276 lines
32 KiB
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276 lines
32 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1060.67216" ID-GBIF-Dataset="f724f880-9a00-433e-b3e6-042f3937112b" ID-PMC="PMC8486729" ID-Pensoft-Pub="1313-2970-1060-155" ID-Pensoft-UUID="637C41376F0D5986B0DD55C36FAA53FE" ID-PubMed="34690506" ID-ZooBank="FF74D1EF11A44D51919F0DB6CF7E25C3" ModsDocID="1313-2970-1060-155" checkinTime="1632515449560" checkinUser="pensoft" docAuthor="Chen, Guanyu, Xiao, Lifang, Liang, Junhui, Shih, Chungkun & Ren, Dong" docDate="2021" docId="31097BAAFCE454B2A26F484DCFDE8911" docLanguage="en" docName="ZooKeys 1060: 155-169" docOrigin="ZooKeys 1060" docPubDate="2021-09-24" docSource="http://dx.doi.org/10.3897/zookeys.1060.67216" docTitle="Fragosublatta pectinata Chen, Shih & Ren 2021, sp. nov." docType="treatment" docUuid="0576681A-20FA-46D6-8ED9-6003EA0F69DB" docUuidSource="ZooBank" docVersion="4" id="637C41376F0D5986B0DD55C36FAA53FE" lastPageNumber="155" masterDocId="637C41376F0D5986B0DD55C36FAA53FE" masterDocTitle="A new cockroach (Blattodea, Corydiidae) with pectinate antennae from mid-Cretaceous Burmese amber" masterLastPageNumber="169" masterPageNumber="155" pageNumber="155" updateTime="1668154959397" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>A new cockroach (Blattodea, Corydiidae) with pectinate antennae from mid-Cretaceous Burmese amber</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Chen, Guanyu</mods:namePart>
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<mods:affiliation>College of Life Sciences and Academy for Multidisciplinary Studies, Capital Normal University, 105 Xisanhuanbeilu, Haidian District, Beijing 100048, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Xiao, Lifang</mods:namePart>
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<mods:affiliation>College of Life Sciences and Academy for Multidisciplinary Studies, Capital Normal University, 105 Xisanhuanbeilu, Haidian District, Beijing 100048, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Liang, Junhui</mods:namePart>
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<mods:affiliation>Tianjin Natural History Museum, 31 Youyi Road, Hexi District, Tianjin, 300203, China</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Shih, Chungkun</mods:namePart>
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<mods:affiliation>College of Life Sciences and Academy for Multidisciplinary Studies, Capital Normal University, 105 Xisanhuanbeilu, Haidian District, Beijing 100048, China & Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, DC, 20013 - 7012, USA</mods:affiliation>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Ren, Dong</mods:namePart>
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<mods:affiliation>College of Life Sciences and Academy for Multidisciplinary Studies, Capital Normal University, 105 Xisanhuanbeilu, Haidian District, Beijing 100048, China</mods:affiliation>
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<mods:nameIdentifier type="email">rendong@mail.cnu.edu.cn</mods:nameIdentifier>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-09-24</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1060</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>155</mods:start>
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<mods:end>169</mods:end>
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</mods:part>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.1060.67216</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1060.67216</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1060-155</mods:identifier>
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<mods:identifier type="ZooBank">FF74D1EF11A44D51919F0DB6CF7E25C3</mods:identifier>
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<mods:identifier type="Pensoft-UUID">637C41376F0D5986B0DD55C36FAA53FE</mods:identifier>
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<subSection pageId="0" pageNumber="155" type="systematic palaeoentomology">
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<treatment ID-GBIF-Taxon="188494172" LSID="urn:lsid:zoobank.org:act:0576681A-20FA-46D6-8ED9-6003EA0F69DB" httpUri="http://treatment.plazi.org/id/31097BAAFCE454B2A26F484DCFDE8911" lastPageNumber="155" pageId="0" pageNumber="155">
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<subSubSection pageId="0" pageNumber="155" type="nomenclature">
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<paragraph pageId="0" pageNumber="155">
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<taxonomicName LSID="http://zoobank.org/0576681A-20FA-46D6-8ED9-6003EA0F69DB" authority="Chen, Shih & Ren" authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" family="Corydiidae" genus="Fragosublatta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Fragosublatta pectinata" order="Blattodea" pageId="0" pageNumber="155" phylum="Arthropoda" rank="species" species="pectinata" status="sp. nov.">Fragosublatta pectinata Chen, Shih & Ren</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="155">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="155" type="description">
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<paragraph pageId="0" pageNumber="155">
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of habitus in dorsal view B photograph of habitus in ventral view C photograph of the pronotum, with arrowhead indicating the tubercles D photograph of the moniliform cercus and asymmetrical stylus. Scale bars: 1.0 mm (A, B), 0.2 mm (C, D)." figureDoi="10.3897/zookeys.1060.67216.figure1" httpUri="https://binary.pensoft.net/fig/592383" pageId="0" pageNumber="155">Figs 1</figureCitation>
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A line drawing in dorsal view B line drawing in ventral view C line drawing of the right forewing, with circles indicating the incomplete veins. Scale bars: 1.0 mm (A, B), 0.5 mm, (C)." figureDoi="10.3897/zookeys.1060.67216.figure2" httpUri="https://binary.pensoft.net/fig/592384" pageId="0" pageNumber="155">, 2</figureCitation>
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the two antennae, with arrowheads indicating the maxillary palp and the mandible B the apical section of the longer antenna C the medial section of the longer antenna D photograph of the shorter antenna. Scale bars: 0.5 mm (A), 0.1 mm (B, C), 0.25 mm (D)." figureDoi="10.3897/zookeys.1060.67216.figure3" httpUri="https://binary.pensoft.net/fig/592385" pageId="0" pageNumber="155">, 3</figureCitation>
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the foreleg B details of the foretibia spurs, with arrowheads indicating the serration C photograph of the midleg and hind leg, with arrowheads indicating the terminal spines D photograph of the midtarsus E photograph of the hind tarsus. Scale bars: 0.5 mm (A, C), 0.25 mm (B, D, E)." figureDoi="10.3897/zookeys.1060.67216.figure4" httpUri="https://binary.pensoft.net/fig/592386" pageId="0" pageNumber="155">, 4</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="155" type="type material">
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<paragraph pageId="0" pageNumber="155">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="155">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="155">Holotype</emphasis>
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: CNU-BLA-MA2015001, a male specimen. The specimen was preserved in amber at an angle. Most of the insect body parts are preserved, but major parts of the head and all left tibiae and tarsi are missing. The pronotum and the left forewing are fractured.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="155" type="locality and horizon">
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<paragraph pageId="0" pageNumber="155">Locality and horizon.</paragraph>
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<paragraph pageId="0" pageNumber="155">Hukawng Valley, Kachin State, northern Myanmar; lowermost Cenomanian, mid-Cretaceous.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="155" type="diagnosis">
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<paragraph pageId="0" pageNumber="155">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="155">As for the genus due to monotype.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="155" type="description">
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<paragraph pageId="0" pageNumber="155">Description.</paragraph>
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<paragraph pageId="0" pageNumber="155">
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Medium-sized brown cockroach, body narrow and flattened, overall body length 8.21 mm/width 2.97 mm (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of habitus in dorsal view B photograph of habitus in ventral view C photograph of the pronotum, with arrowhead indicating the tubercles D photograph of the moniliform cercus and asymmetrical stylus. Scale bars: 1.0 mm (A, B), 0.2 mm (C, D)." figureDoi="10.3897/zookeys.1060.67216.figure1" httpUri="https://binary.pensoft.net/fig/592383" pageId="0" pageNumber="155">1A, B</figureCitation>
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). Major parts of head not preserved. Eyes and labial palps invisible. Mandibles with two sharp teeth preserved (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the two antennae, with arrowheads indicating the maxillary palp and the mandible B the apical section of the longer antenna C the medial section of the longer antenna D photograph of the shorter antenna. Scale bars: 0.5 mm (A), 0.1 mm (B, C), 0.25 mm (D)." figureDoi="10.3897/zookeys.1060.67216.figure3" httpUri="https://binary.pensoft.net/fig/592385" pageId="0" pageNumber="155">3A</figureCitation>
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). Only four maxillary palps preserved (total length 1.02 mm), with terminal palpomere oval in shape. Sensilla on palps dense and small, <0.01 mm wide. Both antennae detached from head and missing some antennomeres (Fig.
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A line drawing in dorsal view B line drawing in ventral view C line drawing of the right forewing, with circles indicating the incomplete veins. Scale bars: 1.0 mm (A, B), 0.5 mm, (C)." figureDoi="10.3897/zookeys.1060.67216.figure2" httpUri="https://binary.pensoft.net/fig/592384" pageId="0" pageNumber="155">2A, B</figureCitation>
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); antennae with 19 and 40 antennomeres respectively; length of antennae slightly shorter than forewing length; both antennae with comb-like extensions at end of each flagellomere. Basal flagellomeres simple, thick and short, medial 20 successive flagellomeres pectinate and apical 13 flagellomeres simple (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the two antennae, with arrowheads indicating the maxillary palp and the mandible B the apical section of the longer antenna C the medial section of the longer antenna D photograph of the shorter antenna. Scale bars: 0.5 mm (A), 0.1 mm (B, C), 0.25 mm (D)." figureDoi="10.3897/zookeys.1060.67216.figure3" httpUri="https://binary.pensoft.net/fig/592385" pageId="0" pageNumber="155">3</figureCitation>
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). Longest comb-like extension of pectinate flagellomeres 0.19 mm. Antennomeres roundish to cylindrical with widest base of 0.13 mm. Pronotum (length 2.15 mm/width 1.84 mm, as preserved) with dense tubercles, nearly vaulted (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of habitus in dorsal view B photograph of habitus in ventral view C photograph of the pronotum, with arrowhead indicating the tubercles D photograph of the moniliform cercus and asymmetrical stylus. Scale bars: 1.0 mm (A, B), 0.2 mm (C, D)." figureDoi="10.3897/zookeys.1060.67216.figure1" httpUri="https://binary.pensoft.net/fig/592383" pageId="0" pageNumber="155">1C</figureCitation>
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), partly sclerotized and melanized, anterior margin covered with obvious hairs. Scutellum distinct, long and wide (ca 0.75/ca1.18 mm).
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</paragraph>
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<caption doi="10.3897/zookeys.1060.67216.figure1" httpUri="https://binary.pensoft.net/fig/592383" pageId="0" pageNumber="155" start="Figure 1" startId="F1">
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<paragraph pageId="0" pageNumber="155">
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<emphasis bold="true" pageId="0" pageNumber="155">Figure 1.</emphasis>
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Holotype of
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" family="Corydiidae" genus="Fragosublatta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Fragosublatta pectinata" order="Coleoptera" pageId="0" pageNumber="155" phylum="Arthropoda" rank="species" species="pectinata">
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<emphasis italics="true" pageId="0" pageNumber="155">Fragosublatta pectinata</emphasis>
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</taxonomicName>
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gen. et sp. nov. CNU-BLA-MA2015001
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<emphasis bold="true" pageId="0" pageNumber="155">A</emphasis>
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photograph of habitus in dorsal view
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<emphasis bold="true" pageId="0" pageNumber="155">B</emphasis>
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photograph of habitus in ventral view
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<emphasis bold="true" pageId="0" pageNumber="155">C</emphasis>
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photograph of the pronotum, with arrowhead indicating the tubercles
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<emphasis bold="true" pageId="0" pageNumber="155">D</emphasis>
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photograph of the moniliform cercus and asymmetrical stylus. Scale bars: 1.0 mm (
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<emphasis bold="true" pageId="0" pageNumber="155">A, B</emphasis>
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), 0.2 mm (
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<emphasis bold="true" pageId="0" pageNumber="155">C, D</emphasis>
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).
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="155">
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Forewing obovate, overlapping each other and completely covering abdomen. Left forewing overlapping right forewing. Right forewing 7.7 mm long, anterior margin arched, apex rounded (Fig.
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A line drawing in dorsal view B line drawing in ventral view C line drawing of the right forewing, with circles indicating the incomplete veins. Scale bars: 1.0 mm (A, B), 0.5 mm, (C)." figureDoi="10.3897/zookeys.1060.67216.figure2" httpUri="https://binary.pensoft.net/fig/592384" pageId="0" pageNumber="155">2C</figureCitation>
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). Right forewing costa 2.13 mm long. Sc field narrow, slightly curved, dichotomized with two veins not meeting margin, occupying about one third of forewing length. R regularly branched. M with only two branches. CuA almost straight, posterior-most veins comb-like, up to nine veins preserved. CuP sharply curved. Most of clavus area sclerotized, anal area obviously smallish, with seven veins. Left forewing 7.37 mm long, damaged basally. R with six visible branches. M with only two branches preserved. CuA richly branched with distinct intercalary veins. CuP simple, probably with only two and relatively straight A veins. Hind wing membranous, transparent. R branched, with 6-7 visible veins, reaching wing margin.
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</paragraph>
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<caption doi="10.3897/zookeys.1060.67216.figure2" httpUri="https://binary.pensoft.net/fig/592384" pageId="0" pageNumber="155" start="Figure 2" startId="F2">
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<paragraph pageId="0" pageNumber="155">
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<emphasis bold="true" pageId="0" pageNumber="155">Figure 2.</emphasis>
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Holotype of
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" family="Corydiidae" genus="Fragosublatta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Fragosublatta pectinata" order="Coleoptera" pageId="0" pageNumber="155" phylum="Arthropoda" rank="species" species="pectinata">
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<emphasis italics="true" pageId="0" pageNumber="155">Fragosublatta pectinata</emphasis>
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</taxonomicName>
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gen. et sp. nov. CNU-BLA-MA2015001
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<emphasis bold="true" pageId="0" pageNumber="155">A</emphasis>
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line drawing in dorsal view
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<emphasis bold="true" pageId="0" pageNumber="155">B</emphasis>
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line drawing in ventral view
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<emphasis bold="true" pageId="0" pageNumber="155">C</emphasis>
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line drawing of the right forewing, with circles indicating the incomplete veins. Scale bars: 1.0 mm (
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<emphasis bold="true" pageId="0" pageNumber="155">A, B</emphasis>
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), 0.5 mm, (
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<emphasis bold="true" pageId="0" pageNumber="155">C</emphasis>
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).
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</paragraph>
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</caption>
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<caption doi="10.3897/zookeys.1060.67216.figure3" httpUri="https://binary.pensoft.net/fig/592385" pageId="0" pageNumber="155" start="Figure 3" startId="F3">
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<paragraph pageId="0" pageNumber="155">
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<emphasis bold="true" pageId="0" pageNumber="155">Figure 3.</emphasis>
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Holotype of
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" family="Corydiidae" genus="Fragosublatta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Fragosublatta pectinata" order="Coleoptera" pageId="0" pageNumber="155" phylum="Arthropoda" rank="species" species="pectinata">
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<emphasis italics="true" pageId="0" pageNumber="155">Fragosublatta pectinata</emphasis>
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</taxonomicName>
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gen. et sp. nov. CNU-BLA-MA2015001
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<emphasis bold="true" pageId="0" pageNumber="155">A</emphasis>
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photograph of the two antennae, with arrowheads indicating the maxillary palp and the mandible
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<emphasis bold="true" pageId="0" pageNumber="155">B</emphasis>
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the apical section of the longer antenna
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<emphasis bold="true" pageId="0" pageNumber="155">C</emphasis>
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the medial section of the longer antenna
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<emphasis bold="true" pageId="0" pageNumber="155">D</emphasis>
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photograph of the shorter antenna. Scale bars: 0.5 mm (
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<emphasis bold="true" pageId="0" pageNumber="155">A</emphasis>
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), 0.1 mm (
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<emphasis bold="true" pageId="0" pageNumber="155">B, C</emphasis>
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), 0.25 mm (
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<emphasis bold="true" pageId="0" pageNumber="155">D</emphasis>
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).
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="155">
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From fore legs to hind legs gradually stronger. Fore coxa short and wide (length 0.76 mm/width 0.37 mm). Femur with carination, 1.15 mm long and 0.28 mm wide, antero-ventral margin of fore femur with even spinules (type C1 according to
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<bibRefCitation DOI="http://doi.org/10.1080/003-5316.2003.10417344" author="Roth, LM" journalOrPublisher="Oriental Insects" pageId="0" pageNumber="155" pagination="1 - 186" refId="B39" refString="Roth, LM, 2003. Systematics and phylogeny of cockroaches (Dictyoptera: Blattaria). Oriental Insects 37: 1 - 186, DOI: http://doi.org/10.1080/003-5316.2003.10417344" title="Systematics and phylogeny of cockroaches (Dictyoptera: Blattaria)." url="http://doi.org/10.1080/003-5316.2003.10417344" volume="37" year="2003">Roth 2003</bibRefCitation>
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), terminal spine 0.36 mm long, slightly curved (Fig.
