400 lines
47 KiB
XML
400 lines
47 KiB
XML
<document ID-CLB-Dataset="3530" ID-DOI="http://dx.doi.org/10.3897/afrinvertebr.62.73911" ID-GBIF-Dataset="21ca9a8e-41e9-40e1-8858-01834b716ec6" ID-Pensoft-Pub="2305-2562-2-465" ID-Pensoft-UUID="8A4D6DDC71045E939CBAE666537D4D5E" ID-ZooBank="1AD5CF82F14B4ADA80344646C0AF300D" ModsDocID="2305-2562-62-2-465" checkinTime="1636778585649" checkinUser="pensoft" docAuthor="Kaltenbach, Thomas & Gattolliat, Jean-Luc" docDate="2021" docId="E80635D7273A59B78BED44574B3C4762" docLanguage="en" docName="AfrInvert 62(2): 465-484" docOrigin="African Invertebrates 62 (2)" docPubDate="2021-11-12" docSource="http://dx.doi.org/10.3897/afrinvertebr.62.73911" docTitle="Megalabiops Kaltenbach & Gattolliat 2021, gen. nov." docType="treatment" docUuid="871DA221-4FDB-4CF6-B81B-88E6C35527AB" docUuidSource="ZooBank" docVersion="5" id="8A4D6DDC71045E939CBAE666537D4D5E" lastPageNumber="465" masterDocId="8A4D6DDC71045E939CBAE666537D4D5E" masterDocTitle="A new genus from Madagascar with strongly enlarged labium (Ephemeroptera, Baetidae)" masterLastPageNumber="484" masterPageNumber="465" pageNumber="465" updateTime="1732830174533" updateUser="ExternalLinkService">
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<mods:titleInfo id="0C958D6E054EC21AC73BB9F4FCF7A077">
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<mods:title id="848FCD7A5C4B9917F6D3732F8396C3F6">A new genus from Madagascar with strongly enlarged labium (Ephemeroptera, Baetidae)</mods:title>
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</mods:titleInfo>
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<mods:name id="95E01D60ABC09588A93D3B629B2519CA" type="personal">
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<mods:roleTerm id="60EE2C0948ED01F6161D647494BEC0DA">Author</mods:roleTerm>
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<mods:namePart id="38CA0593C981489BFDEBB2132DC81D34">Kaltenbach, Thomas</mods:namePart>
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<mods:nameIdentifier id="8C6A69872CFE9AF1DF5E45FA0FC52C5C" type="ORCID">https://orcid.org/0000-0001-8052-0388</mods:nameIdentifier>
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<mods:affiliation id="6B94E2FB87AB992F2410D82BC23F6F9C">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 id="61CD841DE0A26C16923A456C9E1C81B9" type="email">thomas.kaltenbach@bluewin.ch</mods:nameIdentifier>
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<mods:namePart id="478605FB15BB8C8019AFD4A3F56BFCEF">Gattolliat, Jean-Luc</mods:namePart>
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<mods:nameIdentifier id="2D634AE486A58195EC4D8ABF2DF6C721" type="ORCID">https://orcid.org/0000-0001-5873-5083</mods:nameIdentifier>
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<mods:affiliation id="5EA4D3A9894B4240660A8CC3777DE9D2">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:title id="F3B1FFB4C6B1C4E516B0192CEBA606C4">African Invertebrates</mods:title>
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<mods:date id="2CB691D10F1C07F45FCC28F375737470">2021</mods:date>
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<mods:number id="DAF02C4518F0410985905B0AC5CE294F">2021-11-12</mods:number>
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<mods:number id="C08789FB6C98FF031893519E0830E23F">62</mods:number>
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<mods:start id="2ACDE965E7617D9BC416CE02DEAB65E1">465</mods:start>
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<mods:url id="0B4B7A849BE4D4CBC50834EAE1F496D6">http://dx.doi.org/10.3897/afrinvertebr.62.73911</mods:url>
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<treatment id="E80635D7273A59B78BED44574B3C4762" ID-GBIF-Taxon="190303533" LSID="urn:lsid:zoobank.org:act:871DA221-4FDB-4CF6-B81B-88E6C35527AB" httpUri="http://treatment.plazi.org/id/E80635D7273A59B78BED44574B3C4762" lastPageNumber="465" pageId="0" pageNumber="465" scope_family="Baetidae" scope_order="Ephemeroptera">
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<subSubSection id="6F585CDB60D30172025CC2FE2B67C9C6" pageId="0" pageNumber="465" type="nomenclature">
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<paragraph id="E6FC8079AF05BDCE1F45289DD7CF8CCA" pageId="0" pageNumber="465">
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<taxonomicName id="EC70C63B85D25052AABDD6C540A0C293" LSID="http://zoobank.org/871DA221-4FDB-4CF6-B81B-88E6C35527AB" authority="Kaltenbach & Gattolliat, 2021" authorityName="Kaltenbach & Gattolliat" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops" order="Diptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="genus" status="gen. nov.">Megalabiops</taxonomicName>
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<taxonomicNameLabel id="2EC4A521DC32A58EB5E1156204332916" pageId="0" pageNumber="465">gen. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection id="7C4FF4312FA50C8791BD10941C26609F" pageId="0" pageNumber="465" type="description">
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<paragraph id="E84FC66AB909DBED9D225C27389161E7" pageId="0" pageNumber="465">
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<figureCitation id="42BFB69879A1F70B05372B25CBB05527" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Megalabiops madagasikara gen. et sp. nov., habitus, nymph a dorsal view b ventral view c, d lateral view. Scale bars: 1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure1" httpUri="https://binary.pensoft.net/fig/610392" pageId="0" pageNumber="465">Figures 1</figureCitation>
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<figureCitation id="CBF8CD7BE7D3CBEABE58525A03F3C8EB" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Megalabiops madagasikara gen. et sp. nov., nymph morphology a frontal section of head b head, ventral view c labium, lateral view d head, ventrolateral view. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure2" httpUri="https://binary.pensoft.net/fig/610393" pageId="0" pageNumber="465">, 2</figureCitation>
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<figureCitation id="02615D80620488F1F02E187A8195D33F" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465">, 3</figureCitation>
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<figureCitation id="9D2957CB82D53D2C942409C438374A70" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Megalabiops madagasikara gen. et sp. nov., nymph morphology a hypopharynx and superlinguae b maxilla (ds: denti-seta) c seta at tip of maxilla d labium (left: ventral view, right: dorsal view) e apex of paraglossa (ventral view). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure4" httpUri="https://binary.pensoft.net/fig/610395" pageId="0" pageNumber="465">, 4</figureCitation>
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<figureCitation id="C67982C9B0F3277D304D49F5BF16835F" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Megalabiops madagasikara gen. et sp. nov., nymph morphology a foreleg b fore claw c hind leg d head. Scale bars: 0.2 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure5" httpUri="https://binary.pensoft.net/fig/610396" pageId="0" pageNumber="465">, 5</figureCitation>
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<figureCitation id="59222CD1D41C752538640A233F4F510E" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Megalabiops madagasikara gen. et sp. nov., nymph morphology a tergite IV (posterior margin) b paraproct c gill IV (with enlarged margins). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure6" httpUri="https://binary.pensoft.net/fig/610397" pageId="0" pageNumber="465">, 6</figureCitation>
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<figureCitation id="25CF37BF5DBFC30B557FFFA924AB8974" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Megalabiops madagasikara gen. et sp. nov., distribution in Madagascar." figureDoi="10.3897/afrinvertebr.62.73911.figure7" httpUri="https://binary.pensoft.net/fig/610398" pageId="0" pageNumber="465">, 7</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="09B01A1AE11453B69EBD864759FBD85D" pageId="0" pageNumber="465" type="type species">
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<paragraph id="0327C76D42F4635C137380DB2A5B5427" pageId="0" pageNumber="465">Type species.</paragraph>
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<paragraph id="DB032ED89DC92281758D5D36F8EA1B96" pageId="0" pageNumber="465">
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<taxonomicName id="05F31444629292581CE846BAF7915B75" authorityName="gen. et" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops madagasikara" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="species" species="madagasikara">
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<emphasis id="6B2D24105264A6FCF931D902E0CE3F25" italics="true" pageId="0" pageNumber="465">Megalabiops madagasikara</emphasis>
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</taxonomicName>
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gen. et sp. nov., by present designation.
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</paragraph>
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</subSubSection>
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<subSubSection id="0A390E87236C3E9BBD08686AC19FFBA3" pageId="0" pageNumber="465" type="diagnosis">
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<paragraph id="2B53BC76B4588BC8B2A2BE95658C949D" pageId="0" pageNumber="465">Diagnosis.</paragraph>
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<paragraph id="2BDAEB197491CBAE57B8374830DB7E6E" pageId="0" pageNumber="465">
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<emphasis id="1C3AC7479CBFF591B1A9CADE30D7F735" bold="true" pageId="0" pageNumber="465">Nymph.</emphasis>
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This new genus is distinguished by the combination of the following characters: A) body rather short and stocky (Fig.
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<figureCitation id="A871E196BEBB1287796F97A9021AD8D3" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Megalabiops madagasikara gen. et sp. nov., habitus, nymph a dorsal view b ventral view c, d lateral view. Scale bars: 1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure1" httpUri="https://binary.pensoft.net/fig/610392" pageId="0" pageNumber="465">1</figureCitation>
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); B) base of antennae close to each other, with rather broad carina between them (Fig.
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<figureCitation id="92E13DA54E81228C6B07AD85FE4A1E7D" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Megalabiops madagasikara gen. et sp. nov., nymph morphology a frontal section of head b head, ventral view c labium, lateral view d head, ventrolateral view. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure2" httpUri="https://binary.pensoft.net/fig/610393" pageId="0" pageNumber="465">2a</figureCitation>
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); C) pedicellus with many long, stout, pointed setae (Fig.
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<figureCitation id="912376E4C0B2449E63FA71A91214A89E" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465">3a</figureCitation>
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); D) labrum rather small, lateral margins straight, distal margin largely V-shaped; dorsal surface with one long, submedian seta and submarginal arc of setae restricted to a few simple setae (Fig.
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<figureCitation id="8C8B38C43E0A51638AB67E637FF69D54" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465">3b</figureCitation>
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); E) both mandibles with brush of medium, fine setae between prostheca and mola (Fig.
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<figureCitation id="1A344D87A792BF2A6EB7FB8B14A99ED1" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465">3c, f</figureCitation>
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); F) hypopharynx with large, medial tuft of stout setae (Fig.
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<figureCitation id="D8C2F440AB6BF5424FD36DC65A401467" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Megalabiops madagasikara gen. et sp. nov., nymph morphology a hypopharynx and superlinguae b maxilla (ds: denti-seta) c seta at tip of maxilla d labium (left: ventral view, right: dorsal view) e apex of paraglossa (ventral view). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure4" httpUri="https://binary.pensoft.net/fig/610395" pageId="0" pageNumber="465">4a</figureCitation>
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); G) maxillary palp 2-segmented (Fig.
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<figureCitation id="442E039DF6702C08811BE408274BEE13" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Megalabiops madagasikara gen. et sp. nov., nymph morphology a hypopharynx and superlinguae b maxilla (ds: denti-seta) c seta at tip of maxilla d labium (left: ventral view, right: dorsal view) e apex of paraglossa (ventral view). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure4" httpUri="https://binary.pensoft.net/fig/610395" pageId="0" pageNumber="465">4b</figureCitation>
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); H) labium with strongly enlarged mentum (Fig.
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<figureCitation id="7A4D9C8D232296252A153BC97F919DBF" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Megalabiops madagasikara gen. et sp. nov., nymph morphology a frontal section of head b head, ventral view c labium, lateral view d head, ventrolateral view. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure2" httpUri="https://binary.pensoft.net/fig/610393" pageId="0" pageNumber="465">2b-d</figureCitation>
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); glossae basally broad, narrowing toward apex, shorter than paraglossae; inner ventrolateral margin of glossae with a row of long, simple setae, close to ventrolateral margin with a row of very long, simple setae, apically with some very robust, long, curved setae; stout paraglossae, slightly curved inward, apex with three rows of stout, pectinate setae; labial palps segment II without distolateral protuberance, segment III slightly pentagonal (Fig.
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<figureCitation id="5CE9D4F8E283D6C77F5FEDF41C357C9C" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Megalabiops madagasikara gen. et sp. nov., nymph morphology a hypopharynx and superlinguae b maxilla (ds: denti-seta) c seta at tip of maxilla d labium (left: ventral view, right: dorsal view) e apex of paraglossa (ventral view). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure4" httpUri="https://binary.pensoft.net/fig/610395" pageId="0" pageNumber="465">4d, e</figureCitation>
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); I) forelegs with a row of long, spine-like setae on dorsal margin of femur; femoral patch absent on all legs; patellotibial suture absent on foreleg and present on middle and hind legs; claw strongly elongated, pointed, with two rows of numerous, minute denticles (Fig.
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<figureCitation id="788FCFF3FFE6B7EBE9E97780194F7644" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Megalabiops madagasikara gen. et sp. nov., nymph morphology a foreleg b fore claw c hind leg d head. Scale bars: 0.2 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure5" httpUri="https://binary.pensoft.net/fig/610396" pageId="0" pageNumber="465">5a, b</figureCitation>
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); J) posterior margin of abdominal tergites with triangular spines, lateral margins without spines (Fig.
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<figureCitation id="197E2E454CD0AAF17A54FA32375F9E8D" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Megalabiops madagasikara gen. et sp. nov., nymph morphology a tergite IV (posterior margin) b paraproct c gill IV (with enlarged margins). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure6" httpUri="https://binary.pensoft.net/fig/610397" pageId="0" pageNumber="465">6a</figureCitation>
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).
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</paragraph>
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<caption id="4A1A9E4FC2609084B352BCFF563A5DC0" doi="10.3897/afrinvertebr.62.73911.figure1" httpUri="https://binary.pensoft.net/fig/610392" pageId="0" pageNumber="465" start="Figure 1" startId="F1">
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<paragraph id="02489F203674DD14743922FCD7104A31" pageId="0" pageNumber="465">
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<emphasis id="02B91A58F467FA342ACE991DBD1AC97D" bold="true" pageId="0" pageNumber="465">Figure 1.</emphasis>
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<taxonomicName id="8A2EB827DB0CEF1E7A5CD23BCB21693A" authorityName="gen. et" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops madagasikara" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="species" species="madagasikara">
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<emphasis id="68B0D2492BEF1BA1C5519B95BB2C940E" italics="true" pageId="0" pageNumber="465">Megalabiops madagasikara</emphasis>
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</taxonomicName>
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gen. et sp. nov., habitus, nymph
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<emphasis id="4519B276BB761C3362EB29DEA117A407" bold="true" pageId="0" pageNumber="465">a</emphasis>
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dorsal view
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<emphasis id="AB7B38B517465EAFF181DDEC218AE2A8" bold="true" pageId="0" pageNumber="465">b</emphasis>
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ventral view
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<emphasis id="18AE0F283816B492726E9C0FEFDCD407" bold="true" pageId="0" pageNumber="465">c,d</emphasis>
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lateral view. Scale bars: 1 mm.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection id="AF684EC1FFC12772CA665214B701659E" pageId="0" pageNumber="465" type="imagines">
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<paragraph id="AF6B26F8920DAE1C48EED48D41A8ED7D" pageId="0" pageNumber="465">Imagines.</paragraph>
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<paragraph id="3754FE8300824E7652723D7D55FDE8F4" pageId="0" pageNumber="465">Unknown.</paragraph>
|
|
<caption id="197310443A846ABA0AF216BE13F65310" doi="10.3897/afrinvertebr.62.73911.figure2" httpUri="https://binary.pensoft.net/fig/610393" pageId="0" pageNumber="465" start="Figure 2" startId="F2">
|
|
<paragraph id="641C59BF7D5C22F363DFDB3C37EA87FE" pageId="0" pageNumber="465">
|
|
<emphasis id="4053505205CDE2B7D4D9C19405138434" bold="true" pageId="0" pageNumber="465">Figure 2.</emphasis>
|
|
<taxonomicName id="A360325C874A34A14AAE4691EE73734D" authorityName="gen. et" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops madagasikara" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="species" species="madagasikara">
|
|
<emphasis id="D3704C25E7D4653222CB2D3A9FE91FA7" italics="true" pageId="0" pageNumber="465">Megalabiops madagasikara</emphasis>
|
|
</taxonomicName>
|
|
gen. et sp. nov., nymph morphology
|
|
<emphasis id="AFF44648C7B76E7CE6F10526494D3EC8" bold="true" pageId="0" pageNumber="465">a</emphasis>
|
|
frontal section of head
|
|
<emphasis id="C6C52786F527A1C395C592B9FFD8AC39" bold="true" pageId="0" pageNumber="465">b</emphasis>
|
|
head, ventral view
|
|
<emphasis id="2B7A5CECBB707832E7FCACB830328958" bold="true" pageId="0" pageNumber="465">c</emphasis>
|
|
labium, lateral view
|
|
<emphasis id="7F6502202405AF224A76913A9C313E3D" bold="true" pageId="0" pageNumber="465">d</emphasis>
|
|
head, ventrolateral view. Scale bars: 0.1 mm.
|
|
</paragraph>
|
|
</caption>
|
|
</subSubSection>
|
|
<subSubSection id="D65895E972BE28913D1D84D8D688B345" pageId="0" pageNumber="465" type="etymology">
|
|
<paragraph id="FA897D6FF727B299EA053C2EB477E890" pageId="0" pageNumber="465">Etymology.</paragraph>
|
|
<paragraph id="7E5D31DBB0AC738E0FEA136C646CE964" pageId="0" pageNumber="465">
|
|
<taxonomicName id="9148AF910349BF1AA15814537F2ABC5C" authorityName="Kaltenbach & Gattolliat" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="F491C616D9E07FFA7C7DA3560EE46B54" italics="true" pageId="0" pageNumber="465">Megalabiops</emphasis>
|
|
</taxonomicName>
|
|
is an arbitrary combination of letters with allusion to the Greek words
|
|
<emphasis id="7C635E4A1DB45D69AC129DD44E725166" italics="true" pageId="0" pageNumber="465">mega</emphasis>
|
|
and
|
|
<emphasis id="C29FBED74B9199A709997AF70497DA8E" italics="true" pageId="0" pageNumber="465">iops</emphasis>
|
|
, and the Latin word
|
|
<emphasis id="6D863F8E0C3172F75A8179E077CD8605" italics="true" pageId="0" pageNumber="465">labium</emphasis>
|
|
.
|
|
<emphasis id="B5ACE864E5AC3A44A5F321A1EC3DC15D" italics="true" pageId="0" pageNumber="465">Megalab</emphasis>
|
|
- is with reference to the strongly enlarged
|
|
<emphasis id="967C458FCB359D3B016D9121295DABAD" italics="true" pageId="0" pageNumber="465">labium</emphasis>
|
|
and -
|
|
<emphasis id="04B1223E460CC0134A2C8E461A8125E6" italics="true" pageId="0" pageNumber="465">iops</emphasis>
|
|
with reference to the
|
|
<taxonomicName id="53CC3B2D0A81EF0D104C84EA8CDDC060" authorityName="Leach" authorityYear="1815" class="Insecta" family="Baetidae" kingdom="Animalia" lsidName="" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="family">Baetidae</taxonomicName>
|
|
which look and move like small fishes. The gender is feminine.
|
|
</paragraph>
|
|
<caption id="5AB109586D6863476BD7B67563F58016" doi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465" start="Figure 3" startId="F3">
|
|
<paragraph id="D7E5E27E254117C4E82DD4EF3BE44941" pageId="0" pageNumber="465">
|
|
<emphasis id="3BAF16F69825CA088A482DD68E713418" bold="true" pageId="0" pageNumber="465">Figure 3.</emphasis>
|
|
<taxonomicName id="1582001F7E88B7534F3ABDA0DCB364CC" authorityName="gen. et" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops madagasikara" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="species" species="madagasikara">
|
|
<emphasis id="C7B7CCFB55EA528853C653F4BA2F5119" italics="true" pageId="0" pageNumber="465">Megalabiops madagasikara</emphasis>
|
|
</taxonomicName>
|
|
gen. et sp. nov., nymph morphology
|
|
<emphasis id="A4684CCACC399CA5762817D8730B5BD1" bold="true" pageId="0" pageNumber="465">a</emphasis>
|
|
base of antenna
|
|
<emphasis id="7648576CD482E111A8BC0BBB07B76289" bold="true" pageId="0" pageNumber="465">b</emphasis>
|
|
labrum (left: ventral view, right: dorsal view)
|
|
<emphasis id="ACE1BFB5F447F71566C2541FC9C2C98A" bold="true" pageId="0" pageNumber="465">c</emphasis>
|
|
right mandible
|
|
<emphasis id="9929059AD09FD81C214AF9E7E7BECA96" bold="true" pageId="0" pageNumber="465">d</emphasis>
|
|
right prostheca
|
|
<emphasis id="934105F1BE484EAD60DBBBC42F11D638" bold="true" pageId="0" pageNumber="465">e</emphasis>
|
|
right incisor and kinetodontium
|
|
<emphasis id="D498120994A8574FBF94A04004764D28" bold="true" pageId="0" pageNumber="465">f</emphasis>
|
|
left mandible
|
|
<emphasis id="2489CFD9E7822940B256ECA6B1725266" bold="true" pageId="0" pageNumber="465">g</emphasis>
|
|
left prostheca
|
|
<emphasis id="F01E6BAC95F0D9A461B75F642A530738" bold="true" pageId="0" pageNumber="465">h</emphasis>
|
|
left incisor and kinetodontium. Scale bars: 0.1 mm.
|
|
</paragraph>
|
|
</caption>
|
|
</subSubSection>
|
|
<subSubSection id="17DA0991393F92CC69C605C39086BD74" pageId="0" pageNumber="465" type="description">
|
|
<paragraph id="78A631FFE29F08C775E666079D5A0FBB" pageId="0" pageNumber="465">Description.</paragraph>
|
|
<paragraph id="F7512A69C2EE2B70542D005ED17D5A9F" pageId="0" pageNumber="465">
|
|
<emphasis id="A02EC7C8CBF015844A245A28BDCBC4C4" bold="true" pageId="0" pageNumber="465">Nymph.</emphasis>
|
|
(Figs
|
|
<figureCitation id="3ECD4E4116C3DF9B2ADCE080FA3DDF84" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Megalabiops madagasikara gen. et sp. nov., habitus, nymph a dorsal view b ventral view c, d lateral view. Scale bars: 1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure1" httpUri="https://binary.pensoft.net/fig/610392" pageId="0" pageNumber="465">1</figureCitation>
|
|
-
|
|
<figureCitation id="ABDA5E73DF724CF0EC94F015680CECA1" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Megalabiops madagasikara gen. et sp. nov., distribution in Madagascar." figureDoi="10.3897/afrinvertebr.62.73911.figure7" httpUri="https://binary.pensoft.net/fig/610398" pageId="0" pageNumber="465">7</figureCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph id="F193C61531DB3F67428339BD2C540110" pageId="0" pageNumber="465">
|
|
<emphasis id="516E46F9F8597F3A0D778C4368D98FE6" bold="true" pageId="0" pageNumber="465">Body.</emphasis>
|
|
Short and stocky (Figs
|
|
<figureCitation id="27DA0C8BF8E9AA2C4C58C56218A863EB" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Megalabiops madagasikara gen. et sp. nov., habitus, nymph a dorsal view b ventral view c, d lateral view. Scale bars: 1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure1" httpUri="https://binary.pensoft.net/fig/610392" pageId="0" pageNumber="465">1</figureCitation>
|
|
,
|
|
<figureCitation id="A52E956471BD0D4193C74CFB9EBCB16E" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Megalabiops madagasikara gen. et sp. nov., nymph morphology a frontal section of head b head, ventral view c labium, lateral view d head, ventrolateral view. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure2" httpUri="https://binary.pensoft.net/fig/610393" pageId="0" pageNumber="465">2</figureCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph id="553C4B9F7261C348FA6506E284EFB54E" pageId="0" pageNumber="465">
|
|
<emphasis id="791AE3E1C2F5B1CAD57A18DBA1C34954" bold="true" pageId="0" pageNumber="465">Head</emphasis>
|
|
.
