116 lines
9.5 KiB
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116 lines
9.5 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.301.4912" ID-GBIF-Dataset="583cf3a8-f648-4b53-a9ac-3411ac06e7f0" ID-PMC="PMC3689138" ID-Pensoft-Pub="1313-2970-301-107" ID-PubMed="23794896" ModsDocAuthor="" ModsDocDate="2013" ModsDocID="1313-2970-301-107" ModsDocOrigin="ZooKeys 301" ModsDocTitle="Notes on Michael Schülke’s pselaphine collections from China. – Tyrini. II. Genus Megatyrus Hlaváč & Nomura (Coleoptera, Staphylinidae, Pselaphinae)" checkinTime="1451247282053" checkinUser="pensoft" docAuthor="Yin, Zi-Wei & Li, Li-Zhen" docDate="2013" docId="123FED5A02597396E2E65C90136AA7E4" docLanguage="en" docName="ZooKeys 301: 107-112" docOrigin="ZooKeys 301" docSource="http://dx.doi.org/10.3897/zookeys.301.4912" docTitle="Megatyrus tengchongensis Yin & Li, sp. n." docType="treatment" docVersion="3" lastPageNumber="111" masterDocId="FFF7303AFFB8FFB1441E2A3F81021E09" masterDocTitle="Notes on Michael Schuelke's pselaphine collections from China. - Tyrini. II. Genus Megatyrus Hlavac & Nomura (Coleoptera, Staphylinidae, Pselaphinae)" masterLastPageNumber="112" masterPageNumber="107" pageNumber="110" updateTime="1668155831671" 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>Notes on Michael Schuelke's pselaphine collections from China. - Tyrini. II. Genus Megatyrus Hlavac & Nomura (Coleoptera, Staphylinidae, Pselaphinae)</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>Yin, Zi-Wei</mods:namePart>
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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>Li, Li-Zhen</mods:namePart>
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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>2013</mods:date>
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<mods:detail type="volume">
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<mods:number>301</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>107</mods:start>
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<mods:end>112</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.301.4912</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.301.4912</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-301-107</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152044063" LSID="urn:lsid:plazi:treatment:123FED5A02597396E2E65C90136AA7E4" httpUri="http://treatment.plazi.org/id/123FED5A02597396E2E65C90136AA7E4" lastPageId="4" lastPageNumber="111" pageId="3" pageNumber="110">
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<subSubSection pageId="3" pageNumber="110" type="nomenclature">
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<paragraph pageId="3" pageNumber="110">
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<taxonomicName LSID="urn:lsid:zoobank.org:act:989B0696-4F01-47B8-9279-DAE226D8D119" authority="Yin & Li" class="Insecta" family="Staphylinidae" genus="Megatyrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megatyrus tengchongensis" order="Coleoptera" pageId="3" pageNumber="110" phylum="Arthropoda" rank="species" species="tengchongensis">Megatyrus tengchongensis Yin & Li</taxonomicName>
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<taxonomicNameLabel pageId="3" pageNumber="110">sp. n.</taxonomicNameLabel>
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Figs 1B, 3
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="110" type="type material">
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<paragraph pageId="3" pageNumber="110">Type material</paragraph>
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<paragraph pageId="3" pageNumber="110">
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(1 ♀). Holotype: ♀, labeled 'CHINA: Yunnan [CH07-17] / Baoshan Pref., mountain range 25 km S / Tengchong, 1900 m,
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="24.807777">24°48'28"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="98.534164">98°32'03"E</geoCoordinate>
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, dev. primary decid. forest, / litter, fungi sifted, 2.V.2007, M.
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<normalizedToken originalValue="Schülke’">Schuelke'</normalizedToken>
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(pcMS).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="111" type="description">
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<paragraph pageId="4" pageNumber="111">
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<pageBreakToken pageId="4" pageNumber="111" start="start">Description</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="4" pageNumber="111">
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Female (Fig. 1B). Length 3.71 mm. Head longer than wide, HL 0.79 mm, HW 0.65 mm; eyes each composed of about 35 facets; maxillary palpi as in Fig. 3B; antennae (Fig. 3A) with scapes simple; terminal three antennomeres enlarged. Pronotum slightly longer than wide, PL 0.74 mm, PW 0.71 mm, lateral margins nearly parallel, evenly narrowed apically at middle. Elytra wider than long, EL 0.93 mm, EW 1.43 mm. Legs simple. Abdomen broad at base and narrowed apically, AL 1.25 mm, AW 1.46 mm. Tergite VIII as in Fig. 3
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<normalizedToken originalValue="C–E">C-E</normalizedToken>
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; sternite VIII as in Fig. 3F. Genital complex weakly sclerotized, width 0.55 mm, with dorsal and ventral sclerites (Figs 3G).
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</paragraph>
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<paragraph pageId="4" pageNumber="111">Male. Unknown.</paragraph>
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<caption pageId="4" pageNumber="111">
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<paragraph pageId="4" pageNumber="111">
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Figure 3. Diagnostic features of female
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<taxonomicName class="Insecta" family="Staphylinidae" genus="Megatyrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megatyrus tengchongensis" order="Coleoptera" pageId="4" pageNumber="111" phylum="Arthropoda" rank="species" species="tengchongensis">Megatyrus tengchongensis</taxonomicName>
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. A antenna B maxillary palpus C tergite VIII, in posterior view D same, in dorso-posterior view E same, in dorsal view F sternite VIII G female genital complex, in dorsal view. Scales (mm): A = 0.5;
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<normalizedToken originalValue="B–G">B-G</normalizedToken>
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= 0.2.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="111" type="comparative notes">
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<paragraph pageId="4" pageNumber="111">Comparative notes.</paragraph>
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<paragraph pageId="4" pageNumber="111">
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In general,
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<taxonomicName class="Insecta" family="Staphylinidae" genus="Megatyrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megatyrus" order="Coleoptera" pageId="4" pageNumber="111" phylum="Arthropoda" rank="genus">Megatyrus</taxonomicName>
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males are morphologically similar to females, and possess indistinct second sexual characters. Proportions of head, pronotum and abdomen between male and female are close, except that females have much shorter elytra, as well illustrated in
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<bibRefCitation author="Nomura, S" journalOrPublisher="Special publication of the Japanese Society of Scarabaeoidology" pageId="5" pageNumber="112" pagination="121 - 130" title="Three new species of the genus Megatyrus (Coleoptera, Staphylinidae, Pselaphinae) from Thailand." volume="1" year="2011">Nomura et al. (2011: 123)</bibRefCitation>
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. The single female of
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<taxonomicName class="Insecta" family="Staphylinidae" genus="Megatyrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megatyrus tengchongensis" order="Coleoptera" pageId="4" pageNumber="111" phylum="Arthropoda" rank="species" species="tengchongensis">Megatyrus tengchongensis</taxonomicName>
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is very similar to that of
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<taxonomicName class="Insecta" family="Staphylinidae" genus="Megatyrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megatyrus menglianensis" order="Coleoptera" pageId="4" pageNumber="111" phylum="Arthropoda" rank="species" species="menglianensis">Megatyrus menglianensis</taxonomicName>
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<normalizedToken originalValue="Hlaváč">Hlavac</normalizedToken>
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& Nomura by the tergite VIII possessing a large and thick median projection, but the two species can be separated by the maxillary palpomeres I being more elongate in
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<taxonomicName class="Insecta" family="Staphylinidae" genus="Megatyrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megatyrus tengchongensis" order="Coleoptera" pageId="4" pageNumber="111" phylum="Arthropoda" rank="species" species="tengchongensis">Megatyrus tengchongensis</taxonomicName>
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, and the clearly different structure of the genital complex. From
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<taxonomicName class="Insecta" family="Staphylinidae" genus="Megatyrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megatyrus schuelkei" order="Coleoptera" pageId="4" pageNumber="111" phylum="Arthropoda" rank="species" species="schuelkei">Megatyrus schuelkei</taxonomicName>
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described above,
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<taxonomicName class="Insecta" family="Staphylinidae" genus="Megatyrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Megatyrus tengchongensis" order="Coleoptera" pageId="4" pageNumber="111" phylum="Arthropoda" rank="species" species="tengchongensis">Megatyrus tengchongensis</taxonomicName>
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can be separated by the relatively much shorter and stouter pronotum.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="111" type="distribution">
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<paragraph pageId="4" pageNumber="111">Distribution.</paragraph>
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<paragraph pageId="4" pageNumber="111">Southwest China: Yunnan.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="111" type="biology">
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<paragraph pageId="4" pageNumber="111">Biology.</paragraph>
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<paragraph pageId="4" pageNumber="111">The adult was collected from sifted leaf litter in a deciduous forest.</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="111" type="etymology">
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<paragraph pageId="4" pageNumber="111">Etymology.</paragraph>
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<paragraph pageId="4" pageNumber="111">The new species is named after the type locality, Tengchong County.</paragraph>
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</subSubSection>
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</treatment>
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</document>
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