215 lines
26 KiB
XML
215 lines
26 KiB
XML
<document id="98E9ED6AE8C034FC8AE80E027A85DB9D" ID-DOI="10.5281/zenodo.10667723" ID-ISSN="1407-8619" ID-Zenodo-Dep="10667723" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1708024703615" checkinUser="felipe" docAuthor="Alekseev, Vitalii I. & Bukejs, Andris" docDate="2021" docId="ED6D0650A701FFD07F39FBE5B99CFCB3" docLanguage="en" docName="BalticJColeopterol.21.1.19-24.pdf" docOrigin="Baltic Journal of Coleopterology 21 (1)" docStyle="DocumentStyle:AA156050B09C0A4609AEA89F10CC943C.1:BalticJColeopterol.2012-2021.journal_article" docStyleId="AA156050B09C0A4609AEA89F10CC943C" docStyleName="BalticJColeopterol.2012-2021.journal_article" docStyleVersion="1" docTitle="Cathartosilvanus perkovskyi Alekseev & Bukejs 2021, sp. nov." docType="treatment" docUuid="D61C57F1-004F-476A-9D12-9CF2336D0E0D" docUuidSource="ZooBank" docVersion="2" lastPageNumber="23" masterDocId="11547E28A700FFD47C3FFFDABD77FFC4" masterDocTitle="Cathartosilvanus perkovskyi sp. nov. - first record of Silvanidae (Coleoptera: Cucujoidea) from Eocene Rovno amber" masterLastPageNumber="24" masterPageNumber="19" pageNumber="20" updateTime="1708025059789" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-NC-4.0">
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<mods:titleInfo id="FF6A5EF557E7E581A54369C2F6F6B1E4">
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<mods:title id="C026A881EFADA261B970643E2750ABEC">Cathartosilvanus perkovskyi sp. nov. - first record of Silvanidae (Coleoptera: Cucujoidea) from Eocene Rovno amber</mods:title>
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<mods:namePart id="04223A6D0C6BE4B8A431838EC925DA55">Alekseev, Vitalii I.</mods:namePart>
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<mods:namePart id="736D2467A995DE733D14E49F1EC63423">Bukejs, Andris</mods:namePart>
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<mods:title id="E6661FD73DD955308D06903DE3E1DDA5">Baltic Journal of Coleopterology</mods:title>
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</mods:titleInfo>
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<mods:part id="3EE009E000BF6E979D5B7CAB5E92CCB5">
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<mods:date id="3461B22EC7D5790AB7BDCAE3C426CB40">2021</mods:date>
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<mods:number id="46CB9942B00E2990A46D3A70FD1F137C">2021-09-30</mods:number>
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<mods:number id="6DB4D7E1BBEFC12B0B0B43004500529C">21</mods:number>
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<mods:identifier id="7EB397A49AB526D5F307359A25BD27EF" type="DOI">10.5281/zenodo.10667723</mods:identifier>
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<treatment id="ED6D0650A701FFD07F39FBE5B99CFCB3" LSID="urn:lsid:zoobank.org:act:D61C57F1-004F-476A-9D12-9CF2336D0E0D" httpUri="http://treatment.plazi.org/id/ED6D0650A701FFD07F39FBE5B99CFCB3" lastPageId="4" lastPageNumber="23" pageId="1" pageNumber="20">
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<subSubSection id="2DDEE4CDA701FFD57F39FBE5B9EFFB93" box="[774,1176,1087,1111]" pageId="1" pageNumber="20" type="nomenclature">
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<paragraph id="657BB746A701FFD57F39FBE5B9EFFB93" blockId="1.[774,1176,1087,1143]" box="[774,1176,1087,1111]" pageId="1" pageNumber="20">
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<heading id="3E33002AA701FFD57F39FBE5B9EFFB93" bold="true" box="[774,1176,1087,1111]" fontSize="10" level="2" pageId="1" pageNumber="20" reason="4">
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<emphasis id="57B06B54A701FFD57F39FBE5B9EFFB93" bold="true" box="[774,1176,1087,1111]" pageId="1" pageNumber="20">
