319 lines
33 KiB
XML
319 lines
33 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1135.93800" ID-Pensoft-Pub="1313-2970-1135-1" ID-Pensoft-UUID="D264615FC98353B58E89E7FD655988C6" ID-ZooBank="0915A6D8A8C54C7A95601D6EF9E14B0F" ModsDocID="1313-2970-1135-1" checkinTime="1670952524096" checkinUser="pensoft" docAuthor="Kaltenbach, Thomas, Kluge, Nikita J. & Gattolliat, Jean-Luc" docDate="2022" docId="19C267A06F2B5990A40121AEDD8A141A" docLanguage="en" docName="ZooKeys 1135: 1-59" docOrigin="ZooKeys 1135" docPubDate="2022-12-12" docSource="http://dx.doi.org/10.3897/zookeys.1135.93800" docTitle="Branchiobaetis aduncus Kaltenbach & Kluge & Gattolliat 2022, sp. nov." docType="treatment" docUuid="FE94DE11-B90B-42F7-81F8-FB99DA52F090" docUuidSource="ZooBank" docVersion="1" id="D264615FC98353B58E89E7FD655988C6" lastPageNumber="1" masterDocId="D264615FC98353B58E89E7FD655988C6" masterDocTitle="A widespread new genus of Baetidae (Baetidae, Ephemeroptera) from Southeast Asia" masterLastPageNumber="59" masterPageNumber="1" pageNumber="1" updateTime="1670952524096" updateUser="pensoft">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>A widespread new genus of Baetidae (Baetidae, Ephemeroptera) from Southeast Asia</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Kaltenbach, Thomas</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-8052-0388</mods:nameIdentifier>
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<mods:affiliation>Museum of Zoology, Palais de Rumine, Place Riponne 6, CH- 1005 Lausanne, Switzerland & University of Lausanne (UNIL), Department of Ecology and Evolution, CH- 1015 Lausanne, Switzerland</mods:affiliation>
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<mods:nameIdentifier type="email">thomas.kaltenbach@bluewin.ch</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Kluge, Nikita J.</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-9741-7790</mods:nameIdentifier>
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<mods:affiliation>Department of Entomology, Biological Faculty, Saint-Petersburg State University, Universitetskaya nab., 7 / 9, Saint Petersburg, 199034, Russia</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Gattolliat, Jean-Luc</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-5873-5083</mods:nameIdentifier>
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<mods:affiliation>Museum of Zoology, Palais de Rumine, Place Riponne 6, CH- 1005 Lausanne, Switzerland & University of Lausanne (UNIL), Department of Ecology and Evolution, CH- 1015 Lausanne, Switzerland</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2022</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2022-12-12</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1135</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>59</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.1135.93800</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1135.93800</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1135-1</mods:identifier>
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<mods:identifier type="ZooBank">0915A6D8A8C54C7A95601D6EF9E14B0F</mods:identifier>
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||
<mods:identifier type="Pensoft-UUID">D264615FC98353B58E89E7FD655988C6</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:zoobank.org:act:FE94DE11-B90B-42F7-81F8-FB99DA52F090" httpUri="http://treatment.plazi.org/id/19C267A06F2B5990A40121AEDD8A141A" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection pageId="0" pageNumber="1" type="nomenclature">
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<paragraph pageId="0" pageNumber="1">
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3.
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<taxonomicName LSID="https://zoobank.org/FE94DE11-B90B-42F7-81F8-FB99DA52F090" authority="Kaltenbach & Kluge & Gattolliat, 2022" authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="Branchiobaetis aduncus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="aduncus" status="sp. nov.">Branchiobaetis aduncus</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="1">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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||
<subSubSection pageId="0" pageNumber="1" type="description">
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||
<paragraph pageId="0" pageNumber="1">
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<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">Figs 14</figureCitation>
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">, 15</figureCitation>
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<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Habitus, larvae, dorsal view a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. (Sumatra, volcano Sago) d Branchiobaetis joachimi sp. nov. (Sumatra, Bukit Barisan, above Padang)." figureDoi="10.3897/zookeys.1135.93800.figure24" httpUri="https://binary.pensoft.net/fig/780354" pageId="0" pageNumber="1">, 24a</figureCitation>
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<figureCitation captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Larva, tergalii IV a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. d Branchiobaetis minangkabau sp. nov. e Branchiobaetis jhoanae sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure26" httpUri="https://binary.pensoft.net/fig/780356" pageId="0" pageNumber="1">, 26a</figureCitation>
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<figureCitation captionStart="Figure 28" captionStartId="F28" captionText="Figure 28. Distribution maps a, b new species of Branchiobaetis gen. nov. in Sumatra." figureDoi="10.3897/zookeys.1135.93800.figure28" httpUri="https://binary.pensoft.net/fig/780358" pageId="0" pageNumber="1">, 28a</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="type material">
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<paragraph pageId="0" pageNumber="1">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">
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<emphasis italics="true" pageId="0" pageNumber="1">Holotype</emphasis>
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.
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</emphasis>
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Indonesia • Sumatra, volcano Singgalang, River Caruak;
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<geoCoordinate degrees="00" direction="south" minutes="23" orientation="latitude" precision="15" seconds="03" value="-0.38416666">00°23'03"S</geoCoordinate>
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,
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<geoCoordinate degrees="100" direction="east" minutes="21" orientation="longitude" precision="15" seconds="24" value="100.35667">100°21'24"E</geoCoordinate>
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; 1640 m; 23.III.2014, leg. M. Gueuning; larva on slide; GBIFCH00422219; MZL.
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<emphasis bold="true" pageId="0" pageNumber="1">
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<emphasis italics="true" pageId="0" pageNumber="1">Paratypes</emphasis>
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.
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</emphasis>
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Same data as holotype; 1 larva on slide; GBIFCH00422126; MZL; 4 larvae in alcohol; GBIFCH00422185, GBIFCH00422194, GBIFCH00422203, GBIFCH00422209; MZL. Indonesia • Aceh, Mt. Leuser area, Kedah rainforest lodge;
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<geoCoordinate degrees="03" direction="south" minutes="58" orientation="latitude" precision="15" seconds="36" value="-3.9766667">03°58'36"S</geoCoordinate>
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,
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<geoCoordinate degrees="97" direction="east" minutes="15" orientation="longitude" precision="15" seconds="17" value="97.25472">97°15'17"E</geoCoordinate>
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; 1300 m, 3.-12.X.2013, leg. M. Balke; larva on slide; GBIFCH00515622; MZB (temporarily housed in MZL) • Sumatra Barat, Talang, 20 km south of Solok;
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<geoCoordinate degrees="00" direction="south" minutes="52" orientation="latitude" precision="15" seconds="52" value="-0.88111115">00°52'52"S</geoCoordinate>
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,
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<geoCoordinate degrees="100" direction="east" minutes="37" orientation="longitude" precision="15" seconds="23" value="100.623055">100°37'23"E</geoCoordinate>
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; 650 m; 25.V.2010; leg. J.-M. Elouard; larva on slide; GBIFCH00592486; MZL.
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</paragraph>
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<caption doi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1" start="Figure 14" startId="F14">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 14.</emphasis>
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis aduncus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="aduncus">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis aduncus</emphasis>
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</taxonomicName>
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sp. nov., larva
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<emphasis bold="true" pageId="0" pageNumber="1">a</emphasis>
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labrum (left: ventral view, right: dorsal view)
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<emphasis bold="true" pageId="0" pageNumber="1">b</emphasis>
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right mandible
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<emphasis bold="true" pageId="0" pageNumber="1">c</emphasis>
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right prostheca
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<emphasis bold="true" pageId="0" pageNumber="1">d</emphasis>
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apex of right mandible
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<emphasis bold="true" pageId="0" pageNumber="1">e</emphasis>
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left mandible
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<emphasis bold="true" pageId="0" pageNumber="1">f</emphasis>
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left prostheca
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<emphasis bold="true" pageId="0" pageNumber="1">g</emphasis>
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apex of left mandible
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<emphasis bold="true" pageId="0" pageNumber="1">h</emphasis>
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hypopharynx and superlinguae
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<emphasis bold="true" pageId="0" pageNumber="1">i</emphasis>
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maxilla
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<emphasis bold="true" pageId="0" pageNumber="1">j</emphasis>
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labium (left: ventral view, right: dorsal view)
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<emphasis bold="true" pageId="0" pageNumber="1">k</emphasis>
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apex of paraglossa.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="differential diagnosis">
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<paragraph pageId="0" pageNumber="1">Differential diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Larva.</emphasis>
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Following combination of characters distinguish
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<taxonomicName class="Insecta" kingdom="Animalia" lsidName="B. aduncus" order="Ephemeroptera" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="aduncus">
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<emphasis italics="true" pageId="0" pageNumber="1">B. aduncus</emphasis>
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</taxonomicName>
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sp. nov. from other species of
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis" order="Ephemeroptera" pageId="0" pageNumber="1" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis</emphasis>
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</taxonomicName>
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gen. nov.: A) labial palp segment II with medium triangular protuberance, segment III apically rounded (Fig.
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<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14j</figureCitation>
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); B) incisor of right mandible with ventral denticle (Fig.
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<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14b, d</figureCitation>
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); C) dorsal margin of femur with row of medium, spine-like setae, basally longer and clavate; additional row of short, hook-like setae along margin (Fig.
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15a-c</figureCitation>
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); D) dorsal margin of tibia and tarsus with row of short, hook-like setae (Fig.
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15a, c</figureCitation>
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); E) posterior margin of tergites: I smooth, without spines; II-V rounded, wider than long; VI partly rounded, partly triangular; VII-IX triangular, narrower and longer towards last segment (Fig.
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15f</figureCitation>
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); posterior margins of sternites: I-VI smooth, without spines; VII-IX with small, spaced, triangular spines; F) paraproct with short, stout, apically rounded setae along posterior margin (Fig.
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15h</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1" start="Figure 15" startId="F15">
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Figure 15.</emphasis>
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<taxonomicName authorityName="Kaltenbach & Kluge & Gattolliat" authorityYear="2022" family="Baetidae" genus="Branchiobaetis" kingdom="Animalia" lsidName="Branchiobaetis aduncus" order="Ephemeroptera" pageId="0" pageNumber="1" rank="species" species="aduncus">
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<emphasis italics="true" pageId="0" pageNumber="1">Branchiobaetis aduncus</emphasis>
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</taxonomicName>
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sp. nov., larva
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<emphasis bold="true" pageId="0" pageNumber="1">a</emphasis>
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foreleg
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<emphasis bold="true" pageId="0" pageNumber="1">b</emphasis>
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seta of femur basal dorsal margin
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<emphasis bold="true" pageId="0" pageNumber="1">c</emphasis>
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hook-like seta of leg dorsal margins
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<emphasis bold="true" pageId="0" pageNumber="1">d</emphasis>
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fore femur apex, posterior view
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<emphasis bold="true" pageId="0" pageNumber="1">e</emphasis>
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fore claw
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<emphasis bold="true" pageId="0" pageNumber="1">f</emphasis>
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tergum IV
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<emphasis bold="true" pageId="0" pageNumber="1">g</emphasis>
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tergalius IV
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<emphasis bold="true" pageId="0" pageNumber="1">h</emphasis>
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paraproct
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<emphasis bold="true" pageId="0" pageNumber="1">i</emphasis>
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base of antenna.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">Description.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" pageId="0" pageNumber="1">Larva</emphasis>
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(Figs
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<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14</figureCitation>
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,
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15</figureCitation>
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,
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<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Habitus, larvae, dorsal view a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. (Sumatra, volcano Sago) d Branchiobaetis joachimi sp. nov. (Sumatra, Bukit Barisan, above Padang)." figureDoi="10.3897/zookeys.1135.93800.figure24" httpUri="https://binary.pensoft.net/fig/780354" pageId="0" pageNumber="1">24a</figureCitation>
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,
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<figureCitation captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Larva, tergalii IV a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. d Branchiobaetis minangkabau sp. nov. e Branchiobaetis jhoanae sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure26" httpUri="https://binary.pensoft.net/fig/780356" pageId="0" pageNumber="1">26a</figureCitation>
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). Body length 7.0-8.1 mm. Caudalii broken. Antenna: ca. 2.5
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<normalizedToken originalValue="×">x</normalizedToken>
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as long as head length.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Colouration</emphasis>
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(Fig.
|
||
<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Habitus, larvae, dorsal view a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. (Sumatra, volcano Sago) d Branchiobaetis joachimi sp. nov. (Sumatra, Bukit Barisan, above Padang)." figureDoi="10.3897/zookeys.1135.93800.figure24" httpUri="https://binary.pensoft.net/fig/780354" pageId="0" pageNumber="1">24a</figureCitation>
|
||
). Head, thorax, and abdomen dorsally brown, ventrally light brown. Femur light brown, apically and dorsally along margin dark brown, with large, distomedial, dark brown spot; tibia light brown, basally along patella-tibial suture darker, tarsus dark brown. Caudalii light brown, primary swimming setae dark brown.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Antenna</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15i</figureCitation>
|
||
). Scape distally and outside distolaterally with short, stout, apically rounded setae.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Labrum</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14a</figureCitation>
|
||
). Length 0.6
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
maximum width. Submarginal arc of setae composed of nine or ten long, simple setae.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Right mandible</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14b-d</figureCitation>
|
||
). Incisor blade-like with three denticles and a ventral denticle; kinetodontium with four denticles. Margin between prostheca and mola straight.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Left mandible</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14e-g</figureCitation>
|
||
). Incisor blade-like with four denticles; kinetodontium with three denticles. Margin between prostheca and mola straight, with minute denticles towards subtriangular process.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">Both mandibles with lateral margins slightly convex.</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Hypopharynx and superlinguae</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14h</figureCitation>
|
||
). Lingua as long as superlinguae. Lingua longer than broad; medial tuft of stout setae well developed. Superlinguae distally rounded; lateral margins rounded; fine, long, simple setae along distal margin.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Maxilla</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14i</figureCitation>
|
||
). Galea-lacinia ventrally with two simple, apical setae under canines. Medially with one pectinate, spine-like seta and six or seven medium, simple setae. Maxillary palp approx. as long as galea-lacinia; palp segment II approx. as long as segment I; setae on maxillary palp fine, simple, scattered over surface of segments I and II.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Labium</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Branchiobaetis aduncus sp. nov., larva a labrum (left: ventral view, right: dorsal view) b right mandible c right prostheca d apex of right mandible e left mandible f left prostheca g apex of left mandible h hypopharynx and superlinguae i maxilla j labium (left: ventral view, right: dorsal view) k apex of paraglossa." figureDoi="10.3897/zookeys.1135.93800.figure14" httpUri="https://binary.pensoft.net/fig/780344" pageId="0" pageNumber="1">14j, k</figureCitation>
|
||
). Inner margin of glossa with ca. nine spine-like setae, increasing in length distally; apex with one long, one medium and one short, robust setae; outer margin with ca. nine spine-like setae; Paraglossa with three short, simple setae in anteromedial area and one in posterolateral area; dorsally with three long, spine-like setae near inner margin. Labial palp with segment I 1.1
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
length of segments II and III combined. Segment I ventrally with short, fine, simple setae. Segment II with medium, triangular, distomedial protuberance; distomedial protuberance 0.5
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
width of base of segment III; ventral surface with short, fine, simple setae; dorsally with five or six spine-like setae near outer margin. Segment III apically rounded; length 0.8
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
maximum width; ventrally covered with short, spine-like, simple setae and short, fine, simple setae.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Foreleg</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15a-e</figureCitation>
|
||
). Ratio of foreleg segments 1.3:1.0:0.5:0.2.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Femur</emphasis>
|
||
. Length ca. 3
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
maximum width. Dorsal margin with row of 6-9 medium, curved, spine-like setae and basally 10-12 longer, clavate setae. Additional row of short, stout, hook-like setae along dorsal margin. Apex rounded, with pair of spine-like setae; short, stout, hook-like setae on anterior and posterior side. Short, stout, apically rounded setae scattered along ventral margin.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Tibia</emphasis>
|
||
. Dorsal margin with two irregular rows of short, stout, hook-like setae. Surface with short, stout, hook-like setae along patella-tibial suture. Ventral margin with row of short, curved, spine-like setae, on apex a tuft of fine, simple setae.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Tarsus</emphasis>
|
||
. Dorsal margin with row of short, stout, hook-like setae and row of fine, simple setae.
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Claw</emphasis>
|
||
with one row of ten or eleven denticles, distal denticle much longer than other denticles.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Terga</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15f</figureCitation>
|
||
). Surface with irregular rows of U-shaped scale bases and scattered fine, simple setae. Posterior margin of tergites: I smooth, without spines; II-V rounded, wider than long; VI partly rounded, partly triangular; VII-IX triangular, narrower and longer towards last segment. Posterior margins of sternites: I-VI smooth, without spines; VII-IX with small, spaced, triangular spines.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Tergalii</emphasis>
|
||
(Figs
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15g</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Larva, tergalii IV a Branchiobaetis aduncus sp. nov. b Branchiobaetis hamatus sp. nov. c Branchiobaetis joachimi sp. nov. d Branchiobaetis minangkabau sp. nov. e Branchiobaetis jhoanae sp. nov." figureDoi="10.3897/zookeys.1135.93800.figure26" httpUri="https://binary.pensoft.net/fig/780356" pageId="0" pageNumber="1">26a</figureCitation>
|
||
). Tracheae extending from main trunk to inner and outer margins; with light brown band along main trunk of tracheae on anal side. Tergalius I 2/3 as long as segment II, tergalius IV as long as length of segments V and 1/3 VI combined, tergalius VII as long as length of segment VIII.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Paraproct</emphasis>
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Branchiobaetis aduncus sp. nov., larva a foreleg b seta of femur basal dorsal margin c hook-like seta of leg dorsal margins d fore femur apex, posterior view e fore claw f tergum IV g tergalius IV h paraproct i base of antenna." figureDoi="10.3897/zookeys.1135.93800.figure15" httpUri="https://binary.pensoft.net/fig/780345" pageId="0" pageNumber="1">15h</figureCitation>
|
||
). Posterior margin with 12-16 stout spines. Short, stout, apically rounded setae near posterior margin. Surface scattered with scale bases, micropores and fine, simple setae.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="1" type="etymology">
|
||
<paragraph pageId="0" pageNumber="1">Etymology.</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
Based on the Latin word
|
||
<emphasis italics="true" pageId="0" pageNumber="1">aduncus</emphasis>
|
||
, meaning hooked, with reference to the hook-like setae on the legs.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="1" type="distribution">
|
||
<paragraph pageId="0" pageNumber="1">Distribution.</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">
|
||
Indonesia: Sumatra (Fig.
|
||
<figureCitation captionStart="Figure 28" captionStartId="F28" captionText="Figure 28. Distribution maps a, b new species of Branchiobaetis gen. nov. in Sumatra." figureDoi="10.3897/zookeys.1135.93800.figure28" httpUri="https://binary.pensoft.net/fig/780358" pageId="0" pageNumber="1">28a</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="1" type="biological aspects">
|
||
<paragraph pageId="0" pageNumber="1">Biological aspects.</paragraph>
|
||
<paragraph pageId="0" pageNumber="1">The species was found at altitudes from 650 m to 1640 m, most specimens were collected in a forest stream with the following parameters: slope below 5%, width 1-3 m, depth 15-30 cm, velocity 0.2 m/s, water temperature 17 °C, pH 7, stream bed dominated by boulder, stones, and gravel.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |