="13F812BF7404CA924DEA650BC03033E5" author="Andrássy I" firstAuthor="Andrassy" journalOrPublisher="Acta Zoologica Academiae Scientiarum Hungaricae" pagination="1-88" refId="B3" refString="Andrássy I (1958) Erd-und Süsswasse nematoden aus Bulgarien. Acta Zoologica Academiae Scientiarum Hungaricae 4: 188." title="Erd-und Süsswasse nematoden aus Bulgarien." volume="4" year="1958">Andrássy (1958)</bibRefCitation>
recorded this species for the first time in Rila Mountains and
<collectingRegion id="FDB81FB2A859F98250B946C0125FAEA0" country="Bulgaria" name="Varna">Varna</collectingRegion>
. Subsequently,
<taxonomicName id="5C686487E31D7DD89DC87BA7B1098635" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="E7ABC3CE2A0392A6EF7342123E693295" italics="true">M. truncatus</emphasis>
</taxonomicName>
was reported from the North Thracian Plain (
<bibRefCitation id="C6F47EA852433380E8CDEB6069C1D5E5" author="Katalan-Gateva" firstAuthor="Katalan-Gateva" refId="B36" refString="Katalan-Gateva S (1962) Studies on the phytonematode fauna of some cultural and wild plants in Thrace Bulgaria. Annuaire de lʼUniversité de Sofia UV IV: 145156. [In Bulgarian, English summary]" year="1962">Katalan-Gateva 1962</bibRefCitation>
) and
<collectingRegion id="BAD777D4B3ACEA66543A88BE14450144" country="Bulgaria" name="Pazardzhik">Pazardzhik Province</collectingRegion>
(
<bibRefCitation id="B84471AB5C61E630E76C035FEBE9AE16" author="Katalan-Gateva" firstAuthor="Katalan-Gateva" journalOrPublisher="Physiologie et Biochimie des Animaux" pagination="151-184" refId="B37" refString="Katalan-Gateva S (1965) Study on soil and plant parasitic nematodes in Pazardzhik region. Annuaire de lUniversité de Sofia Kliment Ohridski, Faculté de Biologie, Livre 1 Zoologie. Physiologie et Biochimie des Animaux 58: 151184. [In Bulgarian, English summary]" title="Study on soil and plant parasitic nematodes in Pazardzhik region. Annuaire de lUniversité de Sofia Kliment Ohridski, Faculté de Biologie, Livre 1 - Zoologie." volume="58" year="1965">Katalan-Gateva 1965</bibRefCitation>
) associated with cultivated plants. In aquatic habitats, the species has been reported in sediments from 24 rivers and three lakes (
<bibRefCitation id="4984DE4F9A9E3491B465074937A2FB6A" author="Stoichev" firstAuthor="Stoichev" journalOrPublisher="Lauterbornia" pagination="22-30" refId="B59" refString="Stoichev S (1996) On the free-living nematode fauna from Bulgarian inland waters, Dinkelscherben. Lauterbornia 25: 2230." title="On the free-living nematode fauna from Bulgarian inland waters, Dinkelscherben." volume="25" year="1996">Stoichev 1996</bibRefCitation>
;
<bibRefCitation id="DF26A4262DA949B2C597EE5C9868B3B0" author="Stoichev and Chernev" firstAuthor="Stoichev" journalOrPublisher="Physiologie et Biochimie des Animaux" pagination="13-19" refId="B60" refString="Stoichev S, Chernev N (2011) Contribution to the study of free-living fresh water nematode fauna (Nematoda, Nemathelminthes) from Sinapovska River, Sakar mountain, South-East Bulgaria. Annuaire de l'Université de Sofia Livre 1 Zoologie. Physiologie et Biochimie des Animaux 99: 1319." title="Contribution to the study of free-living fresh water nematode fauna (Nematoda, Nemathelminthes) from Sinapovska River, Sakar mountain, South-East Bulgaria. Annuaire de l'Université de Sofia Livre 1 Zoologie." volume="99" year="2011">Stoichev and Chernev 2011</bibRefCitation>
;
<bibRefCitation id="78278F074D5402FAACEE23715977B4FE" author="Stoichev and Varadinova" firstAuthor="Stoichev" journalOrPublisher="Physiologie et Biochimie des Animaux" pagination="21-32" refId="B61" refString="Stoichev S, Varadinova E (2011) Hydrobiological and faunistic investigation of the nematode fauna (Nematoda, Nemathelminthes) from Bulgarian stretch of the Veleka River (South-East Bulgaria). Annuaire de l'Université de Sofia Livre 1 Zoologie. Physiologie et Biochimie des Animaux 99: 2132." title="Hydrobiological and faunistic investigation of the nematode fauna (Nematoda, Nemathelminthes) from Bulgarian stretch of the Veleka River (South-East Bulgaria). Annuaire de l'Université de Sofia Livre 1 Zoologie." volume="99" year="2011">Stoichev and Varadinova 2011</bibRefCitation>
). The present study is the first to provide morphological and morphometric data for
<taxonomicName id="A005684AAC05B01E8E2C4A53765FCD58" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="70D89C9DBDED5F5AA92D8246FBEAAE39" italics="true">M. truncatus</emphasis>
</taxonomicName>
in
<collectingCountry id="48DBE3AB0F40AFD53D8B74932AEFF458" name="Bulgaria">Bulgaria</collectingCountry>
.
</paragraph>
<caption id="E375401E09CB37BD822956C7F33DA278" ID-DOI="10.3897/zookeys.1206.124237.figure8" ID-arpha="ADBBC011-6236-53B9-A42D-CF8E7D156C51" httpUri="https://binary.pensoft.net/fig/1086394" startId="F8">
<paragraph id="5399587620EDFC1106BE003B161D6F55">
<label id="D14B3E8CA1A370BBB949B18F9B91C301">Figure 8.</label>
</paragraph>
<paragraph id="3990DA77201B383156680FB2D5D60F4E">
Line drawings of
<taxonomicName id="0E802E0557F01FE7FE96BD51DAD834B9" authority="Bastian, 1865" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="5C7BC4DDE2C9E3672C78FFCD6859895E" italics="true">Mononchus truncatus</emphasis>
Bastian, 1865
</taxonomicName>
. Females from populations collected from riverbanks of the rivers Shirokoleshka (
<emphasis id="10AEB09600ABD22A720FA7A54133D5A9" bold="true">A, C, D</emphasis>
) and Maritsa (
<emphasis id="00FAC28D8514736C1CFA1D9A70F97DA8" bold="true">B</emphasis>
):
<emphasis id="511EAD1E0D257054A3EFA907BD1D501B" bold="true">A, B</emphasis>
anterior region
<emphasis id="505CF48DB8A19B674EE1555EEDFAA272" bold="true">C</emphasis>
anterior genital branch
<emphasis id="C9E7A4D8F596B7B009E4D1FEA83C37E6" bold="true">D</emphasis>
tail region. Scale bar: 25 µm.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="SECID0EYFCI" type="remarks">
<paragraph id="8672EEDCB47CF44DC58E4E1049C78A29">
<heading id="432DC863ADE6D495C78673EE1418D35D" reason="title">Remarks.</heading>
</paragraph>
<paragraph id="E2E0FD06394FDA3F50BE435489925532">
Morphologically, the present material belongs to and was identified as
<taxonomicName id="5DE2F39942A1B5A926D3AC3C3D2B5CB3" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="7CA6FB7602B535F17E5982B92E7623B3" italics="true">M. truncatus</emphasis>
</taxonomicName>
. However, similar to the situation with
<taxonomicName id="076B6CE7687780EFBE50A3016BFBC84B" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="aquaticus">
<emphasis id="F696A0F775326D44E155ABCE746D0A7A" italics="true">M. aquaticus</emphasis>
</taxonomicName>
(sensu lato) considered above,
<taxonomicName id="863C66BC720108B0BF70ECEEE4BF9983" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="2E3378D28369206BC5321C2FFB06CFA6" italics="true">M. truncatus</emphasis>
</taxonomicName>
also represents a composite species (
<bibRefCitation id="9078CDEEAFC5A4A82019FF6BAB04D71D" DOI="10.1080/00222933.2010.524947" author="Andrássy I" issue="5-6" journalOrPublisher="Journal of Natural History" pagination="303-326" refId="B6" refString="Andrássy I (2011 a) Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian. Journal of Natural History 45 (56): 303326. https://doi.org/10.1080/00222933.2010.524947" title="Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian." volume="45">Andrássy 2011 a</bibRefCitation>
) based on the wide ranges of morphometric variation reported in the literature (see Suppl. material
<xref id="22A550845EF1FEF7167AEA48B6A15A2E" ref-type="supplementary-material" rid="S2">2</xref>
: table S 4).
