328 lines
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328 lines
34 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1056.66553" ID-GBIF-Dataset="6f05d14c-7490-40a6-b34a-8e4bd3431df6" ID-PMC="PMC8384827" ID-Pensoft-Pub="1313-2970-1056-17" ID-Pensoft-UUID="9F460C6A018E5D5B889A40EAE1F34989" ID-PubMed="34497473" ID-ZooBank="B62820E7CE524501802CD8E864C7199A" ModsDocID="1313-2970-1056-17" checkinTime="1629294920043" checkinUser="pensoft" docAuthor="Liu, Zhiping & Cuccodoro, Giulio" docDate="2021" docId="C8EE3A09F60A5DA7BB1C935EF88852DA" docLanguage="en" docName="ZooKeys 1056: 17-34" docOrigin="ZooKeys 1056" docPubDate="2021-08-17" docSource="http://dx.doi.org/10.3897/zookeys.1056.66553" docTitle="Megarthrus panda Liu & Cuccodoro 2021, sp. nov." docType="treatment" docUuid="536B7DD8-8691-4D7F-84AC-3BA210384AE1" docUuidSource="ZooBank" docVersion="4" id="9F460C6A018E5D5B889A40EAE1F34989" lastPageNumber="17" masterDocId="9F460C6A018E5D5B889A40EAE1F34989" masterDocTitle="Megarthrus of China. Part 4. The M. hemipterus complex (Coleoptera, Staphylinidae, Proteininae), with description of a new species from Yunnan Province" masterLastPageNumber="34" masterPageNumber="17" pageNumber="17" updateTime="1668150849830" 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>Megarthrus of China. Part 4. The M. hemipterus complex (Coleoptera, Staphylinidae, Proteininae), with description of a new species from Yunnan Province</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>Liu, Zhiping</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-3308-3274</mods:nameIdentifier>
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<mods:affiliation>Institute of Entomology, College of Plant Protection, Southwest University, Chongqing 400715, China</mods:affiliation>
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<mods:nameIdentifier type="email">lzpzena@126.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>Cuccodoro, Giulio</mods:namePart>
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<mods:affiliation>Museum d'histoire naturelle, Case postale 6434 CH- 1211, Geneve 6, Switzerland</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-08-17</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1056</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>17</mods:start>
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<mods:end>34</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.1056.66553</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.1056.66553</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1056-17</mods:identifier>
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<mods:identifier type="ZooBank">B62820E7CE524501802CD8E864C7199A</mods:identifier>
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<mods:identifier type="Pensoft-UUID">9F460C6A018E5D5B889A40EAE1F34989</mods:identifier>
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</mods:mods>
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<subSection pageId="0" pageNumber="17" type="taxonomy">
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<treatment ID-GBIF-Taxon="184587224" LSID="urn:lsid:zoobank.org:act:536B7DD8-8691-4D7F-84AC-3BA210384AE1" httpUri="http://treatment.plazi.org/id/C8EE3A09F60A5DA7BB1C935EF88852DA" lastPageNumber="17" pageId="0" pageNumber="17">
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<subSubSection pageId="0" pageNumber="17" type="nomenclature">
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<paragraph pageId="0" pageNumber="17">
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<taxonomicName LSID="http://zoobank.org/536B7DD8-8691-4D7F-84AC-3BA210384AE1" authority="Liu & Cuccodoro, 2021" authorityName="Liu & Cuccodoro" authorityYear="2021" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus panda" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="panda" status="sp. nov.">Megarthrus panda</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="17">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="17" type="description">
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<paragraph pageId="0" pageNumber="17">
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<figureCitation captionStart="Figures 19–21" captionStartId="F5" captionText="Figures 19 - 21. Megarthrus panda sp. nov.: habitus, male: dorsal 19 ventral 20, and lateral 21 views. Scale bar: 0.5 mm." figureDoi="10.3897/zookeys.1056.66553.figures19-21" httpUri="https://binary.pensoft.net/fig/578547" pageId="0" pageNumber="17">Figs 19-21</figureCitation>
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<figureCitation captionStart="Figures 22–23" captionStartId="F6" captionText="Figures 22 - 23. Megarthrus panda sp. nov., prothorax in dorsal 22 and ventral 23 views. Scale bar: 0.2 mm." figureDoi="10.3897/zookeys.1056.66553.figures22-23" httpUri="https://binary.pensoft.net/fig/578548" pageId="0" pageNumber="17">, 22-23</figureCitation>
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<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">, 24-32</figureCitation>
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<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">, 33-40</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="17" type="type material">
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<paragraph pageId="0" pageNumber="17">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="17">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="17">Holotype</emphasis>
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(♂):
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<emphasis bold="true" pageId="0" pageNumber="17">China: Yunnan Prov.</emphasis>
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: Jizu Shan
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<geoCoordinate degrees="25.58" direction="north" orientation="latitude" precision="555" value="25.58">25.58N</geoCoordinate>
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<geoCoordinate degrees="100.21" direction="east" orientation="longitude" precision="555" value="100.21">100.21E</geoCoordinate>
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, 2500-2700 m, 6-10.vii.1994, leg. V.
