162 lines
17 KiB
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162 lines
17 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.966.55192" ID-GBIF-Dataset="4a0f1338-3873-4a8f-affd-5ba3e335ade7" ID-PMC="PMC7494662" ID-Pensoft-Pub="1313-2970-966-57" ID-Pensoft-UUID="9E8EAAF1A28A5D6BA36B2D363A1BA200" ID-PubMed="32982546" ID-ZooBank="B18DEB582C8F4F95B7EF3BECC9F4D4B7" ModsDocID="1313-2970-966-57" checkinTime="1599731061580" checkinUser="pensoft" docAuthor="Runyon, Justin B." docDate="2020" docId="A7C3724B2E0F51CEB37B6EBE03CE0599" docLanguage="en" docName="ZooKeys 966: 57-151" docOrigin="ZooKeys 966" docSource="http://dx.doi.org/10.3897/zookeys.966.55192" docTitle="Sympycnus montserratensis sp. nov." docType="treatment" docVersion="4" id="9E8EAAF1A28A5D6BA36B2D363A1BA200" lastPageNumber="57" masterDocId="9E8EAAF1A28A5D6BA36B2D363A1BA200" masterDocTitle="The Dolichopodidae (Diptera) of Montserrat, West Indies" masterLastPageNumber="151" masterPageNumber="57" pageNumber="57" updateTime="1668169452387" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>The Dolichopodidae (Diptera) of Montserrat, West Indies</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>Runyon, Justin B.</mods:namePart>
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<mods:affiliation>Rocky Mountain Research Station, USDA Forest Service, 1648 S. 7 th Avenue, Bozeman, Montana 59717, USA & Montana Entomology Collection, Montana State University, Room 50 Marsh Laboratory, Bozeman, Montana 59717, USA</mods:affiliation>
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<mods:nameIdentifier type="orcid">https://orcid.org/0000-0002-0271-0511</mods:nameIdentifier>
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<mods:nameIdentifier type="email">jrunyon@montana.edu</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2020</mods:date>
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<mods:detail type="volume">
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<mods:number>966</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>57</mods:start>
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<mods:end>151</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.966.55192</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.966.55192</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-966-57</mods:identifier>
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<mods:identifier type="ZooBank">B18DEB582C8F4F95B7EF3BECC9F4D4B7</mods:identifier>
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<mods:identifier type="Pensoft-UUID">9E8EAAF1A28A5D6BA36B2D363A1BA200</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="167581830" LSID="urn:lsid:zoobank.org:act:9A4E8EE3-CA47-4C80-A185-55AB26BD2A9C" httpUri="http://treatment.plazi.org/id/A7C3724B2E0F51CEB37B6EBE03CE0599" lastPageNumber="57" pageId="0" pageNumber="57">
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<subSubSection pageId="0" pageNumber="57" type="nomenclature">
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<paragraph pageId="0" pageNumber="57">
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<taxonomicName LSID="A7C3724B-2E0F-51CE-B37B-6EBE03CE0599" authority="sp. nov." class="Insecta" family="Dolichopodidae" genus="Sympycnus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sympycnus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis">Sympycnus montserratensis sp. nov.</taxonomicName>
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<figureCitation captionStart="Figure 32" captionStartId="F32" captionText="Figure 32. Sympycnus montserratensis sp. nov. male A habitus of holotype, left lateral B tarsus I, posterior view, arrows indicate slender distally-curved ventral setae C male antenna, medial view. Scale bars: 0.5 mm (A), 0.25 mm (B, C)." figureDoi="10.3897/zookeys.966.55192.figure32" httpUri="https://binary.pensoft.net/fig/450956" pageId="0" pageNumber="57">Fig. 32</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="type material">
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<paragraph pageId="0" pageNumber="57">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Holotype</emphasis>
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, ♂ labelled: "WEST INDIES: MONTSERRAT/ Katy Hill (top), 730 m/
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<geoCoordinate degrees="16" direction="north" minutes="45.731" orientation="latitude" precision="1" value="16.762184">16°45.731'N</geoCoordinate>
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,
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<geoCoordinate degrees="62" direction="west" minutes="11.646" orientation="longitude" precision="1" value="-62.1941">62°11.646'W</geoCoordinate>
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/ 28 JUNE 2017, J.B. Runyon"; "HOLOTYPE/ ♂
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<emphasis italics="true" pageId="0" pageNumber="57">Sympycnus</emphasis>
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/
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<emphasis italics="true" pageId="0" pageNumber="57">montserratensis</emphasis>
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/ Runyon [red label]" (USNM, type number USNMENT01350617).
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<emphasis bold="true" pageId="0" pageNumber="57">
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<emphasis italics="true" pageId="0" pageNumber="57">Paratypes</emphasis>
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: Montserrat
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</emphasis>
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: 1 ♂, 6 ♀, same data as holotype (MTEC, USNM).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="description">
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<paragraph pageId="0" pageNumber="57">Description.</paragraph>
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">Male</emphasis>
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(Fig.
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<figureCitation captionStart="Figure 32" captionStartId="F32" captionText="Figure 32. Sympycnus montserratensis sp. nov. male A habitus of holotype, left lateral B tarsus I, posterior view, arrows indicate slender distally-curved ventral setae C male antenna, medial view. Scale bars: 0.5 mm (A), 0.25 mm (B, C)." figureDoi="10.3897/zookeys.966.55192.figure32" httpUri="https://binary.pensoft.net/fig/450956" pageId="0" pageNumber="57">32A</figureCitation>
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). Body length 2.2 mm, wing length 2.2
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<normalizedToken originalValue="×">x</normalizedToken>
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width 0.8 mm.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Head</emphasis>
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: Eyes essentially contiguous below, face very narrow throughout (most of face ≤ width of one ommatidium), very slightly widened near mouth and narrowly triangular immediately below antennae, dark brown with thick brown-gray pruinosity. Frons and occiput dark brown with dense brown-gray pruinosity. Palpus very small, narrowly oval, dark yellow with two small black setae near apex. Proboscis brown, with fine brown hairs along margin. Antenna (Fig.
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<figureCitation captionStart="Figure 32" captionStartId="F32" captionText="Figure 32. Sympycnus montserratensis sp. nov. male A habitus of holotype, left lateral B tarsus I, posterior view, arrows indicate slender distally-curved ventral setae C male antenna, medial view. Scale bars: 0.5 mm (A), 0.25 mm (B, C)." figureDoi="10.3897/zookeys.966.55192.figure32" httpUri="https://binary.pensoft.net/fig/450956" pageId="0" pageNumber="57">32C</figureCitation>
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) with scape and very base of first flagellomere yellow, remainder brown; first flagellomere broadly triangular with rounded apex, as long as high; arista-like stylus arising from middle of dorsal edge. Lower postocular setae longer, whitish, upper postocular setae black.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Thorax</emphasis>
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: Scutum and scutellum yellow-brown with black setae; acrostichal setae absent; six pairs of dorsocentral setae, 5th and 6th pairs smaller, 5th pair slightly out of line; scutellum with one pair of large marginal setae and one pair of minute lateral hairs. Pleuron and metepimeron yellow, anepimeron with small black triangular area below wing insertion; proepisternum with two small, fine pale setae.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Legs</emphasis>
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: Yellow, except coxa II with small brown streak at insertion of ad seta and small black posterobasal spot; tarsi becoming faintly brown distally. Anterior surface of coxa I with short yellow to brown setae becoming larger distally and ca. five black setae across apex. Femur I with small subapical pv seta; femur II with subapical anterior and pv seta; femur III with subapical anterior seta. Tibia I without distinctive setae; tibia II with ad seta near 1/3 and 2/3, pd near 1/5, pv near 2/3, and 4 apical setae; tibia III with ad seta near 1/5, and small rather indistinct pd seta just before 1/5, 2/5, just beyond 1/2, near 2/3, and 4 apical setae. Tarsus I (Fig.
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<figureCitation captionStart="Figure 32" captionStartId="F32" captionText="Figure 32. Sympycnus montserratensis sp. nov. male A habitus of holotype, left lateral B tarsus I, posterior view, arrows indicate slender distally-curved ventral setae C male antenna, medial view. Scale bars: 0.5 mm (A), 0.25 mm (B, C)." figureDoi="10.3897/zookeys.966.55192.figure32" httpUri="https://binary.pensoft.net/fig/450956" pageId="0" pageNumber="57">32B</figureCitation>
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) with tarsomere I(1) bearing two longer slender distally-curved ventral setae in basal half and a slightly shorter such seta at apex, and series of ca. 4-6 very short slender more erect ventral setae scattered along length (two near base most distinct). Ratios of tibia:tarsomeres: leg I: 32-18-9-4-2-3; leg II: 45-22-10-8-5-4; leg III: 58-12-16-10-6-5.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Wing</emphasis>
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: Surface brownish tinged, slightly darker brown anteriorly, with dark brown veins; narrowly elliptical without anal lobe. R2+3 essentially straight. R4+5 distinctly arching backward and slightly convergent with M1 near apex. M1 arching backwards slightly near apex, ending in wing tip. Crossvein dm-cu two-thirds as long as last part of CuA1. Calypter brown with fan of rather long yellow to light brown setae. Halter knob brownish yellow and stem yellow.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Abdomen</emphasis>
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: Cylindrical, slender, longer than thorax, with black setae. Tergites dark brown dorsally, except tergite I (and sometimes part of tergite II) yellow-brown dorsally; tergites I-V broadly yellow laterally; tergite 6 wholly dark brown. Sternites yellow. Abdomen without metallic reflections. Hypopygium very small, dark brown, mostly concealed in tip of preabdomen, not dissected. Cerci brown, narrowly triangular (twice as long as wide), covered with short brown hairs with longer nearly white hairs at apex.
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</paragraph>
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">Female.</emphasis>
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Body length 2.2-2.3 mm, wing length 2.2-2.3
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<normalizedToken originalValue="×">x</normalizedToken>
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width 0.8-0.9 mm. Similar to male, but face broader (one-third width of frons), parallel-sided, upper face with gray pruinosity, clypeus with gray-brown pruinosity; palpus larger, dark yellow to nearly brown with white tip; dorsum of thorax more yellow with scutellum brown; tarsus I unmodified, but tarsus I(1) usually with one very short slender curved ventral seta evident at base; abdomen generally more yellow, curved downward when dry.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="etymology">
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<paragraph pageId="0" pageNumber="57">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="57">This species is named for the island of Montserrat.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="distribution">
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<paragraph pageId="0" pageNumber="57">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="57">Montserrat.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="57" type="remarks">
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<paragraph pageId="0" pageNumber="57">Remarks.</paragraph>
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<paragraph pageId="0" pageNumber="57">
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<taxonomicName class="Insecta" family="Dolichopodidae" genus="Sympycnus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sympycnus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis">
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<emphasis italics="true" pageId="0" pageNumber="57">Sympycnus montserratensis</emphasis>
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</taxonomicName>
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is related to
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<taxonomicName lsidName="S. dominicensis" pageId="0" pageNumber="57" rank="species" species="dominicensis">
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<emphasis italics="true" pageId="0" pageNumber="57">S. dominicensis</emphasis>
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</taxonomicName>
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Robinson (Dominica) but differs most notably in color of the thorax (yellow-brown in
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<taxonomicName lsidName="S. montserratensis" pageId="0" pageNumber="57" rank="species" species="montserratensis">
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<emphasis italics="true" pageId="0" pageNumber="57">S. montserratensis</emphasis>
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</taxonomicName>
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, brown in
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<taxonomicName lsidName="S. dominicensis" pageId="0" pageNumber="57" rank="species" species="dominicensis">
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<emphasis italics="true" pageId="0" pageNumber="57">S. dominicensis</emphasis>
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</taxonomicName>
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) and form of front tarsus in males (e.g., position of slender curved ventral setae and relative length of tarsomeres; cf.
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<bibRefCitation DOI="https://doi.org/10.5479/si.00810282.185" author="Robinson, H" journalOrPublisher="Smithsonian Contributions to Zoology" pageId="0" pageNumber="57" pagination="1 - 141" refId="B67" refString="Robinson, H, 1975. Bredin-Archbold-Smithsonian Biological Survey of Dominica, the family Dolichopodidae with some related Antillean and Panamanian species (Diptera). Smithsonian Contributions to Zoology 185: 1 - 141, DOI: https://doi.org/10.5479/si.00810282.185" title="Bredin-Archbold-Smithsonian Biological Survey of Dominica, the family Dolichopodidae with some related Antillean and Panamanian species (Diptera)." url="https://doi.org/10.5479/si.00810282.185" volume="185" year="1975">Robinson 1975</bibRefCitation>
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: fig. 194). Specimens were taken by sweeping shaded moist leaf-covered ground in elfin woodland on the top Katy Hill (Fig.
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Some Montserrat landscapes and habitats A Soufriere Hills Volcano, view from Old Towne, June 2017 B northeast view from Katy Hill into Bottomless Ghaut C elfin woodland on top of Katy Hill, at the highest elevations of the Centre Hills. Photographs by Justin Runyon." figureDoi="10.3897/zookeys.966.55192.figure2" httpUri="https://binary.pensoft.net/fig/450926" pageId="0" pageNumber="57">2C</figureCitation>
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).
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</paragraph>
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<paragraph pageId="0" pageNumber="57">
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The hypopygium was not dissected to preserve intact the two male specimens and because male terminalia in
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<taxonomicName authorityName="J.M.Aldrich" authorityYear="1905" lsidName="" pageId="0" pageNumber="57" rank="subFamily" subFamily="Sympycninae">Sympycninae</taxonomicName>
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frequently offer no reliable characters to separate species within a genus (e.g.,
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<bibRefCitation DOI="https://doi.org/10.11646/zootaxa.2054.1.2" author="Hurley, RL" journalOrPublisher="Zootaxa" pageId="0" pageNumber="57" pagination="38 - 48" refId="B33" refString="Hurley, RL, Runyon, JB, 2009. A review of Erebomyia (Diptera: Dolichopodidae), with descriptions of three new species. Zootaxa 2054: 38 - 48, DOI: https://doi.org/10.11646/zootaxa.2054.1.2" title="A review of Erebomyia (Diptera: Dolichopodidae), with descriptions of three new species." url="https://doi.org/10.11646/zootaxa.2054.1.2" volume="2054" year="2009">Hurley and Runyon 2009</bibRefCitation>
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;
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<bibRefCitation DOI="https://doi.org/10.11646/zootaxa.3497.1.1" author="Evenhuis, NL" journalOrPublisher="Zootaxa" pageId="0" pageNumber="57" pagination="1 - 16" refId="B28" refString="Evenhuis, NL, 2012. Review of the Campsicnemus fumipennis group (Diptera: Dolichopodidae) in the Hawaiian Islands, with descriptions of new species and corrections of misidentifications. Zootaxa 3497: 1 - 16, DOI: https://doi.org/10.11646/zootaxa.3497.1.1" title="Review of the Campsicnemus fumipennis group (Diptera: Dolichopodidae) in the Hawaiian Islands, with descriptions of new species and corrections of misidentifications." url="https://doi.org/10.11646/zootaxa.3497.1.1" volume="3497" year="2012">Evenhuis 2012</bibRefCitation>
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;
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<bibRefCitation DOI="https://doi.org/10.4039/tce.2012.30" author="Runyon, JB" journalOrPublisher="The Canadian Entomologist" pageId="0" pageNumber="57" pagination="337 - 347" refId="B70" refString="Runyon, JB, 2012. The Nearctic species of Telmaturgus (Diptera: Dolichopodidae). The Canadian Entomologist 144: 337 - 347, DOI: https://doi.org/10.4039/tce.2012.30" title="The Nearctic species of Telmaturgus (Diptera: Dolichopodidae)." url="https://doi.org/10.4039/tce.2012.30" volume="144" year="2012">Runyon 2012</bibRefCitation>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.966.55192.figure32" httpUri="https://binary.pensoft.net/fig/450956" pageId="0" pageNumber="57" start="Figure 32" startId="F32">
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">Figure 32.</emphasis>
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<taxonomicName class="Insecta" family="Dolichopodidae" genus="Sympycnus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sympycnus montserratensis" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="montserratensis">
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<emphasis italics="true" pageId="0" pageNumber="57">Sympycnus montserratensis</emphasis>
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</taxonomicName>
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sp. nov. male
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<emphasis bold="true" pageId="0" pageNumber="57">A</emphasis>
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habitus of holotype, left lateral
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<emphasis bold="true" pageId="0" pageNumber="57">B</emphasis>
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tarsus I, posterior view, arrows indicate slender distally-curved ventral setae
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<emphasis bold="true" pageId="0" pageNumber="57">C</emphasis>
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male antenna, medial view. Scale bars: 0.5 mm (
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<emphasis bold="true" pageId="0" pageNumber="57">A</emphasis>
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), 0.25 mm (
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<emphasis bold="true" pageId="0" pageNumber="57">B, C</emphasis>
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).
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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> |