<bibRefCitation id="9F3A0C65D1AAA49E05D7A97642CBFABE" DOI="10.1080/00222933.2010.524947" author="Andrássy I" issue="5-6" journalOrPublisher="Journal of Natural History" pagination="303-326" refId="B6" refString="Andrássy I (2011 a) Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian. Journal of Natural History 45 (56): 303326. https://doi.org/10.1080/00222933.2010.524947" title="Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian." volume="45">Andrássy (2011 a</bibRefCitation>
) summarised the data from the original description and subsequent re-descriptions of
<taxonomicName id="8BDCD1A30E97BDAB36B884833B1B35AA" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="A4ED4E58F2FDEBD469D9728C8ECC57A6" italics="true">M. truncatus</emphasis>
</taxonomicName>
and provided novel data for a population from
<collectingCountry id="22AE43339D3702197142F549021A39B7" name="Hungary">Hungary</collectingCountry>
. This concept of
<taxonomicName id="C3DBC3C726C3E50855437FA5DF2759F5" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="3A1B47B1C20A6C4E815D595CC056A92C" italics="true">M. truncatus</emphasis>
</taxonomicName>
(sensu stricto) (“ real
<taxonomicName id="FBF7027DB403AED611C3C81AECDE9C12" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="34CF2395136D58D8F60DE70A5CFBCEF6" italics="true">M. truncatus</emphasis>
</taxonomicName>
” of
<bibRefCitation id="70D0450AE54B3EEDABF34DB22045D8A2" DOI="10.1080/00222933.2010.524947" author="Andrássy I" issue="5-6" journalOrPublisher="Journal of Natural History" pagination="303-326" refId="B6" refString="Andrássy I (2011 a) Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian. Journal of Natural History 45 (56): 303326. https://doi.org/10.1080/00222933.2010.524947" title="Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian." volume="45">Andrássy 2011 a</bibRefCitation>
) is applied here. Comparative morphometric data for several records deviating from this species concept are also provided in Suppl. material
<xref id="D9B2DA97CE4FF92EBFF37919B795D726" ref-type="supplementary-material" rid="S2">2</xref>
: table S 4. Typically, these include studies providing data (sometimes pooled, e. g.,
<bibRefCitation id="283EFD866E70F7C6C9B6E51F71C568A6" DOI="10.3725/jjn1993.29.2_16" author="Nakazawa" firstAuthor="Nakazawa" journalOrPublisher="Japanese Journal of Nematology" pagination="16-23" refId="B46" refString="Nakazawa K (1999) Morphological characteristics and ecological survey of three species of the genus Mononchus from wet soil in Gunma prefecture. Japanese Journal of Nematology 29: 1623. https://doi.org/10.3725/jjn1993.29.2_16" title="Morphological characteristics and ecological survey of three species of the genus Mononchus from wet soil in Gunma prefecture." volume="29" year="1999">Nakazawa 1999</bibRefCitation>
;
<bibRefCitation id="EB8DEA492E611C6889F28386062A168C" DOI="10.1163/156854108786161481" author="Eisendle" firstAuthor="Eisendle" issue="6" journalOrPublisher="Nematology" pagination="809-818" refId="B23" refString="Eisendle U (2008) Description of Mononchus sandur n. sp. (Nematoda: Mononchidae) and remarks on M. truncatus Bastian, 1865 and M. aquaticus Coetzee, 1968 from a glacial floodplain reach (Grossglockner region, Hohe Tauern, Austria). Nematology 10 (6): 809818. https://doi.org/10.1163/156854108786161481" title="Description of Mononchus sandur n. sp. (Nematoda: Mononchidae) and remarks on M. truncatus Bastian, 1865 and M. aquaticus Coetzee, 1968 from a glacial floodplain reach (Grossglockner region, Hohe Tauern, Austria)." volume="10" year="2008">Eisendle 2008</bibRefCitation>
) for nematodes from different localities (e. g.,
<bibRefCitation id="F5D45F03AC818AD1D52904B0F5A05A43" DOI="10.4102/koedoe.v35i2.401" author="Botha and Heyns" firstAuthor="Botha" issue="2" journalOrPublisher="Koedoe" pagination="11-25" refId="B12" refString="Botha A, Heyns J (1992) Further records and descriptions of nematodes from rivers in the Kruger National Park (Orders Enoplida, Chromadorida, Monhysterida, Mononchida and Araeolaimida). Koedoe 35 (2): 1125. https://doi.org/10.4102/koedoe.v35i2.401" title="Further records and descriptions of nematodes from rivers in the Kruger National Park (Orders Enoplida, Chromadorida, Monhysterida, Mononchida and Araeolaimida)." volume="35" year="1992">Botha and Heyns 1992</bibRefCitation>
;
