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<document ID-DOI="http://dx.doi.org/10.3897/dez.70.97117" ID-Pensoft-Pub="1860-1324-1-69" ID-Pensoft-UUID="CA0CBE818BFA5DFA80DBD42521D5DBE3" ID-ZooBank="99BBA4C8ED2048879952B61CC25309D4" ModsDocID="1860-1324-70-1-69" checkinTime="1679031804748" checkinUser="pensoft" docAuthor="Tran, Anh Duc, Zettel, Herbert &amp; Sites, Robert W." docDate="2023" docId="1E72CD57079A56E88EABABFF3F06AA8E" docLanguage="en" docName="DeutEntomolZeit 70(1): 69-111" docOrigin="Deutsche Entomologische Zeitschrift 70 (1)" docPubDate="2023-03-16" docSource="http://dx.doi.org/10.3897/dez.70.97117" docTitle="Eotrechus elongatus Vitheepradit &amp; Sites 2007" docType="treatment" docVersion="1" id="CA0CBE818BFA5DFA80DBD42521D5DBE3" lastPageNumber="69" masterDocId="CA0CBE818BFA5DFA80DBD42521D5DBE3" masterDocTitle="Revision of the genus Eotrechus Kirkaldy (Hemiptera, Heteroptera, Gerridae), with descriptions of six new species" masterLastPageNumber="111" masterPageNumber="69" pageNumber="69" updateTime="1679031804748" updateUser="pensoft">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Revision of the genus Eotrechus Kirkaldy (Hemiptera, Heteroptera, Gerridae), with descriptions of six new species</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Tran, Anh Duc</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-9605-0739</mods:nameIdentifier>
<mods:affiliation>Faculty of Biology, University of Science, Vietnam National University, Hanoi, 334 Nguyen Trai, Thanh Xuan, Hanoi, Vietnam</mods:affiliation>
<mods:nameIdentifier type="email">tran.anhduc@hus.edu.vn</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Zettel, Herbert</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-7760-0472</mods:nameIdentifier>
<mods:affiliation>Herbert Zettel, 2 nd Zoological Department (Entomology), Natural History Museum Vienna, Burgring 7, 1010 Vienna, Austria</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Sites, Robert W.</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-3895-813X</mods:nameIdentifier>
<mods:affiliation>Enns Entomology Museum, University of Missouri, Columbia, MO 65211, USA</mods:affiliation>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>Deutsche Entomologische Zeitschrift</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2023</mods:date>
<mods:detail type="pubDate">
<mods:number>2023-03-16</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>70</mods:number>
</mods:detail>
<mods:detail type="issue">
<mods:number>1</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>69</mods:start>
<mods:end>111</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/dez.70.97117</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/dez.70.97117</mods:identifier>
<mods:identifier type="Pensoft-Pub">1860-1324-1-69</mods:identifier>
<mods:identifier type="ZooBank">99BBA4C8ED2048879952B61CC25309D4</mods:identifier>
<mods:identifier type="Pensoft-UUID">CA0CBE818BFA5DFA80DBD42521D5DBE3</mods:identifier>
</mods:mods>
<treatment LSID="urn:lsid:plazi:treatment:1E72CD57079A56E88EABABFF3F06AA8E" httpUri="http://treatment.plazi.org/id/1E72CD57079A56E88EABABFF3F06AA8E" lastPageNumber="69" pageId="0" pageNumber="69">
<subSubSection pageId="0" pageNumber="69" type="nomenclature">
<paragraph pageId="0" pageNumber="69">
<taxonomicName ID-CoL="6FM2C" LSID="1E72CD57-079A-56E8-8EAB-ABFF3F06AA8E" authority="Vitheepradit &amp; Sites, 2007" authorityName="Vitheepradit &amp; Sites" authorityYear="2007" class="Insecta" family="Gerridae" genus="Eotrechus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eotrechus elongatus" order="Hemiptera" pageId="0" pageNumber="69" phylum="Arthropoda" rank="species" species="elongatus">Eotrechus elongatus Vitheepradit &amp; Sites, 2007</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="69" type="description">
<paragraph pageId="0" pageNumber="69">
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Eotrechus elongatus (A-E) and E. siamensis (F-I), males. A, B, F. Right fore leg (A, F. Ventral view; B. Dorsal view); C, G. Genital capsule, lateral view; D, H. Pygophore, dorsal view; E, I. Proctiger, dorsal view (A, B, F. Same scale; C-E, G-I. Same scale)." figureDoi="10.3897/dez.70.97117.figure15" httpUri="https://binary.pensoft.net/fig/826104" pageId="0" pageNumber="69">Figs 15A-E</figureCitation>
<figureCitation captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Distribution records of species of Eotrechus. Squares represent E. kalidasa species group; circles represent E. pingae species group; triangles represent species unassigned to a group." figureDoi="10.3897/dez.70.97117.figure25" httpUri="https://binary.pensoft.net/fig/826114" pageId="0" pageNumber="69">, 25</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="69" type="reference_group">
<paragraph pageId="0" pageNumber="69">
<taxonomicName authorityName="Vitheepradit &amp; Sites" authorityYear="2007" class="Insecta" family="Gerridae" genus="Eotrechus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eotrechus elongatus" order="Hemiptera" pageId="0" pageNumber="69" phylum="Arthropoda" rank="species" species="elongatus">Eotrechus elongatus</taxonomicName>
Vitheepradit &amp; Sites, 2007: 8-12, figs 2, 6-8 (type locality: Phu Hin Rongkla National Park, Phitsanulok Province, Thailand).
</paragraph>
<paragraph pageId="0" pageNumber="69">
<taxonomicName authorityName="Vitheepradit &amp; Sites" authorityYear="2007" class="Insecta" family="Gerridae" genus="Eotrechus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eotrechus elongatus" order="Hemiptera" pageId="0" pageNumber="69" phylum="Arthropoda" rank="species" species="elongatus">Eotrechus elongatus</taxonomicName>
:
<bibRefCitation DOI="https://doi.org/10.11646/zootaxa.3860.1.2" author="Nakthong, LA" journalOrPublisher="Zootaxa" pageId="0" pageNumber="69" pagination="47 - 63" refId="B9" refString="Nakthong, LA, Vitheepradit, A, Sites, RW, 2014. Key to the species of Eotrechinae (Hemiptera: Heteroptera: Gerridae) of Thailand and review of the fauna of the Phetchabun mountain range. Zootaxa 3860 (1): 47 - 63, DOI: https://doi.org/10.11646/zootaxa.3860.1.2" title="Key to the species of Eotrechinae (Hemiptera: Heteroptera: Gerridae) of Thailand and review of the fauna of the Phetchabun mountain range." url="https://doi.org/10.11646/zootaxa.3860.1.2" volume="3860" year="2014">Nakthong et al. (2014</bibRefCitation>
: 59, figs 36, 40) (key, diagnosis, notes).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="69" type="materials_examined">
<paragraph pageId="0" pageNumber="69">Material examined.</paragraph>
<paragraph pageId="0" pageNumber="69">
<materialsCitation collectingDate="2003-05-06" collectorName="Vitheepradit, Prommi, Ferro" country="Thailand" elevation="1190" latitude="16.983334" location="Nam Tok Romglao" longLatPrecision="1280" longitude="101.0" municipality="Phu Hin Rongkla National Park" specimenCount="♂" stateProvince="Phitsanulok Province" typeStatus="Holotype">
<emphasis bold="true" italics="true" pageId="0" pageNumber="69">
<typeStatus>Holotype</typeStatus>
</emphasis>
:
<collectingCountry name="Thailand">Thailand</collectingCountry>
<specimenCount></specimenCount>
(macropterous);
<collectingRegion country="Thailand" name="Phitsanulok">Phitsanulok Province</collectingRegion>
,
<collectingMunicipality>Phu Hin Rongkla National Park</collectingMunicipality>
,
<location LSID="urn:lsid:plazi:treatment:1E72CD57079A56E88EABABFF3F06AA8E:711C6586C10821031BFDB0593AEE7E79" country="Thailand" latitude="16.983334" longLatPrecision="1280" longitude="101.0" municipality="Phu Hin Rongkla National Park" name="Nam Tok Romglao" stateProvince="Phitsanulok Province">Nam Tok Romglao</location>
, rock face;
<geoCoordinate degrees="16" direction="north" minutes="59" orientation="latitude" precision="925" value="16.983334">16°59'N</geoCoordinate>
,
<geoCoordinate degrees="101" direction="east" minutes="00" orientation="longitude" precision="925" value="101.0">101°00'E</geoCoordinate>
;
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.19" unit="m" value="1190.0">
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.19" unit="m" value="1190.0">1190 m</quantity>
a.s.l.
</elevation>
;
<collectingDate value="2003-05-06">6 May 2003</collectingDate>
;
<collectorName>Vitheepradit</collectorName>
,
<collectorName>Prommi</collectorName>
,
<collectorName>Ferro</collectorName>
leg.; L-507; UMC.
</materialsCitation>
</paragraph>
<paragraph pageId="0" pageNumber="69">
<materialsCitation collectingDate="2023-01-01" collectingDateMax="2023-12-31" collectingDateMin="2023-01-01" country="Thailand" location="Thailand" specimenCount="17" specimenCount-female="7" specimenCount-male="10" typeStatus="Paratypes">
<emphasis bold="true" italics="true" pageId="0" pageNumber="69">
<typeStatus>Paratypes</typeStatus>
</emphasis>
:
<collectingCountry name="Thailand">Thailand</collectingCountry>
<specimenCount type="male">10 ♂♂</specimenCount>
,
<specimenCount type="female">7 ♀♀</specimenCount>
(macropterous); same locality data as
<typeStatus>holotype</typeStatus>
; UMC
</materialsCitation>
; •
<materialsCitation collectingDate="2023-01-01" collectingDateMax="2023-12-31" collectingDateMin="2023-01-01" country="Thailand" specimenCount="2" specimenCount-female="1" specimenCount-male="1" typeStatus="holotype">
<specimenCount type="male">1 ♂</specimenCount>
,
<specimenCount type="female">1 ♀</specimenCount>
(macropterous); same locality data as
<typeStatus>holotype</typeStatus>
; ZRC
</materialsCitation>
<materialsCitation collectingDate="2002-08-23" collectingDateMax="2023-12-31" collectingDateMin="2023-01-01" country="Thailand" specimenCount="1" specimenCount-male="1" typeStatus="paratype">
<specimenCount type="male">1 ♂</specimenCount>
(apterous); same locality as preceding;
<collectingDate value="2002-08-23">23 Aug. 2002</collectingDate>
; CMU team leg.; UMC
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="69" type="materials_examined">
<paragraph pageId="0" pageNumber="69">Other material.</paragraph>
<paragraph pageId="0" pageNumber="69">
<materialsCitation collectingDate="2023-01-01" collectingDateMax="2023-12-31" collectingDateMin="2023-01-01" country="Thailand" location="Thailand" specimenCount="1" specimenCount-male="1">
<collectingCountry name="Thailand">Thailand</collectingCountry>
<specimenCount type="male">1 ♂</specimenCount>
(apterous)
</materialsCitation>
,
<materialsCitation collectingDate="2002-04-22" collectorName="Team" country="Thailand" elevation="1190" latitude="16.983334" location="Romglao Waterfall" longLatPrecision="1280" longitude="101.0" municipality="Phu Hin Rongkla National Park" specimenCount="2" specimenCount-female="1" specimenCount-male="1" stateProvince="Phitsanulok Province">
<specimenCount type="male">1 ♂</specimenCount>
,
<specimenCount type="female">1 ♀</specimenCount>
(macropterous);
<collectingRegion country="Thailand" name="Phitsanulok">Phitsanulok Province</collectingRegion>
,
<collectingMunicipality>Phu Hin Rongkla National Park</collectingMunicipality>
,
<location LSID="urn:lsid:plazi:treatment:1E72CD57079A56E88EABABFF3F06AA8E:1E8E3C1A50B7E3D464F4DD638332CA16" country="Thailand" latitude="16.983334" longLatPrecision="1280" longitude="101.0" municipality="Phu Hin Rongkla National Park" name="Romglao Waterfall" stateProvince="Phitsanulok Province">Romglao Waterfall</location>
;
<geoCoordinate degrees="16" direction="north" minutes="59" orientation="latitude" precision="925" value="16.983334">16°59'N</geoCoordinate>
,
<geoCoordinate degrees="101" direction="east" minutes="00" orientation="longitude" precision="925" value="101.0">101°00'E</geoCoordinate>
;
<elevation metricMagnitude="3" metricUnit="m" metricValue="1.19" unit="m" value="1190.0">
<quantity metricMagnitude="3" metricUnit="m" metricValue="1.19" unit="m" value="1190.0">1190 m</quantity>
a.s.l.
</elevation>
;
<collectingDate value="2002-04-22">22 Apr. 2002</collectingDate>
; CMU
<collectorName>Team</collectorName>
leg.; UMC
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="69" type="diagnosis">
<paragraph pageId="0" pageNumber="69">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="69">
Size: macropterous males, length 8.56-9.28, width 2.36-2.48; macropterous females, length 9.12-9.52, width 2.64-2.72. Ventral side of head mainly dark-brown (in both sexes). Mesosternum ca. 2.7
<normalizedToken originalValue="×">x</normalizedToken>
(male) and 2.8
<normalizedToken originalValue="×">x</normalizedToken>
(female) length of metasternum. Male: fore femur incrassate, slightly constricted before apex, basal part with broad tubercle bearing patch of minute, dark setae, flexor side of femur with a row of ca. 10 long, stiff setae; fore tibia almost straight, slightly more slender at distal half, long, stiff setae scattered on exterior side and denser at distal part (Fig.
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Eotrechus elongatus (A-E) and E. siamensis (F-I), males. A, B, F. Right fore leg (A, F. Ventral view; B. Dorsal view); C, G. Genital capsule, lateral view; D, H. Pygophore, dorsal view; E, I. Proctiger, dorsal view (A, B, F. Same scale; C-E, G-I. Same scale)." figureDoi="10.3897/dez.70.97117.figure15" httpUri="https://binary.pensoft.net/fig/826104" pageId="0" pageNumber="69">15A, B</figureCitation>
); abdominal sternum VII broadly depressed, slightly longer than two preceding sterna combined, posterior margin broadly emarginated into a notch about one-third of sternum VII length. Male genitalia (Fig.
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Eotrechus elongatus (A-E) and E. siamensis (F-I), males. A, B, F. Right fore leg (A, F. Ventral view; B. Dorsal view); C, G. Genital capsule, lateral view; D, H. Pygophore, dorsal view; E, I. Proctiger, dorsal view (A, B, F. Same scale; C-E, G-I. Same scale)." figureDoi="10.3897/dez.70.97117.figure15" httpUri="https://binary.pensoft.net/fig/826104" pageId="0" pageNumber="69">15C-E</figureCitation>
): venter of abdominal segment VIII longer than sternum VII, posterior margin angular medially; pygophore with lateral tubercle indistinct, caudal projection plate-like, narrow, and tapering towards apex, directed dorsad; paramere small, ovoid; proctiger with small lateral lobes not reaching tip of median lobe in dorsal view, posteroventral surface with patch of long, brush-like setae. Female: fore leg more slender than that of male; fore femur without basal tubercle, with 16-18 long stiff setae along flexor side; fore tibia similar to male; abdomen, in lateral view, tapering towards apex; sternum VII about as long as two preceding sterna combined, not enclosing the genitalia.
</paragraph>
<caption doi="10.3897/dez.70.97117.figure15" httpUri="https://binary.pensoft.net/fig/826104" pageId="0" pageNumber="69" start="Figure 15" startId="F15">
<paragraph pageId="0" pageNumber="69">
<emphasis bold="true" pageId="0" pageNumber="69">Figure 15.</emphasis>
<taxonomicName authorityName="Vitheepradit &amp; Sites" authorityYear="2007" class="Insecta" family="Gerridae" genus="Eotrechus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eotrechus elongatus" order="Hemiptera" pageId="0" pageNumber="69" phylum="Arthropoda" rank="species" species="elongatus">
<emphasis italics="true" pageId="0" pageNumber="69">Eotrechus elongatus</emphasis>
</taxonomicName>
(
<emphasis bold="true" pageId="0" pageNumber="69">A-E</emphasis>
) and
<taxonomicName lsidName="E. siamensis" pageId="0" pageNumber="69" rank="species" species="siamensis">
<emphasis italics="true" pageId="0" pageNumber="69">E. siamensis</emphasis>
</taxonomicName>
(
<emphasis bold="true" pageId="0" pageNumber="69">F-I</emphasis>
), males.
<emphasis bold="true" pageId="0" pageNumber="69">A, B, F.</emphasis>
Right fore leg (
<emphasis bold="true" pageId="0" pageNumber="69">A, F.</emphasis>
Ventral view;
<emphasis bold="true" pageId="0" pageNumber="69">B.</emphasis>
Dorsal view);
<emphasis bold="true" pageId="0" pageNumber="69">C, G.</emphasis>
Genital capsule, lateral view;
<emphasis bold="true" pageId="0" pageNumber="69">D, H.</emphasis>
Pygophore, dorsal view;
<emphasis bold="true" pageId="0" pageNumber="69">E, I.</emphasis>
Proctiger, dorsal view (
<emphasis bold="true" pageId="0" pageNumber="69">A, B, F.</emphasis>
Same scale;
<emphasis bold="true" pageId="0" pageNumber="69">C-E, G-I.</emphasis>
Same scale).
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="69" type="remarks">
<paragraph pageId="0" pageNumber="69">Remarks.</paragraph>
<paragraph pageId="0" pageNumber="69">
In the female, relative lengths of mesosternum to metasternum is 2.76: 1.00, not 1.83: 1.00 as measured by
<bibRefCitation author="Vitheepradit, A" journalOrPublisher="Zootaxa" pageId="0" pageNumber="69" pagination="1 - 19" publicationUrl="https://www.mapress.com/zootaxa/2007f/zt01478p019.pdf" refId="B19" refString="Vitheepradit, A, Sites, RW, 2007. A review of Eotrechus Kirkaldy (Hemiptera: Heteroptera: Gerridae) of Thailand with descriptions of three new species. Zootaxa 1478: 1 - 19, https://www.mapress.com/zootaxa/2007f/zt01478p019.pdf" title="A review of Eotrechus Kirkaldy (Hemiptera: Heteroptera: Gerridae) of Thailand with descriptions of three new species." url="https://www.mapress.com/zootaxa/2007f/zt01478p019.pdf" volume="1478" year="2007">Vitheepradit and Sites (2007)</bibRefCitation>
. For comparative notes, see Remarks for
<taxonomicName lsidName="E. fansipan" pageId="0" pageNumber="69" rank="species" species="fansipan">
<emphasis italics="true" pageId="0" pageNumber="69">E. fansipan</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="69" type="distribution">
<paragraph pageId="0" pageNumber="69">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="69">
Thailand: Phitsanulok (
<bibRefCitation author="Vitheepradit, A" journalOrPublisher="Zootaxa" pageId="0" pageNumber="69" pagination="1 - 19" publicationUrl="https://www.mapress.com/zootaxa/2007f/zt01478p019.pdf" refId="B19" refString="Vitheepradit, A, Sites, RW, 2007. A review of Eotrechus Kirkaldy (Hemiptera: Heteroptera: Gerridae) of Thailand with descriptions of three new species. Zootaxa 1478: 1 - 19, https://www.mapress.com/zootaxa/2007f/zt01478p019.pdf" title="A review of Eotrechus Kirkaldy (Hemiptera: Heteroptera: Gerridae) of Thailand with descriptions of three new species." url="https://www.mapress.com/zootaxa/2007f/zt01478p019.pdf" volume="1478" year="2007">Vitheepradit and Sites 2007</bibRefCitation>
) (Fig.
<figureCitation captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Distribution records of species of Eotrechus. Squares represent E. kalidasa species group; circles represent E. pingae species group; triangles represent species unassigned to a group." figureDoi="10.3897/dez.70.97117.figure25" httpUri="https://binary.pensoft.net/fig/826114" pageId="0" pageNumber="69">25</figureCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>