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<document id="9CBCED4B5AE795ADBC094A80EB78BBC9" ID-CLB-Dataset="5343" ID-DOI="10.11646/zootaxa.3847.1.5" ID-GBIF-Dataset="1113230b-71a5-4505-b58f-2f9cbd5556f2" ID-ISSN="1175-5326" ID-Zenodo-Dep="4928795" ID-ZooBank="3578236B-8CE0-42D5-8BEB-68A84D137BCD" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1623436249353" checkinUser="felipe" docAuthor="Thompson, F. Christian &amp; Skevington, Jeffrey H." docDate="2014" docId="762A8786FFA23F32FF24FC1304B1D708" docLanguage="en" docName="zt03847p114.pdf" docOrigin="Zootaxa 3847 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Syrphidae" docType="key" docVersion="6" lastPageNumber="102" masterDocId="8A13FFFEFFA63F37FFB3FFD4012DD12F" masterDocTitle="Afrotropical flower flies (Diptera: Syrphidae). A new genus and species from Kenya, with a review of the melanostomine group of genera" masterLastPageNumber="114" masterPageNumber="97" pageNumber="101" updateTime="1699012321177" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="22954378F61A81EB3F4B666B39423D65">Afrotropical flower flies (Diptera: Syrphidae). A new genus and species from Kenya, with a review of the melanostomine group of genera</mods:title>
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<mods:namePart id="50E70CB0D811F949138C7786D5024687">Thompson, F. Christian</mods:namePart>
<mods:affiliation id="DFE53181BE3077AAFFA38F5A26173F94">Department of Entomology, Smithsonian Institution, Washington, D. C. 20013 - 7012, USA. E-mail: thompsonf @ si. edu</mods:affiliation>
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<mods:namePart id="3352DBED39F02C68A4FC9FFF0F6DBEBD">Skevington, Jeffrey H.</mods:namePart>
<mods:affiliation id="A4E00C064002AD95A9930A7369C0E58F">Canadian National Collection of Insects, Arachnids and Nematodes, Agriculture and Agri-Food Canada, 960 Carling Avenue, Ottawa, ON K 1 A 0 C 6, Canada. E-mail: jhskevington @ gmail. com</mods:affiliation>
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<mods:title id="D9F81E24D80F153BDD67554B41E0CF5C">Zootaxa</mods:title>
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<mods:date id="783B090E600D76AC5F7C76EC42382CB1">2014</mods:date>
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<mods:number id="5F2D542522713F1D8B2CCBFECD9FBC1D">2014-08-06</mods:number>
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<mods:number id="E75BD7547A72538D5A5D2E9E626C4D4C">3847</mods:number>
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<subSection id="970C2F7BFFA23F32FF24FC1304B1D708" lastPageId="5" lastPageNumber="102" pageId="4" pageNumber="101" type="key">
<treatment id="762A8786FFA23F32FF24FC1304B1D708" ID-DOI="http://doi.org/10.5281/zenodo.5117725" ID-GBIF-Taxon="183717175" ID-Zenodo-Dep="5117725" LSID="urn:lsid:plazi:treatment:762A8786FFA23F32FF24FC1304B1D708" httpUri="http://treatment.plazi.org/id/762A8786FFA23F32FF24FC1304B1D708" lastPageId="5" lastPageNumber="102" pageId="4" pageNumber="101">
<subSubSection id="B699651BFFA23F33FF24FC1302FED2CF" box="[151,979,967,992]" pageId="4" pageNumber="101" type="nomenclature">
<paragraph id="FE3C3690FFA23F33FF24FC1302FED2CF" blockId="4.[151,979,967,992]" box="[151,979,967,992]" pageId="4" pageNumber="101">
<heading id="A57481FCFFA23F33FF24FC1302FED2CF" bold="true" box="[151,979,967,992]" fontSize="10" level="2" pageId="4" pageNumber="101" reason="2">
<emphasis id="CCF7EA82FFA23F33FF24FC1302FED2CF" bold="true" box="[151,979,967,992]" pageId="4" pageNumber="101">
Key to the genera and subgenera of Afrotropical
<taxonomicName id="39834D13FFA23F33FD53FC130265D2CF" ID-CoL="GVS" ID-ENA="34680" authority="Latreille, 1802" box="[736,840,967,992]" class="Insecta" family="Syrphidae" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="family">syrphine</taxonomicName>
flower flies
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="B699651BFFA23F32FF24FBDB04B1D708" lastPageId="5" lastPageNumber="102" pageId="4" pageNumber="101" type="key">
<paragraph id="FE3C3690FFA23F33FF24FBDB04B6D570" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
A. Postpronotum pilose (Fig. MND 64); male abdomen with tergum 5 not visible dorsally (Fig. MND 101) (subfamilies
<taxonomicName id="39834D13FFA23F33FAEAFBDB0019D56D" ID-CoL="87CJY" authorityName="Rondani" authorityYear="1845" class="Insecta" family="Syrphidae" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="subFamily" subFamily="Microdontinae">Microdontinae</taxonomicName>
&amp;
<taxonomicName id="39834D13FFA23F33FEE1FBF90096D56D" ID-CoL="9G27C" box="[338,443,1069,1090]" class="Insecta" family="Syrphidae" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="subFamily" subFamily="Eristalinae">Eristalinae</taxonomicName>
).................................................................... other flower flies - Postpronotum bare (Fig. MND 65); male abdomen with tergum 5 visible dorsally (Fig. MND 97) (subfamily
<taxonomicName id="39834D13FFA23F33FB4BFB9E0473D570" ID-CoL="9CJ85" authorityName=", Hull" authorityYear="1949" box="[1272,1374,1098,1119]" class="Insecta" family="Syrphidae" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="subFamily" subFamily="Syrphinae">Syrphinae</taxonomicName>
).... 1
</paragraph>
<key id="8A1261A1FFA23F32FF24FBB304B1D708" lastPageId="5" lastPageNumber="102" pageId="4" pageNumber="101">
<keyStep id="45772E35FFA23F33FF24FBB304B1D5DD" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24FBB304B6D5B5" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FBB304B6D5B5" pageId="4" pageNumber="101">
1. Tergum 1 greatly reduced, frequently almost linear on disc and practically covered by scutellum, sublaterally at most 1/2 as long as tergum 2 (Fig. MND 96); terga not punctate; length
<quantity id="397B9B75FFA23F33FCACFB510245D5B5" box="[799,872,1157,1178]" metricMagnitude="-3" metricUnit="m" metricValue="6.7" pageId="4" pageNumber="101" unit="mm" value="6.7">6.7 mm</quantity>
or more....................................... 5
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA23F33FF24FB7604B1D5DD" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FB7604B1D5DD" pageId="4" pageNumber="101">
- Tergum 1 well-developed, especially on disc where it is frequently 1/2 as long as tergum 2 and always extends well beyond scutellum, sublaterally about 3/4 as long as tergum 2 (Fig. MND 97); terga minutely punctate; length
<quantity id="397B9B75FFA23F33FB1DFB6B05DAD5FB" box="[1198,1271,1215,1236]" metricMagnitude="-3" metricUnit="m" metricValue="7.5" pageId="4" pageNumber="101" unit="mm" value="7.5">7.5 mm</quantity>
or less...................................................................................................
<taxonomicName id="39834D13FFA23F33FA98FB090453D5DD" ID-CoL="63JTG" authorityName="Latreille" authorityYear="1804" box="[1323,1406,1245,1266]" class="Insecta" family="Syrphidae" genus="Paragus" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FA98FB090453D5DD" bold="true" box="[1323,1406,1245,1266]" italics="true" pageId="4" pageNumber="101">Paragus</emphasis>
</taxonomicName>
...2
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<keyStep id="45772E35FFA23F33FF24FB2E04B6D465" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24FB2E04B1D420" blockId="4.[151,1436,1039,2032]" box="[151,1436,1274,1295]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FB2E04B1D420" box="[151,1436,1274,1295]" pageId="4" pageNumber="101">
2. Eye with pile of nearly uniform color, not forming vittae of contrasting color; scutellum entirely black...
<taxonomicName id="39834D13FFA23F33FB53FB2E04B1D420" authorityName="Stuckenberg" authorityYear="1954" box="[1248,1436,1274,1295]" class="Insecta" family="Syrphidae" genus="Pandasyopthalmus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FB53FB2E04B1D420" bold="true" box="[1248,1436,1274,1295]" italics="true" pageId="4" pageNumber="101">Pandasyopthalmus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA23F33FF24FAC304B6D465" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FAC304B6D465" pageId="4" pageNumber="101">- Eye with pile arranged in 2–5 more or less vertical vitta or contrasting color; scutellum black with apex narrowly yellow or reddish.............................................................................................. 3</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA23F33FF24FA8604B1D48D" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24FA8604B1D4AB" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FA8604B1D4AB" pageId="4" pageNumber="101">
3. Scutellum with conspicuous dentis (teeth) on posterior margin; eye in dorsolateral view with two dark and three more distinct white pile fasciae..........................................................................
<taxonomicName id="39834D13FFA23F33FAB0FABB04B1D4AB" authorityName="Vujic &amp; Radenkovic" authorityYear="2008" box="[1283,1436,1391,1412]" class="Insecta" family="Syrphidae" genus="Serratoparagus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FAB0FABB04B1D4AB" bold="true" box="[1283,1436,1391,1412]" italics="true" pageId="4" pageNumber="101">Serratoparagus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA23F33FF24FA5904B1D48D" blockId="4.[151,1436,1039,2032]" box="[151,1436,1421,1442]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FA5904B1D48D" box="[151,1436,1421,1442]" pageId="4" pageNumber="101">- Scutellum with apical margin simple, without dens; eye with two white pile fasciae among dark pile.................... 4</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA23F33FF24FA7E04B1D4F3" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24FA7E04B6D490" blockId="4.[151,1436,1039,2032]" box="[151,1435,1450,1471]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FA7E04B6D490" box="[151,1435,1450,1471]" pageId="4" pageNumber="101">
4. Terga 1–5 completely fused, at least laterally......................................................
<taxonomicName id="39834D13FFA23F33FAADFA7E04B6D490" authorityName="Vujic &amp; Radenkovic" authorityYear="2008" box="[1310,1435,1450,1471]" class="Insecta" family="Syrphidae" genus="Afroparagus" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FAADFA7E04B6D490" bold="true" box="[1310,1435,1450,1471]" italics="true" pageId="4" pageNumber="101">Afroparagus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA23F33FF24FA1304B1D4F3" blockId="4.[151,1436,1039,2032]" box="[151,1436,1479,1500]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FA1304B1D4F3" box="[151,1436,1479,1500]" pageId="4" pageNumber="101">
- Only terga 1–2 fused completely...................................................................
<taxonomicName id="39834D13FFA23F33FAFAFA1304B1D4F3" ID-CoL="63JTG" authorityName="Latreille" authorityYear="1804" box="[1353,1436,1479,1500]" class="Insecta" family="Syrphidae" genus="Paragus" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FAFAFA1304B1D4F3" bold="true" box="[1353,1436,1479,1500]" italics="true" pageId="4" pageNumber="101">Paragus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA23F33FF24FA3104B1D738" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24FA3104B6D4D5" blockId="4.[151,1436,1039,2032]" box="[151,1435,1509,1530]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24FA3104B6D4D5" box="[151,1435,1509,1530]" pageId="4" pageNumber="101">5. Abdomen parallel-sided (Fig. MND 96) to oval, never distinctly petiolate......................................... 7</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA23F33FF24F9D604B1D738" blockId="4.[151,1436,1039,2032]" box="[151,1436,1538,1559]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24F9D604B1D738" box="[151,1436,1538,1559]" pageId="4" pageNumber="101">- Abdomen elongate, strongly petiolate (Fig. MND 95); 2nd tergum narrower than 3rd tergum.......................... 6</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA23F33FF24F9CB039DD7E8" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24F9CB04B1D77D" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24F9CB04B1D77D" pageId="4" pageNumber="101">
6. Laterotergum pilose, at least with a patch of long pile dorsally; postpronotum and/or anterior anepisternum pilose; metepisternum pilose; scutum usually with a well-develop collar of longer pile on anterior margin......................
<taxonomicName id="39834D13FFA23F33FA9FF9E904B1D77D" ID-CoL="S68" authorityName="Curran" authorityYear="1928" box="[1324,1436,1597,1618]" class="Insecta" family="Syrphidae" genus="Allobaccha" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FA9FF9E904B1D77D" bold="true" box="[1324,1436,1597,1618]" italics="true" pageId="4" pageNumber="101">Allobaccha</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA23F33FF24F98E039DD7E8" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24F98E039DD7E8" pageId="4" pageNumber="101">
- Laterotergum, anterior anepisternum, metepisternum all bare; scutum without pile collar........................................................................................................................
<taxonomicName id="39834D13FFA23F33FAAEF9A304B6D7A3" ID-CoL="642YM" authorityName="Becker" authorityYear="1903" box="[1309,1435,1655,1676]" class="Insecta" family="Syrphidae" genus="Pseudodoros" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FAAEF9A304B6D7A3" bold="true" box="[1309,1435,1655,1676]" italics="true" pageId="4" pageNumber="101">Pseudodoros</emphasis>
</taxonomicName>
***
<taxonomicName id="39834D13FFA23F33FEBFF941007AD785" ID-CoL="372P" box="[268,343,1685,1706]" class="Insecta" family="Syrphidae" genus="Baccha" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FEBFF941007AD785" bold="true" box="[268,343,1685,1706]" italics="true" pageId="4" pageNumber="101">Baccha</emphasis>
</taxonomicName>
in our sense does not occur in the Aftropical region, but would run here in this key and is separate from the preceeding genera by a complete metacoxal bridge.
</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA23F33FF24F91B04B6D613" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24F91B04B6D62D" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24F91B04B6D62D" pageId="4" pageNumber="101">
7. Face and scutellum entirely black in background color; abdomen usually without marginal sulcus; metasternum bare; eye bare. Note that one
<taxonomicName id="39834D13FFA23F33FEDBF9380338D62D" box="[360,533,1772,1794]" class="Insecta" family="Syrphidae" genus="Pelloloma" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="species" species="undetermined">
<emphasis id="CCF7EA82FFA23F33FEDBF93800E6D62D" box="[360,459,1772,1794]" italics="true" pageId="4" pageNumber="101">Pelloloma</emphasis>
species
</taxonomicName>
has an indistinct marginal sulcus on the apical tergum 5............................ 22
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA23F33FF24F8DE04B6D613" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24F8DE04B6D613" pageId="4" pageNumber="101">- Face or scutellum or both at least partly yellow or yellowish brown in background color, both never entirely black, if in doubt, eye pilose; abdomen, metasternum, and eye variable.......................................................... 8</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA23F33FF24F89104B6D69D" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24F89104B6D658" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24F89104B6D658" pageId="4" pageNumber="101">8. Antenna short, shorter than head; basoflagellomere at most twice as long as broad; scape and pedicel not longer than broad (Fig. MND 7–8)...................................................................................... 10</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA23F33FF24F8AB04B6D69D" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24F8AB04B6D69D" pageId="4" pageNumber="101">- Antenna elongate, longer than head; basoflagellomere at least three times as long as broad; scape or pedicel longer than broad (Fig. MND 4)......................................................................................... 9</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA23F32FF24F86E04B6D1E6" lastPageId="5" lastPageNumber="102" pageId="4" pageNumber="101">
<paragraph id="FE3C3690FFA23F33FF24F86E04B1D6C3" blockId="4.[151,1436,1039,2032]" pageId="4" pageNumber="101">
<keyLead id="457295A5FFA23F33FF24F86E04B1D6C3" pageId="4" pageNumber="101">
9. Metafemur and metatibia without pile brushes; eye densely long pilose; scape and pedicel subequal; abdomen strongly convex dorsally, strongly margined; vein R
<subScript id="620734D5FFA23F33FD80F8300365D6DF" attach="left" box="[563,584,2020,2032]" fontSize="5" pageId="4" pageNumber="101">4+5</subScript>
sinuate, looped into cell R
<subScript id="620734D5FFA23F33FCFAF8300270D6DF" attach="left" box="[841,861,2020,2032]" fontSize="5" pageId="4" pageNumber="101">4+5</subScript>
; calypter bare.........................
<taxonomicName id="39834D13FFA23F33FAA5F80304B1D6C3" ID-CoL="3PMG" box="[1302,1436,2007,2028]" class="Insecta" family="Syrphidae" genus="Chrysotoxum" kingdom="Animalia" order="Diptera" pageId="4" pageNumber="101" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA23F33FAA5F80304B1D6C3" bold="true" box="[1302,1436,2007,2028]" italics="true" pageId="4" pageNumber="101">Chrysotoxum</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FF4304B6D1E6" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FF4304B6D1E6" pageId="5" pageNumber="102">
- Metafemur and metatibia with brushes of long pile; eye sparsely and short pilose; scape about 3 times as long as pedicel; abdomen not convex nor with marginal sulcus; vein R
<subScript id="620734D5FFA33F32FD0AFF1603E3D1E1" attach="left" box="[697,718,194,206]" fontSize="5" pageId="5" pageNumber="102">4+5</subScript>
straight; calypter pilose on ventral lobe..................
<taxonomicName id="39834D13FFA33F32FA92FF6004B6D1E6" ID-CoL="629S3" authorityName="Curran" authorityYear="1927" box="[1313,1435,180,201]" class="Insecta" family="Syrphidae" genus="Afrosyrphus" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA92FF6004B6D1E6" bold="true" box="[1313,1435,180,201]" italics="true" pageId="5" pageNumber="102">Afrosyrphus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FF0004B6D00C" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FF0004B6D029" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FF0004B6D029" pageId="5" pageNumber="102">
10. Calypter with lower lobe pilose, especially on posteromedial portion (Fig. MND 62); metacoxa with a tuft of strong pile at posteromedial apical angle (Fig. MND 77)...........................................................
<taxonomicName id="39834D13FFA33F32FA92FF2504B6D029" ID-CoL="39W8" authorityName="Matsumura" authorityYear="1917" box="[1313,1435,241,262]" class="Insecta" family="Syrphidae" genus="Betasyrphus" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA92FF2504B6D029" bold="true" box="[1313,1435,241,262]" italics="true" pageId="5" pageNumber="102">Betasyrphus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FEDA04B6D00C" blockId="5.[151,1436,151,1575]" box="[151,1435,270,291]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FEDA04B6D00C" box="[151,1435,270,291]" pageId="5" pageNumber="102">- Calypter bare; metacoxa without pile tuft.................................................................. 11</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FEFF04B6D055" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FEFF04B6D06F" blockId="5.[151,1436,151,1575]" box="[151,1435,299,320]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FEFF04B6D06F" box="[151,1435,299,320]" pageId="5" pageNumber="102">11. Anterior anepisternum bare; wing margin without minute closely spaced black maculae on posterior margin............. 13</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FE9C04B6D055" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FE9C04B6D055" pageId="5" pageNumber="102">- Anterior anepisternum pilose at least posterodorsally (Fig. MND 65); wing margin with a series of minute closely spaced black maculae on posterior margin (Fig. MND 61)............................................................... 12</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FE5604B1D09B" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FE5604B1D0B8" blockId="5.[151,1436,151,1575]" box="[151,1436,386,408]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FE5604B1D0B8" box="[151,1436,386,408]" pageId="5" pageNumber="102">
12. Metasternum pilose; metepisternum pilose ventrad to spiracle.........................................
<taxonomicName id="39834D13FFA33F32FA9FFE5604B1D0B8" ID-CoL="4DFK" authorityName="Matsumura &amp; Adachi" authorityYear="1917" box="[1324,1436,386,407]" class="Insecta" family="Syrphidae" genus="Episyrphus" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA9FFE5604B1D0B8" bold="true" box="[1324,1436,386,407]" italics="true" pageId="5" pageNumber="102">Episyrphus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FE4B04B1D09B" blockId="5.[151,1436,151,1575]" box="[151,1436,415,437]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FE4B04B1D09B" box="[151,1436,415,437]" pageId="5" pageNumber="102">
- Metasternum bare; metepisternum bare............................................................
<taxonomicName id="39834D13FFA33F32FA9EFE4B04B1D09B" ID-CoL="5NRM" authorityName="Frey" authorityYear="1946" box="[1325,1436,415,436]" class="Insecta" family="Syrphidae" genus="Meliscaeva" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA9EFE4B04B1D09B" bold="true" box="[1325,1436,415,436]" italics="true" pageId="5" pageNumber="102">Meliscaeva</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FE6804B6D0C0" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FE6804B6D0FE" blockId="5.[151,1436,151,1575]" box="[151,1435,444,465]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FE6804B6D0FE" box="[151,1435,444,465]" pageId="5" pageNumber="102">13. Abdomen without marginal sulcus....................................................................... 19</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FE0E04B6D0C0" blockId="5.[151,1436,151,1575]" box="[151,1435,474,495]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FE0E04B6D0C0" box="[151,1435,474,495]" pageId="5" pageNumber="102">- Abdomen with at least a weak marginal sulcus on terga 4 and 5, often with a strong sulcus on terga 3–5................ 14</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FE2204B6D369" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FE2204B6D324" blockId="5.[151,1436,151,1575]" box="[151,1435,502,523]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FE2204B6D324" box="[151,1435,502,523]" pageId="5" pageNumber="102">14. Metapleuron bare ventrad to spiracle; metasternum variable; size and shape variable............................... 16</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FDC004B6D369" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FDC004B6D369" pageId="5" pageNumber="102">- Metapleuron with a tuft of fine pile ventrad to spiracle; metasternum pilose; large species with broad flattened abdomens with distinct marginal sulcus................................................................................ 15</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FD9A04B1D3B0" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FD9A04B1D3AD" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FD9A04B1D3AD" pageId="5" pageNumber="102">
15. Mesonotum anteriorly with a distinct collar of longer and denser pile; vein R
<subScript id="620734D5FFA33F32FC72FD8F02FBD348" attach="left" box="[961,982,603,615]" fontSize="5" pageId="5" pageNumber="102">4+5</subScript>
sinuate, distinctly looped into cell R
<subScript id="620734D5FFA33F32FA85FD8F0467D348" attach="left" box="[1334,1354,603,615]" fontSize="5" pageId="5" pageNumber="102">4+5</subScript>
...................................................................................................
<taxonomicName id="39834D13FFA33F32FAF2FDB904B1D3AD" ID-CoL="33LG" box="[1345,1436,621,642]" class="Insecta" family="Syrphidae" genus="Asarkina" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FAF2FDB904B1D3AD" bold="true" box="[1345,1436,621,642]" italics="true" pageId="5" pageNumber="102">Asarkina</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FD5E04B1D3B0" blockId="5.[151,1436,151,1575]" box="[151,1436,650,675]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FD5E04B1D3B0" box="[151,1436,650,675]" pageId="5" pageNumber="102">
- Mesonotum without a collar of pile; vein R
<subScript id="620734D5FFA33F32FDCCFD4303B9D38C" attach="left" box="[639,660,663,675]" fontSize="5" pageId="5" pageNumber="102">4+5</subScript>
nearly straight...........................................
<taxonomicName id="39834D13FFA33F32FA8BFD5E04B1D3B0" authorityName="Munro" authorityYear="1924" box="[1336,1436,650,671]" class="Insecta" family="Syrphidae" genus="Achoanus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA8BFD5E04B1D3B0" bold="true" box="[1336,1436,650,671]" italics="true" pageId="5" pageNumber="102">Achoanus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FD7E04B6D3F3" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FD7E04B6D390" blockId="5.[151,1436,151,1575]" box="[151,1435,682,703]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FD7E04B6D390" box="[151,1435,682,703]" pageId="5" pageNumber="102">
16. Eye densely pilose; metacoxa with tuft of strong pile at posteromedial apical angle (Fig. MND 77)............
<taxonomicName id="39834D13FFA33F32FA92FD7E04B6D390" ID-CoL="39W8" authorityName="Matsumura" authorityYear="1917" box="[1313,1435,682,703]" class="Insecta" family="Syrphidae" genus="Betasyrphus" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA92FD7E04B6D390" bold="true" box="[1313,1435,682,703]" italics="true" pageId="5" pageNumber="102">Betasyrphus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FD1304B6D3F3" blockId="5.[151,1436,151,1575]" box="[151,1435,711,732]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FD1304B6D3F3" box="[151,1435,711,732]" pageId="5" pageNumber="102">- Eye bare; metacoxal without such a pile tuft............................................................... 17</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FD3004BBD239" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FD3004B1D3D6" blockId="5.[151,1436,151,1575]" box="[151,1436,740,761]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FD3004B1D3D6" box="[151,1436,740,761]" pageId="5" pageNumber="102">
17. Metasternum pilose; wing densely microtrichose on apical 1/3; scutum dark laterally; male metacoxa simple......
<taxonomicName id="39834D13FFA33F32FA8FFD3004B1D3D6" ID-CoL="4G8G" box="[1340,1436,740,761]" class="Insecta" family="Syrphidae" genus="Eupeodes" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA8FFD3004B1D3D6" bold="true" box="[1340,1436,740,761]" italics="true" pageId="5" pageNumber="102">Eupeodes</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FCD504BBD239" blockId="5.[151,1436,151,1575]" box="[151,1430,769,790]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FCD504BBD239" box="[151,1430,769,790]" pageId="5" pageNumber="102">- Metasternum bare; wing extensively bare, with only sparse scattered microtrichia on apical 1/3...................... 18</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FCCA04B6D242" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FCCA04B1D27F" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FCCA04B1D27F" pageId="5" pageNumber="102">
18. Scutum with well-defined bright yellow lateral vitta, extending from postpronotum to scutellum; male metacoxa with ventral spine-like process (widespread)...................................................................
<taxonomicName id="39834D13FFA33F32FA8AFCEF04B1D27F" ID-CoL="556V" authorityName="Sack" authorityYear="1913" box="[1337,1436,827,848]" class="Insecta" family="Syrphidae" genus="Ischiodon" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA8AFCEF04B1D27F" bold="true" box="[1337,1436,827,848]" italics="true" pageId="5" pageNumber="102">Ischiodon</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FC8C04B6D242" blockId="5.[151,1436,151,1575]" box="[151,1435,856,878]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FC8C04B6D242" box="[151,1435,856,878]" pageId="5" pageNumber="102">
- Scutum with ill-defined yellow lateral vitta; male metacoxa simple (northern
<collectingCountry id="86947600FFA33F32FC75FC8C02D4D242" box="[966,1017,856,877]" name="Chad" pageId="5" pageNumber="102">Chad</collectingCountry>
only)........................
<taxonomicName id="39834D13FFA33F32FAE5FC8C04B6D242" ID-CoL="7CX9" authorityName="Fabricius" authorityYear="1805" box="[1366,1435,856,877]" class="Insecta" family="Syrphidae" genus="Scaeva" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FAE5FC8C04B6D242" bold="true" box="[1366,1435,856,877]" italics="true" pageId="5" pageNumber="102">Scaeva</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FCA104B6D288" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FCA104B6D2A5" blockId="5.[151,1436,151,1575]" box="[151,1435,885,906]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FCA104B6D2A5" box="[151,1435,885,906]" pageId="5" pageNumber="102">19. Scutum with lateral yellow vitta extending from postpronotum to scutellum...................................... 21</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FC4604B6D288" blockId="5.[151,1436,151,1575]" box="[151,1435,914,935]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FC4604B6D288" box="[151,1435,914,935]" pageId="5" pageNumber="102">- Scutum with lateral yellow vitta not extending beyond transverse suture......................................... 20</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FC7B04B1D516" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FC7B04B1D2D0" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FC7B04B1D2D0" pageId="5" pageNumber="102">
20. Face with broad black vitta; subscutellar fringe well-developed except on medial 1/3; male genitalia small, with tergum 9 at most 1/2 as wide as abdomen; female 5th tergum with distinct yellow maculae which are isolated from lateral margins.................................................................................................
<taxonomicName id="39834D13FFA33F32FA9FFC3E04B1D2D0" ID-CoL="4HQH" authorityName="Vockeroth" authorityYear="1969" box="[1324,1436,1002,1023]" class="Insecta" family="Syrphidae" genus="Exallandra" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA9FFC3E04B1D2D0" bold="true" box="[1324,1436,1002,1023]" italics="true" pageId="5" pageNumber="102">Exallandra</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FBD304B1D516" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FBD304B1D516" pageId="5" pageNumber="102">
- Face yellow; subscutellar fringe absent; male genitalia large and globose, with tergum 9 as wide as abdomen; female 5th tergum either without yellow maculae or yellow maculae broadly reaching lateral margin..............
<taxonomicName id="39834D13FFA33F32FB7EFBF0044CD516" ID-CoL="7KKG" box="[1229,1377,1060,1081]" class="Insecta" family="Syrphidae" genus="Sphaerophoria" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FB7EFBF0044CD516" bold="true" box="[1229,1377,1060,1081]" italics="true" pageId="5" pageNumber="102">Sphaerophoria</emphasis>
</taxonomicName>
(s. s.)
</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FB9504B1D582" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FB9504B1D55C" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FB9504B1D55C" pageId="5" pageNumber="102">
21. Subscutellar fringe complete, dense; male holoptic; male genitalia small, inconspicuous, with tergum 9 at most 1/2 as wide as abdomen; female face without carina (widespread, but not
<collectingCountry id="86947600FFA33F32FCA7FB8A0254D55C" box="[788,889,1118,1139]" name="Saint Helena, Ascension and Tristan da Cunha" pageId="5" pageNumber="102">St. Helena</collectingCountry>
)....................................
<taxonomicName id="39834D13FFA33F32FA80FB8A04B1D55C" ID-CoL="SCP" box="[1331,1436,1118,1139]" class="Insecta" family="Syrphidae" genus="Allograpta" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA80FB8A04B1D55C" bold="true" box="[1331,1436,1118,1139]" italics="true" pageId="5" pageNumber="102">Allograpta</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FBAF04B1D582" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FBAF04B1D582" pageId="5" pageNumber="102">
- Subscutellar fringe absent; male dichoptic; male genitalia large and globose, with tergum 9 as wide as abdomen; female face with a distinct median carina extending from antenna to tubercle (
<collectingCountry id="86947600FFA33F32FCEBFB4C0291D582" box="[856,956,1176,1197]" name="Saint Helena, Ascension and Tristan da Cunha" pageId="5" pageNumber="102">St. Helena</collectingCountry>
only).........
<taxonomicName id="39834D13FFA33F32FBD9FB4C04B1D582" ID-CoL="89SLX" authority="" box="[1130,1436,1176,1197]" class="Insecta" family="Syrphidae" genus="Sphaerophoria" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="subGenus" subGenus="Loveridgeana">
<emphasis id="CCF7EA82FFA33F32FBD9FB4C05D3D582" bold="true" box="[1130,1278,1176,1197]" italics="true" pageId="5" pageNumber="102">Sphaerophoria</emphasis>
(
<emphasis id="CCF7EA82FFA33F32FABFFB4C04B9D582" bold="true" box="[1292,1428,1176,1197]" italics="true" pageId="5" pageNumber="102">Loveridgeana</emphasis>
)
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FB6104B6D411" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FB6104B1D42A" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FB6104B1D42A" pageId="5" pageNumber="102">
22. Metepisternum with some fine subappressed pile; katepisternum with pile patches broadly separated posteriorly, joined anteriorly (Fig. MND 42); metacoxa with tuft of pile at posteromedial apical angle (as in Fig. MND 48)................................................................................................
<taxonomicName id="39834D13FFA33F32FBE4FB3B04B1D42A" authority="" box="[1111,1436,1263,1285]" class="Insecta" family="Syrphidae" genus="Xanthandrus" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="subGenus" subGenus="Afroxanthandrus">
<emphasis id="CCF7EA82FFA33F32FBE4FB3B05F7D42B" bold="true" box="[1111,1242,1263,1284]" italics="true" pageId="5" pageNumber="102">Xanthandrus</emphasis>
(
<emphasis id="CCF7EA82FFA33F32FB5BFB3B04B1D42A" bold="true" box="[1256,1436,1263,1285]" pageId="5" pageNumber="102">
<emphasis id="CCF7EA82FFA33F32FB5BFB3B04B9D42B" bold="true" box="[1256,1428,1263,1284]" italics="true" pageId="5" pageNumber="102">Afroxanthandrus</emphasis>
)
</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FAD804B6D411" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FAD804B6D411" pageId="5" pageNumber="102">- Metepisternum bare; katepisternal pile patches broadly separated throughout (as in Fig. 45); metacoxa with or without pile tuft ................................................................................................... 23</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FA9204B6D4BA" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FA9204B1D456" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FA9204B1D456" pageId="5" pageNumber="102">
23. Metacoxal with tuft of pile at posteromedial apical angle (as in Fig. MND 48); metafemur swollen, usually about 3 times as broad as tibia; metasternum entire.................................................................
<taxonomicName id="39834D13FFA33F32FA8BFAB004B1D456" ID-CoL="6KB2" authorityName="Vockeroth" authorityYear="1973" box="[1336,1436,1380,1401]" class="Insecta" family="Syrphidae" genus="Pelloloma" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA8BFAB004B1D456" bold="true" box="[1336,1436,1380,1401]" italics="true" pageId="5" pageNumber="102">Pelloloma</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FA5404B6D4BA" blockId="5.[151,1436,151,1575]" box="[151,1435,1408,1429]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FA5404B6D4BA" box="[151,1435,1408,1429]" pageId="5" pageNumber="102">- Metacoxa without posteromedial apical pile tuft; metafemur simple, not swollen, about as broad as tibia................ 24</keyLead>
</paragraph>
</keyStep>
<keyStep id="45772E35FFA33F32FF24FA4904B1D708" pageId="5" pageNumber="102">
<paragraph id="FE3C3690FFA33F32FF24FA4904B1D4C2" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FA4904B1D4C2" pageId="5" pageNumber="102">
24. Metasternum greatly reduced, with deep posterior incision laterally so that sclerotized portion consists of a median diamond-shaped area with narrow anterior and lateral strips (Fig. MND 70); face not produced below, with small tubercle (Fig. MND 8)...................................................................................
<taxonomicName id="39834D13FFA33F32FAA6FA0C04B1D4C2" ID-CoL="5NKF" authorityName="Schiner" authorityYear="1860" box="[1301,1436,1496,1517]" class="Insecta" family="Syrphidae" genus="Melanostoma" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FAA6FA0C04B1D4C2" bold="true" box="[1301,1436,1496,1517]" italics="true" pageId="5" pageNumber="102">Melanostoma</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="FE3C3690FFA33F32FF24FA2104B1D708" blockId="5.[151,1436,151,1575]" pageId="5" pageNumber="102">
<keyLead id="457295A5FFA33F32FF24FA2104B1D708" pageId="5" pageNumber="102">
- Metasternum entire (Fig. MND 71); face almost straight with strong tubercle (
<figureCitation id="66B82A15FFA33F32FC7DFA210535D725" box="[974,1048,1525,1546]" captionStart="FIGURE 1" captionStartId="11.[151,250,1568,1590]" captionTargetBox="[151,1436,519,1543]" captionTargetId="figure-305@11.[151,1436,519,1543]" captionTargetPageId="11" captionText="FIGURE 1. Afrostoma quadripunctatum Skevington &amp; Thompson, male (specimen USNM ENT 00036401). A. habitus, dorsal view; B. oblique view of head; C. habitus, lateral view. Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.4928797" httpUri="https://zenodo.org/record/4928797/files/figure.png" pageId="5" pageNumber="102">Fig. 1B</figureCitation>
), slightly produced forward ventrally..............................................................................................
<taxonomicName id="39834D13FFA33F32FA87F9C604B1D708" ID-CoL="8ZY88" authorityName="Skevington, Thompson &amp; Vockeroth" authorityYear="2014" box="[1332,1436,1554,1575]" class="Insecta" family="Syrphidae" genus="Afrostoma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diptera" pageId="5" pageNumber="102" phylum="Arthropoda" rank="genus">
<emphasis id="CCF7EA82FFA33F32FA87F9C604B1D708" bold="true" box="[1332,1436,1554,1575]" italics="true" pageId="5" pageNumber="102">Afrostoma</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</key>
</subSubSection>
</treatment>
</subSection>
</document>
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