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<document ID-DOI="http://dx.doi.org/10.3897/dez.68.66200" ID-GBIF-Dataset="22670907-a451-4089-a3b0-e16edba09a28" ID-GBIF-Taxon="182223090" ID-Pensoft-Pub="1860-1324-1-189" ID-Pensoft-UUID="84A6EF91377850DF803DE5E2A4062204" ID-ZooBank="F88F5F2BEC5A408E98190188E87DB024" LSID="urn:lsid:zoobank.org:act:A752C9B0-3C60-4426-AC26-F0E2DE083E0D" ModsDocID="1860-1324-1-189" checkinTime="1621365470254" checkinUser="pensoft" docAuthor="Yang, Zhen-ming, Jia, Fenglong, Jiang, Lu &amp; Guo, Qiang" docDate="2021" docId="4980FE22B34159BAA7D69E6A6542C9A2" docLanguage="en" docName="DeutEntomolZeit 68(1): 189-205" docOrigin="Deutsche Entomologische Zeitschrift 68 (1)" docPubDate="2021-05-18" docSource="http://dx.doi.org/10.3897/dez.68.66200" docTitle="Agraphydrus sabulosus Yang &amp; Jia 2021, sp. nov." docType="treatment" docUuid="A752C9B0-3C60-4426-AC26-F0E2DE083E0D" docUuidSource="ZooBank" docVersion="3" id="84A6EF91377850DF803DE5E2A4062204" lastPageNumber="189" masterDocId="84A6EF91377850DF803DE5E2A4062204" masterDocTitle="Four new species of Agraphydrus Regimbart, 1903 with additional faunastic record from China (Coleoptera, Hydrophilidae, Acidocerinae)" masterLastPageNumber="205" masterPageNumber="189" pageId="0" pageNumber="189" updateTime="1643433482859" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Four new species of Agraphydrus Regimbart, 1903 with additional faunastic record from China (Coleoptera, Hydrophilidae, Acidocerinae)</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Yang, Zhen-ming</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-7838-8605</mods:nameIdentifier>
<mods:affiliation>Institute of Entomology, Life Sciences School, Sun Yat-sen University, Guangzhou, 510275, Guangdong, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Jia, Fenglong</mods:namePart>
<mods:affiliation>Institute of Entomology, Life Sciences School, Sun Yat-sen University, Guangzhou, 510275, Guangdong, China</mods:affiliation>
<mods:nameIdentifier type="email">lssjfl@mail.sysu.edu.cn</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Jiang, Lu</mods:namePart>
<mods:affiliation>Shenzhen Wilde life Conservation Division, Shenzhen, China</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Guo, Qiang</mods:namePart>
<mods:affiliation>Shenzhen Wilde life Conservation Division, Shenzhen, China</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>2021</mods:date>
<mods:detail type="pubDate">
<mods:number>2021-05-18</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>68</mods:number>
</mods:detail>
<mods:detail type="issue">
<mods:number>1</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>189</mods:start>
<mods:end>205</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/dez.68.66200</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/dez.68.66200</mods:identifier>
<mods:identifier type="Pensoft-Pub">1860-1324-1-189</mods:identifier>
<mods:identifier type="ZooBank">F88F5F2BEC5A408E98190188E87DB024</mods:identifier>
<mods:identifier type="Pensoft-UUID">84A6EF91377850DF803DE5E2A4062204</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="182223090" LSID="urn:lsid:zoobank.org:act:A752C9B0-3C60-4426-AC26-F0E2DE083E0D" httpUri="http://treatment.plazi.org/id/4980FE22B34159BAA7D69E6A6542C9A2" lastPageNumber="189" pageId="0" pageNumber="189">
<subSubSection pageId="0" pageNumber="189" type="nomenclature">
<paragraph pageId="0" pageNumber="189">
