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<document id="A12107E55237E94D086253DDE821560A" ID-DOI="10.11646/zootaxa.4034.1.6" ID-GBIF-Dataset="6d5f5483-6698-4c30-bedd-84a4625c8bc3" ID-ISSN="1175-5326" ID-Zenodo-Dep="243180" ID-ZooBank="F4D27705-2963-4CBF-A3A3-017BAAB69C25" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461299134338" checkinUser="plazi" docAuthor="Reemer, Menno &amp; Bot, Sander" docDate="2015" docId="03F16E44FFFAFFAEFF27CE71FE2C746D" docLanguage="en" docName="zt04034p147.pdf" docOrigin="Zootaxa 4034 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Microdon (Megodon) stuckenbergi Keiser" docType="treatment" docVersion="9" lastPageNumber="146" masterDocId="FFC8163CFFE8FFBDFFB0CA79FF8E7570" masterDocTitle="Six new species of Microdon Meigen from Madagascar (Diptera: Syrphidae)" masterLastPageNumber="147" masterPageNumber="127" pageNumber="145" updateTime="1698617043381" updateUser="plazi">
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<mods:title id="BF3E8E114C1027AB9BF839BB9CA88F24">Six new species of Microdon Meigen from Madagascar (Diptera: Syrphidae)</mods:title>
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<mods:namePart id="EEC63FD6C04E0D77C0920B19A9255668">Reemer, Menno</mods:namePart>
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<mods:namePart id="FFE04A59232553D3D1BE59346536A638">Bot, Sander</mods:namePart>
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<mods:date id="055EED9CD881412A26BADD9480876775">2015</mods:date>
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<treatment id="03F16E44FFFAFFAEFF27CE71FE2C746D" ID-DOI="http://doi.org/10.5281/zenodo.6098470" ID-GBIF-Taxon="119643174" ID-Zenodo-Dep="6098470" LSID="urn:lsid:plazi:treatment:03F16E44FFFAFFAEFF27CE71FE2C746D" httpUri="http://treatment.plazi.org/id/03F16E44FFFAFFAEFF27CE71FE2C746D" lastPageId="19" lastPageNumber="146" pageId="18" pageNumber="145">
<subSubSection id="C3428CD9FFFAFFAFFF27CE71FEA97134" pageId="18" pageNumber="145" type="nomenclature">
<paragraph id="8BE7DF52FFFAFFAFFF27CE71FD267152" blockId="18.[151,680,1032,1092]" box="[151,680,1032,1058]" pageId="18" pageNumber="145">
<heading id="D0AF683EFFFAFFAFFF27CE71FD267152" bold="true" box="[151,680,1032,1058]" fontSize="11" level="1" pageId="18" pageNumber="145" reason="1">
<taxonomicName id="4C58A4D1FFFAFFAFFF27CE71FD267152" ID-CoL="8CV3K" authority="Keiser" authorityName="Keiser" box="[151,680,1032,1058]" class="Insecta" family="Syrphidae" genus="Microdon" kingdom="Animalia" order="Diptera" pageId="18" pageNumber="145" phylum="Arthropoda" rank="species" species="stuckenbergi" subGenus="Megodon">
<emphasis id="B92C0340FFFAFFAFFF27CE71FD267152" bold="true" box="[151,680,1032,1058]" pageId="18" pageNumber="145">
<emphasis id="B92C0340FFFAFFAFFF27CE71FE807152" bold="true" box="[151,270,1032,1058]" italics="true" pageId="18" pageNumber="145">Microdon</emphasis>
(
<emphasis id="B92C0340FFFAFFAFFEAFCE71FE1F7152" bold="true" box="[287,401,1032,1058]" italics="true" pageId="18" pageNumber="145">Megodon</emphasis>
)
<emphasis id="B92C0340FFFAFFAFFE12CE71FDB37152" bold="true" box="[418,573,1032,1058]" italics="true" pageId="18" pageNumber="145">stuckenbergi</emphasis>
(Keiser)
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8BE7DF52FFFAFFAFFF27CE52FEA97134" blockId="18.[151,680,1032,1092]" box="[151,295,1067,1092]" pageId="18" pageNumber="145">
(
<figureCitation id="1363C3D7FFFAFFAFFF2FCE52FE917134" box="[159,287,1067,1092]" captionStart="FIGURES 56 61" captionStartId="19.[151,264,1962,1985]" captionTargetBox="[204,1359,367,1914]" captionTargetId="figure@19.[204,1360,337,1936]" captionTargetPageId="19" captionText="FIGURES 56 61. Microdon (Megodon) stuckenbergi (Keiser). Male holotype. 56. Habitus dorsal. 57. Habitus lateral. 58. Head frontal. 59. Head lateral. 60. Thorax dorsal. 61. Genitalia lateral." httpUri="https://zenodo.org/record/243195/files/figure.png" pageId="18" pageNumber="145">Figs 5661</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C3428CD9FFFAFFAFFF27CE10FDB9710F" box="[151,567,1129,1151]" pageId="18" pageNumber="145" type="reference_group">
<paragraph id="8BE7DF52FFFAFFAFFF27CE10FDB9710F" blockId="18.[151,567,1129,1151]" box="[151,567,1129,1151]" pageId="18" pageNumber="145">
<treatmentCitationGroup id="AB48F87CFFFAFFAFFF27CE10FDB9710F" box="[151,567,1129,1151]" pageId="18" pageNumber="145">
<taxonomicName id="4C58A4D1FFFAFFAFFF27CE10FDB9710F" ID-CoL="8CSBB" authority="Keiser, 1971: 253" authorityName="Keiser" authorityPageNumber="253" authorityYear="1971" box="[151,567,1129,1151]" class="Insecta" family="Syrphidae" genus="Megodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="18" pageNumber="145" phylum="Arthropoda" rank="species" species="stuckenbergi">
<emphasis id="B92C0340FFFAFFAFFF27CE10FEF3710F" box="[151,381,1129,1151]" italics="true" pageId="18" pageNumber="145">Megodon stuckenbergi</emphasis>
<treatmentCitation id="0AF9F943FFFAFFAFFE34CE10FDB9710F" author="Keiser" box="[388,567,1129,1151]" page="253" pageId="18" pageNumber="145" year="1971">
<bibRefCitation id="EFC9A2A3FFFAFFAFFE34CE10FD89710F" author="Keiser" box="[388,519,1129,1151]" pageId="18" pageNumber="145" refString="Keiser, F. (1971) Syrphidae von Madagaskar (Dipt.). Verhandlungen der Naturforschenden Gesellschaft in Basel, 81, 223 - 318." type="journal article" year="1971">Keiser, 1971</bibRefCitation>
: 253
</treatmentCitation>
</taxonomicName>
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="C3428CD9FFFAFFAFFF27CEDCFD527052" pageId="18" pageNumber="145" type="diagnosis">
<paragraph id="8BE7DF52FFFAFFAFFF27CEDCFD527052" blockId="18.[151,1437,1189,2032]" pageId="18" pageNumber="145">
<emphasis id="B92C0340FFFAFFAFFF27CEDCFE9F71CE" bold="true" box="[151,273,1189,1214]" pageId="18" pageNumber="145">Diagnosis.</emphasis>
One of the two known species of the subgenus
<taxonomicName id="4C58A4D1FFFAFFAFFC98CEDCFC1C71CD" box="[808,914,1189,1213]" class="Insecta" family="Syrphidae" genus="Megodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="18" pageNumber="145" phylum="Arthropoda" rank="genus">
<emphasis id="B92C0340FFFAFFAFFC98CEDCFC1C71CD" box="[808,914,1189,1213]" italics="true" pageId="18" pageNumber="145">Megodon</emphasis>
</taxonomicName>
, which differs from other species of
<taxonomicName id="4C58A4D1FFFAFFAFFA9ECEDCFA1571CD" box="[1326,1435,1189,1213]" class="Insecta" family="Syrphidae" genus="Microdon" kingdom="Animalia" order="Diptera" pageId="18" pageNumber="145" phylum="Arthropoda" rank="genus">
<emphasis id="B92C0340FFFAFFAFFA9ECEDCFA1571CD" box="[1326,1435,1189,1213]" italics="true" pageId="18" pageNumber="145">Microdon</emphasis>
</taxonomicName>
in the occiput, which is narrow and evenly wide over its entire length, and also by the wide and deep longitudinal groove in the male hind basitarsomere.
<taxonomicName id="4C58A4D1FFFAFFAFFDEFCE91FCEA7070" box="[607,868,1256,1280]" class="Insecta" family="Syrphidae" genus="Microdon" kingdom="Animalia" order="Diptera" pageId="18" pageNumber="145" phylum="Arthropoda" rank="species" species="stuckenbergi">
<emphasis id="B92C0340FFFAFFAFFDEFCE91FCEA7070" box="[607,868,1256,1280]" italics="true" pageId="18" pageNumber="145">Microdon stuckenbergi</emphasis>
</taxonomicName>
differs from
<taxonomicName id="4C58A4D1FFFAFFAFFC4FCE90FB2B7070" box="[1023,1189,1256,1280]" class="Insecta" family="Syrphidae" genus="Microdon" kingdom="Animalia" order="Diptera" pageId="18" pageNumber="145" phylum="Arthropoda" rank="species" species="planitarsus">
<emphasis id="B92C0340FFFAFFAFFC4FCE90FB2B7070" box="[1023,1189,1256,1280]" italics="true" pageId="18" pageNumber="145">M. planitarsus</emphasis>
</taxonomicName>
by its larger size (
<quantity id="4CA072B7FFFAFFAFFA30CE90FF4A7052" metricMagnitude="-2" metricUnit="m" metricValue="1.2" pageId="18" pageNumber="145" unit="mm" value="12.0">12 mm</quantity>
) and the much larger scutellar calcars (
<figureCitation id="1363C3D7FFFAFFAFFDCBCF70FD5E7052" box="[635,720,1289,1314]" captionStart="FIGURES 56 61" captionStartId="19.[151,264,1962,1985]" captionTargetBox="[204,1359,367,1914]" captionTargetId="figure@19.[204,1360,337,1936]" captionTargetPageId="19" captionText="FIGURES 56 61. Microdon (Megodon) stuckenbergi (Keiser). Male holotype. 56. Habitus dorsal. 57. Habitus lateral. 58. Head frontal. 59. Head lateral. 60. Thorax dorsal. 61. Genitalia lateral." httpUri="https://zenodo.org/record/243195/files/figure.png" pageId="18" pageNumber="145">Fig. 60</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C3428CD9FFFAFFAFFF77CF52FC1A70FB" pageId="18" pageNumber="145" type="materials_examined">
<paragraph id="8BE7DF52FFFAFFAFFF77CF52FC1A70FB" blockId="18.[151,1437,1189,2032]" pageId="18" pageNumber="145">
<emphasis id="B92C0340FFFAFFAFFF77CF52FE5D7034" bold="true" box="[199,467,1323,1348]" pageId="18" pageNumber="145">
<typeStatus id="54E361F0FFFAFFAFFF77CF52FE8C7034" box="[199,258,1323,1348]" pageId="18" pageNumber="145">Type</typeStatus>
material studied.
</emphasis>
<typeStatus id="54E361F0FFFAFFAFFE6BCF52FDFD7033" box="[475,627,1323,1347]" pageId="18" pageNumber="145" type="holotype">HOLOTYPE</typeStatus>
. Male. Label 1 (red): &quot;
<typeStatus id="54E361F0FFFAFFAFFCC0CF52FC327033" box="[880,956,1323,1347]" pageId="18" pageNumber="145">Typus</typeStatus>
&quot;; label 2: &quot;
<taxonomicName id="4C58A4D1FFFAFFAFFB84CF52FA017034" authority="Keiser" authorityName="Keiser" box="[1076,1423,1323,1348]" class="Insecta" family="Syrphidae" genus="Megodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="18" pageNumber="145" phylum="Arthropoda" rank="species" species="stuckenbergi">Megodon stuckenbergi Keiser</taxonomicName>
&quot;; label 3: &quot;
<collectingCountry id="F34F9FC2FFFAFFAFFF48CF36FE0C7018" box="[248,386,1359,1384]" name="Madagascar" pageId="18" pageNumber="145">Madagascar</collectingCountry>
Nord, Montagne d'Ambre
<quantity id="4CA072B7FFFAFFAFFD1FCF36FC8B7017" box="[687,773,1359,1383]" metricMagnitude="3" metricUnit="m" metricValue="1.7" pageId="18" pageNumber="145" unit="m" value="1700.0">1700 m</quantity>
, det. Diégo-Suarez,
<date id="FFE6F992FFFAFFAFFC57CF36FBF57018" box="[999,1147,1359,1384]" pageId="18" pageNumber="145" value="1958-12-11" valueMax="1958-12-15" valueMin="1958-12-11">11-15.XII.58</date>
. B. Stuckenberg&quot;; label 4: &quot;Muséum Paris,
<taxonomicName id="4C58A4D1FFFAFFAFFEE1CF0AFD6A70FB" authority="Keiser 1971" authorityName="Keiser" authorityYear="1971" box="[337,740,1395,1420]" class="Insecta" family="Syrphidae" genus="Megodon" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="18" pageNumber="145" phylum="Arthropoda" rank="species" species="stuckenbergi">
<emphasis id="B92C0340FFFAFFAFFEE1CF0AFDDE70FB" box="[337,592,1395,1419]" italics="true" pageId="18" pageNumber="145">Megodon stuckenbergi</emphasis>
<bibRefCitation id="EFC9A2A3FFFAFFAFFDE7CF0AFD6A70FB" author="Keiser" box="[599,740,1395,1420]" pageId="18" pageNumber="145" refString="Keiser, F. (1971) Syrphidae von Madagaskar (Dipt.). Verhandlungen der Naturforschenden Gesellschaft in Basel, 81, 223 - 318." type="journal article" year="1971">Keiser 1971</bibRefCitation>
</taxonomicName>
&quot;. Coll.
<collectionCode id="ED494797FFFAFFAFFC87CF0DFC1E70FB" LSID="urn:lsid:biocol.org:col:34988" box="[823,912,1396,1419]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="18" pageNumber="145">MNHN</collectionCode>
.
</paragraph>
</subSubSection>
<subSubSection id="C3428CD9FFFAFFAEFF77CFEEFE2C746D" lastPageId="19" lastPageNumber="146" pageId="18" pageNumber="145" type="description">
<paragraph id="8BE7DF52FFFAFFAEFF77CFEEFD177588" blockId="18.[151,1437,1189,2032]" lastBlockId="19.[151,1437,151,285]" lastPageId="19" lastPageNumber="146" pageId="18" pageNumber="145">
<emphasis id="B92C0340FFFAFFAFFF77CFEEFDCB70C0" bold="true" box="[199,581,1431,1456]" pageId="18" pageNumber="145">
Redescription of male
<typeStatus id="54E361F0FFFAFFAFFE67CFEEFDCE70C0" box="[471,576,1431,1456]" pageId="18" pageNumber="145" type="holotype">holotype</typeStatus>
.
</emphasis>
Body size:
<quantity id="4CA072B7FFFAFFAFFD7ECFEEFCAC70DF" box="[718,802,1431,1455]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" pageId="18" pageNumber="145" unit="mm" value="12.0">12 mm</quantity>
.
<emphasis id="B92C0340FFFAFFAFFC9ECFEEFCFB70C0" bold="true" box="[814,885,1431,1456]" pageId="18" pageNumber="145">Head.</emphasis>
Face dark brown laterally, pale brown medially, yellowish dorsally; yellow pilose, except bare medially and dorsally. Gena dark brown, yellow pilose. Oral margin laterally slightly produced. Frons and vertex brown; yellow pilose. Occiput narrow over entire length; blackish; white pilose; white pollinose. Eye bare. Antennal fossa slightly higher than wide. Antenna yellowish brown, basoflagellomere darker near apex; antennal ratio approximately as 3.5:1:2.5. Arista brown, slightly longer than basoflagellomere.
<emphasis id="B92C0340FFFAFFAFFEDCCC32FE457314" bold="true" box="[364,459,1611,1636]" pageId="18" pageNumber="145">Thorax.</emphasis>
Mesoscutum dark brown, yellowish white pilose. Postpronotum pale brown; pale pilose. Postalar callus pale brown; pale pilose dorsally, black pilose ventrally. Scutellum pale brown; making angle of about 30° with mesoscutum in lateral view; posteriorly with a pair of large, conical calcars, of about 2/3 of length of scutellum; yellow pilose dorsally, black pilose ventrally. Pleurae brown. Anepisternum with shallow sulcus separating anterior from posterior part; anterior part yellow pilose, posterior part black pilose, with widely bare part in between. Anepimeron entirely black pilose. Katepisternum whitish pilose dorsally; bare ventrally. Katatergum long black microtrichose, anatergum short microtrichose. Calypter greyish white. Halter yellow.
<emphasis id="B92C0340FFFAFFAFFAE4CD5AFA15724C" bold="true" box="[1364,1435,1827,1852]" pageId="18" pageNumber="145">Wing.</emphasis>
blackish infuscated; entirely microtrichose, except bare on basomedian part of alula (only margins microtrichose).
<emphasis id="B92C0340FFFAFFAFFF27CD12FF5872F4" bold="true" box="[151,214,1899,1924]" pageId="18" pageNumber="145">Legs.</emphasis>
Brown, with femora a shade darker than tibiae and tarsi; femora and tibiae black pilose anteriorly and dorsally, pale pilose posteriorly; tarsi black pilose dorsally and ventrally, except hind tarsus yellow pilose ventrally. Coxae and trochanters brown; pale pilose.
<emphasis id="B92C0340FFFAFFAFFD24CDCAFC9E72BC" bold="true" box="[660,784,1971,1996]" pageId="18" pageNumber="145">Abdomen.</emphasis>
Tergites brown, with faintly demarkated pairs of large yellowish brown maculae on tergites 2 and 3, leaving a narrow dark median line, narrow dark posterior margins and wide dark lateral margins. Tergite 4 largely brown, with faint yellowish brown maculae at anterior margin. Pilosity of tergites mixed white and black. Sternite 1 dark brown; bare. Other sternites yellow; white pilose, except sternite 4 black pilose. Genitalia as in
<figureCitation id="1363C3D7FFFBFFAEFDF3CAA6FD1B7588" box="[579,661,223,248]" captionStart="FIGURES 56 61" captionStartId="19.[151,264,1962,1985]" captionTargetBox="[204,1359,367,1914]" captionTargetId="figure@19.[204,1360,337,1936]" captionTargetPageId="19" captionText="FIGURES 56 61. Microdon (Megodon) stuckenbergi (Keiser). Male holotype. 56. Habitus dorsal. 57. Habitus lateral. 58. Head frontal. 59. Head lateral. 60. Thorax dorsal. 61. Genitalia lateral." httpUri="https://zenodo.org/record/243195/files/figure.png" pageId="19" pageNumber="146">Fig. 61</figureCitation>
.
</paragraph>
<paragraph id="8BE7DF52FFFBFFAEFF77CB7DFE2C746D" blockId="19.[151,1437,151,285]" box="[199,418,260,285]" pageId="19" pageNumber="146">
<emphasis id="B92C0340FFFBFFAEFF77CB7DFEAB746D" bold="true" box="[199,293,260,285]" pageId="19" pageNumber="146">Female.</emphasis>
Unknown.
</paragraph>
</subSubSection>
</treatment>
</document>