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<document id="99401B550898A53E6B141D430CAAD9E5" ID-CLB-Dataset="6317" ID-DOI="10.11646/zootaxa.4970.2.2" ID-GBIF-Dataset="1f4cc518-5213-43d8-ba98-ee53e5271d9b" ID-ISSN="1175-5326" ID-Zenodo-Dep="4761718" ID-ZooBank="63CAF4F6-3FFC-428F-8AC8-5122D3A08358" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1620986733032" checkinUser="plazi" docAuthor="Talhaferro, Jordan Tuparai, Bueno, Alessandra Angélica De Pádua, Pires, Mateus Marques, Stenert, Cristina, Maltchik, Leonardo &amp; Kotzian, Carla Bender" docDate="2021" docId="03CA87AD160FFF83FF76FF2B3CC99A50" docLanguage="en" docName="zootaxa.4970.2.2.pdf" docOrigin="Zootaxa 4970 (2)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Hyalella lagoana Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian 2021, n. sp." docType="treatment" docVersion="7" lastPageNumber="279" masterDocId="FFF3FFD51602FF95FFE1FFBC3824985C" masterDocTitle="Three new species of Hyalella (Crustacea: Amphipoda: Hyalellidae) from the Southern Brazilian Coastal Plain" masterLastPageNumber="292" masterPageNumber="257" pageNumber="270" updateTime="1698939859049" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="8017C29454306A1BFB841E1C3E875B5F">Three new species of Hyalella (Crustacea: Amphipoda: Hyalellidae) from the Southern Brazilian Coastal Plain</mods:title>
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<mods:namePart id="C699DBFDD2E572C4C03A41791F388A86">Talhaferro, Jordan Tuparai</mods:namePart>
<mods:affiliation id="D22EBE0BD240594835F23F29255DD876">Federal University of Santa Maria, Postgraduate Program in Animal Biodiversity, University Campus, Santa Maria, 97105 - 900, Rio Grande do Sul, Brazil.</mods:affiliation>
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<mods:namePart id="172C45C2582078F38B6F4BCC0FEC72AC">Bueno, Alessandra Angélica De Pádua</mods:namePart>
<mods:affiliation id="118D8C9AE27489472FD023B9FD24EB50">Federal University of Lavras, Department of Ecology and Conservation, Postgraduate Program in Applied Ecology, University Campus, Lavras, 37200 - 900, Minas Gerais, Brazil.</mods:affiliation>
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<mods:namePart id="A53BB09FE7E741BEA2AF63CD3A6DF5E9">Pires, Mateus Marques</mods:namePart>
<mods:nameIdentifier id="B634402B349363C17ABD7D97157DAFA4" type="ORCID">0000-0002-5728-8733</mods:nameIdentifier>
<mods:affiliation id="17C322C623389CF83947DDDDB70FA91E">Federal University of Rio Grande, Graduate Program in Biology of Continental Aquatic Environments, Institute of Biological Sciences, University Campus, Rio Grande, 96203 - 900, Rio Grande do Sul, Brazil. &amp; marquespiresm @ gmail. com; https: // orcid. org / 0000 - 0002 - 5728 - 8733</mods:affiliation>
<mods:nameIdentifier id="CA727F0D167A7BE2C47382096A229CE1" type="email">marquespiresm@gmail.com</mods:nameIdentifier>
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<mods:namePart id="B1F61656EC5C5C6BF8B6568DB99A64E6">Stenert, Cristina</mods:namePart>
<mods:nameIdentifier id="382CC3111A4DA19FD00CA8452D634B76" type="ORCID">0000-0002-9095-2018</mods:nameIdentifier>
<mods:affiliation id="BD87D01393DA89BEC43547245DC677B7">Federal University of Rio Grande, Graduate Program in Biology of Continental Aquatic Environments, Institute of Biological Sciences, University Campus, Rio Grande, 96203 - 900, Rio Grande do Sul, Brazil. &amp; cstenert @ unisinos. br; https: // orcid. org / 0000 - 0002 - 9095 - 2018</mods:affiliation>
<mods:nameIdentifier id="063F46889938D532A573170F12D6AC40" type="email">cstenert@unisinos.br</mods:nameIdentifier>
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<mods:namePart id="F0368AC8E5EED55DEC4048BA05BDEFA6">Maltchik, Leonardo</mods:namePart>
<mods:nameIdentifier id="FF33A8B7454B5683A27E2BEAEC55A94D" type="ORCID">0000-0002-5321-7524</mods:nameIdentifier>
<mods:affiliation id="6B1DFF9D285707754BC85AAF21D72E1C">Federal University of Rio Grande, Graduate Program in Biology of Continental Aquatic Environments, Institute of Biological Sciences, University Campus, Rio Grande, 96203 - 900, Rio Grande do Sul, Brazil. &amp; maltchikleo @ gmail. com; https: // orcid. org / 0000 - 0002 - 5321 - 7524</mods:affiliation>
<mods:nameIdentifier id="B8E11C989FBC465FD2DE3E338DE485B1" type="email">maltchikleo@gmail.com</mods:nameIdentifier>
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<mods:namePart id="61EC98FA9C7EDF953DED2454220A7659">Kotzian, Carla Bender</mods:namePart>
<mods:nameIdentifier id="5FCB59CF3124191537C692AEF2C80A88" type="ORCID">0000-0001-8446-4766</mods:nameIdentifier>
<mods:affiliation id="96C6AA847778800511CF0BC700A813AD">Federal University of Santa Maria, Postgraduate Program in Animal Biodiversity, University Campus, Santa Maria, 97105 - 900, Rio Grande do Sul, Brazil. &amp; modri _ zralok @ hotmail. com; https: // orcid. org / 0000 - 0001 - 8446 - 4766</mods:affiliation>
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<mods:title id="E8C0A0476843AC86C2DAA9F64A03473F">Zootaxa</mods:title>
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<mods:date id="FD27A15CA9E543F92CFA65C9E85211A9">2021</mods:date>
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<mods:number id="AC5DD40A4EEA036EB99D0A75769262C9">2021-05-14</mods:number>
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<mods:number id="11B133EA1DEF5BA3EADA86E130D0CDE6">4970</mods:number>
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<mods:identifier id="0A6AC80CB85B5830ACDD6BD2EDA03F0A" type="DOI">10.11646/zootaxa.4970.2.2</mods:identifier>
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<treatment id="03CA87AD160FFF83FF76FF2B3CC99A50" ID-DOI="http://doi.org/10.5281/zenodo.4895188" ID-GBIF-Taxon="182486321" ID-Zenodo-Dep="4895188" LSID="urn:lsid:plazi:treatment:03CA87AD160FFF83FF76FF2B3CC99A50" httpUri="http://treatment.plazi.org/id/03CA87AD160FFF83FF76FF2B3CC99A50" lastPageId="22" lastPageNumber="279" pageId="13" pageNumber="270">
<subSubSection id="C3796530160FFF98FF76FF2B3A9898ED" box="[151,700,151,178]" pageId="13" pageNumber="270" type="nomenclature">
<paragraph id="8BDC36BB160FFF98FF76FF2B3A9898ED" blockId="13.[151,700,151,213]" box="[151,700,151,178]" pageId="13" pageNumber="270">
<heading id="D09481D7160FFF98FF76FF2B3A9898ED" bold="true" box="[151,700,151,178]" fontSize="11" level="1" pageId="13" pageNumber="270" reason="1">
<emphasis id="B917EAA9160FFF98FF76FF2B3A9898ED" bold="true" box="[151,700,151,178]" pageId="13" pageNumber="270">
<taxonomicName id="4C634D38160FFF98FF76FF2B3A4998ED" ID-CoL="8RVRG" authority="Talhaferro &amp; Bueno" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[151,621,151,178]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="13" pageNumber="270" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA9160FFF98FF76FF2B394398EE" bold="true" box="[151,359,151,178]" italics="true" pageId="13" pageNumber="270">Hyalella lagoana</emphasis>
Talhaferro &amp; Bueno
</taxonomicName>
,
<taxonomicNameLabel id="A22457D2160FFF98FD9BFF2B3A9898ED" box="[634,700,151,177]" pageId="13" pageNumber="270" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
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<subSubSection id="C3796530160FFF98FF76FF07393D9889" box="[151,281,187,213]" pageId="13" pageNumber="270" type="description">
<paragraph id="8BDC36BB160FFF98FF76FF07393D9889" blockId="13.[151,700,151,213]" box="[151,281,187,213]" pageId="13" pageNumber="270">
(
<figureCitation id="13582A3E160FFF98FF7EFF0739349889" box="[159,272,187,213]" captionStart-0="FIGURE 9" captionStart-1="FIGURE 10" captionStart-2="FIGURE 11" captionStart-3="FIGURE 12" captionStart-4="FIGURE 13" captionStart-5="FIGURE 14" captionStartId-0="16.[151,250,1943,1967]" captionStartId-1="17.[151,250,1943,1967]" captionStartId-2="18.[151,250,1943,1967]" captionStartId-3="19.[151,250,1943,1967]" captionStartId-4="20.[151,250,1943,1967]" captionStartId-5="21.[151,250,1964,1988]" captionTargetBox-0="[179,1409,181,1920]" captionTargetBox-1="[188,1400,181,1919]" captionTargetBox-2="[199,1388,181,1919]" captionTargetBox-3="[173,1413,181,1919]" captionTargetBox-4="[187,1400,181,1919]" captionTargetBox-5="[179,1408,561,1941]" captionTargetId-0="figure-21@16.[179,1409,181,1920]" captionTargetId-1="figure-17@17.[188,1400,181,1919]" captionTargetId-2="figure-21@18.[199,1388,181,1919]" captionTargetId-3="figure-17@19.[173,1413,181,1919]" captionTargetId-4="figure-21@20.[187,1400,181,1919]" captionTargetId-5="figure-235@21.[179,1408,561,1941]" captionTargetPageId-0="16" captionTargetPageId-1="17" captionTargetPageId-2="18" captionTargetPageId-3="19" captionTargetPageId-4="20" captionTargetPageId-5="21" captionText-0="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." captionText-1="FIGURE 10. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Gnathopod 1 (A); Detail of the carpus propodus and dactylus of the gnathopod 1 (B); Gnathopod 2 (C); Detail of the carpus, propodus and dactylus of the gnathopod 2 (D). Scale bars: 0.5 mm." captionText-2="FIGURE 11. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Peraeopod 3 (A); Peraeopod 4 (B); Peraeopod 5 (C); Peraeopod 6 (D); Peraeopod 7 (E). Scale bars: 0.5 mm." captionText-3="FIGURE 12. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Pleopod (A); Uropod 1 (B); Uropod 2 (C); Uropod 3 (D); Telson (E). Scale bars: 0.5 mm (A–C); 0.3 mm (D); 0.2 mm (E)." captionText-4="FIGURE 13. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype female, 6.0 mm. Antenna 1 (A); Antenna 2 (B); Gnathopod 1 (C); Detail of the carpus, propodus and dactylus of the gnathopod 1 (D); Gnathopod 2 (E); Detail of the carpus, propodus and dactylus of the gnathopod 2 (F). Scale bars: 0.5 mm." captionText-5="FIGURE 14. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male. Uropod 2 (A); Telson (B). Scale bars: 0.5 mm." figureDoi-0="http://doi.org/10.5281/zenodo.4761743" figureDoi-1="http://doi.org/10.5281/zenodo.4761745" figureDoi-2="http://doi.org/10.5281/zenodo.4761748" figureDoi-3="http://doi.org/10.5281/zenodo.4761751" figureDoi-4="http://doi.org/10.5281/zenodo.4761757" figureDoi-5="http://doi.org/10.5281/zenodo.4761759" httpUri-0="https://zenodo.org/record/4761743/files/figure.png" httpUri-1="https://zenodo.org/record/4761745/files/figure.png" httpUri-2="https://zenodo.org/record/4761748/files/figure.png" httpUri-3="https://zenodo.org/record/4761751/files/figure.png" httpUri-4="https://zenodo.org/record/4761757/files/figure.png" httpUri-5="https://zenodo.org/record/4761759/files/figure.png" pageId="13" pageNumber="270">Figs 9–14</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C3796530160FFF98FF76FEBF39589A3D" pageId="13" pageNumber="270" type="materials_examined">
<paragraph id="8BDC36BB160FFF98FF76FEBF3DBD9942" blockId="13.[151,1437,259,2014]" box="[151,1433,259,286]" pageId="13" pageNumber="270">
<emphasis id="B917EAA9160FFF98FF76FEBF390A9941" bold="true" box="[151,302,259,285]" pageId="13" pageNumber="270">Type locality.</emphasis>
<materialsCitation id="3B0B3CE6160FFF98FED5FEBF3DB09942" ID-GBIF-Occurrence="3125623306" box="[308,1428,259,286]" country="Brazil" latitude="-30.045776" location="Osorio" longLatPrecision="1" longitude="-50.676834" pageId="13" pageNumber="270" specimenCount="1" stateProvince="Rio Grande do Sul">
<location id="8EBC6060160FFF98FED5FEBF39599941" LSID="urn:lsid:plazi:treatment:03CA87AD160FFF83FF76FF2B3CC99A50:8EBC6060160FFF98FED5FEBF39599941" box="[308,381,259,285]" country="Brazil" latitude="-30.045776" longLatPrecision="1" longitude="-50.676834" name="Osorio" pageId="13" pageNumber="270" stateProvince="Rio Grande do Sul">Osório</location>
municipality,
<collectingRegion id="49A7F859160FFF98FDF4FEBF3B329942" box="[533,790,259,286]" country="Brazil" name="Rio Grande do Sul" pageId="13" pageNumber="270">Rio Grande do Sul state</collectingRegion>
,
<collectingCountry id="F374762B160FFF98FCC0FEBF3B409941" box="[801,868,259,285]" name="Brazil" pageId="13" pageNumber="270">Brazil</collectingCountry>
, sampling site P3 (
<geoCoordinate id="EE57507C160FFF98FBCCFEBF3CF59941" box="[1069,1233,259,285]" degrees="30" direction="south" minutes="02" orientation="latitude" pageId="13" pageNumber="270" precision="1" seconds="44.8" value="-30.045776">30º 02’ 44.8” S</geoCoordinate>
,
<geoCoordinate id="EE57507C160FFF98FB3DFEBF3DA89942" box="[1244,1420,259,286]" degrees="50" direction="west" minutes="40" orientation="longitude" pageId="13" pageNumber="270" precision="1" seconds="36.6" value="-50.676834">50º 40’ 36.6” W</geoCoordinate>
)
</materialsCitation>
.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26FE9B3BC099D5" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
<emphasis id="B917EAA9160FFF98FF26FE9B39AE991D" bold="true" box="[199,394,295,321]" pageId="13" pageNumber="270">Type specimens.</emphasis>
<materialsCitation id="3B0B3CE6160FFF98FE70FE9B3C0B9939" ID-GBIF-Occurrence="3125623301" collectingDate="2015-10" collectionCode="MZUSP" collectorName="Pires, M. M." latitude="-30.045776" longLatPrecision="1" longitude="-50.676685" pageId="13" pageNumber="270" specimenCode="MZUSP 41789" specimenCount="1" typeStatus="holotype">
<emphasis id="B917EAA9160FFF98FE70FE9B39DC991D" box="[401,504,295,321]" italics="true" pageId="13" pageNumber="270">
<typeStatus id="54D88819160FFF98FE70FE9B39DC991D" box="[401,504,295,321]" pageId="13" pageNumber="270" type="holotype">Holotype</typeStatus>
</emphasis>
: male, body length = 7.0 mm; head length =
<quantity id="4C9B9B5E160FFF98FC15FE9B3C6E991E" box="[1012,1098,295,322]" metricMagnitude="-4" metricUnit="m" metricValue="8.0" pageId="13" pageNumber="270" unit="mm" value="0.8">0.8 mm</quantity>
(
<specimenCode id="DBC59EC0160FFF98FBB9FE9B3D2C991D" box="[1112,1288,295,321]" collectionCode="MZUSP" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="13" pageNumber="270">MZUSP 41789</specimenCode>
), Osório municipality (
<geoCoordinate id="EE57507C160FFF98FEF1FEF7399A9939" box="[272,446,331,357]" degrees="30" direction="south" minutes="02" orientation="latitude" pageId="13" pageNumber="270" precision="1" seconds="44.8" value="-30.045776">30º 02’ 44.8” S</geoCoordinate>
,
<geoCoordinate id="EE57507C160FFF98FE2BFEF73AB5993A" box="[458,657,331,358]" degrees="50" direction="west" minutes="40" orientation="longitude" pageId="13" pageNumber="270" precision="1" seconds="36.06" value="-50.676685">50º 40’ 36.06” W</geoCoordinate>
),
<date id="FFDD107B160FFF98FD44FEF73B65993A" box="[677,833,331,358]" pageId="13" pageNumber="270" value="2015-10">
<collectingDate id="EF99E993160FFF98FD44FEF73B65993A" box="[677,833,331,358]" pageId="13" pageNumber="270" value="2015-10">October 2015</collectingDate>
</date>
,
<collectorName id="2696536D160FFF98FCADFEF73BFE993A" box="[844,986,331,358]" pageId="13" pageNumber="270">Pires, M. M.</collectorName>
&amp; cols
</materialsCitation>
.
<materialsCitation id="3B0B3CE6160FFF98FBD8FEF73BC599D5" ID-GBIF-Occurrence="3125623307" collectingDate="2015-10" collectionCode="MZUSP" collectorName="Pires, M. M." latitude="-30.045776" longLatPrecision="1" longitude="-50.676685" pageId="13" pageNumber="270" specimenCode="MZUSP 41790" specimenCount="1" typeStatus="allotype">
<emphasis id="B917EAA9160FFF98FBD8FEF73CB29939" box="[1081,1174,331,357]" italics="true" pageId="13" pageNumber="270">
<typeStatus id="54D88819160FFF98FBD8FEF73CB29939" box="[1081,1174,331,357]" pageId="13" pageNumber="270" type="allotype">Allotype</typeStatus>
</emphasis>
: female, body length =
<quantity id="4C9B9B5E160FFF98FF76FED338CB99D6" box="[151,239,367,394]" metricMagnitude="-4" metricUnit="m" metricValue="7.0" pageId="13" pageNumber="270" unit="mm" value="0.7">0.7 mm</quantity>
, head length =
<quantity id="4C9B9B5E160FFF98FE7BFED339D499D6" box="[410,496,367,394]" metricMagnitude="-3" metricUnit="m" metricValue="5.4" pageId="13" pageNumber="270" unit="mm" value="5.4">5.4 mm</quantity>
(
<specimenCode id="DBC59EC0160FFF98FE1FFED33A8A99D5" box="[510,686,367,393]" collectionCode="MZUSP" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="13" pageNumber="270">MZUSP 41790</specimenCode>
), same locality as holotype
</materialsCitation>
.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF76FE283BF299AA" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
<materialsCitation id="3B0B3CE6160FFF98FF76FE283BF699AA" ID-GBIF-Occurrence="3125623304" collectionCode="MZUSP" pageId="13" pageNumber="270" specimenCode="MZUSP 41791, 10" specimenCount="171" specimenCount-female="83" specimenCount-juvenile="49" specimenCount-male="39" typeStatus="paratype">
<emphasis id="B917EAA9160FFF98FF76FE28392D99F1" box="[151,265,404,429]" italics="true" pageId="13" pageNumber="270">
<typeStatus id="54D88819160FFF98FF76FE28392D99F1" box="[151,265,404,429]" pageId="13" pageNumber="270" type="paratype">Paratypes</typeStatus>
</emphasis>
:
<specimenCode id="DBC59EC0160FFF98FEF8FE2F39E399F1" box="[281,455,403,429]" collectionCode="MZUSP" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="13" pageNumber="270">MZUSP 41791</specimenCode>
,
<specimenCode id="DBC59EC0160FFF98FE35FE2F39D499F1" box="[468,496,403,429]" collectionCode="MZUSP" country="Brazil" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="13" pageNumber="270">10</specimenCode>
whole specimens (
<specimenCount id="9D65FD32160FFF98FD2DFE2F3B0099F1" box="[716,804,403,430]" pageId="13" pageNumber="270" type="male">5 males</specimenCount>
and
<specimenCount id="9D65FD32160FFF98FCBEFE2F3BF599F2" box="[863,977,403,430]" pageId="13" pageNumber="270" type="female">5 females</specimenCount>
); CCUFLA 441, 10 whole specimens (
<specimenCount id="9D65FD32160FFF98FA6FFE2F38FC998D" pageId="13" pageNumber="270" type="male">5 males</specimenCount>
and
<specimenCount id="9D65FD32160FFF98FEF1FE0B39A5998E" box="[272,385,439,466]" pageId="13" pageNumber="270" type="female">5 females</specimenCount>
),
<specimenCount id="9D65FD32160FFF98FE75FE0B39CE998D" box="[404,490,439,465]" pageId="13" pageNumber="270" type="male">3 males</specimenCount>
and
<specimenCount id="9D65FD32160FFF98FDC0FE0B3AA7998D" box="[545,643,439,465]" pageId="13" pageNumber="270" type="female">1 female</specimenCount>
on slides; CRU0014, 145 whole specimens (
<specimenCount id="9D65FD32160FFF98FB9FFE0B3CC2998D" box="[1150,1254,439,465]" pageId="13" pageNumber="270" type="male">24 males</specimenCount>
,
<specimenCount id="9D65FD32160FFF98FB13FE0B3D48998D" box="[1266,1388,439,465]" pageId="13" pageNumber="270" type="female">72 females</specimenCount>
and
<specimenCount id="9D65FD32160FFF98FF76FE67390599AA" box="[151,289,475,502]" pageId="13" pageNumber="270" type="juvenile">49 juveniles</specimenCount>
) and
<specimenCount id="9D65FD32160FFF98FEBEFE67399199A9" box="[351,437,475,501]" pageId="13" pageNumber="270" type="male">2 males</specimenCount>
on slides (same collection data of the
<typeStatus id="54D88819160FFF98FC82FE673BEE99AA" box="[867,970,475,502]" pageId="13" pageNumber="270" type="holotype">holotype</typeStatus>
)
</materialsCitation>
.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26FE4339589A3D" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
<emphasis id="B917EAA9160FFF98FF26FE4339EA9A45" bold="true" box="[199,462,511,537]" pageId="13" pageNumber="270">Additional specimens.</emphasis>
<materialsCitation id="3B0B3CE6160FFF98FE34FE43395D9A3D" ID-GBIF-Occurrence="3125623302" collectingDate="2015-10" collectorName="Pires, M. M." country="Brazil" location="Garopaba" pageId="13" pageNumber="270" specimenCount="8" specimenCount-female="2" specimenCount-juvenile="2" specimenCount-male="4" stateProvince="Santa Catarina">
CRU0015, 4 whole specimens (
<specimenCount id="9D65FD32160FFF98FCD8FE433BBE9A45" box="[825,922,511,537]" pageId="13" pageNumber="270" type="female">2 female</specimenCount>
and
<specimenCount id="9D65FD32160FFF98FC30FE433C669A46" box="[977,1090,511,538]" pageId="13" pageNumber="270" type="juvenile">2 juvenile</specimenCount>
) and
<specimenCount id="9D65FD32160FFF98FB9EFE433CF19A45" box="[1151,1237,511,537]" pageId="13" pageNumber="270" type="male">4 males</specimenCount>
on slides,
<location id="8EBC6060160FFF98FAACFE43389A9A61" LSID="urn:lsid:plazi:treatment:03CA87AD160FFF83FF76FF2B3CC99A50:8EBC6060160FFF98FAACFE43389A9A61" country="Brazil" name="Garopaba" pageId="13" pageNumber="270" stateProvince="Santa Catarina">Garopaba</location>
municipality,
<collectingRegion id="49A7F859160FFF98FEBFFD9F3A199A62" box="[350,573,547,574]" country="Brazil" name="Santa Catarina" pageId="13" pageNumber="270">Santa Catarina state</collectingRegion>
,
<collectingCountry id="F374762B160FFF98FDA9FD9F3AAB9A61" box="[584,655,547,573]" name="Brazil" pageId="13" pageNumber="270">Brazil</collectingCountry>
, sampling site P8 (28º 03’ 96.12” S, 48º 61’ 31.21” W),
<date id="FFDD107B160FFF98FB1CFD9F3DBC9A62" box="[1277,1432,547,574]" pageId="13" pageNumber="270" value="2015-10">
<collectingDate id="EF99E993160FFF98FB1CFD9F3DBC9A62" box="[1277,1432,547,574]" pageId="13" pageNumber="270" value="2015-10">October 2015</collectingDate>
</date>
,
<collectorName id="2696536D160FFF98FF76FDFB39009A3E" box="[151,292,583,610]" pageId="13" pageNumber="270">Pires, M. M.</collectorName>
&amp; cols
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C3796530160FFF98FF26FDD73D2E9B02" pageId="13" pageNumber="270" type="diagnosis">
<paragraph id="8BDC36BB160FFF98FF26FDD73D2E9B02" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
<emphasis id="B917EAA9160FFF98FF26FDD739669AD9" bold="true" box="[199,322,619,645]" pageId="13" pageNumber="270">Diagnosis.</emphasis>
Body surface smooth. Eyes ovoid, large and pigmented. Antenna 1 approximately 1/4 smaller than antenna 2. Palp of the maxilla 1 uniarticulate and oval with apex covered by setules. Plates of maxilla 2 similar in length and width, inner plate with two papposerrate setae in the inner margin. Propodus of gnathopod 1 hammershaped, longer than wide, with four serrate setae on the inner surface. Peduncle of the uropod 1 with seven cuspidate setae on the margin, inner side of the inner ramus with four cuspidate setae, with curved setae reaching the apex of the ramus (male). Uropod 2 longer than the peduncle of uropod 1, peduncle with five cuspidate setae, inner ramus with seven cuspidate setae and outer ramus with six cuspidate setae. Sternal gills on pereonites 2 to 7.
</paragraph>
</subSubSection>
<subSubSection id="C3796530160FFF9AFF26FCDB39F19D9D" lastPageId="15" lastPageNumber="272" pageId="13" pageNumber="270" type="description">
<paragraph id="8BDC36BB160FFF98FF26FCDB3CBC9BF9" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
<emphasis id="B917EAA9160FFF98FF26FCDB39929BDD" bold="true" box="[199,438,871,897]" pageId="13" pageNumber="270">Description of male.</emphasis>
Mean of body length: 6.74 ±
<quantity id="4C9B9B5E160FFF98FD1BFCDB3B7A9BDE" box="[762,862,871,898]" metricMagnitude="-4" metricUnit="m" metricValue="4.3" pageId="13" pageNumber="270" unit="mm" value="0.43">0.43 mm</quantity>
(n=5), mean of head length: 0.78 ±
<quantity id="4C9B9B5E160FFF98FB0CFCDB3D759BDE" box="[1261,1361,871,898]" metricMagnitude="-5" metricUnit="m" metricValue="7" pageId="13" pageNumber="270" unit="mm" value="0.07">0.07 mm</quantity>
(n=5). Body surface smooth. Eyes ovoid and pigmented. Epimeral plate not acuminated (
<figureCitation id="13582A3E160FFF98FBD0FC373CAF9BF9" box="[1073,1163,907,933]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9A</figureCitation>
).
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26FC1339489C4D" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
Antenna 1 (
<figureCitation id="13582A3E160FFF98FEABFC1339879B95" box="[330,419,943,969]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9B</figureCitation>
): 3.0 mm; peduncle with three articles; first article longer than wide and with robust cuspidate setae on the distal margin; flagellum with 13 articles, each article presents a group of simple setae. Aesthetascs were not observed.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26FBA739639C06" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
Antenna 2 (
<figureCitation id="13582A3E160FFF98FEA9FBA739849C69" box="[328,416,1051,1077]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9C</figureCitation>
): 4.0 mm; peduncle longer than head length; flagellum with 14-15 articles presenting groups of simple setae.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26FBDF395B9D51" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
Basic amphipodan mandible
<typeStatus id="54D88819160FFF98FDEEFBD83A1B9C22" box="[527,575,1124,1150]" pageId="13" pageNumber="270">type</typeStatus>
(in sensu of
<bibRefCitation id="EFF24B4A160FFF98FD33FBDF3B4F9C21" author="Watling, L." box="[722,875,1123,1149]" pageId="13" pageNumber="270" pagination="837 - 849" refId="ref18603" refString="Watling, L. (1993) Functional morphology of the amphipod mandible. Journal of Natural History, 27 (4), 837 - 849. https: // doi. org / 10.1080 / 00222939300770511" type="journal article" year="1993">Watling 1993</bibRefCitation>
) with palp absent. Right mandible (
<figureCitation id="13582A3E160FFF98FAE0FBDF3D7D9C21" box="[1281,1369,1123,1149]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9D</figureCitation>
) incisor process with five teeth, and two pappose setae. Left mandible (
<figureCitation id="13582A3E160FFF98FC6BFB3B3BC49CFD" box="[906,992,1159,1185]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9E</figureCitation>
) incisor process with five teeth; lacinia mobilis with four teeth; three pappose setae and setules below the lacinia. In both mandibles, the molar process is cylindrical, large, and triturative, with single long pappose seta on the inner margin, superior margin of the molar process with setules.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26FAA43DB39D6D" blockId="13.[151,1437,259,2014]" box="[199,1431,1303,1330]" pageId="13" pageNumber="270">
Upper lip (
<figureCitation id="13582A3E160FFF98FEA0FAAB39B09D6D" box="[321,404,1303,1329]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9F</figureCitation>
) showing outer borders ovoid, with simple setae on the borders, covered by several setules.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26FA8039039D25" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
Lower lip (
<figureCitation id="13582A3E160FFF98FEA5FA8739B89D09" box="[324,412,1339,1365]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9G</figureCitation>
) bilobed, with simple setae and several setules on the inner and ventral margins, outer margins smooth.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26FA3F3BAF9E55" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
Maxilla 1 (
<figureCitation id="13582A3E160FFF98FEA2FA3F39BF9DC1" box="[323,411,1411,1437]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9H</figureCitation>
) palp uniarticulate, margins covered by setules, apex ovoid with a single apical seta, length not reaching half the distance between the palp base and the base of the setae on the apex of the outer plate; outer plate with nine serrate setae at the apex; inner plate slender, reaching half the length of the outer plate, margins covered by setules, and apex with two papposerrate setae of equal size.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26F9AF3D6E9E2A" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
Maxilla 2 (
<figureCitation id="13582A3E160FFF98FEA4F9AF39B69E71" box="[325,402,1555,1581]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9I</figureCitation>
) plates similar in length and width; inner plate longer than wide, apex covered with serrate setae and few simple setae, inner margin with two papposerrate setae, inner seta short and slender, outer seta long and robust; outer plate longer than wide, apex covered by long serrate setae and a few smaller simple setae.
</paragraph>
<paragraph id="8BDC36BB160FFF98FF26F9C33C989F12" blockId="13.[151,1437,259,2014]" pageId="13" pageNumber="270">
Maxilliped (
<figureCitation id="13582A3E160FFF98FEB5F9C339829EC5" box="[340,422,1663,1689]" captionStart="FIGURE 9" captionStartId="16.[151,250,1943,1967]" captionTargetBox="[179,1409,181,1920]" captionTargetId="figure-21@16.[179,1409,181,1920]" captionTargetPageId="16" captionText="FIGURE 9. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (A); Antenna (B); Antenna 2 (C); Mandible right (D); Mandible left (E); Upper lip (F); Lower lip (G); Maxilla 1 (H); Maxilla 2 (I); Maxilliped (J). Scale bars: 2.0 mm (A); 0.5 mm (B–C); 0.3 mm (D–I); 0.5 mm (J)." figureDoi="http://doi.org/10.5281/zenodo.4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="13" pageNumber="270">Fig. 9J</figureCitation>
) inner plate 1/3 smaller than the outer plate, inner margin with six pappose setae, apex rounded with three cuspidate setae in cone-shaped, and smaller pappose setae, outer margin smooth; outer plate reaching half the length of the article 2, inner margin covered by simple setae, outer margin smooth; palp with four articles, articles 1 and 2 with several simple setae on inner margin; inner margin of the article 3 covered by long and slender simple setae, outer distal margin with a group of simple and serrate setae; article 2 and 3 with many setules; dactyl longer than wide, with sub-apical simple setae and apex with a single long serrate setae.
</paragraph>
<paragraph id="8BDC36BB160FFF9BFF26F8EB3D6199D5" blockId="13.[151,1437,259,2014]" lastBlockId="14.[151,1437,151,2013]" lastPageId="14" lastPageNumber="271" pageId="13" pageNumber="270">
Gnathopod 1 (
<figureCitation id="13582A3E160FFF98FE88F8EB39D09F2E" box="[361,500,1879,1906]" captionStart="FIGURE 10" captionStartId="17.[151,250,1943,1967]" captionTargetBox="[188,1400,181,1919]" captionTargetId="figure-17@17.[188,1400,181,1919]" captionTargetPageId="17" captionText="FIGURE 10. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Gnathopod 1 (A); Detail of the carpus propodus and dactylus of the gnathopod 1 (B); Gnathopod 2 (C); Detail of the carpus, propodus and dactylus of the gnathopod 2 (D). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761745" httpUri="https://zenodo.org/record/4761745/files/figure.png" pageId="13" pageNumber="270">Figs 10A, B</figureCitation>
) subchelate; long base, with one simple seta on the posterior margin, distal margin with a group of simple setae; ischium with comb-scales and simple setae on the posterior margin; merus similar in length to the ischium, longer than wide, distal margin ovoid with six simple setae; carpus longer than wide, distoanterior margin with a group of serrate setae, inner surface with six simple setae, posterior lobe elongated, forming a shell-shaped structure with a margin covered by serrate setae; propodus longer than wide, length about 1.6 times of maximum width, hammer-shaped, inner face with four serrate setae and a few smaller simple setae, disto-anterior margin with comb-scales and one simple seta, disto-posterior margin with comb-scales and cup for dactyl; outer face of propodus not observed; palm transverse and slightly convex, length about 1/3 smaller than posterior margin length of propodus, covered by simple and cuspidate setae with accessory seta and two long and slender simple setae, distal margin of the palm with two robust cuspidate setae with accessory seta; dactyl claw-like, covered by comb-scales and congruent of the palm length, outer margin with comb-scales and one small plumose seta.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26FE2F3B529AAD" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
Gnathopod 2 (
<figureCitation id="13582A3E160CFF9BFE84FE2F39C999F1" box="[357,493,403,429]" captionStart="FIGURE 10" captionStartId="17.[151,250,1943,1967]" captionTargetBox="[188,1400,181,1919]" captionTargetId="figure-17@17.[188,1400,181,1919]" captionTargetPageId="17" captionText="FIGURE 10. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Gnathopod 1 (A); Detail of the carpus propodus and dactylus of the gnathopod 1 (B); Gnathopod 2 (C); Detail of the carpus, propodus and dactylus of the gnathopod 2 (D). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761745" httpUri="https://zenodo.org/record/4761745/files/figure.png" pageId="14" pageNumber="271">Figs 10C, D</figureCitation>
) subchelate; showing a long base, with two simple setae on the posterior margin; disto-posterior margin with groups of long and slender simple setae; ischium as long than wide, with group of simple setae on the disto-posterior margin; merus slightly longer than wide, posterior margin ovoid with long and slender simple setae; carpus as long than wide, disto-anterior margin with serrate setae, posterior lobe convex, shell-like shape, covered with serrate setae; propodus ovate, long than wide, length about 1.2 times of maximum width, distoanterior margin with a group of long simple seta, disto-posterior margin covered by comb-scales, posterior margin with one simple seta of intermediate size, inner face with a few simple and smaller setae; palm slightly convex, longer than posterior margin of the propodus (1.2 times), covered by simple and cuspidate setae with accessory seta; disto-posterior margin with two robust cuspidate setae with accessory seta; dactyl claw-like, smooth and congruent of the palm length, with small plumose setae on the outer margin.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26FD473C869BF9" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
Pereopods 3 and 4 (
<figureCitation id="13582A3E160CFF9BFE4BFD473A129B49" box="[426,566,763,789]" captionStart="FIGURE 11" captionStartId="18.[151,250,1943,1967]" captionTargetBox="[199,1388,181,1919]" captionTargetId="figure-21@18.[199,1388,181,1919]" captionTargetPageId="18" captionText="FIGURE 11. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Peraeopod 3 (A); Peraeopod 4 (B); Peraeopod 5 (C); Peraeopod 6 (D); Peraeopod 7 (E). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761748" httpUri="https://zenodo.org/record/4761748/files/figure.png" pageId="14" pageNumber="271">Figs 11A, B</figureCitation>
) similar in size; the coxal plate of the pereopod 4 excavated posteriorly; the base with 4-5 simple setae on the posterior margin in the pereopod 3; in both pereopods, merus longer than carpus with 4-6 groups of simple setae on the posterior margin; carpus with five cuspidate setae on the posterior margin with simple setae; propodus similar to the carpus in length, with seven cuspidate setae on the posterior margin with simple setae; dactyl not reaching half the length of the propodus, with simple seta subapical.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26FC1339E29C05" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
Pereopods 5 to 7 (
<figureCitation id="13582A3E160CFF9BFE74FC133A049B95" box="[405,544,943,969]" captionStart="FIGURE 11" captionStartId="18.[151,250,1943,1967]" captionTargetBox="[199,1388,181,1919]" captionTargetId="figure-21@18.[199,1388,181,1919]" captionTargetPageId="18" captionText="FIGURE 11. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Peraeopod 3 (A); Peraeopod 4 (B); Peraeopod 5 (C); Peraeopod 6 (D); Peraeopod 7 (E). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761748" httpUri="https://zenodo.org/record/4761748/files/figure.png" pageId="14" pageNumber="271">Figs 11C–E</figureCitation>
): coxal plate bilobed; pereopod 7 with the posterior lobe 1/3 the size of the anterior lobe; pereopod 5 smaller than 6 and 7; pereopods 6 and 7 similar in size; base with anterior margin ovoid, posterior margin with cuspidate setae; merus with cuspidate setae on the anterior and posterior margins; carpus and propodus with pairs of cuspidate setae on the posterior margin; dactyl not reaching half the length of the propodus, with simple seta subapical.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26FBDF3B2A9CFD" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
Pleopods (
<figureCitation id="13582A3E160CFF9BFEDCFBDF39869C21" box="[317,418,1123,1149]" captionStart="FIGURE 12" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[173,1413,181,1919]" captionTargetId="figure-17@19.[173,1413,181,1919]" captionTargetPageId="19" captionText="FIGURE 12. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Pleopod (A); Uropod 1 (B); Uropod 2 (C); Uropod 3 (D); Telson (E). Scale bars: 0.5 mm (A–C); 0.3 mm (D); 0.2 mm (E)." figureDoi="http://doi.org/10.5281/zenodo.4761751" httpUri="https://zenodo.org/record/4761751/files/figure.png" pageId="14" pageNumber="271">Fig. 12A</figureCitation>
) similar, peduncle longer than wide, approximately 1/2 the length of the ramus; ramus with plumose setae distributed densely over the entire length.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26FB173B0F9D09" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
Uropod 1 (
<figureCitation id="13582A3E160CFF9BFEA3FB1739829C99" box="[322,422,1195,1221]" captionStart="FIGURE 12" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[173,1413,181,1919]" captionTargetId="figure-17@19.[173,1413,181,1919]" captionTargetPageId="19" captionText="FIGURE 12. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Pleopod (A); Uropod 1 (B); Uropod 2 (C); Uropod 3 (D); Telson (E). Scale bars: 0.5 mm (A–C); 0.3 mm (D); 0.2 mm (E)." figureDoi="http://doi.org/10.5281/zenodo.4761751" httpUri="https://zenodo.org/record/4761751/files/figure.png" pageId="14" pageNumber="271">Fig. 12B</figureCitation>
) peduncle larger than the ramus and longer than wide, with seven cuspidate setae with accessory setae; ramus similar in length and width; outer ramus with six cuspidate setae with accessory setae, apex with two cuspidate setae; inner ramus with four cuspidate setae with accessory setae on the outer side of the ramus, curved setae on the inner side of the ramus reaching the apex, followed by three cuspidate setae arranged in a row, with decreasing size, apex with two robust cuspidate setae.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26FAE33A509DB9" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
Uropod 2 (
<figureCitation id="13582A3E160CFF9BFEDEFAE339879D25" box="[319,419,1375,1401]" captionStart="FIGURE 12" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[173,1413,181,1919]" captionTargetId="figure-17@19.[173,1413,181,1919]" captionTargetPageId="19" captionText="FIGURE 12. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Pleopod (A); Uropod 1 (B); Uropod 2 (C); Uropod 3 (D); Telson (E). Scale bars: 0.5 mm (A–C); 0.3 mm (D); 0.2 mm (E)." figureDoi="http://doi.org/10.5281/zenodo.4761751" httpUri="https://zenodo.org/record/4761751/files/figure.png" pageId="14" pageNumber="271">Fig. 12C</figureCitation>
) larger than the peduncle of uropod 1; peduncle slightly smaller than the ramus, longer than wide, with five cuspidate setae with accessory seta; ramus similar in length and width; outer ramus with six cuspidate setae with accessory seta, apex with two cuspidate setae; inner ramus with seven cuspidate setae with accessory seta, apex with two robust cuspidate setae.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26FA5339AC9E0D" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
Uropod 3 (
<figureCitation id="13582A3E160CFF9BFEA0FA53398C9E55" box="[321,424,1519,1545]" captionStart="FIGURE 12" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[173,1413,181,1919]" captionTargetId="figure-17@19.[173,1413,181,1919]" captionTargetPageId="19" captionText="FIGURE 12. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Pleopod (A); Uropod 1 (B); Uropod 2 (C); Uropod 3 (D); Telson (E). Scale bars: 0.5 mm (A–C); 0.3 mm (D); 0.2 mm (E)." figureDoi="http://doi.org/10.5281/zenodo.4761751" httpUri="https://zenodo.org/record/4761751/files/figure.png" pageId="14" pageNumber="271">Fig. 12D</figureCitation>
) smaller than the peduncle of uropod 1; peduncle with five cuspidate setae with accessory seta and a simple seta; peduncle slightly longer than the ramus, with six long and slender simple setae and small robust cuspidate seta.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26F9E7398D9EC5" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
Telson (
<figureCitation id="13582A3E160CFF9BFEC5F9E739AE9E29" box="[292,394,1627,1653]" captionStart="FIGURE 12" captionStartId="19.[151,250,1943,1967]" captionTargetBox="[173,1413,181,1919]" captionTargetId="figure-17@19.[173,1413,181,1919]" captionTargetPageId="19" captionText="FIGURE 12. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Pleopod (A); Uropod 1 (B); Uropod 2 (C); Uropod 3 (D); Telson (E). Scale bars: 0.5 mm (A–C); 0.3 mm (D); 0.2 mm (E)." figureDoi="http://doi.org/10.5281/zenodo.4761751" httpUri="https://zenodo.org/record/4761751/files/figure.png" pageId="14" pageNumber="271">Fig. 12E</figureCitation>
) as longer than wide, apex rounded, with six cuspidate setae with accessory seta and two simple setae at the apex.
</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26F91F3AC69EE1" blockId="14.[151,1437,151,2013]" box="[199,738,1699,1725]" pageId="14" pageNumber="271">Coxal gills sac-like present on pereonites 2 to 6.</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26F97B3AC29EBD" blockId="14.[151,1437,151,2013]" box="[199,742,1735,1761]" pageId="14" pageNumber="271">Sternal gills tubular present on pereonites 2 to 7.</paragraph>
<paragraph id="8BDC36BB160CFF9BFF26F9563C5E9F81" blockId="14.[151,1437,151,2013]" pageId="14" pageNumber="271">
<emphasis id="B917EAA9160CFF9BFF26F95639D99F58" bold="true" box="[199,509,1770,1797]" pageId="14" pageNumber="271">Description of the female.</emphasis>
CCUFLA 441, body length: 6.0 mm, head length
<quantity id="4C9B9B5E160CFF9BFBDAF9573CB19F59" box="[1083,1173,1771,1797]" metricMagnitude="-4" metricUnit="m" metricValue="8.0" pageId="14" pageNumber="271" unit="mm" value="0.8">0.8 mm</quantity>
. Antenna 1 (
<figureCitation id="13582A3E160CFF9BFAC4F9573DAB9F59" box="[1317,1423,1771,1797]" captionStart="FIGURE 13" captionStartId="20.[151,250,1943,1967]" captionTargetBox="[187,1400,181,1919]" captionTargetId="figure-21@20.[187,1400,181,1919]" captionTargetPageId="20" captionText="FIGURE 13. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype female, 6.0 mm. Antenna 1 (A); Antenna 2 (B); Gnathopod 1 (C); Detail of the carpus, propodus and dactylus of the gnathopod 1 (D); Gnathopod 2 (E); Detail of the carpus, propodus and dactylus of the gnathopod 2 (F). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761757" httpUri="https://zenodo.org/record/4761757/files/figure.png" pageId="14" pageNumber="271">Fig. 13A</figureCitation>
): 2.0 mm, smaller than antenna 2; peduncle formed by three articles; first article longer than wide with three long and robust simple setae on the margin, distal border with cuspidate seta; first at the second article wider than the third, and similar in length; third article smaller than the two others, in wide and length; flagellum with 9 articles, all with a group of simple setae. Antenna 2 (
<figureCitation id="13582A3E160CFF9BFDC4F8C73AAF9FC9" box="[549,651,1915,1941]" captionStart="FIGURE 13" captionStartId="20.[151,250,1943,1967]" captionTargetBox="[187,1400,181,1919]" captionTargetId="figure-21@20.[187,1400,181,1919]" captionTargetPageId="20" captionText="FIGURE 13. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype female, 6.0 mm. Antenna 1 (A); Antenna 2 (B); Gnathopod 1 (C); Detail of the carpus, propodus and dactylus of the gnathopod 1 (D); Gnathopod 2 (E); Detail of the carpus, propodus and dactylus of the gnathopod 2 (F). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761757" httpUri="https://zenodo.org/record/4761757/files/figure.png" pageId="14" pageNumber="271">Fig. 13B</figureCitation>
):
<quantity id="4C9B9B5E160CFF9BFD7EF8C73AD39FC9" box="[671,759,1915,1941]" metricMagnitude="-3" metricUnit="m" metricValue="2.7" pageId="14" pageNumber="271" unit="mm" value="2.7">2.7 mm</quantity>
; peduncle formed by three articles and longer than the length of the head; first article wider than the others, with half the length of the other two articles; second article wider than the third, with similar length; flagellum with 12 articles, all with a group of simple setae.
</paragraph>
<paragraph id="8BDC36BB160DFF9AFF26FF2B39C99A61" blockId="15.[151,1437,151,2013]" pageId="15" pageNumber="272">
Gnathopod 1 (
<figureCitation id="13582A3E160DFF9AFE89FF2B39D098ED" box="[360,500,151,177]" captionStart="FIGURE 13" captionStartId="20.[151,250,1943,1967]" captionTargetBox="[187,1400,181,1919]" captionTargetId="figure-21@20.[187,1400,181,1919]" captionTargetPageId="20" captionText="FIGURE 13. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype female, 6.0 mm. Antenna 1 (A); Antenna 2 (B); Gnathopod 1 (C); Detail of the carpus, propodus and dactylus of the gnathopod 1 (D); Gnathopod 2 (E); Detail of the carpus, propodus and dactylus of the gnathopod 2 (F). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761757" httpUri="https://zenodo.org/record/4761757/files/figure.png" pageId="15" pageNumber="272">Figs 13C, D</figureCitation>
) subchelate; base with long and slender simple setae on the disto-posterior margin; ischium slightly longer than wide, with a group of long and slender simple setae on the disto-posterior margin; merus similar in length and width, disto-posterior margin rounded, with long simple setae; carpus longer than wide, posterior margin smooth, disto-anterior border with a group of long and slender simple setae, posterior margin convex, forming a shell-like structure and covered by serrate setae, inner margin with five simple setae arranged in a row; propodus longer than wide, length about 1.4 times of maximum width, hammer-shaped; anterior margin with two simple setae; disto-anterior and disto-posterior border covered by comb-scales, inner margin with six serrate setae arranged in one row; outer face of propodus not observed; palm slightly convex, length about 1/3 smaller than posterior margin length of propodus, covered by simple setae of intermediary-size and small cuspidate setae, the disto-posterior border with a one small and robust cuspidate seta with accessory seta; dactyl claw-like, not exceeding the length of the palm, covered by comb-scales and with four setules distributed along the inner margin, outer margin with a one simple seta.
</paragraph>
<paragraph id="8BDC36BB160DFF9AFF26FDFB3D0E9C4D" blockId="15.[151,1437,151,2013]" pageId="15" pageNumber="272">
Gnathopod 2 (
<figureCitation id="13582A3E160DFF9AFE8BFDFB39C89A3D" box="[362,492,583,609]" captionStart="FIGURE 13" captionStartId="20.[151,250,1943,1967]" captionTargetBox="[187,1400,181,1919]" captionTargetId="figure-21@20.[187,1400,181,1919]" captionTargetPageId="20" captionText="FIGURE 13. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype female, 6.0 mm. Antenna 1 (A); Antenna 2 (B); Gnathopod 1 (C); Detail of the carpus, propodus and dactylus of the gnathopod 1 (D); Gnathopod 2 (E); Detail of the carpus, propodus and dactylus of the gnathopod 2 (F). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761757" httpUri="https://zenodo.org/record/4761757/files/figure.png" pageId="15" pageNumber="272">Fig. 13E, F</figureCitation>
) subchelate; long base with a long central simple seta in the posterior margin and a group of simple setae on the disto-posterior margin; ischium slightly longer than wide with comb-scales and long simple setae on the disto-posterior margin; merus longer than wide, the disto-posterior margin rounded with combscales and a group of long simple setae; carpus longer than wide, less than 2 times the length of width, anterior margin smooth, the distal border with a group of simple setae, posterior margin convex, forming a shell-like structure covered by serrate setae, inner margin with two long simple setae; propodus rectangular shape, longer than wide, length about 1.8 times of maximum width, anterior margin with a simple seta and comb-scales, posterior margin with four simple setae and comb-scales from the central region to the distal border, inner surface with three serrate setae arranged in one row; palm slightly convex, length about 2.3 times smaller than maximum posterior margin length of propodus, covered by simple setae, the central region with two long and slender simple setae, the distoposterior border with two small and robust cuspidate setae with accessory seta; dactyl not exceeding the length of the palm, claw-like, covered by comb-scales and with four setules distributed along the inner margin, outer margin with a simple setae. Presence of foliaceous oostegites on pereonite, with curl-tipped setae on the margin.
</paragraph>
<paragraph id="8BDC36BB160DFF9AFF26FBA639B99CB5" blockId="15.[151,1437,151,2013]" pageId="15" pageNumber="272">
<emphasis id="B917EAA9160DFF9AFF26FBA639FD9C68" bold="true" box="[199,473,1050,1076]" pageId="15" pageNumber="272">Intraspecific variation.</emphasis>
There was variation in some individuals in the number of bristles in the peduncle and branches of the uropod 3. The peduncle showed three instead of five cuspidate setae with accessory seta, the ramus showed the number of similar subapical setae, however, the number of distal setae differed in both rami, showing only two setae in both (
<figureCitation id="13582A3E160DFF9AFE78FB3B3A249CFD" box="[409,512,1159,1185]" captionStart="FIGURE 14" captionStartId="21.[151,250,1964,1988]" captionTargetBox="[179,1408,561,1941]" captionTargetId="figure-235@21.[179,1408,561,1941]" captionTargetPageId="21" captionText="FIGURE 14. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male. Uropod 2 (A); Telson (B). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761759" httpUri="https://zenodo.org/record/4761759/files/figure.png" pageId="15" pageNumber="272">Fig. 14A</figureCitation>
). The telson differed in some individuals that presented a different apex shape, with the rounder and less wide margins, in addition to having some tiny and robust cuspidate setae and the absence of simple setae (
<figureCitation id="13582A3E160DFF9AFED1FB7339B49CB5" box="[304,400,1231,1257]" captionStart="FIGURE 14" captionStartId="21.[151,250,1964,1988]" captionTargetBox="[179,1408,561,1941]" captionTargetId="figure-235@21.[179,1408,561,1941]" captionTargetPageId="21" captionText="FIGURE 14. Hyalella lagoana n. sp., municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male. Uropod 2 (A); Telson (B). Scale bars: 0.5 mm." figureDoi="http://doi.org/10.5281/zenodo.4761759" httpUri="https://zenodo.org/record/4761759/files/figure.png" pageId="15" pageNumber="272">Fig 14B</figureCitation>
).
</paragraph>
<paragraph id="8BDC36BB160DFF9AFF26FB4F39F19D9D" blockId="15.[151,1437,151,2013]" pageId="15" pageNumber="272">
<emphasis id="B917EAA9160DFF9AFF26FB4F395A9D51" bold="true" box="[199,382,1267,1293]" pageId="15" pageNumber="272">Measurements.</emphasis>
For males, the mean body length was of 6.15 ±
<quantity id="4C9B9B5E160DFF9AFC48FB4F3C269D51" box="[937,1026,1267,1293]" metricMagnitude="-4" metricUnit="m" metricValue="9.0" pageId="15" pageNumber="272" unit="mm" value="0.9">0.9 mm</quantity>
, while the mean head length was of 0.71 ±
<quantity id="4C9B9B5E160DFF9AFF04FAAB396D9D6D" box="[229,329,1303,1329]" metricMagnitude="-4" metricUnit="m" metricValue="1.3" pageId="15" pageNumber="272" unit="mm" value="0.13">0.13 mm</quantity>
(n=43). The smallest male specimen had
<quantity id="4C9B9B5E160DFF9AFCFBFAAB3B4B9D6D" box="[794,879,1303,1329]" metricMagnitude="-3" metricUnit="m" metricValue="3.1" pageId="15" pageNumber="272" unit="mm" value="3.1">3.1 mm</quantity>
of body length, and
<quantity id="4C9B9B5E160DFF9AFBB4FAAA3C8F9D6D" box="[1109,1195,1302,1329]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" pageId="15" pageNumber="272" unit="mm" value="0.5">0.5 mm</quantity>
of head length, while the largest male reached
<quantity id="4C9B9B5E160DFF9AFE54FA873A219D09" box="[437,517,1339,1365]" metricMagnitude="-2" metricUnit="m" metricValue="9.0" pageId="15" pageNumber="272" unit="mm" value="90.0">90 mm</quantity>
of body length, with head length reaching
<quantity id="4C9B9B5E160DFF9AFC14FA873C749D09" box="[1013,1104,1339,1365]" metricMagnitude="-4" metricUnit="m" metricValue="9.0" pageId="15" pageNumber="272" unit="mm" value="0.9">0.9 mm</quantity>
. For females, the mean body length was of 5.1 ± 1.0 mm, and the mean head length was of 0.63 ±
<quantity id="4C9B9B5E160DFF9AFC74FAE33BDC9D25" box="[917,1016,1375,1401]" metricMagnitude="-4" metricUnit="m" metricValue="1.4" pageId="15" pageNumber="272" unit="mm" value="0.14">0.14 mm</quantity>
(n=85). The body size of the smallest female reached
<quantity id="4C9B9B5E160DFF9AFEAAFA3F39869DC1" box="[331,418,1411,1437]" metricMagnitude="-3" metricUnit="m" metricValue="3.1" pageId="15" pageNumber="272" unit="mm" value="3.1">3.1 mm</quantity>
and the head length,
<quantity id="4C9B9B5E160DFF9AFD76FA3F3AD49DC1" box="[663,752,1411,1437]" metricMagnitude="-4" metricUnit="m" metricValue="4.0" pageId="15" pageNumber="272" unit="mm" value="0.4">0.4 mm</quantity>
, while the body size of the largest female measured
<quantity id="4C9B9B5E160DFF9AFAA4FA3F3DB99DC1" box="[1349,1437,1411,1437]" metricMagnitude="-3" metricUnit="m" metricValue="8.2" pageId="15" pageNumber="272" unit="mm" value="8.2">8.2 mm</quantity>
and its head length, 1.0 mm.
</paragraph>
</subSubSection>
<subSubSection id="C3796530160DFF9AFF26FA773AE09E29" pageId="15" pageNumber="272" type="etymology">
<paragraph id="8BDC36BB160DFF9AFF26FA773BF59E55" blockId="15.[151,1437,151,2013]" pageId="15" pageNumber="272">
<emphasis id="B917EAA9160DFF9AFF26FA77396A9DB9" bold="true" box="[199,334,1483,1509]" pageId="15" pageNumber="272">Etymology.</emphasis>
The specific name, lagoana, refers to large numbers of ponds found in Osório municipality (23 ponds to all), also known as “Cidade das lagoas”,
<typeStatus id="54D88819160DFF9AFD29FA533ADC9E55" box="[712,760,1519,1545]" pageId="15" pageNumber="272">type</typeStatus>
locality of species.
</paragraph>
<paragraph id="8BDC36BB160DFF9AFF26F9AE3AE09E29" blockId="15.[151,1437,151,2013]" pageId="15" pageNumber="272">
<emphasis id="B917EAA9160DFF9AFF26F9AE390E9E70" bold="true" box="[199,298,1554,1580]" pageId="15" pageNumber="272">Habitat.</emphasis>
Freshwater, epigean.
<taxonomicName id="4C634D38160DFF9AFDC3F9AF3AC29E71" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[546,742,1555,1581]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA9160DFF9AFDC3F9AF3AC29E71" box="[546,742,1555,1581]" italics="true" pageId="15" pageNumber="272">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA9160DFF9AFD0CF9AF3B099E71" bold="true" box="[749,813,1555,1581]" pageId="15" pageNumber="272">
<taxonomicNameLabel id="A22457D2160DFF9AFD0CF9AF3B099E71" box="[749,813,1555,1581]" pageId="15" pageNumber="272" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
was found in intermittent ponds, the hydrological connection with other water bodies is present in a single pond, in both ponds, the size-area is smaller than the one-hectare, and feature emergent and floating vegetation.
</paragraph>
</subSubSection>
<subSubSection id="C3796530160DFF83FF26F9C23CC99A50" lastPageId="22" lastPageNumber="279" pageId="15" pageNumber="272" type="distribution">
<paragraph id="8BDC36BB160DFF9AFF26F9C239559F2D" blockId="15.[151,1437,151,2013]" pageId="15" pageNumber="272">
<emphasis id="B917EAA9160DFF9AFF26F9C239459EC4" bold="true" box="[199,353,1662,1688]" pageId="15" pageNumber="272">Distribution.</emphasis>
<taxonomicName id="4C634D38160DFF9AFE8BF9C33A0B9EC5" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[362,559,1663,1689]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA9160DFF9AFE8BF9C33A0B9EC5" box="[362,559,1663,1689]" italics="true" pageId="15" pageNumber="272">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA9160DFF9AFDD9F9C33A5D9EC5" bold="true" box="[568,633,1663,1689]" pageId="15" pageNumber="272">
<taxonomicNameLabel id="A22457D2160DFF9AFDD9F9C33A5D9EC5" box="[568,633,1663,1689]" pageId="15" pageNumber="272" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
were registered in two sampling sites. Site P3 is an intermittent pond located in the
<collectingRegion id="49A7F859160DFF9AFED6F91F3A2E9EE1" box="[311,522,1699,1725]" country="Brazil" name="Rio Grande do Sul" pageId="15" pageNumber="272">Rio Grande do Sul</collectingRegion>
(
<figureCitation id="13582A3E160DFF9AFDFAF91F3A799EE1" box="[539,605,1699,1725]" captionStart="FIGURE 1" captionStartId="2.[151,250,1256,1280]" captionTargetBox="[159,1429,187,1221]" captionTargetId="figure-21@2.[151,1436,181,1232]" captionTargetPageId="2" captionText="FIGURE 1. Map showing the geographical location of the study area and the sampling sites." figureDoi="http://doi.org/10.5281/zenodo.4761720" httpUri="https://zenodo.org/record/4761720/files/figure.png" pageId="15" pageNumber="272">Fig. 1</figureCitation>
), showing a total size-area of
<quantity id="4C9B9B5E160DFF9AFC55F91F3C369EE3" box="[948,1042,1699,1727]" metricMagnitude="3" metricUnit="m" metricValue="1.387" pageId="15" pageNumber="272" unit="m" value="1387.0">1,387 m</quantity>
², depth uniform, and inferior to
<quantity id="4C9B9B5E160DFF9AFA61F91E38999EBD" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="15" pageNumber="272" unit="cm" value="50.0">50 cm</quantity>
. This site is isolated from other water bodies and shows no arboreous vegetation near their banks. Sampling site P8 is located in
<collectingRegion id="49A7F859160DFF9AFEAAF95739CB9F59" box="[331,495,1771,1797]" country="Brazil" name="Santa Catarina" pageId="15" pageNumber="272">Santa Catarina</collectingRegion>
(
<figureCitation id="13582A3E160DFF9AFE1FF9573A649F59" box="[510,576,1771,1797]" captionStart="FIGURE 1" captionStartId="2.[151,250,1256,1280]" captionTargetBox="[159,1429,187,1221]" captionTargetId="figure-21@2.[151,1436,181,1232]" captionTargetPageId="2" captionText="FIGURE 1. Map showing the geographical location of the study area and the sampling sites." figureDoi="http://doi.org/10.5281/zenodo.4761720" httpUri="https://zenodo.org/record/4761720/files/figure.png" pageId="15" pageNumber="272">Fig. 1</figureCitation>
), shows a total area of ca.
<quantity id="4C9B9B5E160DFF9AFC8CF9563BEE9F5B" box="[877,970,1770,1799]" metricMagnitude="3" metricUnit="m" metricValue="3.5" pageId="15" pageNumber="272" unit="m" value="3500.0">3,500 m</quantity>
², and is environmentally similar to site 3. However, its depth is not uniform along its area varying more than
<quantity id="4C9B9B5E160DFF9AFC9FF8B33BE19F75" box="[894,965,1807,1833]" metricMagnitude="-1" metricUnit="m" metricValue="2.0" pageId="15" pageNumber="272" unit="cm" value="20.0">20 cm</quantity>
, but not surpassing
<quantity id="4C9B9B5E160DFF9AFB41F8B23CCC9F75" box="[1184,1256,1806,1833]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="15" pageNumber="272" unit="cm" value="50.0">50 cm</quantity>
. Its hydroperiod is permanent, and it is connected to other water bodies. Both, sites P3 and P8 contain emergent and floating vegetation in the margins.
</paragraph>
<paragraph id="8BDC36BB160DFF80FF26F8C639AA9A45" blockId="15.[151,1437,151,2013]" lastBlockId="21.[151,1437,151,537]" lastPageId="21" lastPageNumber="278" pageId="15" pageNumber="272">
<emphasis id="B917EAA9160DFF9AFF26F8C639E59FC9" bold="true" box="[199,449,1914,1941]" pageId="15" pageNumber="272">Taxonomic remarks.</emphasis>
<taxonomicName id="4C634D38160DFF9AFE2DF8C73AB09FC9" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[460,660,1915,1941]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA9160DFF9AFE2DF8C73AB09FC9" box="[460,660,1915,1941]" italics="true" pageId="15" pageNumber="272">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA9160DFF9AFD7EF8C73AC69FC9" bold="true" box="[671,738,1915,1941]" pageId="15" pageNumber="272">
<taxonomicNameLabel id="A22457D2160DFF9AFD7EF8C73AC69FC9" box="[671,738,1915,1941]" pageId="15" pageNumber="272" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
shares important characteristics with other species, such as presence of curved seta on the inner ramus of uropod 1, that also occurs in
<taxonomicName id="4C634D38160DFF9AFC0FF8233CA59FE4" authorityName="Streck &amp; Castiglioni" authorityYear="2017" box="[1006,1153,1951,1976]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="georginae">
<emphasis id="B917EAA9160DFF9AFC0FF8233CA59FE4" box="[1006,1153,1951,1976]" italics="true" pageId="15" pageNumber="272">H. georginae</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D38160DFF9AFB70F8233D149FE5" authorityName="Streck &amp; Castiglioni" authorityYear="2017" box="[1169,1328,1951,1977]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="gauchensis">
<emphasis id="B917EAA9160DFF9AFB70F8233D149FE5" box="[1169,1328,1951,1977]" italics="true" pageId="15" pageNumber="272">H. gauchensis</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D38160DFF9AFADEF8233AA69F81" authority="Bond-Buckup &amp; Araujo, 1998" authorityName="Bond-Buckup &amp; Araujo" authorityYear="1998" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="montenegrinae">
<emphasis id="B917EAA9160DFF9AFADEF823392B9F80" italics="true" pageId="15" pageNumber="272">H. montenegrinae</emphasis>
Bond-Buckup &amp; Araujo, 1998
</taxonomicName>
,
<taxonomicName id="4C634D38160DFF9AFD72F87F3B159F80" authorityName="Shoemaker" authorityYear="1942" box="[659,817,1987,2012]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="curvispina">
<emphasis id="B917EAA9160DFF9AFD72F87F3B159F80" box="[659,817,1987,2012]" italics="true" pageId="15" pageNumber="272">H. curvispina</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D38160DFF9AFCA4F87F3B9D9F80" authorityName="Gonzalez, Bond-Buckup &amp; Araujo" authorityYear="2006" box="[837,953,1987,2012]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="castroi">
<emphasis id="B917EAA9160DFF9AFCA4F87F3B9D9F80" box="[837,953,1987,2012]" italics="true" pageId="15" pageNumber="272">H. castroi</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D38160DFF9AFC2CF87F3C799F81" authorityName="Araujo &amp; Cardoso" authorityYear="2013" box="[973,1117,1987,2013]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="kaingang">
<emphasis id="B917EAA9160DFF9AFC2CF87F3C799F81" box="[973,1117,1987,2013]" italics="true" pageId="15" pageNumber="272">H. kaingang</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D38160DFF9AFB91F87F3D229F81" authorityName="Gonzalez, Bond-Buckup &amp; Araujo" authorityYear="2006" box="[1136,1286,1987,2013]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="pleoacuta">
<emphasis id="B917EAA9160DFF9AFB91F87F3D229F81" box="[1136,1286,1987,2013]" italics="true" pageId="15" pageNumber="272">H. pleoacuta</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D38160DFF80FAFBF87F39D598ED" authority="Bastos-Pereira &amp; Bueno, 2012" authorityName="Bastos-Pereira &amp; Bueno" authorityYear="2012" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" lastPageId="21" lastPageNumber="278" order="Amphipoda" pageId="15" pageNumber="272" phylum="Arthropoda" rank="species" species="carstica">
<emphasis id="B917EAA9160DFF9AFAFBF87F3DB89F80" box="[1306,1436,1987,2012]" italics="true" pageId="15" pageNumber="272">H. carstica</emphasis>
<bibRefCitation id="EFF24B4A1617FF80FF76FF2B39D598ED" author="Bastos-Pereira, R. &amp; Bueno, A. A. P." box="[151,497,151,177]" pageId="21" pageNumber="278" pagination="58 - 68" refId="ref16596" refString="Bastos-Pereira, R. &amp; Bueno, A. A. P. (2012) New species and new report of Hyalella S. I. Smith, 1874 (Crustacea: Amphipoda: Dogielinotidae) from Minas Gerais state, Southeastern Brazil. Zootaxa, 3350, 58 - 68. https: // doi. org / 10.11646 / zootaxa. 3350.1.4" type="journal article" year="2012">Bastos-Pereira &amp; Bueno, 2012</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FE1DFF2B3BAF98ED" authority="Bueno &amp; Araujo, 2013" authorityName="Bueno &amp; Araujo" authorityYear="2013" box="[508,907,151,177]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="xakriaba">
<emphasis id="B917EAA91617FF80FE1DFF2B3AA698ED" box="[508,642,151,177]" italics="true" pageId="21" pageNumber="278">H. xakriaba</emphasis>
Bueno &amp; Araujo, 2013
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FC77FF2B3C6298ED" authorityName="Streck-Marx &amp; Castiglioni" authorityYear="2020" box="[918,1094,151,177]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="palmeirensis">
<emphasis id="B917EAA91617FF80FC77FF2B3C6298ED" box="[918,1094,151,177]" italics="true" pageId="21" pageNumber="278">H. palmeirensis</emphasis>
</taxonomicName>
and
<emphasis id="B917EAA91617FF80FB9CFF2B3D0D98ED" box="[1149,1321,151,177]" italics="true" pageId="21" pageNumber="278">
<taxonomicName id="4C634D381617FF80FB9CFF2B3D0198ED" authorityName="Bond-Buckup, Araujo &amp; Santos" authorityYear="2008" box="[1149,1317,151,177]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="bonariensis">H. bonariensis</taxonomicName>
.
</emphasis>
However,
<taxonomicName id="4C634D381617FF80FF76FF07397E9889" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[151,346,187,213]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91617FF80FF76FF07397E9889" box="[151,346,187,213]" italics="true" pageId="21" pageNumber="278">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91617FF80FE80FF0739849889" bold="true" box="[353,416,187,213]" pageId="21" pageNumber="278">
<taxonomicNameLabel id="A22457D21617FF80FE80FF0739849889" box="[353,416,187,213]" pageId="21" pageNumber="278" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
differs from
<taxonomicName id="4C634D381617FF80FDD2FF073A999889" authorityName="Araujo &amp; Cardoso" authorityYear="2013" box="[563,701,187,213]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="kaingang">
<emphasis id="B917EAA91617FF80FDD2FF073A999889" box="[563,701,187,213]" italics="true" pageId="21" pageNumber="278">H. kaingang</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FD2DFF073B789889" authorityName="Gonzalez, Bond-Buckup &amp; Araujo" authorityYear="2006" box="[716,860,187,213]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="pleoacuta">
<emphasis id="B917EAA91617FF80FD2DFF073B789889" box="[716,860,187,213]" italics="true" pageId="21" pageNumber="278">H. pleoacuta</emphasis>
</taxonomicName>
and
<emphasis id="B917EAA91617FF80FC73FF073C769888" box="[914,1106,187,213]" italics="true" pageId="21" pageNumber="278">
<taxonomicName id="4C634D381617FF80FC73FF073C6F9889" authorityName="Gonzalez &amp; Watling" authorityYear="2003" box="[914,1099,187,213]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="pseudoazteca">H. pseudoazteca</taxonomicName>
,
</emphasis>
due to the absence of flanges in pereon and in pleonites.
<taxonomicName id="4C634D381617FF80FE33FF633ABC98A5" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[466,664,223,249]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91617FF80FE33FF633ABC98A5" box="[466,664,223,249]" italics="true" pageId="21" pageNumber="278">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91617FF80FD40FF633AC698A5" bold="true" box="[673,738,223,249]" pageId="21" pageNumber="278">
<taxonomicNameLabel id="A22457D21617FF80FD40FF633AC698A5" box="[673,738,223,249]" pageId="21" pageNumber="278" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
is similar to
<taxonomicName id="4C634D381617FF80FC9EFF633C6F98A4" authorityName="Bond-Buckup &amp; Araujo" authorityYear="1998" box="[895,1099,223,248]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="montenegrinae">
<emphasis id="B917EAA91617FF80FC9EFF633C6F98A4" box="[895,1099,223,248]" italics="true" pageId="21" pageNumber="278">H. montenegrinae</emphasis>
</taxonomicName>
and
<taxonomicName id="4C634D381617FF80FB67FF633D0498A4" authorityName="Cavalieri" authorityYear="1968" box="[1158,1312,223,248]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="pampeana">
<emphasis id="B917EAA91617FF80FB67FF633D0498A4" box="[1158,1312,223,248]" italics="true" pageId="21" pageNumber="278">H. pampeana</emphasis>
</taxonomicName>
due to the number of setae on the peduncle of uropod 3 and to the presence of two papposerrate setae in the inner margin of the inner plate of the maxilla 2.
<taxonomicName id="4C634D381617FF80FE18FE9B3A9F991D" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[505,699,295,321]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91617FF80FE18FE9B3A9F991D" box="[505,699,295,321]" italics="true" pageId="21" pageNumber="278">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91617FF80FD23FE9B3B24991D" bold="true" box="[706,768,295,321]" pageId="21" pageNumber="278">
<taxonomicNameLabel id="A22457D21617FF80FD23FE9B3B24991D" box="[706,768,295,321]" pageId="21" pageNumber="278" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
differs from
<taxonomicName id="4C634D381617FF80FC73FE9B3C78991C" authorityName="Bond-Buckup &amp; Araujo" authorityYear="1998" box="[914,1116,295,320]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="montenegrinae">
<emphasis id="B917EAA91617FF80FC73FE9B3C78991C" box="[914,1116,295,320]" italics="true" pageId="21" pageNumber="278">H. montenegrinae</emphasis>
</taxonomicName>
and
<taxonomicName id="4C634D381617FF80FB70FE9B3D0C991C" authorityName="Cavalieri" authorityYear="1968" box="[1169,1320,295,320]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="pampeana">
<emphasis id="B917EAA91617FF80FB70FE9B3D0C991C" box="[1169,1320,295,320]" italics="true" pageId="21" pageNumber="278">H. pampeana</emphasis>
</taxonomicName>
in characteristics related to the number of flagellum on the antennae 1 and 2, number of serrate on the inner surface of gnathopod 1 and in the form and number of setae on telson.
<taxonomicName id="4C634D381617FF80FCF1FED33BF799D5" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[784,979,367,393]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91617FF80FCF1FED33BF799D5" box="[784,979,367,393]" italics="true" pageId="21" pageNumber="278">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91617FF80FC3BFED33C3C99D5" bold="true" box="[986,1048,367,393]" pageId="21" pageNumber="278">
<taxonomicNameLabel id="A22457D21617FF80FC3BFED33C3C99D5" box="[986,1048,367,393]" pageId="21" pageNumber="278" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
also differs from
<taxonomicName id="4C634D381617FF80FB01FED33D5799D4" authorityName="Streck &amp; Castiglioni" authorityYear="2017" box="[1248,1395,367,392]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="georginae">
<emphasis id="B917EAA91617FF80FB01FED33D5799D4" box="[1248,1395,367,392]" italics="true" pageId="21" pageNumber="278">H. georginae</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FA60FED3393799F1" authorityName="Streck &amp; Castiglioni" authorityYear="2017" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="gauchensis">
<emphasis id="B917EAA91617FF80FA60FED3393799F1" italics="true" pageId="21" pageNumber="278">H. gauchensis</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FEC3FE2F399E99F0" authorityName="Shoemaker" authorityYear="1942" box="[290,442,403,428]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="curvispina">
<emphasis id="B917EAA91617FF80FEC3FE2F399E99F0" box="[290,442,403,428]" italics="true" pageId="21" pageNumber="278">H. curvispina</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FE28FE2F3A1C99F0" authorityName="Gonzalez, Bond-Buckup &amp; Araujo" authorityYear="2006" box="[457,568,403,428]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="castroi">
<emphasis id="B917EAA91617FF80FE28FE2F3A1C99F0" box="[457,568,403,428]" italics="true" pageId="21" pageNumber="278">H. castroi</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FDA7FE2F3AE799F0" authorityName="Bastos-Pereira &amp; Bueno" authorityYear="2012" box="[582,707,403,428]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="carstica">
<emphasis id="B917EAA91617FF80FDA7FE2F3AE799F0" box="[582,707,403,428]" italics="true" pageId="21" pageNumber="278">H. carstica</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FD30FE2F3B7C99F1" authorityName="Bueno &amp; Araujo" authorityYear="2013" box="[721,856,403,429]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="xakriaba">
<emphasis id="B917EAA91617FF80FD30FE2F3B7C99F1" box="[721,856,403,429]" italics="true" pageId="21" pageNumber="278">H. xakriaba</emphasis>
</taxonomicName>
,
<taxonomicName id="4C634D381617FF80FC87FE2F3C3299F1" authorityName="Streck-Marx &amp; Castiglioni" authorityYear="2020" box="[870,1046,403,429]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="palmeirensis">
<emphasis id="B917EAA91617FF80FC87FE2F3C3299F1" box="[870,1046,403,429]" italics="true" pageId="21" pageNumber="278">H. palmeirensis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C634D381617FF80FBACFE2F3CD799F1" authorityName="Bond-Buckup, Araujo &amp; Santos" authorityYear="2008" box="[1101,1267,403,429]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="bonariensis">
<emphasis id="B917EAA91617FF80FBACFE2F3CD799F1" box="[1101,1267,403,429]" italics="true" pageId="21" pageNumber="278">H. bonariensis</emphasis>
</taxonomicName>
by the number of flagellum on the antennae 1 and 2, of serrate setae on the inner surface of the propodus of gnathopod 1, as well as by the number and disposition of setae on uropods, form of telson, and by the
<typeStatus id="54D888191617FF80FBD5FE673C4099A9" box="[1076,1124,475,501]" pageId="21" pageNumber="278">type</typeStatus>
and disposition of setae on the apex of the telson.
</paragraph>
<caption id="DF1C66331612FF85FF76F82B3D459FA4" ID-DOI="http://doi.org/10.5281/zenodo.4761743" ID-Zenodo-Dep="4761743" httpUri="https://zenodo.org/record/4761743/files/figure.png" pageId="16" pageNumber="273" startId="16.[151,250,1943,1967]" targetBox="[179,1409,181,1920]" targetPageId="16">
<paragraph id="8BDC36BB1612FF85FF76F82B3D459FA4" blockId="16.[151,1437,1943,2040]" pageId="16" pageNumber="273">
<emphasis id="B917EAA91612FF85FF76F82B39319FF3" bold="true" box="[151,277,1943,1967]" pageId="16" pageNumber="273">FIGURE 9.</emphasis>
<taxonomicName id="4C634D381612FF85FEFCF82439EB9FEC" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[285,463,1944,1968]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="16" pageNumber="273" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91612FF85FEFCF82439EB9FEC" box="[285,463,1944,1968]" italics="true" pageId="16" pageNumber="273">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91612FF85FE36F8243A369FEC" bold="true" box="[471,530,1944,1968]" pageId="16" pageNumber="273">
<taxonomicNameLabel id="A22457D21612FF85FE36F8243A369FEC" box="[471,530,1944,1968]" pageId="16" pageNumber="273" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Habitus (
<emphasis id="B917EAA91612FF85FE0AF80739D99F8F" bold="true" box="[491,509,1979,2003]" pageId="16" pageNumber="273">A</emphasis>
); Antenna (
<emphasis id="B917EAA91612FF85FD97F8003AA39F88" bold="true" box="[630,647,1980,2004]" pageId="16" pageNumber="273">B</emphasis>
); Antenna 2 (
<emphasis id="B917EAA91612FF85FCF3F8073B009F8F" bold="true" box="[786,804,1979,2003]" pageId="16" pageNumber="273">C</emphasis>
); Mandible right (
<emphasis id="B917EAA91612FF85FC01F8003BD69F88" bold="true" box="[992,1010,1980,2004]" pageId="16" pageNumber="273">D</emphasis>
); Mandible left (
<emphasis id="B917EAA91612FF85FB41F8003C959F88" bold="true" box="[1184,1201,1980,2004]" pageId="16" pageNumber="273">E</emphasis>
); Upper lip (
<emphasis id="B917EAA91612FF85FAD4F8003D609F88" bold="true" box="[1333,1348,1980,2004]" pageId="16" pageNumber="273">F</emphasis>
); Lower lip (
<emphasis id="B917EAA91612FF85FF20F86338F19FAB" bold="true" box="[193,213,2015,2039]" pageId="16" pageNumber="273">G</emphasis>
); Maxilla 1 (
<emphasis id="B917EAA91612FF85FEBAF85C394B9FA4" bold="true" box="[347,367,2016,2040]" pageId="16" pageNumber="273">H</emphasis>
); Maxilla 2 (
<emphasis id="B917EAA91612FF85FE14F85C39DB9FA4" bold="true" box="[501,511,2016,2040]" pageId="16" pageNumber="273">I</emphasis>
); Maxilliped (
<emphasis id="B917EAA91612FF85FD73F85C3ABB9FA4" bold="true" box="[658,671,2016,2040]" pageId="16" pageNumber="273">J</emphasis>
). Scale bars: 2.0 mm (
<emphasis id="B917EAA91612FF85FC64F8633BB39FAB" bold="true" box="[901,919,2015,2039]" pageId="16" pageNumber="273">A</emphasis>
); 0.5 mm (
<emphasis id="B917EAA91612FF85FBE8F8633C1E9FAB" bold="true" box="[1033,1082,2015,2039]" pageId="16" pageNumber="273">B–C</emphasis>
); 0.3 mm (
<emphasis id="B917EAA91612FF85FB4AF85C3CF09FA4" bold="true" box="[1195,1236,2016,2040]" pageId="16" pageNumber="273">D–I</emphasis>
); 0.5 mm (
<emphasis id="B917EAA91612FF85FAA7F85C3D779FA4" bold="true" box="[1350,1363,2016,2040]" pageId="16" pageNumber="273">J</emphasis>
).
</paragraph>
</caption>
<caption id="DF1C66331613FF84FF76F82B3C309FAB" ID-DOI="http://doi.org/10.5281/zenodo.4761745" ID-Zenodo-Dep="4761745" httpUri="https://zenodo.org/record/4761745/files/figure.png" pageId="17" pageNumber="274" startId="17.[151,250,1943,1967]" targetBox="[188,1400,181,1919]" targetPageId="17">
<paragraph id="8BDC36BB1613FF84FF76F82B3C309FAB" blockId="17.[151,1437,1943,2040]" pageId="17" pageNumber="274">
<emphasis id="B917EAA91613FF84FF76F82B39059FF3" bold="true" box="[151,289,1943,1967]" pageId="17" pageNumber="274">FIGURE 10.</emphasis>
<taxonomicName id="4C634D381613FF84FEC9F82439FE9FEC" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[296,474,1944,1968]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="17" pageNumber="274" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91613FF84FEC9F82439FE9FEC" box="[296,474,1944,1968]" italics="true" pageId="17" pageNumber="274">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91613FF84FE00F8243A389FEC" bold="true" box="[481,540,1944,1968]" pageId="17" pageNumber="274">
<taxonomicNameLabel id="A22457D21613FF84FE00F8243A389FEC" box="[481,540,1944,1968]" pageId="17" pageNumber="274" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Gnathopod 1 (
<emphasis id="B917EAA91613FF84FDFCF8073A0B9F8F" bold="true" box="[541,559,1979,2003]" pageId="17" pageNumber="274">A</emphasis>
); Detail of the carpus propodus and dactylus of the gnathopod 1 (
<emphasis id="B917EAA91613FF84FB22F8003CF09F88" bold="true" box="[1219,1236,1980,2004]" pageId="17" pageNumber="274">B</emphasis>
); Gnathopod 2 (
<emphasis id="B917EAA91613FF84FA9BF8073DA89F8F" bold="true" box="[1402,1420,1979,2003]" pageId="17" pageNumber="274">C</emphasis>
); Detail of the carpus, propodus and dactylus of the gnathopod 2 (
<emphasis id="B917EAA91613FF84FCC2F85C3B119FA4" bold="true" box="[803,821,2016,2040]" pageId="17" pageNumber="274">D</emphasis>
). Scale bars: 0.5 mm.
</paragraph>
</caption>
<caption id="DF1C66331610FF87FF76F82B38C89FAB" ID-DOI="http://doi.org/10.5281/zenodo.4761748" ID-Zenodo-Dep="4761748" httpUri="https://zenodo.org/record/4761748/files/figure.png" pageId="18" pageNumber="275" startId="18.[151,250,1943,1967]" targetBox="[199,1388,181,1919]" targetPageId="18">
<paragraph id="8BDC36BB1610FF87FF76F82B38C89FAB" blockId="18.[151,1437,1943,2039]" pageId="18" pageNumber="275">
<emphasis id="B917EAA91610FF87FF76F82B39049FF3" bold="true" box="[151,288,1943,1967]" pageId="18" pageNumber="275">FIGURE 11.</emphasis>
<taxonomicName id="4C634D381610FF87FEC6F82439FD9FEC" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[295,473,1944,1968]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="18" pageNumber="275" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91610FF87FEC6F82439FD9FEC" box="[295,473,1944,1968]" italics="true" pageId="18" pageNumber="275">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91610FF87FE01F8243A3F9FEC" bold="true" box="[480,539,1944,1968]" pageId="18" pageNumber="275">
<taxonomicNameLabel id="A22457D21610FF87FE01F8243A3F9FEC" box="[480,539,1944,1968]" pageId="18" pageNumber="275" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Peraeopod 3 (
<emphasis id="B917EAA91610FF87FDC2F8073A119F8F" bold="true" box="[547,565,1979,2003]" pageId="18" pageNumber="275">A</emphasis>
); Peraeopod 4 (
<emphasis id="B917EAA91610FF87FD3DF8003AC99F88" bold="true" box="[732,749,1980,2004]" pageId="18" pageNumber="275">B</emphasis>
); Peraeopod 5 (
<emphasis id="B917EAA91610FF87FC72F8073B819F8F" bold="true" box="[915,933,1979,2003]" pageId="18" pageNumber="275">C</emphasis>
); Peraeopod 6 (
<emphasis id="B917EAA91610FF87FBADF8003C7A9F88" bold="true" box="[1100,1118,1980,2004]" pageId="18" pageNumber="275">D</emphasis>
); Peraeopod 7 (
<emphasis id="B917EAA91610FF87FAE4F8003D329F88" bold="true" box="[1285,1302,1980,2004]" pageId="18" pageNumber="275">E</emphasis>
). Scale bars: 0.5 mm.
</paragraph>
</caption>
<caption id="DF1C66331611FF86FF76F82B39559FA4" ID-DOI="http://doi.org/10.5281/zenodo.4761751" ID-Zenodo-Dep="4761751" httpUri="https://zenodo.org/record/4761751/files/figure.png" pageId="19" pageNumber="276" startId="19.[151,250,1943,1967]" targetBox="[173,1413,181,1919]" targetPageId="19">
<paragraph id="8BDC36BB1611FF86FF76F82B39559FA4" blockId="19.[151,1437,1943,2040]" pageId="19" pageNumber="276">
<emphasis id="B917EAA91611FF86FF76F82B39059FF3" bold="true" box="[151,289,1943,1967]" pageId="19" pageNumber="276">FIGURE 12.</emphasis>
<taxonomicName id="4C634D381611FF86FEC9F82439FE9FEC" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[296,474,1944,1968]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="19" pageNumber="276" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91611FF86FEC9F82439FE9FEC" box="[296,474,1944,1968]" italics="true" pageId="19" pageNumber="276">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91611FF86FE00F8243A389FEC" bold="true" box="[481,540,1944,1968]" pageId="19" pageNumber="276">
<taxonomicNameLabel id="A22457D21611FF86FE00F8243A389FEC" box="[481,540,1944,1968]" pageId="19" pageNumber="276" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male, 7.0 mm. Pleopod (
<emphasis id="B917EAA91611FF86FE15F8073A229F8F" bold="true" box="[500,518,1979,2003]" pageId="19" pageNumber="276">A</emphasis>
); Uropod 1 (
<emphasis id="B917EAA91611FF86FD6CF8003ABA9F88" bold="true" box="[653,670,1980,2004]" pageId="19" pageNumber="276">B</emphasis>
); Uropod 2 (
<emphasis id="B917EAA91611FF86FCC4F8073B139F8F" bold="true" box="[805,823,1979,2003]" pageId="19" pageNumber="276">C</emphasis>
); Uropod 3 (
<emphasis id="B917EAA91611FF86FC5EF8003BF59F88" bold="true" box="[959,977,1980,2004]" pageId="19" pageNumber="276">D</emphasis>
); Telson (
<emphasis id="B917EAA91611FF86FBDBF8003C6F9F88" bold="true" box="[1082,1099,1980,2004]" pageId="19" pageNumber="276">E</emphasis>
). Scale bars: 0.5 mm (
<emphasis id="B917EAA91611FF86FAD4F8073D429F8F" bold="true" box="[1333,1382,1979,2003]" pageId="19" pageNumber="276">A–C</emphasis>
); 0.3 mm (
<emphasis id="B917EAA91611FF86FF2CF85C38FB9FA4" bold="true" box="[205,223,2016,2040]" pageId="19" pageNumber="276">D</emphasis>
); 0.2 mm (
<emphasis id="B917EAA91611FF86FEB3F85C39479FA4" bold="true" box="[338,355,2016,2040]" pageId="19" pageNumber="276">E</emphasis>
).
</paragraph>
</caption>
<caption id="DF1C66331616FF81FF76F82B3D5B9FAB" ID-DOI="http://doi.org/10.5281/zenodo.4761757" ID-Zenodo-Dep="4761757" httpUri="https://zenodo.org/record/4761757/files/figure.png" pageId="20" pageNumber="277" startId="20.[151,250,1943,1967]" targetBox="[187,1400,181,1919]" targetPageId="20">
<paragraph id="8BDC36BB1616FF81FF76F82B3D5B9FAB" blockId="20.[151,1437,1943,2040]" pageId="20" pageNumber="277">
<emphasis id="B917EAA91616FF81FF76F82B39059FF3" bold="true" box="[151,289,1943,1967]" pageId="20" pageNumber="277">FIGURE 13.</emphasis>
<taxonomicName id="4C634D381616FF81FEC9F82439FE9FEC" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[296,474,1944,1968]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="20" pageNumber="277" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91616FF81FEC9F82439FE9FEC" box="[296,474,1944,1968]" italics="true" pageId="20" pageNumber="277">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91616FF81FE00F8243A389FEC" bold="true" box="[481,540,1944,1968]" pageId="20" pageNumber="277">
<taxonomicNameLabel id="A22457D21616FF81FE00F8243A389FEC" box="[481,540,1944,1968]" pageId="20" pageNumber="277" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype female, 6.0 mm. Antenna 1 (
<emphasis id="B917EAA91616FF81FDFDF8073A0A9F8F" bold="true" box="[540,558,1979,2003]" pageId="20" pageNumber="277">A</emphasis>
); Antenna 2 (
<emphasis id="B917EAA91616FF81FD5DF8003AE99F88" bold="true" box="[700,717,1980,2004]" pageId="20" pageNumber="277">B</emphasis>
); Gnathopod 1 (
<emphasis id="B917EAA91616FF81FC97F8073BAC9F8F" bold="true" box="[886,904,1979,2003]" pageId="20" pageNumber="277">C</emphasis>
); Detail of the carpus, propodus and dactylus of the gnathopod 1 (
<emphasis id="B917EAA91616FF81FEC5F85C39129FA4" bold="true" box="[292,310,2016,2040]" pageId="20" pageNumber="277">D</emphasis>
); Gnathopod 2 (
<emphasis id="B917EAA91616FF81FE3FF85C39CB9FA4" bold="true" box="[478,495,2016,2040]" pageId="20" pageNumber="277">E</emphasis>
); Detail of the carpus, propodus and dactylus of the gnathopod 2 (
<emphasis id="B917EAA91616FF81FB70F85C3C849FA4" bold="true" box="[1169,1184,2016,2040]" pageId="20" pageNumber="277">F</emphasis>
). Scale bars: 0.5 mm.
</paragraph>
</caption>
<caption id="DF1C66331617FF80FF76F8103B289FB4" ID-DOI="http://doi.org/10.5281/zenodo.4761759" ID-Zenodo-Dep="4761759" httpUri="https://zenodo.org/record/4761759/files/figure.png" pageId="21" pageNumber="278" startId="21.[151,250,1964,1988]" targetBox="[179,1408,561,1941]" targetPageId="21">
<paragraph id="8BDC36BB1617FF80FF76F8103B289FB4" blockId="21.[151,1437,1964,2025]" pageId="21" pageNumber="278">
<emphasis id="B917EAA91617FF80FF76F81039059F98" bold="true" box="[151,289,1964,1988]" pageId="21" pageNumber="278">FIGURE 14.</emphasis>
<taxonomicName id="4C634D381617FF80FEC9F81039FE9F98" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[296,474,1964,1988]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="21" pageNumber="278" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91617FF80FEC9F81039FE9F98" box="[296,474,1964,1988]" italics="true" pageId="21" pageNumber="278">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91617FF80FE00F8113A389F99" bold="true" box="[481,540,1965,1989]" pageId="21" pageNumber="278">
<taxonomicNameLabel id="A22457D21617FF80FE00F8113A389F99" box="[481,540,1965,1989]" pageId="21" pageNumber="278" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
, municipality of Osório, Rio Grande do Sul, Brazil (30º 02’ 44.8” S, 50º 40’ 36.6” W). Paratype male. Uropod 2 (
<emphasis id="B917EAA91617FF80FE42F86C39919FB4" bold="true" box="[419,437,2000,2024]" pageId="21" pageNumber="278">A</emphasis>
); Telson (
<emphasis id="B917EAA91617FF80FDFCF86D3A0A9FB5" bold="true" box="[541,558,2001,2025]" pageId="21" pageNumber="278">B</emphasis>
). Scale bars: 0.5 mm.
</paragraph>
</caption>
<paragraph id="8BDC36BB1614FF83FF26FF2B3D609902" blockId="22.[151,1437,151,524]" pageId="22" pageNumber="279">
<taxonomicName id="4C634D381614FF83FF26FF2B39AE98ED" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[199,394,151,177]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FF26FF2B39AE98ED" box="[199,394,151,177]" italics="true" pageId="22" pageNumber="279">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FE70FF2B39EB98ED" bold="true" box="[401,463,151,177]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FE70FF2B39EB98ED" box="[401,463,151,177]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
also shares similarities with two species recently described for the
<collectingRegion id="49A7F8591614FF83FB5FFF2B3DB898ED" box="[1214,1436,151,177]" country="Brazil" name="Santa Catarina" pageId="22" pageNumber="279">Santa Catarina state</collectingRegion>
(
<bibRefCitation id="EFF24B4A1614FF83FF7EFF053977988F" author="Reis, G. O. &amp; Penoni, L. R. &amp; Bueno, A. A. P." box="[159,339,185,212]" pageId="22" pageNumber="279" pagination="20190879" refId="ref17766" refString="Reis, G. O., Penoni, L. R. &amp; Bueno, A. A. P. (2020) First record of the genus Hyalella (Amphipoda: Hyalellidae) from Santa Catarina State, Brazil, with description of two new species. Biota Neotropica, 20 (2), e 20190879. https: // doi. org / 10.1590 / 1676 - 0611 - bn- 2019 - 0879" type="journal article" year="2020">
Reis
<emphasis id="B917EAA91614FF83FF39FF06392D988F" box="[216,265,185,211]" italics="true" pageId="22" pageNumber="279">et al</emphasis>
. 2020
</bibRefCitation>
). However, it differs from
<taxonomicName id="4C634D381614FF83FD96FF063B06988F" authorityName="Reis &amp; Bueno" authorityYear="2020" box="[631,802,186,211]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="catarinensis">
<emphasis id="B917EAA91614FF83FD96FF063B06988F" box="[631,802,186,211]" italics="true" pageId="22" pageNumber="279">H. catarinensis</emphasis>
</taxonomicName>
by the number of papposerrate setae on the inner plate of the maxilla 2 (
<taxonomicName id="4C634D381614FF83FED8FF6139C098AA" authorityName="Reis &amp; Bueno" authorityYear="2020" box="[313,484,221,246]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="catarinensis">
<emphasis id="B917EAA91614FF83FED8FF6139C098AA" box="[313,484,221,246]" italics="true" pageId="22" pageNumber="279">H. catarinensis</emphasis>
</taxonomicName>
with one papposerrate seta on inner plate), and by the form and number of setae cuspidate on the telson (
<taxonomicName id="4C634D381614FF83FE65FF433A149944" authorityName="Reis &amp; Bueno" authorityYear="2020" box="[388,560,255,280]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="catarinensis">
<emphasis id="B917EAA91614FF83FE65FF433A149944" box="[388,560,255,280]" italics="true" pageId="22" pageNumber="279">H. catarinensis</emphasis>
</taxonomicName>
with telson longer than wide, and with three cuspidate setae apical).
<taxonomicName id="4C634D381614FF83FADDFF4339379967" authorityName="Penoni &amp; Bueno" authorityYear="2020" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="rioantensis">
<emphasis id="B917EAA91614FF83FADDFF4339379967" italics="true" pageId="22" pageNumber="279">Hyalella rioantensis</emphasis>
</taxonomicName>
differs from
<taxonomicName id="4C634D381614FF83FE44FE9D3A4C9967" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[421,616,289,315]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FE44FE9D3A4C9967" box="[421,616,289,315]" italics="true" pageId="22" pageNumber="279">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FD8FFE9D3A889967" bold="true" box="[622,684,289,315]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FD8FFE9D3A889967" box="[622,684,289,315]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
for presenting four cuspidate setae on the apex of telson, four to six cuspidate setae on the peduncle of uropod 1, and three or four cuspidate setae on the peduncle of uropod 2.
</paragraph>
<paragraph id="8BDC36BB1614FF83FF26FEDB3CC99A50" blockId="22.[151,1437,151,524]" pageId="22" pageNumber="279">
In addition,
<taxonomicName id="4C634D381614FF83FEB5FEDB3A3E99DD" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[340,538,359,385]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FEB5FEDB3A3E99DD" box="[340,538,359,385]" italics="true" pageId="22" pageNumber="279">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FDC5FEDB3A4199DD" bold="true" box="[548,613,359,385]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FDC5FEDB3A4199DD" box="[548,613,359,385]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
differs from
<taxonomicName id="4C634D381614FF83FCE0FEDB3BE999DC" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[769,973,359,385]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="minuana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FCE0FEDB3BE999DC" box="[769,973,359,385]" italics="true" pageId="22" pageNumber="279">Hyalella minuana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FC37FEDB3C3399DD" bold="true" box="[982,1047,359,385]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FC37FEDB3C3399DD" box="[982,1047,359,385]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
in number of the teeth on lacinia mobilis of the left mandible (
<taxonomicName id="4C634D381614FF83FE00FE353A8199FF" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[481,677,393,419]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FE00FE353A8199FF" box="[481,677,393,419]" italics="true" pageId="22" pageNumber="279">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FD4DFE353ACF99FF" bold="true" box="[684,747,393,419]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FD4DFE353ACF99FF" box="[684,747,393,419]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
with four teeth,
<taxonomicName id="4C634D381614FF83FC46FE353C5599FF" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[935,1137,393,419]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="minuana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FC46FE353C5599FF" box="[935,1137,393,419]" italics="true" pageId="22" pageNumber="279">Hyalella minuana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FB99FE353C9399FF" bold="true" box="[1144,1207,393,419]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FB99FE353C9399FF" box="[1144,1207,393,419]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
with five teeth); the number of pappose setae on the inner plate of the maxilliped (
<taxonomicName id="4C634D381614FF83FCB5FE103C3C999A" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[852,1048,428,454]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FCB5FE103C3C999A" box="[852,1048,428,454]" italics="true" pageId="22" pageNumber="279">Hyalella lagoana</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A22457D21614FF83FBFEFE103C7B999B" box="[1055,1119,428,455]" pageId="22" pageNumber="279" rank="species">
<emphasis id="B917EAA91614FF83FBFEFE103C73999A" bold="true" box="[1055,1111,428,454]" pageId="22" pageNumber="279">n. sp</emphasis>
.
</taxonomicNameLabel>
with six pappose setae;
<taxonomicName id="4C634D381614FF83FA93FE11396499B4" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="minuana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FA93FE11396499B4" italics="true" pageId="22" pageNumber="279">Hyalella minuana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FEA6FE7339A299B5" bold="true" box="[327,390,463,489]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FEA6FE7339A299B5" box="[327,390,463,489]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
with seven pappose setae); and the number of serrate setae on the inner surface of gnathopod 1 (
<taxonomicName id="4C634D381614FF83FF57FE4D395D9A57" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[182,377,497,523]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="lagoana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FF57FE4D395D9A57" box="[182,377,497,523]" italics="true" pageId="22" pageNumber="279">Hyalella lagoana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FE61FE4D399A9A57" bold="true" box="[384,446,497,523]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FE61FE4D399A9A57" box="[384,446,497,523]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
with four serrate setae;
<taxonomicName id="4C634D381614FF83FD2CFE4D3BB29A57" authority="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian, 2021" authorityName="Talhaferro &amp; Bueno &amp; Pires &amp; Stenert &amp; Maltchik &amp; Kotzian" authorityYear="2021" box="[717,918,497,523]" class="Malacostraca" family="Hyalellidae" genus="Hyalella" kingdom="Animalia" order="Amphipoda" pageId="22" pageNumber="279" phylum="Arthropoda" rank="species" species="minuana" status="sp. nov.">
<emphasis id="B917EAA91614FF83FD2CFE4D3BB29A57" box="[717,918,497,523]" italics="true" pageId="22" pageNumber="279">Hyalella minuana</emphasis>
</taxonomicName>
<emphasis id="B917EAA91614FF83FC7CFE4D3BF89A57" bold="true" box="[925,988,497,523]" pageId="22" pageNumber="279">
<taxonomicNameLabel id="A22457D21614FF83FC7CFE4D3BF89A57" box="[925,988,497,523]" pageId="22" pageNumber="279" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
with nine serrate setae).
</paragraph>
</subSubSection>
</treatment>
</document>
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