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<document id="E5FDD734AAFB4AF15812B56C69497F46" ID-DOI="10.5281/zenodo.190282" ID-GBIF-Dataset="a2a4a688-816e-41aa-aeac-22fc77d4a8c1" ID-ISSN="1175-5326" ID-Zenodo-Dep="190282" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461111001833" checkinUser="plazi" docAuthor="Liu, Xingyue, Hayashi, Fumio &amp; Yang, Ding" docDate="2009" docId="147C87A5FFA8FF8FFF724838FED6FE7F" docLanguage="en" docName="zt02230p068.pdf" docOrigin="Zootaxa 2230" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Sialis navasi Liu, Hayashi &amp; Yang, 2009, sp. nov." docType="treatment" docVersion="9" lastPageNumber="67" masterDocId="E845FFDDFFAAFF8BFFE54B1DFF93FFE5" masterDocTitle="Sialis navasi, a new alderfly species from China (Megaloptera: Sialidae)" masterLastPageNumber="68" masterPageNumber="64" pageNumber="66" updateTime="1698594213866" updateUser="plazi">
<mods:mods id="F098030AF47E7EA7C87A32521D81DDD2" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:title id="B5A85E88CA36920E2922AAE8FF5507C4">Sialis navasi, a new alderfly species from China (Megaloptera: Sialidae)</mods:title>
</mods:titleInfo>
<mods:name id="98746AE0FC31A49EB50D3E8F0E6A50C3" type="personal">
<mods:role id="3F8002C7DC788C2940DB5E4E158C261D">
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<mods:namePart id="50F43CF5212056EEE68D2D99A9FF1A1F">Liu, Xingyue</mods:namePart>
</mods:name>
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<mods:namePart id="D5280C5DDCB97DD6BA0A3F3D79534E4C">Hayashi, Fumio</mods:namePart>
</mods:name>
<mods:name id="F84714B06DC9DFB7548155595F79E3EF" type="personal">
<mods:role id="F35210849E9EB37BD3B732A813DD2E30">
<mods:roleTerm id="5EC6DD5EBC76533A8E043C0538F7DFB1">Author</mods:roleTerm>
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<mods:namePart id="A6ADB514B8E5E6EC2F6BC87745A2CFDD">Yang, Ding</mods:namePart>
</mods:name>
<mods:typeOfResource id="4B1979141DDB2AF0AD21817E9188ACD1">text</mods:typeOfResource>
<mods:relatedItem id="C619A3A70AE24805E1055FC8AB7AE9D1" type="host">
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<mods:title id="54FFC0E95209DE055FFF303D7FDD7BBA">Zootaxa</mods:title>
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<mods:part id="DDF633496E3923F3B0FA9DB35AFE8627">
<mods:date id="324C9DC79680B5ABAC8D46E9EE9BD8BB">2009</mods:date>
<mods:detail id="011CC0C3F152C3A379F956F5DB35AD60" type="volume">
<mods:number id="B3D6CE011B430D553465DAE111700BF6">2230</mods:number>
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<mods:classification id="D14F1AC1F9A4B127534F520C311C949D">journal article</mods:classification>
<mods:identifier id="F374A47EB58FBFA011DF0D014E9C6C90" type="DOI">10.5281/zenodo.190282</mods:identifier>
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<mods:identifier id="223F328EA0B178FBB848EC806EBD7147" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="4918AAAA046B8C873D4E95C5ACCFD18B" type="Zenodo-Dep">190282</mods:identifier>
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<treatment id="147C87A5FFA8FF8FFF724838FED6FE7F" ID-DOI="http://doi.org/10.5281/zenodo.6217720" ID-GBIF-Taxon="119623970" ID-Zenodo-Dep="6217720" LSID="urn:lsid:plazi:treatment:147C87A5FFA8FF8FFF724838FED6FE7F" httpUri="http://treatment.plazi.org/id/147C87A5FFA8FF8FFF724838FED6FE7F" lastPageId="4" lastPageNumber="67" pageId="2" pageNumber="66">
<subSubSection id="D4CF6538FFA8FF89FF724838FE84FC87" pageId="2" pageNumber="66" type="nomenclature">
<paragraph id="9C6A36B3FFA8FF89FF724838FE07FCDA" blockId="2.[151,404,805,866]" box="[151,404,805,831]" pageId="2" pageNumber="66">
<heading id="C72281DFFFA8FF89FF724838FE07FCDA" bold="true" box="[151,404,805,831]" fontSize="11" level="1" pageId="2" pageNumber="66" reason="1">
<emphasis id="AEA1EAA1FFA8FF89FF724838FE07FCDA" bold="true" box="[151,404,805,831]" pageId="2" pageNumber="66">
<taxonomicName id="5BD54D30FFA8FF89FF724838FEBCFCDA" ID-CoL="4X5JF" box="[151,303,805,831]" class="Insecta" family="Sialidae" genus="Sialis" kingdom="Animalia" order="Megaloptera" pageId="2" pageNumber="66" phylum="Arthropoda" rank="species" species="navasi" status="sp. nov.">
<emphasis id="AEA1EAA1FFA8FF89FF724838FEBCFCDA" bold="true" box="[151,303,805,831]" italics="true" pageId="2" pageNumber="66">Sialis navasi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B59257DAFFA8FF89FED34838FE07FCDA" box="[310,404,805,831]" pageId="2" pageNumber="66" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="9C6A36B3FFA8FF89FF724855FE84FC87" blockId="2.[151,404,805,866]" box="[151,279,840,866]" pageId="2" pageNumber="66">
(
<figureCitation id="04EE2A36FFA8FF89FF7A4855FE9DFC87" box="[159,270,840,866]" captionStart-0="FIGURE 1" captionStart-1="FIGURES 2 6" captionStartId-0="2.[151,255,700,724]" captionStartId-1="3.[151,273,1753,1777]" captionTargetBox-0="[332,1254,212,656]" captionTargetBox-1="[272,1325,213,1717]" captionTargetId-0="figure@2.[320,1267,197,676]" captionTargetId-1="figure@3.[151,1436,194,1729]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionText-0="FIGURE 1. Habitus image of Sialis navasi sp. nov. (holotype), male. Scale bars = 1.0 mm." captionText-1="FIGURES 2 6. Sialis navasi sp. nov., male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g 9: ninth gonocoxite; g 11: eleventh gonocoxite; s 9: ninth sternum; t 9 10: ninth to tenth tergum. Scale bars = 0.25 mm." httpUri-0="https://zenodo.org/record/190283/files/figure.png" httpUri-1="https://zenodo.org/record/190284/files/figure.png" pageId="2" pageNumber="66">Figs. 16</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="D4CF6538FFA8FF89FF724888FE5FF904" pageId="2" pageNumber="66" type="diagnosis">
<paragraph id="9C6A36B3FFA8FF89FF724888FB4BFC19" blockId="2.[151,1437,917,2032]" pageId="2" pageNumber="66">
<emphasis id="AEA1EAA1FFA8FF89FF724888FE9DFC4B" box="[151,270,917,942]" italics="true" pageId="2" pageNumber="66">Diagnosis</emphasis>
. This species is much smaller than the other known species of
<taxonomicName id="5BD54D30FFA8FF89FC184888FBACFC4B" box="[1021,1087,917,942]" class="Insecta" family="Sialidae" genus="Sialis" kingdom="Animalia" order="Megaloptera" pageId="2" pageNumber="66" phylum="Arthropoda" rank="genus">
<emphasis id="AEA1EAA1FFA8FF89FC184888FBACFC4B" box="[1021,1087,917,942]" italics="true" pageId="2" pageNumber="66">Sialis</emphasis>
</taxonomicName>
from
<collectingCountry id="E4C27623FFA8FF89FB6D4888FB41FC4A" box="[1160,1234,917,943]" name="China" pageId="2" pageNumber="66">China</collectingCountry>
. Other important characters include the narrowed forewings, the male ninth tergum being distinctly inflated laterally, and the ninth gonocoxite being strongly narrowed posteromesally into a rounded, digitiform process.
</paragraph>
<paragraph id="9C6A36B3FFA8FF89FF204F14FAD7FBC6" blockId="2.[151,1437,917,2032]" box="[197,1348,1033,1059]" pageId="2" pageNumber="66">Male. Body length 6.56.7 mm (n=2); forewing length 8.19.1 mm, hindwing length 7.28.4 mm.</paragraph>
<paragraph id="9C6A36B3FFA8FF89FF204F2DFAE0FB72" blockId="2.[151,1437,917,2032]" pageId="2" pageNumber="66">
Head (
<figureCitation id="04EE2A36FFA8FF89FEF04F2DFECEFBAF" box="[277,349,1072,1098]" captionStart="FIGURES 2 6" captionStartId="3.[151,273,1753,1777]" captionTargetBox="[272,1325,213,1717]" captionTargetId="figure@3.[151,1436,194,1729]" captionTargetPageId="3" captionText="FIGURES 2 6. Sialis navasi sp. nov., male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g 9: ninth gonocoxite; g 11: eleventh gonocoxite; s 9: ninth sternum; t 9 10: ninth to tenth tergum. Scale bars = 0.25 mm." httpUri="https://zenodo.org/record/190284/files/figure.png" pageId="2" pageNumber="66">Fig. 2</figureCitation>
) black, with dense pale pilosity; frons with a pair of yellowish brown, round spots; vertex medially with a pair of raised yellowish brown vittae and laterally with several raised yellowish brown stripes and round spots. Compound eyes dark. Antennae dark brown. Mouthparts dark brown, with labrum black.
</paragraph>
<paragraph id="9C6A36B3FFA8FF89FF204FB9FC1FFA60" blockId="2.[151,1437,917,2032]" pageId="2" pageNumber="66">
Thorax blackish brown; pronotum (
<figureCitation id="04EE2A36FFA8FF89FD814FB9FD38FB5B" box="[612,683,1188,1214]" captionStart="FIGURES 2 6" captionStartId="3.[151,273,1753,1777]" captionTargetBox="[272,1325,213,1717]" captionTargetId="figure@3.[151,1436,194,1729]" captionTargetPageId="3" captionText="FIGURES 2 6. Sialis navasi sp. nov., male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g 9: ninth gonocoxite; g 11: eleventh gonocoxite; s 9: ninth sternum; t 9 10: ninth to tenth tergum. Scale bars = 0.25 mm." httpUri="https://zenodo.org/record/190284/files/figure.png" pageId="2" pageNumber="66">Fig. 2</figureCitation>
) black, laterally with indistinct trace of arcuate yellowish brown markings. Legs dark brown, bearing dense pale setae; tarsal claws reddish brown. Wings (
<figureCitation id="04EE2A36FFA8FF89FB2E4FD7FA83FB01" box="[1227,1296,1226,1252]" captionStart="FIGURE 1" captionStartId="2.[151,255,700,724]" captionTargetBox="[332,1254,212,656]" captionTargetId="figure@2.[320,1267,197,676]" captionTargetPageId="2" captionText="FIGURE 1. Habitus image of Sialis navasi sp. nov. (holotype), male. Scale bars = 1.0 mm." httpUri="https://zenodo.org/record/190283/files/figure.png" pageId="2" pageNumber="66">Fig. 1</figureCitation>
) somewhat narrow, slightly smoky brown; veins brown. Forewing nearly 3.5 times as long as wide, with 11 costal crossveins; scr absent; R1+2 2 or 3branched, R3+4 2branched, M1+2 simple, M3+4 bifurcate, Cu1 bifurcate, three crossveins between R1 and Rs. Hindwing slightly broader than forewing, about 3.0 times as long as wide; venations similar to forewing, with 8-10 costal crossveins.
</paragraph>
<paragraph id="9C6A36B3FFA8FF89FF204E8FFBE3F971" blockId="2.[151,1437,917,2032]" pageId="2" pageNumber="66">
Abdomen black, laterally with reddish brown markings. Ninth tergum (
<figureCitation id="04EE2A36FFA8FF89FBF94E8FFB1EFA49" box="[1052,1165,1426,1452]" captionStart="FIGURES 2 6" captionStartId="3.[151,273,1753,1777]" captionTargetBox="[272,1325,213,1717]" captionTargetId="figure@3.[151,1436,194,1729]" captionTargetPageId="3" captionText="FIGURES 2 6. Sialis navasi sp. nov., male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g 9: ninth gonocoxite; g 11: eleventh gonocoxite; s 9: ninth sternum; t 9 10: ninth to tenth tergum. Scale bars = 0.25 mm." httpUri="https://zenodo.org/record/190284/files/figure.png" pageId="2" pageNumber="66">Figs. 3, 5</figureCitation>
) in dorsal view nearly 1.5 times as wide as long, anterior margin slightly incised, posterior margin distinctly and arcuately incised, posterolaterally inflated roundly. Ninth sternum (
<figureCitation id="04EE2A36FFA8FF89FD124EC2FCFDFA1C" box="[759,878,1503,1529]" captionStart="FIGURES 2 6" captionStartId="3.[151,273,1753,1777]" captionTargetBox="[272,1325,213,1717]" captionTargetId="figure@3.[151,1436,194,1729]" captionTargetPageId="3" captionText="FIGURES 2 6. Sialis navasi sp. nov., male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g 9: ninth gonocoxite; g 11: eleventh gonocoxite; s 9: ninth sternum; t 9 10: ninth to tenth tergum. Scale bars = 0.25 mm." httpUri="https://zenodo.org/record/190284/files/figure.png" pageId="2" pageNumber="66">Figs. 46</figureCitation>
) rather short, transversely band-like, slightly depressed medially. Ninth gonocoxite (
<figureCitation id="04EE2A36FFA8FF89FD8F4D1BFD4FF9C5" box="[618,732,1542,1568]" captionStart="FIGURES 2 6" captionStartId="3.[151,273,1753,1777]" captionTargetBox="[272,1325,213,1717]" captionTargetId="figure@3.[151,1436,194,1729]" captionTargetPageId="3" captionText="FIGURES 2 6. Sialis navasi sp. nov., male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g 9: ninth gonocoxite; g 11: eleventh gonocoxite; s 9: ninth sternum; t 9 10: ninth to tenth tergum. Scale bars = 0.25 mm." httpUri="https://zenodo.org/record/190284/files/figure.png" pageId="2" pageNumber="66">Figs. 36</figureCitation>
) broad, anterodorsal portion slightly bent, posteromedially strongly narrowed into a digitiform process with tip rounded and lightly sclerotized. Tenth tergum (
<figureCitation id="04EE2A36FFA8FF89FAC14D31FA00F9A3" box="[1316,1427,1580,1606]" captionStart="FIGURES 2 6" captionStartId="3.[151,273,1753,1777]" captionTargetBox="[272,1325,213,1717]" captionTargetId="figure@3.[151,1436,194,1729]" captionTargetPageId="3" captionText="FIGURES 2 6. Sialis navasi sp. nov., male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g 9: ninth gonocoxite; g 11: eleventh gonocoxite; s 9: ninth sternum; t 9 10: ninth to tenth tergum. Scale bars = 0.25 mm." httpUri="https://zenodo.org/record/190284/files/figure.png" pageId="2" pageNumber="66">Figs. 56</figureCitation>
) lightly sclerotized, fused posteriorly with eleventh gonocoxite. Eleventh gonocoxite (
<figureCitation id="04EE2A36FFA8FF89FB5D4D4EFABCF988" box="[1208,1327,1619,1645]" captionStart="FIGURES 2 6" captionStartId="3.[151,273,1753,1777]" captionTargetBox="[272,1325,213,1717]" captionTargetId="figure@3.[151,1436,194,1729]" captionTargetPageId="3" captionText="FIGURES 2 6. Sialis navasi sp. nov., male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g 9: ninth gonocoxite; g 11: eleventh gonocoxite; s 9: ninth sternum; t 9 10: ninth to tenth tergum. Scale bars = 0.25 mm." httpUri="https://zenodo.org/record/190284/files/figure.png" pageId="2" pageNumber="66">Figs. 46</figureCitation>
) narrow, produced posteroventrad, distally with a pair of widely separated spinous processes.
</paragraph>
<paragraph id="9C6A36B3FFA8FF89FF204DBDFE36F95F" blockId="2.[151,1437,917,2032]" box="[197,421,1696,1722]" pageId="2" pageNumber="66">Female. Unknown.</paragraph>
<paragraph id="9C6A36B3FFA8FF89FF204DDAFE5FF904" blockId="2.[151,1437,917,2032]" box="[197,460,1735,1761]" pageId="2" pageNumber="66">Immatures. Unknown.</paragraph>
</subSubSection>
<subSubSection id="D4CF6538FFA8FF89FF204DF3FA11F8B0" pageId="2" pageNumber="66" type="materials_examined">
<paragraph id="9C6A36B3FFA8FF89FF204DF3FA11F8B0" blockId="2.[151,1437,917,2032]" pageId="2" pageNumber="66">
<emphasis id="AEA1EAA1FFA8FF89FF204DF3FE28F8E2" box="[197,443,1774,1799]" italics="true" pageId="2" pageNumber="66">Material examined</emphasis>
.
<typeStatus id="436E8811FFA8FF89FE2B4DF3FDD5F8ED" box="[462,582,1774,1800]" pageId="2" pageNumber="66" type="holotype">Holotype</typeStatus>
male, “Zo sé [E.
<collectingCountry id="E4C27623FFA8FF89FCD54DF3FC12F8ED" box="[816,897,1774,1800]" name="China" pageId="2" pageNumber="66">China</collectingCountry>
, Shanghai, Sheshan,
<geoCoordinate id="F9E15074FFA8FF89FB734DF3FA96F8ED" box="[1174,1285,1774,1800]" direction="north" orientation="latitude" pageId="2" pageNumber="66" precision="925" value="31.1">31°06'N</geoCoordinate>
,
<geoCoordinate id="F9E15074FFA8FF89FAF64DF3FA1CF8ED" box="[1299,1423,1774,1800]" direction="east" orientation="longitude" pageId="2" pageNumber="66" precision="925" value="121.183334">121°11'E</geoCoordinate>
],
<date id="E86B1073FFA8FF89FF724C09FEB1F8CB" box="[151,290,1812,1838]" pageId="2" pageNumber="66" value="1933-04-14">14.IV.1933</date>
, Savio [1st label, handwritten, yellow]”, “
<taxonomicName id="5BD54D30FFA8FF89FCCA4C09FBACF8CB" authority="Weele" authorityName="Weele" box="[815,1087,1812,1838]" class="Insecta" family="Sialidae" genus="Sialis" kingdom="Animalia" order="Megaloptera" pageId="2" pageNumber="66" phylum="Arthropoda" rank="species" species="japonica">Sialis japonica Weele</taxonomicName>
, det. Navás S. J. [2nd label, handwritten with printed name of Navás S. J., yellow]” (
<collectionCode id="FAC4AE76FFA8FF89FCCB4C26FCF6F8B0" LSID="urn:lsid:biocol.org:col:33211" box="[814,869,1851,1877]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:33211" name="Senckenberg Deutsches Entomologisches Institut" pageId="2" pageNumber="66">DEI</collectionCode>
).
<typeStatus id="436E8811FFA8FF89FC9D4C26FC4DF8B0" box="[888,990,1851,1877]" pageId="2" pageNumber="66" type="paratype">Paratype</typeStatus>
male, same data as
<typeStatus id="436E8811FFA8FF89FB2C4C26FABCF8B0" box="[1225,1327,1851,1877]" pageId="2" pageNumber="66" type="holotype">holotype</typeStatus>
(
<collectionCode id="FAC4AE76FFA8FF89FADA4C26FAE6F8B0" LSID="urn:lsid:biocol.org:col:33211" box="[1343,1397,1851,1877]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:33211" name="Senckenberg Deutsches Entomologisches Institut" pageId="2" pageNumber="66">DEI</collectionCode>
).
</paragraph>
</subSubSection>
<subSubSection id="D4CF6538FFA8FF89FF204C7FFE11F815" pageId="2" pageNumber="66" type="distribution">
<paragraph id="9C6A36B3FFA8FF89FF204C7FFE11F815" blockId="2.[151,1437,917,2032]" pageId="2" pageNumber="66">
<emphasis id="AEA1EAA1FFA8FF89FF204C7FFEC7F89E" box="[197,340,1890,1915]" italics="true" pageId="2" pageNumber="66">Distribution</emphasis>
. The
<typeStatus id="436E8811FFA8FF89FE7D4C7FFE59F899" box="[408,458,1890,1916]" pageId="2" pageNumber="66">type</typeStatus>
locality, Sheshan, is located very close to the metropolitan center of Shanghai, one of the largest cities in mainland
<collectingCountry id="E4C27623FFA8FF89FDF74C95FDCFF847" box="[530,604,1928,1954]" name="China" pageId="2" pageNumber="66">China</collectingCountry>
. This suggests that the
<typeStatus id="436E8811FFA8FF89FC8B4C95FC32F847" box="[878,929,1928,1954]" pageId="2" pageNumber="66">type</typeStatus>
habitat for this new species may no longer exist. The species could be extincted; although, it may be located in suitable habitat in adjacent Jiangsu and Zhejiang Provinces.
</paragraph>
</subSubSection>
<caption id="C8AA663BFFA9FF88FF724DC4FB99F8D3" httpUri="https://zenodo.org/record/190284/files/figure.png" pageId="3" pageNumber="67" targetBox="[272,1325,213,1717]" targetPageId="3">
<paragraph id="9C6A36B3FFA9FF88FF724DC4FB99F8D3" blockId="3.[151,1436,1753,1846]" pageId="3" pageNumber="67">
<emphasis id="AEA1EAA1FFA9FF88FF724DC4FED2F914" bold="true" box="[151,321,1753,1777]" pageId="3" pageNumber="67">FIGURES 26</emphasis>
.
<taxonomicName id="5BD54D30FFA9FF88FEB44DC7FE4DF914" box="[337,478,1754,1777]" class="Insecta" family="Sialidae" genus="Sialis" kingdom="Animalia" order="Megaloptera" pageId="3" pageNumber="67" phylum="Arthropoda" rank="species" species="navasi" status="sp. nov.">
<emphasis id="AEA1EAA1FFA9FF88FEB44DC7FE4DF914" box="[337,478,1754,1777]" italics="true" pageId="3" pageNumber="67">Sialis navasi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B59257DAFFA9FF88FE034DC7FDD3F914" box="[486,576,1754,1777]" pageId="3" pageNumber="67" rank="species">sp. nov.</taxonomicNameLabel>
, male. 2. Male head and prothorax, dorsal view; 3. Genitalia, dorsal view; 4. Genitalia, ventral view; 5. Genitalia, lateral view; 6. Genitalia, caudal view. g9: ninth gonocoxite; g11: eleventh gonocoxite; s9: ninth sternum; t910: ninth to tenth tergum. Scale bars = 0.25 mm.
</paragraph>
</caption>
<subSubSection id="D4CF6538FFA9FF88FF204C74FC09F84C" pageId="3" pageNumber="67" type="etymology">
<paragraph id="9C6A36B3FFA9FF88FF204C74FC09F84C" blockId="3.[151,1437,1896,2000]" pageId="3" pageNumber="67">
<emphasis id="AEA1EAA1FFA9FF88FF204C74FED5F867" box="[197,326,1897,1922]" italics="true" pageId="3" pageNumber="67">Etymology</emphasis>
. The new species is dedicated to the Spanish entomologist Longinos Navás, who worked extensively on worldwide Neuropterida in the early 20th Century.
</paragraph>
</subSubSection>
<subSubSection id="D4CF6538FFA9FF8FFF204CABFED6FE7F" lastPageId="4" lastPageNumber="68" pageId="3" pageNumber="67" type="discussion">
<paragraph id="9C6A36B3FFA9FF8FFF204CABFED6FE7F" blockId="3.[151,1437,1896,2000]" lastBlockId="4.[151,1436,152,410]" lastPageId="4" lastPageNumber="68" pageId="3" pageNumber="67">
<emphasis id="AEA1EAA1FFA9FF88FF204CABFEB8F82A" box="[197,299,1974,1999]" italics="true" pageId="3" pageNumber="67">Remarks</emphasis>
. The new species is similar to
<taxonomicName id="5BD54D30FFA9FF88FD744CABFB9AF835" authority="McLachlan, 1872" authorityName="McLachlan" authorityYear="1872" box="[657,1033,1974,2000]" class="Insecta" family="Sialidae" genus="Sialis" kingdom="Animalia" order="Megaloptera" pageId="3" pageNumber="67" phylum="Arthropoda" rank="species" species="sibirica">
<emphasis id="AEA1EAA1FFA9FF88FD744CABFCA0F82A" box="[657,819,1974,1999]" italics="true" pageId="3" pageNumber="67">Sialis sibirica</emphasis>
<bibRefCitation id="F8444B42FFA9FF88FCDF4CABFB9AF835" author="McLachlan" box="[826,1033,1974,2000]" pageId="3" pageNumber="68" refString="McLachlan, R. (1872) Materiaux pour une faune neuropterologique de l'Asie septentrionale. Seconde partie, Non- Odonates. Annales de la Societe Royale d'Entomologie de Belgique, 15, 47 - 77." type="journal article" year="1872">McLachlan, 1872</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="5BD54D30FFA9FF88FBA54CABFB50F82A" box="[1088,1219,1974,1999]" class="Insecta" family="Sialidae" genus="Sialis" kingdom="Animalia" order="Megaloptera" pageId="3" pageNumber="67" phylum="Arthropoda" rank="species" species="japonica">
<emphasis id="AEA1EAA1FFA9FF88FBA54CABFB50F82A" box="[1088,1219,1974,1999]" italics="true" pageId="3" pageNumber="67">S. japonica</emphasis>
</taxonomicName>
based on the male ninth gonocoxite being strongly narrowed posteriorly into an obtusely tapered process. However, the new species is much smaller than either of these species. Additionally, it can be easily distinguished from the latter two species by the male ninth tergum being laterally inflated and by the compactly fused male tenth tergum and eleventh gonocoxite. In
<taxonomicName id="5BD54D30FFAEFF8FFE094A11FDF5FEC0" box="[492,614,268,293]" class="Insecta" family="Sialidae" genus="Sialis" kingdom="Animalia" order="Megaloptera" pageId="4" pageNumber="68" phylum="Arthropoda" rank="species" species="sibirica">
<emphasis id="AEA1EAA1FFAEFF8FFE094A11FDF5FEC0" box="[492,614,268,293]" italics="true" pageId="4" pageNumber="68">S. sibirica</emphasis>
</taxonomicName>
and
<taxonomicName id="5BD54D30FFAEFF8FFD444A11FCBBFEC0" box="[673,808,268,293]" class="Insecta" family="Sialidae" genus="Sialis" kingdom="Animalia" order="Megaloptera" pageId="4" pageNumber="68" phylum="Arthropoda" rank="species" species="japonica">
<emphasis id="AEA1EAA1FFAEFF8FFD444A11FCBBFEC0" box="[673,808,268,293]" italics="true" pageId="4" pageNumber="68">S. japonica</emphasis>
</taxonomicName>
, the male ninth tergum is simply convex posteriorly without inflation and the male tenth tergum is distinctly separate from the eleventh gonocoxite. Although the scr of the forewings is absent in the
<typeStatus id="436E8811FFAEFF8FFDAE4A44FD26FE96" box="[587,693,345,371]" pageId="4" pageNumber="68" type="holotype">holotype</typeStatus>
, it is present in the
<typeStatus id="436E8811FFAEFF8FFC7D4A44FB93FE96" box="[920,1024,345,371]" pageId="4" pageNumber="68" type="paratype">paratype</typeStatus>
, which is probably the typical state of this species.
</paragraph>
</subSubSection>
</treatment>
</document>