136 lines
13 KiB
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136 lines
13 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.475.8766" ID-GBIF-Dataset="3dee039e-158c-4581-8257-bb2de0e54beb" ID-PMC="PMC4311702" ID-Pensoft-Pub="1313-2970-475-113" ID-PubMed="25685000" ID-ZBK="2ADA653975414C1CB1245F55CA974F37" ModsDocAuthor="" ModsDocDate="2015" ModsDocID="1313-2970-475-113" ModsDocOrigin="ZooKeys 475" ModsDocTitle="A new species of Metaeuchromius (Lepidoptera, Crambidae) from the Tibetan glacier area of China" checkinTime="1451244764350" checkinUser="pensoft" docAuthor="Li, Wei-Chun & Liu, Dong" docDate="2015" docId="73CED9B1395565034E65A970C069450B" docLanguage="en" docName="ZooKeys 475: 113-118" docOrigin="ZooKeys 475" docSource="http://dx.doi.org/10.3897/zookeys.475.8766" docTitle="Metaeuchromius glacialis Li, sp. n." docType="treatment" docUuid="D38737BC-E4CF-432C-A1D4-ECFB14E07C8E" docUuidSource="ZooBank" docVersion="4" lastPageNumber="117" masterDocId="FFCDF2202C01EE52FFF1FFA8FFB0FFE0" masterDocTitle="A new species of Metaeuchromius (Lepidoptera, Crambidae) from the Tibetan glacier area of China" masterLastPageNumber="118" masterPageNumber="113" pageNumber="114" updateTime="1668159839775" 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>A new species of Metaeuchromius (Lepidoptera, Crambidae) from the Tibetan glacier area of China</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>Li, Wei-Chun</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>Liu, Dong</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>2015</mods:date>
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<mods:detail type="volume">
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<mods:number>475</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>113</mods:start>
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<mods:end>118</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.475.8766</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.475.8766</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-475-113</mods:identifier>
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<mods:identifier type="ZBK">2ADA653975414C1CB1245F55CA974F37</mods:identifier>
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<mods:identifier type="ZooBank">2ADA653975414C1CB1245F55CA974F37</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152057911" LSID="urn:lsid:zoobank.org:act:D38737BC-E4CF-432C-A1D4-ECFB14E07C8E" httpUri="http://treatment.plazi.org/id/73CED9B1395565034E65A970C069450B" lastPageId="4" lastPageNumber="117" pageId="1" pageNumber="114">
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<subSubSection pageId="1" pageNumber="114" type="multiple">
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<paragraph pageId="1" pageNumber="114">Taxon classification Animalia Lepidoptera Crambidae</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="114" type="nomenclature">
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<paragraph pageId="1" pageNumber="114">
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<taxonomicName LSID="http://zoobank.org/D38737BC-E4CF-432C-A1D4-ECFB14E07C8E" authority="Li" class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius glacialis" order="Lepidoptera" pageId="1" pageNumber="114" phylum="Arthropoda" rank="species" species="glacialis">Metaeuchromius glacialis Li</taxonomicName>
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<taxonomicNameLabel pageId="1" pageNumber="114">sp. n.</taxonomicNameLabel>
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Figs 1-3
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</paragraph>
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</subSubSection>
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<subSubSection pageId="1" pageNumber="114" type="holotype">
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<paragraph pageId="1" pageNumber="114">Holotype.</paragraph>
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<paragraph pageId="1" pageNumber="114">
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♂, China, Tibet, Medog, the foot of Mt. Galongla (
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="29.738245">29°44.2947'N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="95.67678">95°40.6068'E</geoCoordinate>
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), 3415 m, 22.VII.2014, coll. Wei-Chun Li and Dong Liu et al.
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</paragraph>
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<paragraph pageId="1" pageNumber="114">Paratypes. 4 ♂♂, same data as the holotype except dated 20-23.VII.2014.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="2" lastPageNumber="115" pageId="1" pageNumber="114" type="diagnosis">
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<paragraph pageId="1" pageNumber="114">Diagnosis.</paragraph>
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<paragraph lastPageId="2" lastPageNumber="115" pageId="1" pageNumber="114">
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In male genitalia, this new species is similar to
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<taxonomicName class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius circe" order="Lepidoptera" pageId="2" pageNumber="115" phylum="Arthropoda" rank="species" species="circe">
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<pageBreakToken pageId="2" pageNumber="115" start="start">Metaeuchromius</pageBreakToken>
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circe
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</taxonomicName>
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Bleszynski, 1965 in the distal projection of costa exceeding the apex of valva, and the phallus with strong spine-like cornuti. Based on a comparison with the type specimens and additional specimens (2 ♂♂, China, Hunan Province, Shimen County, Mt. Huping, ca. 1200 m, 18.VII.2013, coll. Wei-Chun Li et al.) of
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<taxonomicName class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius circe" order="Lepidoptera" pageId="2" pageNumber="115" phylum="Arthropoda" rank="species" species="circe">Metaeuchromius circe</taxonomicName>
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, the new species can be distinguished by the forewing with a conspicuously convex medial fascia and terminal dots with formula 2-3-1 (Fig. 1) whereas the medial fascia of
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<taxonomicName class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius circe" order="Lepidoptera" pageId="2" pageNumber="115" phylum="Arthropoda" rank="species" species="circe">Metaeuchromius circe</taxonomicName>
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is straight and the terminal dots with formula 2-3-2 (Fig. 4). The new species has the saccus tympani of male tympanal organ extending to two thirds of the second sternite and the third sternite with two scent organs (Fig. 2) while the saccus tympani of
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<taxonomicName class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius circe" order="Lepidoptera" pageId="2" pageNumber="115" phylum="Arthropoda" rank="species" species="circe">Metaeuchromius circe</taxonomicName>
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exceeds the posterior margin of the second sternite and there is no scent organ (Fig. 5). The male genitalia of the new species have a strong spine-like projection at the end of costa of valva and the phallus with eight cornuti (Fig. 3) while
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<taxonomicName class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius circe" order="Lepidoptera" pageId="2" pageNumber="115" phylum="Arthropoda" rank="species" species="circe">Metaeuchromius circe</taxonomicName>
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only has a small pointed costal tip and four cornuti (Fig. 6).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="3" lastPageNumber="116" pageId="2" pageNumber="115" type="description">
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<paragraph pageId="2" pageNumber="115">Description.</paragraph>
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<paragraph pageId="2" pageNumber="115">
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Adult (Fig. 1). Forewing length 9.0-10.0 mm. Frons pale brown. Vertex white except pale brown in middle. Labial palpus approximately one and half as long as compound
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<normalizedToken originalValue="eye’s">eye's</normalizedToken>
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diameter, pale brown. Maxillary palpus pale brown, distally white. Antenna scapus white; flagellomere pale brown. Patagium and thorax white. Tegula blackish brown mixed with white, posterior margin with long and thin white scales. Forewing densely covered with blackish brown scales from basal one fifth to medial fascia, the other area sparsely suffused with pale brown scales; costa with longitudinal blackish brown stripe extending from base to near medial fascia; medial fascia conspicuously convex, incurved slightly near middle, running to before middle of dorsum, golden, edged with pale brown; discoidal cell with two brown spots; apex golden mixed with pale brown, with one white stripe; subterminal line golden mixed with pale brown; six terminal black dots running from middle of termen to tornus, fomula 2-3-1, each group delimited by white, each dot of a group divided by golden; cilia pale brown. Hindwing white, suffused with gray scales; subterminal fascia pale brown, inconspicuous; cilia white. Fore- and midlegs pale brown, tarsi with white rings; hindleg yellowish white.
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</paragraph>
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<paragraph pageId="3" pageNumber="116">
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<pageBreakToken pageId="3" pageNumber="116" start="start">Male</pageBreakToken>
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abdomen (Fig. 2). Praecinctorium with a cluster of slender white scales; bulla tympani of tympanal organ open, bean-shaped, inner margin convex anteriorly and concave posteriorly; saccus tympani broad, rounded, extending to two thirds of second sternite; venula secunda present. Third sternite with two clusters of yellowish white scales on lateral side (Fig. 2a), bearing two oblong scent organs, opening towards lateral side, outside wall with pits, a cluster of slender scales attached to pits on inward tip (Fig. 2b).
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</paragraph>
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<paragraph pageId="3" pageNumber="116">Male genitalia (Fig. 3). Uncus curved downward, tapering to blunt apex. Gnathos curved upward slightly, distally rounded. Tegumen arms approximately twice as long as gnathos. Valva broad basally, narrowed towards apex; apex rounded. Costa strongly sclerotized, ending with a strong spine-like projection directed upward, reaching apex of valva. Juxta basally convex, gently broadened towards tip; distal margin incurve and forming two triangular lateral projections. Phallus nearly as long as valva; cornuti composed of eight strong spines.</paragraph>
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<paragraph pageId="3" pageNumber="116">Female unknown.</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="116" type="distribution">
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<paragraph pageId="3" pageNumber="116">Distribution.</paragraph>
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<paragraph pageId="3" pageNumber="116">This species is only known from Galongla Mountain, in Medog County, Tibet, China.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="4" lastPageNumber="117" pageId="3" pageNumber="116" type="natural history">
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<paragraph pageId="3" pageNumber="116">Natural history.</paragraph>
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<paragraph lastPageId="4" lastPageNumber="117" pageId="3" pageNumber="116">
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Unknown except that the moths fly late July and are attracted to light. The habitat in which this species has been collected is located at an altitude of 3415 m, at the foot of Galongla Mountain. Most parts of the mountain are covered
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<pageBreakToken pageId="4" pageNumber="117" start="start">with</pageBreakToken>
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snow; the vegetation on the south slope is a blend of alpine meadows, shrubs and conifer trees (Fig. 7).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="117" type="etymology">
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<paragraph pageId="4" pageNumber="117">Etymology.</paragraph>
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<paragraph pageId="4" pageNumber="117">The specific name is derived from the Latin glacialis = glacier, in reference to the species occurance in the Tibetan glacier area.</paragraph>
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<caption pageId="4" pageNumber="117">
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<paragraph pageId="4" pageNumber="117">
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Figures 1-3.
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<taxonomicName class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius glacialis" order="Lepidoptera" pageId="4" pageNumber="117" phylum="Arthropoda" rank="species" species="glacialis">Metaeuchromius glacialis</taxonomicName>
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Li, sp. n. 1 Adult, Holotype 2 Abdomen, paratype a Tympanal and scent organs with scales b Tympanal and scent organs without scales 3 Male genitalia, paratype a Without phallus b Phallus c Cornuti.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="117">
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<paragraph pageId="4" pageNumber="117">
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Figures 4-6.
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<taxonomicName class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius circe" order="Lepidoptera" pageId="4" pageNumber="117" phylum="Arthropoda" rank="species" species="circe">Metaeuchromius circe</taxonomicName>
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Bleszynski. 4 Adult, paratype, female 5 Tympanal organ 6 Male genitalia, additional specimen a Without phallus b Phallus.
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</paragraph>
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</caption>
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<caption pageId="4" pageNumber="117">
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<paragraph pageId="4" pageNumber="117">
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Figure 7. Natural environment of collecting localitiy of
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<taxonomicName class="Insecta" family="Crambidae" genus="Metaeuchromius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Metaeuchromius glacialis" order="Lepidoptera" pageId="4" pageNumber="117" phylum="Arthropoda" rank="species" species="glacialis">Metaeuchromius glacialis</taxonomicName>
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Li, sp. n.
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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> |