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103 lines
9.3 KiB
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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.499.8360" ID-GBIF-Dataset="c8969979-d56b-4167-b5f3-1b3aa54bb133" ID-PMC="PMC4410161" ID-Pensoft-Pub="1313-2970-499-1" ID-PubMed="25931968" ID-ZBK="7F1EE873CBBC476B984DF483D91B4901" ModsDocAuthor="" ModsDocDate="2015" ModsDocID="1313-2970-499-1" ModsDocOrigin="ZooKeys 499" ModsDocTitle="A revision of the Neotropical caddisfly genus Leucotrichia Mosely, 1934 (Hydroptilidae, Leucotrichiinae)" checkinTime="1451244406659" checkinUser="pensoft" docAuthor="Thomson, Robin E. & Holzenthal, Ralph W." docDate="2015" docId="09AF028182748B17ED9A419ECC70CEEB" docLanguage="en" docName="ZooKeys 499: 1-100" docOrigin="ZooKeys 499" docSource="http://dx.doi.org/10.3897/zookeys.499.8360" docTitle="Leucotrichia repanda Thomson & Holzenthal, sp. n." docType="treatment" docUuid="AC64E31D-22DD-46F4-9C6A-83BD69E1D4D8" docUuidSource="ZooBank" docVersion="4" lastPageNumber="35" masterDocId="FFEDFF9A1B36F3275F43FFA7FFE8FFE1" masterDocTitle="A revision of the Neotropical caddisfly genus Leucotrichia Mosely, 1934 (Hydroptilidae, Leucotrichiinae)" masterLastPageNumber="100" masterPageNumber="1" pageNumber="34" updateTime="1668160223548" 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 revision of the Neotropical caddisfly genus Leucotrichia Mosely, 1934 (Hydroptilidae, Leucotrichiinae)</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Thomson, Robin E.</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>Holzenthal, Ralph W.</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>499</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>100</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.499.8360</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.499.8360</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-499-1</mods:identifier>
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<mods:identifier type="ZBK">7F1EE873CBBC476B984DF483D91B4901</mods:identifier>
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<mods:identifier type="ZooBank">7F1EE873CBBC476B984DF483D91B4901</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152059842" LSID="urn:lsid:zoobank.org:act:AC64E31D-22DD-46F4-9C6A-83BD69E1D4D8" httpUri="http://treatment.plazi.org/id/09AF028182748B17ED9A419ECC70CEEB" lastPageId="34" lastPageNumber="35" pageId="33" pageNumber="34">
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<subSubSection pageId="33" pageNumber="34" type="multiple">
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<paragraph pageId="33" pageNumber="34">Taxon classification Animalia Trichoptera Hydroptilidae</paragraph>
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</subSubSection>
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<subSubSection pageId="33" pageNumber="34" type="nomenclature">
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<paragraph pageId="33" pageNumber="34">
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<taxonomicName LSID="http://zoobank.org/AC64E31D-22DD-46F4-9C6A-83BD69E1D4D8" authority="Thomson & Holzenthal" class="Insecta" family="Hydroptilidae" genus="Leucotrichia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucotrichia repanda" order="Trichoptera" pageId="33" pageNumber="34" phylum="Arthropoda" rank="species" species="repanda">Leucotrichia repanda Thomson & Holzenthal</taxonomicName>
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<taxonomicNameLabel pageId="33" pageNumber="34">sp. n.</taxonomicNameLabel>
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Fig. 36
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</paragraph>
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</subSubSection>
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<subSubSection pageId="34" pageNumber="35" type="diagnosis">
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<paragraph pageId="34" pageNumber="35">
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<pageBreakToken pageId="34" pageNumber="35" start="start">Diagnosis</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="34" pageNumber="35">
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This species is most similar to
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<taxonomicName class="Insecta" family="Hydroptilidae" genus="Leucotrichia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucotrichia ayura" order="Trichoptera" pageId="34" pageNumber="35" phylum="Arthropoda" rank="species" species="ayura">Leucotrichia ayura</taxonomicName>
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. These species share similarities in the mesoventral process of sternum VII, the shape of sternum VIII, the shape of the inferior appendage, and sclerites observed on the phallus apex, as discussed under
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<taxonomicName class="Insecta" family="Hydroptilidae" genus="Leucotrichia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucotrichia ayura" order="Trichoptera" pageId="34" pageNumber="35" phylum="Arthropoda" rank="species" species="ayura">Leucotrichia ayura</taxonomicName>
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.