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<normalizedToken originalValue="Kubáñ">Kuban</normalizedToken>
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, in NHMB.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="17">Paratypes</emphasis>
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(20): Same data as holotype, 1 ♂ and 1 ♀ in NHMB, 1 ♂ and 1 ♀ in MHNG;
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<emphasis bold="true" pageId="0" pageNumber="17">China: Yunnan Prov.</emphasis>
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: NE Kunming,
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<geoCoordinate degrees="25" direction="north" minutes="08" orientation="latitude" precision="15" seconds="35" value="25.143055">25°08'35"N</geoCoordinate>
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,
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<geoCoordinate degrees="102" direction="east" minutes="53" orientation="longitude" precision="15" seconds="49" value="102.89694">102°53'49"E</geoCoordinate>
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, 2320 m, 13.viii.2014, leg. M.
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<normalizedToken originalValue="Schülke">Schuelke</normalizedToken>
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[CH14-06], mixed forest with alder, oak and pine, litter and mushrooms, sifted, 2 ♂ and 3 ♀ in cSch, 1 ♂ and 1 ♀ in MHNG & 1 ♂ and 1 ♀ in SWUC; NE Kunming,
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<geoCoordinate degrees="25" direction="north" minutes="08" orientation="latitude" precision="15" seconds="40" value="25.144444">25°08'40" N</geoCoordinate>
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,
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<geoCoordinate degrees="102" direction="east" minutes="53" orientation="longitude" precision="15" seconds="48" value="102.89667">102°53'48"E</geoCoordinate>
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, 2290 m, 11.viii.2014, leg. M.
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<normalizedToken originalValue="Schülke">Schuelke</normalizedToken>
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[CH14-05], mixed deciduous forest with scattered pine trees, litter and mushrooms sifted, 1 ♂ in cSch; Dali Aut. Pref.
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<normalizedToken originalValue="Mão">Mao</normalizedToken>
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Jiao Shan, E pass, 58 km NE Dali,
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<geoCoordinate degrees="25" direction="north" minutes="56" orientation="latitude" precision="15" seconds="41" value="25.944721">25°56'41"N</geoCoordinate>
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,
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<geoCoordinate degrees="100" direction="east" minutes="40" orientation="longitude" precision="15" seconds="05" value="100.66805">100°40'05"E</geoCoordinate>
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, 2525 m, 4.ix.2009, leg. M.
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<normalizedToken originalValue="Schülke">Schuelke</normalizedToken>
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[CH 09-26] secondary mixed forest, litter, moss & mushrooms, sifted, 1 ♂ and 4 ♀ in cSch & 1 ♀ in MHNG.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="17" type="description">
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<paragraph pageId="0" pageNumber="17">Description.</paragraph>
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<paragraph pageId="0" pageNumber="17">
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Combined length of head, pronotum and elytra = 1.7-2.1 mm; maximal pronotal width = 0.9-1.3 mm. Body (Figs
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<figureCitation captionStart="Figures 19–21" captionStartId="F5" captionText="Figures 19 - 21. Megarthrus panda sp. nov.: habitus, male: dorsal 19 ventral 20, and lateral 21 views. Scale bar: 0.5 mm." figureDoi="10.3897/zookeys.1056.66553.figures19-21" httpUri="https://binary.pensoft.net/fig/578547" pageId="0" pageNumber="17">19-21</figureCitation>
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) predominantly chestnut brown, with pronotum usually slightly paler, frons slightly paler than vertex, and legs slightly paler than elytra. Anterior frontal margin slightly carinate, evenly convex in dorsal view. Antenna as in Fig.
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<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">36</figureCitation>
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. Prothorax as in Figs
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<figureCitation captionStart="Figures 22–23" captionStartId="F6" captionText="Figures 22 - 23. Megarthrus panda sp. nov., prothorax in dorsal 22 and ventral 23 views. Scale bar: 0.2 mm." figureDoi="10.3897/zookeys.1056.66553.figures22-23" httpUri="https://binary.pensoft.net/fig/578548" pageId="0" pageNumber="17">22</figureCitation>
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,
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<figureCitation captionStart="Figures 22–23" captionStartId="F6" captionText="Figures 22 - 23. Megarthrus panda sp. nov., prothorax in dorsal 22 and ventral 23 views. Scale bar: 0.2 mm." figureDoi="10.3897/zookeys.1056.66553.figures22-23" httpUri="https://binary.pensoft.net/fig/578548" pageId="0" pageNumber="17">23</figureCitation>
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.
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</paragraph>
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<caption doi="10.3897/zookeys.1056.66553.figures19-21" httpUri="https://binary.pensoft.net/fig/578547" pageId="0" pageNumber="17" start="Figures 19–21" startId="F5">
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<paragraph pageId="0" pageNumber="17">
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<emphasis bold="true" pageId="0" pageNumber="17">Figures 19-21.</emphasis>
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<taxonomicName authorityName="Liu & Cuccodoro" authorityYear="2021" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus panda" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="panda">
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<emphasis italics="true" pageId="0" pageNumber="17">Megarthrus panda</emphasis>
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</taxonomicName>
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sp. nov.: habitus, male: dorsal
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<emphasis bold="true" pageId="0" pageNumber="17">19</emphasis>
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ventral
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<emphasis bold="true" pageId="0" pageNumber="17">20</emphasis>
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, and lateral
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<emphasis bold="true" pageId="0" pageNumber="17">21</emphasis>
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views. Scale bar: 0.5 mm.
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</paragraph>
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</caption>
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<caption doi="10.3897/zookeys.1056.66553.figures22-23" httpUri="https://binary.pensoft.net/fig/578548" pageId="0" pageNumber="17" start="Figures 22–23" startId="F6">
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<paragraph pageId="0" pageNumber="17">
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<emphasis bold="true" pageId="0" pageNumber="17">Figures 22-23.</emphasis>
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<taxonomicName authorityName="Liu & Cuccodoro" authorityYear="2021" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus panda" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="panda">
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<emphasis italics="true" pageId="0" pageNumber="17">Megarthrus panda</emphasis>
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</taxonomicName>
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sp. nov., prothorax in dorsal
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<emphasis bold="true" pageId="0" pageNumber="17">22</emphasis>
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and ventral
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<emphasis bold="true" pageId="0" pageNumber="17">23</emphasis>
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views. Scale bar: 0.2 mm.
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="17">
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<emphasis bold="true" pageId="0" pageNumber="17">
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<emphasis italics="true" pageId="0" pageNumber="17">Male</emphasis>
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.
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</emphasis>
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Protibia fairly straight and evenly expanding from base to apex; adventral side flattened. Mesotrochanter (Fig.
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<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">28</figureCitation>
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) with about twenty peg-like setae grouped as a field. Mesofemur (Fig.
