treatments-xml/data/82/80/28/828028F109E0CBEF86DD91D5966B7F5B.xml
2024-06-21 12:42:09 +02:00

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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.387.6672" ID-GBIF-Dataset="8150386d-e594-4fb0-a42d-7727ed7ee296" ID-PMC="PMC3970057" ID-Pensoft-Pub="1313-2970-387-11" ID-PubMed="24693217" ID-ZBK="5006765F4CF945B9B57E4E5B700EE1CA" ModsDocAuthor="" ModsDocDate="2014" ModsDocID="1313-2970-387-11" ModsDocOrigin="ZooKeys 387" ModsDocTitle="Revision of the Chaetocnema picipes species-group (Coleoptera, Chrysomelidae, Galerucinae, Alticini) in China, with descriptions of three new species" checkinTime="1451246194308" checkinUser="pensoft" docAuthor="Ruan, Yongying, Konstantinov, Alexander S., Ge, Siqin &amp; Yang, Xingke" docDate="2014" docId="828028F109E0CBEF86DD91D5966B7F5B" docLanguage="en" docName="ZooKeys 387: 11-32" docOrigin="ZooKeys 387" docSource="http://dx.doi.org/10.3897/zookeys.387.6672" docTitle="Chaetocnema (Chaetocnema) picipes Stephens 1831" docType="treatment" docVersion="3" lastPageNumber="16" masterDocId="FD372320FF899302FFA4FF97FFA52173" masterDocTitle="Revision of the Chaetocnema picipes species-group (Coleoptera, Chrysomelidae, Galerucinae, Alticini) in China, with descriptions of three new species" masterLastPageNumber="32" masterPageNumber="11" pageNumber="13" updateTime="1668157900292" updateUser="ExternalLinkService">
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<mods:title>Revision of the Chaetocnema picipes species-group (Coleoptera, Chrysomelidae, Galerucinae, Alticini) in China, with descriptions of three new species</mods:title>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Ruan, Yongying</mods:namePart>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Konstantinov, Alexander S.</mods:namePart>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Ge, Siqin</mods:namePart>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Yang, Xingke</mods:namePart>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>ZooKeys</mods:title>
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<mods:date>2014</mods:date>
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<mods:number>387</mods:number>
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<treatment ID-GBIF-Taxon="152051534" LSID="urn:lsid:plazi:treatment:828028F109E0CBEF86DD91D5966B7F5B" httpUri="http://treatment.plazi.org/id/828028F109E0CBEF86DD91D5966B7F5B" lastPageId="5" lastPageNumber="16" pageId="2" pageNumber="13">
<subSubSection pageId="2" pageNumber="13" type="nomenclature">
<paragraph pageId="2" pageNumber="13">
<taxonomicName LSID="http://species-id.net/wiki/Chaetocnema_picipes" authority="Stephens, 1831" authorityName="Stephens" authorityYear="1831" class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema (Chaetocnema) picipes" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="picipes" subGenus="Chaetocnema">Chaetocnema (Chaetocnema) picipes Stephens, 1831</taxonomicName>
Fig. 1
</paragraph>
</subSubSection>
<subSubSection pageId="2" pageNumber="13" type="reference_group">
<paragraph pageId="2" pageNumber="13">
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema picipes" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="picipes">Chaetocnema picipes</taxonomicName>
Stephens, 1831: 327 (type locality: England,
<normalizedToken originalValue="“London”">&quot;London&quot;</normalizedToken>
and &quot;Bottisham, Suffolk&quot;; type depository: BMNH; lectotype designated by
<bibRefCitation author="Booth, RG" journalOrPublisher="Coleopterist" pageId="19" pageNumber="30" pagination="85 - 89" title="Chaetocnema picipes Stephens (Chrysomelidae: Alticinae) in Britain." volume="6" year="1997">Booth and Owen 1997</bibRefCitation>
: 88).