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<taxonomicName id="A2C4CCC5A701FFD57F39FBE5B937FB93" authority="Alekseev & Bukejs, 2021" authorityName="Alekseev & Bukejs" authorityYear="2021" box="[774,1088,1087,1111]" class="Insecta" family="Silvanidae" genus="Cathartosilvanus" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="20" phylum="Arthropoda" rank="species" species="perkovskyi" status="sp. nov.">
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<emphasis id="57B06B54A701FFD57F39FBE5B937FB93" bold="true" box="[774,1088,1087,1111]" italics="true" pageId="1" pageNumber="20">Cathartosilvanus perkovskyi</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="4C83D62FA701FFD57879FBE5B9EFFB93" box="[1094,1176,1087,1111]" pageId="1" pageNumber="20" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="2DDEE4CDA701FFD57F39FB85BE0FFBB3" box="[774,888,1119,1143]" pageId="1" pageNumber="20" type="description">
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<paragraph id="657BB746A701FFD57F39FB85BE0FFBB3" blockId="1.[774,1176,1087,1143]" box="[774,888,1119,1143]" pageId="1" pageNumber="20">
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(
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<figureCitation id="FDFFABC3A701FFD57F31FB85BE07FBB3" box="[782,880,1119,1143]" captionStart-0="Fig" captionStart-1="Fig" captionStartId-0="2.[303,343,953,977]" captionStartId-1="2.[303,343,1648,1672]" captionText-0="Fig. 1. Cathartosilvanus perkovskyi sp. nov., holotype, 6784 [MAIG], habitus: A – dorsal view; B – right lateral view" captionText-1="Fig. 2. Cathartosilvanus perkovskyi sp. nov., holotype, 6784 [MAIG]: A – details of head, ventrolateral view; B – details of head and pronotum, dorsal view.Abbreviations: a1-a11 – antennomeres 1- 11; mp3-mp4 – maxillary palpomeres 3-4; tlp – terminal labial palpomere" pageId="1" pageNumber="20">Figs. 1–2</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="2DDEE4CDA701FFD57F39FB45B990F9D3" pageId="1" pageNumber="20" type="materials_examined">
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<paragraph id="657BB746A701FFD57F39FB45B982FA53" blockId="1.[774,1285,1183,1431]" pageId="1" pageNumber="20">
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<emphasis id="57B06B54A701FFD57F39FB45BED0FB73" bold="true" box="[774,935,1183,1207]" pageId="1" pageNumber="20">Type material.</emphasis>
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<typeStatus id="BA7F09E4A701FFD57F94FB45B97BFB73" box="[939,1036,1183,1207]" pageId="1" pageNumber="20" type="holotype">Holotype</typeStatus>
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: collection number 6784 [
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<collectionCode id="03D52F83A701FFD57F33FB65BE22FB13" box="[780,853,1215,1239]" pageId="1" pageNumber="20">MAIG</collectionCode>
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] (ex. coll. Jonas Damzen JDC 9454); adult, sex unknown. A compete beetle included in a transparent, yellow, elongate amber piece with dimensions of
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<quantity id="A23C1AA3A701FFD57F9DFAC5BE9AFAF3" box="[930,1005,1311,1335]" metricMagnitude="-2" metricUnit="m" metricValue="4.4" pageId="1" pageNumber="20" unit="mm" value="44.0">44 mm</quantity>
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×
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<quantity id="A23C1AA3A701FFD57838FAC5B926FAF3" box="[1031,1105,1311,1335]" metricMagnitude="-2" metricUnit="m" metricValue="1.2" pageId="1" pageNumber="20" unit="mm" value="12.0">12 mm</quantity>
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and a maximum thickness of
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<quantity id="A23C1AA3A701FFD57FB2FAE5BE94FA93" box="[909,995,1343,1367]" metricMagnitude="-3" metricUnit="m" metricValue="5.5" pageId="1" pageNumber="20" unit="mm" value="5.5">5.5 mm</quantity>
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; preserved without supplementary fixation. Syninclusions: fragments (legs) of unknown insect, and small detritus particle.
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</paragraph>
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<paragraph id="657BB746A701FFD57F39FA65B9B2FA13" blockId="1.[774,1221,1471,1495]" box="[774,1221,1471,1495]" pageId="1" pageNumber="20">
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<materialsCitation id="D5ACBD1BA701FFD57F39FA65B9B6FA13" box="[774,1217,1471,1495]" location="Upper Eocene" pageId="1" pageNumber="20" specimenCount="1" stateProvince="Rivne" typeStatus="holotype">
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<emphasis id="57B06B54A701FFD57F39FA65BEFAFA13" bold="true" box="[774,909,1471,1495]" pageId="1" pageNumber="20">
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<typeStatus id="BA7F09E4A701FFD57F39FA65BE49FA13" box="[774,830,1471,1495]" pageId="1" pageNumber="20">Type</typeStatus>
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strata.
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</emphasis>
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<collectingRegion id="A70079A4A701FFD57FACFA1ABEAFFA13" box="[915,984,1472,1495]" country="Ukraine" name="Rivne" pageId="1" pageNumber="20">Rovno</collectingRegion>
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amber,
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<location id="601BE19DA701FFD57815FA1AB9B6FA13" LSID="urn:lsid:plazi:treatment:ED6D0650A701FFD07F39FBE5B99CFCB3:601BE19DA701FFD57815FA1AB9B6FA13" box="[1066,1217,1472,1495]" name="Upper Eocene" pageId="1" pageNumber="20" stateProvince="Rivne">Upper Eocene</location>
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</materialsCitation>
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.
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</paragraph>
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<paragraph id="657BB746A701FFD57F39FA25B990F9D3" blockId="1.[774,1255,1535,1559]" box="[774,1255,1535,1559]" pageId="1" pageNumber="20">
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<materialsCitation id="D5ACBD1BA701FFD57F39FA25B994F9D3" box="[774,1251,1535,1559]" country="Ukraine" location="Rivne Oblast" pageId="1" pageNumber="20" specimenCount="1" stateProvince="Rivne" typeStatus="holotype">
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<emphasis id="57B06B54A701FFD57F39FA25BEEDF9D3" bold="true" box="[774,922,1535,1559]" pageId="1" pageNumber="20">
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<typeStatus id="BA7F09E4A701FFD57F39FA25BE4AF9D3" box="[774,829,1535,1559]" pageId="1" pageNumber="20">Type</typeStatus>
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locality.
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</emphasis>
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<collectingRegion id="A70079A4A701FFD57FA0FA25B951F9D3" box="[927,1062,1535,1559]" country="Ukraine" name="Rivne" pageId="1" pageNumber="20">Rivne Oblast</collectingRegion>
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(region),
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<collectingCountry id="1DD3F7D6A701FFD578B5FA25B994F9D3" box="[1162,1251,1535,1559]" name="Ukraine" pageId="1" pageNumber="20">Ukraine</collectingCountry>
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="2DDEE4CDA701FFD07F39F9E5B9BAFED3" lastPageId="4" lastPageNumber="23" pageId="1" pageNumber="20" type="etymology">
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<paragraph id="657BB746A701FFD77F39F9E5BF74FE33" blockId="1.[774,1285,1599,1719]" lastBlockId="3.[227,738,191,503]" lastPageId="3" lastPageNumber="22" pageId="1" pageNumber="20">
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<emphasis id="57B06B54A701FFD57F39F9E5BEFFF993" bold="true" box="[774,904,1599,1623]" pageId="1" pageNumber="20">Etymology.</emphasis>
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The epithet of this new species is patronymic. The species is named in honor of our colleague Dr. Evgeny E. Perkovsky, leading researcher of insect inclusions in
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<collectingRegion id="A70079A4A701FFD57852F97AB9C4F973" box="[1133,1203,1696,1719]" country="Ukraine" name="Rivne" pageId="1" pageNumber="20">Rovno</collectingRegion>
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amber.