<bibRefCitation id="672192DD4A1331BDB912134EA46438F0" DOI="10.3725/jjn1993.29.2_16" author="Nakazawa" firstAuthor="Nakazawa" journalOrPublisher="Japanese Journal of Nematology" pagination="16-23" refId="B46" refString="Nakazawa K (1999) Morphological characteristics and ecological survey of three species of the genus Mononchus from wet soil in Gunma prefecture. Japanese Journal of Nematology 29: 1623. https://doi.org/10.3725/jjn1993.29.2_16" title="Morphological characteristics and ecological survey of three species of the genus Mononchus from wet soil in Gunma prefecture." volume="29" year="1999">Nakazawa 1999</bibRefCitation>
;
<bibRefCitation id="EFB98B1CA925B95F84FE4D6816DCB9FD" DOI="10.1163/156854108786161481" author="Eisendle" firstAuthor="Eisendle" issue="6" journalOrPublisher="Nematology" pagination="809-818" refId="B23" refString="Eisendle U (2008) Description of Mononchus sandur n. sp. (Nematoda: Mononchidae) and remarks on M. truncatus Bastian, 1865 and M. aquaticus Coetzee, 1968 from a glacial floodplain reach (Grossglockner region, Hohe Tauern, Austria). Nematology 10 (6): 809818. https://doi.org/10.1163/156854108786161481" title="Description of Mononchus sandur n. sp. (Nematoda: Mononchidae) and remarks on M. truncatus Bastian, 1865 and M. aquaticus Coetzee, 1968 from a glacial floodplain reach (Grossglockner region, Hohe Tauern, Austria)." volume="10" year="2008">Eisendle 2008</bibRefCitation>
;
<bibRefCitation id="0365B09147897A5A7F45DE5E89A83D42" author="Farahmand" etAl="et al." firstAuthor="Farahmand" journalOrPublisher="Nematologia Mediterranea" pagination="145-154" refId="B25" refString="Farahmand S, Eskandari A, Orselli L, Karegar A (2009) Some known species of the genera Mononchus Bastian, 1865 and Mylonchulus (Cobb, 1916) Altherr, 1953 (Nematoda: Mononchina) from Semnan province, Iran. Nematologia Mediterranea 37: 145154. https://journals.flvc.org/nemamedi/article/view/86996" title="Some known species of the genera Mononchus Bastian, 1865 and Mylonchulus (Cobb, 1916) Altherr, 1953 (Nematoda: Mononchina) from Semnan province, Iran." url="https://journals.flvc.org/nemamedi/article/view/86996" volume="37" year="2009">Farahmand et al. 2009</bibRefCitation>
). Thus, the data by
<bibRefCitation id="A86054971E0EB239F64B5E975DED6212" DOI="10.4102/koedoe.v35i2.401" author="Botha A &amp; Heyns J" firstAuthor="Botha" issue="2" journalOrPublisher="Koedoe" pagination="11-25" refId="B12" refString="Botha A, Heyns J (1992) Further records and descriptions of nematodes from rivers in the Kruger National Park (Orders Enoplida, Chromadorida, Monhysterida, Mononchida and Araeolaimida). Koedoe 35 (2): 1125. https://doi.org/10.4102/koedoe.v35i2.401" title="Further records and descriptions of nematodes from rivers in the Kruger National Park (Orders Enoplida, Chromadorida, Monhysterida, Mononchida and Araeolaimida)." volume="35" year="1992">Botha and Heyns (1992)</bibRefCitation>
show upper ranges above the upper range (
<emphasis id="52EDF0B7B5F90F28CAA3D515008FF1A0" italics="true">b</emphasis>
,
<emphasis id="681D6FE205422DC2BA625E3251B1A028" italics="true">c</emphasis>
, and
<emphasis id="A1206DFBDD9A45382EC71977A60517F7" italics="true">V</emphasis>
) and lower ranges below the lower range of variation in
<taxonomicName id="8E42411A2B466C6A3826DDAACA47DF1B" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="E7923D04A8A6E7E37C1B5B8DC5F679E3" italics="true">M. truncatus</emphasis>
</taxonomicName>
(sensu stricto) (buccal capsule width, position of tooth apex, anterior end to pharyngo-intestinal valve, body diameter at mid-body and tail length). Almost all of these differences were recorded in a single sample (Crocodile River) likely containing a misidentified specimen. Similarly, both samples studied by
<bibRefCitation id="EB246300ECB97D7EEDEABAE55195F7D6" author="Farahmand S &amp; Eskandari A &amp; Orselli L &amp; Karegar A" etAl="et al." firstAuthor="Farahmand" journalOrPublisher="Nematologia Mediterranea" pagination="145-154" refId="B25" refString="Farahmand S, Eskandari A, Orselli L, Karegar A (2009) Some known species of the genera Mononchus Bastian, 1865 and Mylonchulus (Cobb, 1916) Altherr, 1953 (Nematoda: Mononchina) from Semnan province, Iran. Nematologia Mediterranea 37: 145154. https://journals.flvc.org/nemamedi/article/view/86996" title="Some known species of the genera Mononchus Bastian, 1865 and Mylonchulus (Cobb, 1916) Altherr, 1953 (Nematoda: Mononchina) from Semnan province, Iran." url="https://journals.flvc.org/nemamedi/article/view/86996" volume="37" year="2009">Farahmand et al. (2009)</bibRefCitation>
contain specimens with largely deviating morphometric data (Suppl. material
<xref id="3EC51A4B58D7AF61C09EB80870E70E0D" ref-type="supplementary-material" rid="S2">2</xref>
: table S 4).