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the foreleg B details of the foretibia spurs, with arrowheads indicating the serration C photograph of the midleg and hind leg, with arrowheads indicating the terminal spines D photograph of the midtarsus E photograph of the hind tarsus. Scale bars: 0.5 mm (A, C), 0.25 mm (B, D, E)." figureDoi="10.3897/zookeys.1060.67216.figure4" httpUri="https://binary.pensoft.net/fig/592386" pageId="0" pageNumber="155">4A</figureCitation>
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). Tibia (length 0.73 mm/width 0.17 mm) typical in
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<taxonomicName authorityName="Saussure" authorityYear="1864" class="Insecta" family="Corydiidae" kingdom="Animalia" lsidName="" order="Blattodea" pageId="0" pageNumber="155" phylum="Arthropoda" rank="family">Corydiidae</taxonomicName>
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, with long spines, most of spines with serrations (Fig.
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the foreleg B details of the foretibia spurs, with arrowheads indicating the serration C photograph of the midleg and hind leg, with arrowheads indicating the terminal spines D photograph of the midtarsus E photograph of the hind tarsus. Scale bars: 0.5 mm (A, C), 0.25 mm (B, D, E)." figureDoi="10.3897/zookeys.1060.67216.figure4" httpUri="https://binary.pensoft.net/fig/592386" pageId="0" pageNumber="155">4B</figureCitation>
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). Tarsi five-segmented (length 0.76/0.18/0.14/0.13/0.23 mm), with a total of 1.44 mm long and 0.04 mm wide. Claw symmetrical (Fig.
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the foreleg B details of the foretibia spurs, with arrowheads indicating the serration C photograph of the midleg and hind leg, with arrowheads indicating the terminal spines D photograph of the midtarsus E photograph of the hind tarsus. Scale bars: 0.5 mm (A, C), 0.25 mm (B, D, E)." figureDoi="10.3897/zookeys.1060.67216.figure4" httpUri="https://binary.pensoft.net/fig/592386" pageId="0" pageNumber="155">4A</figureCitation>
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), strong, 0.18 mm long, arolium absent. Mid coxa with carination, 1.04 mm long and 0.2 mm wide. Trochanter comparatively longer (length 0.39 mm). Femur 1.87 mm long and 0.44 mm wide with two rows of spinules. Terminal spine not curved distinctly, 0.48 mm long (Fig.
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the foreleg B details of the foretibia spurs, with arrowheads indicating the serration C photograph of the midleg and hind leg, with arrowheads indicating the terminal spines D photograph of the midtarsus E photograph of the hind tarsus. Scale bars: 0.5 mm (A, C), 0.25 mm (B, D, E)." figureDoi="10.3897/zookeys.1060.67216.figure4" httpUri="https://binary.pensoft.net/fig/592386" pageId="0" pageNumber="155">4C</figureCitation>
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). Tibia approximately as long as femur, 1.51 mm long and 0.17 mm wide, with seven spines. Tarsi 2.03 mm long and 0.05 mm wide, first tarsomere longest (length 0.68 mm), terminal tarsomere with symmetrical claws (length 0.13 mm). Hind coxa 1.2 mm long with obvious carination, narrowing from top to bottom. Hind trochanter 0.4 mm long and 0.6 mm wide. Femur strong (length 2.03 mm/width 0.60 mm) with terminal spine 0.29 mm long (Fig.
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the foreleg B details of the foretibia spurs, with arrowheads indicating the serration C photograph of the midleg and hind leg, with arrowheads indicating the terminal spines D photograph of the midtarsus E photograph of the hind tarsus. Scale bars: 0.5 mm (A, C), 0.25 mm (B, D, E)." figureDoi="10.3897/zookeys.1060.67216.figure4" httpUri="https://binary.pensoft.net/fig/592386" pageId="0" pageNumber="155">4C</figureCitation>
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). Tibia longer (length 3.08 mm/width 0.28 mm) with at least 10 spurs. Tarsi five-segmented (tarsomeres 1-5 lengths 0.82-0.39-0.37-0.36-0.41 mm) but narrow (width 0.07 mm). Plantulae present at four proximal tarsomeres in fore and mid tarsi, which also exist in third and fourth tarsomeres of hind leg. First and second hind tarsomeres apparently have spines, but lack plantulae (Fig.
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the foreleg B details of the foretibia spurs, with arrowheads indicating the serration C photograph of the midleg and hind leg, with arrowheads indicating the terminal spines D photograph of the midtarsus E photograph of the hind tarsus. Scale bars: 0.5 mm (A, C), 0.25 mm (B, D, E)." figureDoi="10.3897/zookeys.1060.67216.figure4" httpUri="https://binary.pensoft.net/fig/592386" pageId="0" pageNumber="155">4A, D, E</figureCitation>
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). Six sternites visible on abdomen, with sparse chaetae. Cercus moniliform, completely preserved with up to 0.23 mm long sensilla chaetica, divided into eight cercomeres on left (ca 1.51 mm) and nine on right (ca 1.73 mm), basally thicker and apically narrower (Fig.
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of habitus in dorsal view B photograph of habitus in ventral view C photograph of the pronotum, with arrowhead indicating the tubercles D photograph of the moniliform cercus and asymmetrical stylus. Scale bars: 1.0 mm (A, B), 0.2 mm (C, D)." figureDoi="10.3897/zookeys.1060.67216.figure1" httpUri="https://binary.pensoft.net/fig/592383" pageId="0" pageNumber="155">1D</figureCitation>
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). Hind margin of subgenital plate convex, setose, with a wide concave incision medially. Styli asymmetrical, left stylus longer (length 0.35 mm) than right stylus (0.16 mm long). Both styli unsegmented.
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</paragraph>
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<caption doi="10.3897/zookeys.1060.67216.figure4" httpUri="https://binary.pensoft.net/fig/592386" pageId="0" pageNumber="155" start="Figure 4" startId="F4">
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<paragraph pageId="0" pageNumber="155">
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<emphasis bold="true" pageId="0" pageNumber="155">Figure 4.</emphasis>
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Holotype of
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" family="Corydiidae" genus="Fragosublatta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Fragosublatta pectinata" order="Coleoptera" pageId="0" pageNumber="155" phylum="Arthropoda" rank="species" species="pectinata">
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<emphasis italics="true" pageId="0" pageNumber="155">Fragosublatta pectinata</emphasis>
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</taxonomicName>
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gen. et sp. nov. CNU-BLA-MA2015001
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<emphasis bold="true" pageId="0" pageNumber="155">A</emphasis>
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photograph of the foreleg
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<emphasis bold="true" pageId="0" pageNumber="155">B</emphasis>
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details of the foretibia spurs, with arrowheads indicating the serration
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<emphasis bold="true" pageId="0" pageNumber="155">C</emphasis>
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photograph of the midleg and hind leg, with arrowheads indicating the terminal spines
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<emphasis bold="true" pageId="0" pageNumber="155">D</emphasis>
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photograph of the midtarsus
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<emphasis bold="true" pageId="0" pageNumber="155">E</emphasis>
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photograph of the hind tarsus. Scale bars: 0.5 mm (
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<emphasis bold="true" pageId="0" pageNumber="155">A, C</emphasis>
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), 0.25 mm (
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<emphasis bold="true" pageId="0" pageNumber="155">B, D, E</emphasis>
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).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="155" type="etymology">
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<paragraph pageId="0" pageNumber="155">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="155">
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The name
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" family="Corydiidae" genus="Fragosublatta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Fragosublatta pectinata" order="Coleoptera" pageId="0" pageNumber="155" phylum="Arthropoda" rank="species" species="pectinata">
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<emphasis italics="true" pageId="0" pageNumber="155">Fragosublatta pectinata</emphasis>
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</taxonomicName>
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is derived from the Latin word of
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<emphasis italics="true" pageId="0" pageNumber="155">pectinatus</emphasis>
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referring to the pectinate antennae.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="155" type="remarks">
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<paragraph pageId="0" pageNumber="155">Remarks.</paragraph>
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<paragraph pageId="0" pageNumber="155">
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The antennae are detached from the head of
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" family="Corydiidae" genus="Fragosublatta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Fragosublatta pectinata" order="Coleoptera" pageId="0" pageNumber="155" phylum="Arthropoda" rank="species" species="pectinata">
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<emphasis italics="true" pageId="0" pageNumber="155">Fragosublatta pectinata</emphasis>
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</taxonomicName>
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gen. et sp. nov., but the basal antennomeres of both antennae are close to the head (Fig.
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of the two antennae, with arrowheads indicating the maxillary palp and the mandible B the apical section of the longer antenna C the medial section of the longer antenna D photograph of the shorter antenna. Scale bars: 0.5 mm (A), 0.1 mm (B, C), 0.25 mm (D)." figureDoi="10.3897/zookeys.1060.67216.figure3" httpUri="https://binary.pensoft.net/fig/592385" pageId="0" pageNumber="155">3A</figureCitation>
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). As shown in Figs
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A photograph of habitus in dorsal view B photograph of habitus in ventral view C photograph of the pronotum, with arrowhead indicating the tubercles D photograph of the moniliform cercus and asymmetrical stylus. Scale bars: 1.0 mm (A, B), 0.2 mm (C, D)." figureDoi="10.3897/zookeys.1060.67216.figure1" httpUri="https://binary.pensoft.net/fig/592383" pageId="0" pageNumber="155">1B</figureCitation>
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and
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Holotype of Fragosublatta pectinata gen. et sp. nov. CNU-BLA-MA 2015001 A line drawing in dorsal view B line drawing in ventral view C line drawing of the right forewing, with circles indicating the incomplete veins. Scale bars: 1.0 mm (A, B), 0.5 mm, (C)." figureDoi="10.3897/zookeys.1060.67216.figure2" httpUri="https://binary.pensoft.net/fig/592384" pageId="0" pageNumber="155">2B</figureCitation>
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, the length of the left antennae, as preserved, is slightly shorter than the forewing length, which is consistent with the length ratios of the antennae/forewing for many documented fossil cockroaches (
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<bibRefCitation DOI="https://doi.org/10.1002/9781119427957.ch7" author="Liang, JH" editor="Ren, D" journalOrPublisher="John Wiley & Sons Ltd" pageId="0" pageNumber="155" pagination="91 - 112" refId="B21" refString="Liang, JH, Shih, CK, Ren, D, 2019. Blattaria - Cockroaches. Chapter 7. In: Ren, D, Shih, CK, Gao, T, Yao, Y, Wang, Y, Eds., Rhythms of Insect Evolution: Evidence from the Jurassic and Cretaceous in Northern China. John Wiley & Sons Ltd: 91 - 112, DOI: https://doi.org/10.1002/9781119427957.ch7" title="Blattaria - Cockroaches. Chapter 7." url="https://doi.org/10.1002/9781119427957.ch7" volumeTitle="Rhythms of Insect Evolution: Evidence from the Jurassic and Cretaceous in Northern China." year="2019">Liang et al. 2019</bibRefCitation>
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). Therefore, we have high confidence that these two antennae belong to
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" family="Corydiidae" genus="Fragosublatta" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Fragosublatta pectinata" order="Coleoptera" pageId="0" pageNumber="155" phylum="Arthropoda" rank="species" species="pectinata">
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<emphasis italics="true" pageId="0" pageNumber="155">Fragosublatta pectinata</emphasis>
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</taxonomicName>
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gen. et sp. nov. based on these observations. Besides, there are two syninclusions in this amber piece, including a
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" kingdom="Animalia" lsidName="" order="Coleoptera" pageId="0" pageNumber="155" rank="superFamily" superFamily="Mycetophiloidea">Mycetophiloidea</taxonomicName>
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" kingdom="Animalia" lsidName="" order="Diptera" pageId="0" pageNumber="155" rank="order">Diptera</taxonomicName>
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and a
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" kingdom="Animalia" lsidName="" order="Hemiptera" pageId="0" pageNumber="155" rank="order">Hemiptera</taxonomicName>
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'
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<taxonomicName authorityName="Chen, Shih & Ren" authorityYear="2021" class="Insecta" kingdom="Animalia" lsidName="" order="Coleoptera" pageId="0" pageNumber="155" rank="subOrder" subOrder="Homoptera">Homoptera</taxonomicName>
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' (suspected) close to the hind legs of the new species. Due to poor preservation, we cannot identify the detailed taxonomic classification for these two syninclusions.
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</paragraph>
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</subSubSection>
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</treatment>
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</subSection>
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</document> |