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<emphasis id="57B06B54A703FFD77CDCFF65BC1FFF13" bold="true" box="[227,360,191,215]" pageId="3" pageNumber="22">Description.</emphasis>
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Measurements: body length
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<quantity id="A23C1AA3A703FFD77EB3FF65BFAAFF13" box="[652,733,191,215]" metricMagnitude="-3" metricUnit="m" metricValue="2.2" pageId="3" pageNumber="22" unit="mm" value="2.2">2.2 mm</quantity>
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, maximum width
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<quantity id="A23C1AA3A703FFD77DB3FF05BCACFF33" box="[396,475,223,247]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="3" pageNumber="22" unit="mm" value="0.7">0.7 mm</quantity>
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; head length
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<quantity id="A23C1AA3A703FFD77E65FF05BFDEFF33" box="[602,681,223,247]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="3" pageNumber="22" unit="mm" value="0.3">0.3 mm</quantity>
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, head width (including eyes)
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<quantity id="A23C1AA3A703FFD77DECFF25BF50FED3" box="[467,551,255,279]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="22" unit="mm" value="0.5">0.5 mm</quantity>
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; pronotum length
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<quantity id="A23C1AA3A703FFD77CDCFEC5BC45FEF3" box="[227,306,287,311]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="3" pageNumber="22" unit="mm" value="0.6">0.6 mm</quantity>
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, pronotum maximum width
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<quantity id="A23C1AA3A703FFD77E71FEC5BFD7FEF3" box="[590,672,287,311]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="3" pageNumber="22" unit="mm" value="0.6">0.6 mm</quantity>
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; elytra length
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<quantity id="A23C1AA3A703FFD77D15FEE5BC0AFE93" box="[298,381,319,343]" metricMagnitude="-3" metricUnit="m" metricValue="1.3" pageId="3" pageNumber="22" unit="mm" value="1.3">1.3 mm</quantity>
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, elytra maximum combined width
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<quantity id="A23C1AA3A703FFD77CDCFE85BC43FEB3" box="[227,308,351,375]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="3" pageNumber="22" unit="mm" value="0.7">0.7 mm</quantity>
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. Body elongate, almost parallel-sided, flattened; dorsum sparsely covered with fine, short, semi-erect setation, venter with less conspicuous very fine, recumbent setation; unicolorous dark brown (as preserved).
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</paragraph>
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<caption id="31BBE7CEA702FFD67D10FC63BC95FC35" pageId="2" pageNumber="21" startId="2.[303,343,953,977]" targetType="figure">
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<paragraph id="657BB746A702FFD67D10FC63BC95FC35" blockId="2.[303,1358,953,1009]" pageId="2" pageNumber="21">
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Fig. 1.
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<taxonomicName id="A2C4CCC5A702FFD67D45FC63BFD8FC15" authority="Alekseev & Bukejs, 2021" authorityName="Alekseev & Bukejs" authorityYear="2021" box="[378,687,953,977]" class="Insecta" family="Silvanidae" genus="Cathartosilvanus" kingdom="Animalia" order="Coleoptera" pageId="2" pageNumber="21" phylum="Arthropoda" rank="species" species="perkovskyi" status="sp. nov.">
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<emphasis id="57B06B54A702FFD67D45FC63BFD8FC15" box="[378,687,953,977]" italics="true" pageId="2" pageNumber="21">Cathartosilvanus perkovskyi</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="4C83D62FA702FFD67E8BFC60BE7EFC15" box="[692,777,954,977]" pageId="2" pageNumber="21" rank="species">sp. nov.</taxonomicNameLabel>
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, holotype, 6784 [MAIG], habitus: A – dorsal view; B – right lateral view
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</paragraph>
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</caption>
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<caption id="31BBE7CEA702FFD67D10F9AAB951F914" pageId="2" pageNumber="21" startId="2.[303,343,1648,1672]" targetType="figure">
|
||
<paragraph id="657BB746A702FFD67D10F9AAB839F96C" blockId="2.[303,1359,1648,1744]" pageId="2" pageNumber="21">
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Fig. 2.
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<taxonomicName id="A2C4CCC5A702FFD67D43F9AABFC3F94C" authority="Alekseev & Bukejs, 2021" authorityName="Alekseev & Bukejs" authorityYear="2021" box="[380,692,1648,1672]" class="Insecta" family="Silvanidae" genus="Cathartosilvanus" kingdom="Animalia" order="Coleoptera" pageId="2" pageNumber="21" phylum="Arthropoda" rank="species" species="perkovskyi" status="sp. nov.">
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<emphasis id="57B06B54A702FFD67D43F9AABFC3F94C" box="[380,692,1648,1672]" italics="true" pageId="2" pageNumber="21">Cathartosilvanus perkovskyi</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="4C83D62FA702FFD67E85F9ABBE66F94C" box="[698,785,1649,1672]" pageId="2" pageNumber="21" rank="species">sp. nov.</taxonomicNameLabel>
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, holotype, 6784 [MAIG]: A – details of head, ventrolateral view; B – details of head and pronotum, dorsal view. Abbreviations: a1-a11 – antennomeres 1-
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</paragraph>
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<paragraph id="657BB746A702FFD67D10F962B951F914" blockId="2.[303,1359,1648,1744]" box="[303,1062,1720,1744]" pageId="2" pageNumber="21">11; mp3-mp4 – maxillary palpomeres 3-4; tlp – terminal labial palpomere</paragraph>
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</caption>
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<paragraph id="657BB746A703FFD77CDCFDC5BCACFB53" blockId="3.[227,737,543,1175]" pageId="3" pageNumber="22">
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Head transverse, 1.7
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<emphasis id="57B06B54A703FFD77DFEFDC5BCA7FDF3" bold="true" box="[449,464,543,567]" pageId="3" pageNumber="22">×</emphasis>
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as wide as long, slightly narrower than anterior pronotal margin; densely covered with round, rather large punctation, nearly as large as eye facet, distance between punctures 0.2–1.0
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<emphasis id="57B06B54A703FFD77D97FD45BCC0FD73" bold="true" box="[424,439,671,695]" pageId="3" pageNumber="22">×</emphasis>
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diameter of one puncture, puctures sparser and smaller in anterior portion of head; forehead almost flat, vertex slightly convex; frons without longitudinal sulcus laterally. Labrum with anterior margin widely rounded. Fronto-clypeal facets; widely separated, intraocular distance about 5.5
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<emphasis id="57B06B54A703FFD77E23FC85BF5CFCB3" bold="true" box="[540,555,863,887]" pageId="3" pageNumber="22">×</emphasis>
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transverse diameter of one eye. Temples absent. suture absent. Compound eyes rather large, hemispherical, strongly prominent, with coarse Antennal grooves apparently absent. Maxillary palpi short, with 4 palpomeres; palpomeres 3–4 transverse, palpomere 4 conical, elongate, about 2
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<emphasis id="57B06B54A703FFD77EBFFBC5BFF8FBF3" bold="true" box="[640,655,1055,1079]" pageId="3" pageNumber="22">×</emphasis>
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as long as wide, slightly narrower than palpomere 3. Terminal labial palpomere conical, nearly as wide as penultimate palpomere.
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</paragraph>
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<paragraph id="657BB746A703FFD77CDCFB1ABEF6FCF3" blockId="3.[227,738,1215,1719]" lastBlockId="3.[774,1285,191,823]" pageId="3" pageNumber="22">
|
||
Antenna short, extending to middle of pronotum, stout, gradually thickening toward apex; 11-segmented, with indistinct, loose club apparently composed of 3 segments; covered with fine semi-erect setae; scape cylindrical, about as long as wide; pedicel subconical, elongate, about 1.7
|
||
<emphasis id="57B06B54A703FFD77EEEFA85BF97FAB3" bold="true" box="[721,736,1375,1399]" pageId="3" pageNumber="22">×</emphasis>
|
||
as long as wide; antennomere 3 conical, elongate, slightly shorter and narrower than pedicel; antennomeres 4–6 cylindrical, elongate; antennomeres 7–8 transverse, subequal in shape and size; antennomere 9 transverse, 1.6
|
||
<emphasis id="57B06B54A703FFD77E40FA25BFF9F9D3" bold="true" box="[639,654,1535,1559]" pageId="3" pageNumber="22">×</emphasis>
|
||
as wide as long, dilated apically, distinctly wider than antennomere 8, narrower than antennomere 10; antennomere 10 largest, strongly transverse, 1.8
|
||
<emphasis id="57B06B54A703FFD77EEEF985BF97F9B3" bold="true" box="[721,736,1631,1655]" pageId="3" pageNumber="22">×</emphasis>
|
||
as wide as long; antennomere 11 ovoid, nearly as long as wide, narrower than antennomere 10. Pronotum as long as wide, widest in anterior one-third of its length, and slightly narrowed posteriad; pronotal punctation round, dense and rather large, punctures larger than eye facet, distance between smaller than diameter of one puncture, punctures sparser medially and almost contiguous laterally; disc widely impressed in posterior portion. Anterior pronotal margin almost straight; posterior margin with a distinct rim; lateral sides almost parallel-sided in anterior two-thirds and slightly oblique in posterior one-third of their lengths, distinctly crenulate, with distinct anterolateral denticle. Anterior angles nearly rectangular, not produced anteriorly; posterior angles obtuse. Prothoracic hypomeron flat, with sparse, small punctation. Prosternum with large and dense punctation, distance between punctures 0.3–1.5
|
||
<emphasis id="57B06B54A703FFD77F67FD05BE10FD33" bold="true" box="[856,871,735,759]" pageId="3" pageNumber="22">×</emphasis>
|
||
diameter of one puncture. Prosternal process elongate, dilated apically. Procoxal cavities closed.
|
||
</paragraph>
|
||
<paragraph id="657BB746A703FFD77F39FC85B9EBFC73" blockId="3.[774,1284,863,951]" pageId="3" pageNumber="22">
|
||
Scutellar shield distinct, narrow, suboval, strongly transverse, about 2.5
|
||
<emphasis id="57B06B54A703FFD7787AFCA5B923FC53" bold="true" box="[1093,1108,895,919]" pageId="3" pageNumber="22">×</emphasis>
|
||
as wide as long, densely covered with fine punctation.
|
||
</paragraph>
|
||
<paragraph id="657BB746A703FFD77F39FC05B98AF9D3" blockId="3.[774,1285,991,1559]" pageId="3" pageNumber="22">
|
||
Elytra elongate, 1.9× as long as wide combined, subparallel-sided, slightly wider than pronotum, widest nearly at middle, rounded separately. Elytral punctation dense and small in anterior two-thirds and fine in posterior one-third; arranged in distinct rows, each elytron apparently with nine rows; scutellary striole absent; intervals covered with micropunctation, convex in anterior one-third of elytral length. Humeral angles rounded. Epipleura well developed, reaching elytral apex, widest at humeri, covered with sparse, fine punctures. Metaventrite with flat disc and fine median line; densely covered with rather large punctation, distance between punctures equal to 0.5–1.5
|
||
<emphasis id="57B06B54A703FFD77F50FA45BE09FA73" bold="true" box="[879,894,1439,1463]" pageId="3" pageNumber="22">×</emphasis>
|
||
diameter of one puncture, interspaces with micropunctation. Metepisterna long and narrow, with almost straight lateral margins, with longitudinal row of dense and large punctures.
|
||
</paragraph>
|
||
<paragraph id="657BB746A703FFD07F39F99ABE7CFD53" blockId="3.[774,1285,1599,1719]" lastBlockId="4.[303,814,191,663]" lastPageId="4" lastPageNumber="23" pageId="3" pageNumber="22">Legs short and rather robust. Pro- and mesocoxa nearly round, metacoxa oval, transverse, not extending laterally to meet elytron; all coxae separated from each other: pro- and mesocoxae separated by distance slightly smaller than one coxal diameter, metacoxae separated by about 0.3× transverse diameter of metacoxa. Trochanters small, apparently without spines. Femora clavate, slightly flattened, simple (without denticles or teeth), with deep, longitudinal groove apicoventrally. Tibiae shorter than femora, dilated apically, slightly curved; with minute apical spine. Tarsi pentamerous; all tarsomeres simple, not lobed; tarsomeres 1–3 subcylindrical, slightly dilated apically; tarsomeres 2 and 3 equal in size; tarsomere 4 very small; tarsomere 5 longest, about as long as tarsomeres 1–4 combined. Tarsal claws simple, widely diverged, equal in size, long, about 0.3× as long as apical tarsomere.</paragraph>
|
||
<paragraph id="657BB746A704FFD07D10FD65B9BAFED3" blockId="4.[303,814,703,919]" lastBlockId="4.[851,1361,191,279]" pageId="4" pageNumber="23">
|
||
Abdomen with five visible, similarly and freely articulated ventrites; ventrite 1 with open femoral line (diverging posteriorly from margin of metacoxal cavities), intercoxal process triangular with acute apex; ventrite 5 rounded apically; densely covered with rather large punctation, distance between punctures equal to 0.5–2.0
|
||
<emphasis id="57B06B54A704FFD07F22FCA5BE5BFC53" bold="true" box="[797,812,895,919]" pageId="4" pageNumber="23">×</emphasis>
|
||
diameter of one puncture, interspaces with micropunctation. Relative lengths (medially) of ventrites 1–5 equal to 20:15:12:9:?9.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="2DDEE4CDA704FFD07F6CFEE5B99CFCB3" pageId="4" pageNumber="23" type="diagnosis">
|
||
<paragraph id="657BB746A704FFD07F6CFEE5BED6FD33" blockId="4.[851,1362,319,759]" pageId="4" pageNumber="23">
|
||
<emphasis id="57B06B54A704FFD07F6CFEE5B904FE93" bold="true" box="[851,1139,319,343]" pageId="4" pageNumber="23">Differential diagnosis.</emphasis>
|
||
<taxonomicName id="A2C4CCC5A704FFD078BEFEE5BEB1FEB3" authority="Alekseev & Bukejs, 2021" authorityName="Alekseev & Bukejs" authorityYear="2021" class="Insecta" family="Silvanidae" genus="Cathartosilvanus" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="23" phylum="Arthropoda" rank="species" species="perkovskyi" status="sp. nov.">
|
||
<emphasis id="57B06B54A704FFD078BEFEE5BEB1FEB3" italics="true" pageId="4" pageNumber="23">Cathartosilvanus perkovskyi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="4C83D62FA704FFD07FF4FEBAB96BFEB3" box="[971,1052,352,375]" pageId="4" pageNumber="23" rank="species">sp. nov.</taxonomicNameLabel>
|
||
can be distinguished by combination of characters: temples absent, pronotum not elongate, anterior angles of pronotum weakly developed, lateral sides of pronotum crenulate, and elytral intervals partially convex. Additionally, a new fossil species differs from similar in appearance (small body, pronotum as long as wide, and weakly developed anterior angles of pronotum) extant
|
||
<taxonomicName id="A2C4CCC5A704FFD07829FDBAB826FDB3" authority="(LeConte, 1854)" baseAuthorityName="LeConte" baseAuthorityYear="1854" box="[1046,1361,607,631]" class="Insecta" family="Silvanidae" genus="Cathartosilvanus" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="23" phylum="Arthropoda" rank="species" species="opaculus">
|
||
<emphasis id="57B06B54A704FFD07829FDBAB9EFFDB3" box="[1046,1176,607,631]" italics="true" pageId="4" pageNumber="23">C. opaculus</emphasis>
|
||
(LeConte, 1854)
|
||
</taxonomicName>
|
||
[distributed in Neotropic and southern Nearctic] in prosternal process without longitudinally rugose punctation and partially convex elytral intervals.
|
||
</paragraph>
|
||
<paragraph id="657BB746A704FFD07F6CFCC5B99CFCB3" blockId="4.[851,1361,799,888]" pageId="4" pageNumber="23">
|
||
<taxonomicName id="A2C4CCC5A704FFD07F6CFCC5B9D5FCF3" authority="Alekseev & Bukejs, 2021" authorityName="Alekseev & Bukejs" authorityYear="2021" box="[851,1186,799,823]" class="Insecta" family="Silvanidae" genus="Cathartosilvanus" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="23" phylum="Arthropoda" rank="species" species="perkovskyi" status="sp. nov.">
|
||
<emphasis id="57B06B54A704FFD07F6CFCC5B9D5FCF3" box="[851,1186,799,823]" italics="true" pageId="4" pageNumber="23">Cathartosilvanus perkovskyi</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="4C83D62FA704FFD0788FFCFAB879FCF3" box="[1200,1294,800,823]" pageId="4" pageNumber="23" rank="species">sp. nov.</taxonomicNameLabel>
|
||
from
|
||
<collectingRegion id="A70079A4A704FFD07F6CFC9ABEEEFC93" box="[851,921,832,855]" country="Ukraine" name="Rivne" pageId="4" pageNumber="23">Rovno</collectingRegion>
|
||
amber can be distinguished from the Baltic amber congeners by following key:
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |