<documentid="1F6B75D8C79E157FB43B532EF4354530"ID-CLB-Dataset="300256"ID-DOI="10.3897/zookeys.1208.122829"ID-GBIF-Dataset="53a49661-a2e6-431e-b236-f57d6ba5e90d"ID-ZooBank="5F3E1286-D578-4F4B-AD83-F5BC46D651A4"ID-publisher-id="122829"URI-arpha="1A5FB32D-5583-5178-9A4F-8ECA83E94B97"URI-zoobank="http://zoobank.org/5F3E1286-D578-4F4B-AD83-F5BC46D651A4"XM.bibliography_approvedBy="admin"XM.materialsCitations_approvedBy="admin"XM.taxonomicNames_approvedBy="admin"XM.treatmentCitations_approvedBy="admin"article-type="research-article"checkinTime="1721914000227"checkinUser="pensoft"docAuthor="Reemer, Menno & Sankararaman, Hariharakrishnan"docDate="2024"docId="ADF2DCD16D74561F8D042098B1AE2F76"docLanguage="en"docName="ZooKeys 1208: 1-48"docOrigin="ZooKeys 1208"docSource="https://zookeys.pensoft.net/article/122829/download/xml/"docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic"docStyleName="PensoftTaxPub.0000.journal_article.generic"docTitle="Paramixogaster contracta"docType="treatment"docVersion="4"dtd-version="3.0"lastPageNumber="48"masterDocId="1A5FB32D558351789A4F8ECA83E94B97"masterDocTitle="Revision of the Oriental species of the hoverfly genus Paramixogaster Brunetti, 1923 (Diptera, Syrphidae, Microdontinae)"masterLastPageNumber="48"masterPageNumber="1"pageNumber="1"updateTime="1721921231269"updateUser="ExternalLinkService">
<mods:titleid="82718BCB639BE534908081BAC18D77FD">Revision of the Oriental species of the hoverfly genus Paramixogaster Brunetti, 1923 (Diptera, Syrphidae, Microdontinae)</mods:title>
<mods:affiliationid="9F0BC8423CD430BA1E56B6D327DB9BEE">Department of Crop Protection (Entomology), Vanavarayar Institute of Agriculture, Manakkadavu, Pollachi, Coimbatore, Tamil Nadu 642103, India</mods:affiliation>
<figureCitationid="9F5C2144ADAB565F923EFBF1027B4788"captionStart="Figures 15, 16"captionStartId="F8"captionText="Figures 15, 16. Apex of wing: 15 vein M 1 recurrent at more or less right angle with R 4 + 5 (Paramixogaster contracta holotype) 16 vein M 1 recurrent at acute angle (P. conveniens holotype)."figureDoi="10.3897/zookeys.1208.122829.figures15-16"httpUri="https://binary.pensoft.net/fig/1101747">Figs 15</figureCitation>
<figureCitationid="CA70032D05A342597D56144E64038620"captionStart="Figures 130–137"captionStartId="F34"captionText="Figures 130–137. Male genitalia of Paramixogaster species: 130 P. contracta (paratype Microdon subpetiolatus Thompson) 131 P. halmaherensis Reemer, sp. nov. holotype 132 P. luxor holotype 133 P. sacki Taiwan, RMNH 134 P. sulawesiana Reemer, sp. nov. holotype 135 P. jubata Reemer, sp. nov. paratype Vietnam 136 P. indica (paratype P. wegneri Keiser syn. nov.) 137 P. vespiformis Sumatra, RMNH."figureDoi="10.3897/zookeys.1208.122829.figures130-137"httpUri="https://binary.pensoft.net/fig/1101772">130</figureCitation>
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) [examined];
<treatmentCitationid="A50178A7C4D354B2ECD886D1B5EB94B7"author="Knutson LV & Thompson FC & Vockeroth JR"page="370"year="1975">
<bibRefCitationid="E796CAD83A5C4AABE229F945A2F25382"author="Knutson LV & Thompson FC & Vockeroth JR"etAl="et al."firstAuthor="Knutson"journalOrPublisher="In: Delfinado D, Hardy DE (Eds) A catalog of the Diptera of the Oriental region"page="370"pagination="307-374"refId="B14"refString="Knutson LV, Thompson FC, Vockeroth JR (1975) Family Syrphidae. In: Delfinado D, Hardy DE (Eds) A catalog of the Diptera of the Oriental region 2: 307–374."title="Family Syrphidae."volume="2"year="1975">Knutson et al. 1975: 370</bibRefCitation>
<bibRefCitationid="81A106CEDAD32AEB0CE1DA7EECA2A80A"DOI="10.3897/zookeys.288.4095"author="Reemer M & Ståhls G"journalOrPublisher="ZooKeys"pagination="1-213"refId="B19"refString="Reemer M, Ståhls G (2013 a) Generic revision and species classification of the Microdontinae (Diptera, Syrphidae). ZooKeys 288: 1–213. https://doi.org/10.3897/zookeys.288.4095"title="Generic revision and species classification of the Microdontinae (Diptera, Syrphidae)."volume="288">Reemer and Ståhls 2013 a</bibRefCitation>
<bibRefCitationid="FDD75FC60C3654B1DE6F0F5FB7B9E9C9"DOI="10.31184/M00138908.1562.4029"author="Thompson FC"issue="2"journalOrPublisher="Entomologist’s Monthly Magazine"pagination="87-91"refId="B25"refString="Thompson FC (2020) A new Microdon ant fly from Sri Lanka (Diptera: Microdontinae). Entomologist's Monthly Magazine 156 (2): 87 - 91. https: // doi. org / 10.31184 / M 00138908.1562. 4029"title="A new Microdon ant fly from Sri Lanka (Diptera: Microdontinae)."volume="156"year="2020">Thompson, 2020: 87</bibRefCitation>
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) [examined].
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</paragraph>
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<subSubSectionid="SECID0EYABG"type="Studied type specimens">
<paragraphid="C50E3DE7DD2BEBD8F6C4964A1EBAABEF">
<headingid="3F5AE4CBB39B82BF8FF20A64F5980679"reason="title">Studied type specimens.</heading>
<materialsCitationid="1B451332325B91C7BBA9E4E3935C7EA6"collectionCode="NHMUK"collectorName="C. G. Nursee"country="India"determinerName="Brun."location="India"specimenCount="1"specimenCount-female="1"typeStatus="holotype">
<collectorNameid="F814E7C5F10E506B5B319257E770E231">C. G. Nursee</collectorName>
leg.;
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<bibRefCitationid="CC34AC614631FA6912B951E1CD5D7711"DOI="10.31184/M00138908.1562.4029"author="Thompson FC"issue="2"journalOrPublisher="Entomologist’s Monthly Magazine"pagination="87-91"refId="B25"refString="Thompson FC (2020) A new Microdon ant fly from Sri Lanka (Diptera: Microdontinae). Entomologist's Monthly Magazine 156 (2): 87 - 91. https: // doi. org / 10.31184 / M 00138908.1562. 4029"title="A new Microdon ant fly from Sri Lanka (Diptera: Microdontinae)."volume="156"year="2020">Thompson, 2020</bibRefCitation>
<named-contentid="6A47CC15DE49B6FF304D4D9FDA61192B"content-type="dwc:institutional_code"xlink_href="http://grbio.org/institution/smithsonian-institution-national-museum-natural-history-0"xlink_title="United States National Museum, Smithsonian Institution">USNM</named-content>
<bibRefCitationid="71CDC4EDA1838FB3D1A66896B4427973"DOI="10.31184/M00138908.1562.4029"author="Thompson FC"issue="2"journalOrPublisher="Entomologist’s Monthly Magazine"pagination="87-91"refId="B25"refString="Thompson FC (2020) A new Microdon ant fly from Sri Lanka (Diptera: Microdontinae). Entomologist's Monthly Magazine 156 (2): 87 - 91. https: // doi. org / 10.31184 / M 00138908.1562. 4029"title="A new Microdon ant fly from Sri Lanka (Diptera: Microdontinae)."volume="156"year="2020">Thompson, 2020</bibRefCitation>
<materialsCitationid="A72549E423D88FF6205BAB6D29ECE0DC"collectingDate="1976-05-13"collectingDateMax="1976-05-17"collectingDateMin="1976-05-13"collectionCode="USNMENT"collectorName="K. V. Krombein & P. B. Karunaratne & S. Karunaratne & D. W. Balasooriya"country="Sri Lanka"location="Bay Ridge Bungalow"specimenCode="01541884"specimenCount="1"specimenCount-male="1"stateProvince="Tri. Dist."typeStatus="paratype">
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<figureCitationid="BA1CD3FCB5C84BD9267D3C7783311DB7"captionStart="Figures 130–137"captionStartId="F34"captionText="Figures 130–137. Male genitalia of Paramixogaster species: 130 P. contracta (paratype Microdon subpetiolatus Thompson) 131 P. halmaherensis Reemer, sp. nov. holotype 132 P. luxor holotype 133 P. sacki Taiwan, RMNH 134 P. sulawesiana Reemer, sp. nov. holotype 135 P. jubata Reemer, sp. nov. paratype Vietnam 136 P. indica (paratype P. wegneri Keiser syn. nov.) 137 P. vespiformis Sumatra, RMNH."figureDoi="10.3897/zookeys.1208.122829.figures130-137"httpUri="https://binary.pensoft.net/fig/1101772">130</figureCitation>
Face occupies 45 % of head width in frontal view, with sides below antennae parallel; black; entirely white setulose. Gena widely developed; black; white setulose. Oral margin not notched anteriorly, laterally not produced. Frons and vertex blackish brown; white setulose. Ocellar triangle not elevated. Occiput black; white setulose. Eye very sparse and short setulose, almost bare. Antennal fossa approximately as high as wide. Antenna dark brown, scape paler; postpedicel ~ 1.25 × as long as scape. Postpedicel parallel-sided with rounded apex; with small sensory pit at apical 1 / 3. Arista slender, ~ 1 / 2 as long as postpedicel.
Mesoscutum shining blackish brown; entirely white setulose. Postpronotum pale brown; bare. Postalar callus pale brown; white setulose. Scutellum shining blackish brown; white setulose. Anepisternum with shallow sulcus separating posterior from anterior part; blackish; white setulose, with small bare part ventro-medially. Anepimeron blackish; entirely white setulose. Katepisternum blackish brown; white setulose dorsally; bare ventrally. Katatergite pale brown; long microtrichose. Anatergite pale brown; short microtrichose. Calypter and halter yellow.
</paragraph>
<paragraphid="6D03DA7D434E2EF9EB98CBA702CD50D1">
Wing: hyaline; microtrichose, except bare on cells bc and c, basal 3 / 5 of cell r
Tergite 2 constricted and tergites 3 and 4 widened; narrowest point at anterior 1 / 4 of tergite 2, widest at posterior margin of tergite 3. Tergites blackish brown, except anterior 1 / 2 of tergite 2 pale yellow; white setulose, except with short brown setulae on posterior 1 / 2 of tergite 2 and posterior 2 / 3 of tergite 3, with white setulae long and conspicuous on anterior 1 / 3 of tergite 3 and anterior 1 / 2 of tergites 4 and 5. Tergite 2 with median tubercle on anterior 1 / 3. Sternites pale brown; yellow setulose.
). They were found to be very similar, except for some differences usually associated with sexual dimorphism, such as a slightly wider abdomen in the female. No differences were found that could support specific taxonomic status for both taxa, so they are here considered as synonyms, with
