189 lines
17 KiB
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189 lines
17 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.975.55456" ID-GBIF-Dataset="bfcb4e07-aaea-419e-8bb5-08851e9f27dd" ID-PMC="PMC7572521" ID-Pensoft-Pub="1313-2970-975-11" ID-Pensoft-UUID="FE5DCB656614590DB4C35092D89F3F3D" ID-PubMed="33117063" ID-ZooBank="785EDF225A3242178C9B6433E0AD199F" ModsDocID="1313-2970-975-11" checkinTime="1602606874639" checkinUser="pensoft" docAuthor="Hendrich, Lars, Watts, Chris H. S. & Balke, Michael" docDate="2020" docId="E328E66DBD0154ADAD8FD4978F9E5E0F" docLanguage="en" docName="ZooKeys 975: 11-49" docOrigin="ZooKeys 975" docSource="http://dx.doi.org/10.3897/zookeys.975.55456" docTitle="Gibbidessus pederzanii Hendrich & Watts & Balke 2020, sp. nov." docType="treatment" docUuid="9389E4E1-D5E3-4063-A0F3-33C7FAFD045E" docUuidSource="ZooBank" docVersion="4" id="FE5DCB656614590DB4C35092D89F3F3D" lastPageNumber="11" masterDocId="FE5DCB656614590DB4C35092D89F3F3D" masterDocTitle="The " minute diving beetles " of southern Australia - taxonomic revision of Gibbidessus Watts, 1978, with description of six new species (Coleoptera, Dytiscidae, Bidessini)" masterLastPageNumber="49" masterPageNumber="11" pageNumber="11" updateTime="1668169601453" 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>The " minute diving beetles " of southern Australia - taxonomic revision of Gibbidessus Watts, 1978, with description of six new species (Coleoptera, Dytiscidae, Bidessini)</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>Hendrich, Lars</mods:namePart>
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<mods:affiliation>SNSB - Zoologische Staatssammlung Muenchen, Muenchhausenstrasse 21, D - 81247 Muenchen, Germany</mods:affiliation>
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<mods:nameIdentifier type="orcid">https://orcid.org/0000-0001-8366-0749</mods:nameIdentifier>
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<mods:nameIdentifier type="email">hendrich1@aol.com</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>Watts, Chris H. S.</mods:namePart>
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<mods:affiliation>South Australian Museum, North Terrace, Adelaide, South Australia 5000, Australia</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>Balke, Michael</mods:namePart>
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<mods:affiliation>SNSB - Zoologische Staatssammlung Muenchen, Muenchhausenstrasse 21, D - 81247 Muenchen, Germany</mods:affiliation>
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<mods:nameIdentifier type="orcid">https://orcid.org/0000-0002-3773-6586</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="volume">
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<mods:number>975</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>11</mods:start>
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<mods:end>49</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.975.55456</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.975.55456</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-975-11</mods:identifier>
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<mods:identifier type="ZooBank">785EDF225A3242178C9B6433E0AD199F</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FE5DCB656614590DB4C35092D89F3F3D</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="168338746" LSID="urn:lsid:zoobank.org:act:9389E4E1-D5E3-4063-A0F3-33C7FAFD045E" httpUri="http://treatment.plazi.org/id/E328E66DBD0154ADAD8FD4978F9E5E0F" lastPageNumber="11" pageId="0" pageNumber="11">
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<subSubSection pageId="0" pageNumber="11" type="nomenclature">
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<paragraph pageId="0" pageNumber="11">
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<taxonomicName LSID="E328E66D-BD01-54AD-AD8F-D4978F9E5E0F" authority="Hendrich & Watts & Balke, 2020" authorityName="Hendrich & Watts & Balke" authorityYear="2020" class="Insecta" family="Dytiscidae" genus="Gibbidessus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Gibbidessus pederzanii" order="Coleoptera" pageId="0" pageNumber="11" phylum="Arthropoda" rank="species" species="pederzanii" status="sp. nov.">Gibbidessus pederzanii</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="11">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figures 5–7" captionStartId="F2" captionText="Figures 5 - 7. Habitus of 5 Gibbidessus drikdrikensis sp. nov. 6 G. kangarooensis sp. nov. 7 G. pederzanii sp. nov. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.975.55456.figures5-7" httpUri="https://binary.pensoft.net/fig/462661" pageId="0" pageNumber="11">Figs 7</figureCitation>
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<figureCitation captionStart="Figure 12" captionStartId="F4" captionText="Figure 12. Head of G. davidi sp. nov. A with cervical line (red arrow), and head of G. pederzanii sp. nov. B without cervical line but rather a few punctures instead (red arrow)." figureDoi="10.3897/zookeys.975.55456.figure12" httpUri="https://binary.pensoft.net/fig/462663" pageId="0" pageNumber="11">, 12</figureCitation>
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<figureCitation captionStart="Figures 18, 19" captionStartId="F8" captionText="Figures 18, 19. 18 Gibbidessus kangarooensis sp. nov. 19 G. pederzanii sp. nov. A median lobe in ventral view B median lobe in lateral view, left side C left paramere in lateral view D right paramere in lateral view. Scale bar: 0.2 mm." figureDoi="10.3897/zookeys.975.55456.figures18-19" httpUri="https://binary.pensoft.net/fig/462667" pageId="0" pageNumber="11">, 19</figureCitation>
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<figureCitation captionStart="Figures 24, 25" captionStartId="F11" captionText="Figures 24, 25. Distribution of 24 Gibbidessus pictipes (black dots) 25 G. pederzanii sp. nov. (red dot), G. rottnestensis sp. nov. (blue dots)." figureDoi="10.3897/zookeys.975.55456.figures24-25" httpUri="https://binary.pensoft.net/fig/462670" pageId="0" pageNumber="11">, 25</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="11" type="type locality">
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<paragraph pageId="0" pageNumber="11">Type locality.</paragraph>
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<paragraph pageId="0" pageNumber="11">
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Australia, Western Australia, creek around Nannup [
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<geoCoordinate degrees="33" direction="south" minutes="58" orientation="latitude" precision="925" value="-33.966667">33°58'S</geoCoordinate>
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,
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<geoCoordinate degrees="115" direction="east" minutes="45" orientation="longitude" precision="925" value="115.75">115°45'E</geoCoordinate>
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].
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="11" type="type material">
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<paragraph pageId="0" pageNumber="11">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="11">
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<emphasis bold="true" pageId="0" pageNumber="11">
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<emphasis italics="true" pageId="0" pageNumber="11">Holotype</emphasis>
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:
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</emphasis>
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Male, "Australia (WA) Nannup env. roadside creeks 1/12/98 Pederzani", "Holotype
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<taxonomicName authorityName="Hendrich & Watts & Balke" authorityYear="2020" class="Insecta" family="Dytiscidae" genus="Gibbidessus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Gibbidessus pederzanii" order="Coleoptera" pageId="0" pageNumber="11" phylum="Arthropoda" rank="species" species="pederzanii">
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<emphasis italics="true" pageId="0" pageNumber="11">Gibbidessus pederzanii</emphasis>
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</taxonomicName>
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Hendrich, Watts & Balke des. 2020" [red printed label] (SAMA).
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<emphasis bold="true" pageId="0" pageNumber="11">
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<emphasis italics="true" pageId="0" pageNumber="11">Paratypes</emphasis>
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(13 exs.):
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</emphasis>
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All specimens with same data as holotype. Two specimens with " SAMA Database No 25-001593" and one with a yellow printed label
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<normalizedToken originalValue="“photographed”">"photographed"</normalizedToken>
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(CFP, CLH, SAMA, ZSM). All paratypes are provided with printed red paratype labels.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="11" type="diagnosis">
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<paragraph pageId="0" pageNumber="11">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="11">
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Medium-sized species which externally is characterised by a rounded habitus, without disruption between pronotum and elytron, and shiny, non-microreticulate dorsal surface with testaceous markings on elytra. Dorsoventrally rather arched. Without cervical line but rather a few punctures instead (Fig.
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<figureCitation captionStart="Figures 5–7" captionStartId="F2" captionText="Figures 5 - 7. Habitus of 5 Gibbidessus drikdrikensis sp. nov. 6 G. kangarooensis sp. nov. 7 G. pederzanii sp. nov. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.975.55456.figures5-7" httpUri="https://binary.pensoft.net/fig/462661" pageId="0" pageNumber="11">7</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="11" type="description">
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<paragraph pageId="0" pageNumber="11">Measurements.</paragraph>
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<paragraph pageId="0" pageNumber="11">Holotype: TL = 1.5 mm, TL-H = 1.3 mm, MW = 0.85 mm. Paratypes: TL = 1.5-1.6 mm, TL-H = 1.3-1.4 mm, MW = 0.85-0.95 mm.</paragraph>
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<paragraph pageId="0" pageNumber="11">
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<emphasis bold="true" pageId="0" pageNumber="11">
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<emphasis italics="true" pageId="0" pageNumber="11">Head</emphasis>
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:
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</emphasis>
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Ferruginous, around eyes almost black, without cervical line but rather a few punctures instead (Fig.
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<figureCitation captionStart="Figure 12" captionStartId="F4" captionText="Figure 12. Head of G. davidi sp. nov. A with cervical line (red arrow), and head of G. pederzanii sp. nov. B without cervical line but rather a few punctures instead (red arrow)." figureDoi="10.3897/zookeys.975.55456.figure12" httpUri="https://binary.pensoft.net/fig/462663" pageId="0" pageNumber="11">12B</figureCitation>
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). Coarsely punctate, rather shiny, weak microreticulation visible. Punctures weakly anteriorly and strongly posteriorly between eyes. Antennae relatively short, stout. Antennomeres 1 and 2 ferruginous, 3-11 darkened anteriorly.
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</paragraph>
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<paragraph pageId="0" pageNumber="11">
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<emphasis bold="true" pageId="0" pageNumber="11">
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<emphasis italics="true" pageId="0" pageNumber="11">Pronotum</emphasis>
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:
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</emphasis>
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Ferruginous, anterior and posterior margins, between striae, slightly darker, broadest at posterior corners. Punctation very weak almost evenly distributed, shiny and microsculpture absent. Sides of pronotum margined and almost evenly rounded. Angle between pronotum and elytra less pronounced, basal pronotal plicae present. Striae moderately defined, almost 1/2 length of pronotum, slightly incurved.
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</paragraph>
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<paragraph pageId="0" pageNumber="11">
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<emphasis bold="true" pageId="0" pageNumber="11">
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<emphasis italics="true" pageId="0" pageNumber="11">Elytra</emphasis>
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:
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</emphasis>
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Dark brown with vague basolateral and apical area ferruginous (Fig.
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<figureCitation captionStart="Figures 5–7" captionStartId="F2" captionText="Figures 5 - 7. Habitus of 5 Gibbidessus drikdrikensis sp. nov. 6 G. kangarooensis sp. nov. 7 G. pederzanii sp. nov. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.975.55456.figures5-7" httpUri="https://binary.pensoft.net/fig/462661" pageId="0" pageNumber="11">7</figureCitation>
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). Coarsely and densely punctate, shiny, microsculpture absent. Striae deeply impressed, straight but shorter than basal pronotal striae.
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</paragraph>
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<paragraph pageId="0" pageNumber="11">
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<emphasis bold="true" pageId="0" pageNumber="11">
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<emphasis italics="true" pageId="0" pageNumber="11">Ventral side</emphasis>
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:
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</emphasis>
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Ferruginous. Prothorax and abdomen paler than other parts. Metacoxae and metaventrite covered with larger punctures, surface shiny, without microreticulation. Abdominal ventrites with dense and finer punctures, shiny, microreticulation absent. Metacoxal lines almost straight, anteriorly not divergent. Epipleuron testaceous, with few coarse punctures, shiny, lacking microsculpture. Legs ferruginous with meta- and mesotarsi somewhat darkened.
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</paragraph>
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<paragraph pageId="0" pageNumber="11">
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<emphasis bold="true" pageId="0" pageNumber="11">
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<emphasis italics="true" pageId="0" pageNumber="11">Male</emphasis>
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.
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</emphasis>
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Dorsal surface with coarse punctures but otherwise with shiny surface (Fig.
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<figureCitation captionStart="Figures 5–7" captionStartId="F2" captionText="Figures 5 - 7. Habitus of 5 Gibbidessus drikdrikensis sp. nov. 6 G. kangarooensis sp. nov. 7 G. pederzanii sp. nov. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.975.55456.figures5-7" httpUri="https://binary.pensoft.net/fig/462661" pageId="0" pageNumber="11">7</figureCitation>
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). Median lobe of aedeagus as in Fig.
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<figureCitation captionStart="Figures 18, 19" captionStartId="F8" captionText="Figures 18, 19. 18 Gibbidessus kangarooensis sp. nov. 19 G. pederzanii sp. nov. A median lobe in ventral view B median lobe in lateral view, left side C left paramere in lateral view D right paramere in lateral view. Scale bar: 0.2 mm." figureDoi="10.3897/zookeys.975.55456.figures18-19" httpUri="https://binary.pensoft.net/fig/462667" pageId="0" pageNumber="11">19A, B</figureCitation>
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. Shape of median lobe, almost straight and fairly uniform in lateral view, in ventral view rounded at apex. Parameres bi-segmented, elongated, and without setae at apex (Fig.
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<figureCitation captionStart="Figures 18, 19" captionStartId="F8" captionText="Figures 18, 19. 18 Gibbidessus kangarooensis sp. nov. 19 G. pederzanii sp. nov. A median lobe in ventral view B median lobe in lateral view, left side C left paramere in lateral view D right paramere in lateral view. Scale bar: 0.2 mm." figureDoi="10.3897/zookeys.975.55456.figures18-19" httpUri="https://binary.pensoft.net/fig/462667" pageId="0" pageNumber="11">19C, D</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="11" type="affinities">
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<paragraph pageId="0" pageNumber="11">Affinities.</paragraph>
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<paragraph pageId="0" pageNumber="11">
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This species is similar to
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<taxonomicName lsidName="G. davidi" pageId="0" pageNumber="11" rank="species" species="davidi">
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<emphasis italics="true" pageId="0" pageNumber="11">G. davidi</emphasis>
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</taxonomicName>
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sp. nov. but readily separated by the different colour pattern, the more roundish body (Figs
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<figureCitation captionStart="Figures 1–4" captionStartId="F1" captionText="Figures 1 - 4. Habitus of 1 Gibbidessus atomus sp. nov. 2 G. chipi, 3 G. davidi, male 4 G. davidi female. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.975.55456.figures1-4" httpUri="https://binary.pensoft.net/fig/462660" pageId="0" pageNumber="11">4</figureCitation>
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,
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<figureCitation captionStart="Figures 5–7" captionStartId="F2" captionText="Figures 5 - 7. Habitus of 5 Gibbidessus drikdrikensis sp. nov. 6 G. kangarooensis sp. nov. 7 G. pederzanii sp. nov. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.975.55456.figures5-7" httpUri="https://binary.pensoft.net/fig/462661" pageId="0" pageNumber="11">7</figureCitation>
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), the larger punctation on elytra, and the form of the median lobe and parameres (Figs
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<figureCitation captionStart="Figures 16, 17" captionStartId="F7" captionText="Figures 16, 17. 16 Gibbidessus davidi sp. nov. 17 G. drikdrikensis sp. nov. A median lobe in ventral view B median lobe in lateral view, left side C left paramere in lateral view, D right paramere in lateral view. Scale bar: 0.2 mm." figureDoi="10.3897/zookeys.975.55456.figures16-17" httpUri="https://binary.pensoft.net/fig/462666" pageId="0" pageNumber="11">16</figureCitation>
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,
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<figureCitation captionStart="Figures 18, 19" captionStartId="F8" captionText="Figures 18, 19. 18 Gibbidessus kangarooensis sp. nov. 19 G. pederzanii sp. nov. A median lobe in ventral view B median lobe in lateral view, left side C left paramere in lateral view D right paramere in lateral view. Scale bar: 0.2 mm." figureDoi="10.3897/zookeys.975.55456.figures18-19" httpUri="https://binary.pensoft.net/fig/462667" pageId="0" pageNumber="11">19</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="11" type="etymology">
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<paragraph pageId="0" pageNumber="11">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="11">The species is named after our colleague, the dytiscid specialist Fernando Pederzani (Ravenna, Italy), who collected the type material. The specific epithet is a substantive in the genitive case.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="11" type="distribution">
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<paragraph pageId="0" pageNumber="11">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="11">
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South-western Australia. A rare species, which is only known from the type locality somewhere around Nannup in south-western Australia. Most probably a more inland species and restricted to forested areas and not in heathland or coastal sedge swamps (Fig.
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<figureCitation captionStart="Figures 24, 25" captionStartId="F11" captionText="Figures 24, 25. Distribution of 24 Gibbidessus pictipes (black dots) 25 G. pederzanii sp. nov. (red dot), G. rottnestensis sp. nov. (blue dots)." figureDoi="10.3897/zookeys.975.55456.figures24-25" httpUri="https://binary.pensoft.net/fig/462670" pageId="0" pageNumber="11">25</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="11" type="habitat">
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<paragraph pageId="0" pageNumber="11">Habitat.</paragraph>
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<paragraph pageId="0" pageNumber="11">All specimens were collected in shallow water at the edge of a small slow flowing forest creek (F. Pederzani in litt.).</paragraph>
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</subSubSection>
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</treatment>
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</document> |