</paragraph>
<caption id="7B776ACE1C00C0902FBF68539CFDD56F" ID-DOI="10.3897/zookeys.1206.124237.figure9" ID-arpha="01177747-00BD-58F5-9D1F-8E4BE39297E2" httpUri="https://binary.pensoft.net/fig/1086395" startId="F9">
<paragraph id="E0844DE1D62FADDD5172BF24683912BA">
<label id="FD17AEAB2AFF8C771CF84A470C59A57F">Figure 9.</label>
</paragraph>
<paragraph id="7A36C9250C0EDB8C64F59D71739FA879">
Photomicrographs of
<taxonomicName id="AD2AAD59A5804C1D8B731518B696E490" authority="Bastian, 1865" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="880C26456BC3BFDA92BA3CE293D01367" italics="true">Mononchus truncatus</emphasis>
Bastian, 1865
</taxonomicName>
. Females from populations collected from riverbanks of the rivers Rezovska (
<emphasis id="5CCC775CCDACCF8FC3F37C0514E619C6" bold="true">A</emphasis>
,
<emphasis id="6139A5A80C0331A8874FDA1D6EDDBBAE" bold="true">D</emphasis>
,
<emphasis id="9DD5D883C0833DE7E0CDBB35010E92A1" bold="true">F</emphasis>
,
<emphasis id="66785BA2F9093B97517D5954AD19C1FF" bold="true">G</emphasis>
,
<emphasis id="71BB05FFAFB76CB2331030FAB943FDEC" bold="true">H</emphasis>
,
<emphasis id="3BDA426747F1A1AFA516C6A9E208BD2D" bold="true">K)</emphasis>
, Danube
<emphasis id="6C4A4E430AD29C72FAEBCAA127933A5B" bold="true">(B</emphasis>
,
<emphasis id="2B276B06D85E633D576A5E5BDAC0DF48" bold="true">E</emphasis>
,
<emphasis id="7C347F04CFB7C0938900412251E1578C" bold="true">J</emphasis>
,
<emphasis id="48B4029B88313006402F59E27C098C74" bold="true">L</emphasis>
) and Shirokoleshka (
<emphasis id="19B430C452301FF379E85CF03B173575" bold="true">C</emphasis>
,
<emphasis id="D14E54B021DC31D6394A10F89CC63B33" bold="true">I</emphasis>
,
<emphasis id="1700B6F19815EE233FC5FC3ACC51F542" bold="true">M</emphasis>
,
<emphasis id="E0D3D0230F8FDD6DCEE7905769BBCE0C" bold="true">N</emphasis>
):
<emphasis id="0B8E995F3C01E10E6F3A6AF267932734" bold="true">A</emphasis>
body, total view
<emphasis id="737B71C2CA87B380939CBCAF0C378F15" bold="true">B F</emphasis>
anterior region (ventro-sublateral ribs arrowed in
<emphasis id="98D6D5ED80FAFDE4192C6661E396C75E" bold="true">D</emphasis>
; amphid opening arrowed in
<emphasis id="084705D79EC79C434116D6CFDAECF60B" bold="true">E</emphasis>
; transverse ridge arrowed in
<emphasis id="322B030BEE5789A59AFB9688F067A004" bold="true">F</emphasis>
)
<emphasis id="9EEB4BCAAD55A22850DB0C729554EDE8" bold="true">G, H, L</emphasis>
vulval region:
<emphasis id="C903073FE7D1641CF2C52D06469BD366" bold="true">G</emphasis>
vulval opening, ventral view
<emphasis id="87811CFC453548CE68A7519AD24C0CC5" bold="true">H</emphasis>
vulva and part of posterior genital branch (posterior uterus and part of
<emphasis id="23EA82C6536F90152107EF58DADE05D1" italics="true">pars dilatata oviductus</emphasis>
), lateral view
<emphasis id="5A2F282C0E322B5C5B4F8E6CDDB37A0A" bold="true">L</emphasis>
vulval region showing
<emphasis id="0EAF13E66334C98CB5A8AC15AE46F5A0" italics="true">pars refringens vaginae</emphasis>
<emphasis id="A42B2D57E9757A09604143EB0ECFD9F3" bold="true">I K</emphasis>
tail
<emphasis id="D335C4116607877A515EF011A5198B01" bold="true">M, N</emphasis>
tail tip showing papilla (arrowed in
<emphasis id="92105EF04B83FE170309683D7ACD4909" bold="true">M</emphasis>
) and terminal spinneret (
<emphasis id="435C2ACDEC69D115AE6F3AD5DA3F9503" bold="true">N</emphasis>
). Scale bars: 400 µm (
<emphasis id="D2F88A77B722403EB00E36E8D4D83EAE" bold="true">A</emphasis>
); 20 µm (
<emphasis id="58956EA86AD760F3DC90C8BE18ED62CF" bold="true">B H, L N</emphasis>
); 50 µm (
<emphasis id="AF79674966B5CC37B18502DCA52C9BD7" bold="true">I K</emphasis>
).
