133 lines
19 KiB
XML
133 lines
19 KiB
XML
<document id="F4A4CD449736DB4EE4E28DC42F4A0F91" ID-DOI="10.11646/zootaxa.3682.2.8" ID-GBIF-Dataset="b62c6993-d1a2-4030-b448-1b5650059886" ID-ISSN="1175-5326" ID-Zenodo-Dep="221296" ID-ZooBank="FE780AD8-836A-4BF1-8DA4-3D3B850AF37E" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460642903223" checkinUser="plazi" docAuthor="Leduc, Daniel" docDate="2013" docId="039A87CDFD00FFCDA2E8DBB5FF4C3759" docLanguage="en" docName="zt03682p370.pdf" docOrigin="Zootaxa 3682 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Mudwigglus macramphidum" docType="treatment" docVersion="9" lastPageNumber="359" masterDocId="FFA3FFB5FD08FFC5A27FDB22FE0D3063" masterDocTitle="Mudwigglus gen. n. (Nematoda: Diplopeltidae) from the continental slope of New Zealand, with description of three new species and notes on their distribution" masterLastPageNumber="370" masterPageNumber="351" pageNumber="359" updateTime="1698336203586" updateUser="plazi">
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<mods:titleInfo id="846081A41C31FB50F1B7659766AB6027">
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<mods:title id="1512C94802408F4BA349F5F6A3592A78">Mudwigglus gen. n. (Nematoda: Diplopeltidae) from the continental slope of New Zealand, with description of three new species and notes on their distribution</mods:title>
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<mods:name id="8842C0AFECD22CC71CB8D2FFB78AC1B5" type="personal">
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<mods:namePart id="516D970FDE5381B9E58384A1B9662D0E">Leduc, Daniel</mods:namePart>
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<mods:typeOfResource id="92E4409EE2F46456A36248BE573D4462">text</mods:typeOfResource>
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<mods:title id="9D62470FE901C12E88C3446F045DAC67">Zootaxa</mods:title>
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<mods:part id="27306820F00249A0B33BC5954FA21FEA">
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<mods:date id="11D4E5E9B54D6D8B65E586B0FDA1328E">2013</mods:date>
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<mods:detail id="6565A18DB59D5A0698A538C51EC57D41" type="volume">
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<mods:number id="D43656B4A6F41F50D41B47B6A6884ECD">3682</mods:number>
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<mods:detail id="7D48187E4D76B109DE5751E7A4B0D3AB" type="issue">
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<mods:number id="12884F48F150A230005631E410B34A2A">2</mods:number>
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<mods:classification id="5280BC157140119436D22B3BC2832717">journal article</mods:classification>
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<mods:identifier id="F935F5A738EF90925B3F1183799E7FEF" type="DOI">10.11646/zootaxa.3682.2.8</mods:identifier>
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<mods:identifier id="285BB217EF7D1341F609DBB425734A96" type="GBIF-Dataset">b62c6993-d1a2-4030-b448-1b5650059886</mods:identifier>
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<mods:identifier id="5076438553E83ED108AF49B0BAD5E4A1" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="3745B28BEE83034623A0BF41C0415480" type="Zenodo-Dep">221296</mods:identifier>
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<treatment id="039A87CDFD00FFCDA2E8DBB5FF4C3759" ID-DOI="http://doi.org/10.5281/zenodo.6156216" ID-GBIF-Taxon="119571603" ID-Zenodo-Dep="6156216" LSID="urn:lsid:plazi:treatment:039A87CDFD00FFCDA2E8DBB5FF4C3759" httpUri="http://treatment.plazi.org/id/039A87CDFD00FFCDA2E8DBB5FF4C3759" lastPageNumber="359" pageId="8" pageNumber="359">
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<subSubSection id="C3296550FD00FFCDA2E8DBB5FF6630B1" pageId="8" pageNumber="359" type="nomenclature">
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<paragraph id="8B8C36DBFD00FFCDA2E8DBB5FC9B30D2" blockId="8.[151,662,151,210]" box="[151,662,151,177]" pageId="8" pageNumber="359">
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<heading id="D0C481B7FD00FFCDA2E8DBB5FC9B30D2" bold="true" box="[151,662,151,177]" fontSize="11" level="1" pageId="8" pageNumber="359" reason="1">
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<emphasis id="B947EAC9FD00FFCDA2E8DBB5FC9B30D2" bold="true" box="[151,662,151,177]" pageId="8" pageNumber="359">
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<taxonomicName id="4C334D58FD00FFCDA2E8DBB5FFF930D2" ID-CoL="8GDF2" box="[151,500,151,177]" class="Chromadorea" family="Diplopeltidae" genus="Mudwigglus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Araeolaimida" pageId="8" pageNumber="359" phylum="Nematoda" rank="species" species="macramphidum">
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<emphasis id="B947EAC9FD00FFCDA2E8DBB5FFF930D2" bold="true" box="[151,500,151,177]" italics="true" pageId="8" pageNumber="359">Mudwigglus macramphidum</emphasis>
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</taxonomicName>
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gen. et sp. n.
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B8C36DBFD00FFCDA2E8DB98FF6630B1" blockId="8.[151,662,151,210]" box="[151,363,186,210]" pageId="8" pageNumber="359">
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(
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<figureCitation id="13082A5EFD00FFCDA2E0DB98FF0930B1" box="[159,260,186,210]" captionStart-0="FIGURE 4" captionStart-1="FIGURE 5" captionStart-2="FIGURE 6" captionStartId-0="9.[151,250,1935,1958]" captionStartId-1="10.[151,250,1838,1861]" captionStartId-2="11.[151,250,1683,1706]" captionTargetBox-0="[178,1428,215,1904]" captionTargetBox-1="[169,1424,216,1799]" captionTargetBox-2="[283,1308,218,1637]" captionTargetId-0="figure@9.[151,1436,193,1914]" captionTargetId-1="figure@10.[155,1432,193,1817]" captionTargetId-2="figure@11.[247,1340,193,1662]" captionTargetPageId-0="9" captionTargetPageId-1="10" captionTargetPageId-2="11" captionText-0="FIGURE 4. Mudwigglus macramphidum gen. et sp. n. A: Male anterior region; B: male head surface view; C: male head, cross section view; D: female head, surface view; E: female anterior region; F: female lateral chord, left hand side view; G: female tail; H: male posterior region. Scale bar = 25 Μm." captionText-1="FIGURE 5. Mudwigglus macramphidum gen. et sp. n. A: Entire male; B: entire female. Scale bar = 50 Μm." captionText-2="FIGURE 6. Mudwigglus macramphidum gen. et sp. n. light micrographs. A: Male, anterior portion of pharynx, showing buccal cavity and hypodermal glands (bottom); B male, posterior portion of pharyx and anterior portion of intestine, showing pharyngeal bulb and ventral gland; C: vulva. Arrow points to cuticularised opening of secretory-excretory system. Scale bar: A and B = 20 Μm; C = 16 Μm." httpUri-0="https://zenodo.org/record/221300/files/figure.png" httpUri-1="https://zenodo.org/record/221301/files/figure.png" httpUri-2="https://zenodo.org/record/221302/files/figure.png" pageId="8" pageNumber="359">Figs 4–6</figureCitation>
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, Table 1)
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</paragraph>
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</subSubSection>
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<subSubSection id="C3296550FD00FFCDA2E8DA21FDA23106" pageId="8" pageNumber="359" type="materials_examined">
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<paragraph id="8B8C36DBFD00FFCDA2E8DA21FDA23106" blockId="8.[151,1437,258,1850]" pageId="8" pageNumber="359">
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<emphasis id="B947EAC9FD00FFCDA2E8DA21FF503178" bold="true" box="[151,349,258,283]" pageId="8" pageNumber="359">
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<typeStatus id="54888879FD00FFCDA2E8DA21FEDF3178" box="[151,210,259,283]" pageId="8" pageNumber="359">Type</typeStatus>
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specimens.
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</emphasis>
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<typeStatus id="54888879FD00FFCDA317DA20FFDD3179" box="[360,464,258,282]" pageId="8" pageNumber="359" type="holotype">Holotype</typeStatus>
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male, collected on
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<date id="FF8D101BFD00FFCDA0C3DA20FD873179" box="[700,906,258,282]" pageId="8" pageNumber="359" value="2011-02-20">20 February 2011</date>
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(
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<collectionCode id="ED22AE1EFD00FFCDA1E2DA20FDE53179" box="[925,1000,258,282]" httpUri="http://grbio.org/cool/nyq3-3g6s" name="National Institute of Water and Atmospheric Research" pageId="8" pageNumber="359">NIWA</collectionCode>
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cruise TAN1103, station 69), central Chatham Rise (
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<geoCoordinate id="EE07501CFD00FFCDA33CDA05FFBE315C" box="[323,435,295,319]" direction="south" orientation="latitude" pageId="8" pageNumber="359" precision="55" value="-43.331">43.331° S</geoCoordinate>
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,
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<geoCoordinate id="EE07501CFD00FFCDA3BFDA05FC4D315C" box="[448,576,295,319]" direction="east" orientation="longitude" pageId="8" pageNumber="359" precision="55" value="178.288">178.288° E</geoCoordinate>
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), water depth:
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<quantity id="4CCB9B3EFD00FFCDA09ADA05FD20315C" box="[741,813,295,319]" metricMagnitude="2" metricUnit="m" metricValue="3.5" pageId="8" pageNumber="359" unit="m" value="350.0">350 m</quantity>
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, sediment depth:
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<quantity id="4CCB9B3EFD00FFCDA18EDA05FA4E315C" box="[1009,1091,295,319]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" metricValueMax="5.0" metricValueMin="1.0" pageId="8" pageNumber="359" unit="cm" value="3.0" valueMax="5.0" valueMin="1.0">1–5 cm</quantity>
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(NIC 865978). Three
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<typeStatus id="54888879FD00FFCDA743DA0AFB913123" box="[1340,1436,296,320]" pageId="8" pageNumber="359" type="paratype">paratype</typeStatus>
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males and two
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<typeStatus id="54888879FD00FFCDA340DA6CFFAD3105" box="[319,416,334,358]" pageId="8" pageNumber="359" type="paratype">paratype</typeStatus>
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females, same data as
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<typeStatus id="54888879FD00FFCDA0DFDA6FFD0F3106" box="[672,770,333,357]" pageId="8" pageNumber="359" type="holotype">holotype</typeStatus>
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(NIC 865979).
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</paragraph>
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</subSubSection>
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<subSubSection id="C3296550FD00FFCDA2B8DA51FC9431CC" pageId="8" pageNumber="359" type="etymology">
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<paragraph id="8B8C36DBFD00FFCDA2B8DA51FC9431CC" blockId="8.[151,1437,258,1850]" pageId="8" pageNumber="359">
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<emphasis id="B947EAC9FD00FFCDA2B8DA51FF4331E8" bold="true" box="[199,334,371,395]" pageId="8" pageNumber="359">Etymology.</emphasis>
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The species name is derived from the Greek word makros (= long) and refers to the elongated shape of the fovea amphidialis in this species.
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</paragraph>
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</subSubSection>
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<subSubSection id="C3296550FD00FFCDA2B8DA9FFEFD366C" pageId="8" pageNumber="359" type="description">
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<paragraph id="8B8C36DBFD00FFCDA2B8DA9FFEEB32B9" blockId="8.[151,1437,258,1850]" pageId="8" pageNumber="359">
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<emphasis id="B947EAC9FD00FFCDA2B8DA9FFF5431B5" bold="true" box="[199,345,445,470]" pageId="8" pageNumber="359">Description.</emphasis>
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<emphasis id="B947EAC9FD00FFCDA31EDA9FFFA031B6" box="[353,429,445,469]" italics="true" pageId="8" pageNumber="359">Males.</emphasis>
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Cylindrical body, colourless, tapering slightly towards both extremities. Cuticle 0.8 Μm thick, with annuli beginning posterior to cephalic setae to near tail tip, situated 2–3 Μm apart, no lateral differentiation. Two subventral and two subdorsal rows of short (1 Μm long), sparse somatic setae extending from posterior edge of fovea amphidialis to level of cloaca. Six elongated, nucleated hypodermal glands surrounding pharynx slightly anterior to nerve ring (
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<figureCitation id="13082A5EFD00FFCDA019D970FCC73209" box="[614,714,594,618]" captionStart="FIGURE 4" captionStartId="9.[151,250,1935,1958]" captionTargetBox="[178,1428,215,1904]" captionTargetId="figure@9.[151,1436,193,1914]" captionTargetPageId="9" captionText="FIGURE 4. Mudwigglus macramphidum gen. et sp. n. A: Male anterior region; B: male head surface view; C: male head, cross section view; D: female head, surface view; E: female anterior region; F: female lateral chord, left hand side view; G: female tail; H: male posterior region. Scale bar = 25 Μm." httpUri="https://zenodo.org/record/221300/files/figure.png" pageId="8" pageNumber="359">Figure 4</figureCitation>
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A, E). Hypodermal glands not observed in main part of body. Lateral chords with honeycomb-like appearance and clusters of small, elongated inclusions always situated ventrally (
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<figureCitation id="13082A5EFD00FFCDA372D9BFFF7F32D6" box="[269,370,669,693]" captionStart="FIGURE 4" captionStartId="9.[151,250,1935,1958]" captionTargetBox="[178,1428,215,1904]" captionTargetId="figure@9.[151,1436,193,1914]" captionTargetPageId="9" captionText="FIGURE 4. Mudwigglus macramphidum gen. et sp. n. A: Male anterior region; B: male head surface view; C: male head, cross section view; D: female head, surface view; E: female anterior region; F: female lateral chord, left hand side view; G: female tail; H: male posterior region. Scale bar = 25 Μm." httpUri="https://zenodo.org/record/221300/files/figure.png" pageId="8" pageNumber="359">Figure 4</figureCitation>
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F). Three pairs of subventral setae and 2–3 pairs of subdorsal setae on tail. Terminal setae absent.
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</paragraph>
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<paragraph id="8B8C36DBFD00FFCDA2B8D9C5FDF93449" blockId="8.[151,1437,258,1850]" pageId="8" pageNumber="359">
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Labial region rounded, not set off. Inner labial sensillae not observed. Six minute outer labial sensillae and four cephalic setae, 1Μm long. Subcephalic setae absent. Fovea amphidialis an elongated loop, with cuticularised outline, 3.5 times longer than wide. Buccal cavity short, cylindrical, lightly cuticularised, separated from anterior extremity by narrow, 4 Μm long mouth opening surrounded by bulge of inner portion of lip region. Teeth not observed. Pharynx short, cylindrical, without subdivisions except for oval-shaped basal bulb. Pharyngeal lumen not cuticularised, valvular apparatus absent. Muscular tissue of basal bulb arranged in bundles. Pharyngeal glands and their orifices indistinct. Nerve ring at 60–65% of pharynx length. Secretory-excretory system present, renette cell at level with intestine, ampulla and pore at level of pharyngeal bulb or slightly anterior. Pore opening surrounded by small but distinct cuticularised ring (
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<figureCitation id="13082A5EFD00FFCDA0A7DF30FD343449" box="[728,825,1042,1066]" captionStart="FIGURE 6" captionStartId="11.[151,250,1683,1706]" captionTargetBox="[283,1308,218,1637]" captionTargetId="figure@11.[247,1340,193,1662]" captionTargetPageId="11" captionText="FIGURE 6. Mudwigglus macramphidum gen. et sp. n. light micrographs. A: Male, anterior portion of pharynx, showing buccal cavity and hypodermal glands (bottom); B male, posterior portion of pharyx and anterior portion of intestine, showing pharyngeal bulb and ventral gland; C: vulva. Arrow points to cuticularised opening of secretory-excretory system. Scale bar: A and B = 20 Μm; C = 16 Μm." httpUri="https://zenodo.org/record/221302/files/figure.png" pageId="8" pageNumber="359">Figure 6</figureCitation>
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B). Cardia short.
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</paragraph>
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<paragraph id="8B8C36DBFD00FFCDA2B8DF15FF913536" blockId="8.[151,1437,258,1850]" pageId="8" pageNumber="359">
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Reproductive system diorchic with two testes directed anteriorly. Anterior testis outstretched, to the right of intestine, posterior testis antidromously reflexed, situated ventrally. Mature sperm globular to elongated, nucleated, width 4–6 Μm, length 6–10 Μm. Spicules paired, equal, short, arcuate. Weak capitulum visible in some specimens depending on viewing angle. Spicules evenly cuticularised along entire length, pointed distally. Velum absent. Gubernaculum without apophyses. Rectal gland surrounds spicules and gubernaculum. Two pairs of large, nucleated ejaculatory glands situated anteriorly to spicules (
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<figureCitation id="13082A5EFD00FFCDA1F8DFD0FDFE3569" box="[903,1011,1266,1290]" captionStart="FIGURE 4" captionStartId="9.[151,250,1935,1958]" captionTargetBox="[178,1428,215,1904]" captionTargetId="figure@9.[151,1436,193,1914]" captionTargetPageId="9" captionText="FIGURE 4. Mudwigglus macramphidum gen. et sp. n. A: Male anterior region; B: male head surface view; C: male head, cross section view; D: female head, surface view; E: female anterior region; F: female lateral chord, left hand side view; G: female tail; H: male posterior region. Scale bar = 25 Μm." httpUri="https://zenodo.org/record/221300/files/figure.png" pageId="8" pageNumber="359">Figure 4</figureCitation>
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H). Two small tubular pre-cloacal supplements, one pre-cloacal seta, 1–2 Μm long. Tail conico-cylidrical with slightly clavate tip. Caudal glands and spinneret not observed.
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</paragraph>
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<paragraph id="8B8C36DBFD00FFCDA2B8DE41FEFD366C" blockId="8.[151,1437,258,1850]" pageId="8" pageNumber="359">
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<emphasis id="B947EAC9FD00FFCDA2B8DE41FF253518" box="[199,296,1379,1403]" italics="true" pageId="8" pageNumber="359">Females</emphasis>
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. Similar to males, but with slightly smaller fovea amphidialis and longer tail. Somatic setae present. Female reproductive system didelphic, amphidelphic with reflexed ovaries. Anterior ovary located to the right of intestine, posterior ovary to the left of intestine. Spermathecae not observed. Vulva located midbody. Vagina at right angle with body surface (
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<figureCitation id="13082A5EFD00FFCDA0C0DEF0FD293589" box="[703,804,1490,1514]" captionStart="FIGURE 6" captionStartId="11.[151,250,1683,1706]" captionTargetBox="[283,1308,218,1637]" captionTargetId="figure@11.[247,1340,193,1662]" captionTargetPageId="11" captionText="FIGURE 6. Mudwigglus macramphidum gen. et sp. n. light micrographs. A: Male, anterior portion of pharynx, showing buccal cavity and hypodermal glands (bottom); B male, posterior portion of pharyx and anterior portion of intestine, showing pharyngeal bulb and ventral gland; C: vulva. Arrow points to cuticularised opening of secretory-excretory system. Scale bar: A and B = 20 Μm; C = 16 Μm." httpUri="https://zenodo.org/record/221302/files/figure.png" pageId="8" pageNumber="359">Figure 6</figureCitation>
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C). Pars proximalis vaginae surrounded by constrictor muscle.
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</paragraph>
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</subSubSection>
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<subSubSection id="C3296550FD00FFCDA2B8DD3FFF4C3759" pageId="8" pageNumber="359" type="diagnosis">
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<paragraph id="8B8C36DBFD00FFCDA2B8DD3FFF4C3759" blockId="8.[151,1437,258,1850]" pageId="8" pageNumber="359">
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||
<emphasis id="B947EAC9FD00FFCDA2B8DD3FFC203655" bold="true" box="[199,557,1565,1590]" pageId="8" pageNumber="359">Diagnosis and relationships.</emphasis>
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<taxonomicName id="4C334D58FD00FFCDA046DD3FFD873656" box="[569,906,1565,1589]" class="Chromadorea" family="Diplopeltidae" genus="Mudwigglus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Araeolaimida" pageId="8" pageNumber="359" phylum="Nematoda" rank="species" species="macramphidum">
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<emphasis id="B947EAC9FD00FFCDA046DD3FFD873656" box="[569,906,1565,1589]" italics="true" pageId="8" pageNumber="359">Mudwigglus macramphidum</emphasis>
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</taxonomicName>
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<emphasis id="B947EAC9FD00FFCDA1E9DD3FFA323656" bold="true" box="[918,1087,1565,1589]" pageId="8" pageNumber="359">gen. et sp. n.</emphasis>
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is characterised by the long fovea amphidialis, short cylindrical buccal cavity, presence of six hypodermal gland surrounding anterior portion of pharynx, gubernaculum without apophyses, vagina at right angle to body surface, and conicocylindrical tail without terminal setae.
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<taxonomicName id="4C334D58FD00FFCDA019DDACFD4B36C6" box="[614,838,1677,1701]" class="Chromadorea" family="Diplopeltidae" genus="Mudwigglus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Araeolaimida" pageId="8" pageNumber="359" phylum="Nematoda" rank="species" species="macramphidum">
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<emphasis id="B947EAC9FD00FFCDA019DDACFD4B36C6" box="[614,838,1677,1701]" italics="true" pageId="8" pageNumber="359">M. macramphidum</emphasis>
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</taxonomicName>
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<emphasis id="B947EAC9FD00FFCDA130DDAFFDFD36C6" bold="true" box="[847,1008,1677,1701]" pageId="8" pageNumber="359">gen. et sp. n.</emphasis>
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can be differentiated from all other species of the genus based on the shape of the fovea amphidialis (3.5 vs <2.5 times longer than wide in other species), shape of buccal cavity (cylindrical vs funnel-shaped), gubernaculum without apophyses (present in other species), straight vagina (directed posteriorly in other species), and absence of terminal setae (present in other species).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |