589 lines
70 KiB
XML
589 lines
70 KiB
XML
<document ID-DOI="10.1080/00222933.2022.2078241" ID-ISSN="1464-5262" ID-Zenodo-Dep="7087076" ID-ZooBank="9DF27EA5-D5DD-4010-9092-CB6BB358E6B7" checkinTime="1663359014606" checkinUser="plazi" docAuthor="Marrón-Becerra, Aurora & Hermoso-Salazar, Margarita" docDate="2022" docId="0207BC208C5B7B5BCBCCFDE54E53F971" docLanguage="en" docName="JNATHIST.56.25-28.1215-1263.pdf" docOrigin="Journal of Natural History 56 (25 - 28)" docSource="http://dx.doi.org/10.1080/00222933.2022.2078241" docStyle="DocumentStyle:3C762F9783B768A90048B82ACD135A62.3:JNatHist.2017-.journal_article.0cover" docStyleId="3C762F9783B768A90048B82ACD135A62" docStyleName="JNatHist.2017-.journal_article.0cover" docStyleVersion="3" docTitle="Hyalella viviannae Marrón-Becerra & Hermoso-Salazar 2022, sp. nov." docType="treatment" docVersion="3" lastPageNumber="1238" masterDocId="FE3EC4588C4A7B4CCA22FF924F5DFFB1" masterDocTitle="Morphological comparison and description of five new species of Hyalella (Crustacea: Amphipoda) from Veracruz and Mexico City" masterLastPageNumber="1263" masterPageNumber="1215" pageNumber="1232" updateTime="1663786623442" updateUser="jonas" zenodo-license-document="CLOSED">
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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>Morphological comparison and description of five new species of Hyalella (Crustacea: Amphipoda) from Veracruz and Mexico City</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>Marrón-Becerra, Aurora</mods:namePart>
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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>Hermoso-Salazar, Margarita</mods:namePart>
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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>Journal of Natural History</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2022</mods:date>
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||
<mods:detail type="pubDate">
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<mods:number>2022-09-13</mods:number>
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</mods:detail>
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||
<mods:detail type="volume">
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<mods:number>56</mods:number>
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</mods:detail>
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<mods:detail type="issue">
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<mods:number>25 - 28</mods:number>
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||
</mods:detail>
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<mods:extent unit="page">
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<mods:start>1215</mods:start>
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<mods:end>1263</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.1080/00222933.2022.2078241</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">10.1080/00222933.2022.2078241</mods:identifier>
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<mods:identifier type="ISSN">1464-5262</mods:identifier>
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<mods:identifier type="Zenodo-Dep">7087076</mods:identifier>
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<mods:identifier type="ZooBank">9DF27EA5-D5DD-4010-9092-CB6BB358E6B7</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:plazi:treatment:0207BC208C5B7B5BCBCCFDE54E53F971" httpUri="http://treatment.plazi.org/id/0207BC208C5B7B5BCBCCFDE54E53F971" lastPageId="23" lastPageNumber="1238" pageId="17" pageNumber="1232">
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<subSubSection box="[494,821,631,657]" pageId="17" pageNumber="1232" type="nomenclature">
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||
<paragraph blockId="17.[494,821,631,657]" box="[494,821,631,657]" pageId="17" pageNumber="1232">
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||
<heading box="[494,821,631,657]" centered="true" fontSize="11" level="2" pageId="17" pageNumber="1232" reason="5">
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||
<taxonomicName authority="Marrón-Becerra & Hermoso-Salazar, 2022" authorityName="Marrón-Becerra & Hermoso-Salazar" authorityYear="2022" box="[494,722,631,657]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="17" pageNumber="1232" phylum="Arthropoda" rank="species" species="viviannae" status="sp. nov.">
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<emphasis bold="true" box="[494,722,631,657]" italics="true" pageId="17" pageNumber="1232">Hyalella viviannae</emphasis>
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</taxonomicName>
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<taxonomicNameLabel box="[730,821,631,657]" pageId="17" pageNumber="1232" rank="species">sp. nov.</taxonomicNameLabel>
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</heading>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection pageId="17" pageNumber="1232" type="multiple">
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<paragraph blockId="17.[203,1112,684,744]" pageId="17" pageNumber="1232">
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http://www.zoobank.org/
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<uri pageId="17" pageNumber="1232">
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urn:lsid:zoobank.org:act:
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<uuid pageId="17" pageNumber="1232">340959E3-C21D-4170-A8A2 -85E21305C032</uuid>
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</uri>
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</paragraph>
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</subSubSection>
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<subSubSection box="[574,741,771,797]" pageId="17" pageNumber="1232" type="description">
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||
<paragraph blockId="17.[574,741,771,797]" box="[574,741,771,797]" pageId="17" pageNumber="1232">
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(
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<figureCitation box="[582,733,771,797]" captionStart-0="Figure 8" captionStart-1="Figure 9" captionStart-2="Figure 10" captionStartId-0="18.[160,225,1396,1419]" captionStartId-1="19.[160,226,1466,1489]" captionStartId-2="20.[160,225,1066,1089]" captionTargetBox-0="[172,1151,149,1363]" captionTargetBox-1="[164,1150,143,1434]" captionTargetBox-2="[164,1151,143,1033]" captionTargetId-0="figure-49@18.[163,1153,142,1364]" captionTargetId-1="figure-22@19.[163,1153,142,1435]" captionTargetId-2="figure-174@20.[163,1153,142,1034]" captionTargetPageId-0="18" captionTargetPageId-1="19" captionTargetPageId-2="20" captionText-0="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." captionText-1="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." captionText-2="Figure 10. Hyalella viviannae sp. nov. male holotype, 4.9 mm: (a) uropod 1; (b) uropod 2; (c) uropod 3; (d) telson; (e) pleopod 1. Scale bars: 100 µm." figureDoi-0="http://doi.org/10.5281/zenodo.7087096" figureDoi-1="http://doi.org/10.5281/zenodo.7087098" figureDoi-2="http://doi.org/10.5281/zenodo.7087100" httpUri-0="https://zenodo.org/record/7087096/files/figure.png" httpUri-1="https://zenodo.org/record/7087098/files/figure.png" httpUri-2="https://zenodo.org/record/7087100/files/figure.png" pageId="17" pageNumber="1232">Figures 8–10</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection pageId="17" pageNumber="1232" type="etymology">
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<paragraph blockId="17.[160,1155,861,921]" pageId="17" pageNumber="1232">
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<emphasis bold="true" box="[160,291,861,887]" italics="true" pageId="17" pageNumber="1232">Etymology.</emphasis>
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The new species is named in honour of Dra Vivianne Solís-Weiss, in recognition of her studies of marine and estuarine invertebrates in
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<collectingCountry box="[833,916,896,921]" name="Mexico" pageId="17" pageNumber="1232">Mexico</collectingCountry>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="17" pageNumber="1232" type="materials_examined">
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<paragraph blockId="17.[159,1155,968,1202]" pageId="17" pageNumber="1232">
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<emphasis bold="true" box="[160,392,968,994]" italics="true" pageId="17" pageNumber="1232">Material examined.</emphasis>
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<materialsCitation collectingDate="2015-07-24" collectionCode="CNCR" collectorName="A. Marron-Becerra & E. Lemus-Santana & M. Hermoso-Salazar" country="Mexico" elevation="5" latitude="19.256" location="Lake San Julian" longLatPrecision="76" longitude="-96.265" pageId="17" pageNumber="1232" specimenCode="CNCR 35728" specimenCount="5" stateProvince="Veracruz de Ignacio de la Llave" typeStatus="holotype">
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<typeStatus box="[408,508,969,994]" pageId="17" pageNumber="1232">Holotype</typeStatus>
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male, size
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<quantity box="[636,722,969,994]" metricMagnitude="-3" metricUnit="m" metricValue="4.9" pageId="17" pageNumber="1232" unit="mm" value="4.9">4.9 mm</quantity>
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(
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<collectorName box="[738,828,969,994]" pageId="17" pageNumber="1232">Cat. No.</collectorName>
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<specimenCode box="[838,977,969,994]" collectionCode="CNCR" pageId="17" pageNumber="1232">CNCR 35728</specimenCode>
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) from
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<location LSID="urn:lsid:plazi:treatment:0207BC208C5B7B5BCBCCFDE54E53F971:8F715BED8C5B7B5DCE3DFC5B4FBDFBB5" country="Mexico" latitude="19.256" longLatPrecision="76" longitude="-96.265" name="Lake San Julian" pageId="17" pageNumber="1232" stateProvince="Veracruz de Ignacio de la Llave">Lake San Julian</location>
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, state of
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<collectingRegion box="[320,416,1003,1028]" country="Mexico" name="Veracruz de Ignacio de la Llave" pageId="17" pageNumber="1232">Veracruz</collectingRegion>
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,
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<collectingCountry box="[425,503,1003,1028]" name="Mexico" pageId="17" pageNumber="1232">Mexico</collectingCountry>
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(
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<geoCoordinate box="[514,614,1003,1028]" degrees="19.256" direction="north" orientation="latitude" pageId="17" pageNumber="1232" precision="55" value="19.256">19.256°N</geoCoordinate>
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,
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<geoCoordinate box="[624,729,1003,1028]" degrees="96.265" direction="west" orientation="longitude" pageId="17" pageNumber="1232" precision="55" value="-96.265">96.265°W</geoCoordinate>
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),
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<date box="[744,881,1003,1028]" pageId="17" pageNumber="1232" value="2015-07-24">
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<collectingDate box="[744,881,1003,1028]" pageId="17" pageNumber="1232" value="2015-07-24">24 July 2015</collectingDate>
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</date>
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,
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<specimenCount box="[890,938,1003,1028]" pageId="17" pageNumber="1232" type="generic">
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||
<quantity box="[890,934,1003,1028]" metricMagnitude="0" metricUnit="m" metricValue="5.0" pageId="17" pageNumber="1232" unit="m" value="5.0">
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<elevation box="[890,934,1003,1028]" metricMagnitude="0" metricUnit="m" metricValue="5.0" pageId="17" pageNumber="1232" unit="m" value="5.0">5 m</elevation>
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</quantity>
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.
