181 lines
17 KiB
XML
181 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="74AD2328FBBA5562AE52527A5955BDB4" docLanguage="en" docName="ZooKeys 966: 57-151" docOrigin="ZooKeys 966" docSource="http://dx.doi.org/10.3897/zookeys.966.55192" docTitle="Medetera iviei 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="167581868" LSID="urn:lsid:zoobank.org:act:BB00592E-B1DA-4183-9313-1977BDAE94EC" httpUri="http://treatment.plazi.org/id/74AD2328FBBA5562AE52527A5955BDB4" 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="74AD2328-FBBA-5562-AE52-527A5955BDB4" authority="sp. nov." class="Insecta" family="Dolichopodidae" genus="Medetera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Medetera iviei" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="iviei">Medetera iviei sp. nov.</taxonomicName>
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<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Medetera iviei sp. nov. habitus of male holotype, left lateral. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.966.55192.figure7" httpUri="https://binary.pensoft.net/fig/450931" pageId="0" pageNumber="57">Figs 7</figureCitation>
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Heads of males, showing color differences of face and frons, anterior views A Medetera iviei sp. nov. B M. crassicauda Robinson (Dominica, holotype). Scale bar: 0.5 mm." figureDoi="10.3897/zookeys.966.55192.figure8" httpUri="https://binary.pensoft.net/fig/450932" pageId="0" pageNumber="57">, 8</figureCitation>
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<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Medetera iviei sp. nov. apex of male hypopygium, left lateral. Abbreviations: epand-epandrium; d sur-dorsal lobe of surstylus; v sur-ventral lobe of surstylus. Scale bar: 0.25 mm." figureDoi="10.3897/zookeys.966.55192.figure9" httpUri="https://binary.pensoft.net/fig/450933" pageId="0" pageNumber="57">, 9</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: "MONTSERRAT: Woodlands/ Riverside House, 140 ft/
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<geoCoordinate degrees="16" direction="north" minutes="45.985" orientation="latitude" precision="1" value="16.766417">16°45.985'N</geoCoordinate>
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,
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<geoCoordinate degrees="62" direction="west" minutes="13.341" orientation="longitude" precision="1" value="-62.22235">62°13.341'W</geoCoordinate>
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/ 10-12JAN2002, Malaise/ Ivie, Marske, Puliafico" "HOLOTYPE/ ♂
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<emphasis italics="true" pageId="0" pageNumber="57">Medetera</emphasis>
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/
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<emphasis italics="true" pageId="0" pageNumber="57">iviei</emphasis>
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/ Runyon [red label]" (USNM, type number USNMENT01350608).
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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 7" captionStartId="F7" captionText="Figure 7. Medetera iviei sp. nov. habitus of male holotype, left lateral. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.966.55192.figure7" httpUri="https://binary.pensoft.net/fig/450931" pageId="0" pageNumber="57">7</figureCitation>
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). Body length 2.2 mm, wing length 1.8
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<normalizedToken originalValue="×">x</normalizedToken>
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width 0.6 mm.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Head</emphasis>
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: Face (Fig.
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Heads of males, showing color differences of face and frons, anterior views A Medetera iviei sp. nov. B M. crassicauda Robinson (Dominica, holotype). Scale bar: 0.5 mm." figureDoi="10.3897/zookeys.966.55192.figure8" httpUri="https://binary.pensoft.net/fig/450932" pageId="0" pageNumber="57">8A</figureCitation>
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) slightly narrowed near middle, covered with dense golden-brown pruinosity; clypeus with less dense golden-brown pruinosity revealing dark metallic blue-green cuticle. Frons with dense golden-brown pruinosity. Palpus ovate, shining black with a few small pale setae. Proboscis shining black. Antenna black; first flagellomere small, oval; arista-like stylus inserted just dorsal of apex. Lower postocular setae pale yellow to white.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Thorax</emphasis>
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: Scutum dorsally dark metallic green with brown pruinosity that is densest between acrostichal and dorsocentral rows of setae creating two indistinct brown stripes, scutum laterally metallic blue-green with gray pruinosity; setae on thorax light yellow; 8-10 pairs of small biseriate acrostichal setae; only posterior two pairs of dorsocentral setae noticeably enlarged; scutellum with one pair of large marginal setae and one pair of very small lateral setae. Pleuron dark metallic bluish green with gray pruinosity; with three small whitish setae on lower proepisternum.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Legs</emphasis>
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: Setae and setulae pale yellow to white except setae on coxa I and lateral setae on coxae II and III light brown. Coxae wholly dark brown. Femora dark brown with tips yellow, legs otherwise yellow. Femora and tibiae I and III without distinct setae. Tibia II with paired dorsal setae near 1/3 (ad seta slightly larger than pd seta), a ventral seta at apex; tibia III with two small black hooked pd spurs at apex subtended by small yellow concavity. Tarsi plain, tarsus II with some black spicules ventrally. Ratios of tibia:tarsomeres: leg I: 24-8-8-6-4-3; leg II: 26-14-12-7-3-2; leg III: 34-7-16-9-5-4.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Wing</emphasis>
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: Hyaline with brown veins, narrowly oval. R2+3 arching slightly backward; R4+5 curving more strongly backward than R2+3, approaching and becoming parallel with M near wing tip; crossvein dm-cu ca. two-thirds as long as last part of CuA1. Calypter white with white setae. Halter stem yellow-brown, knob white.
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<emphasis bold="true" italics="true" pageId="0" pageNumber="57">Abdomen</emphasis>
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: Dark brown with dark metallic green-blue reflections and slight gray pruinosity, with small yellowish setae. Hypopygium (Figs
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<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Medetera iviei sp. nov. habitus of male holotype, left lateral. Scale bar: 1.0 mm." figureDoi="10.3897/zookeys.966.55192.figure7" httpUri="https://binary.pensoft.net/fig/450931" pageId="0" pageNumber="57">7</figureCitation>
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,
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<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Medetera iviei sp. nov. apex of male hypopygium, left lateral. Abbreviations: epand-epandrium; d sur-dorsal lobe of surstylus; v sur-ventral lobe of surstylus. Scale bar: 0.25 mm." figureDoi="10.3897/zookeys.966.55192.figure9" httpUri="https://binary.pensoft.net/fig/450933" pageId="0" pageNumber="57">9</figureCitation>
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) very large (slightly smaller than remainder of abdomen in right lateral view), fusiform, dark brown to almost black, projecting posteriorly beyond attachment to preabdomen and on a short peduncle formed by tergite VI. Hypopygial foramen left lateral near base. Epandrium dark brown to black, blunt apically, ventrally with large yellow erect seta basal to surstylus and smaller yellow seta basal to larger seta. Ventral lobe of surstylus bilobed, light brown, overlapping corner of epandrium at base, basoventral lobe large, thin, translucent, broadly rounded, and apicodorsal lobe smaller with a couple small lobes at tip and one or two small yellow apical hairs. Dorsal lobe of surstylus yellow, spatulate, with a couple small yellow hairs. Cercus brown, evenly rounded dorsally, pointed apically, with thin translucent membrane along dorsal edge, sparsely covered with short pale setae.
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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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Unknown.
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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 coleopterist Michael A. Ivie (Montana State University) who led the invertebrate component of the Centre Hills Biodiversity Assessment project (2000-2005) and made this material available for study.</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="Medetera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Medetera iviei" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="iviei">
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<emphasis italics="true" pageId="0" pageNumber="57">Medetera iviei</emphasis>
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</taxonomicName>
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is most similar to
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<taxonomicName lsidName="M. crassicauda" pageId="0" pageNumber="57" rank="species" species="crassicauda">
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<emphasis italics="true" pageId="0" pageNumber="57">M. crassicauda</emphasis>
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</taxonomicName>
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Robinson to which it keys in
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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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, most notably in males of both possessing an extremely large hypopygial capsule that extends backwards beyond the end of the preabdomen. Males of
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<taxonomicName lsidName="M. iviei" pageId="0" pageNumber="57" rank="species" species="iviei">
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<emphasis italics="true" pageId="0" pageNumber="57">M. iviei</emphasis>
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</taxonomicName>
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differ from those of
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<taxonomicName lsidName="M. crassicauda" pageId="0" pageNumber="57" rank="species" species="crassicauda">
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<emphasis italics="true" pageId="0" pageNumber="57">M. crassicauda</emphasis>
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</taxonomicName>
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in the color of the face (Fig.
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Heads of males, showing color differences of face and frons, anterior views A Medetera iviei sp. nov. B M. crassicauda Robinson (Dominica, holotype). Scale bar: 0.5 mm." figureDoi="10.3897/zookeys.966.55192.figure8" httpUri="https://binary.pensoft.net/fig/450932" pageId="0" pageNumber="57">8</figureCitation>
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) and in the form of the cercus (in
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<taxonomicName lsidName="M. iviei" pageId="0" pageNumber="57" rank="species" species="iviei">
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<emphasis italics="true" pageId="0" pageNumber="57">M. iviei</emphasis>
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</taxonomicName>
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the cercus is pointed apically with length 2.5
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<normalizedToken originalValue="×">x</normalizedToken>
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width, in
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<taxonomicName lsidName="M. crassicauda" pageId="0" pageNumber="57" rank="species" species="crassicauda">
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<emphasis italics="true" pageId="0" pageNumber="57">M. crassicauda</emphasis>
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</taxonomicName>
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the cercus is blunt apically and nearly square) and the surstylus (in
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<taxonomicName lsidName="M. iviei" pageId="0" pageNumber="57" rank="species" species="iviei">
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<emphasis italics="true" pageId="0" pageNumber="57">M. iviei</emphasis>
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</taxonomicName>
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the surstylus has a wide, thin translucent ventral lobe that is absent in
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<taxonomicName lsidName="M. crassicauda" pageId="0" pageNumber="57" rank="species" species="crassicauda">
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<emphasis italics="true" pageId="0" pageNumber="57">M. crassicauda</emphasis>
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</taxonomicName>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.966.55192.figure7" httpUri="https://binary.pensoft.net/fig/450931" pageId="0" pageNumber="57" start="Figure 7" startId="F7">
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">Figure 7.</emphasis>
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<taxonomicName class="Insecta" family="Dolichopodidae" genus="Medetera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Medetera iviei" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="iviei">
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<emphasis italics="true" pageId="0" pageNumber="57">Medetera iviei</emphasis>
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</taxonomicName>
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sp. nov. habitus of male holotype, left lateral. Scale bar: 1.0 mm.
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</paragraph>
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</caption>
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<caption doi="10.3897/zookeys.966.55192.figure8" httpUri="https://binary.pensoft.net/fig/450932" pageId="0" pageNumber="57" start="Figure 8" startId="F8">
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">Figure 8.</emphasis>
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Heads of males, showing color differences of face and frons, anterior views
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<emphasis bold="true" pageId="0" pageNumber="57">A</emphasis>
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<taxonomicName class="Insecta" family="Dolichopodidae" genus="Medetera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Medetera iviei" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="iviei">
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<emphasis italics="true" pageId="0" pageNumber="57">Medetera iviei</emphasis>
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</taxonomicName>
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sp. nov.
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<emphasis bold="true" pageId="0" pageNumber="57">B</emphasis>
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<taxonomicName lsidName="M. crassicauda" pageId="0" pageNumber="57" rank="species" species="crassicauda">
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<emphasis italics="true" pageId="0" pageNumber="57">M. crassicauda</emphasis>
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</taxonomicName>
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Robinson (Dominica, holotype). Scale bar: 0.5 mm.
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</paragraph>
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</caption>
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<caption doi="10.3897/zookeys.966.55192.figure9" httpUri="https://binary.pensoft.net/fig/450933" pageId="0" pageNumber="57" start="Figure 9" startId="F9">
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<paragraph pageId="0" pageNumber="57">
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<emphasis bold="true" pageId="0" pageNumber="57">Figure 9.</emphasis>
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<taxonomicName class="Insecta" family="Dolichopodidae" genus="Medetera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Medetera iviei" order="Diptera" pageId="0" pageNumber="57" phylum="Arthropoda" rank="species" species="iviei">
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<emphasis italics="true" pageId="0" pageNumber="57">Medetera iviei</emphasis>
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</taxonomicName>
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sp. nov. apex of male hypopygium, left lateral. Abbreviations: epand-epandrium; d sur-dorsal lobe of surstylus; v sur-ventral lobe of surstylus. Scale bar: 0.25 mm.
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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> |