|
|
<emphasis id="4907E0632729E51598033BA65BE9F159" bold="true" italics="true" pageId="0" pageNumber="465">Antenna</emphasis>
|
|
(Figs
|
|
<figureCitation id="297389CE52D0871CE76A132B81601BCF" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Megalabiops madagasikara gen. et sp. nov., nymph morphology a frontal section of head b head, ventral view c labium, lateral view d head, ventrolateral view. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure2" httpUri="https://binary.pensoft.net/fig/610393" pageId="0" pageNumber="465">2a</figureCitation>
|
|
,
|
|
<figureCitation id="3B739FEF6F4DAC8BA0DCF706B138A539" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465">3a</figureCitation>
|
|
). Antennae bases close to each other, with broad carina between them. Pedicellus with many long, stout, pointed setae; scapus bare.
|
|
</paragraph>
|
|
<paragraph id="EAC22FA4CC4ACC75D574EC76E2E7F054" pageId="0" pageNumber="465">
|
|
<emphasis id="635D3A52053CF50382B18A567E8D4396" bold="true" italics="true" pageId="0" pageNumber="465">Labrum</emphasis>
|
|
(Fig.
|
|
<figureCitation id="E6A9E19D1759BCED4A36B9A6A61FA7A0" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465">3b</figureCitation>
|
|
). Rather small, lateral margins straight and distal margin largely V-shaped, wider than long; on dorsal surface with one submedian, long, simple seta and submarginal arc of setae restricted to few simple setae; on ventral margin anterolaterally and medially with a row of long, fine setae.
|
|
</paragraph>
|
|
<paragraph id="5D05558A155D7F03EF56CC06575F6AE6" pageId="0" pageNumber="465">
|
|
<emphasis id="678C1C10C74E3309899A45C664B08D5F" bold="true" italics="true" pageId="0" pageNumber="465">Right mandible</emphasis>
|
|
(Fig.
|
|
<figureCitation id="86B477A827341548380A4C429A6A9DDB" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465">3c, d, e</figureCitation>
|
|
). Incisor and kinetodontium cleft, kinetodontium with distinct denticles; inner margin of innermost denticle without a row of thin setae; prostheca stick-like, apicolaterally denticulate; margin between prostheca and mola with brush of abundant, medium, fine setae.
|
|
</paragraph>
|
|
<paragraph id="6576132AB1A8E413E1A3D7AE3AF50942" pageId="0" pageNumber="465">
|
|
<emphasis id="F8469642B7F9E7F8BF6EA3B3DA7B4AC0" bold="true" italics="true" pageId="0" pageNumber="465">Left mandible</emphasis>
|
|
(Fig.
|
|
<figureCitation id="123DC14A99D090A335C824DDC8E914F0" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Megalabiops madagasikara gen. et sp. nov., nymph morphology a base of antenna b labrum (left: ventral view, right: dorsal view) c right mandible d right prostheca e right incisor and kinetodontium f left mandible g left prostheca h left incisor and kinetodontium. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure3" httpUri="https://binary.pensoft.net/fig/610394" pageId="0" pageNumber="465">3f, g, h</figureCitation>
|
|
). Incisor and kinetodontium partially cleft, kinetodontium with distinct denticles; prostheca robust, apically with denticles and comb-shaped structure; margin between prostheca and mola with brush of abundant, medium, fine setae; mola slightly reduced in size.
|
|
</paragraph>
|
|
<paragraph id="6689C4EA33995EA7F0ECE9032545AB6F" pageId="0" pageNumber="465">
|
|
<taxonomicName id="B07B7B7476A4237EF5CD6AD5F4194D00" genus="Hypopharynx" lsidName="Hypopharynx" pageId="0" pageNumber="465" rank="genus">
|
|
<emphasis id="F5301207F7A9A9A8F341BDA4DFADE30F" bold="true" italics="true" pageId="0" pageNumber="465">Hypopharynx</emphasis>
|
|
</taxonomicName>
|
|
(Fig.
|
|
<figureCitation id="02CD42B1B28D08B3C37B75C415780155" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Megalabiops madagasikara gen. et sp. nov., nymph morphology a hypopharynx and superlinguae b maxilla (ds: denti-seta) c seta at tip of maxilla d labium (left: ventral view, right: dorsal view) e apex of paraglossa (ventral view). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure4" httpUri="https://binary.pensoft.net/fig/610395" pageId="0" pageNumber="465">4a</figureCitation>
|
|
). Lingua rather broad and expanded, with large dorsomedial tuft of stout setae.
|
|
</paragraph>
|
|
<caption id="9817B309105E799BBC6792BA9DFAA9B6" doi="10.3897/afrinvertebr.62.73911.figure4" httpUri="https://binary.pensoft.net/fig/610395" pageId="0" pageNumber="465" start="Figure 4" startId="F4">
|
|
<paragraph id="42016D5D88EC73C809A7C5D20CD116EC" pageId="0" pageNumber="465">
|
|
<emphasis id="E63D22F20EA757E52E2855CFE5D7778A" bold="true" pageId="0" pageNumber="465">Figure 4.</emphasis>
|
|
<taxonomicName id="C19348E3DC67987A257F48226D7B92D8" authorityName="gen. et" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops madagasikara" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="species" species="madagasikara">
|
|
<emphasis id="E5E51A846FC234B80D51BD3E8EDCF336" italics="true" pageId="0" pageNumber="465">Megalabiops madagasikara</emphasis>
|
|
</taxonomicName>
|
|
gen. et sp. nov., nymph morphology
|
|
<emphasis id="37E6A466E18D8DAC454F0F9531F4C4DB" bold="true" pageId="0" pageNumber="465">a</emphasis>
|
|
hypopharynx and superlinguae
|
|
<emphasis id="D8FCD58C75D0DDE7ECD10CFC5D4E30C7" bold="true" pageId="0" pageNumber="465">b</emphasis>
|
|
maxilla (ds: denti-seta)
|
|
<emphasis id="D39D0E12FC91A0BA6950B6A2393D9ECE" bold="true" pageId="0" pageNumber="465">c</emphasis>
|
|
seta at tip of maxilla
|
|
<emphasis id="85F6E08FBC293280A1FD94AE93299E5F" bold="true" pageId="0" pageNumber="465">d</emphasis>
|
|
labium (left: ventral view, right: dorsal view)
|
|
<emphasis id="F44342A5B685A21F38D3A3032A4799DE" bold="true" pageId="0" pageNumber="465">e</emphasis>
|
|
apex of paraglossa (ventral view). Scale bar: 0.1 mm.
|
|
</paragraph>
|
|
</caption>
|
|
<paragraph id="A3E6B990C151C2B90EEB9B786FB7EA29" pageId="0" pageNumber="465">
|
|
<emphasis id="1606650D2EC65FAEF2FEFE6C508579DF" bold="true" italics="true" pageId="0" pageNumber="465">Maxilla</emphasis>
|
|
(Fig.
|
|
<figureCitation id="5EDBD2A9EBCB1A86B894CDCCEC1EC331" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Megalabiops madagasikara gen. et sp. nov., nymph morphology a hypopharynx and superlinguae b maxilla (ds: denti-seta) c seta at tip of maxilla d labium (left: ventral view, right: dorsal view) e apex of paraglossa (ventral view). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure4" httpUri="https://binary.pensoft.net/fig/610395" pageId="0" pageNumber="465">4b, c</figureCitation>
|
|
). Apically with three canines and three denti-setae; distal denti-seta tooth-like, closely attached to canines, following same direction as canines, other denti-setae slender, bifid and pectinate; maxillary palp 2-segmented, apically pointed and with stout seta at the tip.
|
|
</paragraph>
|
|
<paragraph id="14E735F8F1550259647D6F5C6F634BCC" pageId="0" pageNumber="465">
|
|
<emphasis id="6B9487F3A1C2345D3F052A6358EDCAC3" bold="true" italics="true" pageId="0" pageNumber="465">Labium</emphasis>
|
|
(Figs
|
|
<figureCitation id="C35435B020391188AC24209F48D4120C" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Megalabiops madagasikara gen. et sp. nov., nymph morphology a frontal section of head b head, ventral view c labium, lateral view d head, ventrolateral view. Scale bars: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure2" httpUri="https://binary.pensoft.net/fig/610393" pageId="0" pageNumber="465">2b-d</figureCitation>
|
|
,
|
|
<figureCitation id="7F1E4C9DC5F0EC7B315844B3EACB7C00" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Megalabiops madagasikara gen. et sp. nov., nymph morphology a hypopharynx and superlinguae b maxilla (ds: denti-seta) c seta at tip of maxilla d labium (left: ventral view, right: dorsal view) e apex of paraglossa (ventral view). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure4" httpUri="https://binary.pensoft.net/fig/610395" pageId="0" pageNumber="465">4d, e</figureCitation>
|
|
). Mentum strongly enlarged (long, very thick). Glossae basally broad, narrowing toward apex, shorter than paraglossae; inner ventrolateral margin with row of long, simple setae and close to inner margin with row of very long, simple setae; apically with some very robust, long, curved setae. Paraglossae broad, slightly curved inward, with convex outer margin; apically with three rows of long, stout, pectinate setae. Labial palps long, segment II without distolateral protuberance, segment III almost pentagonal, distal margin straight, lateral margin curved.
|
|
</paragraph>
|
|
<paragraph id="526953C32FBFC4B20B8251DA6A48D3FA" pageId="0" pageNumber="465">
|
|
<emphasis id="EAE9A01A5491087BC624D4D7F0ACD235" bold="true" pageId="0" pageNumber="465">
|
|
Thorax.
|
|
<emphasis id="8D85BE89689559470E6EB5E81428E7D2" italics="true" pageId="0" pageNumber="465">Hind protoptera</emphasis>
|
|
</emphasis>
|
|
well developed.
|
|
</paragraph>
|
|
<paragraph id="98DB6B1BF55949A86F30386771CA9DC9" pageId="0" pageNumber="465">
|
|
<emphasis id="1E66ABCC4B5AD19707901973CFD45F07" bold="true" italics="true" pageId="0" pageNumber="465">Foreleg</emphasis>
|
|
(Fig.
|
|
<figureCitation id="3AD3044D24C22DA8533A3633DA8D8301" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Megalabiops madagasikara gen. et sp. nov., nymph morphology a foreleg b fore claw c hind leg d head. Scale bars: 0.2 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure5" httpUri="https://binary.pensoft.net/fig/610396" pageId="0" pageNumber="465">5a, b</figureCitation>
|
|
).
|
|
<emphasis id="773A1AD2B5594CC9A1613DDE042D1103" bold="true" italics="true" pageId="0" pageNumber="465">Femur</emphasis>
|
|
stocky with a row of long, spine-like setae on dorsal margin and many long, spine-like setae along ventral margin; femoral patch absent.
|
|
<emphasis id="2C551466FD98B8C3BB9FB9A55E431A78" bold="true" italics="true" pageId="0" pageNumber="465">Tibia</emphasis>
|
|
stocky, slightly shorter than tarsus. Patellotibial suture absent, connection between tibia and tarsus tight.
|
|
<emphasis id="02CB35DBE5BF11AFB1AE699131440F8E" bold="true" italics="true" pageId="0" pageNumber="465">Claw</emphasis>
|
|
strongly elongated, pointed; with two long rows of numerous, minute denticles; subapical setae absent.
|
|
</paragraph>
|
|
<caption id="236D2BCBF5E1A579EFE06D9EE2DCCD79" doi="10.3897/afrinvertebr.62.73911.figure5" httpUri="https://binary.pensoft.net/fig/610396" pageId="0" pageNumber="465" start="Figure 5" startId="F5">
|
|
<paragraph id="5A541BB4FB584C70BF175AAC8F5F77BE" pageId="0" pageNumber="465">
|
|
<emphasis id="653221065BCB289F560290A96879277B" bold="true" pageId="0" pageNumber="465">Figure 5.</emphasis>
|
|
<taxonomicName id="C23AA68A5187329C34DF96892667EF1A" authorityName="gen. et" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops madagasikara" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="species" species="madagasikara">
|
|
<emphasis id="80C3DD7C16988556401891D0BBBDBE2E" italics="true" pageId="0" pageNumber="465">Megalabiops madagasikara</emphasis>
|
|
</taxonomicName>
|
|
gen. et sp. nov., nymph morphology
|
|
<emphasis id="CDEAD55B6715FE34206DB32CB2C57C67" bold="true" pageId="0" pageNumber="465">a</emphasis>
|
|
foreleg
|
|
<emphasis id="9887406A2E41234BEA9E479AD8288C5D" bold="true" pageId="0" pageNumber="465">b</emphasis>
|
|
fore claw
|
|
<emphasis id="0304DD5D5571E57E79F755B472C998EB" bold="true" pageId="0" pageNumber="465">c</emphasis>
|
|
hind leg
|
|
<emphasis id="FB392F5AE4E6742550D2F9A24DB76896" bold="true" pageId="0" pageNumber="465">d</emphasis>
|
|
head. Scale bars: 0.2 mm.
|
|
</paragraph>
|
|
</caption>
|
|
<paragraph id="7AA63E679A8797CB73E6BA3A33552BAC" pageId="0" pageNumber="465">
|
|
<emphasis id="EE444E5D0A12C8AD37ECD3CCC151AFD3" bold="true" italics="true" pageId="0" pageNumber="465">Middle and hind legs</emphasis>
|
|
(Fig.
|
|
<figureCitation id="40342174E2CCAD5D21CAEBA3BE23B443" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Megalabiops madagasikara gen. et sp. nov., nymph morphology a foreleg b fore claw c hind leg d head. Scale bars: 0.2 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure5" httpUri="https://binary.pensoft.net/fig/610396" pageId="0" pageNumber="465">5c</figureCitation>
|
|
).
|
|
<emphasis id="6BD9CE7F908324943CB1125267755643" bold="true" italics="true" pageId="0" pageNumber="465">Femur</emphasis>
|
|
slenderer than at foreleg; femoral patch absent.
|
|
<emphasis id="38E8855DABAC10FFBFB73D85E33EA0CA" bold="true" pageId="0" pageNumber="465">
|
|
<emphasis id="28FD188079EEB3F50648CB7BB5945DA3" italics="true" pageId="0" pageNumber="465">Tibia</emphasis>
|
|
.
|
|
</emphasis>
|
|
Patellotibial suture present.
|
|
<emphasis id="CA4D7F66BDE0B08CD1077514D957CE59" bold="true" italics="true" pageId="0" pageNumber="465">Claw</emphasis>
|
|
as in foreleg.
|
|
</paragraph>
|
|
<paragraph id="365B07476642F6174B6372DCBCE1311F" pageId="0" pageNumber="465">
|
|
<emphasis id="9C16437C398D528562672ABC6F73F723" bold="true" pageId="0" pageNumber="465">
|
|
Abdomen.
|
|
<emphasis id="BF9D06F9796D1503442E6C3F992A746E" italics="true" pageId="0" pageNumber="465">Tergites</emphasis>
|
|
</emphasis>
|
|
(Fig.
|
|
<figureCitation id="BD3D65D2AB3C043F0B6F45E3F2DFA936" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Megalabiops madagasikara gen. et sp. nov., nymph morphology a tergite IV (posterior margin) b paraproct c gill IV (with enlarged margins). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure6" httpUri="https://binary.pensoft.net/fig/610397" pageId="0" pageNumber="465">6a</figureCitation>
|
|
). Posterior margin with triangular spines on all segments; lateral margins without spines.
|
|
</paragraph>
|
|
<caption id="BFE420F5200C1E5605FA1245EFA76558" doi="10.3897/afrinvertebr.62.73911.figure6" httpUri="https://binary.pensoft.net/fig/610397" pageId="0" pageNumber="465" start="Figure 6" startId="F6">
|
|
<paragraph id="5A2092895D673B4E45EE2F984F4541C3" pageId="0" pageNumber="465">
|
|
<emphasis id="4C13F471899B395E7879C888B3ED7AC1" bold="true" pageId="0" pageNumber="465">Figure 6.</emphasis>
|
|
<taxonomicName id="8ADEC88C33D3EC7567C3080E26AC2D28" authorityName="gen. et" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops madagasikara" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="species" species="madagasikara">
|
|
<emphasis id="16653F85EA0F3B11AE81688E01B926EA" italics="true" pageId="0" pageNumber="465">Megalabiops madagasikara</emphasis>
|
|
</taxonomicName>
|
|
gen. et sp. nov., nymph morphology
|
|
<emphasis id="6ED015FA0D960D737715FEE627317A7D" bold="true" pageId="0" pageNumber="465">a</emphasis>
|
|
tergite IV (posterior margin)
|
|
<emphasis id="CDA17D456252E103683F2D304E4746FF" bold="true" pageId="0" pageNumber="465">b</emphasis>
|
|
paraproct
|
|
<emphasis id="5750AE44D68EFC80E2DBF6B45BADE90A" bold="true" pageId="0" pageNumber="465">c</emphasis>
|
|
gill IV (with enlarged margins). Scale bar: 0.1 mm.
|
|
</paragraph>
|
|
</caption>
|
|
<paragraph id="0F56AEF80918E59BC420D2471E350940" pageId="0" pageNumber="465">
|
|
<emphasis id="7986775DE9ED776ED1C482563FC4DEF8" bold="true" italics="true" pageId="0" pageNumber="465">Gills</emphasis>
|
|
(Fig.
|
|
<figureCitation id="D5C5C6D2BA040AAE4E2D0A329301E201" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Megalabiops madagasikara gen. et sp. nov., nymph morphology a tergite IV (posterior margin) b paraproct c gill IV (with enlarged margins). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure6" httpUri="https://binary.pensoft.net/fig/610397" pageId="0" pageNumber="465">6c</figureCitation>
|
|
). Seven pairs of gills on segments I-VII, dorsally oriented.
|
|
</paragraph>
|
|
<paragraph id="5B1AE634BCD23FE58B7D17AF1323C351" pageId="0" pageNumber="465">
|
|
<emphasis id="570554B85B41177EA6E5008AC953927F" bold="true" italics="true" pageId="0" pageNumber="465">Paraproct</emphasis>
|
|
(Fig.
|
|
<figureCitation id="70DD3644F5254BDA5B7D615B6BCFD1F4" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Megalabiops madagasikara gen. et sp. nov., nymph morphology a tergite IV (posterior margin) b paraproct c gill IV (with enlarged margins). Scale bar: 0.1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure6" httpUri="https://binary.pensoft.net/fig/610397" pageId="0" pageNumber="465">6b</figureCitation>
|
|
). With slight, rounded expansion at posterior margin; with numerous, stout, marginal spines.
|
|
</paragraph>
|
|
<paragraph id="C2B6152030673B78370692CDD27A333B" pageId="0" pageNumber="465">
|
|
<emphasis id="6961E06A9BC0329A0ECC27906630D0FD" bold="true" italics="true" pageId="0" pageNumber="465">Caudal filaments</emphasis>
|
|
(Fig.
|
|
<figureCitation id="0FD95FA0BAAD50CC5089B487FA1DC9C3" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Megalabiops madagasikara gen. et sp. nov., habitus, nymph a dorsal view b ventral view c, d lateral view. Scale bars: 1 mm." figureDoi="10.3897/afrinvertebr.62.73911.figure1" httpUri="https://binary.pensoft.net/fig/610392" pageId="0" pageNumber="465">1</figureCitation>
|
|
). Inner margin of cerci with 3 to more than 15 long, thin primary swimming setae per segment, increasing in number distally; paracercus bilaterally with 4 to more than 13 long, thin primary swimming setae per segment, increasing in number distally.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="6B224F0D88FA790FDD74ECF862902E22" pageId="0" pageNumber="465" type="description">
|
|
<paragraph id="E16C31A27A91853E4F1166EF51346BD1" pageId="0" pageNumber="465">Description.</paragraph>
|
|
<paragraph id="CA97E8B3684C36E1A3724512EE4B62CE" pageId="0" pageNumber="465">
|
|
<emphasis id="DCA26E5BCA269F39C250DDF2E6DB3E73" bold="true" pageId="0" pageNumber="465">Imagines.</emphasis>
|
|
Unknown.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="6054B90002815D3EAD9BF89D3479B061" pageId="0" pageNumber="465" type="distribution">
|
|
<paragraph id="84D32CD7F3C06177A0CCA5BE42CF7E72" pageId="0" pageNumber="465">Distribution.</paragraph>
|
|
<paragraph id="055CECC12D2E66C2223564515D0E3944" pageId="0" pageNumber="465">
|
|
(Fig.
|
|
<figureCitation id="D6715150E85D66486FD54A57BD7D3C59" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Megalabiops madagasikara gen. et sp. nov., distribution in Madagascar." figureDoi="10.3897/afrinvertebr.62.73911.figure7" httpUri="https://binary.pensoft.net/fig/610398" pageId="0" pageNumber="465">7</figureCitation>
|
|
). Madagascar: Eastern coast.
|
|
</paragraph>
|
|
<caption id="2D413147A93399ED3FDA0DC4471CC01E" doi="10.3897/afrinvertebr.62.73911.figure7" httpUri="https://binary.pensoft.net/fig/610398" pageId="0" pageNumber="465" start="Figure 7" startId="F7">
|
|
<paragraph id="1A1E29EC44780C359F6BDB16D1D38BF7" pageId="0" pageNumber="465">
|
|
<emphasis id="39F44BA8FF4BB1DE480CC8BD3840EF5B" bold="true" pageId="0" pageNumber="465">Figure 7.</emphasis>
|
|
<taxonomicName id="1A146FE9F78F128ECDF52B86DB9F93EE" authorityName="gen. et" authorityYear="2021" class="Insecta" family="Diopsidae" genus="Megalabiops" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megalabiops madagasikara" order="Ephemeroptera" pageId="0" pageNumber="465" phylum="Arthropoda" rank="species" species="madagasikara">
|
|
<emphasis id="5D6EBABB78CD4022A5E1BE8E6A897747" italics="true" pageId="0" pageNumber="465">Megalabiops madagasikara</emphasis>
|
|
</taxonomicName>
|
|
gen. et sp. nov., distribution in Madagascar.
|
|
</paragraph>
|
|
</caption>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |