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<document id="47C5320AF73CB2EF5DF3BDB269DE5D8D" ID-DOI="10.1649/0010-065X-72.3.531" ID-ISSN="1938-4394" ID-Zenodo-Dep="5384043" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630298097607" checkinUser="diego" docAuthor="Nápoles, Jesús Romero" docDate="2018" docId="BE29F333FFF7FF92FD177B10FD92FC74" docLanguage="en" docName="0010-065X-72.3.531.pdf" docOrigin="The Coleopterists Bulletin 72 (3)" docSource="http://dx.doi.org/10.1649/0010-065x-72.3.531" docStyle="DocumentStyle:F824235CA89CB83023C7D5789122F870.3:TheColeopBull.2017-.journal_article.1cover" docStyleId="F824235CA89CB83023C7D5789122F870" docStyleName="TheColeopBull.2017-.journal_article.1cover" docStyleVersion="3" docTitle="Megacerus (Megacerus) westcotti Romero 2018, new species" docType="treatment" docUuid="AFF721B2-4D60-4877-872C-2EAB1A9E6621" docUuidSource="ZooBank" docVersion="5" lastPageNumber="536" masterDocId="42108B4BFFF3FF94FFDD7E1EFFEDFFCB" masterDocTitle="A New Species of the Seed Beetle Genus Megacerus Fåhraeus, 1839 (Coleoptera: Bruchidae) and Redescription of Megacerus centralis (Pic), with a Key to the Mexican Species and New Host and Distribution Records" masterLastPageNumber="540" masterPageNumber="531" pageNumber="534" updateTime="1699219584340" updateUser="plazi">
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<mods:titleInfo id="1782AD0AF3572E629D8FC0868AEB30AA">
<mods:title id="6EA49AE5B20A06F64CFD4520767BB86E">A New Species of the Seed Beetle Genus Megacerus Fåhraeus, 1839 (Coleoptera: Bruchidae) and Redescription of Megacerus centralis (Pic), with a Key to the Mexican Species and New Host and Distribution Records</mods:title>
</mods:titleInfo>
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<mods:role id="7AF2125B899B4DA080992793D913FE94">
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<mods:namePart id="813D2FC8201B413BB2F05019001076DF">Nápoles, Jesús Romero</mods:namePart>
</mods:name>
<mods:typeOfResource id="5398805B23F3C6CA232E4465F6D896A3">text</mods:typeOfResource>
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<mods:title id="486482949BB9AAC9BCE045A90AD55D10">The Coleopterists Bulletin</mods:title>
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<mods:part id="4F61A2D61D44158BCE09AC2D8BAFF77D">
<mods:date id="0C102353DC488D840C95748D2923C7BA">2018</mods:date>
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<mods:number id="5CEC10AF3ED543D07E26C07282F67BBC">2018-09-20</mods:number>
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<mods:number id="D7CB08A0CD9AB274A75415D1B23E1A5C">72</mods:number>
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<mods:classification id="8F3DE80A44AA89EB1D139A041441B8A0">journal article</mods:classification>
<mods:identifier id="E077F109C61AC7B310E466B0A36C99C3" type="DOI">10.1649/0010-065X-72.3.531</mods:identifier>
<mods:identifier id="F6B9F7B3A807350FEF7E6625AE81A6FD" type="ISSN">1938-4394</mods:identifier>
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</mods:mods>
<treatment id="BE29F333FFF7FF92FD177B10FD92FC74" LSID="urn:lsid:zoobank.org:act:AFF721B2-4D60-4877-872C-2EAB1A9E6621" httpUri="http://treatment.plazi.org/id/BE29F333FFF7FF92FD177B10FD92FC74" lastPageId="6" lastPageNumber="536" pageId="4" pageNumber="534">
<subSubSection id="7E9A11AEFFF7FF90FD177B10FC36FAF5" pageId="4" pageNumber="534" type="nomenclature">
<paragraph id="363F4225FFF7FF90FD177B10FC36FAF5" blockId="4.[702,1155,1294,1422]" pageId="4" pageNumber="534">
<heading id="6D77F549FFF7FF90FD177B10FC36FAF5" centered="true" fontSize="9" level="2" pageId="4" pageNumber="534" reason="2">
<emphasis id="04F49E37FFF7FF90FD177B10FC36FAF5" bold="true" pageId="4" pageNumber="534">
