222 lines
32 KiB
XML
222 lines
32 KiB
XML
<document id="2F2EC20242094AD6723BE9EA40726CD2" ID-CLB-Dataset="59207" ID-DOI="10.1093/zoolinnean/zlac101" ID-GBIF-Dataset="e997ea1d-c8a4-4fcf-904a-398d4bdade2f" ID-ISSN="0024-4082" ID-Zenodo-Dep="8146868" ID-ZooBank="15A7A7DE-F255-4ADD-B760-52E32028258E" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="carolina" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="diego" checkinTime="1689234783610" checkinUser="plazi" docAuthor="Sánchez-García, Alba, Sendra, Alberto, Davis, Steven & Grimaldi, David A." docDate="2023" docId="039887CD4B1C6520FC98FEBCE29FF983" docLanguage="en" docName="zlac101.pdf" docOrigin="Zoological Journal of the Linnean Society 198 (3)" docSource="http://dx.doi.org/10.1093/zoolinnean/zlac101" docStyle="DocumentStyle:36B3BD6A90C22AB4F7F465C853188CC8.7:ZoolJLinnSoc.2017-2023.journal_article" docStyleId="36B3BD6A90C22AB4F7F465C853188CC8" docStyleName="ZoolJLinnSoc.2017-2023.journal_article" docStyleVersion="7" docTitle="Electroprojapyx alchemicus Sánchez-García, Sendra, Davis & Grimaldi 2023, SP. NOV." docType="treatment" docVersion="6" lastPageNumber="852" masterDocId="FFA1FFB54B1F6525FFEEFFE9E060FFE8" masterDocTitle="Fossil diversity in ‘ dawn’ hexapods (Diplura: Projapygoidea), with direct evidence for being chemically predaceous in the Cretaceous" masterLastPageNumber="870" masterPageNumber="847" pageNumber="850" updateTime="1712925963512" updateUser="carolina">
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<mods:title id="72456A13105854D10CABB31476CD1112">Fossil diversity in ‘ dawn’ hexapods (Diplura: Projapygoidea), with direct evidence for being chemically predaceous in the Cretaceous</mods:title>
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<mods:namePart id="0843A1EF6B63ADC519424281A795357B">Sánchez-García, Alba</mods:namePart>
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<mods:namePart id="6DF4E69439D5311B506CE6555AEF7E68">Sendra, Alberto</mods:namePart>
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<mods:namePart id="7F2C5EC1E049627D3F59E54EB5F2509A">Davis, Steven</mods:namePart>
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<mods:namePart id="73F4209122B0001085A2E1B50D6763F9">Grimaldi, David A.</mods:namePart>
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<mods:title id="1A61AF4962BED19A92C3224B60CE22D0">Zoological Journal of the Linnean Society</mods:title>
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<mods:part id="44FBFE613CD5509D701FB9BE81CBAA93">
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<mods:date id="A916CD4A850F0A30E6F697C372596E40">2023</mods:date>
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<mods:number id="0573CA305B55B0A1A8973C3C226CD20F">2023-03-03</mods:number>
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<treatment id="039887CD4B1C6520FC98FEBCE29FF983" ID-DOI="http://doi.org/10.5281/zenodo.8146921" ID-GBIF-Taxon="211581632" ID-Zenodo-Dep="8146921" LSID="urn:lsid:plazi:treatment:039887CD4B1C6520FC98FEBCE29FF983" httpUri="http://treatment.plazi.org/id/039887CD4B1C6520FC98FEBCE29FF983" lastPageId="5" lastPageNumber="852" pageId="3" pageNumber="850">
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<subSubSection id="C32B65504B1C6526FC98FEBCE507FE85" box="[886,1383,341,365]" pageId="3" pageNumber="850" type="nomenclature">
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<paragraph id="8B8E36DB4B1C6526FC98FEBCE507FE85" blockId="3.[886,1383,341,365]" box="[886,1383,341,365]" pageId="3" pageNumber="850">
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<taxonomicName id="4C314D584B1C6526FC98FEBCE49DFE83" authority="Sánchez-García, Sendra, Davis & Grimaldi, 2023" authorityName="Sánchez-García, Sendra, Davis & Grimaldi" authorityYear="2023" box="[886,1277,341,364]" class="Diplura" family="Projapygidae" genus="Electroprojapyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diplura" pageId="3" pageNumber="850" phylum="Arthropoda" rank="species" species="alchemicus" status="sp. nov.">
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<smallCapsWord id="8D68A0074B1C6526FC98FEBCE43EFE84" baselines="358,358" box="[886,1118,341,364]" lowerCaseFontSize="8" mainFontSize="10" normCase="title" normString="Electroprojapyx" pageId="3" pageNumber="850">ELECTROPROJAPYX</smallCapsWord>
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<smallCapsWord id="8D68A0074B1C6526FB8BFEB1E49DFE83" baselines="358" box="[1125,1277,344,363]" lowerCaseFontSize="8" mainFontSize="10" normCase="lower" normString="alchemicus" pageId="3" pageNumber="850">ALCHEMICUS</smallCapsWord>
