treatments-xml/data/03/9E/BB/039EBB068B4DA0438BBFF857EC6B24B8.xml

<document ID-DOI="http://doi.org/10.5281/zenodo.6148825" ID-GBIF-Dataset="76185a53-b237-4eae-90ed-2eb9d235f55b" ID-GBIF-Taxon="114923582" ID-Zenodo-Dep="6148825" checkinTime="1449846784143" checkinUser="donat" docAuthor="F. Christian Thompson" docDate="2013" docId="039EBB068B4DA0438BBFF857EC6B24B8" docLanguage="en" docName="seg-001_2013_86_3-4_a_002_d.pdf.imf" docOrigin="Mitteilungen der Schweizerischen Entomologischen Gesellschaft 86" docTitle="Ceriana dirickxi Thompson, sp. nov." docType="treatment" docVersion="7" lastPageId="3" lastPageNumber="148" masterDocId="FFA7C37E8B4CA0408979FFBDEE022144" masterDocTitle="A new species, Ceriana dirickxi (Syrphidae, Eristalinae, Cerioidini), is described and illustrated from Zimbabwe. A key to the Afrotropical species of Ceriana is given." masterLastPageNumber="150" masterPageNumber="145" pageId="1" pageNumber="146" updateTime="1645220114023" updateUser="ExternalLinkService">
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<mods:titleInfo>
<mods:title>A new species, Ceriana dirickxi (Syrphidae, Eristalinae, Cerioidini), is described and illustrated from Zimbabwe. A key to the Afrotropical species of Ceriana is given.</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>F. Christian Thompson</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
<mods:title>Mitteilungen der Schweizerischen Entomologischen Gesellschaft</mods:title>
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<mods:part>
<mods:date>2013</mods:date>
<mods:detail type="volume">
<mods:number>86</mods:number>
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<mods:extent unit="page">
<mods:start>145</mods:start>
<mods:end>150</mods:end>
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<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">10.5169/seals-403067</mods:identifier>
</mods:mods>
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<taxonomicName authority="Thompson" authorityName="Thompson" box="[710,1191,2025,2063]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="1" pageNumber="146" phylum="Arthropoda" rank="species" species="dirickxi" status="sp . nov .">
<emphasis box="[710,991,2025,2055]" italics="true" pageId="1" pageNumber="146">
Ceriana
<emphasis bold="true" box="[860,1191,2025,2063]" pageId="1" pageNumber="146">dirickxi Thompson</emphasis>
</emphasis>
</taxonomicName>
,
<taxonomicNameLabel box="[1214,1350,2034,2063]" pageId="1" pageNumber="146">
sp.
<emphasis bold="true" box="[1276,1350,2034,2055]" pageId="1" pageNumber="146">nov.</emphasis>
</taxonomicNameLabel>
</heading>
</paragraph>
</subSubSection>
<subSubSection lastPageId="2" lastPageNumber="147" pageId="1" pageNumber="146" type="description">
<paragraph pageId="1" pageNumber="146">
<emphasis box="[340,535,2095,2131]" italics="true" pageId="1" pageNumber="146">Description</emphasis>
. Female (
<figureCitation box="[703,823,2094,2131]" captionStart-0="Fig. 1" captionStart-1="Fig. 2" captionStartId-0="1.[341,384,1845,1875]" captionStartId-1="2.[203,245,1339,1369]" captionTargetBox-0="[339,1720,810,1809]" captionTargetBox-1="[202,1579,258,1308]" captionTargetPageId-0="1" captionTargetPageId-1="2" captionText-0="Fig. 1. Ceriana dirickxi Thompson, sp. nov., holotype female. Dorsal habitus." captionText-1="Fig. 2. Ceriana éliríckxi Thompson, sp. nov., holotype female. Lateral habitus." httpUri="http://dx.doi.org/10.5281/zenodo.35238" pageId="1" pageNumber="146">
Figs
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1-
<figureCitation box="[824,845,2094,2122]" captionStart-0="Fig. 1" captionStart-1="Fig. 2" captionStartId-0="1.[341,384,1845,1875]" captionStartId-1="2.[203,245,1339,1369]" captionTargetBox-0="[339,1720,810,1809]" captionTargetBox-1="[202,1579,258,1308]" captionTargetPageId-0="1" captionTargetPageId-1="2" captionText-0="Fig. 1. Ceriana dirickxi Thompson, sp. nov., holotype female. Dorsal habitus." captionText-1="Fig. 2. Ceriana éliríckxi Thompson, sp. nov., holotype female. Lateral habitus." httpUri="http://dx.doi.org/10.5281/zenodo.35239" pageId="1" pageNumber="146">2</figureCitation>
</number>
</figureCitation>
). Head. Reddish brown; face dark brown with broad yellow sublateral vitta and narrow reddish medial vitta, tubercle reddish; frons light reddish except small yellow macula lateral to junction of frons and face, sparsely white pilose; frontal prominence reddish brown; vertex reddish brown, sparsely white pilose; occiput reddish brown, white pollinose and pilose ventrally, more sparsely pollinose dorsally; gena yellow except reddish brown on medial
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/
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, white pilose. Antenna dark reddish brown, black pilose; arista yellow; antennal ratio:
<number box="[344,384,2415,2443]" pageId="1" pageNumber="146" value="1.7">1.7</number>
&quot; 1.0:1.0:
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:
<number box="[594,644,2415,2443]" pageId="1" pageNumber="146" value="0.2">0.2</number>
; antennifer ratio:
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.
</paragraph>
<caption box="[203,1272,1339,1372]" pageId="2" pageNumber="147" targetBox="[202,1579,258,1308]" targetPageId="2">
<paragraph box="[203,1272,1339,1372]" pageId="2" pageNumber="147">
Fig. 2.
<taxonomicName authority="Thompson" authorityName="Thompson" box="[301,677,1341,1371]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="147" phylum="Arthropoda" rank="species" species="dirickxi" status="sp . nov .">
<emphasis box="[301,523,1341,1364]" italics="true" pageId="2" pageNumber="147">Ceriana éliríckxi</emphasis>
Thompson
</taxonomicName>
,
<taxonomicNameLabel box="[698,803,1349,1372]" pageId="2" pageNumber="147">sp. nov.</taxonomicNameLabel>
, holotype female. Lateral habitus.
</paragraph>
</caption>
<paragraph pageId="2" pageNumber="147">
Thorax. Postpronotum reddish brown, pale pilose; scutum black on medial
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/
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, reddish brown laterally, sparsely gray pollinose, short appressed yellow pilose, with some black pile medially; pleuron reddish brown except pectus darker; scutellum reddish brown, pale pilose; calypter white; halter yellow. Legs light reddish brown except coxae darker, pale pilose. Wing: tricolored, brownish orange yellow along anterior margin on basal
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/
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extending posteriorly to vein CuA on basal
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/
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and to vein Rs elsewhere, brownish black except hyaline on basomedial
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/
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and along posterior margin; vein R
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+
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sinuate but without a spur; completely microtrichose.
</paragraph>
<paragraph pageId="2" pageNumber="147">
Abdomen. Dark without pale yellow maculae, short black pilose; l
<emphasis box="[1428,1445,1837,1854]" italics="true" pageId="2" pageNumber="147">“</emphasis>
tergum black;
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<emphasis box="[332,344,1885,1908]" italics="true" pageId="2" pageNumber="147">“</emphasis>
d tergum dark reddish brown except with black triangular area and based on posterior
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/
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with apex on anterior margin;
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tergum narrowly reddish brown on basolateral
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/
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, black elsewhere;
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h tergum black except for small reddish brown triangular area on apical
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<emphasis box="[646,656,2026,2057]" italics="true" pageId="2" pageNumber="147">//</emphasis>
/
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;g
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tergum reddish brown, pale pilose; sterna black, black appressed short pilose medially, yellow pilose laterally; abdominal segmental ratio. l. l.l. 0: l.
<number box="[503,517,2112,2140]" pageId="2" pageNumber="147" value="3.0">3</number>
: l.
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:
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; abdominal petiole ratio: l.0: 1.0:l. l
</paragraph>
<paragraph box="[306,989,2156,2194]" pageId="2" pageNumber="147">
Length. Body,
<number box="[562,628,2157,2186]" pageId="2" pageNumber="147" value="13.6">13.6</number>
mrn, wing, 12.0 mm.
</paragraph>
</subSubSection>
<subSubSection lastPageId="3" lastPageNumber="148" pageId="2" pageNumber="147" type="diagnosis">
<paragraph lastPageId="3" lastPageNumber="148" pageId="2" pageNumber="147">
<emphasis box="[294,667,2202,2240]" italics="true" pageId="2" pageNumber="147">Differential Diagnosis</emphasis>
.
<taxonomicName box="[694,966,2203,2232]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="147" phylum="Arthropoda" rank="species" species="dirickxi">
<emphasis box="[694,966,2203,2232]" italics="true" pageId="2" pageNumber="147">Ceriana dirickxi</emphasis>
</taxonomicName>
runs to
<emphasis box="[1110,1340,2203,2240]" italics="true" pageId="2" pageNumber="147">Ceriarıa ponti</emphasis>
Thompson in the last key to Afrotropical cerioidines (Thompson
<number box="[1058,1137,2249,2277]" pageId="2" pageNumber="147" value="2013.0">2013</number>
a:
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), and is quite similar in stature to that species but is quite different in coloration.
<taxonomicName box="[1170,1299,2294,2331]" genus="C ." pageId="2" pageNumber="147" rank="species" species="ponzi">
C.
<emphasis box="[1212,1299,2295,2331]" italics="true" pageId="2" pageNumber="147">ponzi</emphasis>
</taxonomicName>
has a dark abdomen with a bright continuous yellow sublateral margin, whereas
<taxonomicName box="[1285,1457,2339,2368]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="147" phylum="Arthropoda" rank="species" species="dirickxi">
<emphasis box="[1285,1311,2340,2368]" italics="true" pageId="2" pageNumber="147">C</emphasis>
.
<emphasis box="[1332,1457,2339,2367]" italics="true" pageId="2" pageNumber="147">dirickxi</emphasis>
</taxonomicName>
has an unicolorous, brownish red to black abdomen.
<taxonomicName box="[967,1139,2385,2414]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="2" pageNumber="147" phylum="Arthropoda" rank="species" species="clirickxi">
<emphasis box="[967,1139,2385,2414]" italics="true" pageId="2" pageNumber="147">C cliríckxi</emphasis>
</taxonomicName>
was collected at the same locality and by the same collector as the only two known specimens of
<taxonomicName authority="Brunetti. Hence" authorityName="Brunetti. Hence" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="148" phylum="Arthropoda" rank="species" species="dilatipes">
<emphasis italics="true" pageId="3" pageNumber="148">Ceriana dilatipes</emphasis>
Brunetti. Hence
</taxonomicName>
, while one may think that these are only color variants of the same species, they are quite distinct:
<taxonomicName box="[960,1149,360,397]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="148" phylum="Arthropoda" rank="species" species="dilaripes">
<emphasis box="[960,987,360,389]" italics="true" pageId="3" pageNumber="148">C</emphasis>
.
<emphasis box="[1007,1149,360,397]" italics="true" pageId="3" pageNumber="148">dilarípes</emphasis>
</taxonomicName>
has broad apical yellow fascia on
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nd,
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rd and
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'“ terga, a yellow vitta on the laterotergum as well as a bare alula, whereas
<taxonomicName box="[417,591,450,480]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="148" phylum="Arthropoda" rank="species" species="dirickxi">
<emphasis box="[417,444,451,480]" italics="true" pageId="3" pageNumber="148">C</emphasis>
.
<emphasis box="[465,591,450,480]" italics="true" pageId="3" pageNumber="148">dirickxi</emphasis>
</taxonomicName>
lacks these yellow maculae and has a microtrichose alula.
</paragraph>
</subSubSection>
<subSubSection pageId="3" pageNumber="148" type="materials_examined">
<materialsCitation ID-GBIF-Occurrence="1224744184" collectingDate="1926-10-12" collectionCode="National Museum of South Africa" collectorName="R. H. R. Stevenson" country="Zimbabwe" latitude="-19.583334" location="SAW MILLS // S. Rhodesia" longLatPrecision="1271" longitude="28.2" pageId="3" pageNumber="148" specimenCode="NMSA-DIP / 44959" specimenCount="1" specimenCount-female="1" typeStatus="type">
<paragraph pageId="3" pageNumber="148">
<emphasis box="[433,676,497,534]" italics="true" pageId="3" pageNumber="148">
<typeStatus box="[433,511,497,534]" pageId="3" pageNumber="148">Type</typeStatus>
Material
</emphasis>
.
<typeStatus box="[704,857,496,535]" pageId="3" pageNumber="148">Holotype</typeStatus>
<specimenCount box="[876,988,497,526]" pageId="3" pageNumber="148" type="female">female</specimenCount>
pinned with the following labels:
<emphasis box="[1605,1642,498,527]" italics="true" pageId="3" pageNumber="148">&lt;&lt;</emphasis>
<location LSID="urn:lsid:plazi:treatment:039EBB068B4DA0438BBFF857EC6B24B8:8EE85CCB8B4FA0438F12FE4FECBE2378" country="Zimbabwe" latitude="-19.583334" longLatPrecision="1271" longitude="28.2" name="SAW MILLS // S. Rhodesia" pageId="3" pageNumber="148">SAW MILLS // S. Rhodesia</location>
//
<collectingDate box="[747,928,542,572]" pageId="3" pageNumber="148" value="1926-10-12">
<date box="[747,928,542,572]" pageId="3" pageNumber="148" value="1926-10-12">10.12.1926</date>
</collectingDate>
//
<collectorName box="[970,1265,543,572]" pageId="3" pageNumber="148">R.H.R. Stevenson</collectorName>
» [with a narrow black bor- der on label]; &lt;&lt;
<specimenCode box="[607,919,588,620]" pageId="3" pageNumber="148">
<emphasis bold="true" box="[607,785,588,617]" italics="true" pageId="3" pageNumber="148">NMSA-DIP</emphasis>
/
<number box="[814,919,589,620]" pageId="3" pageNumber="148" value="44959.0">44959</number>
</specimenCode>
;» and &lt;&lt;
<typeStatus box="[1069,1202,589,627]" pageId="3" pageNumber="148">Holotype</typeStatus>
//
<taxonomicName box="[1244,1372,589,618]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="148" phylum="Arthropoda" rank="genus">Ceriana</taxonomicName>
//
<taxonomicName box="[1414,1541,589,618]" class="Insecta" family="Syrphidae" genus="Ceriana" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="148" phylum="Arthropoda" rank="species" species="dirickxi">dirickxi</taxonomicName>
// Thompson
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» [hand-written on orange card stock] deposited in
<collectionCode pageId="3" pageNumber="148">National Museum of South Africa</collectionCode>
, Bloemfontein.
</paragraph>
<paragraph box="[433,1380,725,763]" pageId="3" pageNumber="148">
<emphasis box="[433,649,725,763]" italics="true" pageId="3" pageNumber="148">
<typeStatus box="[433,510,726,763]" pageId="3" pageNumber="148">Type</typeStatus>
locality
</emphasis>
.
<collectingCountry box="[670,850,725,756]" name="Zimbabwe" pageId="3" pageNumber="148" value="Zimbabwe">Zimbabwe</collectingCountry>
,
<location LSID="urn:lsid:plazi:treatment:039EBB068B4DA0438BBFF857EC6B24B8:8EE85CCB8B4FA0438A1EFD6BEA1023B0" box="[871,1042,726,756]" country="Zimbabwe" latitude="-19.583334" longLatPrecision="1271" longitude="28.2" name="Saw Mills" pageId="3" pageNumber="148">Saw Mills</location>
,
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<number box="[1067,1109,726,756]" pageId="3" pageNumber="148" value="19.0">19</number>
°
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<emphasis bold="true" box="[1127,1170,726,756]" pageId="3" pageNumber="148">35</emphasis>
</number>
<emphasis box="[1171,1179,727,755]" italics="true" pageId="3" pageNumber="148">’</emphasis>
S
</geoCoordinate>
,
<geoCoordinate box="[1221,1380,726,755]" direction="east" orientation="longitude" pageId="3" pageNumber="148" precision="925" value="28.2">
028°
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’E
</geoCoordinate>
</paragraph>
</materialsCitation>
</subSubSection>
<subSubSection box="[431,843,771,800]" pageId="3" pageNumber="148" type="distribution">
<paragraph box="[431,843,771,800]" pageId="3" pageNumber="148">
<emphasis box="[431,636,771,800]" italics="true" pageId="3" pageNumber="148">Distribution</emphasis>
. Zimbabwe.
</paragraph>
</subSubSection>
<subSubSection pageId="3" pageNumber="148" type="etymology">
<paragraph pageId="3" pageNumber="148">
<emphasis box="[431,611,817,854]" italics="true" pageId="3" pageNumber="148">Etymology</emphasis>
. Traditionally cerioidine species are named after distinguished dipterists. So. I am delighted to name this distinctive species after my former colleague, Henri Dirickx (
<number box="[717,797,909,940]" pageId="3" pageNumber="148" value="1928.0">1928</number>
04.23 —
<number box="[940,1073,909,938]" pageId="3" pageNumber="148" value="2013.02">2013.02</number>
.05), who recently passed on. I am only sorry that I did not do this sooner. Henri was born in Belgium, Anvers [the original home of another ﬂower fly worker, Marc De Meyer] and was trained as a civil engineer. Later he worked for the United Nations Economic Commission in Geneva and retired in
<number box="[581,660,1092,1121]" pageId="3" pageNumber="148" value="1988.0">1988</number>
. In his retirement, he worked on Afrotropical flower ﬂies. He published a detailed catalog of the species (Dirickx
<number box="[1225,1307,1138,1173]" pageId="3" pageNumber="148" value="1998.0">1998</number>
), summarizing the prior work on these ﬂies as well as revisions of various genera:
<taxonomicName authority="Dirickx 1995" authorityName="Dirickx" authorityYear="1995" class="Insecta" family="Syrphidae" genus="Spheginobaccha" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="148" phylum="Arthropoda" rank="genus">
<emphasis box="[1291,1564,1183,1221]" italics="true" pageId="3" pageNumber="148">Spheginobaccha</emphasis>
(Dirickx
<number box="[341,422,1229,1264]" pageId="3" pageNumber="148" value="1995.0">1995</number>
)
</taxonomicName>
,
<taxonomicName authority="Dirickx 2001" authorityName="Dirickx" authorityYear="2001" box="[457,946,1229,1265]" class="Insecta" family="Syrphidae" genus="Melanostoma" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="148" phylum="Arthropoda" rank="genus">
<emphasis box="[457,682,1229,1258]" italics="true" pageId="3" pageNumber="148">Melanostoma</emphasis>
(Dirickx
<number box="[852,933,1229,1260]" pageId="3" pageNumber="148" value="2001.0">2001</number>
)
</taxonomicName>
&amp;
<taxonomicName authority="Dirickx 2010" authorityName="Dirickx" authorityYear="2010" box="[1006,1460,1229,1265]" class="Insecta" family="Syrphidae" genus="Allobaccha" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Diptera" pageId="3" pageNumber="148" phylum="Arthropoda" rank="genus">
<emphasis box="[1006,1195,1229,1258]" italics="true" pageId="3" pageNumber="148">Allobaccha</emphasis>
(Dirickx
<number box="[1365,1449,1229,1265]" pageId="3" pageNumber="148" value="2010.0">2010</number>
)
</taxonomicName>
. Also, he published a review of fossil ﬂower ﬂies (Dirickx
<number box="[1116,1196,1275,1308]" pageId="3" pageNumber="148" value="2009.0">2009</number>
) and a couple of other papers, all of his papers on ﬂower ﬂies are listed in the reference section (Dirickx 1994, 2009; Dirickx
<emphasis box="[582,654,1366,1395]" italics="true" pageId="3" pageNumber="148">et al</emphasis>
.
<number box="[681,759,1366,1400]" pageId="3" pageNumber="148" value="1996.0">1996</number>
; Dirickx &amp; Obrecht
<number box="[1110,1193,1366,1396]" pageId="3" pageNumber="148" value="2007.0">2007</number>
; Dirickx &amp; Steffan
<number box="[1533,1612,1367,1396]" pageId="3" pageNumber="148" value="1992.0">1992</number>
; Maibach
<emphasis box="[425,496,1412,1441]" italics="true" pageId="3" pageNumber="148">et al</emphasis>
.
<number box="[521,602,1412,1447]" pageId="3" pageNumber="148" value="1995.0">1995</number>
). Finally, I and Martin Hauser are in the process of finishing a joint paper with him on Madagascar cerioidine ﬂies. Unfortunately, he passed away too soon to do more.
</paragraph>
</subSubSection>
</treatment>
</document>