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<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">28</figureCitation>
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) slightly arcuate and slightly swollen. Mesotibia (Fig.
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<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">27</figureCitation>
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) subangulate, bearing peg-like setae arranged in two rows. Metatrochanter and metafemur (Fig.
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<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">29</figureCitation>
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) markedly swollen; posterior margin of metatrochanter broadly rectangular; posterior margin of metafemur concave in ventral view, forming sharp ridge on half length. Metatibia (Fig.
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<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">26</figureCitation>
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) swollen, with adventral side flattened and broadly emarginated on apical two-thirds; metatibial peg-like setae grouped as a field on apical quarter with additional peg-like setae arranged in scattered row bordering each side of emargination. Abdominal tergite VIII as in Figs
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<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">30</figureCitation>
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,
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<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">31</figureCitation>
|
|||
|
|
; abdominal sternite VIII in Fig.
|
|||
|
|
<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">32</figureCitation>
|
|||
|
|
; hemitergites IX as in Fig.
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">39</figureCitation>
|
|||
|
|
. Aedeagus (Figs
|
|||
|
|
<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">24</figureCitation>
|
|||
|
|
,
|
|||
|
|
<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">25</figureCitation>
|
|||
|
|
) with ventral wall strongly narrowed at apical third in ventral view, with ventral outline markedly sinuate to slender apex strongly recurved ventrally in lateral view.
|
|||
|
|
</paragraph>
|
|||
|
|
<caption doi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17" start="Figures 24–32" startId="F7">
|
|||
|
|
<paragraph pageId="0" pageNumber="17">
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">Figures 24-32.</emphasis>
|
|||
|
|
<taxonomicName authorityName="Liu & Cuccodoro" authorityYear="2021" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus panda" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="panda">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">Megarthrus panda</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
sp. nov., aedeagus in ventral
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">24</emphasis>
|
|||
|
|
and lateral
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">25</emphasis>
|
|||
|
|
views; metatibiae
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">26</emphasis>
|
|||
|
|
mesotibiae
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">27</emphasis>
|
|||
|
|
mesotrochanter and mesofemur
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">28</emphasis>
|
|||
|
|
metatrochanter and metafemur
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">29</emphasis>
|
|||
|
|
tergite VIII in lateral
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">30</emphasis>
|
|||
|
|
and ventral
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">31</emphasis>
|
|||
|
|
views sternite VIII in ventral view
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">32</emphasis>
|
|||
|
|
. Scale bar: 0.1 mm.
|
|||
|
|
</paragraph>
|
|||
|
|
</caption>
|
|||
|
|
<paragraph pageId="0" pageNumber="17">
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">Female</emphasis>
|
|||
|
|
.
|
|||
|
|
</emphasis>
|
|||
|
|
Abdominal tergite VIII as in Figs
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">37</figureCitation>
|
|||
|
|
,
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">38</figureCitation>
|
|||
|
|
. Valvifers as in Figs
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">34</figureCitation>
|
|||
|
|
,
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">35</figureCitation>
|
|||
|
|
. Gonocoxal plate (Figs
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">34</figureCitation>
|
|||
|
|
,
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">35</figureCitation>
|
|||
|
|
) with lateral portions of dorsobasal margin oblique to median portion truncate, markedly projecting anterad. Dorsal part of genitalia (Fig.
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">33</figureCitation>
|
|||
|
|
) with arcuate sclerite slightly wider at middle.
|
|||
|
|
</paragraph>
|
|||
|
|
<caption doi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17" start="Figures 33–40" startId="F8">
|
|||
|
|
<paragraph pageId="0" pageNumber="17">
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">Figures 33-40.</emphasis>
|
|||
|
|
<taxonomicName authorityName="Liu & Cuccodoro" authorityYear="2021" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus panda" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="panda">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">Megarthrus panda</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
sp. nov., female genital segments, dorsal part in ventral view
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">33</emphasis>
|
|||
|
|
and ventral part in dorsal
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">34</emphasis>
|
|||
|
|
and lateral
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">35</emphasis>
|
|||
|
|
views antenna
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">36</emphasis>
|
|||
|
|
female tergite VIII in lateral
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">37</emphasis>
|
|||
|
|
and dorsal
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">38</emphasis>
|
|||
|
|
views male left hemitergite IX
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">39</emphasis>
|
|||
|
|
female sternite VIII in ventral view
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">40</emphasis>
|
|||
|
|
. Scale bar: 0.1 mm.
|
|||
|
|
</paragraph>
|
|||
|
|
</caption>
|
|||
|
|
</subSubSection>
|
|||
|
|
<subSubSection pageId="0" pageNumber="17" type="comparisons">
|
|||
|
|
<paragraph pageId="0" pageNumber="17">Comparisons and diagnostic notes.</paragraph>
|
|||
|
|
<paragraph pageId="0" pageNumber="17">
|
|||
|
|
<taxonomicName authorityName="Bernhauer" authorityYear="1938" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus dentipes" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="dentipes">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">Megarthrus dentipes</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
,
|
|||
|
|
<taxonomicName lsidName="M. flavolimbatus" pageId="0" pageNumber="17" rank="species" species="flavolimbatus">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">M. flavolimbatus</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
,
|
|||
|
|
<taxonomicName lsidName="M. hemipterus" pageId="0" pageNumber="17" rank="species" species="hemipterus">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">M. hemipterus</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
and
|
|||
|
|
<taxonomicName lsidName="M. panda" pageId="0" pageNumber="17" rank="species" species="panda">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">M. panda</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
sp. nov. are the only members of the genus to have the anterior frontal margin carinate, the antennae bearing short and dense pubescence only on antennomeres 5-11, hemispherical eyes with the highest point above level of the vertex, the lateral sides of pronotum and elytra slightly deplanate, the prohypomera without a marked ridge, and the pubescence on abdominal tergites parallel. Within these species
|
|||
|
|
<taxonomicName lsidName="M. panda" pageId="0" pageNumber="17" rank="species" species="panda">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">M. panda</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
sp. nov. can be easily distinguished by the shape posterior legs of the males (Figs
|
|||
|
|
<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">26</figureCitation>
|
|||
|
|
,
|
|||
|
|
<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">29</figureCitation>
|
|||
|
|
). Its genitalia are also diagnostic, notably in the male by the aedeagal ventral wall strongly sinuate in lateral view (Fig.
|
|||
|
|
<figureCitation captionStart="Figures 24–32" captionStartId="F7" captionText="Figures 24 - 32. Megarthrus panda sp. nov., aedeagus in ventral 24 and lateral 25 views; metatibiae 26 mesotibiae 27 mesotrochanter and mesofemur 28 metatrochanter and metafemur 29 tergite VIII in lateral 30 and ventral 31 views sternite VIII in ventral view 32. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures24-32" httpUri="https://binary.pensoft.net/fig/578549" pageId="0" pageNumber="17">25</figureCitation>
|
|||
|
|
), and in the female by the arcuate dorsal genital sclerite slightly wider at middle in combination with the dorsobasal margin of the gonocoxal plate evenly narrowed to its truncate median portion projecting anterad (Fig.
|
|||
|
|
<figureCitation captionStart="Figures 33–40" captionStartId="F8" captionText="Figures 33 - 40. Megarthrus panda sp. nov., female genital segments, dorsal part in ventral view 33 and ventral part in dorsal 34 and lateral 35 views antenna 36 female tergite VIII in lateral 37 and dorsal 38 views male left hemitergite IX 39 female sternite VIII in ventral view 40. Scale bar: 0.1 mm." figureDoi="10.3897/zookeys.1056.66553.figures33-40" httpUri="https://binary.pensoft.net/fig/578550" pageId="0" pageNumber="17">34</figureCitation>
|
|||
|
|
).
|
|||
|
|
</paragraph>
|
|||
|
|
</subSubSection>
|
|||
|
|
<subSubSection pageId="0" pageNumber="17" type="distribution">
|
|||
|
|
<paragraph pageId="0" pageNumber="17">Distribution and natural history.</paragraph>
|
|||
|
|
<paragraph pageId="0" pageNumber="17">
|
|||
|
|
The species is endemic to Yunnan Province (Fig.
|
|||
|
|
<figureCitation captionStart="Figure 41" captionStartId="F9" captionText="Figure 41. Distribution map in China of Megarthrus dentipes Bernhauer, M. flavolimbatus Cameron, M. hemipterus (Illiger) and Megarthrus panda sp. nov. Scale bar: 300 km." figureDoi="10.3897/zookeys.1056.66553.figure41" httpUri="https://binary.pensoft.net/fig/578551" pageId="0" pageNumber="17">41</figureCitation>
|
|||
|
|
), where it was found at elevations ranging from 2290 to 2700 m a. s. l. from July to September by sifting leaf litter with mushrooms in mixed deciduous forests with alder, oak and pine.
|
|||
|
|
</paragraph>
|
|||
|
|
<caption doi="10.3897/zookeys.1056.66553.figure41" httpUri="https://binary.pensoft.net/fig/578551" pageId="0" pageNumber="17" start="Figure 41" startId="F9">
|
|||
|
|
<paragraph pageId="0" pageNumber="17">
|
|||
|
|
<emphasis bold="true" pageId="0" pageNumber="17">Figure 41.</emphasis>
|
|||
|
|
Distribution map in China of
|
|||
|
|
<taxonomicName authorityName="Bernhauer" authorityYear="1938" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus dentipes" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="dentipes">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">Megarthrus dentipes</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
Bernhauer,
|
|||
|
|
<taxonomicName lsidName="M. flavolimbatus" pageId="0" pageNumber="17" rank="species" species="flavolimbatus">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">M. flavolimbatus</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
Cameron,
|
|||
|
|
<taxonomicName lsidName="M. hemipterus" pageId="0" pageNumber="17" rank="species" species="hemipterus">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">M. hemipterus</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
(Illiger) and
|
|||
|
|
<taxonomicName authorityName="Liu & Cuccodoro" authorityYear="2021" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus panda" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="panda">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">Megarthrus panda</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
sp. nov. Scale bar: 300 km.
|
|||
|
|
</paragraph>
|
|||
|
|
</caption>
|
|||
|
|
</subSubSection>
|
|||
|
|
<subSubSection pageId="0" pageNumber="17" type="etymology">
|
|||
|
|
<paragraph pageId="0" pageNumber="17">Etymology.</paragraph>
|
|||
|
|
<paragraph pageId="0" pageNumber="17">
|
|||
|
|
<taxonomicName authorityName="Liu & Cuccodoro" authorityYear="2021" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus panda" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="panda">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">Megarthrus panda</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
sp. nov. shares the main body color and the forested mountains of Yunnan Province with its eponymous mammal the small
|
|||
|
|
<taxonomicName authorityName="Liu & Cuccodoro" authorityYear="2021" class="Insecta" family="Staphylinidae" genus="Megarthrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megarthrus panda" order="Coleoptera" pageId="0" pageNumber="17" phylum="Arthropoda" rank="species" species="panda">Megarthrus panda</taxonomicName>
|
|||
|
|
,
|
|||
|
|
<taxonomicName authorityName="F. G. Cuvier" authorityYear="1825" class="Mammalia" family="Ailuridae" genus="Ailurus" kingdom="Animalia" lsidName="Ailurus fulgens" order="Carnivora" pageId="0" pageNumber="17" phylum="Chordata" rank="species" species="fulgens">
|
|||
|
|
<emphasis italics="true" pageId="0" pageNumber="17">Ailurus fulgens</emphasis>
|
|||
|
|
</taxonomicName>
|
|||
|
|
Cuvier, 1825. Noun in apposition.
|
|||
|
|
</paragraph>
|
|||
|
|
</subSubSection>
|
|||
|
|
</treatment>
|
|||
|
|
</subSection>
|
|||
|
|
</document>
|