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<mods:title id="072655CA1264B0F87943628C42ED5ECB">A Taxonomic Revision Of The Afrotropical Species Of The Weevil Genus Cionus (Coleoptera: Curculionidae)</mods:title>
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<treatment id="890F87E5FFC9FFF3C4ACB99CFD55F8B7" ID-DOI="http://doi.org/10.5281/zenodo.7967147" ID-GBIF-Taxon="209629177" ID-Zenodo-Dep="7967147" LSID="urn:lsid:plazi:treatment:890F87E5FFC9FFF3C4ACB99CFD55F8B7" httpUri="http://treatment.plazi.org/id/890F87E5FFC9FFF3C4ACB99CFD55F8B7" lastPageNumber="19" pageId="18" pageNumber="19">
<subSubSection id="49BC6578FFC9FFF3C4ACB99CFDC5FF1B" box="[151,638,151,177]" pageId="18" pageNumber="19" type="nomenclature">
<paragraph id="011936F3FFC9FFF3C4ACB99CFDC5FF1B" blockId="18.[151,638,151,177]" box="[151,638,151,177]" pageId="18" pageNumber="19">
<emphasis id="33D2EAE1FFC9FFF3C4ACB99CFDC5FF1B" bold="true" box="[151,638,151,177]" pageId="18" pageNumber="19">
6.
<taxonomicName id="C6A64D70FFC9FFF3C48EB99CFE54FF1B" ID-CoL="VFMB" authority="Hustache" authorityName="Hustache" authorityYear="1939" box="[181,495,151,177]" class="Insecta" family="Curculionidae" genus="Cionus" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="19" phylum="Arthropoda" rank="species" species="vicarius">
<emphasis id="33D2EAE1FFC9FFF3C48EB99CFEC9FF1B" bold="true" box="[181,370,151,177]" italics="true" pageId="18" pageNumber="19">Cionus vicarius</emphasis>
Hustache
</taxonomicName>
(
<figureCitation id="999D2A76FFC9FFF3C5C5B99CFDCDFF1B" box="[510,630,151,177]" captionStart="FIGURES 56" captionStartId="17.[151,264,1902,1926]" captionTargetBox="[168,1418,185,1874]" captionTargetId="figure-22@17.[164,1423,181,1878]" captionTargetPageId="17" captionText="FIGURES 56. FIGURE 5. Cionus perlatus. a: body in dorsal view (male), b: body in lateral view (male), c: rostrum in lateral view (female), d: penis in ventral view, e: penis in lateral view, f: apex of penis in dorsal view. FIGURE 6. Cionus vicarius. a: body in dorsal view (male), b: body in lateral view (male), c: penis in ventral view, d: penis in lateral view, e: apex of penis in dorsal view. Not to scale." figureDoi="http://doi.org/10.5281/zenodo.7958885" httpUri="https://zenodo.org/record/7958885/files/figure.png" pageId="18" pageNumber="19">Figs 6ae</figureCitation>
)
</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="49BC6578FFC9FFF3C4ACB9DEFDC8FF47" box="[151,627,213,237]" pageId="18" pageNumber="19" type="reference_group">
<paragraph id="011936F3FFC9FFF3C4ACB9DEFDC8FF47" blockId="18.[151,627,213,237]" box="[151,627,213,237]" pageId="18" pageNumber="19">
<treatmentCitationGroup id="21B611DDFFC9FFF3C4ACB9DEFDC8FF47" box="[151,627,213,237]" pageId="18" pageNumber="19">
<treatmentCitation id="800710E2FFC9FFF3C4ACB9DEFDD5FF47" author="Hustache, A." box="[151,622,213,237]" page="35" pageId="18" pageNumber="19" year="1939">
<taxonomicName id="C6A64D70FFC9FFF3C4ACB9DEFDD5FF47" ID-CoL="VFMB" authority="Hustache, 1939: 35" authorityName="Hustache" authorityPageNumber="35" authorityYear="1939" box="[151,622,213,237]" class="Insecta" family="Curculionidae" genus="Cionus" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="19" phylum="Arthropoda" rank="species" species="vicarius" subGenus="Cleopus">
<emphasis id="33D2EAE1FFC9FFF3C4ACB9DEFF64FF46" box="[151,223,213,236]" italics="true" pageId="18" pageNumber="19">Cionus</emphasis>
(
<emphasis id="33D2EAE1FFC9FFF3C4D5B9DEFEFAFF47" box="[238,321,213,237]" italics="true" pageId="18" pageNumber="19">Cleopus</emphasis>
)
<emphasis id="33D2EAE1FFC9FFF3C56BB9DDFE19FF47" box="[336,418,214,237]" italics="true" pageId="18" pageNumber="19">vicarius</emphasis>
<bibRefCitation id="65374B02FFC9FFF3C593B9DEFDD5FF47" author="Hustache, A." box="[424,622,213,237]" pageId="18" pageNumber="19" refId="ref85813" refString="Hustache, A. (1939) Exploration du Parc National Albert. Mission G. F. de Witte (1933 - 1935) - Curculionidae. Fasc. 28. Institut des Parcs Nationaux du Congo Belge, Bruxelles, 50 pp." type="book" year="1939">Hustache, 1939: 35</bibRefCitation>
</taxonomicName>
</treatmentCitation>
.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="49BC6578FFC9FFF3C4ACB817FB9EFE43" pageId="18" pageNumber="19" type="materials_examined">
<paragraph id="011936F3FFC9FFF3C4ACB817FCF7FE9F" blockId="18.[151,1437,283,1821]" box="[151,844,283,310]" pageId="18" pageNumber="19">
<emphasis id="33D2EAE1FFC9FFF3C4ACB817FE9CFE9F" box="[151,295,283,309]" italics="true" pageId="18" pageNumber="19">
<typeStatus id="DE1D8851FFC9FFF3C4ACB817FF70FE9F" box="[151,203,284,309]" pageId="18" pageNumber="19">Type</typeStatus>
locality
</emphasis>
. Nyasheke (
<collectingCountry id="79B17663FFC9FFF3C58AB810FCFBFE9F" box="[433,832,283,309]" name="Democratic Republic of the Congo" pageId="18" pageNumber="19">Democratic Republic of the Congo</collectingCountry>
).
</paragraph>
<paragraph id="011936F3FFC9FFF3C4FCB84BFB9EFE43" blockId="18.[151,1437,283,1821]" pageId="18" pageNumber="19">
<emphasis id="33D2EAE1FFC9FFF3C4FCB84BFEF9FEF3" box="[199,322,320,345]" italics="true" pageId="18" pageNumber="19">Type series</emphasis>
. This species was described based on
<specimenCount id="17A0FD7AFFC9FFF3C6D9B84BFCFDFEF3" box="[738,838,319,346]" pageId="18" pageNumber="19" type="male">one male</specimenCount>
and
<specimenCount id="17A0FD7AFFC9FFF3C742B84BFC48FEF3" box="[889,1011,319,346]" pageId="18" pageNumber="19" type="female">one female</specimenCount>
as belonging to the subgenus
<taxonomicName id="C6A64D70FFC9FFF3C102B834FA2EFEF3" box="[1337,1429,319,345]" class="Insecta" family="Curculionidae" genus="Cionus" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="19" phylum="Arthropoda" rank="subGenus" subGenus="Cleopus">
<emphasis id="33D2EAE1FFC9FFF3C102B834FA2EFEF3" box="[1337,1429,319,345]" italics="true" pageId="18" pageNumber="19">Cleopus</emphasis>
</taxonomicName>
. At
<collectionCode id="67B7AE36FFC9FFF3C480B868FEABFED7" box="[187,272,355,381]" country="Belgium" httpUri="http://grbio.org/cool/z14b-bb31" name="Musée Royal de lAfrique Centrale" pageId="18" pageNumber="19" type="Museum">MRAC</collectionCode>
, we studied the male labelled “
<typeStatus id="DE1D8851FFC9FFF3C649B868FCA0FED7" box="[626,795,355,381]" pageId="18" pageNumber="19" type="holotype">HOLOTYPUS</typeStatus>
[museal pink card, since Hustache did not designate the
<typeStatus id="DE1D8851FFC9FFF3C4ACB88CFF47FE0B" box="[151,252,391,417]" pageId="18" pageNumber="19" type="holotype">holotype</typeStatus>
] /
<collectingCountry id="79B17663FFC9FFF3C520B88CFE10FE0B" box="[283,427,391,417]" name="Democratic Republic of the Congo" pageId="18" pageNumber="19">Congo belge</collectingCountry>
P.N.A., Nyasheke (Volc. Nyamuragira),
<quantity id="C65E9B16FFC9FFF3C740B88CFC68FE08" box="[891,979,391,418]" metricMagnitude="3" metricUnit="m" metricValue="1.8199999999999998" pageId="18" pageNumber="19" unit="m" value="1820.0">1820 m</quantity>
, 14 au
<date id="75181033FFC9FFF3C013B88CFB1DFE08" box="[1064,1190,391,418]" pageId="18" pageNumber="19" value="1935-06-26">26-vi-1935</date>
, G.F. de Vitte: 1482 / Mus. Roy. Afr. Centr. /
<taxonomicName id="C6A64D70FFC9FFF3C599B8A0FD72FE6F" authorityName="Hustache" authorityYear="1939" box="[418,713,427,453]" class="Insecta" family="Curculionidae" genus="Cionus" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="19" phylum="Arthropoda" rank="species" species="vicarius" subGenus="Cleopus">Cionus (Cleopus) vicarius</taxonomicName>
m., Hustache det.”. We designated it as the
<typeStatus id="DE1D8851FFC9FFF3C086B8A0FA9FFE6F" box="[1213,1316,427,453]" pageId="18" pageNumber="19" type="lectotype">lectotype</typeStatus>
by adding the label “
<typeStatus id="DE1D8851FFC9FFF3C531B8C4FE11FE43" box="[266,426,463,489]" pageId="18" pageNumber="19" type="lectotype">LECTOTYPE</typeStatus>
<taxonomicName id="C6A64D70FFC9FFF3C58AB8C4FD74FE43" authority="Hustache" authorityName="Hustache" authorityYear="1939" box="[433,719,463,489]" class="Insecta" family="Curculionidae" genus="Cionus" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="19" phylum="Arthropoda" rank="species" species="vicarius">Cionus vicarius Hustache</taxonomicName>
des. Caldara &amp; Košťál 2014”.
</paragraph>
</subSubSection>
<subSubSection id="49BC6578FFC9FFF3C4FCB8FFFC47FDFF" pageId="18" pageNumber="19" type="diagnosis">
<paragraph id="011936F3FFC9FFF3C4FCB8FFFC47FDFF" blockId="18.[151,1437,283,1821]" pageId="18" pageNumber="19">
<emphasis id="33D2EAE1FFC9FFF3C4FCB8FFFE82FDA7" box="[199,313,500,525]" italics="true" pageId="18" pageNumber="19">Diagnosis</emphasis>
. Antennal club elongated, slightly longer than funicle. Pronotum without protuberances. Prosternum with moderate emargination. Elytral interstriae dark, with many maculae and small protuberances in correspondence to the maculae, striae rectilinear, clearly visible. Claws asymmetrical in male.
</paragraph>
</subSubSection>
<subSubSection id="49BC6578FFC9FFF3C4FCBB54FD0AF98B" pageId="18" pageNumber="19" type="description">
<paragraph id="011936F3FFC9FFF3C4FCBB54FDCBFA73" blockId="18.[151,1437,283,1821]" pageId="18" pageNumber="19">
<emphasis id="33D2EAE1FFC9FFF3C4FCBB54FED8FDD3" box="[199,355,607,633]" italics="true" pageId="18" pageNumber="19">Redescription</emphasis>
. Male (
<typeStatus id="DE1D8851FFC9FFF3C585BB54FD93FDD3" box="[446,552,607,633]" pageId="18" pageNumber="19" type="lectotype">lectotype</typeStatus>
) (
<figureCitation id="999D2A76FFC9FFF3C67ABB54FD0CFDD3" box="[577,695,607,633]" captionStart="FIGURES 56" captionStartId="17.[151,264,1902,1926]" captionTargetBox="[168,1418,185,1874]" captionTargetId="figure-22@17.[164,1423,181,1878]" captionTargetPageId="17" captionText="FIGURES 56. FIGURE 5. Cionus perlatus. a: body in dorsal view (male), b: body in lateral view (male), c: rostrum in lateral view (female), d: penis in ventral view, e: penis in lateral view, f: apex of penis in dorsal view. FIGURE 6. Cionus vicarius. a: body in dorsal view (male), b: body in lateral view (male), c: penis in ventral view, d: penis in lateral view, e: apex of penis in dorsal view. Not to scale." figureDoi="http://doi.org/10.5281/zenodo.7958885" httpUri="https://zenodo.org/record/7958885/files/figure.png" pageId="18" pageNumber="19">Figs 6ab</figureCitation>
).
<emphasis id="33D2EAE1FFC9FFF3C6F6BB54FCAFFDD3" bold="true" box="[717,788,607,633]" pageId="18" pageNumber="19">Body:</emphasis>
stout, moderately long (length
<quantity id="C65E9B16FFC9FFF3C0BBBB54FB66FDD3" box="[1152,1245,607,633]" metricMagnitude="-3" metricUnit="m" metricValue="2.9" pageId="18" pageNumber="19" unit="mm" value="2.9">2.9 mm</quantity>
).
<emphasis id="33D2EAE1FFC9FFF3C0C9BB54FA80FDD3" bold="true" box="[1266,1339,607,633]" pageId="18" pageNumber="19">Head:</emphasis>
rostrum stout, short (Rl/Rw 3.00, Rl/Pl 1.50), black; in lateral view weakly curved, slightly tapered from antennal insertion to apex; in dorsal view parallel-sided in entire length, from base to near apex with recumbent, moderately dense, whitish and light brown, moderately long (l/w 58), elliptical scales. Head between eyes moderately narrow, 0.4× as wide as rostrum at base. Eyes flat. Antennae dark brown, inserted between middle and apical 1/3; scape long (l/w 10); funicle short, distinctly shorter than scape, S1 more robust than S2, short, only 1.3× longer than wide, as long as S2,
<geoCoordinate id="64925034FFC9FFF3C524BA3CFED3FCF8" box="[287,360,823,850]" degrees="2" direction="south" minutes="1.5" orientation="latitude" pageId="18" pageNumber="19" precision="92" value="-2.025">S2 1.5</geoCoordinate>
× as long as wide, S35 transverse; club oblongly oval, slightly longer than funicle, uniformly pubescent.
<emphasis id="33D2EAE1FFC9FFF3C520BA50FE26FCDF" bold="true" box="[283,413,859,885]" pageId="18" pageNumber="19">Pronotum:</emphasis>
black, without protuberances, with shallow, small, regular punctures, intervals among punctures shining, smooth, moderately visible between recumbent, sparse, moderately long (l/w 57), elliptical, whitish and intermixed light brown scales; conical, transverse (Pl/Pw 1.83), widest at base, with rectilinear sides, weakly convex.
<emphasis id="33D2EAE1FFC9FFF3C570BACCFE58FC4B" bold="true" box="[331,483,967,993]" pageId="18" pageNumber="19">Prosternum:</emphasis>
anterior margin moderately emarginated.
<emphasis id="33D2EAE1FFC9FFF3C788BACCFBC8FC4B" bold="true" box="[947,1139,967,993]" pageId="18" pageNumber="19">Scutellar shield:</emphasis>
triangular, with elongated, whitish scales.
<emphasis id="33D2EAE1FFC9FFF3C57FBAE0FE21FBAF" bold="true" box="[324,410,1003,1029]" pageId="18" pageNumber="19">Elytra:</emphasis>
black, moderately long (El/Ew 1.18), subelliptical, widest at middle, distinctly wider than pronotum (Ew/Pw 1.82), humeri moderately prominent, sides slightly rounded, moderately convex on disc; even interstriae flat, odd interstriae weakly convex, especially in correspondence to black spots, with shallow, small, regular punctures, intervals between punctures shining, smooth, with recumbent, moderately dense, whitish scales, with many subquadrate spots formed by subrecumbent black scales on odd interstriae; striae straight, feebly visible, half as wide as interstriae, with dense deep punctures, intervals between punctures narrow, situated at same level as interstriae.
<emphasis id="33D2EAE1FFC9FFF3C502BDC8FE29FB77" bold="true" box="[313,402,1219,1245]" pageId="18" pageNumber="19">Venter:</emphasis>
mesosternal process moderately convex, slightly emarginated. Metasternum covered with moderately sparse, elongated, grayish and light brown intermixed scales. Abdomen with moderately deep, dense punctures, which are feebly visible between sparse, regularly arranged, whitish approximately equally long scales; V1 1.6× longer than V2; V1+2 5.2× longer than V3+4, latter ones 0.6× as long as V5.
<emphasis id="33D2EAE1FFC9FFF3C079BC24FB3FFAE3" bold="true" box="[1090,1156,1327,1353]" pageId="18" pageNumber="19">Legs:</emphasis>
covered with moderately sparse, elongated, grayish and light brown intermixed scales; femora black, with robust sharp teeth; tibiae black; tarsi black, onychium as long as T13 combined; claws asymmetrical, one claw 2/3 as long as other.
<emphasis id="33D2EAE1FFC9FFF3C121BC7CFAD8FA3B" bold="true" box="[1306,1379,1399,1425]" pageId="18" pageNumber="19">Penis:</emphasis>
<figureCitation id="999D2A76FFC9FFF3C157BC7CFF74FA1F" captionStart="FIGURES 56" captionStartId="17.[151,264,1902,1926]" captionTargetBox="[168,1418,185,1874]" captionTargetId="figure-22@17.[164,1423,181,1878]" captionTargetPageId="17" captionText="FIGURES 56. FIGURE 5. Cionus perlatus. a: body in dorsal view (male), b: body in lateral view (male), c: rostrum in lateral view (female), d: penis in ventral view, e: penis in lateral view, f: apex of penis in dorsal view. FIGURE 6. Cionus vicarius. a: body in dorsal view (male), b: body in lateral view (male), c: penis in ventral view, d: penis in lateral view, e: apex of penis in dorsal view. Not to scale." figureDoi="http://doi.org/10.5281/zenodo.7958885" httpUri="https://zenodo.org/record/7958885/files/figure.png" pageId="18" pageNumber="19">Figs 6ce</figureCitation>
, its body short, parallel-sided in basal half, then distinctly gradually narrowed to apex, with subacutely pointed tip. Flagellum short, bifurcated at its base.
</paragraph>
<paragraph id="011936F3FFC9FFF3C4FCBCE8FE25FA57" blockId="18.[151,1437,283,1821]" box="[199,414,1507,1533]" pageId="18" pageNumber="19">Female. Unknown.</paragraph>
<paragraph id="011936F3FFC9FFF3C4FCBF0CFD0AF98B" blockId="18.[151,1437,283,1821]" box="[199,689,1543,1569]" pageId="18" pageNumber="19">
Variability. Only known from the
<typeStatus id="DE1D8851FFC9FFF3C679BF0CFD17F98B" box="[578,684,1543,1569]" pageId="18" pageNumber="19" type="lectotype">lectotype</typeStatus>
.
</paragraph>
</subSubSection>
<subSubSection id="49BC6578FFC9FFF3C4FCBF20FEF8F97F" pageId="18" pageNumber="19" type="discussion">
<paragraph id="011936F3FFC9FFF3C4FCBF20FEF8F97F" blockId="18.[151,1437,283,1821]" pageId="18" pageNumber="19">
<emphasis id="33D2EAE1FFC9FFF3C4FCBF20FE92F9EF" box="[199,297,1579,1605]" italics="true" pageId="18" pageNumber="19">Remarks</emphasis>
. Unfortunately we know only the
<typeStatus id="DE1D8851FFC9FFF3C692BF20FCABF9EF" box="[681,784,1579,1605]" pageId="18" pageNumber="19" type="lectotype">lectotype</typeStatus>
(male) of this species, which moreover lacks some scales, especially on the elytral disc. Due to its habitus and the lack of protuberances on the pronotum, it seems to be more closely related to
<taxonomicName id="C6A64D70FFC9FFF3C55ABF7FFE78F927" authorityName="Boheman" authorityYear="1838" box="[353,451,1652,1678]" class="Insecta" family="Curculionidae" genus="Cionus" kingdom="Animalia" order="Coleoptera" pageId="18" pageNumber="19" phylum="Arthropoda" rank="species" species="tristis">
<emphasis id="33D2EAE1FFC9FFF3C55ABF7FFE78F927" box="[353,451,1652,1678]" italics="true" pageId="18" pageNumber="19">C. tristis</emphasis>
</taxonomicName>
, from which it differs by the longer and less stout rostrum, the more conical pronotum with sides completely rectilinear and without dark spots, shorter segments 1 and 2 of the funicle, and the distinctly elongated club.
</paragraph>
</subSubSection>
<subSubSection id="49BC6578FFC9FFF3C4FCBFD4FD3AF953" box="[199,641,1759,1786]" pageId="18" pageNumber="19" type="biology_ecology">
<paragraph id="011936F3FFC9FFF3C4FCBFD4FD3AF953" blockId="18.[151,1437,283,1821]" box="[199,641,1759,1786]" pageId="18" pageNumber="19">
<emphasis id="33D2EAE1FFC9FFF3C4FCBFD4FE3EF953" box="[199,389,1759,1785]" italics="true" pageId="18" pageNumber="19">Biological notes.</emphasis>
No data are available.
</paragraph>
</subSubSection>
<subSubSection id="49BC6578FFC9FFF3C4FCBE08FD55F8B7" box="[199,750,1795,1821]" pageId="18" pageNumber="19" type="distribution">
<paragraph id="011936F3FFC9FFF3C4FCBE08FD55F8B7" blockId="18.[151,1437,283,1821]" box="[199,750,1795,1821]" pageId="18" pageNumber="19">
<emphasis id="33D2EAE1FFC9FFF3C4FCBE08FEE3F8B7" box="[199,344,1795,1821]" italics="true" pageId="18" pageNumber="19">Distribution.</emphasis>
Democratic Republic of the Congo.
</paragraph>
</subSubSection>
</treatment>
</document>