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<taxonomicNameLabel id="A27657B24B1C6526FAEAFEB1E507FE85" box="[1284,1383,341,365]" pageId="3" pageNumber="850" rank="species">
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<emphasis id="B945EAC94B1C6526FAEAFEB1E507FE85" bold="true" box="[1284,1383,341,365]" pageId="3" pageNumber="850">
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<smallCapsWord id="8D68A0074B1C6526FAEAFEB1E541FE83" baselines="358" box="[1284,1313,344,363]" lowerCaseFontSize="8" mainFontSize="10" normCase="lower" normString="sp" pageId="3" pageNumber="850">SP</smallCapsWord>
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.
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<smallCapsWord id="8D68A0074B1C6526FAC1FEB1E500FE83" baselines="358" box="[1327,1376,344,363]" lowerCaseFontSize="8" mainFontSize="10" normCase="lower" normString="nov" pageId="3" pageNumber="850">NOV</smallCapsWord>
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.
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</emphasis>
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</taxonomicNameLabel>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C32B65504B1C6520FBAAFE92E29FF983" lastPageId="5" lastPageNumber="852" pageId="3" pageNumber="850" type="description">
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<paragraph id="8B8E36DB4B1C6526FBAAFE92E4F9FE7C" blockId="3.[1092,1177,379,404]" box="[1092,1177,379,404]" pageId="3" pageNumber="850">
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(
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<figureCitation id="130A2A5E4B1C6526FBA3FE92E4F1FE7C" box="[1101,1169,379,404]" captionStart="Figure 2" captionStartId="4.[142,221,1607,1629]" captionTargetBox="[149,1419,198,1574]" captionTargetId="figure-75@4.[146,1422,195,1577]" captionTargetPageId="4" captionText="Figure 2. Holotype of Electroprojapyx alchemicus gen. et sp. nov. (AMNH JZCBu-1957) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B." figureDoi="http://doi.org/10.5281/zenodo.8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="3" pageNumber="850">
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<smallCapsWord id="8D68A0074B1C6526FBA3FE92E415FE7B" baselines="398,398" box="[1101,1141,379,404]" lowerCaseFontSize="8" mainFontSize="10" normCase="title" normString="Fig" pageId="3" pageNumber="850">FIG</smallCapsWord>
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. 2
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</figureCitation>
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||
)
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</paragraph>
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<paragraph id="8B8E36DB4B1C6526FCD5FE2DE5E0FE10" blockId="3.[827,1444,452,504]" pageId="3" pageNumber="850">
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<emphasis id="B945EAC94B1C6526FCD5FE2DE4E9FE32" box="[827,1161,452,474]" italics="true" pageId="3" pageNumber="850">Zoobank registration:</emphasis>
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urn: lsid: zoobank. org:act:
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<uuid id="FF970C0E4B1C6526FC66FE0BE5E0FE10" box="[904,1408,482,504]" pageId="3" pageNumber="850">B2A57148-0988-4316-9B09-99264D417E6F</uuid>
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</paragraph>
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<paragraph id="8B8E36DB4B1C6526FCD5FDC8E462FD9C" blockId="3.[827,1442,545,628]" pageId="3" pageNumber="850">
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<emphasis id="B945EAC94B1C6526FCD5FDC8E3A5FDDE" box="[827,965,545,566]" italics="true" pageId="3" pageNumber="850">Etymology:</emphasis>
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The name is derived from the Latin
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<emphasis id="B945EAC94B1C6526FCD5FDA9E3C9FDBD" box="[827,937,576,597]" italics="true" pageId="3" pageNumber="850">Alchemia</emphasis>
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, an early, protoscientific practice, and the Latin suffix -
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<emphasis id="B945EAC94B1C6526FC20FDB6E39BFD9C" box="[974,1019,607,628]" italics="true" pageId="3" pageNumber="850">icus</emphasis>
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.
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</paragraph>
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<paragraph id="8B8E36DB4B1C6526FCD5FD74E480FC2F" blockId="3.[827,1443,669,967]" pageId="3" pageNumber="850">
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<materialsCitation id="3B593C864B1C6526FCD5FD74E480FC2F" ID-GBIF-Occurrence="4154333302" collectionCode="AMNH" pageId="3" pageNumber="850" specimenCount="2" typeStatus="holotype">
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<emphasis id="B945EAC94B1C6526FCD5FD74E4F4FD5A" box="[827,1172,669,690]" italics="true" pageId="3" pageNumber="850">
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<typeStatus id="548A88794B1C6526FCD5FD74E3FFFD5A" box="[827,927,669,690]" pageId="3" pageNumber="850" type="holotype">Holotype</typeStatus>
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:
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<collectionCode id="ED20AE1E4B1C6526FC41FD74E460FD5A" box="[943,1024,669,690]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34925" lsid="urn:lsid:biocol.org:col:34925" name="American Museum of Natural History" pageId="3" pageNumber="850">AMNH</collectionCode>
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JZCBu-1957
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</emphasis>
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(
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<figureCitation id="130A2A5E4B1C6526FB4EFD74E4BCFD5A" box="[1184,1244,669,691]" captionStart="Figure 2" captionStartId="4.[142,221,1607,1629]" captionTargetBox="[149,1419,198,1574]" captionTargetId="figure-75@4.[146,1422,195,1577]" captionTargetPageId="4" captionText="Figure 2. Holotype of Electroprojapyx alchemicus gen. et sp. nov. (AMNH JZCBu-1957) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B." figureDoi="http://doi.org/10.5281/zenodo.8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="3" pageNumber="850">Fig.2</figureCitation>
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), Zigras collection (in
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<collectionCode id="ED20AE1E4B1C6526FC8AFD55E3DCFD39" box="[868,956,700,721]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34925" lsid="urn:lsid:biocol.org:col:34925" name="American Museum of Natural History" pageId="3" pageNumber="850">AMNH</collectionCode>
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), sex unknown, adult; specimen entirely preserved and observable laterally; the holotype is at the surface of a corner; the piece is a dark orange colour and turbid, irregular in shape,
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<quantity id="4CC99B3E4B1C6526FB67FCF1E4B5FCC5" box="[1161,1237,792,813]" metricMagnitude="-2" metricUnit="m" metricValue="2.8" pageId="3" pageNumber="850" unit="mm" value="28.0">28 mm</quantity>
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×
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<quantity id="4CC99B3E4B1C6526FB05FCF1E556FCC5" box="[1259,1334,792,813]" metricMagnitude="-2" metricUnit="m" metricValue="1.4" pageId="3" pageNumber="850" unit="mm" value="14.0">14 mm</quantity>
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in largest dimensions, with borings of
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<taxonomicName id="4C314D584B1C6526FB95FCDFE49DFCA4" authorityName="Lamarck" authorityYear="1809" box="[1147,1277,822,844]" class="Bivalvia" family="Pholadidae" kingdom="Animalia" order="Myida" pageId="3" pageNumber="850" phylum="Mollusca" rank="family">Pholadidae</taxonomicName>
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; syninclusions include one heteropteran nymph, one partial wasp, at least four Collembola (three Symphypleona, one Entomobryomorpha), one acari, plant trichomes and other undetermined organic remains.
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</materialsCitation>
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||
</paragraph>
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||
<paragraph id="8B8E36DB4B1C6526FCD5FC19E5EAF9A4" blockId="3.[827,1443,1008,1612]" pageId="3" pageNumber="850">
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||
<emphasis id="B945EAC94B1C6526FCD5FC19E4D7FBED" box="[827,1207,1008,1029]" italics="true" pageId="3" pageNumber="850">Note on preserved behaviour:</emphasis>
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Specimen
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<emphasis id="B945EAC94B1C6526FAA2FC19E3BEFBCC" italics="true" pageId="3" pageNumber="850">AMNH JZCBu-1957</emphasis>
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(
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<figureCitation id="130A2A5E4B1C6526FC18FBE7E423FBCC" box="[1014,1091,1038,1060]" captionStart="Figure 2" captionStartId="4.[142,221,1607,1629]" captionTargetBox="[149,1419,198,1574]" captionTargetId="figure-75@4.[146,1422,195,1577]" captionTargetPageId="4" captionText="Figure 2. Holotype of Electroprojapyx alchemicus gen. et sp. nov. (AMNH JZCBu-1957) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B." figureDoi="http://doi.org/10.5281/zenodo.8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="3" pageNumber="850">Fig. 2</figureCitation>
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) preserves an example of predatory behaviour fossilized in Burmese amber. The specimen of
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<taxonomicName id="4C314D584B1C6526FC29FBA5E404FB89" authorityName="Sánchez-García & Sendra & Davis & Grimaldi" authorityYear="2023" box="[967,1124,1100,1121]" class="Diplura" family="Projapygidae" genus="Electroprojapyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diplura" pageId="3" pageNumber="850" phylum="Arthropoda" rank="species" species="alchemicus">
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<emphasis id="B945EAC94B1C6526FC29FBA5E404FB89" box="[967,1124,1100,1121]" italics="true" pageId="3" pageNumber="850">E. alchemicus</emphasis>
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||
</taxonomicName>
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has between its antennae a Collembola Symphypleona (
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<quantity id="4CC99B3E4B1C6526FB6CFB83E4BAFB68" box="[1154,1242,1130,1152]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="3" pageNumber="850" unit="mm" value="0.5">0.5 mm</quantity>
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in length), while it is also releasing a glandular substance from the cercal tips. The antennae of
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<taxonomicName id="4C314D584B1C6526FB92FB41E57AFB55" authorityName="Sánchez-García & Sendra & Davis & Grimaldi" authorityYear="2023" box="[1148,1306,1192,1213]" class="Diplura" family="Projapygidae" genus="Electroprojapyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diplura" pageId="3" pageNumber="850" phylum="Arthropoda" rank="species" species="alchemicus">
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<emphasis id="B945EAC94B1C6526FB92FB41E57AFB55" box="[1148,1306,1192,1213]" italics="true" pageId="3" pageNumber="850">E. alchemicus</emphasis>
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||
</taxonomicName>
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are in close contact with the Collembola (
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<figureCitation id="130A2A5E4B1C6526FB79FB2FE48CFB34" box="[1175,1260,1222,1244]" captionStart="Figure 2" captionStartId="4.[142,221,1607,1629]" captionTargetBox="[149,1419,198,1574]" captionTargetId="figure-75@4.[146,1422,195,1577]" captionTargetPageId="4" captionText="Figure 2. Holotype of Electroprojapyx alchemicus gen. et sp. nov. (AMNH JZCBu-1957) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B." figureDoi="http://doi.org/10.5281/zenodo.8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="3" pageNumber="850">Fig. 2D</figureCitation>
|
||
); the elongated abdomen of the dipluran is elevated and curved above the thorax and head with the cerci pointing to the front (
|
||
<figureCitation id="130A2A5E4B1C6526FC6DFACBE395FAD0" box="[899,1013,1314,1336]" captionStart="Figure 2" captionStartId="4.[142,221,1607,1629]" captionTargetBox="[149,1419,198,1574]" captionTargetId="figure-75@4.[146,1422,195,1577]" captionTargetPageId="4" captionText="Figure 2. Holotype of Electroprojapyx alchemicus gen. et sp. nov. (AMNH JZCBu-1957) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B." figureDoi="http://doi.org/10.5281/zenodo.8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="3" pageNumber="850">Fig. 2A, C</figureCitation>
|
||
); there is a line of droplets and short streams of secretion connected by long, fine filaments (presumably, strands of silk) issuing from the tips of both cerci (
|
||
<figureCitation id="130A2A5E4B1C6526FC0CFA97E458FA7C" box="[994,1080,1406,1428]" captionStart="Figure 2" captionStartId="4.[142,221,1607,1629]" captionTargetBox="[149,1419,198,1574]" captionTargetId="figure-75@4.[146,1422,195,1577]" captionTargetPageId="4" captionText="Figure 2. Holotype of Electroprojapyx alchemicus gen. et sp. nov. (AMNH JZCBu-1957) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B." figureDoi="http://doi.org/10.5281/zenodo.8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="3" pageNumber="850">Fig. 2B</figureCitation>
|
||
); several of these strands are nearly the length of the abdomen. The position of the collembolan, posture of the dipluran and presence of cercal secretions can only be explained as an attack movement (cf.
|
||
<bibRefCitation id="EFA04B2A4B1C6526FC1EFA10E567F9E6" author="San Martin PR" box="[1008,1287,1529,1551]" pageId="3" pageNumber="850" pagination="121 - 134" refId="ref11066" refString="San Martin PR. 1969. Descripcion de una nueva especie de Projapygidae del Uruguay y estudio de los cercos en la familia (Diplura). ReVista Brasileira de Biologia 29: 121 - 134." type="journal article" year="1969">San Martín, 1969: 127</bibRefCitation>
|
||
, fig. 14; San Martín, 1963). Fluid resin probably flowed over the pair of hexapods just as the dipluran was attacking.
|
||
</paragraph>
|
||
<paragraph id="8B8E36DB4B1C6526FCD5F99CE519F942" blockId="3.[827,1443,1653,1706]" pageId="3" pageNumber="850">
|
||
<emphasis id="B945EAC94B1C6526FCD5F99CE3A4F962" box="[827,964,1653,1674]" italics="true" pageId="3" pageNumber="850">Occurrence:</emphasis>
|
||
Mid-Cretaceous Burmese amber (latest Cenomanian) near Myitkyina, in
|
||
<collectingRegion id="49F5F8394B1C6526FB58F97DE515F942" box="[1206,1397,1684,1706]" country="Myanmar" name="Kachin" pageId="3" pageNumber="850">Kachin Province</collectingRegion>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B8E36DB4B1C6526FCD5F93AE48DF900" blockId="3.[827,1261,1746,1768]" box="[827,1261,1746,1768]" pageId="3" pageNumber="850">
|
||
<emphasis id="B945EAC94B1C6526FCD5F93AE3D2F900" box="[827,946,1747,1768]" italics="true" pageId="3" pageNumber="850">Diagnosis:</emphasis>
|
||
As for genus, by monotypy.
|
||
</paragraph>
|
||
<paragraph id="8B8E36DB4B1C6526FCD5F8C8E3A7F8D0" blockId="3.[827,967,1825,1848]" box="[827,967,1825,1848]" pageId="3" pageNumber="850">
|
||
<emphasis id="B945EAC94B1C6526FCD5F8C8E3A7F8D0" box="[827,967,1825,1848]" italics="true" pageId="3" pageNumber="850">Description</emphasis>
|
||
</paragraph>
|
||
<paragraph id="8B8E36DB4B1C6521FCD5F8A0E21DF880" blockId="3.[827,1061,1865,1887]" lastBlockId="4.[145,760,1812,1896]" lastPageId="4" lastPageNumber="851" pageId="3" pageNumber="850">
|
||
Sex unknown, adult.
|
||
<emphasis id="B945EAC94B1B6521FF7FF8FDE0B4F8C1" box="[145,212,1812,1833]" italics="true" pageId="4" pageNumber="851">Body:</emphasis>
|
||
Length
|
||
<quantity id="4CC99B3E4B1B6521FEAEF8FDE1CBF8C2" box="[320,427,1812,1834]" metricMagnitude="-3" metricUnit="m" metricValue="2.49" pageId="4" pageNumber="851" unit="mm" value="2.49">2.49 mm</quantity>
|
||
, slender. Cuticle altered by preservation, with no visible details. Clothing setae smooth; macrosetae (M) as indicated below.
|
||
</paragraph>
|
||
<caption id="DF4E66534B1B6521FF60F9AEE4E2F93B" ID-DOI="http://doi.org/10.5281/zenodo.8146872" ID-Zenodo-Dep="8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="4" pageNumber="851" startId="4.[142,221,1607,1629]" targetBox="[149,1419,198,1574]" targetPageId="4" targetType="figure">
|
||
<paragraph id="8B8E36DB4B1B6521FF60F9AEE4E2F93B" blockId="4.[142,1425,1607,1747]" pageId="4" pageNumber="851">
|
||
<emphasis id="B945EAC94B1B6521FF60F9AEE097F9B4" bold="true" box="[142,247,1607,1629]" pageId="4" pageNumber="851">Figure 2.</emphasis>
|
||
Holotype of
|
||
<taxonomicName id="4C314D584B1B6521FE6DF9AEE2C2F9B5" authority="Sánchez-García & Sendra & Davis & Grimaldi, 2023" authorityName="Sánchez-García & Sendra & Davis & Grimaldi" authorityYear="2023" box="[387,674,1607,1629]" class="Diplura" family="Projapygidae" genus="Electroprojapyx" higherTaxonomySource="GBIF" kingdom="Animalia" order="Diplura" pageId="4" pageNumber="851" phylum="Arthropoda" rank="species" species="alchemicus" status="gen. et sp. nov.">
|
||
<emphasis id="B945EAC94B1B6521FE6DF9AEE2C2F9B5" box="[387,674,1607,1629]" italics="true" pageId="4" pageNumber="851">Electroprojapyx alchemicus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A27657B24B1B6521FD46F9AEE321F9B5" box="[680,833,1607,1629]" pageId="4" pageNumber="851" rank="species">gen. et sp. nov.</taxonomicNameLabel>
|
||
(
|
||
<emphasis id="B945EAC94B1B6521FCA0F9AEE446F9B5" box="[846,1062,1607,1629]" italics="true" pageId="4" pageNumber="851">AMNH JZCBu-1957</emphasis>
|
||
) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B8E36DB4B1B6520FCC7F8FDE2DEFDC4" blockId="4.[809,1426,1812,1896]" lastBlockId="5.[163,779,197,556]" lastPageId="5" lastPageNumber="852" pageId="4" pageNumber="851">
|
||
<emphasis id="B945EAC94B1B6521FCC7F8FDE30DF8C1" box="[809,877,1812,1833]" italics="true" pageId="4" pageNumber="851">Head:</emphasis>
|
||
Length
|
||
<quantity id="4CC99B3E4B1B6521FC3CF8FDE458F8C2" box="[978,1080,1812,1834]" metricMagnitude="-4" metricUnit="m" metricValue="2.9" pageId="4" pageNumber="851" unit="mm" value="0.29">0.29 mm</quantity>
|
||
, 0.12× length of body; dorsum with few smooth setae. A structure that resembles a labial palpus protrudes from the inferior part of the head. Both antennae (
|
||
<figureCitation id="130A2A5E4B1A6520FE8EFF2CE1D4FF32" box="[352,436,197,219]" captionStart="Figure 2" captionStartId="4.[142,221,1607,1629]" captionTargetBox="[149,1419,198,1574]" captionTargetId="figure-75@4.[146,1422,195,1577]" captionTargetPageId="4" captionText="Figure 2. Holotype of Electroprojapyx alchemicus gen. et sp. nov. (AMNH JZCBu-1957) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B." figureDoi="http://doi.org/10.5281/zenodo.8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="5" pageNumber="852">Fig. 2D</figureCitation>
|
||
) complete (non-regenerated), elongate, reaching second abdominal segment, length
|
||
<quantity id="4CC99B3E4B1A6520FF4DFEEAE165FEF0" box="[163,261,259,280]" metricMagnitude="-3" metricUnit="m" metricValue="1.23" pageId="5" pageNumber="852" unit="mm" value="1.23">1.23 mm</quantity>
|
||
, 0.49× length of body, slightly tapered, with 27 antennomeres; antennomeres I and II subrectangular, distinctly longer than others, together
|
||
<quantity id="4CC99B3E4B1A6520FD79FEA9E366FEBD" box="[663,774,320,342]" metricMagnitude="-4" metricUnit="m" metricValue="1.5" pageId="5" pageNumber="852" unit="mm" value="0.15">0.15 mm</quantity>
|
||
, antennomere II somewhat swollen distally probably owing to preservation; antennomere III onwards moniliform; medial antennomeres length
|
||
<quantity id="4CC99B3E4B1A6520FD72FE75E366FE59" box="[668,774,412,434]" metricMagnitude="-5" metricUnit="m" metricValue="5.0" pageId="5" pageNumber="852" unit="mm" value="0.05">0.05 mm</quantity>
|
||
, width
|
||
<quantity id="4CC99B3E4B1A6520FF1DFE52E101FE38" box="[243,353,443,464]" metricMagnitude="-5" metricUnit="m" metricValue="3.0" pageId="5" pageNumber="852" unit="mm" value="0.03">0.03 mm</quantity>
|
||
; antennomeres II and III without secondary sexual characters, antennomere VII without pyriform sensillum; trichobothria not visible; whorls of setae poorly visible, the few visible setae smooth.
|
||
</paragraph>
|
||
<paragraph id="8B8E36DB4B1A6520FF4DFDBCE254FC12" blockId="5.[163,779,597,1018]" pageId="5" pageNumber="852">
|
||
<emphasis id="B945EAC94B1A6520FF4DFDBCE160FD82" box="[163,256,597,618]" italics="true" pageId="5" pageNumber="852">Thorax:</emphasis>
|
||
0.29× length of body; pronotum
|
||
<quantity id="4CC99B3E4B1A6520FD74FDBCE365FD83" box="[666,773,597,619]" metricMagnitude="-4" metricUnit="m" metricValue="1.7" pageId="5" pageNumber="852" unit="mm" value="0.17">0.17 mm</quantity>
|
||
, mesonotum
|
||
<quantity id="4CC99B3E4B1A6520FEC5FD9DE1EDFD61" box="[299,397,628,650]" metricMagnitude="-4" metricUnit="m" metricValue="2.5" pageId="5" pageNumber="852" unit="mm" value="0.25">0.25 mm</quantity>
|
||
, metanotum
|
||
<quantity id="4CC99B3E4B1A6520FDF0FD9DE2E0FD61" box="[542,640,628,649]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="5" pageNumber="852" unit="mm" value="0.3">0.30 mm</quantity>
|
||
. Macrosetae visible in anterior and posterior position in pro-, meso- and metanotum, exact pattern not discernible owing to preservation, all macrosetae long and with thin barbs along distal half or two-thirds of each macroseta. Legs slender and elongate, with metathoracic leg distinctly longer than others, reaching abdominal segment III; some segments of legs difficult to distinguish owing to preservation; femur longest segment; tibia and tarsus equal in length; tibia with two typical large, stout, simple calcar spurs near ventral apex; tarsus with few visible smooth setae on ventral side; pretarsus with subequal claws, empodium lacking.
|
||
</paragraph>
|
||
<paragraph id="8B8E36DB4B1A6520FF4DFBC4E29FF983" blockId="5.[163,779,1069,1643]" pageId="5" pageNumber="852">
|
||
<emphasis id="B945EAC94B1A6520FF4DFBC4E17BFBAA" box="[163,283,1069,1090]" italics="true" pageId="5" pageNumber="852">Abdomen:</emphasis>
|
||
Length
|
||
<quantity id="4CC99B3E4B1A6520FE65FBC4E198FBAB" box="[395,504,1069,1091]" metricMagnitude="-3" metricUnit="m" metricValue="1.48" pageId="5" pageNumber="852" unit="mm" value="1.48">1.48 mm</quantity>
|
||
, 0.59× length of body. Macrosetae anterior (A) and posterior (P) visible at least from tergites I to VI; macrosetae P visible from tergites VIII to X; all macrosetae long and with thin barbs along distal half or two-thirds of each macroseta. Sternite I with subcylindrical lateral subcoxal appendages, slightly tapered toward tip; styli present from sternites I to VII; measurements of styli and subcoxal appendage not possible owing to preservation; genital papilla not visible. Cercus (
|
||
<figureCitation id="130A2A5E4B1A6520FDCFFAA8E210FABE" box="[545,624,1345,1367]" captionStart="Figure 2" captionStartId="4.[142,221,1607,1629]" captionTargetBox="[149,1419,198,1574]" captionTargetId="figure-75@4.[146,1422,195,1577]" captionTargetPageId="4" captionText="Figure 2. Holotype of Electroprojapyx alchemicus gen. et sp. nov. (AMNH JZCBu-1957) in Cretaceous Burmese amber. A, photomicrographs of left ventrolateral habitus of the dipluran fossilized in a preying-and-spraying position with its prey. B, detail of cerci with arrows pointing to the secreted substance. C, camera lucida drawing of the specimen with the secreted filaments in red. D, detail of antennae of the dipluran with the Collembola between them. Abbreviations: b, bubble; scA, lateral subcoxal appendage; stII–stVII, stylus II–VII. Scale bars: 0.5 mm in A, C, D; 0.1 mm in B." figureDoi="http://doi.org/10.5281/zenodo.8146872" httpUri="https://zenodo.org/record/8146872/files/figure.png" pageId="5" pageNumber="852">Fig. 2B</figureCitation>
|
||
) short, length
|
||
<quantity id="4CC99B3E4B1A6520FF4DFA89E169FA9D" box="[163,265,1376,1397]" metricMagnitude="-4" metricUnit="m" metricValue="3.3" pageId="5" pageNumber="852" unit="mm" value="0.33">0.33 mm</quantity>
|
||
, 0.13× length of body, slender (segments not compacted), with greatest width in visible segment II, with at least seven segments (basal portion not clearly visible) not counting the infundibuliform complex, without tegumentary expansions or modified setae or other secondary sexual characters on inner side; visible segments I–VII with a distal whorl of smooth setae; visible segment VII terminating in a longitudinally striated excretory tube, the infundibuliform complex.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |