220 lines
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220 lines
17 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1007.55543" ID-GBIF-Dataset="65bee666-53f1-4df7-865d-768aa1295a0a" ID-PMC="PMC9425550" ID-Pensoft-Pub="1313-2970-1007-49" ID-Pensoft-UUID="FD36DFBAC29352D9BBC16B17840B77A1" ID-PubMed="36185815" ID-ZooBank="7714460F00AB465FBB485127F4FD3EAC" ModsDocID="1313-2970-1007-49" checkinTime="1609377133527" checkinUser="pensoft" docAuthor="Berry, Terry Reynolds & Noort, Simon van" docDate="2020" docId="C1BDA55814E75FED97533D531AAF9434" docLanguage="en" docName="ZooKeys 1007: 49-84" docOrigin="ZooKeys 1007" docPubDate="2020-12-30" docSource="http://dx.doi.org/10.3897/zookeys.1007.55543" docTitle="Tetractenion pascali Reynolds Berry & van Noort 2020, sp. nov." docType="treatment" docUuid="026D51D5-49D1-485A-BF2C-784C6ED5F5F0" docUuidSource="ZooBank" docVersion="4" id="FD36DFBAC29352D9BBC16B17840B77A1" lastPageNumber="49" masterDocId="FD36DFBAC29352D9BBC16B17840B77A1" masterDocTitle="Revision of the endemic Afrotropical genus Tetractenion (Hymenoptera, Ichneumonidae) with an identification key to genera of Banchinae for the region" masterLastPageNumber="84" masterPageNumber="49" pageNumber="49" updateTime="1668149655648" updateUser="ExternalLinkService">
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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>Revision of the endemic Afrotropical genus Tetractenion (Hymenoptera, Ichneumonidae) with an identification key to genera of Banchinae for the region</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>Berry, Terry Reynolds</mods:namePart>
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<mods:affiliation>Research and Exhibitions Department, South African Museum, Iziko Museums of South Africa, P. O. Box 61, Cape Town, 8000, South Africa & Stellenbosch University, Department of Botany and Zoology, Evolutionary Genomics Group, Private Bag X 1, Stellenbosch 7602, South Africa</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>Noort, Simon van</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-6930-9741</mods:nameIdentifier>
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<mods:affiliation>Research and Exhibitions Department, South African Museum, Iziko Museums of South Africa, P. O. Box 61, Cape Town, 8000, South Africa & Department of Biological Sciences, University of Cape Town, Private Bag, Rondebosch, 7701, South Africa</mods:affiliation>
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<mods:nameIdentifier type="email">svannoort@iziko.org.za</mods:nameIdentifier>
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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>2020</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2020-12-30</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1007</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>49</mods:start>
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<mods:end>84</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.1007.55543</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.1007.55543</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1007-49</mods:identifier>
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<mods:identifier type="ZooBank">7714460F00AB465FBB485127F4FD3EAC</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FD36DFBAC29352D9BBC16B17840B77A1</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="176348988" LSID="urn:lsid:zoobank.org:act:026D51D5-49D1-485A-BF2C-784C6ED5F5F0" httpUri="http://treatment.plazi.org/id/C1BDA55814E75FED97533D531AAF9434" lastPageNumber="49" pageId="0" pageNumber="49">
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<subSubSection pageId="0" pageNumber="49" type="nomenclature">
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<paragraph pageId="0" pageNumber="49">
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<taxonomicName LSID="http://zoobank.org/026D51D5-49D1-485A-BF2C-784C6ED5F5F0" authority="Reynolds Berry & van Noort" authorityName="Reynolds Berry & van Noort" authorityYear="2020" class="Insecta" family="Ichneumonidae" genus="Tetractenion" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tetractenion pascali" order="Hymenoptera" pageId="0" pageNumber="49" phylum="Arthropoda" rank="species" species="pascali" status="sp. nov.">Tetractenion pascali Reynolds Berry & van Noort</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="49">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Tetractenion pascali sp. nov. Holotype A habitus, lateral view B habitus, dorsal view (inset: data labels) C head, anterior view D wings." figureDoi="10.3897/zookeys.1007.55543.figure4" httpUri="https://binary.pensoft.net/fig/492442" pageId="0" pageNumber="49">Fig. 4</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="type material">
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<paragraph pageId="0" pageNumber="49">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="49">Holotype</emphasis>
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♀: Namibia, near Windhoek, between Mandume Ndemufayo Avenue and Western Bypass, 23.xii.2011, SAM-HYM-P047471 (SAMC).
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<emphasis bold="true" italics="true" pageId="0" pageNumber="49">Paratypes</emphasis>
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♂: South Africa, Eastern Cape, Asante Sana Game Reserve,
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<geoCoordinate degrees="32" direction="south" minutes="16.762" orientation="latitude" precision="1" value="-32.279366">32°16.762'S</geoCoordinate>
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,
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<geoCoordinate degrees="24" direction="east" minutes="57.309" orientation="longitude" precision="1" value="24.95515">24°57.309'E</geoCoordinate>
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, 1186 m, 23 Feb-7 April 2010, S. van Noort, Malaise Trap, Southern Karoo Riviere, Riverine Woodland, ASA09-WOO1-M06, SAM-HYM-P044553 (SAMC). ♀: Namibia, near Windhoek: a bush between kleine Kuppe and Aus Born Mountains, A. Gumovsky, 23-25.xii.2011 (NHMUK).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="differential diagnosis">
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<paragraph pageId="0" pageNumber="49">Differential diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<taxonomicName authorityName="Reynolds Berry & van Noort" authorityYear="2020" class="Insecta" family="Ichneumonidae" genus="Tetractenion" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tetractenion pascali" order="Hymenoptera" pageId="0" pageNumber="49" phylum="Arthropoda" rank="species" species="pascali">
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<emphasis italics="true" pageId="0" pageNumber="49">Tetractenion pascali</emphasis>
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</taxonomicName>
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is immediately distinguishable from all other
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<taxonomicName authorityName="Seyrig" authorityYear="1932" class="Insecta" family="Ichneumonidae" genus="Tetractenion" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tetractenion" order="Hymenoptera" pageId="0" pageNumber="49" phylum="Arthropoda" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="49">Tetractenion</emphasis>
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</taxonomicName>
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species by having a color combination of a largely yellow body and a dark head. The facial features are more robust compared to the other species, with the three lobes on the face prominent and the mandibles larger, and the spiracle on the second tergite of the metasoma is hardly protruding. In addition, though the posterior transverse carina may be reduced or faint in the other species, it is distinct in
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<taxonomicName lsidName="T. pascali" pageId="0" pageNumber="49" rank="species" species="pascali">
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<emphasis italics="true" pageId="0" pageNumber="49">T. pascali</emphasis>
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</taxonomicName>
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. The malar space nearly as long as the width of the mandibular base separates
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<taxonomicName lsidName="T. pascali" pageId="0" pageNumber="49" rank="species" species="pascali">
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<emphasis italics="true" pageId="0" pageNumber="49">T. pascali</emphasis>
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</taxonomicName>
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from
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<taxonomicName lsidName="T. acaule" pageId="0" pageNumber="49" rank="species" species="acaule">
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<emphasis italics="true" pageId="0" pageNumber="49">T. acaule</emphasis>
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</taxonomicName>
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,
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<taxonomicName lsidName="T. pseudolutea" pageId="0" pageNumber="49" rank="species" species="pseudolutea">
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<emphasis italics="true" pageId="0" pageNumber="49">T. pseudolutea</emphasis>
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</taxonomicName>
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, and
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<taxonomicName lsidName="T. ibayaensis" pageId="0" pageNumber="49" rank="species" species="ibayaensis">
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<emphasis italics="true" pageId="0" pageNumber="49">T. ibayaensis</emphasis>
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</taxonomicName>
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. Pectinate hind tarsal claws distinguish
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<taxonomicName lsidName="T. pascali" pageId="0" pageNumber="49" rank="species" species="pascali">
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<emphasis italics="true" pageId="0" pageNumber="49">T. pascali</emphasis>
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</taxonomicName>
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from
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<taxonomicName lsidName="T. luteum" pageId="0" pageNumber="49" rank="species" species="luteum">
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<emphasis italics="true" pageId="0" pageNumber="49">T. luteum</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="T. acaule" pageId="0" pageNumber="49" rank="species" species="acaule">
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<emphasis italics="true" pageId="0" pageNumber="49">T. acaule</emphasis>
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</taxonomicName>
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; and a weakly wrinkled pronotal collar separates the species from
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<taxonomicName lsidName="T. acaule" pageId="0" pageNumber="49" rank="species" species="acaule">
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<emphasis italics="true" pageId="0" pageNumber="49">T. acaule</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="T. rosei" pageId="0" pageNumber="49" rank="species" species="rosei">
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<emphasis italics="true" pageId="0" pageNumber="49">T. rosei</emphasis>
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</taxonomicName>
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. Metasomal tergites II and III are longer than wide separating the species from
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<taxonomicName lsidName="T. ibayaensis" pageId="0" pageNumber="49" rank="species" species="ibayaensis">
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<emphasis italics="true" pageId="0" pageNumber="49">T. ibayaensis</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="T. acaule" pageId="0" pageNumber="49" rank="species" species="acaule">
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<emphasis italics="true" pageId="0" pageNumber="49">T. acaule</emphasis>
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</taxonomicName>
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,
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<taxonomicName lsidName="T. luteum" pageId="0" pageNumber="49" rank="species" species="luteum">
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<emphasis italics="true" pageId="0" pageNumber="49">T. luteum</emphasis>
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</taxonomicName>
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, and
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<taxonomicName lsidName="T. ibayaensis" pageId="0" pageNumber="49" rank="species" species="ibayaensis">
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<emphasis italics="true" pageId="0" pageNumber="49">T. ibayaensis</emphasis>
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</taxonomicName>
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, respectively.
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<taxonomicName authorityName="Seyrig" authorityYear="1935" class="Insecta" family="Ichneumonidae" genus="Tetractenion" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tetractenion luteum" order="Hymenoptera" pageId="0" pageNumber="49" phylum="Arthropoda" rank="species" species="luteum">
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<emphasis italics="true" pageId="0" pageNumber="49">Tetractenion luteum</emphasis>
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</taxonomicName>
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is the only other species besides
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<taxonomicName lsidName="T. pascali" pageId="0" pageNumber="49" rank="species" species="pascali">
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<emphasis italics="true" pageId="0" pageNumber="49">T. pascali</emphasis>
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</taxonomicName>
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that possess dense microtrichia on the wings.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="description">
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<paragraph pageId="0" pageNumber="49">Description.</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="49">Color</emphasis>
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: head brown, mandibles yellow from base to brown at apex. Antennae brown. Body yellow with red-brown areas on metanotum; tibia III with shades of infuscation, tarsus III infuscate. Wings with dense microtrichia, pterostigma yellow, venation brown.
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</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="49">Head</emphasis>
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narrowed straight behind eyes; occiput deeply and angularly excavated, occipital carina strong, extending to lower gena at mandibular base; malar space nearly as long as basal mandibular width; eyes very large; face and clypeus features robust, mandibles large; face three-lobed and punctate on a shiny background, punctures on second lobe and clypeus deeper than punctures on lobes flanking eyes, tentorial pits deep; clypeus small, laterally convex with declivity, apically invaginated, clypeal edge convex; mandibular teeth triangular, lower tooth longer than upper tooth; antenna long, slender and apically tapered.
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</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="49">Mesosoma</emphasis>
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stout and moderately punctate on a shiny background; pronotum with no more than a wrinkle on collar; mesoscutal lobes present on mesoscutum, notauli posteriorly meeting before reaching the scutellum; mesopleuron higher than wide, epicnemial carina present at ending at anterior edge of mesopleuron; shallow pits on mesopleuron and propodeum. Propodeum weakly convex, punctate and posteriorly confluently grading into transverse wrinkles, posterior transverse carina present and distinct, lateral longitudinal carinae present but faint, spiracle small and circular-elliptical.
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</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="49">Metasoma</emphasis>
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indistinctly punctate on a shiny background; tergite I elongate, twice as long as wide, tapered anteriorly, dorso-ventrally compressed in the medial region, glymma present, spiracle positioned in front of middle and hardly protruding; tergite II longer than wide, gastrocoeli indistinct; tergite III longer than wide; tergites IV-VIII higher than wide.
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</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="49">Fore wing</emphasis>
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without ramellus on Rs-M vein; areolet large and quadrate with a short stalk receiving 2m-cu at center. Hind wing with Cu1 shorter than cu-a such that Cu2 arises above the middle of these combined veins. Legs very long, hind femur reaching beyond metasomal apex, length of tibia III plus tarsus III as long as body; spurs of tibia III longer than half metatarsal length; tarsal claws pectinate.
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</paragraph>
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" pageId="0" pageNumber="49">Males</emphasis>
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: similar to females; ramellus present.
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</paragraph>
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<paragraph pageId="0" pageNumber="49">CT 2-2.4; ML 0.7-0.9; IO 1.2-1.3; OO 1.6-2.1; Fl1 4.5-4.8; OT 0.2; B 7.7-11.5 mm; A 11-14 mm; F 9.2-10 mm.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="etymology">
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<paragraph pageId="0" pageNumber="49">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="49">Named after our colleague, Pascal Rousse, who first noted this to be a new species.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="distribution">
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<paragraph pageId="0" pageNumber="49">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="49">Namibia and South Africa.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="49" type="comments">
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<paragraph pageId="0" pageNumber="49">Comments.</paragraph>
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<paragraph pageId="0" pageNumber="49">
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In males, the ramellus on the fore wing is present, distinguishing the species from
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<taxonomicName lsidName="T. acaule" pageId="0" pageNumber="49" rank="species" species="acaule">
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<emphasis italics="true" pageId="0" pageNumber="49">T. acaule</emphasis>
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</taxonomicName>
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and
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<taxonomicName lsidName="T. luteum" pageId="0" pageNumber="49" rank="species" species="luteum">
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<emphasis italics="true" pageId="0" pageNumber="49">T. luteum</emphasis>
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</taxonomicName>
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. The wings of
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<taxonomicName lsidName="T. rosei" pageId="0" pageNumber="49" rank="species" species="rosei">
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<emphasis italics="true" pageId="0" pageNumber="49">T. rosei</emphasis>
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</taxonomicName>
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are inter-locked; this character could not be compared.
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</paragraph>
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<caption doi="10.3897/zookeys.1007.55543.figure4" httpUri="https://binary.pensoft.net/fig/492442" pageId="0" pageNumber="49" start="Figure 4" startId="F4">
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<paragraph pageId="0" pageNumber="49">
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<emphasis bold="true" pageId="0" pageNumber="49">Figure 4.</emphasis>
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<taxonomicName authorityName="Reynolds Berry & van Noort" authorityYear="2020" class="Insecta" family="Ichneumonidae" genus="Tetractenion" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tetractenion pascali" order="Hymenoptera" pageId="0" pageNumber="49" phylum="Arthropoda" rank="species" species="pascali">
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<emphasis italics="true" pageId="0" pageNumber="49">Tetractenion pascali</emphasis>
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</taxonomicName>
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sp. nov. Holotype
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<emphasis bold="true" pageId="0" pageNumber="49">A</emphasis>
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habitus, lateral view
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<emphasis bold="true" pageId="0" pageNumber="49">B</emphasis>
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habitus, dorsal view (inset: data labels)
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<emphasis bold="true" pageId="0" pageNumber="49">C</emphasis>
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head, anterior view
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<emphasis bold="true" pageId="0" pageNumber="49">D</emphasis>
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wings.
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</paragraph>
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</caption>
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</subSubSection>
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</treatment>
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</document> |