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<document ID-DOI="http://doi.org/10.5281/zenodo.5411920" ID-GBIF-Dataset="03a6dd3f-a52a-4d60-bc0d-944c00931276" ID-GBIF-Taxon="123195632" ID-Zenodo-Dep="5411920" approvalRequired="73" approvalRequired_for_bibRefs="41" approvalRequired_for_document="1" approvalRequired_for_matCits="6" approvalRequired_for_taxonomicNames="3" approvalRequired_for_textStreams="19" approvalRequired_for_treatments="3" checkinTime="1468511911299" checkinUser="plazi" docAuthor="Lien Thi Phuong Nguyen &amp; James M. Carpenter" docDate="2016" docId="03ECDE0DFFDD7743F29799BA702239E2" docLanguage="en" docName="entScience.12218.pdf" docOrigin="Entomological Science 2016" docStyle="DocumentStyle{}" docTitle="Zethus tumidus Nguyen &amp; Carpenter, sp. nov" docType="treatment" docVersion="6" lastPageNumber="6" masterDocId="FFD5A675FFD87746F23B995F74033D3E" masterDocTitle="Taxonomic review of the genus Zethus Fabricius (Hymenoptera: Vespidae: Eumeninae) from Vietnam with descriptions of four new species" masterLastPageNumber="9" masterPageNumber="1" pageId="5" pageNumber="6" updateTime="1643498771858" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Taxonomic review of the genus Zethus Fabricius (Hymenoptera: Vespidae: Eumeninae) from Vietnam with descriptions of four new species</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Lien Thi Phuong Nguyen</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>James M. Carpenter</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>Entomological Science</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2016</mods:date>
<mods:detail type="volume">
<mods:number>2016</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>1</mods:start>
<mods:end>9</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">10.1111/ens.12218</mods:identifier>
<mods:identifier type="GBIF-Dataset">03a6dd3f-a52a-4d60-bc0d-944c00931276</mods:identifier>
<mods:identifier type="Zenodo-Dep">269807</mods:identifier>
</mods:mods>
<treatment ID-DOI="http://doi.org/10.5281/zenodo.5411920" ID-GBIF-Taxon="123195632" ID-Zenodo-Dep="5411920" LSID="urn:lsid:plazi:treatment:03ECDE0DFFDD7743F29799BA702239E2" httpUri="http://treatment.plazi.org/id/03ECDE0DFFDD7743F29799BA702239E2" lastPageNumber="6" pageId="5" pageNumber="6">
<heading bold="true" fontSize="11" level="3" pageId="5" pageNumber="6" reason="0">
<emphasis bold="true" pageId="5" pageNumber="6">
<subSubSection box="[172,742,229,256]" pageId="5" pageNumber="6" type="nomenclature">
<paragraph blockId="5.[172,778,229,392]" box="[172,742,229,256]" pageId="5" pageNumber="6">
<taxonomicName authority="Nguyen &amp; Carpenter" authorityName="Nguyen &amp; Carpenter" box="[172,639,229,256]" class="Insecta" family="Eumenidae" genus="Zethus" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="6" phylum="Arthropoda" rank="species" species="tumidus" status="sp. nov">
<emphasis bold="true" box="[172,368,229,256]" italics="true" pageId="5" pageNumber="6">Zethus tumidus</emphasis>
Nguyen &amp; Carpenter
</taxonomicName>
,
<taxonomicNameLabel box="[652,742,230,256]" pageId="5" pageNumber="6" rank="species">sp. nov</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection box="[172,328,262,288]" pageId="5" pageNumber="6" type="description">
<paragraph blockId="5.[172,778,229,392]" box="[172,328,262,288]" pageId="5" pageNumber="6">
(
<figureCitation box="[179,319,262,288]" captionStart="Figures 19 23" captionStartId="5.[172,240,1808,1830]" captionTargetBox="[182,767,1173,1796]" captionTargetId="figure@5.[181,769,1171,1798]" captionTargetPageId="5" captionText="Figures 19 23 Zethus tumidus sp. nov., holotype ♂. 19 Head, frontal view. 20 Right antenna. 21 Propodeum, dorsal view; 22 TI &amp; II, dorsal view. 23 Metasomal segments I &amp; II, lateral view. Scale bar, 1 mm." httpUri="https://zenodo.org/record/269811/files/figure.png" pageId="5" pageNumber="6">
Figs
<number box="[238,319,262,288]" pageId="5" pageNumber="6" value="21.0" valueMax="23.0" valueMin="19.0">1923</number>
</figureCitation>
)
</paragraph>
</subSubSection>
</emphasis>
</heading>
<subSubSection pageId="5" pageNumber="6" type="materials_examined">
<paragraph blockId="5.[172,778,229,392]" pageId="5" pageNumber="6">
<materialsCitation ID-GBIF-Occurrence="1275388314" collectingDate="2012-05-18" collectingMethod="light trap" collectionCode="IEBR" collectorName="LTP Nguyen" country="Vietnam" elevation="1200" location="Bach Ma national park, Thua Thien Hue" pageId="5" pageNumber="6" specimenCount="1" specimenCount-male="1" typeStatus="holotype">
<typeStatus box="[172,272,304,328]" pageId="5" pageNumber="6">
<emphasis bold="true" box="[172,272,304,328]" italics="true" pageId="5" pageNumber="6">Holotype</emphasis>
</typeStatus>
,
<specimenCount box="[283,307,305,328]" pageId="5" pageNumber="6" type="generic"></specimenCount>
,
<emphasis bold="true" box="[320,334,305,328]" pageId="5" pageNumber="6"></emphasis>
<collectingCountry box="[333,457,303,327]" name="Vietnam" pageId="5" pageNumber="6">VIETNAM</collectingCountry>
,
<location LSID="urn:lsid:plazi:treatment:03ECDE0DFFDD7743F29799BA702239E2:8E9A39C0FFDD7743F3E9987075333C59" country="Vietnam" name="Bach Ma national park, Thua Thien Hue" pageId="5" pageNumber="6">
Bach Ma national park, Thua Thien
<emphasis bold="true" box="[238,251,336,359]" pageId="5" pageNumber="6"></emphasis>
Hue
</location>
,
<elevation box="[313,395,335,359]" metricMagnitude="3" metricUnit="m" metricValue="1.2" pageId="5" pageNumber="6" unit="m" value="1200.0">
<quantity box="[313,395,335,359]" metricMagnitude="3" metricUnit="m" metricValue="1.2" pageId="5" pageNumber="6" unit="m" value="1200.0">1200 m</quantity>
</elevation>
,
<collectingMethod box="[405,503,335,359]" pageId="5" pageNumber="6">light trap</collectingMethod>
,
<collectingDate box="[513,622,335,359]" pageId="5" pageNumber="6" value="2012-05-18">
<date box="[513,622,335,359]" pageId="5" pageNumber="6" value="2012-05-18">
<number box="[513,539,335,359]" pageId="5" pageNumber="6" value="18.0">18</number>
.v.
<number box="[561,622,335,359]" pageId="5" pageNumber="6" value="2012.0">2012</number>
</date>
</collectingDate>
,
<collectorName box="[631,764,336,360]" pageId="5" pageNumber="6">LTP Nguyen</collectorName>
<emphasis bold="true" box="[763,777,336,359]" pageId="5" pageNumber="6"></emphasis>
[
<collectionCode box="[178,242,368,391]" collectionName="IEBR" pageId="5" pageNumber="6">IEBR</collectionCode>
].
</materialsCitation>
<materialsCitation ID-GBIF-Occurrence="1275388320" box="[257,738,367,392]" collectingDate="2012-05-18" collectingMethod="light trap" collectionCode="IEBR" collectorName="LTP Nguyen" country="Vietnam" elevation="1200" location="Bach Ma national park, Thua Thien Hue" pageId="5" pageNumber="6" specimenCount="1" specimenCount-male="1" typeStatus="paratype">
<typeStatus box="[257,351,368,392]" pageId="5" pageNumber="6">
<emphasis bold="true" box="[257,351,368,392]" italics="true" pageId="5" pageNumber="6">Paratype</emphasis>
</typeStatus>
:
<specimenCount box="[365,403,367,392]" pageId="5" pageNumber="6" type="male">
<number box="[365,379,367,391]" pageId="5" pageNumber="6" value="1.0">1</number>
</specimenCount>
, same data as holotype [
<collectionCode box="[664,727,368,391]" collectionName="IEBR" pageId="5" pageNumber="6">IEBR</collectionCode>
].
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="6" type="description">
<paragraph blockId="5.[172,779,450,1091]" box="[172,309,450,476]" pageId="5" pageNumber="6">
<heading bold="true" box="[172,309,450,476]" fontSize="11" level="3" pageId="5" pageNumber="6" reason="0">
<emphasis bold="true" box="[172,309,450,476]" italics="true" pageId="5" pageNumber="6">Description</emphasis>
</heading>
</paragraph>
<paragraph blockId="5.[172,779,450,1091]" lastBlockId="5.[831,1438,229,1245]" pageId="5" pageNumber="6">
<emphasis bold="true" box="[172,232,491,515]" italics="true" pageId="5" pageNumber="6">Male.</emphasis>
Body length
<quantity box="[423,536,491,515]" metricMagnitude="-2" metricUnit="m" metricValue="1.35" metricValueMax="1.5" metricValueMin="1.2" pageId="5" pageNumber="6" unit="mm" value="13.5" valueMax="15.0" valueMin="12.0">
12
<emphasis bold="true" box="[450,462,492,515]" pageId="5" pageNumber="6"></emphasis>
15 mm
</quantity>
(
<typeStatus box="[566,663,491,515]" pageId="5" pageNumber="6">holotype</typeStatus>
:
<quantity box="[690,766,491,515]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" pageId="5" pageNumber="6" unit="mm" value="12.0">12 mm</quantity>
); forewing length
<quantity box="[370,524,523,547]" metricMagnitude="-2" metricUnit="m" metricValue="1.14" metricValueMax="1.24" metricValueMin="1.04" pageId="5" pageNumber="6" unit="mm" value="11.4" valueMax="12.4" valueMin="10.4">
10.4
<emphasis bold="true" box="[418,430,524,547]" pageId="5" pageNumber="6"></emphasis>
12.4 mm
</quantity>
(
<typeStatus box="[550,647,523,547]" pageId="5" pageNumber="6">holotype</typeStatus>
:
<quantity box="[670,766,523,547]" metricMagnitude="-2" metricUnit="m" metricValue="1.04" pageId="5" pageNumber="6" unit="mm" value="10.4">10.4 mm</quantity>
). Structure as in
<taxonomicName box="[337,452,556,580]" class="Insecta" family="Eumenidae" genus="Zethus" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="6" phylum="Arthropoda" rank="species" species="dolosus">
<emphasis bold="true" box="[337,452,556,580]" italics="true" pageId="5" pageNumber="6">Z. dolosus</emphasis>
</taxonomicName>
and
<emphasis bold="true" box="[509,734,555,580]" pageId="5" pageNumber="6">
<taxonomicName box="[509,641,556,580]" class="Insecta" family="Eumenidae" genus="Zethus" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="6" phylum="Arthropoda" rank="species" species="angulatus" status="sp. nov.">
<emphasis bold="true" box="[509,641,556,580]" italics="true" pageId="5" pageNumber="6">Z. angulatus</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[649,734,555,579]" pageId="5" pageNumber="6" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
but differs as follows: head in frontal view wider than high,
<number box="[172,205,619,643]" pageId="5" pageNumber="6" value="1.3">1.3</number>
× as wide as high (
<figureCitation box="[399,476,619,643]" captionStart="Figures 19 23" captionStartId="5.[172,240,1808,1830]" captionTargetBox="[182,767,1173,1796]" captionTargetId="figure@5.[181,769,1171,1798]" captionTargetPageId="5" captionText="Figures 19 23 Zethus tumidus sp. nov., holotype ♂. 19 Head, frontal view. 20 Right antenna. 21 Propodeum, dorsal view; 22 TI &amp; II, dorsal view. 23 Metasomal segments I &amp; II, lateral view. Scale bar, 1 mm." httpUri="https://zenodo.org/record/269811/files/figure.png" pageId="5" pageNumber="6">
Fig.
<number box="[446,476,619,643]" pageId="5" pageNumber="6" value="19.0">19</number>
</figureCitation>
). Ocelli large, frontal ocellar diameter about as wide as the diameter of antennal socket. Inner eye margins in frontal view
<number box="[530,564,683,707]" pageId="5" pageNumber="6" value="1.2">1.2</number>
× further apart from each other at vertex than at clypeus. Clypeus in frontal view
<number box="[230,263,747,771]" pageId="5" pageNumber="6" value="1.3">1.3</number>
× as wide as long, emarginated at basal margin and slightly concave medially, apical margin strongly emarginated medially with the emargination semicirclular (
<figureCitation box="[179,270,843,867]" captionStart="Figures 19 23" captionStartId="5.[172,240,1808,1830]" captionTargetBox="[182,767,1173,1796]" captionTargetId="figure@5.[181,769,1171,1798]" captionTargetPageId="5" captionText="Figures 19 23 Zethus tumidus sp. nov., holotype ♂. 19 Head, frontal view. 20 Right antenna. 21 Propodeum, dorsal view; 22 TI &amp; II, dorsal view. 23 Metasomal segments I &amp; II, lateral view. Scale bar, 1 mm." httpUri="https://zenodo.org/record/269811/files/figure.png" pageId="5" pageNumber="6">
Fig.
<number box="[241,270,843,867]" pageId="5" pageNumber="6" value="19.0">19</number>
</figureCitation>
), forming blunt teeth laterally, width of emargination nearly
<number box="[396,406,875,899]" pageId="5" pageNumber="6" value="1.0">1</number>
/
<number box="[416,430,875,899]" pageId="5" pageNumber="6" value="5.0">5</number>
width of clypeus between inner eye margins. Mandible with four teeth, the third and fourth teeth short and blunt. Antennal scape
<number box="[650,684,939,963]" pageId="5" pageNumber="6" value="2.4">2.4</number>
× as long as its maximum width; FI
<number box="[475,488,971,995]" pageId="5" pageNumber="6" value="2.0">2</number>
× as long as its maximum width, FII
<emphasis bold="true" box="[276,288,1004,1027]" pageId="5" pageNumber="6"></emphasis>
VI longer than wide,
<collectionCode box="[511,558,1004,1027]" pageId="5" pageNumber="6">FVII</collectionCode>
<emphasis bold="true" box="[558,570,1004,1027]" pageId="5" pageNumber="6"></emphasis>
IX wider than long, FX small, as long as wide, FXI elongate, slightly curved,
<number box="[172,206,1067,1091]" pageId="5" pageNumber="6" value="2.3">2.3</number>
× as long as it basal width (
<figureCitation box="[497,575,1067,1091]" captionStart="Figures 19 23" captionStartId="5.[172,240,1808,1830]" captionTargetBox="[182,767,1173,1796]" captionTargetId="figure@5.[181,769,1171,1798]" captionTargetPageId="5" captionText="Figures 19 23 Zethus tumidus sp. nov., holotype ♂. 19 Head, frontal view. 20 Right antenna. 21 Propodeum, dorsal view; 22 TI &amp; II, dorsal view. 23 Metasomal segments I &amp; II, lateral view. Scale bar, 1 mm." httpUri="https://zenodo.org/record/269811/files/figure.png" pageId="5" pageNumber="6">
Fig.
<number box="[545,575,1067,1091]" pageId="5" pageNumber="6" value="20.0">20</number>
</figureCitation>
). Mesoscutum and scutellum in lateral view more convex than in
<taxonomicName box="[1320,1430,229,253]" class="Insecta" family="Eumenidae" genus="Zethus" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="6" phylum="Arthropoda" rank="species" species="dolosus">
<emphasis bold="true" box="[1320,1430,229,253]" italics="true" pageId="5" pageNumber="6">Z. dolosus</emphasis>
</taxonomicName>
, and not at same level. Propodeum with strong oblique carinae along medial carina (
<figureCitation box="[1143,1220,293,317]" captionStart="Figures 19 23" captionStartId="5.[172,240,1808,1830]" captionTargetBox="[182,767,1173,1796]" captionTargetId="figure@5.[181,769,1171,1798]" captionTargetPageId="5" captionText="Figures 19 23 Zethus tumidus sp. nov., holotype ♂. 19 Head, frontal view. 20 Right antenna. 21 Propodeum, dorsal view; 22 TI &amp; II, dorsal view. 23 Metasomal segments I &amp; II, lateral view. Scale bar, 1 mm." httpUri="https://zenodo.org/record/269811/files/figure.png" pageId="5" pageNumber="6">
Fig.
<number box="[1191,1220,293,317]" pageId="5" pageNumber="6" value="21.0">21</number>
</figureCitation>
), covering all of the area inside lateral carinae. Metasomal segment I proportionally shorter than in
<taxonomicName box="[1157,1266,357,381]" class="Insecta" family="Eumenidae" genus="Zethus" kingdom="Animalia" order="Hymenoptera" pageId="5" pageNumber="6" phylum="Arthropoda" rank="species" species="dolosus">
<emphasis bold="true" box="[1157,1266,357,381]" italics="true" pageId="5" pageNumber="6">Z. dolosus</emphasis>
</taxonomicName>
,
<number box="[1279,1314,357,381]" pageId="5" pageNumber="6" value="2.4">2.4</number>
× as long as wide, in dorsal view abruptly widening from one-third of the segment from base, then slightly narrowly toward apical margin (
<figureCitation box="[1000,1082,453,477]" captionStart="Figures 19 23" captionStartId="5.[172,240,1808,1830]" captionTargetBox="[182,767,1173,1796]" captionTargetId="figure@5.[181,769,1171,1798]" captionTargetPageId="5" captionText="Figures 19 23 Zethus tumidus sp. nov., holotype ♂. 19 Head, frontal view. 20 Right antenna. 21 Propodeum, dorsal view; 22 TI &amp; II, dorsal view. 23 Metasomal segments I &amp; II, lateral view. Scale bar, 1 mm." httpUri="https://zenodo.org/record/269811/files/figure.png" pageId="5" pageNumber="6">
Fig.
<number box="[1052,1082,453,477]" pageId="5" pageNumber="6" value="22.0">22</number>
</figureCitation>
), with maximum width
<number box="[1360,1394,453,477]" pageId="5" pageNumber="6" value="2.8">2.8</number>
× its basal width, with a medial carina which runs from basal margin to one-third of the tergum, swollen part
<number box="[1362,1396,517,541]" pageId="5" pageNumber="6" value="1.6">1.6</number>
× as long as wide in dorsal view, tergum and sternum fused, area between two sides with punctures, a longitudinal carina absent. Metasomal segment II with very short petiole at base (Figs 22,23), TII and SII in lateral view gradually convex from base to apical margin (
<figureCitation box="[1344,1424,677,701]" captionStart="Figures 19 23" captionStartId="5.[172,240,1808,1830]" captionTargetBox="[182,767,1173,1796]" captionTargetId="figure@5.[181,769,1171,1798]" captionTargetPageId="5" captionText="Figures 19 23 Zethus tumidus sp. nov., holotype ♂. 19 Head, frontal view. 20 Right antenna. 21 Propodeum, dorsal view; 22 TI &amp; II, dorsal view. 23 Metasomal segments I &amp; II, lateral view. Scale bar, 1 mm." httpUri="https://zenodo.org/record/269811/files/figure.png" pageId="5" pageNumber="6">
Fig.
<number box="[1394,1424,677,701]" pageId="5" pageNumber="6" value="23.0">23</number>
</figureCitation>
), with developed apical lamella, slightly raised.
</paragraph>
<paragraph blockId="5.[831,1438,229,1245]" pageId="5" pageNumber="6">
<emphasis bold="true" box="[856,922,741,765]" italics="true" pageId="5" pageNumber="6">Color.</emphasis>
Black. Two small spots just above antennal sockets yellow.
</paragraph>
</subSubSection>
<subSubSection box="[856,1305,805,829]" pageId="5" pageNumber="6" type="distribution">
<paragraph blockId="5.[831,1438,229,1245]" box="[856,1305,805,829]" pageId="5" pageNumber="6">
<emphasis bold="true" box="[856,986,805,829]" italics="true" pageId="5" pageNumber="6">Distribution</emphasis>
.
<collectingCountry box="[1000,1093,805,829]" name="Vietnam" pageId="5" pageNumber="6">Vietnam</collectingCountry>
: Thua Thien
<emphasis bold="true" box="[1233,1246,806,829]" pageId="5" pageNumber="6"></emphasis>
Hue.
</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="6" type="discussion">
<paragraph blockId="5.[831,1438,229,1245]" pageId="5" pageNumber="6">
<emphasis bold="true" box="[856,958,837,861]" italics="true" pageId="5" pageNumber="6">Remarks.</emphasis>
This species can be distinguished from its congeners by the combination of the following characters: frontal ocellus large with diameter as wide as antennal socket diameter, apical margin of clypeus strongly emarginated medially with the emargination nearly semicircular and width of the emargination
<number box="[1303,1313,997,1021]" pageId="5" pageNumber="6" value="1.0">1</number>
/
<number box="[1323,1337,997,1021]" pageId="5" pageNumber="6" value="5.0">5</number>
width of clypeus between inner eye margin, TI short,
<number box="[1305,1339,1029,1053]" pageId="5" pageNumber="6" value="2.4">2.4</number>
× as long as wide, swollen part
<number box="[1062,1095,1061,1085]" pageId="5" pageNumber="6" value="1.6">1.6</number>
× as long as wide in dorsal view, metasomal segment II with very short petiole at base, SII in lateral view gradually convex from base to apical margin.
</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="6" type="etymology">
<paragraph blockId="5.[831,1438,229,1245]" pageId="5" pageNumber="6">
<emphasis bold="true" box="[856,978,1189,1213]" italics="true" pageId="5" pageNumber="6">Etymology.</emphasis>
The specific name refers to the swollen metasomal segment I.
</paragraph>
</subSubSection>
</treatment>
</document>