</paragraph>
<paragraph pageId="2" pageNumber="13">
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema chalceola" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="chalceola">Chaetocnema chalceola</taxonomicName>
Jacoby, 1885: 731 (type locality: Japan,
<normalizedToken originalValue="“Hosokute”">&quot;Hosokute&quot;</normalizedToken>
; type depository: BMNH; lectotype designated by
<bibRefCitation author="Konstantinov, AS" journalOrPublisher="Pensoft, Sofia" pageId="20" pageNumber="31" title="Revision of the Palearctic Chaetocnema species. (Coleoptera: Chrysomelidae: Galerucinae: Alticini)." year="2011">Konstantinov et al. 2011</bibRefCitation>
: 261);
<bibRefCitation author="Heikertinger, F" journalOrPublisher="Koleopterologische Rundschau" pageId="19" pageNumber="30" pagination="133 - 216" title="Bestimmungstabelle der palaearktischen Arten der Gattungen Podagrica Foudr., Mantura Steph. und Chaetocnema." volume="32" year="1951">Heikertinger 1951</bibRefCitation>
: 82, synonymized with
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema concinna" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="concinna">Chaetocnema concinna</taxonomicName>
.
</paragraph>
<paragraph pageId="2" pageNumber="13">
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema laevicollis" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="laevicollis">Chaetocnema laevicollis</taxonomicName>
Thomson, 1866: 229 (type locality: Sweden,
<normalizedToken originalValue="“Småland”">&quot;Smaland&quot;</normalizedToken>
; type depository: NHRS);
<bibRefCitation author="Heikertinger, F" journalOrPublisher="Koleopterologische Rundschau" pageId="19" pageNumber="30" pagination="133 - 216" title="Bestimmungstabelle der palaearktischen Arten der Gattungen Podagrica Foudr., Mantura Steph. und Chaetocnema." volume="32" year="1951">Heikertinger 1951</bibRefCitation>
: 211, synonymized.
</paragraph>
<paragraph pageId="2" pageNumber="13">
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema nitidicollis" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="nitidicollis">Chaetocnema nitidicollis</taxonomicName>
Jacobson, 1902: 91 (as variety of
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema concinna" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="concinna">Chaetocnema concinna</taxonomicName>
; type locality: Russia,
<normalizedToken originalValue="“Krasnojarsk”">&quot;Krasnojarsk&quot;</normalizedToken>
; type depository: unknown);
<bibRefCitation author="Heikertinger, F" journalOrPublisher="Koleopterologische Rundschau" pageId="19" pageNumber="30" pagination="133 - 216" title="Bestimmungstabelle der palaearktischen Arten der Gattungen Podagrica Foudr., Mantura Steph. und Chaetocnema." volume="32" year="1951">Heikertinger 1951</bibRefCitation>
: 211, synonymized.
</paragraph>
<paragraph pageId="2" pageNumber="13">
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema heikertingeri" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="heikertingeri">Chaetocnema heikertingeri</taxonomicName>
Lubischev, 1963: 863 (type locality: not given; type depository: ZMAS);
<bibRefCitation author="Booth, RG" journalOrPublisher="Coleopterist" pageId="19" pageNumber="30" pagination="85 - 89" title="Chaetocnema picipes Stephens (Chrysomelidae: Alticinae) in Britain." volume="6" year="1997">Booth and Owen 1997</bibRefCitation>
: 88, synonymized.
</paragraph>
</subSubSection>
<subSubSection pageId="2" pageNumber="13" type="distribution">
<paragraph pageId="2" pageNumber="13">Distribution.</paragraph>
<paragraph pageId="2" pageNumber="13">
Heilongjiang, Liaoning, Inner Mongolia, Beijing, Hebei, Tianjin, Shanxi, Shandong, Gansu, Qinghai, Shaanxi; Europe, North Asia (
<bibRefCitation author="Konstantinov, AS" journalOrPublisher="Pensoft, Sofia" pageId="20" pageNumber="31" title="Revision of the Palearctic Chaetocnema species. (Coleoptera: Chrysomelidae: Galerucinae: Alticini)." year="2011">Konstantinov et al. 2011</bibRefCitation>
); Madgascar (alien) (
<bibRefCitation author="Biondi, M" journalOrPublisher="European Journal of Entomology" pageId="19" pageNumber="30" pagination="233 - 248" title="Revision of the species of Chaetocnema from Madagascar (Coleoptera: Chrysomelidae: Alticinae)." url="10.14411/eje.2001.040" volume="98" year="2001">Biondi 2001</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="2" pageNumber="13" type="host plants">
<paragraph pageId="2" pageNumber="13">Host plants.</paragraph>
<paragraph pageId="2" pageNumber="13">
<taxonomicName class="Magnoliopsida" family="Polygonaceae" genus="Polygonum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Polygonum persicaria" order="Caryophyllales" pageId="2" pageNumber="13" phylum="Tracheophyta" rank="species" species="persicaria">Polygonum persicaria</taxonomicName>
Linn. (
<taxonomicName genus="Polygonaceae" lsidName="Polygonaceae" pageId="2" pageNumber="13" rank="genus">Polygonaceae</taxonomicName>
),
<taxonomicName class="Magnoliopsida" family="Polygonaceae" genus="Polygonum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Polygonum aviculare" order="Caryophyllales" pageId="2" pageNumber="13" phylum="Tracheophyta" rank="species" species="aviculare">Polygonum aviculare</taxonomicName>
Linn.,
<taxonomicName class="Magnoliopsida" family="Brassicaceae" genus="Brassica" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Brassica rapa" order="Brassicales" pageId="2" pageNumber="13" phylum="Tracheophyta" rank="species" species="rapa">Brassica rapa</taxonomicName>
Linn. (
<taxonomicName genus="Cruciferae" lsidName="Cruciferae" pageId="2" pageNumber="13" rank="genus">Cruciferae</taxonomicName>
) (
<bibRefCitation author="Fogato, W" journalOrPublisher="Roma" pageId="19" pageNumber="30" pagination="25 - 68" title="Coleotteri Crisomelidi della brughiera di Rovasenda (Piemonte). Structura delle Zoocenosi terrestri. 1. La brughiera pedemontana. II." volumeTitle="Collana del Programma finalizzato &quot; Promozione della qualita dell Ambiente &quot;" year="1980">Fogato and Leonardi 1980</bibRefCitation>
); host plant recorded in China:
<taxonomicName class="Magnoliopsida" family="Polygonaceae" genus="Polygonum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Polygonum aviculare" order="Caryophyllales" pageId="2" pageNumber="13" phylum="Tracheophyta" rank="species" species="aviculare">Polygonum aviculare</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection pageId="2" pageNumber="13" type="diagnosis">
<paragraph pageId="2" pageNumber="13">Diagnosis.</paragraph>
<paragraph pageId="2" pageNumber="13">
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema picipes" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="picipes">Chaetocnema picipes</taxonomicName>
very much resembles
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema cheni" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="cheni">Chaetocnema cheni</taxonomicName>
sp. n. and
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema fortecostata" order="Coleoptera" pageId="2" pageNumber="13" phylum="Arthropoda" rank="species" species="fortecostata">Chaetocnema fortecostata</taxonomicName>
sp. n., but it can be reliably separated from them by the shape of the aedeagus (obcordate on the apex in ventral view and narrow in lateral view) and the copperish color of the body.
</paragraph>
</subSubSection>
<subSubSection lastPageId="4" lastPageNumber="15" pageId="2" pageNumber="13" type="description">
<paragraph pageId="2" pageNumber="13">Description.</paragraph>
<paragraph pageId="2" pageNumber="13">
MBL = 1.67-1.96 mm; MBH = 1.60-1.80 mm; FBL = 2.01-2.27 mm; MBH = 1.90-2.09 mm; AL/BL = 0.60
<normalizedToken originalValue="±">+/-</normalizedToken>
0.05; MBW = 1.02-1.13 mm; EL/EW = 2.42-2.49; PW/PL = 1.67-1.68; EWB/PWB = 1.10
<normalizedToken originalValue="±">+/-</normalizedToken>
0.05; EWM/PWM = 1.40-1.41.
</paragraph>
<paragraph pageId="2" pageNumber="13">Color of elytra, pronotum and head consistently copperish. Antennomere 1 partly dark brown. Antennomeres 2-3 yellow. Antennomere 4 yellow or partly brown. Antennomere 5 partly brown. Remaining antennomeres black. Pro- and mesofemora brown with yellow on the apex. Metafemora brown. Tarsi brown with yellow on base of each tarsomere.</paragraph>
<paragraph pageId="3" pageNumber="14">
<pageBreakToken pageId="3" pageNumber="14" start="start">Base</pageBreakToken>
of pronotum with two short, obscure longitudinal impressions without punctures near basal margin. Deep row of large punctures at base of pronotum present on sides, lacking in middle. Pronotal base evenly convex. Lateral sides of pronotum slightly convex with maximum width near base. Anterolateral prothoracic callosity protruding laterally forming round angle. Posterolateral prothoracic callosity projects up to lateral margin of pronotum. Diameter of pronotal punctures 2 to 4 times smaller than distance between them.
</paragraph>
<paragraph pageId="4" pageNumber="15">
<pageBreakToken pageId="4" pageNumber="15" start="start">Elytra</pageBreakToken>
with convex sides. Scutellar row of punctures on elytron regular and single. Remaining rows of punctures regular. Elytral humeral calli well developed. Interspaces between rows of punctures smooth and glabrous. Two lines of minute punctures on each interspace.
</paragraph>
<paragraph pageId="4" pageNumber="15">Head hypognathous. Frontal ridge between antennal sockets narrow and convex. Frontolateral sulcus present. Suprafrontal sulcus shallow and faint or deep laterally, shallow in middle. Suprafrontal sulcus slightly concave. Orbital sulcus (above the antennal socket) deep, but rather narrow. Width of frontal ridge to width of antennal socket: 0.900-1.005. Width of orbital sulcus to width of frontolateral sulcus: 0.611-0.614. Surface of vertex sparsely and unevenly covered with 6-7 punctures near each eye. Numbers of punctures on each orbit: 2-3. Numbers of setae along frontolateral sulcus on each side: 8-10. Numbers of setae on frons (triangular area surrounded by frontolateral sulci and clypeus): 0. Numbers of setae on clypeus: 7. Numbers of setae on labrum: 6. Anterior margin of labrum slightly concave in middle.</paragraph>
<paragraph pageId="4" pageNumber="15">
First male protarsomere distinctly larger than second one. First male protarsomere, length to width ratio: 1.63-1.67. First and second male protarsomeres, length to length ratio: 2.00-2.03; width to width ratio: 1.55-1.59. First male protarsomere, width at apex to width at base: 2.58-2.64. Length of metatibia to distance between denticle and metatibial apex: 2.50-2.55. Large lateral denticle on metatibia sharp. Metatibial serration proximal to large lateral denticle present, obtuse. Metatibia proximal to denticle in dorsal view concave. First male metatarsomere, length to width ratio: 3.01-3.05. First and second male metatarsomeres, length to length ratio: 1.87-1.89. First and second male metatarsomeres, width to width ratio about 0.98. Third and fourth male metatarsomeres, length to length ratio: 1.64-1.68. Metatibia length to metafemora length: 0.81
<normalizedToken originalValue="±">+/-</normalizedToken>
0.05. Length of hind leg to length of body: 0.92
<normalizedToken originalValue="±">+/-</normalizedToken>
0.05.
</paragraph>
<paragraph pageId="4" pageNumber="15">Median lobe of aedeagus parallel-sided with apical third slightly widening. Apical part of median lobe in ventral view narrowing abruptly. Ventral longitudinal groove of median lobe absent in apical part and poorly developed in middle and basal part. Apical denticle of aedeagus in ventral view poorly differentiated, straight in lateral view. Minute transverse wrinkles on ventral side of median lobe absent. Median lobe in lateral view narrow and evenly curved. Width (in middle) to length of median lobe (in ventral view) about 0.15.</paragraph>
<paragraph pageId="4" pageNumber="15">Spermathecal receptacle pear-shaped. Spermathecal pump much shorter than receptacle. Apex of spermathecal pump cylindrical. Spermathecal pump attached to middle of receptacle top. Maximum width of receptacle situated basally. Basal part of receptacle wider than apical. Posterior sclerotization of tignum spoon-shaped, wider than mid section. Anterior sclerotization of tignum wider than mid section. Apex of vaginal palpus subdeltoid, with lateral side slightly arching. Sides of middle part of vaginal palpus (before apex) narrowing from base, slightly widening towards apex. Anterior sclerotization of vaginal palpus slightly widening anteriorly. Anterior sclerotization of vaginal palpus slightly and evenly curved along length. Anterior end of anterior sclerotization broadly rounded. Length of posterior sclerotization greater than width. Posterior sclerotization about as wide as anterior sclerotization.</paragraph>
<caption pageId="4" pageNumber="15">
<paragraph pageId="4" pageNumber="15">
Figure 1.
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema picipes" order="Coleoptera" pageId="4" pageNumber="15" phylum="Arthropoda" rank="species" species="picipes">Chaetocnema picipes</taxonomicName>
, (Qinling Mountain, Shaanxi, China). A Male habitus B Pronotum C Head D Aedeagus, ventral and lateral view E Apical part of aedeagus, dorsal view F Vaginal palpi G Spermatheca H Tignum.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="5" pageNumber="16" type="materials">
<paragraph pageId="5" pageNumber="16">
<pageBreakToken pageId="5" pageNumber="16" start="start">Materials</pageBreakToken>
</paragraph>
<paragraph pageId="5" pageNumber="16">
(all the materials preserved in IZCAS): 1, Harbin, Heilongjiang, 11.VI.1965, leg. P. M. Hammond; 2♀1♂, Fujin, Heilongjiang, 16.VIII.1970; 15♀3♂, Mishan, Heilongjiang, 11-21.VIII.1970; 10♀2♂, Molida, Daxinganling Mountains, Heilongjiang, VII-VIII.1970; 1♂, Lingyuan, Liaoning; 1♀1♂, Chifeng, Inner Mongolia, 8.VIII.1956; 1♂, Fangshan, Beijing, leg. Cong; 5, Beijing, 5.VII.1980, leg. Subai Liao; 4, Beijing, 28.VI.1980, leg. Subai Liao; 14, Zhongguancun, Beijing, 8.VI.1962, leg. Shuyong Wang; 15, Yanqing, Beijing, 1.VII.1990, leg. Shuyong Wang; 1♀2♂, Shan-hai-Kwan, Hebei, 1.IX.1906, leg. F. M. Thomson; 1♀1♂, Xinglong, Hebei, 10.VII.1963, leg. Shengqiao Jiang; 1♂, Tianjin, 26.IX.1929; 1♀, Tianjing, 11.IV.1955; 5♀4♂, Tianjing, leg. F. M. Thomson, 1904; 3♀5♂, Lishan National Reserve, Shanxi,
<geoCoordinate direction="east" orientation="longitude" precision="55" value="112.016">112.016°E</geoCoordinate>
,
<geoCoordinate direction="north" orientation="latitude" precision="55" value="35.42">35.420°N</geoCoordinate>
, alt.1560m, 26.VII.2012, leg. Yongying Ruan &amp; Zhengzhong Huang, feed on
<taxonomicName class="Magnoliopsida" family="Polygonaceae" genus="Polygonum" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Polygonum" order="Caryophyllales" pageId="5" pageNumber="16" phylum="Tracheophyta" rank="genus">Polygonum</taxonomicName>
sp.; 1♀1♂, Long-tong, Tsinanfou (Jinan), Shandong; 13♀4♂, Qiujiaba, Wenxian, Gansu, alt.2200-2350m, 29.VI.1998, leg. Shuyong Wang; 1♀, Datong, Qinghai, V.1956; 13♀28♂, Niubeiliang National Reserve, Qinling Mountain, Shaanxi, alt.1690m, 30.VI.2013, leg. Yuanyuan Lu; 4, Niubeiliang National Reserve, Qinling Mountain, Shaanxi, alt.1800m, 11.VI.2013, leg.Yongying Ruan; 5♀11♂, Haopingsi National Reserve, Qinling Mountain, Shaanxi,
<geoCoordinate direction="north" orientation="latitude" precision="55" value="34.095">34.095°N</geoCoordinate>
,
<geoCoordinate direction="east" orientation="longitude" precision="55" value="107.707">107.707°E</geoCoordinate>
, alt.1200m, 23.VIII.2013, leg. Yongying Ruan; 3♀9♂, Fengxian, Qinling Mountain, Shaanxi,
<geoCoordinate direction="north" orientation="latitude" precision="5" value="34.2352">34.2352°N</geoCoordinate>
,
<geoCoordinate direction="east" orientation="longitude" precision="5" value="106.9572">106.9572°E</geoCoordinate>
, alt.1500m, 21.VIII.2013, leg. Yongying Ruan.
</paragraph>
</subSubSection>
<subSubSection pageId="5" pageNumber="16" type="remarks">
<paragraph pageId="5" pageNumber="16">Remarks.</paragraph>
<paragraph pageId="5" pageNumber="16">
This species was recently revised by
<bibRefCitation author="Booth, RG" journalOrPublisher="Coleopterist" pageId="19" pageNumber="30" pagination="85 - 89" title="Chaetocnema picipes Stephens (Chrysomelidae: Alticinae) in Britain." volume="6" year="1997">Booth and Owen (1997)</bibRefCitation>
and
<bibRefCitation author="Konstantinov, AS" journalOrPublisher="Pensoft, Sofia" pageId="20" pageNumber="31" title="Revision of the Palearctic Chaetocnema species. (Coleoptera: Chrysomelidae: Galerucinae: Alticini)." year="2011">Konstantinov et al. (2011)</bibRefCitation>
, and we follow the species status of these two thorough revisions.
</paragraph>
<paragraph pageId="5" pageNumber="16">
We did not find any
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema picipes" order="Coleoptera" pageId="5" pageNumber="16" phylum="Arthropoda" rank="species" species="picipes">Chaetocnema picipes</taxonomicName>
specimens from South China, it seems that
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema picipes" order="Coleoptera" pageId="5" pageNumber="16" phylum="Arthropoda" rank="species" species="picipes">Chaetocnema picipes</taxonomicName>
is distributed only in the Palaearctic part of China. The southern boundary of the distribution of
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema picipes" order="Coleoptera" pageId="5" pageNumber="16" phylum="Arthropoda" rank="species" species="picipes">Chaetocnema picipes</taxonomicName>
is the Qingling Mountain which is also a southern boundary of many other Palaearctic faunistic elements (
<bibRefCitation author="Yang, XK" journalOrPublisher="Science Press, Beijing" pageId="20" pageNumber="31" title="Insect Fauna of Middle-West Qinling Range and South Mountains of Gansu Province." year="2005">Yang 2005</bibRefCitation>
). We have collected
<taxonomicName class="Insecta" family="Chrysomelidae" genus="Chaetocnema" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Chaetocnema picipes" order="Coleoptera" pageId="5" pageNumber="16" phylum="Arthropoda" rank="species" species="picipes">Chaetocnema picipes</taxonomicName>
from several places from the north slope of Qinling Mountain during several expeditions, but we did not find any from the south slope. It is also interesting that the specimens collected from Qinling Mountain look darker, the color of the body, appendages, antennomeres and male genitalia are darker than other specimens from other places of northern China.
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