<taxonomicName id="F18039A6FFF7FF90FD177B10FB9EFAE8" authority="Romero" authorityName="Romero" authorityYear="2018" box="[714,1139,1294,1315]" class="Insecta" family="Chrysomelidae" genus="Megacerus" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="534" phylum="Arthropoda" rank="species" species="westcotti" status="sp. nov." subGenus="Megacerus">
<emphasis id="04F49E37FFF7FF90FD177B10FCDAFAE8" bold="true" box="[714,823,1294,1315]" italics="true" pageId="4" pageNumber="534">Megacerus</emphasis>
(
<emphasis id="04F49E37FFF7FF90FC9B7B10FC5EFAE8" bold="true" box="[838,947,1294,1315]" italics="true" pageId="4" pageNumber="534">Megacerus</emphasis>
)
<emphasis id="04F49E37FFF7FF90FC1F7B10FBFAFAE8" bold="true" box="[962,1047,1294,1315]" italics="true" pageId="4" pageNumber="534">westcotti</emphasis>
Romero
</taxonomicName>
,
<taxonomicNameLabel id="1FC7234CFFF7FF90FCBB7B37FC36FAF5" box="[870,987,1321,1342]" pageId="4" pageNumber="534" rank="species">new species</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="7E9A11AEFFF7FF90FCB67B5AFB6EFA45" pageId="4" pageNumber="534" type="description">
<paragraph id="363F4225FFF7FF90FCB67B5AFB6EFA45" blockId="4.[702,1155,1294,1422]" pageId="4" pageNumber="534">
(
<figureCitation id="AEBB5EA0FFF7FF90FCAF7B5AFC22FA92" box="[882,975,1347,1369]" captionStart="Fig" captionStartId="5.[197,228,1711,1730]" captionTargetBox="[177,1184,537,1693]" captionTargetId="figure-162@5.[175,1190,529,1695]" captionTargetPageId="5" captionText="Fig. 1. Male Megacerus westcotti. a) Dorsal habitus, b) Lateral habitus, c) Pygidium, d) Genitalia." figureDoi="http://doi.org/10.5281/zenodo.5384045" httpUri="https://zenodo.org/record/5384045/files/figure.png" pageId="4" pageNumber="534">Fig. 1ad</figureCitation>
) zoobank.org/
<uri id="42114E27FFF7FF90FCB07B40FB6EFA45" pageId="4" pageNumber="534">
urn:lsid:zoobank.org:act:
<uuid id="422678F0FFF7FF90FD637B67FB6EFA45" box="[702,1155,1401,1422]" pageId="4" pageNumber="534">AFF721B2-4D60-4877-872C-2EAB1A9E6621</uuid>
</uri>
</paragraph>
</subSubSection>
<subSubSection id="7E9A11AEFFF7FF90FD187BBDFC02F9E9" pageId="4" pageNumber="534" type="materials_examined">
<paragraph id="363F4225FFF7FF90FD187BBDFC02F9E9" blockId="4.[685,1172,1443,1730]" pageId="4" pageNumber="534">
<emphasis id="04F49E37FFF7FF90FD187BBDFCD2FA73" bold="true" box="[709,831,1443,1464]" pageId="4" pageNumber="534">Type Series.</emphasis>
<materialsCitation id="86E84878FFF7FF90FC987BBDFC02F9E9" collectingDate="1987-12" collectionCode="CEAM, USNM" collectorName="de Alamos" country="Mexico" location="Sierra de Alamos" pageId="4" pageNumber="534" specimenCount="3" stateProvince="Sonora" typeStatus="holotype">
<typeStatus id="E93BFC87FFF7FF90FC987BBDFC70FA73" box="[837,925,1443,1464]" pageId="4" pageNumber="534" type="holotype">Holotype</typeStatus>
and
<specimenCount id="208689ACFFF7FF90FC167BBDFBBEFA73" box="[971,1107,1443,1464]" pageId="4" pageNumber="534" type="generic" typeStatus="paratypes">two paratypes</specimenCount>
:
<location id="335F14FEFFF7FF90FB817BBDFCFBFA18" LSID="urn:lsid:plazi:treatment:BE29F333FFF7FF92FD177B10FD92FC74:335F14FEFFF7FF90FB817BBDFCFBFA18" country="Mexico" name="Sierra de Alamos" pageId="4" pageNumber="534" stateProvince="Sonora">
Sierra
<collectorName id="9B7527F3FFF7FF90FD707BA0FCFBFA18" box="[685,790,1470,1491]" pageId="4" pageNumber="534">de Alamos</collectorName>
</location>
,
<collectingRegion id="F4448CC7FFF7FF90FCC27BA0FC88FA18" box="[799,869,1470,1491]" country="Mexico" name="Sonora" pageId="4" pageNumber="534">Sonora</collectingRegion>
,
<emphasis id="04F49E37FFF7FF90FCB37BA0FC3FFA18" bold="true" box="[878,978,1470,1491]" pageId="4" pageNumber="534">
<collectingCountry id="4E9702B5FFF7FF90FCB37BA0FC3FFA18" box="[878,978,1470,1491]" name="Mexico" pageId="4" pageNumber="534">MEXICO</collectingCountry>