</paragraph>
</caption>
<paragraph id="AFFBF2DE2E2AD74521D9A19429F1D722">
We are also aware of two other questionable records of
<taxonomicName id="7E31918E930CFF64A394924E4B0AA1F4" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="CEC77D8ACD316574B3EE3F2A107C7CC5" italics="true">M. truncatus</emphasis>
</taxonomicName>
, not included in Suppl. material
<xref id="D7B87B2435C5A8BFED65D87B0C1C22DF" ref-type="supplementary-material" rid="S2">2</xref>
: table S 4:
<bibRefCitation id="7B51BC7E1BECD39084C98BB5C8C3B743" DOI="10.1080/03946975.2014.966457" author="Koohkan M &amp; Shokoohi E &amp; Abolafia J" etAl="et al." firstAuthor="Koohkan" issue="3" journalOrPublisher="Tropical Zoology" pagination="88-127" refId="B41" refString="Koohkan M, Shokoohi E, Abolafia J (2014) Study of some mononchids (Mononchida) from Iran with a compendium of the genus Anatonchus. Tropical Zoology 27 (3): 88127. https://doi.org/10.1080/03946975.2014.966457" title="Study of some mononchids (Mononchida) from Iran with a compendium of the genus Anatonchus." volume="27" year="2014">Koohkan et al. (2014)</bibRefCitation>
reported as
<taxonomicName id="704AFB82F747557718D6DA72E26CC096" authorityName="Bastian" authorityYear="1865" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="1416E0E0DF3E089E375CF8E336CAD1CE" italics="true">M. truncatus</emphasis>
</taxonomicName>
nematodes of a population from Ghale Asgar,
<collectingRegion id="1561C8DBF71D1F285B39C816EBB6F2D6" country="Iran" name="Kerman">Kerman Province</collectingRegion>
,
<collectingCountry id="7514492C5C48B1E4CCAF6C47F0441F68" name="Iran">Iran</collectingCountry>
, that do not correspond to this species because all important morphometric characters are outside the ranges of the “ true ”
<taxonomicName id="30738890FCE7F1CF0E1CF3BEC0E5FCD7" authority="sensu Andrassy (2011 a)" authorityName="sensu Andrassy" authorityYear="2011" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="150F8860A721CB9BCB58DA925F861787" italics="true">M. truncatus</emphasis>
sensu
<bibRefCitation id="D7030E6A6606BEE7611AB31752CF4F1B" DOI="10.1080/00222933.2010.524947" author="Andrássy I" issue="5-6" journalOrPublisher="Journal of Natural History" pagination="303-326" refId="B6" refString="Andrássy I (2011 a) Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian. Journal of Natural History 45 (56): 303326. https://doi.org/10.1080/00222933.2010.524947" title="Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian." volume="45">Andrássy (2011 a</bibRefCitation>
)
</taxonomicName>
. Probably this population represents a yet undescribed species as it cannot be identified using the available keys. Similarly,
<bibRefCitation id="7B1BE13D2C9C910334B22C8FB7B9C370" author="Rawat VS &amp; Ahmad M" firstAuthor="Rawat" journalOrPublisher="Iranian Journal of Nematology" pagination="62-66" refId="B52" refString="Rawat VS, Ahmad M (2000) Mononchida of Garhwal Himalayas (U. P.) India II. Two known and one new species of the genus Mononchus Bastian, 1865 (Nematoda: Mononchida). Iranian Journal of Nematology 30: 6266." title="Mononchida of Garhwal Himalayas (U. P.) India II. Two known and one new species of the genus Mononchus Bastian, 1865 (Nematoda: Mononchida)." volume="30" year="2000">Rawat and Ahmad (2000)</bibRefCitation>
reported
<taxonomicName id="DFB86AB84207A91860D50C478D6CC7D5" authorityName="sensu Andrassy" authorityYear="2011" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="BB3A33C90EC1E8D30F5D51D7E7248DA0" italics="true">M. truncatus</emphasis>
</taxonomicName>
as a new geographical record for
<collectingCountry id="02F6E174F4232FBDCBBC9C20FC086399" name="India">India</collectingCountry>
and provided a brief description based on
<specimenCount id="D7C973A8C0AFD0156FB506D04089D6CE" count="5" type="female">five females</specimenCount>
. However, the measurements of some key characters such as the length of the buccal capsule (3738 vs 4250 μm), tail length (172212 vs 232283 μm) are outside the ranges of the “ true ”
<taxonomicName id="24AAC2A820DC39D24DECE05397560A4D" authorityName="sensu Andrassy" authorityYear="2011" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="35054FBC569E6DB5791D83E93697E74B" italics="true">M. truncatus</emphasis>
</taxonomicName>
and the data provided are insufficient to identify the species. We consider that the records listed above are based on composite material.
</paragraph>
<paragraph id="09EE79C7622D5884F323732CEB073387">
We agree with
<bibRefCitation id="2B3BE4D0269F9E66E98D35CF0D397EAB" DOI="10.1080/00222933.2010.524947" author="Andrássy I" issue="5-6" journalOrPublisher="Journal of Natural History" pagination="303-326" refId="B6" refString="Andrássy I (2011 a) Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian. Journal of Natural History 45 (56): 303326. https://doi.org/10.1080/00222933.2010.524947" title="Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian." volume="45">Andrássy (2011 a</bibRefCitation>
) who considered the description by
<bibRefCitation id="0EB2C078492209020B42CAF3EF251126" author="De Bruin S &amp; Heyns J" firstAuthor="De Bruin" journalOrPublisher="Phytophylactica" pagination="61-73" refId="B18" refString="De Bruin S, Heyns J (1992) Mononchida (Nematoda) of Southern Africa: Genera Mononchus Bastian, 1865, Clarkus, Jairajpuri, 1970 and Coomansus Jairajpuri &amp; Khan, 1977. Phytophylactica 24: 6173. https://journals.co.za/doi/pdf/10.10520/AJA03701263_1459" title="Mononchida (Nematoda) of Southern Africa: Genera Mononchus Bastian, 1865, Clarkus, Jairajpuri, 1970 and Coomansus Jairajpuri &amp; Khan, 1977." url="https://journals.co.za/doi/pdf/10.10520/AJA03701263_1459" volume="24" year="1992">De Bruin and Heyns (1992)</bibRefCitation>
to represent the “ real
<taxonomicName id="18F35D1F5853B9370862FCDDEA5E8C3C" authorityName="sensu Andrassy" authorityYear="2011" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="80FA2E93AD72C8D8FEB57B6A23DC5DA4" italics="true">M. truncatus</emphasis>
</taxonomicName>
” and add to his list of reliable records the data by
<bibRefCitation id="D137B716A04C41EADD939DFEDB3D9A57" DOI="10.1007/BF00027037" author="Coomans A &amp; Rashid F &amp; Heyns J" etAl="et al." firstAuthor="Coomans" journalOrPublisher="Hydrobiologia" pagination="119-131" refId="B17" refString="Coomans A, Rashid F, Heyns J (1995) On some predatory nematodes from the Okavango Delta, Botswana. Hydrobiologia 302: 119131. https://doi.org/10.1007/BF00027037" title="On some predatory nematodes from the Okavango Delta, Botswana." volume="302" year="1995">Coomans et al. (1995)</bibRefCitation>
. The present material agrees well with the characteristics of
<taxonomicName id="70A4E6960BC840A54CE45CFA9DCF559B" authorityName="sensu Andrassy" authorityYear="2011" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="2CA1C2BDAB01D2F52BF5A060A8F91415" italics="true">M. truncatus</emphasis>
</taxonomicName>
(sensu stricto) based on the original description, the description and data for the
<typeStatus id="F9F1038C89629C57DB39650EAF260996" type="neotype">neotype</typeStatus>
population by
<bibRefCitation id="197066FDF6BAD99DD185F88586685086" DOI="10.1163/187529260X00352" author="Clark WC" firstAuthor="Clark" issue="3" journalOrPublisher="Nematologica" pagination="184-198" refId="B14" refString="Clark WC (1960) Redescription of Mononchus truncatus Bastian, M. papillatus Bastian and Prionchulus muscorum (Dujardin) (Enoplida, Nematoda). Nematologica 5 (3): 184198. https://doi.org/10.1163/187529260X00352" title="Redescription of Mononchus truncatus Bastian, M. papillatus Bastian and Prionchulus muscorum (Dujardin) (Enoplida, Nematoda)." volume="5" year="1960">Clark (1960)</bibRefCitation>
,
<bibRefCitation id="428D4916AAE8D9C38731A31EA2DE8C8E" author="Coomans A &amp; Khan S" firstAuthor="Coomans" journalOrPublisher="Biologisch Jaarboek Dodonaea" pagination="64-75" refId="B16" refString="Coomans A, Khan S (1981) Mononchida from Mount Kenya. Biologisch Jaarboek Dodonaea 49: 6475." title="Mononchida from Mount Kenya." volume="49" year="1981">Coomans and Khan (1981)</bibRefCitation>
, and
<bibRefCitation id="3D2073F299645DDF5514BCFF44A74337" author="Baqri SZ &amp; Jairajpuri MS" firstAuthor="Baqri" journalOrPublisher="Iranian Journal of Nematology" pagination="105-116" refId="B9" refString="Baqri SZ, Jairajpuri MS (1972) Studies on Mononchida of India V. Some observations on the morphology of Mononchus aquaticus Coetzee, 1968 with remarks on its status. Iranian Journal of Nematology 2: 105116." title="Studies on Mononchida of India V. Some observations on the morphology of Mononchus aquaticus Coetzee, 1968 with remarks on its status." volume="2" year="1972">Baqri and Jairajpuri (1972)</bibRefCitation>
, and the description by
<bibRefCitation id="4A0683D09EEE923F6B896973E1652AB5" DOI="10.1080/00222933.2010.524947" author="Andrássy I" issue="5-6" journalOrPublisher="Journal of Natural History" pagination="303-326" refId="B6" refString="Andrássy I (2011 a) Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian. Journal of Natural History 45 (56): 303326. https://doi.org/10.1080/00222933.2010.524947" title="Three new species of the genus Mononchus (Nematoda: Mononchida), and the “ real ” Mononchus truncatus Bastian." volume="45">Andrássy (2011 a</bibRefCitation>
) except for the shorter tail (205 vs 240283 µm) in a single specimen from Vetren (Table
<tableCitation id="82EE1332ACE9CE6F199CC43E5A00BD74" captionStart="Table 4" captionStartId="T4" captionText="Table 4. Morphometric data for females of Mononchus truncatus collected in six riparian localities in Bulgaria." httpUri="http://table.plazi.org/id/E6EA25932CCD9C6B3D0E274B3A0FE373" tableUuid="E6EA25932CCD9C6B3D0E274B3A0FE373">4</tableCitation>
), resulting in a greater value for
<emphasis id="08088E5F9BF6486C6E75D41149339931" italics="true">c</emphasis>
(9.3 vs 5.88.6) (Suppl. material
<xref id="E22CCC1C758471464DB3C71F8955DF7E" ref-type="supplementary-material" rid="S2">2</xref>
: tables S 4, S 5).
</paragraph>
<paragraph id="30373EFD4794E6FF3D25E0102FD21C26">
<taxonomicName id="A5AD6E34CB2724D405213C4D6C67FF1F" authorityName="sensu Andrassy" authorityYear="2011" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="27071A229BE03BCE9023F1884D308B35" italics="true">Mononchus truncatus</emphasis>
</taxonomicName>
was first reported from
<collectingCountry id="FD8AE191FA0A846864EC34A0D432854E" name="Bulgaria">Bulgaria</collectingCountry>
by
<bibRefCitation id="4B5CFB37F38CAED7446190E598D48D06" author="Andrássy I" firstAuthor="Andrassy" journalOrPublisher="Acta Zoologica Academiae Scientiarum Hungaricae" pagination="1-88" refId="B3" refString="Andrássy I (1958) Erd-und Süsswasse nematoden aus Bulgarien. Acta Zoologica Academiae Scientiarum Hungaricae 4: 188." title="Erd-und Süsswasse nematoden aus Bulgarien." volume="4" year="1958">Andrássy (1958)</bibRefCitation>
who provided limited metrical data. However, the body length reported by this author is outside the range for
<taxonomicName id="862B8081E1A255B541B609288BCC5AF0" authorityName="sensu Andrassy" authorityYear="2011" class="Enoplea" family="Mononchidae" genus="Mononchus" kingdom="Animalia" order="Mononchida" phylum="Nematoda" rank="species" species="truncatus">
<emphasis id="E6C712E4BDA7C30A3F86053D2F26FBB9" italics="true">M. truncatus</emphasis>
</taxonomicName>
; additionally, two largely differing measurements (22.3 and 43.3 μm) were given for the length of the buccal capsule in
<specimenCount id="2968AF5197ADAAE6B4D13B9E6A78F14D" count="2" type="female">two females</specimenCount>
of similar size, suggesting that this report is based on more than one species.
</paragraph>
</subSubSection>
</treatment>
</document>