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<taxonomicName class="Insecta" family="Hydroptilidae" genus="Leucotrichia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucotrichia repanda" order="Trichoptera" pageId="34" pageNumber="35" phylum="Arthropoda" rank="species" species="repanda">Leucotrichia repanda</taxonomicName>
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sp. n., can be easily distinguished from
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<taxonomicName class="Insecta" family="Hydroptilidae" genus="Leucotrichia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucotrichia ayura" order="Trichoptera" pageId="34" pageNumber="35" phylum="Arthropoda" rank="species" species="ayura">Leucotrichia ayura</taxonomicName>
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by the presence of a pair of sharply bent dorsal sclerites, a pair of curved lateral sclerites, and an apical tuft of setae on the phallus apex, all of which are absent in
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<taxonomicName class="Insecta" family="Hydroptilidae" genus="Leucotrichia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucotrichia ayura" order="Trichoptera" pageId="34" pageNumber="35" phylum="Arthropoda" rank="species" species="ayura">Leucotrichia ayura</taxonomicName>
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. The presence of 3 apicodorsal setae on the inferior appendage also separates
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<taxonomicName class="Insecta" family="Hydroptilidae" genus="Leucotrichia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucotrichia repanda" order="Trichoptera" pageId="34" pageNumber="35" phylum="Arthropoda" rank="species" species="repanda">Leucotrichia repanda</taxonomicName>
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from
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<taxonomicName class="Insecta" family="Hydroptilidae" genus="Leucotrichia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucotrichia ayura" order="Trichoptera" pageId="34" pageNumber="35" phylum="Arthropoda" rank="species" species="ayura">Leucotrichia ayura</taxonomicName>
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, which lacks these setae.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="34" pageNumber="35" type="description">
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<paragraph pageId="34" pageNumber="35">Description.</paragraph>
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<paragraph pageId="34" pageNumber="35">
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Male. Length of forewing 1.9-2.4 mm (n=13). Head unmodified, with 3 ocelli; antennae unmodified. Dorsum of head dark brown with yellow and brown setae; thorax dark brown with yellow setae dorsally, brown ventrally; leg segments with brown setae. Forewings covered with fine dark brown setae with large patch of bright yellow setae on basal 1/3. Genitalia. Abdominal sternum VII with short mesoventral process. Sternum VIII in ventral view with posterior margin concave. Segment IX anterolateral margin produced mesally, posterolateral margin convex; in dorsal view anterior margin concave, posterior margin concave. Tergum
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<normalizedToken originalValue="×">x</normalizedToken>
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with dorsal sclerite elongate, with crenulate dorsal margin; ventral sclerite slender, simple; membranous apex not well developed. Subgenital plate with dorsal arm not apparent; ventral arm broadest basally, apex slightly hooked dorsad, in ventral view appearing
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<normalizedToken originalValue="“winged”">"winged"</normalizedToken>
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. Inferior appendage apex rounded, bearing single mesodorsal seta and 3 apicodorsal setae; in ventral view entirely fused, apex emarginated. Phallus apex bearing apical setal tuft and 3 pairs of sclerites: 1st pair dorsal, sharply bent dorsad; 2nd pair dorsal, elongate; 3rd pair lateral, broad, curved anteriad.
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</paragraph>
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<paragraph pageId="34" pageNumber="35">
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Holotype male: VENEZUELA: Sucre:
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<normalizedToken originalValue="Península">Peninsula</normalizedToken>
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de Paria, Santa Isabel,
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<normalizedToken originalValue="Río">Rio</normalizedToken>
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Sta. Isabel,
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="10.738234">10°44.294'N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="1" value="-62.649235">62°38.954'W</geoCoordinate>
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, el. 20 m, 4.iv.1995, Holzenthal, Flint, and Cressa (UMSP000201685) (UMSP). Paratypes: same data as holotype, 3 males, 2 females (UMSP); same data as holotype, 1 male, 1 female (MIZA); VENEZUELA: Aragua: Est. Exp. Cataurito, ca. 32 km E Villa de Cura, 1100 m, 1.ii.1983, O.S. Flint, Jr., 2 males, 1 female (in alcohol) (NMNH); Est. Exp. Cataurito, 28.i.1983, O.S. Flint, Jr., 1 male (NMNH); Est. Exp. Cataurito, 1.ii.1983, O.S. Flint, Jr., 7 males (NMNH).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="34" pageNumber="35" type="etymology">
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<paragraph pageId="34" pageNumber="35">Etymology.</paragraph>
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<paragraph pageId="34" pageNumber="35">Repandus, Latin for "bent backward, turned up", referring to the bent shape of the 1st pair of dorsal sclerites on the phallus.</paragraph>
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</subSubSection>
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</treatment>
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</document>
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