</emphasis>
;
<date id="423E64E5FFF7FF90FC027BA0FBD5FA18" box="[991,1080,1470,1491]" bridgedPair="/" pageId="4" pageNumber="534" value="1987-12">
<collectingDate id="527A9D0DFFF7FF90FC027BA0FBD5FA18" box="[991,1080,1470,1491]" bridgedPair="/" pageId="4" pageNumber="534" value="1987-12">XII/1987</collectingDate>
</date>
, collector unknown, reared from seed of
<taxonomicName id="F18039A6FFF7FF90FC017BC6FCD2F9C3" authority="Kunth" authorityName="Kunth" class="Magnoliopsida" family="Erythroxylaceae" genus="Erythroxylum" kingdom="Plantae" order="Malpighiales" pageId="4" pageNumber="534" phylum="Tracheophyta" rank="species" species="mexicanum">
<emphasis id="04F49E37FFF7FF90FC017BC6FD1EF9C3" italics="true" pageId="4" pageNumber="534">Erythroxylum mexicanum</emphasis>
Kunth
</taxonomicName>
(
<typeStatus id="E93BFC87FFF7FF90FC8B7BEDFC47F9C3" box="[854,938,1523,1544]" pageId="4" pageNumber="534" type="holotype">holotype</typeStatus>
and
<specimenCount id="208689ACFFF7FF90FC337BEDFB9FF9C3" box="[1006,1138,1523,1544]" pageId="4" pageNumber="534" type="generic" typeStatus="paratype">one paratype</specimenCount>
at
<collectionCode id="5091DAE0FFF7FF90FD707813FD19F9E9" box="[685,756,1549,1570]" country="Mexico" httpUri="http://grbio.org/cool/ff28-ftqi" name="Centro de Entomologica y Acarologia" pageId="4" pageNumber="534">CEAM</collectionCode>
,
<specimenCount id="208689ACFFF7FF90FCDD7813FC96F9E9" box="[768,891,1549,1570]" pageId="4" pageNumber="534" type="generic" typeStatus="paratype">one paratype</specimenCount>
at
<collectionCode id="5091DAE0FFF7FF90FC467813FC09F9E9" box="[923,996,1549,1570]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="4" pageNumber="534" type="Museum">USNM</collectionCode>
).
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection id="7E9A11AEFFF7FF92FD187836FEBDFDFB" lastPageId="6" lastPageNumber="536" pageId="4" pageNumber="534" type="description">
<paragraph id="363F4225FFF7FF92FD187836FD92FDDE" blockId="4.[685,1172,1443,1730]" lastBlockId="6.[151,639,194,959]" lastPageId="6" lastPageNumber="536" pageId="4" pageNumber="534">
<emphasis id="04F49E37FFF7FF90FD187836FC99F9F6" bold="true" box="[709,884,1576,1597]" pageId="4" pageNumber="534">Description. Male</emphasis>
(
<figureCitation id="AEBB5EA0FFF7FF90FCA37836FC3BF9F6" box="[894,982,1576,1598]" captionStart="Fig" captionStartId="5.[197,228,1711,1730]" captionTargetBox="[177,1184,537,1693]" captionTargetId="figure-162@5.[175,1190,529,1695]" captionTargetPageId="5" captionText="Fig. 1. Male Megacerus westcotti. a) Dorsal habitus, b) Lateral habitus, c) Pygidium, d) Genitalia." figureDoi="http://doi.org/10.5281/zenodo.5384045" httpUri="https://zenodo.org/record/5384045/files/figure.png" pageId="4" pageNumber="534">Fig. 1ad</figureCitation>
). Length (pronotumelytra)
<quantity id="F178EFC0FFF7FF90FD2C785DFC90F993" box="[753,893,1602,1624]" metricMagnitude="-3" metricUnit="m" metricValue="2.9" metricValueMax="3.05" metricValueMin="2.75" pageId="4" pageNumber="534" unit="mm" value="2.9" valueMax="3.05" valueMin="2.75">2.753.05 mm</quantity>
; width
<quantity id="F178EFC0FFF7FF90FC1B785DFBBFF993" box="[966,1106,1602,1624]" metricMagnitude="-3" metricUnit="m" metricValue="1.6099999999999999" metricValueMax="1.67" metricValueMin="1.55" pageId="4" pageNumber="534" unit="mm" value="1.6099999999999999" valueMax="1.67" valueMin="1.55">1.551.67 mm</quantity>
; maximum thoracic depth
<quantity id="F178EFC0FFF7FF90FCA27843FBFCF9B9" box="[895,1041,1629,1651]" metricMagnitude="-3" metricUnit="m" metricValue="1.625" metricValueMax="1.75" metricValueMin="1.5" pageId="4" pageNumber="534" unit="mm" value="1.625" valueMax="1.75" valueMin="1.5">1.501.75 mm</quantity>
.