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</specimenCount>
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a.s.l., temp. 37°C, pH 7.8.
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<collectorName box="[208,318,1038,1063]" pageId="17" pageNumber="1232">Collectors</collectorName>
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:
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<collectorName box="[332,535,1038,1063]" pageId="17" pageNumber="1232">A. Marrón-Becerra</collectorName>
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, E. Lemus-Santana and
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<collectorName box="[812,1039,1038,1063]" pageId="17" pageNumber="1232">M. Hermoso-Salazar.</collectorName>
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</materialsCitation>
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<materialsCitation collectingDate="2015-07-24" collectionCode="CNCR" collectorName="Cat. No." country="Mexico" elevation="5" latitude="19.256" location="Lake San Julian" longLatPrecision="76" longitude="-96.265" pageId="17" pageNumber="1232" specimenCode="CNCR 35737, CNCR 35738" specimenCount="60" specimenCount-female="30" specimenCount-male="30" stateProvince="Veracruz de Ignacio de la Llave" typeStatus="paratype">
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<typeStatus box="[1049,1155,1038,1063]" pageId="17" pageNumber="1232">Paratypes</typeStatus>
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(n =
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<specimenCount box="[211,311,1073,1098]" pageId="17" pageNumber="1232" type="male">30 males</specimenCount>
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, n =
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<specimenCount box="[364,485,1073,1098]" pageId="17" pageNumber="1232" type="female">30 females</specimenCount>
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): males – mean size 4.5 ±
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<quantity box="[767,850,1073,1098]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="17" pageNumber="1232" unit="mm" value="0.6">0.6 mm</quantity>
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(n = 27), mean head length 0.6 ±
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<quantity box="[225,323,1107,1132]" metricMagnitude="-5" metricUnit="m" metricValue="3.0" pageId="17" pageNumber="1232" unit="mm" value="0.03">0.03 mm</quantity>
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(n = 10), females – mean size 4.3 ±
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<quantity box="[733,820,1107,1132]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" pageId="17" pageNumber="1232" unit="mm" value="0.4">0.4 mm</quantity>
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, mean head length 0.6 ± 0.03 (n = 30) (permanent slides
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<collectorName box="[469,558,1142,1167]" pageId="17" pageNumber="1232">Cat. No.</collectorName>
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<specimenCode box="[568,708,1142,1167]" collectionCode="CNCR" pageId="17" pageNumber="1232">CNCR 35737</specimenCode>
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,
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<typeStatus box="[721,827,1142,1167]" pageId="17" pageNumber="1232">paratypes</typeStatus>
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and SEM preparations
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<specimenCode collectionCode="CNCR" pageId="17" pageNumber="1232">CNCR 35738</specimenCode>
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), locality same as holotype
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</materialsCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="17" pageNumber="1232" type="distribution">
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<paragraph blockId="17.[160,1155,1248,1309]" pageId="17" pageNumber="1232">
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<emphasis bold="true" box="[160,459,1248,1274]" pageId="17" pageNumber="1232">
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<emphasis bold="true" box="[160,310,1248,1274]" italics="true" pageId="17" pageNumber="1232">
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<typeStatus box="[160,216,1248,1274]" pageId="17" pageNumber="1232">Type</typeStatus>
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locality
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</emphasis>
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(
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<figureCitation box="[327,445,1248,1274]" captionStart="Figure 1" captionStartId="2.[159,224,1632,1655]" captionTargetBox="[164,1150,1049,1597]" captionTargetId="figure-326@2.[162,1151,1046,1600]" captionTargetPageId="2" captionText="Figure 1. Study area. (a) Mexico City: Lake of Chapultepec, canals of Xochimilco, Lake of Chalco; (b) State of Veracruz: Lake San Julian; (c) State of Veracruz: Lake La Encantada and Lake Catemaco. Triangles represent type localities. The figure was created using QGIS version 3.10.0 and assembled from the data sources (shapefiles) of the Instituto Nacional de Estadísitica y Geografía." figureDoi="http://doi.org/10.5281/zenodo.7087078" httpUri="https://zenodo.org/record/7087078/files/figure.png" pageId="17" pageNumber="1232">Figure 1b</figureCitation>
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).
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</emphasis>
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<location LSID="urn:lsid:plazi:treatment:0207BC208C5B7B5BCBCCFDE54E53F971:8F715BED8C5B7B5DCBF9FB734DD7FB4B" box="[475,650,1249,1274]" country="Mexico" latitude="19.256" longLatPrecision="76" longitude="-96.265" name="Lake San Julian" pageId="17" pageNumber="1232" stateProvince="Veracruz de Ignacio de la Llave">Lake San Julian</location>
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, state of
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<collectingRegion box="[754,853,1249,1274]" country="Mexico" name="Veracruz de Ignacio de la Llave" pageId="17" pageNumber="1232">Veracruz</collectingRegion>
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,
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<collectingCountry box="[864,944,1249,1274]" name="Mexico" pageId="17" pageNumber="1232">Mexico</collectingCountry>
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(
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<geoCoordinate box="[958,1062,1249,1274]" degrees="19.256" direction="north" orientation="latitude" pageId="17" pageNumber="1232" precision="55" value="19.256">19.256°N</geoCoordinate>
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,
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<geoCoordinate degrees="96.265" direction="west" orientation="longitude" pageId="17" pageNumber="1232" precision="55" value="-96.265">96.265° W</geoCoordinate>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="17" pageNumber="1232" type="diagnosis">
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<paragraph blockId="17.[160,1156,1356,1728]" pageId="17" pageNumber="1232">
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<emphasis bold="true" box="[160,282,1356,1382]" italics="true" pageId="17" pageNumber="1232">Diagnosis.</emphasis>
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Pleonite 1 and 2 with
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<emphasis bold="true" box="[550,809,1357,1382]" pageId="17" pageNumber="1232">dorsoposterior carina</emphasis>
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. Coxa 4 excavated posteriorly. Eyes pigmented. Antenna 1 shorter than antenna 2. Antenna 2 less than half body length. Maxilla 1 palp short,
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<emphasis bold="true" box="[389,547,1426,1451]" pageId="17" pageNumber="1232">overreaching</emphasis>
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||
half of length between base of palp and tip of setae in outer plate, with 1
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||
<emphasis bold="true" box="[379,440,1461,1486]" pageId="17" pageNumber="1232">large</emphasis>
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||
stout distal seta and setules; inner plate slender with
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||
<emphasis bold="true" box="[1059,1074,1461,1486]" pageId="17" pageNumber="1232">3</emphasis>
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||
strong pappose distal setae. Maxilla 2 inner plate
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||
<emphasis bold="true" box="[638,691,1495,1520]" pageId="17" pageNumber="1232">with</emphasis>
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||
2 strong pappose setae on inner margin. Gnathopod 1, propodus hammer shaped, palm slope transverse, inner face with
|
||
<emphasis bold="true" box="[1058,1073,1530,1555]" pageId="17" pageNumber="1232">4</emphasis>
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||
serrate setae, comb scales on distoposterior and distoanterior border, carpus inner face lobe with
|
||
<emphasis bold="true" box="[160,175,1599,1624]" pageId="17" pageNumber="1232">3</emphasis>
|
||
serrate setae. Gnathopod 2, basis hind margin with
|
||
<emphasis bold="true" box="[780,795,1599,1624]" pageId="17" pageNumber="1232">2</emphasis>
|
||
serrate setae. Uropods without curved setae. Uropod 3,
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||
<emphasis bold="true" box="[439,742,1634,1659]" pageId="17" pageNumber="1232">peduncle slightly shorter</emphasis>
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||
than ramus, ramus styliform. Telson slightly longer than width, distal margin rounded with 2 long simple apposed setae. Coxal gills on segments 2–6. Sternal gills on segments 3–7.
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</paragraph>
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||
</subSubSection>
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||
<caption ID-DOI="http://doi.org/10.5281/zenodo.7087096" ID-Zenodo-Dep="7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="18" pageNumber="1233" startId="18.[160,225,1396,1419]" targetBox="[172,1151,149,1363]" targetPageId="18">
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||
<paragraph blockId="18.[160,1155,1396,1477]" pageId="18" pageNumber="1233">
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||
<emphasis bold="true" box="[160,253,1396,1419]" pageId="18" pageNumber="1233">Figure 8.</emphasis>
|
||
<taxonomicName authority="Marrón-Becerra & Hermoso-Salazar, 2022" authorityName="Marrón-Becerra & Hermoso-Salazar" authorityYear="2022" box="[262,439,1396,1419]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="18" pageNumber="1233" phylum="Arthropoda" rank="species" species="viviannae" status="sp. nov.">
|
||
<emphasis box="[262,439,1396,1419]" italics="true" pageId="18" pageNumber="1233">Hyalella viviannae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[448,528,1396,1419]" pageId="18" pageNumber="1233" rank="species">sp. nov.</taxonomicNameLabel>
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||
lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm.
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</paragraph>
|
||
</caption>
|
||
<subSubSection lastPageId="23" lastPageNumber="1238" pageId="18" pageNumber="1233" type="description">
|
||
<paragraph blockId="18.[160,1156,1553,1683]" box="[160,392,1553,1579]" pageId="18" pageNumber="1233">
|
||
<emphasis bold="true" box="[160,392,1553,1579]" italics="true" pageId="18" pageNumber="1233">Description of male</emphasis>
|
||
</paragraph>
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<paragraph blockId="18.[160,1156,1553,1683]" lastBlockId="19.[160,1155,1637,1696]" lastPageId="19" lastPageNumber="1234" pageId="18" pageNumber="1233">
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||
<emphasis bold="true" box="[160,221,1589,1614]" pageId="18" pageNumber="1233">Body</emphasis>
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||
(
|
||
<figureCitation box="[235,351,1589,1614]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="18" pageNumber="1233">Figures 8a</figureCitation>
|
||
, and
|
||
<figureCitation box="[408,449,1589,1614]" captionStart="Figure 17" captionStartId="37.[160,225,1415,1438]" captionTargetBox="[163,1150,146,1381]" captionTargetId="figure-10@37.[162,1152,142,1383]" captionTargetPageId="37" captionText="Figure 17. Scanning electron microscopy images. Lateral habitus. Hyalella sarukhani sp. nov. paratypes: (a) male; (b) female, arrow shows the notch for amplexus. Hyalella alvarezi sp. nov. paratypes: (c) male; (d) female, arrow shows the notch for amplexus. Hyalella viviannae sp. nov. paratypes: (e) male; (f) female, arrow shows the notch for amplexus." figureDoi="http://doi.org/10.5281/zenodo.7087114" httpUri="https://zenodo.org/record/7087114/files/figure.png" pageId="18" pageNumber="1233">17e</figureCitation>
|
||
), tergites of pleon 1 and 2 with dorsoposterior carina.
|
||
<emphasis bold="true" pageId="18" pageNumber="1233">Epimeral plates</emphasis>
|
||
1–3 slightly acuminate.
|
||
<emphasis bold="true" box="[530,604,1624,1649]" pageId="18" pageNumber="1233">Coxae</emphasis>
|
||
1–3 (
|
||
<figureCitation box="[677,802,1624,1649]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="18" pageNumber="1233">Figures 8a</figureCitation>
|
||
, and
|
||
<figureCitation box="[872,912,1624,1649]" captionStart="Figure 17" captionStartId="37.[160,225,1415,1438]" captionTargetBox="[163,1150,146,1381]" captionTargetId="figure-10@37.[162,1152,142,1383]" captionTargetPageId="37" captionText="Figure 17. Scanning electron microscopy images. Lateral habitus. Hyalella sarukhani sp. nov. paratypes: (a) male; (b) female, arrow shows the notch for amplexus. Hyalella alvarezi sp. nov. paratypes: (c) male; (d) female, arrow shows the notch for amplexus. Hyalella viviannae sp. nov. paratypes: (e) male; (f) female, arrow shows the notch for amplexus." figureDoi="http://doi.org/10.5281/zenodo.7087114" httpUri="https://zenodo.org/record/7087114/files/figure.png" pageId="18" pageNumber="1233">17e</figureCitation>
|
||
) subequal in shape, subrectangular, longer than wide; coxa 4 wider than coxae 1–3 with deep posterior excavation; acumination absent. coxa 5 anterior lobe slightly shorter than posterior; coxa 6 anterior lobe reduced; coxa 7 anterior lobe absent.
|
||
</paragraph>
|
||
<caption ID-DOI="http://doi.org/10.5281/zenodo.7087098" ID-Zenodo-Dep="7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="19" pageNumber="1234" startId="19.[160,226,1466,1489]" targetBox="[164,1150,143,1434]" targetPageId="19">
|
||
<paragraph blockId="19.[160,1155,1466,1577]" pageId="19" pageNumber="1234">
|
||
<emphasis bold="true" box="[160,255,1466,1489]" pageId="19" pageNumber="1234">Figure 9.</emphasis>
|
||
<taxonomicName authority="Marrón-Becerra & Hermoso-Salazar, 2022" authorityName="Marrón-Becerra & Hermoso-Salazar" authorityYear="2022" box="[266,447,1466,1489]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="1234" phylum="Arthropoda" rank="species" species="viviannae" status="sp. nov.">
|
||
<emphasis box="[266,447,1466,1489]" italics="true" pageId="19" pageNumber="1234">Hyalella viviannae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[458,540,1466,1489]" pageId="19" pageNumber="1234" rank="species">sp. nov.</taxonomicNameLabel>
|
||
male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption ID-DOI="http://doi.org/10.5281/zenodo.7087100" ID-Zenodo-Dep="7087100" httpUri="https://zenodo.org/record/7087100/files/figure.png" pageId="20" pageNumber="1235" startId="20.[160,225,1066,1089]" targetBox="[164,1151,143,1033]" targetPageId="20">
|
||
<paragraph blockId="20.[160,1156,1066,1118]" pageId="20" pageNumber="1235">
|
||
<emphasis bold="true" box="[160,262,1066,1089]" pageId="20" pageNumber="1235">Figure 10.</emphasis>
|
||
<taxonomicName authority="Marrón-Becerra & Hermoso-Salazar, 2022" authorityName="Marrón-Becerra & Hermoso-Salazar" authorityYear="2022" box="[268,442,1066,1089]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="20" pageNumber="1235" phylum="Arthropoda" rank="species" species="viviannae" status="sp. nov.">
|
||
<emphasis box="[268,442,1066,1089]" italics="true" pageId="20" pageNumber="1235">Hyalella viviannae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[447,524,1066,1089]" pageId="20" pageNumber="1235" rank="species">sp. nov.</taxonomicNameLabel>
|
||
male holotype, 4.9 mm: (a) uropod 1; (b) uropod 2; (c) uropod 3; (d) telson; (e) pleopod 1. Scale bars: 100 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph blockId="20.[160,1155,1198,1293]" pageId="20" pageNumber="1235">
|
||
<emphasis bold="true" box="[160,222,1198,1223]" pageId="20" pageNumber="1235">Head</emphasis>
|
||
typically gammaridean (
|
||
<figureCitation box="[507,627,1198,1223]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="20" pageNumber="1235">Figures 8a</figureCitation>
|
||
, and
|
||
<figureCitation box="[692,732,1198,1223]" captionStart="Figure 17" captionStartId="37.[160,225,1415,1438]" captionTargetBox="[163,1150,146,1381]" captionTargetId="figure-10@37.[162,1152,142,1383]" captionTargetPageId="37" captionText="Figure 17. Scanning electron microscopy images. Lateral habitus. Hyalella sarukhani sp. nov. paratypes: (a) male; (b) female, arrow shows the notch for amplexus. Hyalella alvarezi sp. nov. paratypes: (c) male; (d) female, arrow shows the notch for amplexus. Hyalella viviannae sp. nov. paratypes: (e) male; (f) female, arrow shows the notch for amplexus." figureDoi="http://doi.org/10.5281/zenodo.7087114" httpUri="https://zenodo.org/record/7087114/files/figure.png" pageId="20" pageNumber="1235">17e</figureCitation>
|
||
), shorter than first two thoracic segments, rostrum absent. Eyes pigmented, medium, rounded, located between insertions of antennae 1 and 2.
|
||
</paragraph>
|
||
<paragraph blockId="20.[160,1156,1318,1586]" pageId="20" pageNumber="1235">
|
||
<emphasis bold="true" box="[160,285,1318,1343]" pageId="20" pageNumber="1235">Antenna 1</emphasis>
|
||
(
|
||
<figureCitation box="[301,435,1318,1343]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="20" pageNumber="1235">Figure 8a–b</figureCitation>
|
||
) less than half body length, shorter than antenna 2, but longer than peduncle of antenna 2; peduncle
|
||
<emphasis bold="true" box="[630,709,1353,1378]" pageId="20" pageNumber="1235">longer</emphasis>
|
||
than head,
|
||
<emphasis bold="true" box="[859,1155,1353,1378]" pageId="20" pageNumber="1235">almost reaching second</emphasis>
|
||
pereonite; articles 1 and 2 subequal in length, article 1 wider than articles 2–3, article 2 longer and wider than article 3 (proportions
|
||
<emphasis bold="true" box="[688,790,1422,1447]" pageId="20" pageNumber="1235">1.6:1.3:1</emphasis>
|
||
), article 1 almost reaching half ventral surface with 1 short cuspidate seta and with one cluster with 3 cuspidate setae at ventral-distal end, articles 2–3 without mid-ventral margin setae; flagellum longer than peduncle with
|
||
<emphasis bold="true" box="[329,344,1526,1551]" pageId="20" pageNumber="1235">6</emphasis>
|
||
articles gradually shorter towards distal portion; aesthetascs present on articles
|
||
<emphasis bold="true" box="[246,358,1561,1586]" pageId="20" pageNumber="1235">3–5 (one)</emphasis>
|
||
.
|
||
</paragraph>
|
||
<paragraph blockId="20.[160,1156,1612,1706]" lastBlockId="21.[160,1156,142,237]" lastPageId="21" lastPageNumber="1236" pageId="20" pageNumber="1235">
|
||
<emphasis bold="true" box="[160,286,1612,1637]" pageId="20" pageNumber="1235">Antenna 2</emphasis>
|
||
(
|
||
<figureCitation box="[303,436,1612,1637]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="20" pageNumber="1235">Figure 8a, c</figureCitation>
|
||
) almost
|
||
<emphasis bold="true" box="[537,649,1612,1637]" pageId="20" pageNumber="1235">1.2 times</emphasis>
|
||
longer than antenna 1,
|
||
<emphasis bold="true" box="[929,1155,1612,1637]" pageId="20" pageNumber="1235">reaching one-third</emphasis>
|
||
body length,
|
||
<emphasis bold="true" box="[315,570,1646,1671]" pageId="20" pageNumber="1235">almost reaching fifth</emphasis>
|
||
pereonite; peduncle
|
||
<emphasis bold="true" box="[817,1156,1646,1671]" pageId="20" pageNumber="1235">almost reaching the second</emphasis>
|
||
pereonite, peduncle articles increase gradually in length and decrease in width; article 3 shorter but wider than 4 and 5, article 4 slightly longer than article 3, article 5 longer than article 4 (
|
||
<emphasis bold="true" box="[265,490,177,202]" pageId="21" pageNumber="1236">less than 1.5 times</emphasis>
|
||
); flagellum with
|
||
<emphasis bold="true" box="[680,723,177,202]" pageId="21" pageNumber="1236">7–9</emphasis>
|
||
articles, slightly longer than peduncle (almost 1.5 times); without aesthetascs.
|
||
</paragraph>
|
||
<paragraph blockId="21.[160,1072,262,287]" box="[160,1072,262,287]" pageId="21" pageNumber="1236">
|
||
<emphasis bold="true" box="[160,307,262,287]" pageId="21" pageNumber="1236">Buccal parts</emphasis>
|
||
: upper lip (
|
||
<figureCitation box="[436,536,262,287]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="21" pageNumber="1236">Figure 8f</figureCitation>
|
||
) distal margin rounded with numerous setules.
|
||
</paragraph>
|
||
<paragraph blockId="21.[160,1156,313,373]" pageId="21" pageNumber="1236">
|
||
<emphasis bold="true" box="[160,271,313,338]" pageId="21" pageNumber="1236">Lower lip</emphasis>
|
||
(
|
||
<figureCitation box="[285,391,313,338]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="21" pageNumber="1236">
|
||
Figure
|
||
<quantity box="[362,391,313,338]" metricMagnitude="-3" metricUnit="kg" metricValue="8.0" pageId="21" pageNumber="1236" unit="g" value="8.0">8g</quantity>
|
||
</figureCitation>
|
||
), subquadrate, outer lobes without notches or excavations, mandibular projection of outer lobes rounded.
|
||
</paragraph>
|
||
<paragraph blockId="21.[160,1156,398,597]" pageId="21" pageNumber="1236">
|
||
<emphasis bold="true" box="[160,284,398,423]" pageId="21" pageNumber="1236">Mandibles</emphasis>
|
||
(
|
||
<figureCitation box="[299,426,398,423]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="21" pageNumber="1236">Figure 8h–i</figureCitation>
|
||
), without palp, asymmetric. Incisor toothed,
|
||
<emphasis bold="true" box="[927,942,398,423]" pageId="21" pageNumber="1236">6</emphasis>
|
||
teeth present. Left lacinia mobilis with
|
||
<emphasis bold="true" box="[387,402,433,458]" pageId="21" pageNumber="1236">5</emphasis>
|
||
teeth; setal row on left mandible with 3 main pappose setae plus accessory setae. Right mandible with
|
||
<emphasis bold="true" box="[577,592,468,493]" pageId="21" pageNumber="1236">6</emphasis>
|
||
teeth, right lacinia mobilis reduced, with 2 pairs of asymmetric L-shape teeth; setal row on right mandible with 2 main pappose setae plus accessory setae and with setulae near molar process. Both molar processes large, cylindrical and triturative, with accessory pappose setae.
|
||
</paragraph>
|
||
<paragraph blockId="21.[160,1156,622,821]" pageId="21" pageNumber="1236">
|
||
<emphasis bold="true" box="[160,267,622,647]" pageId="21" pageNumber="1236">Maxilla 1</emphasis>
|
||
(
|
||
<figureCitation box="[280,385,622,647]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="21" pageNumber="1236">Figure 8d</figureCitation>
|
||
and
|
||
<figureCitation box="[440,482,622,647]" captionStart="Figure 19" captionStartId="39.[160,225,1335,1358]" captionTargetBox="[163,1152,142,1304]" captionTargetId="figure-69@39.[163,1152,142,1304]" captionTargetPageId="39" captionText="Figure 19. Scanning electron microscopy images, comparation, paratypes. Maxilla 1 with amplification of plap. (a) Hyalella azteca (De Saussure, 1858); (b) Hyalella sarukhani sp. nov.; (c) Hyalella alvarezi sp. nov., arrow shows the cylindrical structure in the base of distal seta; (d) Hyalella viviannae sp. nov.; (e) Hyalella villalobosi sp. nov. Arrows show the number of setae on the distal margin of inner plate; (f) Hyalella garyi sp. nov." figureDoi="http://doi.org/10.5281/zenodo.7087118" httpUri="https://zenodo.org/record/7087118/files/figure.png" pageId="21" pageNumber="1236">19d</figureCitation>
|
||
), palp uniarticulate, longer than wide, distally pointed with 1 stout distal seta,
|
||
<emphasis bold="true" box="[354,723,657,682]" pageId="21" pageNumber="1236">seta length reaching one-third</emphasis>
|
||
of palp length,
|
||
<emphasis bold="true" box="[908,1092,657,682]" pageId="21" pageNumber="1236">setules present</emphasis>
|
||
; palp length almost reach
|
||
<emphasis bold="true" box="[388,426,692,717]" pageId="21" pageNumber="1236">2/3</emphasis>
|
||
of distance between base of palp and base of seta on outer plate, almost half distance between base of palp and tip of seta on outer plate (
|
||
<figureCitation box="[972,1078,726,751]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="21" pageNumber="1236">Figure 8d</figureCitation>
|
||
); inner plate slender, shorter than outer plate with
|
||
<emphasis bold="true" box="[656,699,761,786]" pageId="21" pageNumber="1236">2–3</emphasis>
|
||
pappose distal setae; outer plate with 9 stout distal serrate setae and with setules (
|
||
<figureCitation box="[642,749,796,821]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="21" pageNumber="1236">Figure 8d</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph blockId="21.[160,1155,846,975]" pageId="21" pageNumber="1236">
|
||
<emphasis bold="true" box="[160,271,846,871]" pageId="21" pageNumber="1236">Maxilla 2</emphasis>
|
||
(
|
||
<figureCitation box="[287,394,846,871]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="21" pageNumber="1236">Figure 8e</figureCitation>
|
||
) plates subequal; inner plate shorter and slender, with
|
||
<emphasis bold="true" box="[1034,1049,846,871]" pageId="21" pageNumber="1236">2</emphasis>
|
||
pappose setae on mid-distal margin, and with
|
||
<emphasis bold="true" box="[582,597,881,906]" pageId="21" pageNumber="1236">7</emphasis>
|
||
shorter paposerrate setae; outer and inner plates with large simple distal setae (A
|
||
<specimenCount box="[517,588,916,941]" pageId="21" pageNumber="1236" type="generic" typeStatus="type">2 type</specimenCount>
|
||
) and abundant setules on both distal surfaces and margins.
|
||
</paragraph>
|
||
<paragraph blockId="21.[160,1156,1001,1373]" pageId="21" pageNumber="1236">
|
||
<emphasis bold="true" box="[160,286,1001,1026]" pageId="21" pageNumber="1236">Maxilliped</emphasis>
|
||
(
|
||
<figureCitation box="[304,419,1001,1026]" captionStart="Figure 8" captionStartId="18.[160,225,1396,1419]" captionTargetBox="[172,1151,149,1363]" captionTargetId="figure-49@18.[163,1153,142,1364]" captionTargetPageId="18" captionText="Figure 8. Hyalella viviannae sp. nov. lateral habitus. (a) male holotype, 4.9 mm. (b) antenna 1; (c) antenna 2. Buccal parts: (d) maxilla 1; (e) maxilla 2; (f) upper lip; (g) lower lip; (h) left mandible; (i) right mandible; (j) maxilliped. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087096" httpUri="https://zenodo.org/record/7087096/files/figure.png" pageId="21" pageNumber="1236">Figures 8j</figureCitation>
|
||
, and
|
||
<figureCitation box="[487,529,1001,1026]" captionStart="Figure 20" captionStartId="40.[160,225,1335,1358]" captionTargetBox="[163,1152,142,1304]" captionTargetId="figure-85@40.[163,1152,142,1304]" captionTargetPageId="40" captionText="Figure 20. Scanning electron microscopy images, comparison, paratypes. Maxilliped with amplification of fourth article. (a) Hyalella azteca (De Saussure, 1858); (b) Hyalella sarukhani sp. nov.; (c) Hyalella alvarezi sp. nov.; (d) Hyalella viviannae sp. nov.; (e) Hyalella villalobosi sp. nov.; (f) Hyalella garyi sp. nov." figureDoi="http://doi.org/10.5281/zenodo.7087120" httpUri="https://zenodo.org/record/7087120/files/figure.png" pageId="21" pageNumber="1236">20d</figureCitation>
|
||
) inner plate lobe longer than outer plate lobe; distal margin slightly convex; inner plate distal margin with
|
||
<emphasis bold="true" box="[763,778,1036,1061]" pageId="21" pageNumber="1236">3</emphasis>
|
||
cuspidate setae of equal size and with plumose setae, inner margin with several pappose setae; outer plate, inner and distal margins with numerous simple setae. Palp composed of four articles subequal in maximum length; first article with 3 simple setae at inner distal end and 1 seta at outer distal end; second article with numerous simple setae on inner margin and 3 on outer distal end; third article with several setae on distal margin, outer margin with 4 simple setae and comb scales, inner margin with 5–6 setae and at least 9 at distal end; fourth article unguiform, longer than nail, with comb scales, inner margin near distal half with
|
||
<emphasis bold="true" box="[1141,1156,1278,1303]" pageId="21" pageNumber="1236">3</emphasis>
|
||
setae and 1 near nail base on outer margin; nail
|
||
<emphasis bold="true" box="[748,894,1313,1338]" pageId="21" pageNumber="1236">exceeds 2/3</emphasis>
|
||
of fourth article, with serration at distal half.
|
||
</paragraph>
|
||
<paragraph blockId="21.[160,1156,1398,1701]" lastBlockId="22.[160,1156,142,202]" lastPageId="22" lastPageNumber="1237" pageId="21" pageNumber="1236">
|
||
<emphasis bold="true" box="[160,317,1398,1423]" pageId="21" pageNumber="1236">Gnathopod 1</emphasis>
|
||
(
|
||
<figureCitation box="[331,435,1398,1423]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="21" pageNumber="1236">Figure 9a</figureCitation>
|
||
) subchelate, hammer shaped. Basis elongated, maximum length almost 3.5
|
||
<emphasis bold="true" box="[286,352,1433,1458]" pageId="21" pageNumber="1236">times</emphasis>
|
||
longer than maximum width; posterior margin with
|
||
<emphasis bold="true" box="[960,975,1433,1458]" pageId="21" pageNumber="1236">1</emphasis>
|
||
seta, distal end with
|
||
<emphasis bold="true" box="[220,265,1468,1493]" pageId="21" pageNumber="1236">one</emphasis>
|
||
cluster of
|
||
<emphasis bold="true" box="[392,407,1468,1493]" pageId="21" pageNumber="1236">4</emphasis>
|
||
setae. Ischium short, subquadrate; distal posterior end with two clusters of 2 setae. Merus longer than wide, ventral surface with comb scales; distal margin with 5 setae. Carpus longer than wide, longer and slightly wider than propodus, with strong, short, and wide posterior lobe, forming one scoop-like structure, open to inside; lobe inner surface with
|
||
<emphasis bold="true" box="[430,445,1606,1631]" pageId="21" pageNumber="1236">3</emphasis>
|
||
serrate setae. Propodus maximum length
|
||
<emphasis bold="true" box="[929,1155,1606,1631]" pageId="21" pageNumber="1236">less than 1.5 times</emphasis>
|
||
longer than wide; inner surface near distal margin with
|
||
<emphasis bold="true" box="[788,803,1641,1666]" pageId="21" pageNumber="1236">4</emphasis>
|
||
serrate setae in one row, distal anterior end with
|
||
<emphasis bold="true" box="[369,414,1676,1701]" pageId="21" pageNumber="1236">one</emphasis>
|
||
cluster of approximately
|
||
<emphasis bold="true" box="[711,726,1676,1701]" pageId="21" pageNumber="1236">7</emphasis>
|
||
setae,
|
||
<emphasis bold="true" lastPageId="22" lastPageNumber="1237" pageId="21" pageNumber="1236">distal anterior and posterior surfaces with comb scales</emphasis>
|
||
; palm transverse, posterior distal end with 1 robust seta and cup for dactylus. Dactylus claw-like; nail present with 1 plumose seta, and comb scales.
|
||
</paragraph>
|
||
<paragraph blockId="22.[160,1157,228,703]" pageId="22" pageNumber="1237">
|
||
<emphasis bold="true" box="[160,320,228,253]" pageId="22" pageNumber="1237">Gnathopod 2</emphasis>
|
||
(
|
||
<figureCitation box="[336,457,228,253]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="22" pageNumber="1237">Figures 9b</figureCitation>
|
||
, and
|
||
<figureCitation box="[522,564,228,253]" captionStart="Figure 21" captionStartId="41.[160,225,1242,1265]" captionTargetBox="[163,1152,142,1210]" captionTargetId="figure-65@41.[163,1152,142,1210]" captionTargetPageId="41" captionText="Figure 21. Scanning electron microscopy images, comparison, paratypes. Gnathopod 2 of male. (a) Hyalella azteca (De Saussure, 1858), view of the outer face; (b) Hyalella sarukhani sp. nov., view of the inner face; (c) Hyalella alvarezi sp. nov., view of the outer face with deail of comb scales on basis; (d) Hyalella viviannae sp. nov., view of the outer face; (e) Hyalella villalobosi sp. nov., view of the inner face; (f) Hyalella garyi sp. nov. view of the outer face." figureDoi="http://doi.org/10.5281/zenodo.7087122" httpUri="https://zenodo.org/record/7087122/files/figure.png" pageId="22" pageNumber="1237">21d</figureCitation>
|
||
) subchelated; palm slightly oblique. Basis elongate,
|
||
<emphasis bold="true" box="[160,387,262,287]" pageId="22" pageNumber="1237">more than 3 times</emphasis>
|
||
longer than wide; posterior margin with
|
||
<emphasis bold="true" box="[869,911,262,287]" pageId="22" pageNumber="1237">1–2</emphasis>
|
||
setae. Ischium short, subquadrate, shorter than merus. Merus short, posterior margin with 8 simple setae; distal third of posterior inner and outer surfaces with comb scales. Carpus shorter than propodus; anterodistal end with 3 setae; posterior lobe scoop-like, elongate, with several submarginal pappose setae and comb scales. Propodus robust, length
|
||
<emphasis bold="true" pageId="22" pageNumber="1237">slightly exceeds 1.5 times as long as wide</emphasis>
|
||
(
|
||
<emphasis bold="true" box="[472,581,436,461]" pageId="22" pageNumber="1237">1.6 times</emphasis>
|
||
), subrectangular; palm slightly shorter than posterior margin; slope slightly irregular, with several long simple setae, and few and médium setae; inner face with 4 submarginal thinner simple setae; palm, distal margin, with one truncated process near insertion of dactylus, and
|
||
<emphasis bold="true" box="[714,1062,540,565]" pageId="22" pageNumber="1237">without posterior excavation</emphasis>
|
||
at base,
|
||
<emphasis bold="true" box="[160,331,574,599]" pageId="22" pageNumber="1237">angle stepped</emphasis>
|
||
(
|
||
<figureCitation box="[347,468,574,599]" captionStart="Figure 22" captionStartId="42.[160,225,1335,1358]" captionTargetBox="[163,1152,142,1304]" captionTargetId="figure-89@42.[163,1152,142,1304]" captionTargetPageId="42" captionText="Figure 22. Scanning electron microscopy images, comparison, paratypes. Palm, gnathopod 2 of male; arrows show presence or absence of excavation near truncated process in the palm. (a) Hyalella azteca (De Saussure, 1858); (b) Hyalella sarukhani sp. nov.; (c) Hyalella alvarezi sp. nov.; (d) Hyalella viviannae sp. nov.; (e) Hyalella villalobosi sp. nov.; (f) Hyalella garyi sp. nov." figureDoi="http://doi.org/10.5281/zenodo.7087124" httpUri="https://zenodo.org/record/7087124/files/figure.png" pageId="22" pageNumber="1237">Figure 22d</figureCitation>
|
||
); palm, posterior distal end with 2 strong setae, comb scales and cup for the dactylus. Dactylus claw-like, congruent with palm, without comb scales, outer margin proximal third with one plumose seta, inner margin crenulate with separated setae.
|
||
</paragraph>
|
||
<paragraph blockId="22.[160,1155,729,789]" pageId="22" pageNumber="1237">
|
||
<emphasis bold="true" box="[160,288,729,754]" pageId="22" pageNumber="1237">Pereopods</emphasis>
|
||
3–7 (
|
||
<figureCitation box="[347,471,729,754]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="22" pageNumber="1237">Figure 9e–i</figureCitation>
|
||
) simple, gradually longer posteriorly. Pereopod 5 shorter than 4 and 6.
|
||
</paragraph>
|
||
<paragraph blockId="22.[160,1156,814,1082]" pageId="22" pageNumber="1237">
|
||
<emphasis bold="true" box="[160,299,814,839]" pageId="22" pageNumber="1237">Pereopod 3</emphasis>
|
||
(
|
||
<figureCitation box="[314,420,814,839]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="22" pageNumber="1237">Figure 9e</figureCitation>
|
||
), basis elongate, mid-posterior margin with
|
||
<emphasis bold="true" box="[919,934,814,839]" pageId="22" pageNumber="1237">1</emphasis>
|
||
simple seta. Merus; anterior margin with 2 setae; posterior margin with 4 setae, anterodistal end with one cluster of 2 setae and posterodistal end with one cluster of 4–5 setae. Carpus shorter and slenderer than merus; posterior margin with
|
||
<emphasis bold="true" box="[673,688,918,943]" pageId="22" pageNumber="1237">4</emphasis>
|
||
stout setae plus accessory setae; posterodistal end with at least
|
||
<emphasis bold="true" box="[437,452,953,978]" pageId="22" pageNumber="1237">4</emphasis>
|
||
slender setae; anterodistal end with at least 2 setae. Propodus
|
||
<emphasis bold="true" box="[160,247,988,1013]" pageId="22" pageNumber="1237">shorter</emphasis>
|
||
than posterior margin of merus; posterior margin with
|
||
<emphasis bold="true" box="[876,891,988,1013]" pageId="22" pageNumber="1237">4</emphasis>
|
||
setae; anterodistal end with 5 simple setae. Dactylus claw-like, length almost half of length of propodus; nail present.
|
||
</paragraph>
|
||
<paragraph blockId="22.[160,1156,1108,1202]" pageId="22" pageNumber="1237">
|
||
<emphasis bold="true" box="[160,300,1108,1133]" pageId="22" pageNumber="1237">Pereopod 4</emphasis>
|
||
(
|
||
<figureCitation box="[315,415,1108,1133]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="22" pageNumber="1237">Figure 9f</figureCitation>
|
||
) similar in shape to pereopod 3 but slightly longer; coxa 4 wider than coxa 3 with posterior excavation; basis posterior margin with
|
||
<emphasis bold="true" box="[921,936,1142,1167]" pageId="22" pageNumber="1237">1</emphasis>
|
||
simple seta; merus mid-anterior margin with
|
||
<emphasis bold="true" box="[452,467,1177,1202]" pageId="22" pageNumber="1237">1</emphasis>
|
||
seta; propodus posterior margin with 5 stout setae.
|
||
</paragraph>
|
||
<paragraph blockId="22.[160,1156,1228,1461]" pageId="22" pageNumber="1237">
|
||
<emphasis bold="true" box="[160,338,1228,1253]" pageId="22" pageNumber="1237">Pereopods 5–7</emphasis>
|
||
(
|
||
<figureCitation box="[353,480,1228,1253]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="22" pageNumber="1237">
|
||
Figure
|
||
<quantity box="[431,462,1228,1253]" metricMagnitude="-3" metricUnit="kg" metricValue="9.0" pageId="22" pageNumber="1237" unit="g" value="9.0">9g</quantity>
|
||
–i
|
||
</figureCitation>
|
||
) similar in shape, basis posterior lobe rounded and denticulated. Pereopod 7 (
|
||
<figureCitation box="[375,474,1262,1287]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="22" pageNumber="1237">Figure 9i</figureCitation>
|
||
) basis lobe widely expanded, almost reaching ischium distal margin; wider than lobes of pereopods 5 and 6; basis lobe, width almost
|
||
<emphasis bold="true" box="[1011,1123,1297,1322]" pageId="22" pageNumber="1237">1.5 times</emphasis>
|
||
as width as basis (measured at cleft between basis and basis lobe); posterior margin with
|
||
<emphasis bold="true" box="[1126,1156,1332,1357]" pageId="22" pageNumber="1237">15</emphasis>
|
||
serrations, each with 1 setule (13)
|
||
<emphasis bold="true" box="[545,1150,1366,1391]" pageId="22" pageNumber="1237">but 2 serrations with 1 stout seta on distal margin</emphasis>
|
||
; anterior margin, distal end with three clusters of stout setae on distal half and one cluster of 3 stout setae at distal end. Dactylus length almost
|
||
<emphasis bold="true" box="[761,807,1436,1461]" pageId="22" pageNumber="1237">half</emphasis>
|
||
of propodus length.
|
||
</paragraph>
|
||
<paragraph blockId="22.[160,1156,1486,1581]" pageId="22" pageNumber="1237">
|
||
<emphasis bold="true" box="[160,319,1486,1511]" pageId="22" pageNumber="1237">Pleopods 1–3</emphasis>
|
||
(
|
||
<figureCitation box="[333,449,1486,1511]" captionStart="Figure 10" captionStartId="20.[160,225,1066,1089]" captionTargetBox="[164,1151,143,1033]" captionTargetId="figure-174@20.[163,1153,142,1034]" captionTargetPageId="20" captionText="Figure 10. Hyalella viviannae sp. nov. male holotype, 4.9 mm: (a) uropod 1; (b) uropod 2; (c) uropod 3; (d) telson; (e) pleopod 1. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087100" httpUri="https://zenodo.org/record/7087100/files/figure.png" pageId="22" pageNumber="1237">Figure 10e</figureCitation>
|
||
) not modified, biramous, elongated, rami multi-annulated, with numerous plumose setae; pleopod 1, inner margin of peduncle at distal end with 2 short retinacula (coupling hooks).
|
||
</paragraph>
|
||
<paragraph blockId="22.[160,1155,1606,1666]" lastBlockId="23.[160,1155,142,202]" lastPageId="23" lastPageNumber="1238" pageId="22" pageNumber="1237">
|
||
<emphasis bold="true" box="[160,274,1606,1631]" pageId="22" pageNumber="1237">Uropod 1</emphasis>
|
||
(
|
||
<figureCitation box="[290,409,1606,1631]" captionStart="Figure 10" captionStartId="20.[160,225,1066,1089]" captionTargetBox="[164,1151,143,1033]" captionTargetId="figure-174@20.[163,1153,142,1034]" captionTargetPageId="20" captionText="Figure 10. Hyalella viviannae sp. nov. male holotype, 4.9 mm: (a) uropod 1; (b) uropod 2; (c) uropod 3; (d) telson; (e) pleopod 1. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087100" httpUri="https://zenodo.org/record/7087100/files/figure.png" pageId="22" pageNumber="1237">Figure 10a</figureCitation>
|
||
) longer than uropod 2; peduncle longer than rami, dorsal margin with
|
||
<emphasis bold="true" box="[219,234,1641,1666]" pageId="22" pageNumber="1237">3</emphasis>
|
||
dorsal setae, inner and outer distal ends each with 1 seta; rami subequal, inner ramus slightly
|
||
<emphasis bold="true" box="[326,404,142,167]" pageId="23" pageNumber="1238">longer</emphasis>
|
||
, with
|
||
<emphasis bold="true" box="[475,490,142,167]" pageId="23" pageNumber="1238">2</emphasis>
|
||
dorsal and 3 distal setae, outer ramus with
|
||
<emphasis bold="true" box="[990,1005,142,167]" pageId="23" pageNumber="1238">2</emphasis>
|
||
dorsal and
|
||
<emphasis bold="true" box="[1140,1155,142,167]" pageId="23" pageNumber="1238">4</emphasis>
|
||
distal setae; male without curved setae on inner ramus.
|
||
</paragraph>
|
||
<paragraph blockId="23.[160,1155,228,357]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,275,228,253]" pageId="23" pageNumber="1238">Uropod 2</emphasis>
|
||
(
|
||
<figureCitation box="[291,414,228,253]" captionStart="Figure 10" captionStartId="20.[160,225,1066,1089]" captionTargetBox="[164,1151,143,1033]" captionTargetId="figure-174@20.[163,1153,142,1034]" captionTargetPageId="20" captionText="Figure 10. Hyalella viviannae sp. nov. male holotype, 4.9 mm: (a) uropod 1; (b) uropod 2; (c) uropod 3; (d) telson; (e) pleopod 1. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087100" httpUri="https://zenodo.org/record/7087100/files/figure.png" pageId="23" pageNumber="1238">Figure 10b</figureCitation>
|
||
) slightly longer than peduncle of uropod 1; peduncle as long as outer ramus, with
|
||
<emphasis bold="true" box="[372,387,262,287]" pageId="23" pageNumber="1238">1</emphasis>
|
||
dorsal seta and inner and outer distal ends each with 1 seta; rami subequal, inner ramus slightly longer with 2 dorsal and
|
||
<emphasis bold="true" box="[782,797,297,322]" pageId="23" pageNumber="1238">3</emphasis>
|
||
distal setae, outer ramus with
|
||
<emphasis bold="true" box="[1140,1155,297,322]" pageId="23" pageNumber="1238">2</emphasis>
|
||
dorsal and
|
||
<emphasis bold="true" box="[286,301,332,357]" pageId="23" pageNumber="1238">4</emphasis>
|
||
distal setae.
|
||
</paragraph>
|
||
<paragraph blockId="23.[160,1156,382,546]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,277,382,407]" pageId="23" pageNumber="1238">Uropod 3</emphasis>
|
||
(
|
||
<figureCitation box="[296,430,382,407]" captionStart="Figure 10" captionStartId="20.[160,225,1066,1089]" captionTargetBox="[164,1151,143,1033]" captionTargetId="figure-174@20.[163,1153,142,1034]" captionTargetPageId="20" captionText="Figure 10. Hyalella viviannae sp. nov. male holotype, 4.9 mm: (a) uropod 1; (b) uropod 2; (c) uropod 3; (d) telson; (e) pleopod 1. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087100" httpUri="https://zenodo.org/record/7087100/files/figure.png" pageId="23" pageNumber="1238">Figures 10c</figureCitation>
|
||
, and
|
||
<figureCitation box="[499,541,382,407]" captionStart="Figure 23" captionStartId="43.[160,225,1271,1294]" captionTargetBox="[163,1152,142,1239]" captionTargetId="figure-118@43.[163,1152,142,1239]" captionTargetPageId="43" captionText="Figure 23. Scanning electron microscopy images, comparison, paratypes. Uropod 3, lateral view. (a) Hyalella azteca (De Saussure, 1858); (b) Hyalella sarukhani sp. nov.; (c) Hyalella alvarezi sp. nov.; (d) Hyalella viviannae sp. nov.; (e) Hyalella villalobosi sp. nov.; (f) Hyalella garyi sp. nov." figureDoi="http://doi.org/10.5281/zenodo.7087126" httpUri="https://zenodo.org/record/7087126/files/figure.png" pageId="23" pageNumber="1238">23d</figureCitation>
|
||
)
|
||
<emphasis bold="true" box="[560,730,382,407]" pageId="23" pageNumber="1238">length similar</emphasis>
|
||
to peduncle of uropod 2; peduncle rectangular, wider than ramus, with
|
||
<emphasis bold="true" box="[571,586,417,442]" pageId="23" pageNumber="1238">4</emphasis>
|
||
strong distal setae of variable length; inner ramus absent; outer ramus uniarticulate, slender, slightly longer than peduncle,
|
||
<emphasis bold="true" pageId="23" pageNumber="1238">more than 2 times</emphasis>
|
||
(
|
||
<emphasis bold="true" box="[239,412,486,511]" pageId="23" pageNumber="1238">almost 3 times</emphasis>
|
||
) length of larger setae of peduncle, basal width near 3
|
||
<emphasis bold="true" box="[1019,1085,486,511]" pageId="23" pageNumber="1238">times</emphasis>
|
||
width of apex of ramus, with 3 slender apical setae and 1 connate seta.
|
||
</paragraph>
|
||
<paragraph blockId="23.[160,1155,572,666]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,239,572,597]" pageId="23" pageNumber="1238">Telson</emphasis>
|
||
(
|
||
<figureCitation box="[254,388,572,597]" captionStart="Figure 10" captionStartId="20.[160,225,1066,1089]" captionTargetBox="[164,1151,143,1033]" captionTargetId="figure-174@20.[163,1153,142,1034]" captionTargetPageId="20" captionText="Figure 10. Hyalella viviannae sp. nov. male holotype, 4.9 mm: (a) uropod 1; (b) uropod 2; (c) uropod 3; (d) telson; (e) pleopod 1. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087100" httpUri="https://zenodo.org/record/7087100/files/figure.png" pageId="23" pageNumber="1238">Figures 10d</figureCitation>
|
||
, and
|
||
<figureCitation box="[450,492,572,597]" captionStart="Figure 24" captionStartId="44.[160,225,1555,1578]" captionTargetBox="[163,1152,142,1523]" captionTargetId="figure-1@44.[163,1152,142,1523]" captionTargetPageId="44" captionText="Figure 24. Scanning electron microscopy images, comparison, paratypes. Telson, dorsal view. (a) Hyalella azteca (De Saussure, 1858); (b) Hyalella sarukhani sp. nov.; (c) Hyalella alvarezi sp. nov.; (d) Hyalella viviannae sp. nov.; (e) Hyalella villalobosi sp. nov.; (f) Hyalella garyi sp. nov." figureDoi="http://doi.org/10.5281/zenodo.7087128" httpUri="https://zenodo.org/record/7087128/files/figure.png" pageId="23" pageNumber="1238">24d</figureCitation>
|
||
) entire,
|
||
<emphasis bold="true" box="[586,1071,572,597]" pageId="23" pageNumber="1238">longer than wide, narrowing posteriorly</emphasis>
|
||
, with 2 long simple
|
||
<emphasis bold="true" box="[307,410,606,631]" pageId="23" pageNumber="1238">apposed</emphasis>
|
||
setae; outer surface with two clusters of 3 plumose setae near middle distal portion, near margin, symmetrically distributed.
|
||
</paragraph>
|
||
<paragraph blockId="23.[160,1155,692,751]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,283,692,717]" pageId="23" pageNumber="1238">Coxal gills</emphasis>
|
||
sac-like, present on segments 2–6. Sternal gills tubular, present on segments 3–7.
|
||
</paragraph>
|
||
<paragraph blockId="23.[160,1157,777,1079]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,247,777,802]" pageId="23" pageNumber="1238">Female</emphasis>
|
||
(
|
||
<figureCitation box="[261,375,777,802]" captionStart="Figure 17" captionStartId="37.[160,225,1415,1438]" captionTargetBox="[163,1150,146,1381]" captionTargetId="figure-10@37.[162,1152,142,1383]" captionTargetPageId="37" captionText="Figure 17. Scanning electron microscopy images. Lateral habitus. Hyalella sarukhani sp. nov. paratypes: (a) male; (b) female, arrow shows the notch for amplexus. Hyalella alvarezi sp. nov. paratypes: (c) male; (d) female, arrow shows the notch for amplexus. Hyalella viviannae sp. nov. paratypes: (e) male; (f) female, arrow shows the notch for amplexus." figureDoi="http://doi.org/10.5281/zenodo.7087114" httpUri="https://zenodo.org/record/7087114/files/figure.png" pageId="23" pageNumber="1238">Figure 17f</figureCitation>
|
||
) similar to male. Gnathopod 1 (
|
||
<figureCitation box="[730,835,777,802]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="23" pageNumber="1238">Figure 9c</figureCitation>
|
||
), carpus with 2 serrate setae on inner face lobe; propodus with 3 serrate setae in a row over the inner face. Gnathopod 2 (
|
||
<figureCitation box="[331,441,846,871]" captionStart="Figure 9" captionStartId="19.[160,226,1466,1489]" captionTargetBox="[164,1150,143,1434]" captionTargetId="figure-22@19.[163,1153,142,1435]" captionTargetPageId="19" captionText="Figure 9. Hyalella viviannae sp. nov. male holotype, 4.9 mm; female paratype, 4 mm. (a) male gnathopod 1; (b) male gnathopod 2; (c) female gnathopod 1; (d) female gnathopod 2. Male pereiopods: (e) pereiopod 3; (f) pereiopod 4; (g) pereiopod 5; (h) pereiopod 6; (i) pereiopod 7. Scale bars: 100 µm." figureDoi="http://doi.org/10.5281/zenodo.7087098" httpUri="https://zenodo.org/record/7087098/files/figure.png" pageId="23" pageNumber="1238">Figure 9d</figureCitation>
|
||
) smaller than male gnathopod 2, parachelated; palm reverse oblique; basis posterior margin with 1 seta; propodus slightly longer than twice maximum width, outer face with 2 serrate setae in a row and 1 large seta near the palm; anterior and posterior distal half with comb scales. Pereonite 2 with an anterior excavation or notch for amplexus. Pereopod 7 lobes with 10 serrations and setules, and with 3 stout setae on the distal margin. Oostegites subtriangular with setae curled on the margins.
|
||
</paragraph>
|
||
<paragraph blockId="23.[160,1155,1138,1233]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,425,1138,1164]" italics="true" pageId="23" pageNumber="1238">Intraspecific variation.</emphasis>
|
||
The palp of maxilla 1 is short but presents differences in length and form; especially if the organism is moulting, it could reach almost 2 times its length and present a constricted margin in the middle.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="23" pageNumber="1238" type="biology_ecology">
|
||
<paragraph blockId="23.[160,1156,1291,1352]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,256,1291,1317]" italics="true" pageId="23" pageNumber="1238">Habitat.</emphasis>
|
||
Freshwater, epigean, littoral, associated with roots of
|
||
<taxonomicName authority="Pers" authorityName="Pers" box="[872,1153,1292,1317]" class="Liliopsida" family="Typhaceae" genus="Typha" kingdom="Plantae" order="Poales" pageId="23" pageNumber="1238" phylum="Tracheophyta" rank="species" species="dominguensis">
|
||
<emphasis box="[872,1095,1292,1317]" italics="true" pageId="23" pageNumber="1238">Typha dominguensis</emphasis>
|
||
Pers
|
||
</taxonomicName>
|
||
, found in the sediment.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection box="[160,1036,1410,1436]" pageId="23" pageNumber="1238" type="distribution">
|
||
<paragraph blockId="23.[160,1036,1410,1436]" box="[160,1036,1410,1436]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,307,1410,1436]" italics="true" pageId="23" pageNumber="1238">Distribution.</emphasis>
|
||
Lake San Julian, state of
|
||
<collectingRegion box="[599,698,1411,1436]" country="Mexico" name="Veracruz de Ignacio de la Llave" pageId="23" pageNumber="1238">Veracruz</collectingRegion>
|
||
,
|
||
<collectingCountry box="[709,789,1411,1436]" name="Mexico" pageId="23" pageNumber="1238">Mexico</collectingCountry>
|
||
(
|
||
<geoCoordinate box="[802,907,1411,1436]" degrees="19.256" direction="north" orientation="latitude" pageId="23" pageNumber="1238" precision="55" value="19.256">19.256°N</geoCoordinate>
|
||
,
|
||
<geoCoordinate box="[917,1027,1411,1436]" degrees="96.265" direction="west" orientation="longitude" pageId="23" pageNumber="1238" precision="55" value="-96.265">96.265°W</geoCoordinate>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="23" pageNumber="1238" type="discussion">
|
||
<paragraph blockId="23.[160,1156,1494,1728]" box="[160,262,1494,1520]" pageId="23" pageNumber="1238">
|
||
<emphasis bold="true" box="[160,262,1494,1520]" italics="true" pageId="23" pageNumber="1238">Remarks</emphasis>
|
||
</paragraph>
|
||
<paragraph blockId="23.[160,1156,1494,1728]" pageId="23" pageNumber="1238">
|
||
<taxonomicName authority="Marrón-Becerra & Hermoso-Salazar, 2022" authorityName="Marrón-Becerra & Hermoso-Salazar" authorityYear="2022" box="[160,364,1530,1555]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="23" pageNumber="1238" phylum="Arthropoda" rank="species" species="viviannae" status="sp. nov.">
|
||
<emphasis box="[160,364,1530,1555]" italics="true" pageId="23" pageNumber="1238">Hyalella viviannae</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[375,466,1530,1555]" pageId="23" pageNumber="1238" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is similar to
|
||
<taxonomicName baseAuthorityName="Gonzalez and Watling" baseAuthorityYear="2002" box="[622,726,1530,1555]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="23" pageNumber="1238" phylum="Arthropoda" rank="species" species="azteca">
|
||
<emphasis box="[622,726,1530,1555]" italics="true" pageId="23" pageNumber="1238">H. azteca</emphasis>
|
||
</taxonomicName>
|
||
and the other species from state of
|
||
<collectingRegion box="[160,260,1565,1590]" country="Mexico" name="Veracruz de Ignacio de la Llave" pageId="23" pageNumber="1238">Veracruz</collectingRegion>
|
||
; however, this species can be recognised by the relatively long distal seta in the palp of maxilla 1, the absence of one notch in the palm of gnathopod
|
||
<quantity box="[1036,1080,1599,1624]" metricMagnitude="-2" metricUnit="m" metricValue="5.08" pageId="23" pageNumber="1238" unit="in" value="2.0">2 in</quantity>
|
||
males (angle step), the relative length of the ramus in uropod 3 (longer than peduncle), and the form of the telson – longer than wide with 2 apposed setae and the distal margin rounded.)
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |