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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.387.5808" ID-GBIF-Dataset="425b5784-1f70-4c9f-a9e5-118ee841da51" ID-PMC="PMC3970059" ID-Pensoft-Pub="1313-2970-387-51" ID-PubMed="24693219" ID-ZBK="D52BB193A72747DB82A1019D652A3D35" ModsDocAuthor="" ModsDocDate="2014" ModsDocID="1313-2970-387-51" ModsDocOrigin="ZooKeys 387" ModsDocTitle="Review of genus Pseudorthocladius Goetghebuer, 1943 (Diptera, Chironomidae) from China" checkinTime="1451246190017" checkinUser="pensoft" docAuthor="Ren, Jing, Lin, Xiaolong &amp; Wang, Xinhua" docDate="2014" docId="661F4C4CF47DB864570675432D173243" docLanguage="en" docName="ZooKeys 387: 51-72" docOrigin="ZooKeys 387" docSource="http://dx.doi.org/10.3897/zookeys.387.5808" docTitle="Pseudorthocladius (Pseudorthocladius) cylindratus Ren, Lin &amp; Wang, 2014, sp. n." docType="treatment" docUuid="399C86DD-F23B-4C2B-9E9F-E8711959DCA2" docUuidSource="ZooBank" docVersion="4" lastPageNumber="57" masterDocId="7E5DFFD25905A365FFB9FFFB4E35A641" masterDocTitle="Review of genus Pseudorthocladius Goetghebuer, 1943 (Diptera, Chironomidae) from China" masterLastPageNumber="72" masterPageNumber="51" pageNumber="55" updateTime="1668157929726" updateUser="ExternalLinkService">
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<mods:titleInfo>
<mods:title>Review of genus Pseudorthocladius Goetghebuer, 1943 (Diptera, Chironomidae) from China</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Ren, Jing</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Lin, Xiaolong</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Wang, Xinhua</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>ZooKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2014</mods:date>
<mods:detail type="volume">
<mods:number>387</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>51</mods:start>
<mods:end>72</mods:end>
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<mods:location>
<mods:url>http://dx.doi.org/10.3897/zookeys.387.5808</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.387.5808</mods:identifier>
<mods:identifier type="Pensoft-Pub">1313-2970-387-51</mods:identifier>
<mods:identifier type="ZBK">D52BB193A72747DB82A1019D652A3D35</mods:identifier>
<mods:identifier type="ZooBank">D52BB193A72747DB82A1019D652A3D35</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="152051559" LSID="urn:lsid:zoobank.org:act:399C86DD-F23B-4C2B-9E9F-E8711959DCA2" httpUri="http://treatment.plazi.org/id/661F4C4CF47DB864570675432D173243" lastPageId="6" lastPageNumber="57" pageId="4" pageNumber="55">
<subSubSection pageId="4" pageNumber="55" type="nomenclature">
<paragraph pageId="4" pageNumber="55">
<taxonomicName LSID="http://zoobank.org/399C86DD-F23B-4C2B-9E9F-E8711959DCA2" class="Insecta" family="Chironomidae" genus="Pseudorthocladius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudorthocladius (Pseudorthocladius) cylindratus" order="Diptera" pageId="4" pageNumber="55" phylum="Arthropoda" rank="species" species="cylindratus" subGenus="Pseudorthocladius">Pseudorthocladius (Pseudorthocladius) cylindratus</taxonomicName>
<taxonomicNameLabel pageId="4" pageNumber="55">sp. n.</taxonomicNameLabel>
Figures 8-13
</paragraph>
</subSubSection>
<subSubSection pageId="4" pageNumber="55" type="diagnosis">
<paragraph pageId="4" pageNumber="55">Diagnosis.</paragraph>
<paragraph pageId="4" pageNumber="55">
The male imago can be distinguished from the known species of the genus by the following combination of characters: cylindrical anal point;
<normalizedToken originalValue="welldeveloped">well-developed</normalizedToken>
triangular inferior volsella; low AR (0.66) and high VR (1.37).
</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="56" type="description">
<paragraph pageId="5" pageNumber="56">
<pageBreakToken pageId="5" pageNumber="56" start="start">Description</pageBreakToken>
.
</paragraph>
<paragraph pageId="5" pageNumber="56">Adult male (n = 6). Total length 1.68-1.97, 1.87 mm. Wing length 1.04-1.19, 1.15 mm. Total length/wing length 1.53-1.75, 1.63. Wing length/length of profemur 2.64-2.88, 2.71.</paragraph>
<paragraph pageId="5" pageNumber="56">Coloration. Head, abdomen, legs light brown; thorax with light brown ground with brownish black postnotum and preepisternum.</paragraph>
<paragraph pageId="5" pageNumber="56">
Head. Antenna with 13 flagellomeres. Terminal flagellomere length 235-264, 254
<normalizedToken originalValue="μm">μm</normalizedToken>
. AR 0.65-0.67, 0.66. Temporal setae 8-10, 9, including 3-6, 4 inner verticals, 4-5, 5 outer verticals, and 0-2, 1 postorbital. Clypeus with 8-11, 10 setae. Tentorium 96-113, 103
<normalizedToken originalValue="μm">μm</normalizedToken>
long, 18-21, 19
<normalizedToken originalValue="μm">μm</normalizedToken>
wide. Palpomere lengths (in
<normalizedToken originalValue="μm">μm</normalizedToken>
): 22-26, 24; 24-28, 26; 60-72, 65; 84-91, 86; 113-137, 130. L: 5th/3rd 1.87-2.28, 2.00.
</paragraph>
<paragraph pageId="5" pageNumber="56">
Wing (Figure 8). VR 1.33-1.43, 1.37. Anal lobe obtuse. Brachiolum with 1 seta; R with 5-13, 9 setae; R1 with 1-4, 2 setae; other veins bare. Squama with 1-3, 2 setae. Costal extension 80-84, 81
<normalizedToken originalValue="μm">μm</normalizedToken>
long. Cu1 slightly curved.
</paragraph>
<caption pageId="5" pageNumber="56">
<paragraph pageId="5" pageNumber="56">
Figures 8-13.
<taxonomicName class="Insecta" family="Chironomidae" genus="Pseudorthocladius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudorthocladius (Pseudorthocladius) cylindratus" order="Diptera" pageId="5" pageNumber="56" phylum="Arthropoda" rank="species" species="cylindratus" subGenus="Pseudorthocladius">Pseudorthocladius (Pseudorthocladius) cylindratus</taxonomicName>
sp. n., male. 8 wing 9 thorax 10 hypopygium (dorsal view) 11 hypopygium (ventral view) 12 anal point and inferior volsella 13 gonostylus.
</paragraph>
</caption>
<paragraph pageId="5" pageNumber="56">Thorax (Figure 9). Antepronotum with 4-6, 5 lateral setae, dorsocentrals 9-13, 11, acrostichals 3-7, 5, prealars 3-5, 4. Scutellum with 4-5, 5 setae.</paragraph>
<paragraph pageId="5" pageNumber="56">
Legs. Pulvilli present. Spur of fore tibia 29-41, 34
<normalizedToken originalValue="μm">μm</normalizedToken>
long, spurs of mid tibia 19-29, 22
<normalizedToken originalValue="μm">μm</normalizedToken>
and 19
<normalizedToken originalValue="μm">μm</normalizedToken>
long; hind tibia with a long spur 36-41, 38
<normalizedToken originalValue="μm">μm</normalizedToken>
long, a short spur 24-31, 27
<normalizedToken originalValue="μm">μm</normalizedToken>
long and comb composed of 10-12, 11 spines. Width at apex of fore tibia 34-46, 37
<normalizedToken originalValue="μm">μm</normalizedToken>
, of mid tibia 29-31, 30
<normalizedToken originalValue="μm">μm</normalizedToken>
, of hind tibia 31-36, 33
<normalizedToken originalValue="μm">μm</normalizedToken>
. Lengths (in
<normalizedToken originalValue="μm">μm</normalizedToken>
) and proportions of legs as in Table 3.
</paragraph>
<caption pageId="5" pageNumber="56">
<paragraph pageId="5" pageNumber="56">
Table 3. Lengths (in
<normalizedToken originalValue="μm">μm</normalizedToken>
) and proportions of legs of
<taxonomicName class="Insecta" family="Chironomidae" genus="Pseudorthocladius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudorthocladius (Pseudorthocladius) cylindratus" order="Diptera" pageId="5" pageNumber="56" phylum="Arthropoda" rank="species" species="cylindratus" subGenus="Pseudorthocladius">Pseudorthocladius (Pseudorthocladius) cylindratus</taxonomicName>
sp. n.
</paragraph>
</caption>
<paragraph pageId="5" pageNumber="56">
<table pageId="5" pageNumber="56">
<tr pageId="5" pageNumber="56">
<th colspan="1" pageId="5" pageNumber="56" rowspan="1">
p
<sub pageId="5" pageNumber="56">1</sub>
</th>
<th colspan="1" pageId="5" pageNumber="56" rowspan="1">
p
<sub pageId="5" pageNumber="56">2</sub>
</th>
<th colspan="1" pageId="5" pageNumber="56" rowspan="1">
p
<sub pageId="5" pageNumber="56">3</sub>
</th>
</tr>
<tr pageId="5" pageNumber="56">
<td colspan="1" pageId="5" pageNumber="56" rowspan="1">1</td>
</tr>
<tr pageId="5" pageNumber="56">
<td colspan="1" pageId="5" pageNumber="56" rowspan="1">2</td>
</tr>
<tr pageId="5" pageNumber="56">
<td colspan="1" pageId="5" pageNumber="56" rowspan="1">3</td>
</tr>
<tr pageId="5" pageNumber="56">
<td colspan="1" pageId="5" pageNumber="56" rowspan="1">4</td>
</tr>
<tr pageId="5" pageNumber="56">
<td colspan="1" pageId="5" pageNumber="56" rowspan="1">5</td>
</tr>
</table>
</paragraph>
<paragraph pageId="5" pageNumber="56">
Hypopygium (Figures 10-13). Laterosternite IX with 4-6, 5 setae. Anal point (Figure 12) cylindrical and 45-49, 48
<normalizedToken originalValue="μm">μm</normalizedToken>
long and with 10-13, 11 stout setae, 23-28, 25
<normalizedToken originalValue="μm">μm</normalizedToken>
long. Phallapodeme 31-36, 34
<normalizedToken originalValue="μm">μm</normalizedToken>
long. Transverse sternapodeme 65-67, 66
<normalizedToken originalValue="μm">μm</normalizedToken>
long and convex in the middle. Virga absent. Gonocoxite 117-137, 123
<normalizedToken originalValue="μm">μm</normalizedToken>
long, with 7 setae along inner margin. Inferior volsella (Figure 12) developed and triangular with 3-4, 3 strong marginal setae. Gonostylus (Figure 13) 65-72, 67
<normalizedToken originalValue="μm">μm</normalizedToken>
long, narrowed at base and distal end, widen in the middle. Megaseta 8-10, 9
<normalizedToken originalValue="μm">μm</normalizedToken>
long. HR 1.83-1.90, 1.85. HV 2.74-3.14, 2.78.
</paragraph>
<paragraph pageId="5" pageNumber="56">Female, pupa and larva unknown.</paragraph>
</subSubSection>
<subSubSection pageId="6" pageNumber="57" type="type materials">
<paragraph pageId="6" pageNumber="57">
<pageBreakToken pageId="6" pageNumber="57" start="start">Type</pageBreakToken>
materials.
</paragraph>
<paragraph pageId="6" pageNumber="57">
Holotype: ♂ (BDN No.26348), China: Hunan Province, Chenzhou City, Yizhang County, Mang Mountain,
<geoCoordinate direction="north" orientation="latitude" precision="925" value="25.4">25°24'N</geoCoordinate>
,
<geoCoordinate direction="east" orientation="longitude" precision="925" value="113.3">113°18'E</geoCoordinate>
, 22.vii.2004, Chuncai Yan, light trap. Paratypes (5 ♂♂): 4 ♂♂, as holotype; 1 ♂, Hainan Province, Changjiang County, Bawang Mountain,
<geoCoordinate direction="north" orientation="latitude" precision="15" value="19.26">19°15'36&quot;N</geoCoordinate>
,
<geoCoordinate direction="east" orientation="longitude" precision="15" value="109.055">109°03'18&quot;E</geoCoordinate>
, 10.v.1988, Xinhua Wang, sweep net.
</paragraph>
</subSubSection>
<subSubSection pageId="6" pageNumber="57" type="etymology">
<paragraph pageId="6" pageNumber="57">Etymology.</paragraph>
<paragraph pageId="6" pageNumber="57">The specific name is from Latin, cylindratus, meaning &quot;in the form of a cylinder&quot;, referring to the cylindrical anal point, which is unique in the genus.</paragraph>
</subSubSection>
<subSubSection pageId="6" pageNumber="57" type="remarks">
<paragraph pageId="6" pageNumber="57">Remarks.</paragraph>
<paragraph pageId="6" pageNumber="57">
The new species resembles
<taxonomicName class="Insecta" family="Chironomidae" genus="Pseudorthocladius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudorthocladius (Pseudorthocladius) amplicaudus" order="Diptera" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="amplicaudus" subGenus="Pseudorthocladius">Pseudorthocladius (Pseudorthocladius) amplicaudus</taxonomicName>
<normalizedToken originalValue="Sæther">Saether</normalizedToken>
&amp; Sublette, 1983 in the structure of hypopygium, but the new species can be separated from latter on the basis of main characters in Table 4.
</paragraph>
<caption pageId="6" pageNumber="57">
<paragraph pageId="6" pageNumber="57">
Table 4. Main differences between
<taxonomicName class="Insecta" family="Chironomidae" genus="Pseudorthocladius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudorthocladius (Pseudorthocladius) cylindratus" order="Diptera" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="cylindratus" subGenus="Pseudorthocladius">Pseudorthocladius (Pseudorthocladius) cylindratus</taxonomicName>
sp. n. and
<taxonomicName class="Insecta" family="Chironomidae" genus="Pseudorthocladius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudorthocladius (Pseudorthocladius) amplicaudus" order="Diptera" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="amplicaudus" subGenus="Pseudorthocladius">Pseudorthocladius (Pseudorthocladius) amplicaudus</taxonomicName>
<normalizedToken originalValue="Sæther">Saether</normalizedToken>
&amp; Sublette (1983).
</paragraph>
</caption>
<paragraph pageId="6" pageNumber="57">
<table pageId="6" pageNumber="57">
<tr pageId="6" pageNumber="57">
<th colspan="1" pageId="6" pageNumber="57" rowspan="1">Characters</th>
<th colspan="1" pageId="6" pageNumber="57" rowspan="1">
<taxonomicName class="Insecta" family="Chironomidae" genus="Pseudorthocladius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudorthocladius (Pseudorthocladius) cylindratus" order="Diptera" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="cylindratus" subGenus="Pseudorthocladius">Pseudorthocladius (Pseudorthocladius) cylindratus</taxonomicName>
sp. n.
</th>
<th colspan="1" pageId="6" pageNumber="57" rowspan="1">
<taxonomicName class="Insecta" family="Chironomidae" genus="Pseudorthocladius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pseudorthocladius (Pseudorthocladius) amplicaudus" order="Diptera" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="amplicaudus" subGenus="Pseudorthocladius">Pseudorthocladius (Pseudorthocladius) amplicaudus</taxonomicName>
<normalizedToken originalValue="Sæther">Saether</normalizedToken>
&amp; Sublette
</th>
</tr>
<tr pageId="6" pageNumber="57">
<td colspan="1" pageId="6" pageNumber="57" rowspan="1">1</td>
</tr>
</table>
</paragraph>
</subSubSection>
<subSubSection pageId="6" pageNumber="57" type="distribution">
<paragraph pageId="6" pageNumber="57">Distribution.</paragraph>
<paragraph pageId="6" pageNumber="57">The new species is known from Hunan, Hainan Province in Oriental China.</paragraph>
</subSubSection>
</treatment>
</document>