treatments-xml/data/03/D3/D4/03D3D43AE452FFB02580FC93FDAEFB0B.xml

<document id="930C203BE5E84EDA0D414B1E50B244E0" ID-CLB-Dataset="29257" ID-DOI="10.11646/zootaxa.4496.1.27" ID-GBIF-Dataset="e8ba8a68-c584-48d8-bfba-f4d2fd163e97" ID-ISSN="1175-5326" ID-Zenodo-Dep="1446851" ID-ZooBank="7C536E1E-5D5A-4E2D-9E4F-28F3CEA9664C" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1538747418158" checkinUser="plazi" docAuthor="Dózsa-Farkas, Klára, Felföldi, Tamás, Nagy, Hajnalka &amp; Hong, Yong" docDate="2018" docId="03D3D43AE452FFB02580FC93FDAEFB0B" docLanguage="en" docName="zootaxa.4496.1.27.pdf" docOrigin="Zootaxa 4496 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Xetadrilus aphanoides Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong 2018, sp. n." docType="treatment" docVersion="7" lastPageNumber="367" masterDocId="FFEAAC42E449FFAE2517FF86FF81FFE3" masterDocTitle="New enchytraeid species from Mount Hallasan (Jeju Island, Korea) (Enchytraeidae, Oligochaeta)" masterLastPageNumber="381" masterPageNumber="337" pageNumber="364" updateTime="1698566819381" updateUser="ExternalLinkService">
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<mods:title id="696969DD36FCDF1E131202A7AC14C1E8">New enchytraeid species from Mount Hallasan (Jeju Island, Korea) (Enchytraeidae, Oligochaeta)</mods:title>
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<mods:namePart id="8FF21D261704946D000CF2CBE585269F">Dózsa-Farkas, Klára</mods:namePart>
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<mods:namePart id="8581C194360DD1EFFDBF50533EA10265">Felföldi, Tamás</mods:namePart>
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<mods:namePart id="6BE8CC995BECB6601C09C67186092D73">Nagy, Hajnalka</mods:namePart>
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<mods:namePart id="123AFD216C3DD3660E67C3DF6BB49146">Hong, Yong</mods:namePart>
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<paragraph id="8BC5652CE452FFB52580FC93FE6EFCCC" blockId="27.[151,495,789,848]" box="[151,495,789,815]" pageId="27" pageNumber="364">
<heading id="D08DD240E452FFB52580FC93FE6EFCCC" bold="true" box="[151,495,789,815]" fontSize="11" level="1" pageId="27" pageNumber="364" reason="1">
<emphasis id="B90EB93EE452FFB52580FC93FE6EFCCC" bold="true" box="[151,495,789,815]" pageId="27" pageNumber="364">
<taxonomicName id="4C7A1EAFE452FFB52580FC93FE24FCCC" ID-CoL="85ZS7" authority="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong, 2018" authorityName="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong" authorityYear="2018" box="[151,421,789,815]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="27" pageNumber="364" phylum="Annelida" rank="species" species="aphanoides" status="sp. nov.">
<emphasis id="B90EB93EE452FFB52580FC93FE24FCCC" bold="true" box="[151,421,789,815]" italics="true" pageId="27" pageNumber="364">Xetadrilus aphanoides</emphasis>
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<paragraph id="8BC5652CE452FFB52580FCB1FE06FCB3" blockId="27.[151,495,789,848]" box="[151,391,823,848]" pageId="27" pageNumber="364">
(
<figureCitation id="134179A9E452FFB52589FCB1FEADFCB3" box="[158,300,823,848]" captionStart="FIGURE 12" captionStartId="20.[151,249,1489,1511]" captionTargetBox="[325,1273,197,1453]" captionTargetId="figure@20.[304,1283,188,1473]" captionTargetPageId="20" captionText="FIGURE 12. Mesenchytraeus jungsaihoi sp. n. (A, B), Xetadrilus aphanoides sp. n. (C) and Xetadrilus jejuensis sp. n. (D). A. Spermatheca. B. Atrium with large atrial glands (a=atrium, long arrow: penial glands; short arrows: accessory copulatory glands). C, D. Spermathecae. Scale bars A, B 100 µm; C, D 50 µm." httpUri="https://zenodo.org/record/1446875/files/figure.png" pageId="27" pageNumber="364">Figures 12C</figureCitation>
, 
<figureCitation id="134179A9E452FFB5242FFCBEFED7FCB3" box="[312,342,824,848]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="27" pageNumber="364">17</figureCitation>
, 
<figureCitation id="134179A9E452FFB52475FCBEFEFEFCB3" box="[354,383,824,848]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="27" pageNumber="364">18</figureCitation>
)
</paragraph>
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<subSubSection id="C36036A7E452FFB52580FCF9FE99FB3F" pageId="27" pageNumber="364" type="materials_examined">
<paragraph id="8BC5652CE452FFB52580FCF9FB80FB76" blockId="27.[151,1437,895,2037]" pageId="27" pageNumber="364">
<materialsCitation id="3B126F71E452FFB52580FCF9FBBDFC03" ID-GBIF-Occurrence="1914265474" collectorName="Y. Hong" country="South Korea" county="North" elevation="1843" location="Baekrokdam" municipality="Mt. Hallasan" pageId="27" pageNumber="364" specimenCount="3" stateProvince="Jeju" typeStatus="holotype">
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<typeStatus id="54C1DB8EE452FFB52580FCF9FF53FC7B" box="[151,210,895,920]" pageId="27" pageNumber="364">Type</typeStatus>
material.
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<emphasis id="B90EB93EE452FFB52444FC06FE42FC7B" box="[339,451,896,920]" italics="true" pageId="27" pageNumber="364">
<typeStatus id="54C1DB8EE452FFB52444FC06FE3CFC7B" box="[339,445,896,920]" pageId="27" pageNumber="364" type="holotype">Holotype</typeStatus>
:
</emphasis>
NIBRIV0000810598, slide No. 2179, adult, stained whole mounted specimen. 
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locality site 4, 
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crater on the summit of 
<collectingMunicipality id="6BA1FF56E452FFB527FEFC23FCFCFC5E" box="[745,893,932,957]" pageId="27" pageNumber="364">Mt. Hallasan</collectingMunicipality>
, 
<collectingRegion id="49BEABCEE452FFB5269DFC22FC36FC5E" box="[906,951,932,957]" country="South Korea" name="Jeju" pageId="27" pageNumber="364">Jeju</collectingRegion>
Island, 
<collectingCountry id="F36D25BCE452FFB52105FC23FBD8FC5F" box="[1042,1113,933,956]" name="South Korea" pageId="27" pageNumber="364">Korea</collectingCountry>
, soil of grass on highland in 
<collectingCounty id="62A41DA0E452FFB52580FC41FF59FC03" box="[151,216,967,992]" pageId="27" pageNumber="364">North</collectingCounty>
slope, N 33˚21'46.0&quot;, E 126˚31'58.0&quot;, 
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asl
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, 0 9.06.2016, leg. 
<collectorName id="268F00FAE452FFB526CCFC4EFBBDFC03" box="[987,1084,968,992]" pageId="27" pageNumber="364">Y. Hong</collectorName>
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. 
<emphasis id="B90EB93EE452FFB52150FC4FFB38FC03" box="[1095,1209,969,992]" italics="true" pageId="27" pageNumber="364">Paratypes</emphasis>
(in total 14 stained, adult specimens on slides and 22 specimens in 70% ethanol): NIBRIV0000810599, slide No. 2180, type locality, NIBRIV0000811387, slide No. 2310, site 2. P.120.1.1–120.1.5 slide No. 
<date id="FFC443ECE452FFB52109FB96FB1EFBCB" box="[1054,1183,1040,1064]" pageId="27" pageNumber="364" value="2184" valueMax="2187">2184–2187</date>
, 2248, type locality, P.120.2.1–120.2.3, slide No. 
<date id="FFC443ECE452FFB524CDFBB2FDDAFBAE" box="[474,603,1076,1101]" pageId="27" pageNumber="364" value="2249" valueMax="2250">2249–2250</date>
, 2302, site 7, P.120.3.1–120.3.3, slide No. 
<date id="FFC443ECE452FFB5212EFBB2FB38FBAF" box="[1081,1209,1076,1100]" pageId="27" pageNumber="364" value="2311" valueMax="2313">2311–2313</date>
, site 2, P.120.4 slide No. 2318, site 5. In 70% ethanol: P.120.5 type locality, eleven specimens; P.120.6 site 2 five specimens; P.120.7 site 7 four specimens; P.120.8 site 13 one specimen; P.120.9 site 11 one specimen.
</paragraph>
<paragraph id="8BC5652CE452FFB525D0FB19FE99FB3F" blockId="27.[151,1437,895,2037]" pageId="27" pageNumber="364">
<emphasis id="B90EB93EE452FFB525D0FB19FD94FB5B" bold="true" box="[199,533,1183,1208]" pageId="27" pageNumber="364">Further material examined.</emphasis>
11 specimens investigated 
<emphasis id="B90EB93EE452FFB5265AFB26FC1BFB54" box="[845,922,1184,1207]" italics="true" pageId="27" pageNumber="364">in vivo</emphasis>
, 4 of them processed for DNA analysis from site 4, 7, 11
</paragraph>
</subSubSection>
<subSubSection id="C36036A7E452FFB525D0FB61FA8EFAE3" box="[199,1295,1255,1280]" pageId="27" pageNumber="364" type="etymology">
<paragraph id="8BC5652CE452FFB525D0FB61FA8EFAE3" blockId="27.[151,1437,895,2037]" box="[199,1295,1255,1280]" pageId="27" pageNumber="364">
<emphasis id="B90EB93EE452FFB525D0FB61FECFFAE3" bold="true" box="[199,334,1255,1280]" pageId="27" pageNumber="364">Etymology.</emphasis>
Named after its similarity to 
<taxonomicName id="4C7A1EAFE452FFB52780FB6EFA8AFAE3" authority="Schmelz, Collado &amp; Rombke, 2011" authorityName="Schmelz, Collado &amp; Rombke" authorityYear="2011" box="[663,1291,1255,1280]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="27" pageNumber="364" phylum="Annelida" rank="species" species="aphanus">
<emphasis id="B90EB93EE452FFB52780FB6EFCF3FAE3" box="[663,882,1256,1280]" italics="true" pageId="27" pageNumber="364">Xetadrilus aphanus</emphasis>
<bibRefCitation id="EFEB18DDE452FFB5266EFB61FA8AFAE3" box="[889,1291,1255,1280]" pageId="27" pageNumber="364" refId="ref20454" refString="Schmelz, R. M., Collado, R. &amp; Rombke, J. (2011) Mata Atlantica enchytraeids (Parana, Brazil): A new genus, Xetadrilus gen. nov., with three new species, and four new species of Guaranidrilus Cernosvitov (Enchytraeidae, Oligochaeta). Zootaxa, 2838, 1 - 29." type="journal article">Schmelz, Collado &amp; Römbke, 2011</bibRefCitation>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="C36036A7E452FFB525D0FA8AFD1FF9C3" pageId="27" pageNumber="364" type="diagnosis">
<paragraph id="8BC5652CE452FFB525D0FA8AFD1FF9C3" blockId="27.[151,1437,895,2037]" pageId="27" pageNumber="364">
<emphasis id="B90EB93EE452FFB525D0FA8AFEC0FAC6" bold="true" box="[199,321,1292,1317]" pageId="27" pageNumber="364">Diagnosis.</emphasis>
The new species can be recognized by the following combination of characters: (1) small size (
<quantity id="4C82C8C9E452FFB5207DFA8AFF5BFAA4" metricMagnitude="-3" metricUnit="m" metricValue="3.4" metricValueMax="4.0" metricValueMin="2.8" pageId="27" pageNumber="364" unit="mm" value="3.4" valueMax="4.0" valueMin="2.8">2.8– 4 mm</quantity>
<emphasis id="B90EB93EE452FFB525F4FAB6FEB0FAA4" box="[227,305,1328,1351]" italics="true" pageId="27" pageNumber="364">in vivo</emphasis>
), segments 20–26; (2) two chaetae per bundle, lateral chaetae absent from VIII on; (3) prostomial recess, some prostomial inner papillae and well-developed prostomial ganglia present; (4) clitellum saddle-shaped; (5) three pairs of preclitellar nephridia; (6) coelomocytes oval, pale; (7) pharyngeal glands in IV and V unpaired dorsal lobes, with ventral lobes in V, secondary ventral lobes in V and VI. The third pharyngeal glands free dorsally in VI and with a posterior ventral part in VII, 'Z'-shaped; (8) sperm funnels pear-shaped, 30–48 µm long and 1.5–2 times longer than wide; (9) male copulatory organs spherical, diameter 30–38 µm, extra bulbs absent; (10) spermathecae free, ental reservoirs in V or VI.
</paragraph>
</subSubSection>
<subSubSection id="C36036A7E452FFB025D0F9AAFB80FC46" lastPageId="30" lastPageNumber="367" pageId="27" pageNumber="364" type="description">
<paragraph id="8BC5652CE452FFB525D0F9AAFE45F816" blockId="27.[151,1437,895,2037]" pageId="27" pageNumber="364">
<emphasis id="B90EB93EE452FFB525D0F9AAFED8F9A6" bold="true" box="[199,345,1580,1605]" pageId="27" pageNumber="364">Description.</emphasis>
<typeStatus id="54C1DB8EE452FFB52448F9AAFE46F9A6" box="[351,455,1580,1605]" pageId="27" pageNumber="364" type="holotype">Holotype</typeStatus>
<quantity id="4C82C8C9E452FFB524D8F9AAFD91F9A7" box="[463,528,1580,1604]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="27" pageNumber="364" unit="mm" value="3.0">3 mm</quantity>
long, 125 µm wide at VIII and 150 µm at clitellum (fixed), 24 segments. Length of 
<typeStatus id="54C1DB8EE452FFB525ACF9D7FEA7F98A" box="[187,294,1617,1641]" pageId="27" pageNumber="364" type="paratype">paratypes</typeStatus>
2.8–4.0 mm, width 140–180 µm at VIII and 150–220 µm at clitellum 
<emphasis id="B90EB93EE452FFB52191F9D6FB59F984" box="[1158,1240,1616,1639]" italics="true" pageId="27" pageNumber="364">in vivo</emphasis>
, length of fixed specimens 2.7–4.0 mm, width 140–180 µm at VIII and 150–220 µm at clitellum, segments 22–26. Two chaetae per bundle, lateral chaetae present in II–VII, absent from VIII on. Ventral chaetae from II on, absent in XII, formula: 2,0–0: 2–2. Chaetae straight or slightly bent 20–22 µm long preclitellarly, at the hindmost segments about 30–37 µm long and 2 µm thick. On the body-surface, pale inconspicuous transverse glandular rows and mostly round well-visible bright gland cells in 5–6 transverse rows (
<figureCitation id="134179A9E452FFB5263EF882FC16F8FF" box="[809,919,1796,1821]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="27" pageNumber="364">Fig. 17H</figureCitation>
). Clitellum 
<date id="FFC443ECE452FFB5213FF882FBEBF8FF" box="[1064,1130,1796,1820]" bridgedPair="-" pageId="27" pageNumber="364">XII–1</date>
/2XIII, saddle-shaped, not developed ventrally (
<figureCitation id="134179A9E452FFB5249FF8A1FE6EF8A3" box="[392,495,1831,1856]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="27" pageNumber="364">Fig. 17E</figureCitation>
), the gland cells in transverse rows, dorsally more granulocytes as hyalocytes and laterally near to the male copulatory organs only granulocytes (
<figureCitation id="134179A9E452FFB52680F8CAFBB5F887" box="[919,1076,1868,1893]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="27" pageNumber="364">Figs. 17D–G</figureCitation>
). Prostomium similar to other 
<taxonomicName id="4C7A1EAFE452FFB52580F8F6FE8DF86B" authorityName="Schmelz, Collado &amp; Römbke" authorityYear="2011" box="[151,268,1904,1928]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="27" pageNumber="364" phylum="Annelida" rank="genus">
<emphasis id="B90EB93EE452FFB52580F8F6FE8DF86B" box="[151,268,1904,1928]" italics="true" pageId="27" pageNumber="364">Xetadrilus</emphasis>
</taxonomicName>
species, the head pore in mid-dorsal position on the prostomium. Frontal prostomial epithelium thickened, with a vesicle-like recess at the frontal tip. Some inner papillae and well developed prostomial ganglia observed, especially in stained specimens (
<figureCitation id="134179A9E452FFB5276DF83EFD60F833" box="[634,737,1976,2001]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="27" pageNumber="364">Fig. 17C</figureCitation>
). Prostomial musculature well developed. Body wall about 10 µm and cuticle 1 µm thick.
</paragraph>
<caption id="DF0535A4E455FFB22580F8C1FD75F83B" httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="28" pageNumber="365" startId="28.[151,250,1863,1885]" targetBox="[188,1387,248,1780]" targetPageId="28">
<paragraph id="8BC5652CE455FFB22580F8C1FD75F83B" blockId="28.[151,1436,1863,2008]" pageId="28" pageNumber="365">
<emphasis id="B90EB93EE455FFB22580F8C1FEA0F8BF" bold="true" box="[151,289,1863,1885]" pageId="28" pageNumber="365">FIGURE 17.</emphasis>
Micrographs of 
<taxonomicName id="4C7A1EAFE455FFB224C7F8C1FD36F8BE" authority="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong, 2018" authorityName="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong" authorityYear="2018" box="[464,695,1863,1885]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="28" pageNumber="365" phylum="Annelida" rank="species" species="aphanoides" status="sp. nov.">
<emphasis id="B90EB93EE455FFB224C7F8C1FD36F8BE" box="[464,695,1863,1885]" italics="true" pageId="28" pageNumber="365">Xetadrilus aphanoides</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23D0445E455FFB227A9F8C1FD78F8BE" box="[702,761,1863,1885]" pageId="28" pageNumber="365" rank="species">
<emphasis id="B90EB93EE455FFB227A9F8C1FD72F8BF" bold="true" box="[702,755,1863,1884]" pageId="28" pageNumber="365">sp. n</emphasis>
.
</taxonomicNameLabel>
<emphasis id="B90EB93EE455FFB22615F8C1FC9BF8BF" bold="true" box="[770,794,1863,1884]" pageId="28" pageNumber="365">A.</emphasis>
Segments III 
<emphasis id="B90EB93EE455FFB226B1F8C1FC33F8BF" bold="true" box="[934,946,1863,1884]" pageId="28" pageNumber="365">–</emphasis>
IX (spermatheca marked with arrow, dv=dorsal vessel). 
<emphasis id="B90EB93EE455FFB225FAF8E0FE85F898" bold="true" box="[237,260,1894,1915]" pageId="28" pageNumber="365">B.</emphasis>
Brain (arrows: prostomial glands). 
<emphasis id="B90EB93EE455FFB2276AF8E0FD17F89F" bold="true" box="[637,662,1894,1916]" pageId="28" pageNumber="365">C.</emphasis>
Head, lateral view; (b=brain; arrows: prostomial papillae). 
<emphasis id="B90EB93EE455FFB2201DF8E0FA9DF898" bold="true" box="[1290,1308,1894,1915]" pageId="28" pageNumber="365">D</emphasis>
, 
<emphasis id="B90EB93EE455FFB2203BF8E0FABFF898" bold="true" box="[1324,1342,1894,1915]" pageId="28" pageNumber="365">F.</emphasis>
Clitellar glands, dorsal view. 
<emphasis id="B90EB93EE455FFB22479F803FE07F879" bold="true" box="[366,390,1925,1946]" pageId="28" pageNumber="365">E.</emphasis>
Clitellar glands, ventral view (arrows: penial bulbs). 
<emphasis id="B90EB93EE455FFB226AEF803FC4FF878" bold="true" box="[953,974,1925,1947]" pageId="28" pageNumber="365">G.</emphasis>
Clitellar glands. 
<emphasis id="B90EB93EE455FFB22190F803FB20F879" bold="true" box="[1159,1185,1925,1946]" pageId="28" pageNumber="365">H.</emphasis>
Round small epidermal glands. 
<emphasis id="B90EB93EE455FFB225F2F825FF74F85B" bold="true" box="[229,245,1955,1976]" pageId="28" pageNumber="365">I.</emphasis>
Three pairs of preclitellar nephridia (marked with arrows, ventral view). 
<emphasis id="B90EB93EE455FFB226C2F825FC69F85B" bold="true" box="[981,1000,1955,1976]" pageId="28" pageNumber="365">J.</emphasis>
Secondary nephridia in 8/9. A, F 
<emphasis id="B90EB93EE455FFB22021F825FAC3F85B" bold="true" box="[1334,1346,1955,1976]" pageId="28" pageNumber="365">–</emphasis>
J 
<emphasis id="B90EB93EE455FFB22045F822FA17F85A" box="[1362,1430,1956,1977]" italics="true" pageId="28" pageNumber="365">in vivo</emphasis>
, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm.
</paragraph>
</caption>
<caption id="DF0535A4E454FFB32580F894FDEEF803" httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="29" pageNumber="366" startId="29.[151,250,1810,1832]" targetBox="[188,1386,223,1749]" targetPageId="29">
<paragraph id="8BC5652CE454FFB32580F894FDEEF803" blockId="29.[151,1436,1810,2016]" pageId="29" pageNumber="366">
<emphasis id="B90EB93EE454FFB32580F894FEA5F8C4" bold="true" box="[151,292,1810,1832]" pageId="29" pageNumber="366">FIGURE 18.</emphasis>
Micrographs of 
<taxonomicName id="4C7A1EAFE454FFB324C9F894FD49F8CB" authority="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong, 2018" authorityName="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong" authorityYear="2018" box="[478,712,1810,1832]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="29" pageNumber="366" phylum="Annelida" rank="species" species="aphanoides" status="sp. nov.">
<emphasis id="B90EB93EE454FFB324C9F894FD49F8CB" box="[478,712,1810,1832]" italics="true" pageId="29" pageNumber="366">Xetadrilus aphanoides</emphasis>
</taxonomicName>
<emphasis id="B90EB93EE454FFB327C4F894FCAEF8C4" bold="true" box="[723,815,1810,1831]" pageId="29" pageNumber="366">
<taxonomicNameLabel id="A23D0445E454FFB327C4F894FC93F8C4" box="[723,786,1810,1831]" pageId="29" pageNumber="366" rank="species">sp. n.</taxonomicNameLabel>
A
</emphasis>
, 
<emphasis id="B90EB93EE454FFB32655F894FCD2F8C4" bold="true" box="[834,851,1810,1831]" pageId="29" pageNumber="366">B</emphasis>
. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). 
<emphasis id="B90EB93EE454FFB321D1F8B6FB5FF8A5" bold="true" box="[1222,1246,1840,1862]" pageId="29" pageNumber="366">C.</emphasis>
Coelomocytes. 
<emphasis id="B90EB93EE454FFB32094F8B7FA1DF8A5" bold="true" box="[1411,1436,1841,1862]" pageId="29" pageNumber="366">D.</emphasis>
Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). 
<emphasis id="B90EB93EE454FFB326C7F8C9FC60F887" bold="true" box="[976,993,1871,1892]" pageId="29" pageNumber="366">E</emphasis>
, 
<emphasis id="B90EB93EE454FFB326FAF8C9FB81F887" bold="true" box="[1005,1024,1871,1892]" pageId="29" pageNumber="366">F.</emphasis>
Sperm funnels (marked with arrows). 
<emphasis id="B90EB93EE454FFB32092F8C9FA1AF886" bold="true" box="[1413,1435,1871,1893]" pageId="29" pageNumber="366">G.</emphasis>
Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). 
<emphasis id="B90EB93EE454FFB32073F8E8FA1DF860" bold="true" box="[1380,1436,1902,1924]" pageId="29" pageNumber="366">H–L.</emphasis>
Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E 
<emphasis id="B90EB93EE454FFB326C4F82AFC61F822" bold="true" box="[979,992,1964,1985]" pageId="29" pageNumber="366">–</emphasis>
I, K 
<emphasis id="B90EB93EE454FFB32118F82AFBD5F822" box="[1039,1108,1964,1985]" italics="true" pageId="29" pageNumber="366">in vivo</emphasis>
, B, D, J, L fixed, stained. Scale bars A, B, D 
<emphasis id="B90EB93EE454FFB32401F84CFEA3F83C" bold="true" box="[278,290,1994,2015]" pageId="29" pageNumber="366">–</emphasis>
F, H–J 50 µm; C, G, K 
<emphasis id="B90EB93EE454FFB32713F84CFD91F83C" bold="true" box="[516,528,1994,2015]" pageId="29" pageNumber="366">–</emphasis>
L 20 µm.
</paragraph>
</caption>
<paragraph id="8BC5652CE457FFB025D0FF11FB80FC46" blockId="30.[151,1437,151,1256]" pageId="30" pageNumber="367">
Brain about twice as long as wide, incised posteriorly (
<figureCitation id="134179A9E457FFB0263FFF11FC0CFF53" box="[808,909,151,176]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="30" pageNumber="367">Fig. 17B</figureCitation>
). Suboesophageal ganglion in III–IV, perikarya of ventral nerve cord in segmental ganglia from V on. Pharyngeal glands (
<figureCitation id="134179A9E457FFB026C0FF3AFBC8FF37" box="[983,1097,188,213]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="30" pageNumber="367">Figs. 17A</figureCitation>
, 
<figureCitation id="134179A9E457FFB02143FF3AFB27FF37" box="[1108,1190,188,212]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="30" pageNumber="367">18A–B</figureCitation>
) with unpaired dorsal lobes in IV and V, with primary ventral lobes in V, secondary ventral lobes in V and VI spherical, smaller than primary ventral lobes. In VI–VII a pair of separate elongate lobes, consisting of an anterior dorsal part in VI and a posterior ventral part in VI–VII; both parts broadly connected in Z-like fashion. Oesophageal appendages and intestinal diverticula absent, intestine widening abruptly at 6/7 (
<figureCitation id="134179A9E457FFB026D5FECAFBB4FE87" box="[962,1077,332,357]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="30" pageNumber="367">Fig. 17A</figureCitation>
), densely ciliated from VII. Chloragocytes small golden brown, about 12–17 µm long 
<emphasis id="B90EB93EE457FFB0263AFEF6FCF8FE64" box="[813,889,368,391]" italics="true" pageId="30" pageNumber="367">in vivo</emphasis>
. Dorsal vessel from XII–XIII, blood colourless. Midgut pars tumida from XVI–XX, extending over 2–3 segment length. Three pairs of preclitellar nephridia from 
<date id="FFC443ECE457FFB02580FE3EFE94FE33" box="[151,277,440,464]" pageId="30" pageNumber="367" value="2010-08-07" valueMax="2010-09-07" valueMin="2010-08-07">7/8 to 9/10</date>
(sometimes unpaired), not constricted at septum; length ratio anteseptale: postseptale about 1: 1.7, subterminal origin of efferent duct preclitellarly (
<figureCitation id="134179A9E457FFB027ACFE5AFCA8FE17" box="[699,809,476,501]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="30" pageNumber="367">
Fig. 
<date id="FFC443ECE457FFB027F9FE5AFC96FE17" box="[750,791,476,500]" pageId="30" pageNumber="367" value="2017-01">17I</date>
,J
</figureCitation>
), terminal in postclitellar segments, dorsal vesicle in the postseptale absent. First postclitellar nephridia at 13/14. Coelomocytes elongate, broadly oval, ca. 18–25 µm long 
<emphasis id="B90EB93EE457FFB02580FDA3FF62FDDF" box="[151,227,549,572]" italics="true" pageId="30" pageNumber="367">in vivo</emphasis>
(15–17 µm, fixed), filled with pale vesicle without colour or tint (
<figureCitation id="134179A9E457FFB026DDFDA2FBB0FDDF" box="[970,1073,548,573]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="30" pageNumber="367">Fig. 18C</figureCitation>
). Seminal vesicle absent. Sperm funnels (
<figureCitation id="134179A9E457FFB025EDFDC1FEF5FD83" box="[250,372,583,608]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="30" pageNumber="367">Fig. 18E,F</figureCitation>
) small, pear-shaped 30–48 µm long 
<emphasis id="B90EB93EE457FFB02601FDCEFCE2FDBC" box="[790,867,584,607]" italics="true" pageId="30" pageNumber="367">in vivo</emphasis>
(30–45 µm, fixed), about 1.5–2 times longer than wide, collar distinct, slightly wider than funnel body. Length of spermatozoa 40–50 µm, heads 16–17 µm 
<emphasis id="B90EB93EE457FFB02058FDEBFA1DFD67" box="[1359,1436,621,644]" italics="true" pageId="30" pageNumber="367">in vivo</emphasis>
(30–35 µm and 10 µm respectively, fixed). Sperm ducts 5–7 µm wide 
<emphasis id="B90EB93EE457FFB026CDFD16FBABFD44" box="[986,1066,656,679]" italics="true" pageId="30" pageNumber="367">in vivo</emphasis>
. Male copulatory organs small, glandular bulb spherical, diameter 30–38 µm 
<emphasis id="B90EB93EE457FFB027A5FD33FC82FD2F" box="[690,771,693,716]" italics="true" pageId="30" pageNumber="367">in vivo</emphasis>
(20–30 µm, fixed) extra bulbs absent (
<figureCitation id="134179A9E457FFB021C0FD32FACDFD2F" box="[1239,1356,692,717]" captionStart="FIGURE 17" captionStartId="28.[151,250,1863,1885]" captionTargetBox="[188,1387,248,1780]" captionTargetId="figure@28.[188,1398,248,1792]" captionTargetPageId="28" captionText="FIGURE 17. Micrographs of Xetadrilus aphanoides sp. n. A. Segments III–IX (spermatheca marked with arrow, dv=dorsal vessel). B. Brain (arrows: prostomial glands). C. Head, lateral view; (b=brain; arrows: prostomial papillae). D, F. Clitellar glands, dorsal view. E. Clitellar glands, ventral view (arrows: penial bulbs). G. Clitellar glands. H. Round small epidermal glands. I. Three pairs of preclitellar nephridia (marked with arrows, ventral view). J. Secondary nephridia in 8/9. A, F–J in vivo, B–E fixed, stained. Scale bars A–F, H, I 50 µm; G, J 20 µm." httpUri="https://zenodo.org/record/1446885/files/figure.png" pageId="30" pageNumber="367">Figs. 17E</figureCitation>
, 
<figureCitation id="134179A9E457FFB0204CFD32FA0EFD2F" box="[1371,1423,692,716]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="30" pageNumber="367">18D</figureCitation>
). Spermathecae (
<figureCitation id="134179A9E457FFB02454FD51FE32FD13" box="[323,435,727,752]" captionStart="FIGURE 12" captionStartId="20.[151,249,1489,1511]" captionTargetBox="[325,1273,197,1453]" captionTargetId="figure@20.[304,1283,188,1473]" captionTargetPageId="20" captionText="FIGURE 12. Mesenchytraeus jungsaihoi sp. n. (A, B), Xetadrilus aphanoides sp. n. (C) and Xetadrilus jejuensis sp. n. (D). A. Spermatheca. B. Atrium with large atrial glands (a=atrium, long arrow: penial glands; short arrows: accessory copulatory glands). C, D. Spermathecae. Scale bars A, B 100 µm; C, D 50 µm." httpUri="https://zenodo.org/record/1446875/files/figure.png" pageId="30" pageNumber="367">Figs. 12C</figureCitation>
, 
<figureCitation id="134179A9E457FFB024A8FD5EFD88FD13" box="[447,521,728,752]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="30" pageNumber="367">18H–J</figureCitation>
) not attached to oesophagus. Ectal ducts short (length 20–35 µm, diameter 10–13 µm 
<emphasis id="B90EB93EE457FFB025D4FD7BFE8EFCF7" box="[195,271,765,788]" italics="true" pageId="30" pageNumber="367">in vivo</emphasis>
) at the orifice slightly widening (about 15–16 µm) with or without a sessile gland (
<figureCitation id="134179A9E457FFB021A1FD7AFA9FFCF7" box="[1206,1310,764,789]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="30" pageNumber="367">Fig. 18K</figureCitation>
), gradually widening into distal part of ampullae (diameter 14–17 µm), here sperm arranged in parallel in longitudinal axis of spermatheca (
<figureCitation id="134179A9E457FFB0242FFCC2FE26FCBF" box="[312,423,836,861]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="30" pageNumber="367">Fig. 18K</figureCitation>
). The following tubes narrow (diameter ca. 10 µm), widening into thin-walled ental reservoirs in V or VI; the reservoirs mostly about 40–50 µm long and 15–28 µm wide sacks and mostly filled with spheroid bodies (sperm rolls?) (
<figureCitation id="134179A9E457FFB024EDFC0AFDE3FC47" box="[506,610,908,933]" captionStart="FIGURE 18" captionStartId="29.[151,250,1810,1832]" captionTargetBox="[188,1386,223,1749]" captionTargetId="figure@29.[188,1398,223,1763]" captionTargetPageId="29" captionText="FIGURE 18. Micrographs of Xetadrilus aphanoides sp. n. A, B. Pharyngeal glands, lateral view (the third ‘Z’-shaped pharyngeal glands marked with arrows, dv=dorsal vessel, p=primary lobes, sp=secondary ventral lobes). C. Coelomocytes. D. Clitellar glands (ventral view, midventrally without glands, arrows: penial bulbs). E, F. Sperm funnels (marked with arrows). G. Larger spermathecal reservoir filled with putative sperm rolls (white arrow, duct marked with black arrow). H–L. Spermathecae (arrows), in I the spermathecal ampulla is bent forward into IV, in K the spermathecal widening (glands) near orifice (marked with white arrows, ampullae marked with black arrows). A, C, E–I, K in vivo, B, D, J, L fixed, stained. Scale bars A, B, D–F, H–J 50 µm; C, G, K–L 20 µm." httpUri="https://zenodo.org/record/1446887/files/figure.png" pageId="30" pageNumber="367">Fig. 18G</figureCitation>
). Two to three mature eggs at a time.
</paragraph>
</subSubSection>
<subSubSection id="C36036A7E457FFB025D0FC29FAF4FC0F" pageId="30" pageNumber="367" type="distribution">
<paragraph id="8BC5652CE457FFB025D0FC29FAF4FC0F" blockId="30.[151,1437,151,1256]" pageId="30" pageNumber="367">
<emphasis id="B90EB93EE457FFB025D0FC29FE6DFC2B" bold="true" box="[199,492,943,968]" pageId="30" pageNumber="367">Distribution and habitat</emphasis>
: 
<collectingCountry id="F36D25BCE457FFB024EAFC36FDC5FC24" box="[509,580,944,967]" name="South Korea" pageId="30" pageNumber="367">Korea</collectingCountry>
, Mt. Hallasan, 
<collectingRegion id="49BEABCEE457FFB027E5FC29FC9EFC2B" box="[754,799,943,968]" country="South Korea" name="Jeju" pageId="30" pageNumber="367">Jeju</collectingRegion>
Island, site 2–8, 11–13, soil, litter layers, grass or moss under 
<emphasis id="B90EB93EE457FFB025CAFC52FC4CFC0F" box="[221,973,980,1004]" italics="true" pageId="30" pageNumber="367">
<taxonomicName id="4C7A1EAFE457FFB025CAFC52FE01FC0F" box="[221,384,980,1004]" class="Pinopsida" family="Pinaceae" genus="Abies" higherTaxonomySource="GBIF" kingdom="Plantae" order="Pinales" pageId="30" pageNumber="367" phylum="Tracheophyta" rank="species" species="koreana">Abies koreana</taxonomicName>
, 
<taxonomicName id="4C7A1EAFE457FFB0249BFC52FDD1FC0F" box="[396,592,980,1004]" class="Magnoliopsida" family="Rosaceae" genus="Sorbus" higherTaxonomySource="GBIF" kingdom="Plantae" order="Rosales" pageId="30" pageNumber="367" phylum="Tracheophyta" rank="species" species="commixta">Sorbus commixta</taxonomicName>
, 
<taxonomicName id="4C7A1EAFE457FFB0274CFC52FC8FFC0F" box="[603,782,980,1004]" class="Magnoliopsida" family="Styracaceae" genus="Styrax" higherTaxonomySource="GBIF" kingdom="Plantae" order="Ericales" pageId="30" pageNumber="367" phylum="Tracheophyta" rank="species" species="japonica">Styrax japonica</taxonomicName>
, 
<taxonomicName id="4C7A1EAFE457FFB0260EFC52FC4CFC0F" box="[793,973,980,1004]" class="Magnoliopsida" family="Rosaceae" genus="Sorbus" higherTaxonomySource="GBIF" kingdom="Plantae" order="Rosales" pageId="30" pageNumber="367" phylum="Tracheophyta" rank="species" species="alnifolia">Sorbus alnifolia</taxonomicName>
</emphasis>
and mixed-forest. Dominant at site 4.
</paragraph>
</subSubSection>
<subSubSection id="C36036A7E457FFB025D0FC71FDAEFB0B" pageId="30" pageNumber="367" type="diagnosis">
<paragraph id="8BC5652CE457FFB025D0FC71FDAEFB0B" blockId="30.[151,1437,151,1256]" pageId="30" pageNumber="367">
<emphasis id="B90EB93EE457FFB025D0FC71FE4BFBF3" bold="true" box="[199,458,1015,1040]" pageId="30" pageNumber="367">Differential diagnosis</emphasis>
: Up to now, two 
<taxonomicName id="4C7A1EAFE457FFB02788FC7EFC92FBF3" authorityName="Schmelz, Collado &amp; Römbke" authorityYear="2011" box="[671,787,1016,1040]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="genus">
<emphasis id="B90EB93EE457FFB02788FC7EFC92FBF3" box="[671,787,1016,1040]" italics="true" pageId="30" pageNumber="367">Xetadrilus</emphasis>
</taxonomicName>
species have been reported with pale coelomocytes: 
<taxonomicName id="4C7A1EAFE457FFB02093FC7FFD17FBD7" authority="Schmelz, Collado &amp; Rombke, 2011" authorityName="Schmelz, Collado &amp; Rombke" authorityYear="2011" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="species" species="aphanus">
<emphasis id="B90EB93EE457FFB02093FC7FFF77FBD7" italics="true" pageId="30" pageNumber="367">X. aphanus</emphasis>
<bibRefCitation id="EFEB18DDE457FFB025E8FB9AFD17FBD7" box="[255,662,1052,1077]" pageId="30" pageNumber="367" refId="ref20454" refString="Schmelz, R. M., Collado, R. &amp; Rombke, J. (2011) Mata Atlantica enchytraeids (Parana, Brazil): A new genus, Xetadrilus gen. nov., with three new species, and four new species of Guaranidrilus Cernosvitov (Enchytraeidae, Oligochaeta). Zootaxa, 2838, 1 - 29." type="journal article">Schmelz, Collado &amp; Römbke, 2011</bibRefCitation>
</taxonomicName>
and 
<taxonomicName id="4C7A1EAFE457FFB027C6FB9BFB5BFBD7" authority="Schmelz, Collado &amp; Rombke, 2011" authorityName="Schmelz, Collado &amp; Rombke" authorityYear="2011" box="[721,1242,1052,1077]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="species" species="fabryi">
<emphasis id="B90EB93EE457FFB027C6FB9BFCB4FBD7" box="[721,821,1052,1076]" italics="true" pageId="30" pageNumber="367">X. fabryi</emphasis>
<bibRefCitation id="EFEB18DDE457FFB02629FB9AFB5BFBD7" box="[830,1242,1052,1077]" pageId="30" pageNumber="367" refId="ref20454" refString="Schmelz, R. M., Collado, R. &amp; Rombke, J. (2011) Mata Atlantica enchytraeids (Parana, Brazil): A new genus, Xetadrilus gen. nov., with three new species, and four new species of Guaranidrilus Cernosvitov (Enchytraeidae, Oligochaeta). Zootaxa, 2838, 1 - 29." type="journal article">Schmelz, Collado &amp; Römbke, 2011</bibRefCitation>
</taxonomicName>
. 
<taxonomicName id="4C7A1EAFE457FFB021F1FB9BFACBFBD7" authorityName="Schmelz, Collado &amp; Rombke" authorityYear="2011" box="[1254,1354,1052,1076]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="species" species="fabryi">
<emphasis id="B90EB93EE457FFB021F1FB9BFACBFBD7" box="[1254,1354,1052,1076]" italics="true" pageId="30" pageNumber="367">X. fabryi</emphasis>
</taxonomicName>
differs from the new species in some substantial traits, namely: intestinal diverticula in VII, male copulatory organ with two extra bulbs (vs. absent in 
<taxonomicName id="4C7A1EAFE457FFB024ECFBE3FD1EFB9F" authority="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong, 2018" authorityName="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong" authorityYear="2018" box="[507,671,1124,1148]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="species" species="aphanoides" status="sp. nov.">
<emphasis id="B90EB93EE457FFB024ECFBE3FD1EFB9F" box="[507,671,1124,1148]" italics="true" pageId="30" pageNumber="367">X. aphanoides</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23D0445E457FFB027BEFBE2FD6DFB9E" box="[681,748,1124,1149]" pageId="30" pageNumber="367" rank="species">
<emphasis id="B90EB93EE457FFB027BEFBE2FD6DFB9E" bold="true" box="[681,748,1124,1149]" pageId="30" pageNumber="367">sp. n.</emphasis>
</taxonomicNameLabel>
). The new species is most similar to 
<taxonomicName id="4C7A1EAFE457FFB021BFFBE3FE3DFB43" authority="Schmelz, Collado &amp; Rombke, 2011" authorityName="Schmelz, Collado &amp; Rombke" authorityYear="2011" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="species" species="aphanus">
<emphasis id="B90EB93EE457FFB021BFFBE3FAABFB9F" box="[1192,1322,1124,1148]" italics="true" pageId="30" pageNumber="367">X. aphanus</emphasis>
<bibRefCitation id="EFEB18DDE457FFB02023FBE2FE3DFB43" pageId="30" pageNumber="367" refId="ref20454" refString="Schmelz, R. M., Collado, R. &amp; Rombke, J. (2011) Mata Atlantica enchytraeids (Parana, Brazil): A new genus, Xetadrilus gen. nov., with three new species, and four new species of Guaranidrilus Cernosvitov (Enchytraeidae, Oligochaeta). Zootaxa, 2838, 1 - 29." type="journal article">
Schmelz, Collado &amp; Römbke, 
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</taxonomicName>
in more traits, but the main difference consists in the number of preclitellar nephridia, three in 
<taxonomicName id="4C7A1EAFE457FFB025E3FB2BFE14FB27" authority="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong, 2018" authorityName="Dózsa-Farkas &amp; Felföldi &amp; Nagy &amp; Hong" authorityYear="2018" box="[244,405,1196,1220]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="species" species="aphanoides" status="sp. nov.">
<emphasis id="B90EB93EE457FFB025E3FB2BFE14FB27" box="[244,405,1196,1220]" italics="true" pageId="30" pageNumber="367">X. aphanoides</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A23D0445E457FFB0248AFB2AFE5FFB26" box="[413,478,1196,1221]" pageId="30" pageNumber="367" rank="species">
<emphasis id="B90EB93EE457FFB0248AFB2AFE5FFB26" bold="true" box="[413,478,1196,1221]" pageId="30" pageNumber="367">sp. n.</emphasis>
</taxonomicNameLabel>
but only two in 
<taxonomicName id="4C7A1EAFE457FFB0278DFB2BFC98FB27" authorityName="Schmelz, Collado &amp; Rombke" authorityYear="2011" box="[666,793,1196,1220]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="species" species="aphanus">
<emphasis id="B90EB93EE457FFB0278DFB2BFC98FB27" box="[666,793,1196,1220]" italics="true" pageId="30" pageNumber="367">X. aphanus</emphasis>
</taxonomicName>
. Similar and distinguishing traits of the new two species and 
<taxonomicName id="4C7A1EAFE457FFB025D1FB57FEC5FB0B" authorityName="Schmelz, Collado &amp; Rombke" authorityYear="2011" box="[198,324,1232,1256]" class="Clitellata" family="Enchytraeidae" genus="Xetadrilus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Enchytraeida" pageId="30" pageNumber="367" phylum="Annelida" rank="species" species="aphanus">
<emphasis id="B90EB93EE457FFB025D1FB57FEC5FB0B" box="[198,324,1232,1256]" italics="true" pageId="30" pageNumber="367">X. aphanus</emphasis>
</taxonomicName>
are listed in 
<tableCitation id="C6F85097E457FFB024C2FB49FDAAFB0B" box="[469,555,1231,1256]" captionStart="TABLE 2" captionStartId="26.[151,242,267,290]" captionText="TABLE 2. Comparison of the morphological characters of three Xetadrilus species recorded in different countries. Characters common to all four groups: 2 chaetae per bundle, lateral chaetae absent from VIII; pharyngeal glands in IV united, in V united + ventral lobes, VI in Z-fashion." pageId="30" pageNumber="367">Table 2</tableCitation>
.
</paragraph>
</subSubSection>
</treatment>
</document>