<taxonomicName LSID="http://zoobank.org/A752C9B0-3C60-4426-AC26-F0E2DE083E0D" authority="Yang &amp; Jia" authorityName="Yang &amp; Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Agraphydrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agraphydrus sabulosus" order="Coleoptera" pageId="0" pageNumber="189" phylum="Arthropoda" rank="species" species="sabulosus" status="sp. nov.">Agraphydrus sabulosus Yang &amp; Jia</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="189">sp. nov.</taxonomicNameLabel>
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Habitus: A, B. Agraphydrus pseudoniger sp. nov. C, D. Agraphydrus sabulosus sp. nov." figureDoi="10.3897/dez.68.66200.figure2" httpUri="https://binary.pensoft.net/fig/544290" pageId="0" pageNumber="189">Figs 2C, D</figureCitation>
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Agraphydrus sabulosus sp. nov.: A. Clypeus; B. Antennae; C. Maxillary palpi; D. Mentum; E. Mesoventrite; F. Ventrite 5; G. Profemora; H. Mesofemora; I. Metafemora." figureDoi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189">; 6</figureCitation>
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Aedeagi: A. Agraphydrus dapengensis sp. nov.; B. Agraphydrus komareki sp. nov.; C. Agraphydrus pseudoniger sp. nov.; D. Agraphydrus sabulosus sp. nov." figureDoi="10.3897/dez.68.66200.figure7" httpUri="https://binary.pensoft.net/fig/544295" pageId="0" pageNumber="189">; 7D</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="189" type="type locality">
<paragraph pageId="0" pageNumber="189">Type locality.</paragraph>
<paragraph pageId="0" pageNumber="189">China, Guangdong Province, Fengkai County, Heishiding Nature Reserve.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="189" type="materials_examined">
<paragraph pageId="0" pageNumber="189">Material examined.</paragraph>
<paragraph pageId="0" pageNumber="189">
<materialsCitation collectingDate="2014-12-20" collectingDateMax="2014-12-22" collectingDateMin="2014-12-20" collectorName="Fenglong Jia, Renchao Lin, Yudan Tang" country="CHINA" latitude="23.516666" location="Heishiding Nature Reserve" longLatPrecision="1255" longitude="111.86667" municipality="Fengkai" specimenCount="1" stateProvince="Guangdong Province" typeStatus="Holotype">
<emphasis bold="true" pageId="0" pageNumber="189">
<emphasis italics="true" pageId="0" pageNumber="189">
<typeStatus>Holotype</typeStatus>
</emphasis>
:
</emphasis>
male (SYSU);
<collectingCountry name="China">CHINA</collectingCountry>
:
<collectingRegion country="China" name="Guangdong">Guangdong Province</collectingRegion>
,
<collectingMunicipality>Fengkai</collectingMunicipality>
,
<location LSID="urn:lsid:plazi:treatment:4980FE22B34159BAA7D69E6A6542C9A2:2646F503282161465AD9233EFDEA5E07" country="CHINA" latitude="23.516666" longLatPrecision="1255" longitude="111.86667" municipality="Fengkai" name="Heishiding Nature Reserve" stateProvince="Guangdong Province">Heishiding Nature Reserve</location>
, ca
<geoCoordinate degrees="23" direction="north" minutes="31" orientation="latitude" precision="925" value="23.516666">23°31'N</geoCoordinate>
,
<geoCoordinate degrees="111" direction="east" minutes="52" orientation="longitude" precision="925" value="111.86667">111°52'E</geoCoordinate>
,
<collectingDate value="2014-12-20" valueMax="2014-12-22" valueMin="2014-12-20">20-22.xii.2014</collectingDate>
,
<collectorName>Fenglong Jia</collectorName>
,
<collectorName>Renchao Lin</collectorName>
,
<collectorName>Yudan Tang</collectorName>
leg.
</materialsCitation>
<emphasis bold="true" italics="true" pageId="0" pageNumber="189">
<typeStatus>Paratypes</typeStatus>
</emphasis>
: (
<specimenCount type="generic">9 exs.</specimenCount>
, IZCAS, SYSU):
<materialsCitation collectingDate="2021-01-01" collectingDateMax="2021-12-31" collectingDateMin="2021-01-01" collectorName="Fenglong Jia &amp; Renchao Lin &amp; Yudan Tang" country="China" latitude="23.516666" location="Heishiding Nature Reserve" longLatPrecision="1255" longitude="111.86667" municipality="Fengkai" specimenCount="4" stateProvince="Guangdong" typeStatus="paratype">
<specimenCount type="generic">4 exs.</specimenCount>
, same data as holotype
</materialsCitation>
;
<materialsCitation collectingDate="2015-06-21" collectorName="Renchao Lin, Yudan Tang." country="China" elevation="846" latitude="25.919722" location="Guanggushan Nature Reserve" longLatPrecision="20" longitude="114.05112" municipality="Shangyou Country" specimenCount="5" stateProvince="Jiangxi Province" typeStatus="paratype">
<specimenCount type="generic">5 exs.</specimenCount>
,
<collectingRegion country="China" name="Jiangxi">Jiangxi Province</collectingRegion>
,
<collectingMunicipality>Shangyou Country</collectingMunicipality>
,
<location LSID="urn:lsid:plazi:treatment:4980FE22B34159BAA7D69E6A6542C9A2:DFC847EED2C31FDE16EF5F1FFF048C44" country="China" latitude="25.919722" longLatPrecision="20" longitude="114.05112" municipality="Shangyou Country" name="Guanggushan Nature Reserve" stateProvince="Jiangxi Province">Guanggushan Nature Reserve</location>
,
<quantity metricMagnitude="2" metricUnit="m" metricValue="8.459999999999999" unit="m" value="846.0">
<elevation metricMagnitude="2" metricUnit="m" metricValue="8.459999999999999" unit="m" value="846.0">846m</elevation>
</quantity>
a.s.l,
<geoCoordinate degrees="25" direction="north" minutes="55" orientation="latitude" precision="15" seconds="11" value="25.919722">25°55'11&quot;N</geoCoordinate>
,
<geoCoordinate degrees="114" direction="east" minutes="03" orientation="longitude" precision="15" seconds="04" value="114.05112">114°03'04&quot;E</geoCoordinate>
,
<collectingDate value="2015-06-21">21.vi.2015</collectingDate>
. leg.
<collectorName>Renchao Lin</collectorName>
,
<collectorName>Yudan Tang.</collectorName>
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="189" type="diagnosis">
<paragraph pageId="0" pageNumber="189">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="189">
This species is distinguished from the other species of
<taxonomicName class="Insecta" family="Hydrophilidae" genus="Agraphydrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agraphydrus" order="Coleoptera" pageId="0" pageNumber="189" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="189">Agraphydrus</emphasis>
</taxonomicName>
by the following combination of characters: labrum, clypeus and frons black; preocular spots present; clypeus entirely microsculptured; maxillary palpi with apical palpomere about 1.5
<normalizedToken originalValue="×">x</normalizedToken>
as long as the penultimate one, palpomere 4 without apical infuscation; antennae with 9 antennomeres; elytra with four irregular series of coarse punctures; meso- and metafemora pubescent in about basal 2/3; aedeagus with median lobe narrowing toward the apex; parameres with obvious subapical constriction.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="189" type="description">
<paragraph pageId="0" pageNumber="189">Description.</paragraph>
<paragraph pageId="0" pageNumber="189">
<emphasis bold="true" pageId="0" pageNumber="189">
<emphasis italics="true" pageId="0" pageNumber="189">Form and color</emphasis>
.
</emphasis>
Total length: 1.9-2.1 mm; elytral width: 1.0-1.1 mm; E.I.:1.1-1.3, P.I.:1.3-2.2, elytra 3-4
<normalizedToken originalValue="×">x</normalizedToken>
as long as pronotum. Body moderately oval, moderately broad, slightly convex dorsally. Labrum and frons black, clypeus black mesally with yellow preocular patches, as wide as eyes; maxillary palpi unicolored yellow; pronotum unicolored light yellow or dark brown mesally with light red brown margin; elytra light yellow or light yellow mesally, lateral and anterioral margin black. Ventrites black; legs light to dark brown.
</paragraph>
<paragraph pageId="0" pageNumber="189">
<emphasis bold="true" pageId="0" pageNumber="189">
<emphasis italics="true" pageId="0" pageNumber="189">Head</emphasis>
.
</emphasis>
Labrum entirely microsculptured, with several punctures at the anterior margin. Clypeus (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Agraphydrus sabulosus sp. nov.: A. Clypeus; B. Antennae; C. Maxillary palpi; D. Mentum; E. Mesoventrite; F. Ventrite 5; G. Profemora; H. Mesofemora; I. Metafemora." figureDoi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189">6A</figureCitation>
) almost entire surface covered by microsculpture, absent only from a small posterior region; ground punctures only present at the non-microsculptured area, as on frons, interspaces 1-2
<normalizedToken originalValue="×">x</normalizedToken>
as large as punctures; clypeus and frons with distinct systematic punctures. Eyes moderately large, distinctly protruding. Antennae (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Agraphydrus sabulosus sp. nov.: A. Clypeus; B. Antennae; C. Maxillary palpi; D. Mentum; E. Mesoventrite; F. Ventrite 5; G. Profemora; H. Mesofemora; I. Metafemora." figureDoi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189">6B</figureCitation>
) with nine antennomeres. Maxillary palpi (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Agraphydrus sabulosus sp. nov.: A. Clypeus; B. Antennae; C. Maxillary palpi; D. Mentum; E. Mesoventrite; F. Ventrite 5; G. Profemora; H. Mesofemora; I. Metafemora." figureDoi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189">6C</figureCitation>
) 1.2-1.5
<normalizedToken originalValue="×">x</normalizedToken>
as long as pronotum in midline, 1.0-1.1
<normalizedToken originalValue="×">x</normalizedToken>
as long as maximum width of clypeus; length ratio palpomere 4:3 =1.4-1.5, palpomere 4 asymmetrical. Mentum (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Agraphydrus sabulosus sp. nov.: A. Clypeus; B. Antennae; C. Maxillary palpi; D. Mentum; E. Mesoventrite; F. Ventrite 5; G. Profemora; H. Mesofemora; I. Metafemora." figureDoi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189">6D</figureCitation>
) with several coarse punctures in lateral portion, without microsculpture.
</paragraph>
<caption doi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189" start="Figure 6" startId="F6">
<paragraph pageId="0" pageNumber="189">
<emphasis bold="true" pageId="0" pageNumber="189">Figure 6.</emphasis>
<taxonomicName authorityName="Yang &amp; Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Agraphydrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agraphydrus sabulosus" order="Coleoptera" pageId="0" pageNumber="189" phylum="Arthropoda" rank="species" species="sabulosus">
<emphasis italics="true" pageId="0" pageNumber="189">Agraphydrus sabulosus</emphasis>
</taxonomicName>
sp. nov.:
<emphasis bold="true" pageId="0" pageNumber="189">A.</emphasis>
Clypeus;
<emphasis bold="true" pageId="0" pageNumber="189">B.</emphasis>
Antennae;
<emphasis bold="true" pageId="0" pageNumber="189">C.</emphasis>
Maxillary palpi;
<emphasis bold="true" pageId="0" pageNumber="189">D.</emphasis>
Mentum;
<emphasis bold="true" pageId="0" pageNumber="189">E.</emphasis>
Mesoventrite;
<emphasis bold="true" pageId="0" pageNumber="189">F.</emphasis>
Ventrite 5;
<emphasis bold="true" pageId="0" pageNumber="189">G.</emphasis>
Profemora;
<emphasis bold="true" pageId="0" pageNumber="189">H.</emphasis>
Mesofemora;
<emphasis bold="true" pageId="0" pageNumber="189">I.</emphasis>
Metafemora.
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="189">
<emphasis bold="true" pageId="0" pageNumber="189">
<emphasis italics="true" pageId="0" pageNumber="189">Thorax</emphasis>
.
</emphasis>
Pronotum ca. 3-4
<normalizedToken originalValue="×">x</normalizedToken>
as wide as long, pronotal ground punctures as on frons and clypeus, surface between ground punctures smooth, without microsculpture; systematic punctures distinct, located at the middle of the lateral margin. Elytral ground punctures as that on head and pronotum; systematic punctures distinct, arranged into 4 rows, mesal row not reaching anterior margin, intervals without coarse punctures. Prosternum weakly convex, not carinate medially, with a transverse groove. Mesoventrite (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Agraphydrus sabulosus sp. nov.: A. Clypeus; B. Antennae; C. Maxillary palpi; D. Mentum; E. Mesoventrite; F. Ventrite 5; G. Profemora; H. Mesofemora; I. Metafemora." figureDoi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189">6E</figureCitation>
) slightly bulged. Metaventrite with a bulge mesally, hydrofuge pubescence present on the surface, only absent from a small area on posteromedian part.
</paragraph>
<paragraph pageId="0" pageNumber="189">
<emphasis bold="true" pageId="0" pageNumber="189">
<emphasis italics="true" pageId="0" pageNumber="189">Legs</emphasis>
.
</emphasis>
Pubescence present on proximal 2/3 of femora (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Agraphydrus sabulosus sp. nov.: A. Clypeus; B. Antennae; C. Maxillary palpi; D. Mentum; E. Mesoventrite; F. Ventrite 5; G. Profemora; H. Mesofemora; I. Metafemora." figureDoi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189">6G, H, I</figureCitation>
), hairline oblique on pro- and mesofemora, straight on metafemora.
</paragraph>
<paragraph pageId="0" pageNumber="189">
<emphasis bold="true" pageId="0" pageNumber="189">
<emphasis italics="true" pageId="0" pageNumber="189">Abdomen</emphasis>
.
</emphasis>
Ventrite 5 (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Agraphydrus sabulosus sp. nov.: A. Clypeus; B. Antennae; C. Maxillary palpi; D. Mentum; E. Mesoventrite; F. Ventrite 5; G. Profemora; H. Mesofemora; I. Metafemora." figureDoi="10.3897/dez.68.66200.figure6" httpUri="https://binary.pensoft.net/fig/544294" pageId="0" pageNumber="189">6F</figureCitation>
) trapezoidal, with distinct semicircular apical emargination.
</paragraph>
<paragraph pageId="0" pageNumber="189">
<emphasis bold="true" italics="true" pageId="0" pageNumber="189">Aedeagus</emphasis>
(Fig.
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Aedeagi: A. Agraphydrus dapengensis sp. nov.; B. Agraphydrus komareki sp. nov.; C. Agraphydrus pseudoniger sp. nov.; D. Agraphydrus sabulosus sp. nov." figureDoi="10.3897/dez.68.66200.figure7" httpUri="https://binary.pensoft.net/fig/544295" pageId="0" pageNumber="189">7D</figureCitation>
). Length: 0.3 mm. The length of the phallobase 2/3
<normalizedToken originalValue="×">x</normalizedToken>
as long as the parameres, margin distinct bend toward slender, pointed manubrium. Apex of parameres obtuse, moderately flat; lateral margin is curved in basal 3/4, sunken in apical 1/4; mesal margin slanted but straight; base extending into about 1/3 of phallobase. Median lobe wide basally, narrowing toward apex, apex delicate; corona moderately large, locating at middle of the median lobe; basal apophyses slender and moderately long, slightly bending laterad; reaching the 1/3 of the phallobase.
</paragraph>
<caption doi="10.3897/dez.68.66200.figure7" httpUri="https://binary.pensoft.net/fig/544295" pageId="0" pageNumber="189" start="Figure 7" startId="F7">
<paragraph pageId="0" pageNumber="189">
<emphasis bold="true" pageId="0" pageNumber="189">Figure 7.</emphasis>
Aedeagi:
<emphasis bold="true" pageId="0" pageNumber="189">A.</emphasis>
<taxonomicName authorityName="Yang &amp; Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Agraphydrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agraphydrus dapengensis" order="Coleoptera" pageId="0" pageNumber="189" phylum="Arthropoda" rank="species" species="dapengensis">
<emphasis italics="true" pageId="0" pageNumber="189">Agraphydrus dapengensis</emphasis>
</taxonomicName>
sp. nov.;
<emphasis bold="true" pageId="0" pageNumber="189">B.</emphasis>
<taxonomicName authorityName="Yang &amp; Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Agraphydrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agraphydrus komareki" order="Coleoptera" pageId="0" pageNumber="189" phylum="Arthropoda" rank="species" species="komareki">
<emphasis italics="true" pageId="0" pageNumber="189">Agraphydrus komareki</emphasis>
</taxonomicName>
sp. nov.;
<emphasis bold="true" pageId="0" pageNumber="189">C.</emphasis>
<taxonomicName authorityName="Yang &amp; Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Agraphydrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agraphydrus pseudoniger" order="Coleoptera" pageId="0" pageNumber="189" phylum="Arthropoda" rank="species" species="pseudoniger">
<emphasis italics="true" pageId="0" pageNumber="189">Agraphydrus pseudoniger</emphasis>
</taxonomicName>
sp. nov.;
<emphasis bold="true" pageId="0" pageNumber="189">D.</emphasis>
<taxonomicName authorityName="Yang &amp; Jia" authorityYear="2021" class="Insecta" family="Hydrophilidae" genus="Agraphydrus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Agraphydrus sabulosus" order="Coleoptera" pageId="0" pageNumber="189" phylum="Arthropoda" rank="species" species="sabulosus">
<emphasis italics="true" pageId="0" pageNumber="189">Agraphydrus sabulosus</emphasis>
</taxonomicName>
sp. nov.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="189" type="etymology">
<paragraph pageId="0" pageNumber="189">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="189">This species is named after the holotype acquisition environment, which has a lot of sand.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="189" type="distribution">
<paragraph pageId="0" pageNumber="189">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="189">China (Guangdong, Jiangxi).</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="189" type="remarks">
<paragraph pageId="0" pageNumber="189">Remark.</paragraph>
<paragraph pageId="0" pageNumber="189">
This species shares almost entirely chagrinate clypeus and unicolored maxillary palpomere 4 with
<taxonomicName genus="A." lsidName="A. arduus" pageId="0" pageNumber="189" rank="species" species="arduus">
<emphasis italics="true" pageId="0" pageNumber="189">A. arduus</emphasis>
</taxonomicName>
Komarek &amp; Hebauer,
<taxonomicName genus="A." lsidName="A. annapurnensis" pageId="0" pageNumber="189" rank="species" species="annapurnensis">
<emphasis italics="true" pageId="0" pageNumber="189">A. annapurnensis</emphasis>
</taxonomicName>
Komarek,
<taxonomicName genus="A." lsidName="A. connexus" pageId="0" pageNumber="189" rank="species" species="connexus">
<emphasis italics="true" pageId="0" pageNumber="189">A. connexus</emphasis>
</taxonomicName>
Komarek &amp; Hebauer,
<taxonomicName genus="A." lsidName="A. flavonotus" pageId="0" pageNumber="189" rank="species" species="flavonotus">
<emphasis italics="true" pageId="0" pageNumber="189">A. flavonotus</emphasis>
</taxonomicName>
Komarek,
<taxonomicName genus="A." lsidName="A. gracilipalpis" pageId="0" pageNumber="189" rank="species" species="gracilipalpis">
<emphasis italics="true" pageId="0" pageNumber="189">A. gracilipalpis</emphasis>
</taxonomicName>
Komarek &amp; Hebauer,
<taxonomicName genus="A." lsidName="A. gilvus" pageId="0" pageNumber="189" rank="species" species="gilvus">
<emphasis italics="true" pageId="0" pageNumber="189">A. gilvus</emphasis>
</taxonomicName>
Komarek,
<taxonomicName genus="A." lsidName="A. igneus" pageId="0" pageNumber="189" rank="species" species="igneus">
<emphasis italics="true" pageId="0" pageNumber="189">A. igneus</emphasis>
</taxonomicName>
Komarek &amp; Hebauer,
<taxonomicName genus="A." lsidName="A. narusei" pageId="0" pageNumber="189" rank="species" species="narusei">
<emphasis italics="true" pageId="0" pageNumber="189">A. narusei</emphasis>
</taxonomicName>
Komarek,
<taxonomicName genus="A." lsidName="A. ogatai" pageId="0" pageNumber="189" rank="species" species="ogatai">
<emphasis italics="true" pageId="0" pageNumber="189">A. ogatai</emphasis>
</taxonomicName>
,
<taxonomicName genus="A." lsidName="A. orientalis" pageId="0" pageNumber="189" rank="species" species="orientalis">
<emphasis italics="true" pageId="0" pageNumber="189">A. orientalis</emphasis>
</taxonomicName>
Komarek &amp; Hebauer,
<taxonomicName genus="A." lsidName="A. reticuliceps" pageId="0" pageNumber="189" rank="species" species="reticuliceps">
<emphasis italics="true" pageId="0" pageNumber="189">A. reticuliceps</emphasis>
</taxonomicName>
Komarek &amp; Hebauer,
<taxonomicName genus="A." lsidName="A. schoenmanni" pageId="0" pageNumber="189" rank="species" species="schoenmanni">
<emphasis italics="true" pageId="0" pageNumber="189">A. schoenmanni</emphasis>
</taxonomicName>
Komarek &amp; Hebauer, and many individuals of
<taxonomicName genus="A." lsidName="A. umbrosus" pageId="0" pageNumber="189" rank="species" species="umbrosus">
<emphasis italics="true" pageId="0" pageNumber="189">A. umbrosus</emphasis>
</taxonomicName>
Komarek &amp; Hebauer. Its dorsal color is very similar to some individuals of
<taxonomicName genus="A." lsidName="A. connexus" pageId="0" pageNumber="189" rank="species" species="connexus">
<emphasis italics="true" pageId="0" pageNumber="189">A. connexus</emphasis>
</taxonomicName>
, differs from
<taxonomicName genus="A." lsidName="A. connexus" pageId="0" pageNumber="189" rank="species" species="connexus">
<emphasis italics="true" pageId="0" pageNumber="189">A. connexus</emphasis>
</taxonomicName>
by parameres with apex obtuse, moderately flat, manubrium slender and pointed (parameres with apex delicate and bluntly rounded, dorsal face connected with base of median lobe by distinct median band and the manubrium conical in the
<taxonomicName genus="A." lsidName="A. connexus" pageId="0" pageNumber="189" rank="species" species="connexus">
<emphasis italics="true" pageId="0" pageNumber="189">A. connexus</emphasis>
</taxonomicName>
). Its aedeagus is very like that of
<taxonomicName genus="A." lsidName="A. flavonotus" pageId="0" pageNumber="189" rank="species" species="flavonotus">
<emphasis italics="true" pageId="0" pageNumber="189">A. flavonotus</emphasis>
</taxonomicName>
Komarek, from which it differs by clypeus with distinct ground punctures (ground punctures obsolete on clypeus in
<taxonomicName genus="A." lsidName="A. flavonotus" pageId="0" pageNumber="189" rank="species" species="flavonotus">
<emphasis italics="true" pageId="0" pageNumber="189">A. flavonotus</emphasis>
</taxonomicName>
), four rows of systematic punctures distinct (indistinct in
<taxonomicName genus="A." lsidName="A. flavonotus" pageId="0" pageNumber="189" rank="species" species="flavonotus">
<emphasis italics="true" pageId="0" pageNumber="189">A. flavonotus</emphasis>
</taxonomicName>
), mesoventrite with moderately distinct mesal bulge (strong in
<taxonomicName genus="A." lsidName="A. flavonotus" pageId="0" pageNumber="189" rank="species" species="flavonotus">
<emphasis italics="true" pageId="0" pageNumber="189">A. flavonotus</emphasis>
</taxonomicName>
), apex of median lobe delicate and basal apophyses reaching the 1/3 of the phallobase (apex of median lobe flatly and the basal apophyses reaching half of phallobase in
<taxonomicName genus="A." lsidName="A. flavonotus" pageId="0" pageNumber="189" rank="species" species="flavonotus">
<emphasis italics="true" pageId="0" pageNumber="189">A. flavonotus</emphasis>
</taxonomicName>
). Differs from
<taxonomicName genus="A." lsidName="A. arduus" pageId="0" pageNumber="189" rank="species" species="arduus">
<emphasis italics="true" pageId="0" pageNumber="189">A. arduus</emphasis>
</taxonomicName>
and
<taxonomicName genus="A." lsidName="A. igneus" pageId="0" pageNumber="189" rank="species" species="igneus">
<emphasis italics="true" pageId="0" pageNumber="189">A. igneus</emphasis>
</taxonomicName>
by pronotum without anterolateral chagrination, parameres with apex obtuse, moderately flat, lateral margin of the parameres slightly curved and median lobe narrowing toward apex (parameres with apex delicate, bulgy, lateral margin of parameres slightly sigmoid and median lobe with blunt or flat, rarely slightly indented apex in
<taxonomicName genus="A." lsidName="A. arduus" pageId="0" pageNumber="189" rank="species" species="arduus">
<emphasis italics="true" pageId="0" pageNumber="189">A. arduus</emphasis>
</taxonomicName>
, and apex of parameres strongly inflated, lateral margin of the parameres strongly sigmoid and apex of median lobe bluntly rounded with numerous distinct setae on top in
<taxonomicName genus="A." lsidName="A. igneus" pageId="0" pageNumber="189" rank="species" species="igneus">
<emphasis italics="true" pageId="0" pageNumber="189">A. igneus</emphasis>
</taxonomicName>
).
</paragraph>
</subSubSection>
</treatment>
</document>
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