<emphasis id="04F49E37FFF7FF90FBC27843FD05F946" bold="true" pageId="4" pageNumber="534">Integument color:</emphasis>
Body reddish brown, except head, antenna, a transverse mesal spot on pronotum, 3 spots on external margin on elytra and 2 indistinct areas on internal margin, metacoxa, ventral portion of metafemur, and 2 pygidial anteapical lateral spots black.
<emphasis id="04F49E37FFF6FF91FDEA7EC2FD7EFF3A" bold="true" box="[567,659,220,241]" pageId="5" pageNumber="535">Vestiture:</emphasis>
Body with white pubescence, with scattered spots of yellowish setae; pygidium with white setae forming a dense, triangular, median, basal spot; spiracular areas not glabrous, clothed with whitish setae.
<emphasis id="04F49E37FFF6FF91FDC17F59FDBAFE97" bold="true" box="[540,599,327,348]" pageId="5" pageNumber="535">Head:</emphasis>
Short, constricted behind eyes; densely micropunctulate; frons very narrow with a strong median carina; ocular sinus 0.350.48X width of eye, posterior margin of eye protruding from adjacent surfaces; antennae pectinate from 4
<superScript id="C1F5EF6DFFF6FF91FEC37FD9FEC1FE1E" attach="left" box="[286,300,455,469]" fontSize="6" pageId="5" pageNumber="535">th</superScript>
antennomere.
<emphasis id="04F49E37FFF6FF91FE607FD2FDC0FE2A" bold="true" box="[445,557,460,481]" pageId="5" pageNumber="535">Prothorax:</emphasis>
Pronotum subconical, without lateral carina; disc convex, densely foveolate; prosternal process narrow, triangular, acute.
<emphasis id="04F49E37FFF6FF91FD1E7EE9FC51FEC7" bold="true" box="[707,956,247,268]" pageId="5" pageNumber="535">Meso- and metathoraces:</emphasis>
Scutellum square, bidentate apically; elytral striae with large punctures slightly wider than striae; striae 16 reaching elytral base, 7 reaching middle of humerus, 810 reaching humeral base; mesepimeron foveolate; metepisternum punctate with scattered foveolae and a dorsal curved carina; elytra with salient humeri.
<emphasis id="04F49E37FFF6FF91FC207F89FBDBFE67" bold="true" box="[1021,1078,407,428]" pageId="5" pageNumber="535">Legs:</emphasis>
Metacoxa densely foveolate; metafemur moderately swollen, ventral carinae obsolete; internal ventral margin with very small subapical spine; metatibia straight, enlarged, with dorsomesal and ventral carinae, lateral and ventrolateral carinae obsolete; mucro longer than lateral coronal denticle.
<emphasis id="04F49E37FFF5FF92FE557F0FFE1CFEED" bold="true" box="[392,497,273,294]" pageId="6" pageNumber="536">Abdomen:</emphasis>
More or less telescoped, 5
<superScript id="C1F5EF6DFFF5FF92FECD7F39FEF3FEFE" attach="left" box="[272,286,295,309]" fontSize="6" pageId="6" pageNumber="536">th</superScript>
sternite deeply emarginate; pygidium vertical with scattered foveolae.
<emphasis id="04F49E37FFF5FF92FE117F58FDC3FE90" bold="true" box="[460,558,326,347]" pageId="6" pageNumber="536">Genitalia:</emphasis>
Median lobe moderately long, wider at base; ventral valve triangular and deeply arcuate in lateral view; basal internal sac spinulate, with median group of about 25 spines followed by a double line of 6 spines and a basal group formed by 3 spines on each side (
<figureCitation id="AEBB5EA0FFF5FF92FDF27FD5FD9CFE2B" box="[559,625,459,480]" captionStart="Fig" captionStartId="5.[197,228,1711,1730]" captionTargetBox="[177,1184,537,1693]" captionTargetId="figure-162@5.[175,1190,529,1695]" captionTargetPageId="5" captionText="Fig. 1. Male Megacerus westcotti. a) Dorsal habitus, b) Lateral habitus, c) Pygidium, d) Genitalia." figureDoi="http://doi.org/10.5281/zenodo.5384045" httpUri="https://zenodo.org/record/5384045/files/figure.png" pageId="6" pageNumber="536">Fig.1d</figureCitation>
); lateral lobes fused, wider than apex of median lobe, with apical setae, without median flap in ventral view.
</paragraph>
<caption id="62FF12ADFFF6FF91FF1878B1FBCCF909" ID-DOI="http://doi.org/10.5281/zenodo.5384045" ID-Zenodo-Dep="5384045" box="[197,1057,1711,1730]" httpUri="https://zenodo.org/record/5384045/files/figure.png" pageId="5" pageNumber="535" startId="5.[197,228,1711,1730]" targetBox="[177,1184,537,1693]" targetPageId="5">
<paragraph id="363F4225FFF6FF91FF1878B1FBCCF909" blockId="5.[197,1057,1711,1730]" box="[197,1057,1711,1730]" pageId="5" pageNumber="535">
<emphasis id="04F49E37FFF6FF91FF1878B1FF13F909" bold="true" box="[197,254,1711,1730]" pageId="5" pageNumber="535">Fig. 1.</emphasis>
Male
<taxonomicName id="F18039A6FFF6FF91FE9878B1FE1EF90A" authorityName="Romero" authorityYear="2018" box="[325,499,1711,1729]" class="Insecta" family="Chrysomelidae" genus="Megacerus" kingdom="Animalia" order="Coleoptera" pageId="5" pageNumber="535" phylum="Arthropoda" rank="species" species="westcotti">
<emphasis id="04F49E37FFF6FF91FE9878B1FE1EF90A" box="[325,499,1711,1729]" italics="true" pageId="5" pageNumber="535">Megacerus westcotti</emphasis>
</taxonomicName>
. a) Dorsal habitus, b) Lateral habitus, c) Pygidium, d) Genitalia.
</paragraph>
</caption>
<paragraph id="363F4225FFF5FF92FF4A7C05FEBDFDFB" blockId="6.[151,639,194,959]" box="[151,336,539,560]" pageId="6" pageNumber="536">
<emphasis id="04F49E37FFF5FF92FF4A7C05FF32FDFB" bold="true" box="[151,223,539,560]" pageId="6" pageNumber="536">Female</emphasis>
. Unknown.
</paragraph>
</subSubSection>
<subSubSection id="7E9A11AEFFF5FF92FF727C2BFEA4FDAE" pageId="6" pageNumber="536" type="biology_ecology">
<paragraph id="363F4225FFF5FF92FF727C2BFEA4FDAE" blockId="6.[151,639,194,959]" pageId="6" pageNumber="536">
<emphasis id="04F49E37FFF5FF92FF727C2BFECAFD81" bold="true" box="[175,295,565,586]" pageId="6" pageNumber="536">Host Plant.</emphasis>
<taxonomicName id="F18039A6FFF5FF92FEE87C2BFEA9FDAE" authority="Kunth." authorityName="Kunth." class="Magnoliopsida" family="Erythroxylaceae" genus="Erythroxylum" kingdom="Plantae" order="Malpighiales" pageId="6" pageNumber="536" phylum="Tracheophyta" rank="species" species="mexicanum">
<emphasis id="04F49E37FFF5FF92FEE87C2BFDC2FD80" box="[309,559,565,587]" italics="true" pageId="6" pageNumber="536">Erythroxylum mexicanum</emphasis>
Kunth. (Erythroxylaceae)
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="7E9A11AEFFF5FF92FF727C75FE0FFD4B" box="[175,482,619,640]" pageId="6" pageNumber="536" type="distribution">
<paragraph id="363F4225FFF5FF92FF727C75FE0FFD4B" blockId="6.[151,639,194,959]" box="[175,482,619,640]" pageId="6" pageNumber="536">
<emphasis id="04F49E37FFF5FF92FF727C75FEDDFD4B" bold="true" box="[175,304,619,640]" pageId="6" pageNumber="536">Distribution.</emphasis>
<collectingCountry id="4E9702B5FFF5FF92FEE57C75FE6DFD4B" box="[312,384,619,640]" name="Mexico" pageId="6" pageNumber="536">Mexico</collectingCountry>
(
<collectingRegion id="F4448CC7FFF5FF92FE527C75FE3AFD4B" box="[399,471,619,640]" country="Mexico" name="Sonora" pageId="6" pageNumber="536">Sonora</collectingRegion>
).
</paragraph>
</subSubSection>
<subSubSection id="7E9A11AEFFF5FF92FF727C9BFE82FD21" pageId="6" pageNumber="536" type="etymology">
<paragraph id="363F4225FFF5FF92FF727C9BFE82FD21" blockId="6.[151,639,194,959]" pageId="6" pageNumber="536">
<emphasis id="04F49E37FFF5FF92FF727C9BFECFFD51" bold="true" box="[175,290,645,666]" pageId="6" pageNumber="536">Etymology.</emphasis>
This species is dedicated to Richard L. Westcott, a friend of the author and a great collector. We shared field trips full of exciting experiences many times.
</paragraph>
</subSubSection>
<subSubSection id="7E9A11AEFFF5FF92FF727CEEFD92FC74" pageId="6" pageNumber="536" type="diagnosis">
<paragraph id="363F4225FFF5FF92FF727CEEFD92FC74" blockId="6.[151,639,194,959]" pageId="6" pageNumber="536">
<emphasis id="04F49E37FFF5FF92FF727CEEFEF8FCCE" bold="true" box="[175,277,752,773]" pageId="6" pageNumber="536">Diagnosis.</emphasis>
This species is near
<taxonomicName id="F18039A6FFF5FF92FE207CEEFD93FCCE" baseAuthorityName="Casey" baseAuthorityYear="1884" box="[509,638,751,773]" class="Insecta" family="Chrysomelidae" genus="Megacerus" kingdom="Animalia" order="Coleoptera" pageId="6" pageNumber="536" phylum="Arthropoda" rank="species" species="cubiculus">
<emphasis id="04F49E37FFF5FF92FE207CEEFD93FCCE" box="[509,638,751,773]" italics="true" pageId="6" pageNumber="536">M. cubiculus</emphasis>
</taxonomicName>
within the subgenus
<taxonomicName id="F18039A6FFF5FF92FEB87D14FE21FCD4" authorityName="Fahraeus" authorityYear="1839" box="[357,460,778,799]" class="Insecta" family="Chrysomelidae" genus="Megacerus" kingdom="Animalia" order="Coleoptera" pageId="6" pageNumber="536" phylum="Arthropoda" rank="genus">
<emphasis id="04F49E37FFF5FF92FEB87D14FE21FCD4" box="[357,460,778,799]" italics="true" pageId="6" pageNumber="536">Megacerus</emphasis>
</taxonomicName>
, which is characterized by having 2227 spines in the internal sac of the male genitalia and only one pair of spines posteriorly. In contrast,
<taxonomicName id="F18039A6FFF5FF92FE837D44FE3EFCA4" authorityName="Romero" authorityYear="2018" box="[350,467,858,879]" class="Insecta" family="Chrysomelidae" genus="Megacerus" kingdom="Animalia" order="Coleoptera" pageId="6" pageNumber="536" phylum="Arthropoda" rank="species" species="westcotti">
<emphasis id="04F49E37FFF5FF92FE837D44FE3EFCA4" box="[350,467,858,879]" italics="true" pageId="6" pageNumber="536">M. westcotti</emphasis>
</taxonomicName>
has more spines, about 43, and the posterior spines are grouped into two groups of three.
<taxonomicName id="F18039A6FFF5FF92FEB77D91FDEFFC6F" box="[362,514,911,932]" class="Magnoliopsida" family="Erythroxylaceae" kingdom="Plantae" order="Malpighiales" pageId="6" pageNumber="536" phylum="Tracheophyta" rank="family">Erythroxylaceae</taxonomicName>
represents a new host family for both the genus and the subfamily.
</paragraph>
</subSubSection>
</treatment>
</document>