298 lines
49 KiB
XML
298 lines
49 KiB
XML
<document id="D9B96C2FE4DD6E832572809919479602" ID-DOI="10.5281/zenodo.195357" ID-GBIF-Dataset="7e6e70f5-6ff6-4ecc-8809-f221e202792b" ID-ISSN="1175-5326" ID-Zenodo-Dep="195357" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460226227769" checkinUser="plazi" docAuthor="Sidorov, Dmitry A., Holsinger, John R. & Takhteev, Vadim V." docDate="2010" docId="03C98791FFA6FFDBD080B68CFE8ECC42" docLanguage="en" docName="zt02478p058.pdf" docOrigin="Zootaxa 2478" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Stygobromus mikhaili Sidorov, Holsinger & Takhteev, 2010, n. sp." docType="treatment" docVersion="9" lastPageNumber="50" masterDocId="FFF0FFE9FFA3FFD2D017B01EFFC7C950" masterDocTitle="Two new species of the subterranean amphipod genus Stygobromus (Amphipoda: Crangonyctidae) from Siberia, with new data on Stygobromus pusillus (Martynov) and remarks on morphology and biogeographic relationships" masterLastPageNumber="58" masterPageNumber="41" pageNumber="46" updateTime="1698238428899" updateUser="plazi">
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<mods:title id="10B2339099100BD8C179E7E99E6E4A57">Two new species of the subterranean amphipod genus Stygobromus (Amphipoda: Crangonyctidae) from Siberia, with new data on Stygobromus pusillus (Martynov) and remarks on morphology and biogeographic relationships</mods:title>
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<mods:name id="B62DD4E8D7516DA5B63D4A30CB33A080" type="personal">
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<mods:namePart id="47035C0D24DDEF695F753558E84D1D7E">Sidorov, Dmitry A.</mods:namePart>
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<mods:roleTerm id="8917B66A715BC351DEBFF206641E326B">Author</mods:roleTerm>
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<mods:namePart id="4A7F0D4B62572A7395F2CE2718AD617B">Holsinger, John R.</mods:namePart>
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<mods:name id="479AE27282AF3D9D5723AC48DC148132" type="personal">
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<mods:roleTerm id="7F24549C64D66B806EC05B23A7675243">Author</mods:roleTerm>
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<mods:namePart id="6CB4248BE3AB308400125AA830276550">Takhteev, Vadim V.</mods:namePart>
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<mods:typeOfResource id="85F7CD6BE99435B89FFFCB3E58AF3B67">text</mods:typeOfResource>
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<mods:title id="3BF4F87C5038531B756880EBE7164070">Zootaxa</mods:title>
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<mods:part id="B3F4B017CE5C6EF1E79DF21297E03704">
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<mods:date id="586FB850816EBB2ED2B24D00D5028D84">2010</mods:date>
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<mods:detail id="203E220DE58D502F567AE27B9ACAF697" type="volume">
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<mods:number id="BAED61D936BDF98BE134A465386566C1">2478</mods:number>
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<mods:classification id="6D4974F33C8171DC3E9A66AC1955659C">journal article</mods:classification>
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<mods:identifier id="26A89D2A7E7BA91FC91ECB14BE22ED10" type="DOI">10.5281/zenodo.195357</mods:identifier>
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<mods:identifier id="49141A0DE8F7BEFD516D3ED3A39D4F5A" type="ISSN">1175-5326</mods:identifier>
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<treatment id="03C98791FFA6FFDBD080B68CFE8ECC42" ID-DOI="http://doi.org/10.5281/zenodo.6208711" ID-GBIF-Taxon="119386411" ID-Zenodo-Dep="6208711" LSID="urn:lsid:plazi:treatment:03C98791FFA6FFDBD080B68CFE8ECC42" httpUri="http://treatment.plazi.org/id/03C98791FFA6FFDBD080B68CFE8ECC42" lastPageId="9" lastPageNumber="50" pageId="5" pageNumber="46">
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<subSubSection id="C37A650CFFA6FFD7D080B68CFE04CF9F" pageId="5" pageNumber="46" type="nomenclature">
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<paragraph id="8BDF3687FFA6FFD7D080B68CFE2ECFFC" blockId="5.[151,489,1682,1743]" box="[151,489,1682,1708]" pageId="5" pageNumber="46">
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<heading id="D09781EBFFA6FFD7D080B68CFE2ECFFC" bold="true" box="[151,489,1682,1708]" fontSize="11" level="1" pageId="5" pageNumber="46" reason="1">
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<emphasis id="B914EA95FFA6FFD7D080B68CFE2ECFFC" bold="true" box="[151,489,1682,1708]" pageId="5" pageNumber="46">
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<taxonomicName id="4C604D04FFA6FFD7D080B68CFE67CFFC" ID-CoL="8FPFY" box="[151,416,1682,1708]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="46" phylum="Arthropoda" rank="species" species="mikhaili" status="sp. nov.">
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<emphasis id="B914EA95FFA6FFD7D080B68CFE67CFFC" bold="true" box="[151,416,1682,1708]" italics="true" pageId="5" pageNumber="46">Stygobromus mikhaili</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A22757EEFFA6FFD7D1B0B68CFE2ECFFC" box="[423,489,1682,1708]" pageId="5" pageNumber="46" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8BDF3687FFA6FFD7D080B6ABFE04CF9F" blockId="5.[151,489,1682,1743]" box="[151,451,1717,1743]" pageId="5" pageNumber="46">
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<figureCitation id="135B2A02FFA6FFD7D080B6ABFE85CF9F" box="[151,322,1717,1743]" captionStart-0="FIGURE 8" captionStart-1="FIGURES 9 – 21" captionStart-2="FIGURES 22 – 35" captionStartId-0="6.[151,255,594,618]" captionStartId-1="7.[151,270,1909,1933]" captionStartId-2="8.[151,271,1628,1652]" captionTargetBox-0="[540,1047,197,570]" captionTargetBox-1="[173,1431,189,1908]" captionTargetBox-2="[167,1411,200,1592]" captionTargetId-0="figure@6.[540,1047,197,570]" captionTargetId-1="figure@7.[151,1436,163,1908]" captionTargetId-2="figure@8.[151,1436,194,1607]" captionTargetPageId-0="6" captionTargetPageId-1="7" captionTargetPageId-2="8" captionText-0="FIGURE 8. Stygobromus mikhaili n. sp., male (2.6 mm) from left side (dorsal surface crumpled), SEM." captionText-1="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." captionText-2="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri-0="https://zenodo.org/record/195360/files/figure.png" httpUri-1="https://zenodo.org/record/195361/files/figure.png" httpUri-2="https://zenodo.org/record/195362/files/figure.png" pageId="5" pageNumber="46">Figures 8 – 35</figureCitation>
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,
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<figureCitation id="135B2A02FFA6FFD7D159B6ABFE04CF9F" box="[334,451,1717,1743]" captionStart="FIGURES 68 – 75" captionStartId="13.[151,272,1233,1257]" captionTargetBox="[437,1150,216,1192]" captionTargetId="figure@13.[415,1171,194,1212]" captionTargetPageId="13" captionText="FIGURES 68 – 75. (68, 70, 71): Stygobromus mikhaili n. sp., male (2.6 mm): (68) tip of antenna 2; (70) propodus of gnathopod 2; (71) squamiferous membrane along inner margin, idem. (69, 72 – 75): Stygobromus anastasiae n. sp., female (3.0 mm), male (2.8 mm): (69) tip of antenna 2, female; (72) propodus of gnathopod 1, male; (73) squamiferous membrane along inner margin, idem; (74) squamiferous membrane in base of nail, idem; (75) squamiferous membrane in base of nail, female. SEM." httpUri="https://zenodo.org/record/195366/files/figure.png" pageId="5" pageNumber="46">68, 70, 71</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C37A650CFFA6FFD7D080B6E1FB66CEFF" pageId="5" pageNumber="46" type="materials_examined">
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<paragraph id="8BDF3687FFA6FFD7D080B6E1FD93CEDA" blockId="5.[151,1436,1791,1967]" pageId="5" pageNumber="46">
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<emphasis id="B914EA95FFA6FFD7D080B6E1FE4BCE49" bold="true" box="[151,396,1791,1817]" pageId="5" pageNumber="46">Material examined.</emphasis>
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<typeStatus id="54DB8825FFA6FFD7D183B71EFDC1CE4A" box="[404,518,1792,1818]" pageId="5" pageNumber="46" type="holotype">Holotype</typeStatus>
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: female,
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<quantity id="4C989B62FFA6FFD7D267B71EFD09CE4A" box="[624,718,1792,1818]" metricMagnitude="-3" metricUnit="m" metricValue="2.8" pageId="5" pageNumber="46" unit="mm" value="2.8">2.8 mm</quantity>
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, 14/21sd-IBSS,
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<collectingCountry id="F3777617FFA6FFD7D399B71EFC18CE4A" box="[910,991,1792,1818]" name="Russia" pageId="5" pageNumber="46">Russia</collectingCountry>
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, Altay Rep., small spring on the right bank of the Chuya River,
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<quantity id="4C989B62FFA6FFD7D1D9B73BFDDDCE6F" box="[462,538,1829,1855]" metricMagnitude="2" metricUnit="m" metricValue="5.0" pageId="5" pageNumber="46" unit="m" value="500.0">500 m</quantity>
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below the Kyzyltash River mouth (50°13΄571ʺ N; 87°40΄322ʺ E),
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<date id="FFDE1047FFA6FFD7D52CB73BFF12CE34" pageId="5" pageNumber="46" value="2005-08-23">23 Aug. 2005</date>
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, collected by M.V. Chertoprud.
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<typeStatus id="54DB8825FFA6FFD7D246B754FD0FCE34" box="[593,712,1866,1892]" pageId="5" pageNumber="46" type="paratype">Paratypes</typeStatus>
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:
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<specimenCount id="9D66FD0EFFA6FFD7D2C4B754FCFDCE34" box="[723,826,1866,1892]" pageId="5" pageNumber="46" type="female">2 female</specimenCount>
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<typeStatus id="54DB8825FFA6FFD7D355B754FC75CE34" box="[834,946,1866,1892]" pageId="5" pageNumber="46" type="paratype">paratypes</typeStatus>
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(
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||
<quantity id="4C989B62FFA6FFD7D3D4B754FBE5CE34" box="[963,1058,1866,1892]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="5" pageNumber="46" unit="mm" value="3.5">3.5 mm</quantity>
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,
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<quantity id="4C989B62FFA6FFD7D438B754FB4BCE34" box="[1071,1164,1866,1892]" metricMagnitude="-3" metricUnit="m" metricValue="3.3" pageId="5" pageNumber="46" unit="mm" value="3.3">3.3 mm</quantity>
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) and
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<specimenCount id="9D66FD0EFFA6FFD7D4D9B754FAD9CE34" box="[1230,1310,1866,1892]" pageId="5" pageNumber="46" type="male">1 male</specimenCount>
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(
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<quantity id="4C989B62FFA6FFD7D539B754FA48CE34" box="[1326,1423,1866,1892]" metricMagnitude="-3" metricUnit="m" metricValue="2.6" pageId="5" pageNumber="46" unit="mm" value="2.6">2.6 mm</quantity>
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), 14/22sd-IBSS, same data as
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<typeStatus id="54DB8825FFA6FFD7D1F2B76EFD97CEDA" box="[485,592,1904,1930]" pageId="5" pageNumber="46" type="holotype">holotype</typeStatus>
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.
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</paragraph>
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<paragraph id="8BDF3687FFA6FFD7D0D1B78BFB66CEFF" blockId="5.[151,1436,1791,1967]" box="[198,1185,1941,1967]" pageId="5" pageNumber="46">
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Material for SEM. Male,
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<quantity id="4C989B62FFA6FFD7D1E7B78BFD8ACEFF" box="[496,589,1941,1967]" metricMagnitude="-3" metricUnit="m" metricValue="2.6" pageId="5" pageNumber="46" unit="mm" value="2.6">2.6 mm</quantity>
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, (1 stage with appendages), same data as
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<typeStatus id="54DB8825FFA6FFD7D424B78BFB5ACEFF" box="[1075,1181,1941,1967]" pageId="5" pageNumber="46" type="holotype">holotype</typeStatus>
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.
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</paragraph>
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</subSubSection>
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<caption id="DF1F660FFFA5FFD4D080B24CFB28CB39" box="[151,1263,594,618]" httpUri="https://zenodo.org/record/195360/files/figure.png" pageId="6" pageNumber="47" targetBox="[540,1047,197,570]" targetPageId="6">
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<paragraph id="8BDF3687FFA5FFD4D080B24CFB28CB39" blockId="6.[151,1263,594,618]" box="[151,1263,594,618]" pageId="6" pageNumber="47">
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<emphasis id="B914EA95FFA5FFD4D080B24CFEDDCB3A" bold="true" box="[151,282,594,618]" pageId="6" pageNumber="47">FIGURE 8.</emphasis>
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<taxonomicName id="4C604D04FFA5FFD4D137B24CFDC0CB39" box="[288,519,594,617]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="47" phylum="Arthropoda" rank="species" species="mikhaili" status="sp. nov.">
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<emphasis id="B914EA95FFA5FFD4D137B24CFDC0CB39" box="[288,519,594,617]" italics="true" pageId="6" pageNumber="47">Stygobromus mikhaili</emphasis>
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</taxonomicName>
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<emphasis id="B914EA95FFA5FFD4D219B24CFD8DCB3A" bold="true" box="[526,586,594,618]" pageId="6" pageNumber="47">
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<taxonomicNameLabel id="A22757EEFFA5FFD4D219B24CFD8DCB3A" box="[526,586,594,618]" pageId="6" pageNumber="47" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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, male (2.6 mm) from left side (dorsal surface crumpled), SEM.
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</paragraph>
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</caption>
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<subSubSection id="C37A650CFFA5FFD4D0D1B28CFE4BCDE7" pageId="6" pageNumber="47" type="diagnosis">
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<paragraph id="8BDF3687FFA5FFD4D0D1B28CFD8BCA37" blockId="6.[151,1437,658,2028]" pageId="6" pageNumber="47">
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<emphasis id="B914EA95FFA5FFD4D0D1B28CFE81CBFC" bold="true" box="[198,326,658,684]" pageId="6" pageNumber="47">Diagnosis.</emphasis>
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Small, eyeless, unpigmented, subterranean species (
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<figureCitation id="135B2A02FFA5FFD4D3EAB28CFB97CBFC" box="[1021,1104,658,684]" captionStart="FIGURE 8" captionStartId="6.[151,255,594,618]" captionTargetBox="[540,1047,197,570]" captionTargetId="figure@6.[540,1047,197,570]" captionTargetPageId="6" captionText="FIGURE 8. Stygobromus mikhaili n. sp., male (2.6 mm) from left side (dorsal surface crumpled), SEM." httpUri="https://zenodo.org/record/195360/files/figure.png" pageId="6" pageNumber="47">Fig. 8</figureCitation>
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) of stygomorphic facies, distinguished by stout maxilliped palp armed with bifid setae; propodus of female gnathopod 1 approximately equal in size to that of gnathopod 2 but differing slightly; propodi of male gnathopods proportionately larger; propodus of male gnathopod 1 armed with 6 spines at defining angle, that of gnathopod 2 with 4 such spines. Paired median sternal gills on pereonites 2–4, and 1 pair of simple lateral sternal gills on pereonite 7. Largest female
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<quantity id="4C989B62FFA5FFD4D0F9B353FE8DCA37" box="[238,330,845,871]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="6" pageNumber="47" unit="mm" value="3.5">3.5 mm</quantity>
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, largest male
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<quantity id="4C989B62FFA5FFD4D1FCB353FD8FCA37" box="[491,584,845,871]" metricMagnitude="-3" metricUnit="m" metricValue="2.6" pageId="6" pageNumber="47" unit="mm" value="2.6">2.6 mm</quantity>
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.
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</paragraph>
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<paragraph id="8BDF3687FFA5FFD4D0D3B36CFE4BCDE7" blockId="6.[151,1437,658,2028]" pageId="6" pageNumber="47">
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Further differentiated from
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<taxonomicName id="4C604D04FFA5FFD4D21EB36CFD45CADB" box="[521,642,882,907]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="47" phylum="Arthropoda" rank="species" species="pusillus">
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<emphasis id="B914EA95FFA5FFD4D21EB36CFD45CADB" box="[521,642,882,907]" italics="true" pageId="6" pageNumber="47">S. pusillus</emphasis>
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</taxonomicName>
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(see above), geographically the nearest other known species in the genus, as follows: all spines on outer plate of maxilla 1 equal in length; row of plumose setae on inner plate of maxilla 2 narrowing apically and with 4 plumose seta (as opposed to inner plate of maxilla 2 of
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<taxonomicName id="4C604D04FFA5FFD4D50EB3A3FA53CA86" box="[1305,1428,957,982]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="47" phylum="Arthropoda" rank="species" species="pusillus">
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<emphasis id="B914EA95FFA5FFD4D50EB3A3FA53CA86" box="[1305,1428,957,982]" italics="true" pageId="6" pageNumber="47">S. pusillus</emphasis>
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</taxonomicName>
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, which is rounded but not tapered and bears fewer plumose setae); inner lobes of lower lip pronounced as opposed to vestigial lobes in
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<taxonomicName id="4C604D04FFA5FFD4D212B416FD41CD71" box="[517,646,1032,1057]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="47" phylum="Arthropoda" rank="species" species="pusillus">
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<emphasis id="B914EA95FFA5FFD4D212B416FD41CD71" box="[517,646,1032,1057]" italics="true" pageId="6" pageNumber="47">S. pusillus</emphasis>
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||
</taxonomicName>
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; propodus of female gnathopod 1 little larger than propodus of gnathopod 2 (that of
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<taxonomicName id="4C604D04FFA5FFD4D187B433FDCECD16" box="[400,521,1069,1094]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="47" phylum="Arthropoda" rank="species" species="pusillus">
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<emphasis id="B914EA95FFA5FFD4D187B433FDCECD16" box="[400,521,1069,1094]" italics="true" pageId="6" pageNumber="47">S. pusillus</emphasis>
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||
</taxonomicName>
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||
is a little smaller); propodi of female gnathopods bearing few more spines at defining angle of palms than propodi of
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<taxonomicName id="4C604D04FFA5FFD4D260B44CFD37CD3B" box="[631,752,1106,1131]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="47" phylum="Arthropoda" rank="species" species="pusillus">
|
||
<emphasis id="B914EA95FFA5FFD4D260B44CFD37CD3B" box="[631,752,1106,1131]" italics="true" pageId="6" pageNumber="47">S. pusillus</emphasis>
|
||
</taxonomicName>
|
||
; dactyl of pereopod 7 shorter than that of
|
||
<taxonomicName id="4C604D04FFA5FFD4D4F0B44CFAA6CD3B" box="[1255,1377,1106,1131]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="47" phylum="Arthropoda" rank="species" species="pusillus">
|
||
<emphasis id="B914EA95FFA5FFD4D4F0B44CFAA6CD3B" box="[1255,1377,1106,1131]" italics="true" pageId="6" pageNumber="47">S. pusillus</emphasis>
|
||
</taxonomicName>
|
||
; and telson bearing few more apical spines. In addition, the body surface of
|
||
<taxonomicName id="4C604D04FFA5FFD4D415B466FB42CDC1" box="[1026,1157,1144,1169]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="47" phylum="Arthropoda" rank="species" species="mikhaili" status="sp. nov.">
|
||
<emphasis id="B914EA95FFA5FFD4D415B466FB42CDC1" box="[1026,1157,1144,1169]" italics="true" pageId="6" pageNumber="47">S. mikhaili</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A22757EEFFA5FFD4D499B469FB13CDC2" box="[1166,1236,1143,1170]" pageId="6" pageNumber="47" rank="species">
|
||
<emphasis id="B914EA95FFA5FFD4D499B469FB0CCDC1" bold="true" box="[1166,1227,1143,1169]" pageId="6" pageNumber="47">n. sp</emphasis>
|
||
.
|
||
</taxonomicNameLabel>
|
||
is more densely covered by sensillae.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37A650CFFA5FFDBD0D1B4DCFC15CACC" lastPageId="9" lastPageNumber="50" pageId="6" pageNumber="47" type="description">
|
||
<paragraph id="8BDF3687FFA5FFD4D0D1B4DCFC0ACFB7" blockId="6.[151,1437,658,2028]" pageId="6" pageNumber="47">
|
||
<emphasis id="B914EA95FFA5FFD4D0D1B4DCFE99CD8C" bold="true" box="[198,350,1218,1244]" pageId="6" pageNumber="47">Description.</emphasis>
|
||
<emphasis id="B914EA95FFA5FFD4D171B4DCFE79CD8B" box="[358,446,1218,1243]" italics="true" pageId="6" pageNumber="47">Female</emphasis>
|
||
(
|
||
<quantity id="4C989B62FFA5FFD4D1D9B4DCFDE8CD8C" box="[462,559,1218,1244]" metricMagnitude="-3" metricUnit="m" metricValue="2.8" pageId="6" pageNumber="47" unit="mm" value="2.8">2.8 mm</quantity>
|
||
). Antenna 1 (
|
||
<figureCitation id="135B2A02FFA5FFD4D2D9B4DCFCD3CD8C" box="[718,788,1218,1244]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 9</figureCitation>
|
||
) 30 % length of body, about 50 % longer than antenna 2; peduncular segment 1 bearing 2 plumose seta; primary flagellum with 10 segments, all but terminal segment bearing lanceolate aesthetascs accompanied by setae. Antenna 2 (
|
||
<figureCitation id="135B2A02FFA5FFD4D447B513FB76CC77" box="[1104,1201,1293,1319]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 10</figureCitation>
|
||
): flagellum with 4 segments. Mandibles subequal: left (
|
||
<figureCitation id="135B2A02FFA5FFD4D254B52CFD5FCC1C" box="[579,664,1330,1356]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 12</figureCitation>
|
||
) with or 5-dentate incisor and lacinia mobilis, spine row with 2–4 serrated spines, molar triturative, with plumose seta; right mandible (
|
||
<figureCitation id="135B2A02FFA5FFD4D3F9B546FB8FCC22" box="[1006,1096,1368,1394]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 13</figureCitation>
|
||
) with 5-dentate incisor and trifurcate lacinia mobilis and spine row with 2 serrated spines; molar triturative with plumose seta; segment 2 of palp broad with 2 long setae accompanied by row of setules, segment 3 shorter than segment 2 and bearing 1 A-seta, 3 D-setae and 3 E-setae. Lower lip (
|
||
<figureCitation id="135B2A02FFA5FFD4D2A3B5D6FCCECCB2" box="[692,777,1480,1506]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 14</figureCitation>
|
||
) with small inner lobes. Maxilla 1 (
|
||
<figureCitation id="135B2A02FFA5FFD4D4A6B5D6FACFCCB2" box="[1201,1288,1480,1506]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 11</figureCitation>
|
||
): inner plate small and tapered apically, with 2 plumose setae; outer plate with 7 serrated spines; palp segment 2 about 30 % longer than segment 1 and bearing 4–5 stiff setae on apex. Maxilla 2 (
|
||
<figureCitation id="135B2A02FFA5FFD4D41DB60CFBA2CF7C" box="[1034,1125,1554,1580]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 17</figureCitation>
|
||
): inner plate broader than outer plate, with oblique row of 4 plumose setae on inner margin toward apex; outer plate with 8 slender setae apically. Lateralia (
|
||
<figureCitation id="135B2A02FFA5FFD4D196B643FE1DCF27" box="[385,474,1629,1655]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 16</figureCitation>
|
||
) subquadrate, with 6 weakly barbed spines and 4 simple stiff setae. Maxilliped (
|
||
<figureCitation id="135B2A02FFA5FFD4D088B69CFF30CFCC" box="[159,247,1666,1692]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 15</figureCitation>
|
||
): inner plate with 4 serrated spines and 2 naked setae apically; outer plate with row of naked setae on inner margin and apex; palp segment 2 broad and twice length of segment 1, inner margin armed with row of stiff setae, some bifid; nail of dactyl (palp segment 4) sharply pointed.
|
||
</paragraph>
|
||
<paragraph id="8BDF3687FFA5FFDAD0D3B6ECFBD8CE6C" blockId="6.[151,1437,658,2028]" lastBlockId="8.[151,1437,1757,2036]" lastPageId="8" lastPageNumber="49" pageId="6" pageNumber="47">
|
||
Gnathopod 1 (
|
||
<figureCitation id="135B2A02FFA5FFD4D165B6ECFE0ACE5C" box="[370,461,1778,1804]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 18</figureCitation>
|
||
): coxal plate subrectangular, bearing 2 long setae on ventral margin; basis stout, with 3 long setae on posterior margin and with 2 long and 2 short setae on inner face; propodus subequal in size to that of gnathopod 2; palm straight and equal in length to posterior margin, armed with 1 long distally notched spine tooth and 5 shorter distally notched spine teeth on defining angle; posterior margin straight with two bifid setae; dactyl with 1 median seta on the inner face and 2 seta near base of nail. Gnathopod 2 (
|
||
<figureCitation id="135B2A02FFA5FFD4D520B796FA49CEF2" box="[1335,1422,1928,1954]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="6" pageNumber="47">Fig. 19</figureCitation>
|
||
): coxal plate deeper than broad, bearing 2 setae on ventral margin; basis slightly curved, with 3 long setae on posterior margin and 1 long seta on inner face; palm of propodus slightly convex and equal in length to posterior margin, armed with 1 long, distally notched spine tooth and 3 short distally notched spine teeth on defining angle; posterior margin straight and bearing two sets of 2 long setae, ventral setae and several shorter ones; dactyl with 1 median seta on the inner face and 2 seta near base of nail.
|
||
</paragraph>
|
||
<caption id="DF1F660FFFA4FFD5D080B76BFBDECE9C" httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="7" pageNumber="48" targetBox="[173,1431,189,1908]" targetPageId="7">
|
||
<paragraph id="8BDF3687FFA4FFD5D080B76BFBDECE9C" blockId="7.[151,1436,1909,1996]" pageId="7" pageNumber="48">
|
||
<emphasis id="B914EA95FFA4FFD5D080B76BFE96CEDD" bold="true" box="[151,337,1909,1933]" pageId="7" pageNumber="48">FIGURES 9–21.</emphasis>
|
||
<taxonomicName id="4C604D04FFA4FFD5D14EB768FD85CEDD" box="[345,578,1910,1933]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="48" phylum="Arthropoda" rank="species" species="mikhaili" status="sp. nov.">
|
||
<emphasis id="B914EA95FFA4FFD5D14EB768FD85CEDD" box="[345,578,1910,1933]" italics="true" pageId="7" pageNumber="48">Stygobromus mikhaili</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B914EA95FFA4FFD5D25EB76BFD41CEDD" bold="true" box="[585,646,1909,1933]" pageId="7" pageNumber="48">
|
||
<taxonomicNameLabel id="A22757EEFFA4FFD5D25EB76BFD41CEDD" box="[585,646,1909,1933]" pageId="7" pageNumber="48" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF1F660FFFABFFDAD080B642FB5ECFE4" httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="8" pageNumber="49" targetBox="[167,1411,200,1592]" targetPageId="8">
|
||
<paragraph id="8BDF3687FFABFFDAD080B642FB5ECFE4" blockId="8.[151,1437,1628,1716]" pageId="8" pageNumber="49">
|
||
<emphasis id="B914EA95FFABFFDAD080B642FEA7CF24" bold="true" box="[151,352,1628,1652]" pageId="8" pageNumber="49">FIGURES 22–35.</emphasis>
|
||
<taxonomicName id="4C604D04FFABFFDAD17FB643FD94CF24" box="[360,595,1629,1652]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="49" phylum="Arthropoda" rank="species" species="mikhaili" status="sp. nov.">
|
||
<emphasis id="B914EA95FFABFFDAD17FB643FD94CF24" box="[360,595,1629,1652]" italics="true" pageId="8" pageNumber="49">Stygobromus mikhaili</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B914EA95FFABFFDAD24CB642FD5FCF24" bold="true" box="[603,664,1628,1652]" pageId="8" pageNumber="49">
|
||
<taxonomicNameLabel id="A22757EEFFABFFDAD24CB642FD5FCF24" box="[603,664,1628,1652]" pageId="8" pageNumber="49" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1–3. Scale bars 0.1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8BDF3687FFABFFDBD0D3B75BFC4BC872" blockId="8.[151,1437,1757,2036]" lastBlockId="9.[151,1437,152,1298]" lastPageId="9" lastPageNumber="50" pageId="8" pageNumber="49">
|
||
Pereopods 3 and 4 (
|
||
<figureCitation id="135B2A02FFABFFDAD1BDB75BFDE8CE0F" box="[426,559,1861,1887]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="8" pageNumber="49">Figs 22, 23</figureCitation>
|
||
) longer than pereopod 5 but shorter than pereopod 6 and subsimilar except for few details as noted; coxa of pereopod 3 pear-shaped, with 2 setae on ventral margin, basis bearing 3 long marginal setae; coxa of pereopod 4 broader, posterior margin slightly concave, ventral margin slightly convex, with 3 short setae; basis with 1 long seta; dactyli about 50 % length of corresponding propodi. Pereopods 5–7 (
|
||
<figureCitation id="135B2A02FFABFFDAD0B7B7C4FEFECEA4" box="[160,313,2010,2036]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="8" pageNumber="49">Figs 24–26</figureCitation>
|
||
): 6 longer than 5 and 7, bases with convex posterior margins and short marginal setae, distoposterior lobes well defined; dactyli of pereopods 6 and 7 50–55 % length of corresponding propodi, that of pereopod 5 abut 65 % length of corresponding propodus. Coxal gills on pereopods 2–6 stalked and subovate. Paired median sternal gills on pereonites 2–4, 1 pair lateral sternal gills on pereonite 7 (
|
||
<figureCitation id="135B2A02FFAAFFDBD523B0FCFA48C9AC" box="[1332,1423,226,252]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="9" pageNumber="50">Fig. 27</figureCitation>
|
||
). Oostegites on pereopods 2–5 sublinear with long marginal setae.
|
||
</paragraph>
|
||
<paragraph id="8BDF3687FFAAFFDBD0D3B133FDD5CBC7" blockId="9.[151,1437,152,1298]" pageId="9" pageNumber="50">
|
||
Pleonal plates 1–3 (
|
||
<figureCitation id="135B2A02FFAAFFDBD1ACB133FDDCC817" box="[443,539,301,327]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="9" pageNumber="50">Fig. 28</figureCitation>
|
||
): posterior margins nearly straight, with 1 seta each well above broadly rounded corners; ventral margin of plate 3 with 1 spine. Pleopods 1–3 (
|
||
<figureCitation id="135B2A02FFAAFFDBD3EDB14CFB4EC83C" box="[1018,1161,338,364]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="9" pageNumber="50">Figs 33–35</figureCitation>
|
||
): peduncular segments with 2 coupling spines (retinaculae) each; rami fringed with plumose setae; pleopod 3 shorter than pleopods 1 and 2, with reduced number of segments in outer ramus. Urosomites free, with pronounced commissures, bearing sparse setae on dorsal face. Uropod 1(
|
||
<figureCitation id="135B2A02FFAAFFDBD2ABB1DCFCDDC88C" box="[700,794,450,476]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="9" pageNumber="50">Fig. 29</figureCitation>
|
||
): inner ramus subequal in length to outer ramus, rami about 75 % length of peduncle; peduncle with 5 spines; inner ramus with 5 spines, outer ramus with 6 or 7 spines. Uropod 2 (
|
||
<figureCitation id="135B2A02FFAAFFDBD17BB213FE03CB77" box="[364,452,525,551]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="9" pageNumber="50">Fig. 30</figureCitation>
|
||
): inner and outer rami subequal in length and a little shorter than peduncle; peduncle armed with 3 spines. Uropod 3 (
|
||
<figureCitation id="135B2A02FFAAFFDBD21BB22CFDA4CB1C" box="[524,611,562,588]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="9" pageNumber="50">Fig. 31</figureCitation>
|
||
): ramus about 50 % length of peduncle, armed with 4 prominent apical spines. Telson (
|
||
<figureCitation id="135B2A02FFAAFFDBD142B246FE68CB22" box="[341,431,600,626]" captionStart="FIGURES 22 – 35" captionStartId="8.[151,271,1628,1652]" captionTargetBox="[167,1411,200,1592]" captionTargetId="figure@8.[151,1436,194,1607]" captionTargetPageId="8" captionText="FIGURES 22 – 35. Stygobromus mikhaili n. sp., female, holotype: (22) pereopod 3; (23) pereopod 4; (24) pereopod 5; (25) pereopod 6; (26) pereopod 7; (27) pereonite 7 coxal gill; (28) pleonal plates; (29) uropod 1; (30) uropod 2; (31) uropod 3; (32) telson. Female paratype (3.3 mm): (33, 34, 35) pleopods 1 – 3. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195362/files/figure.png" pageId="9" pageNumber="50">Fig. 32</figureCitation>
|
||
) subquadrate, apical margin slightly convex and armed with 10 prominent spines, some as long as the telson itself.
|
||
</paragraph>
|
||
<paragraph id="8BDF3687FFAAFFDBD0D3B2BCFC15CACC" blockId="9.[151,1437,152,1298]" pageId="9" pageNumber="50">
|
||
<emphasis id="B914EA95FFAAFFDBD0D3B2BCFEC6CBEB" box="[196,257,674,699]" italics="true" pageId="9" pageNumber="50">Male</emphasis>
|
||
(
|
||
<quantity id="4C989B62FFAAFFDBD106B2BCFEB4CBEC" box="[273,371,674,700]" metricMagnitude="-3" metricUnit="m" metricValue="2.6" pageId="9" pageNumber="50" unit="mm" value="2.6">2.6 mm</quantity>
|
||
). Gnathopod 1 (
|
||
<figureCitation id="135B2A02FFAAFFDBD223B2BCFD57CBEC" box="[564,656,674,700]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="9" pageNumber="50">Fig. 20</figureCitation>
|
||
): propodus little shorter than that of gnathopod 2; palmar margin slightly concave and little longer than posterior margin, armed with 1 long distally notched spine tooth and 2 short distally notched spine teeth on defining angle; posterior margin convex and with two setae; dactyl with 1 median seta each on inner and outer margins. Gnathopod 2 (
|
||
<figureCitation id="135B2A02FFAAFFDBD34CB30CFC74CA7C" box="[859,947,786,812]" captionStart="FIGURES 9 – 21" captionStartId="7.[151,270,1909,1933]" captionTargetBox="[173,1431,189,1908]" captionTargetId="figure@7.[151,1436,163,1908]" captionTargetPageId="7" captionText="FIGURES 9 – 21. Stygobromus mikhaili n. sp., female, holotype: (9) antenna 1; (10) antenna 2; (11) maxilla 1; (12, 13) left and right mandible; (14) lower lip; (15) maxilliped; (16) lateralia; (17) maxilla 2; (18) gnathopod 1; (19) gnathopod 2. Male paratype (2.6 mm): (20) gnathopod 1; (21) gnathopod 2. Scale bars 0.1 mm." httpUri="https://zenodo.org/record/195361/files/figure.png" pageId="9" pageNumber="50">Fig. 21</figureCitation>
|
||
): palmar margin slightly convex and subequal in length to posterior margin, armed with 1 long distally notched spine tooth, 2 short distally notched spine teeth and 2 long setae at defining angle; posterior margin straight with two sets of 2 setae each; dactyl similar to that of gnathopod 1. Uropod 1 lacking a peduncular process.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37A650CFFAAFFDBD0D1B3B9FB63CAB7" pageId="9" pageNumber="50" type="materials_examined">
|
||
<paragraph id="8BDF3687FFAAFFDBD0D1B3B9FB63CAB7" blockId="9.[151,1437,152,1298]" pageId="9" pageNumber="50">
|
||
<emphasis id="B914EA95FFAAFFDBD0D1B3B9FEAACA91" bold="true" box="[198,365,935,961]" pageId="9" pageNumber="50">
|
||
<typeStatus id="54DB8825FFAAFFDBD0D1B3B9FEC3CA91" box="[198,260,935,961]" pageId="9" pageNumber="50">Type</typeStatus>
|
||
locality.
|
||
</emphasis>
|
||
A small nameless spring (50°13΄571ʺ N; 87°40΄322ʺ E) on right bank of the Chuya River,
|
||
<quantity id="4C989B62FFAAFFDBD080B3D3FF26CAB7" box="[151,225,973,999]" metricMagnitude="2" metricUnit="m" metricValue="5.0" pageId="9" pageNumber="50" unit="m" value="500.0">500 m</quantity>
|
||
below mouth of the Kyzyltash River, in the Altay Republic of
|
||
<collectingCountry id="F3777617FFAAFFDBD3D4B3D3FBD6CAB7" box="[963,1041,973,999]" name="Russia" pageId="9" pageNumber="50">Russia</collectingCountry>
|
||
(see
|
||
<figureCitation id="135B2A02FFAAFFDBD458B3D3FB54CAB7" box="[1103,1171,973,999]" captionStart="FIGURE 1" captionStartId="1.[151,256,1796,1820]" captionTargetBox="[221,1375,350,1741]" captionTargetId="figure@1.[192,1395,298,1773]" captionTargetPageId="1" captionText="FIGURE 1. Distribution of Stygobromus in Central Asia: (1) S. pusillus (Martynov) in the Biya River and Teletskoye Lake; (2) S. mikhaili n. sp. in the Chuya River basin; (3) S. anastasiae n. sp. in the Angara River basin; (4) S. kazakhstanica Kulkina in the Chernaya River basin." httpUri="https://zenodo.org/record/195358/files/figure.png" pageId="9" pageNumber="50">Fig. 1</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37A650CFFAAFFDBD0D1B3ECFB66CD62" pageId="9" pageNumber="50" type="etymology">
|
||
<paragraph id="8BDF3687FFAAFFDBD0D1B3ECFB66CD62" blockId="9.[151,1437,152,1298]" pageId="9" pageNumber="50">
|
||
<emphasis id="B914EA95FFAAFFDBD0D1B3ECFE94CD5C" bold="true" box="[198,339,1010,1036]" pageId="9" pageNumber="50">Etymology.</emphasis>
|
||
It is a pleasure to name this new species in honor of our colleague hydrobiologist Mikhail Chertoprud in the Department of Biological Sciences, Moscow State University,
|
||
<collectingCountry id="F3777617FFAAFFDBD45CB406FB5ACD62" box="[1099,1181,1048,1074]" name="Russia" pageId="9" pageNumber="50">Russia</collectingCountry>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37A650CFFAAFFDBD0D1B423FE8ECC42" pageId="9" pageNumber="50" type="distribution">
|
||
<paragraph id="8BDF3687FFAAFFDBD0D1B423FE8ECC42" blockId="9.[151,1437,152,1298]" pageId="9" pageNumber="50">
|
||
<emphasis id="B914EA95FFAAFFDBD0D1B423FDD7CD07" bold="true" box="[198,528,1085,1111]" pageId="9" pageNumber="50">Distribution and ecology.</emphasis>
|
||
<taxonomicName id="4C604D04FFAAFFDBD237B423FCE1CD06" box="[544,806,1085,1110]" class="Malacostraca" family="Crangonyctidae" genus="Stygobromus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="50" phylum="Arthropoda" rank="species" species="mikhaili" status="sp. nov.">
|
||
<emphasis id="B914EA95FFAAFFDBD237B423FCE1CD06" box="[544,806,1085,1110]" italics="true" pageId="9" pageNumber="50">Stygobromus mikhaili</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B914EA95FFAAFFDBD321B423FC46CD07" bold="true" box="[822,897,1085,1111]" pageId="9" pageNumber="50">
|
||
<taxonomicNameLabel id="A22757EEFFAAFFDBD321B423FC46CD07" box="[822,897,1085,1111]" pageId="9" pageNumber="50" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
is known to date only from an outlet of subterranean groundwater on the right bank of the Chuya River in the Altay Mountains (
|
||
<figureCitation id="135B2A02FFAAFFDBD4C4B47CFADDCD2C" box="[1235,1306,1122,1148]" captionStart="FIGURE 1" captionStartId="1.[151,256,1796,1820]" captionTargetBox="[221,1375,350,1741]" captionTargetId="figure@1.[192,1395,298,1773]" captionTargetPageId="1" captionText="FIGURE 1. Distribution of Stygobromus in Central Asia: (1) S. pusillus (Martynov) in the Biya River and Teletskoye Lake; (2) S. mikhaili n. sp. in the Chuya River basin; (3) S. anastasiae n. sp. in the Angara River basin; (4) S. kazakhstanica Kulkina in the Chernaya River basin." httpUri="https://zenodo.org/record/195358/files/figure.png" pageId="9" pageNumber="50">Fig. 1</figureCitation>
|
||
) of southcentral
|
||
<collectingCountry id="F3777617FFAAFFDBD0E4B496FE8FCDF2" box="[243,328,1160,1186]" name="Russia" pageId="9" pageNumber="50">Russia</collectingCountry>
|
||
. The small, nameless spring is apparently a hypotelminorheic habitat (see
|
||
<bibRefCitation id="EFF14B76FFAAFFDBD4CBB496FF12CD97" author="Culver" pageId="9" pageNumber="57" refString="Culver, D. C. & Pipan, T. (2009) The biology of caves and other subterranean habitats. Oxford University Press Inc., New York, 254 pp." type="book" year="2009">Culver & Pipan 2009</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="EFF14B76FFAAFFDBD0F5B4B3FE5DCD97" author="Holsinger" box="[226,410,1197,1223]" pageId="9" pageNumber="57" refString="Holsinger, J. R. (2009) Three new species of the subterranean amphipod crustacean genus Stygobromus (Crangonyctidae) from the District of Columbia, Maryland, and Virginia. In: Roble, S. M. & Mitchell, J. C. (Eds.), A lifetime of contributions to Myriapodology and the Natural History of Virginia; a festschrift in honor of Richard L. Hoffman's 80 th birthday. Virginia Museum of Natural History, Martinsville, pp. 261 - 276." type="book chapter" year="2009">Holsinger 2009</bibRefCitation>
|
||
) consisting of small groundwater outlets at a depth of
|
||
<quantity id="4C989B62FFAAFFDBD437B4B3FBBECD97" box="[1056,1145,1197,1223]" metricMagnitude="-2" metricUnit="m" metricValue="6.0" metricValueMax="7.0" metricValueMin="5.0" pageId="9" pageNumber="50" unit="cm" value="6.0" valueMax="7.0" valueMin="5.0">5–7 cm</quantity>
|
||
in a substrate consisting of stones overgrown with moss. Mature females with well developed brood plates but without eggs or larvae were collected.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |