267 lines
25 KiB
XML
267 lines
25 KiB
XML
<document id="A5C364B2E057F3AEB3DB9EAE9B2249BD" ENCODING="UTF-8" ID-CLB-Dataset="52661" ID-GBIF-Dataset="2cc6a882-3bfb-4232-a6c8-c46d4f1cf25f" ModsDocID="z01213p001" checkinTime="1247155641890" checkinUser="thomas" docAuthor="Wilson J. E. M. Costa" docDate="2006" docId="84F1A3ECB0E314C094B3F2F65D937864" docLanguage="en" docName="2006_Costa_gg1.xml" docOrigin="Zootaxa 1213" docSource="http://www.zoobank.org/urn:lsid:zoobank.org:pub:3415A121-707B-4676-9259-4FD5CE1C3323" docTitle="Austrolebias univentripinnis" docType="treatment" docVersion="12" lastPageNumber="104" masterDocId="7116976AA5DF5C9AF7BCD64CDBAACDB0" masterDocTitle="The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision." masterLastPageNumber="162" masterPageNumber="1" pageNumber="101" updateTime="1694017982350" updateUser="ExternalLinkService">
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<mods:mods id="1872ED8B4F0A7943C8A142E04CCCF30B" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="937BDA3433963B9CCADF8343AE5E7B89">
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<mods:title id="7318D9D2C0BAE1B6EF36CCDE6AF0E4C1">The South American annual killifish genus Austrolebias (Teleostei: Cyprinodontiformes: Rivulidae): phylogenetic relationships, descriptive morphology and taxonomic revision.</mods:title>
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</mods:titleInfo>
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<mods:name id="2CF2647798B563CD506AABE02F047B24" type="personal">
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<mods:role id="78BB0295F878F5D378A56B077C75ADD7">
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<mods:roleTerm id="FC2D1F311896EF9F23C83A691D854F6C">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="D97372671CDDFDE92A3208BDED29F115">Wilson J. E. M. Costa</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="817586EE57CA7E596952C37B9AE1D54E">text</mods:typeOfResource>
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<mods:relatedItem id="359BBA9A5B492836EDF32369C8B7EA1A" type="host">
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<mods:titleInfo id="B6EF5F114C7F0A6E9A1F847B62205650">
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<mods:title id="BABB4D3134767724FEF5890F52EC6884">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="DF0F52E393FBABE428E171F2D58C219B">
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<mods:date id="03C66052550EE52CAB0625B66832280F">2006</mods:date>
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<mods:detail id="1EF43EBB509512FA4CDADB4118BBAC6D" type="volume">
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<mods:number id="DDD4E85C034D93755B253CA63F56AAA2">1213</mods:number>
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</mods:detail>
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<mods:extent id="A5AA4E35B92D2FFEC403A0A8F051FF08" unit="page">
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<mods:start id="D229758B6A991824D391AA796590F95C">1</mods:start>
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<mods:end id="61495C83C334BD589D4E389E608A730E">162</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location id="96AE022C4E2A415DDC810CFD0DD3F185">
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<mods:url id="82FE43CF902FA0C65C0A0184438D0857">http://www.zoobank.org/urn:lsid:zoobank.org:pub:3415A121-707B-4676-9259-4FD5CE1C3323</mods:url>
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</mods:location>
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<mods:classification id="C5CCFE6CEBAEE201C47EEDF10C560283">journal article</mods:classification>
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<mods:identifier id="52F708AB87C058CF05759CA55078D537" type="ZooBank-PUB">z01213p001</mods:identifier>
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</mods:mods>
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<treatment id="84F1A3ECB0E314C094B3F2F65D937864" ID-DOI="http://doi.org/10.5281/zenodo.6263750" ID-GBIF-Taxon="100119120" ID-Zenodo-Dep="6263750" LSID="urn:lsid:plazi:treatment:84F1A3ECB0E314C094B3F2F65D937864" httpUri="http://treatment.plazi.org/id/84F1A3ECB0E314C094B3F2F65D937864" lastPageNumber="104" pageNumber="101">
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<subSubSection id="06E733A759D97E3ED05C25B85E5F9EA9" type="nomenclature">
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<paragraph id="4DC319D89C55DB2C778127981B9852E4" pageNumber="101">
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<taxonomicName id="1CA9D8F7D153D75E9CF1A4B752290B20" ID-CoL="5VXGL" ID-ENA="2491937" LSID-ZBK="urn:lsid:zoobank.org:act:04BEE78C-D8E2-4FE9-B815-7628CD83F09D" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Austrolebias univentripinnis Costa & Cheffe 2005" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="univentripinnis">Austrolebias univentripinnis</taxonomicName>
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Costa & Cheffe
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</paragraph>
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</subSubSection>
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<subSubSection id="01B0D2DEAEFEB966863AB0FFFFE9C4D2" type="description">
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<paragraph id="982B4E315CEE4116187550D8888109D0" pageNumber="101">(Fig. 39)</paragraph>
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</subSubSection>
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<subSubSection id="2E39DA9F5BF46F294CD3D9421A555EEA" type="reference_group">
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<paragraph id="269095122A5DC71225F3C84F5C6CCD2B" pageNumber="101">
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<taxonomicName id="AF960CBACDC1DBE6DEF3F707AE6176B6" LSID-ZBK="urn:lsid:zoobank.org:act:04BEE78C-D8E2-4FE9-B815-7628CD83F09D" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Austrolebias univentripinnis Costa & Cheffe 2005" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="univentripinnis">Austrolebias univentripinnis</taxonomicName>
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Costa & Cheffe, 2005: 44 (
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<materialsCitation id="29CD91E1CF27B7451AA3946765302CF6" ID-GBIF-Occurrence="923891796" collectionCode="UFRJ" country="Brazil" location="type locality: temporary swamp about 200 m from rio Jaguarao drainage, laguna dos Patos system, Jaguarao" specimenCode="UFRJ 6081" stateProvince="Rio Grande do Sul" typeStatus="holotype">
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<location id="76E4BA28E9504EA6E4F73AC9A0299309" LSID="urn:lsid:plazi:treatment:84F1A3ECB0E314C094B3F2F65D937864:76E4BA28E9504EA6E4F73AC9A0299309" country="Brazil" name="type locality: temporary swamp about 200 m from rio Jaguarao drainage, laguna dos Patos system, Jaguarao" stateProvince="Rio Grande do Sul">
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type locality: temporary swamp about 200 m from rio
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<normalizedToken id="A8B6CA04AB5A39754D5145AB835A6851" originalValue="Jaguarão">Jaguarao</normalizedToken>
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drainage, laguna dos Patos system,
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<normalizedToken id="CF01B86D57D0FA82AE832362A0F8188D" originalValue="Jaguarão">Jaguarao</normalizedToken>
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</location>
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,
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<collectingRegion id="0A02FE8FB7386064651F692CA92633F3">Rio Grande do Sul</collectingRegion>
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,
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<collectingCountry id="DCD3ACA14030342722733C38A36B03C9">Brazil</collectingCountry>
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, 22H 0268740 UTM 6402377;
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<typeStatus id="136E35D5E3F78E798CA65E1F4F85711A">holotype</typeStatus>
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:
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<specimenCode id="B8589A4B65A39312BB32A881ADBE7F8C">
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<collectionCode id="6E8940B1BCD8D530046B904612B6EB8F">UFRJ</collectionCode>
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6081
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</specimenCode>
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</materialsCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection id="8A0BF442479B9D195A5F92414B5C4592" type="materials_examined">
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<paragraph id="F210BD3988DEE619133F88BDA71E2295" pageNumber="101">Material examined</paragraph>
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<paragraph id="E85F8EF9EFC5E4D0ECEBD184DA5505ED" pageNumber="101">
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<materialsCitation id="C9983626D3D910051A465982625303E1" ID-GBIF-Occurrence="923891772" collectingDate="2004-09-05" collectionCode="UFRJ, CIMC" collectorName="L. E. K. Lanes et al." country="Brazil" location="Telho, temporary swamp about 200 m from rio Jaguarao drainage, laguna dos Patos system" specimenCode="UFRJ 6081, CIMC 8625, UFRJ 6082, UFRJ 6083" stateProvince="Rio Grande do Sul" typeStatus="holotype, paratypes">
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<collectingCountry id="DFBFE292274832D56E38ECFBD46C2258">Brazil</collectingCountry>
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:
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<collectingRegion id="F7FF9B68B060E86DD679EAD340E07079">Rio Grande do Sul</collectingRegion>
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:
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<normalizedToken id="5B01A0805E7067C4034ACAB2B5A008CB" originalValue="Jaguarão">Jaguarao</normalizedToken>
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, laguna dos Patos system:
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<specimenCode id="2A431A78AD5868F8B9103B7C39B25B3E">
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<collectionCode id="310B4322670AE9ADAC427005A37992D2">UFRJ</collectionCode>
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6081
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</specimenCode>
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,
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<typeStatus id="5448197AA16EB0A2BF94D3904B59B2AB">holotype</typeStatus>
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, male, 34.9 mm SL;
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<specimenCode id="02C02B994673E63B4EB6C79AC0CF7BBA">
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<collectionCode id="8B92DA298C6A5E44F11EB0C7C246149C">CIMC</collectionCode>
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8625
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</specimenCode>
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, 33
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<typeStatus id="21735FB23196F0BE213B18FABF5A69BD">paratypes</typeStatus>
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;
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<specimenCode id="3B661C298474BCBDEF90CCF2331FA015">
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<collectionCode id="4EEDD29607BE0C7C7AC19A30C1812A32">UFRJ</collectionCode>
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6082
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</specimenCode>
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, 4
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<typeStatus id="540AE5654370F2AC4CD11ED5457D9D54">paratypes</typeStatus>
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;
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<specimenCode id="A268FFF92A451F1B225DDE60562370C6">
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<collectionCode id="B6077FB64EA9715D83927440ADB38442">UFRJ</collectionCode>
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6083
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</specimenCode>
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, 6
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<typeStatus id="B7571F6317EA8DC572ED4B2BAFF19B54">paratypes</typeStatus>
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(c&s);
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<location id="D7B1927A6AAC58934E28FE4B72993CD6" LSID="urn:lsid:plazi:treatment:84F1A3ECB0E314C094B3F2F65D937864:D7B1927A6AAC58934E28FE4B72993CD6" country="Brazil" name="Telho, temporary swamp about 200 m from rio Jaguarao drainage, laguna dos Patos system" stateProvince="Rio Grande do Sul">
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Telho, temporary swamp about 200 m from rio
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<normalizedToken id="0CB34B6C115A73A579D3A570EE2C4998" originalValue="Jaguarão">Jaguarao</normalizedToken>
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drainage
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</location>
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;
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<collectorName id="93929E7BE59A6B731DC9B30E6A096EC2">
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L. E. K.
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<normalizedToken id="7A0F1C2D19458D567CC206F531CAC1FA" originalValue="Lanés">Lanes</normalizedToken>
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et al.
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</collectorName>
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,
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<date id="E394F9BCF8237E24B537FFE1CC8EED42" day="05" month="09" value="2004-09-05" year="2004">
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<collectingDate id="551696FF810F44D5CCB5505A18CD6FAA" day="05" month="09" value="2004-09-05" year="2004">5 Sep. 2004</collectingDate>
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</date>
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.
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</materialsCitation>
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<materialsCitation id="0E7F327165A658B4D102B15D8C6D515A" ID-GBIF-Occurrence="923891768" collectingDate="2004-09-05" collectionCode="CIMC" collectorName="L. E. K. Lanes et al." country="Brazil" location="rua 27 de Novembro, between the second and the third bridge, about 10 km from the road BR- 116" specimenCode="CIMC 8629" stateProvince="Rio Grande do Sul" typeStatus="paratypes">
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<specimenCode id="B49051449627995E308B4076EC906BFC">
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<collectionCode id="B3D4EBB3C7B48266F54D8F5B2E919AD4">CIMC</collectionCode>
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8629
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</specimenCode>
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, 8
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<typeStatus id="79AEA4F15884082E8F1F4F4599124429">paratypes</typeStatus>
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;
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<location id="E0360323F25A5E7A891E8C19237FE971" LSID="urn:lsid:plazi:treatment:84F1A3ECB0E314C094B3F2F65D937864:E0360323F25A5E7A891E8C19237FE971" country="Brazil" name="rua 27 de Novembro, between the second and the third bridge, about 10 km from the road BR- 116" stateProvince="Rio Grande do Sul">rua 27 de Novembro, between the second and the third bridge, about 10 km from the road BR-116</location>
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;
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<collectorName id="F8D863390B36DFA7EF3AC0ADE2DD2ACE">same collectors</collectorName>
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and data as holotype.
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</materialsCitation>
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<materialsCitation id="25F1927D6013282EA3AEF8083D30006C" ID-GBIF-Occurrence="923891776" collectingDate="2004-09-05" collectionCode="CIMC" collectorName="L. E. K. Lanes et al." country="Brazil" location="arroio Telho floodplains" specimenCode="CIMC 8631" stateProvince="Rio Grande do Sul" typeStatus="paratypes">
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<specimenCode id="ACE98FEFA12CFA7C82031C7D9FC54BE7">
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<collectionCode id="28BBF329D82508183EE006F3049B92BC">CIMC</collectionCode>
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8631
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</specimenCode>
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, 12
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<typeStatus id="9E99C0BE92FE4ABBFA575EDA5F3D4FDC">paratypes</typeStatus>
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;
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<location id="DFAF6E63CBA20A7B4923F7ADF8667FED" LSID="urn:lsid:plazi:treatment:84F1A3ECB0E314C094B3F2F65D937864:DFAF6E63CBA20A7B4923F7ADF8667FED" country="Brazil" name="arroio Telho floodplains" stateProvince="Rio Grande do Sul">arroio Telho floodplains</location>
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;
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<collectorName id="5A1E3F5CA55A7540748913BA6ACD8A1E">same collectors</collectorName>
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and data as holotype.
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</materialsCitation>
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<materialsCitation id="A08A9B923F71DEFB7829FC8CA618BA9B" ID-GBIF-Occurrence="923891771" collectingDate="2004-09-05" collectionCode="CIMC" collectorName="L. E. K. Lanes et al." country="Brazil" location="Telho, about 21 km from the city of Jaguarao" specimenCode="CIMC 8635" stateProvince="Rio Grande do Sul" typeStatus="paratypes">
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<specimenCode id="8CBF2D5AA64E455B4873CE2B43291AE0">
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<collectionCode id="EC361266796D14ABA458CDA38AE9AF4C">CIMC</collectionCode>
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8635
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</specimenCode>
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, 174
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<typeStatus id="A224F0267BE0250996824AFE01FDED49">paratypes</typeStatus>
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;
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<location id="3D3B7DCCB93853CB7D7A9EC5C5526601" LSID="urn:lsid:plazi:treatment:84F1A3ECB0E314C094B3F2F65D937864:3D3B7DCCB93853CB7D7A9EC5C5526601" country="Brazil" name="Telho, about 21 km from the city of Jaguarao" stateProvince="Rio Grande do Sul">
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Telho, about 21 km from the city of
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<normalizedToken id="B50E8C146BAFE8243D162BE79DFDE17A" originalValue="Jaguarão">Jaguarao</normalizedToken>
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</location>
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;
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<collectorName id="D91E8B7C6279E082826721C10514C256">same collectors</collectorName>
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and data as holotype.
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</materialsCitation>
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<materialsCitation id="F403C75545FF3A148FA86CFAF08B1F74" ID-GBIF-Occurrence="923891775" collectingDate="2004-09-06" collectionCode="CIMC" collectorName="L. E. K. Lanes et al." country="Brazil" location="Telho, about 21 km from the city of Jaguarao" specimenCode="CIMC 8642" stateProvince="Rio Grande do Sul" typeStatus="paratypes">
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<specimenCode id="5BC487A01FD61E37D4D250AEB94DB183">
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<collectionCode id="1CE32B596CED7EA2EAD2DEAEAA4D766A">CIMC</collectionCode>
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8642
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</specimenCode>
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, 41
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<typeStatus id="EB6AFCADBA69111FB4217DDBBFF43C24">paratypes</typeStatus>
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;
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<location id="02BFD656E57A5F11266CF3FA9B9AED5A" LSID="urn:lsid:plazi:treatment:84F1A3ECB0E314C094B3F2F65D937864:02BFD656E57A5F11266CF3FA9B9AED5A" country="Brazil" name="Telho, about 21 km from the city of Jaguarao" stateProvince="Rio Grande do Sul">same locality</location>
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and collectors as holotype,
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<date id="40DC8E225C65E8DC3E9383D33515FBD2" day="06" month="09" value="2004-09-06" year="2004">
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<collectingDate id="4AC6C715F49C3C32B581F87B6EFDA98E" day="06" month="09" value="2004-09-06" year="2004">6 Sep. 2004</collectingDate>
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</date>
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.
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</materialsCitation>
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<materialsCitation id="A7097418AD68B8E6A7A6B77013718BFB" ID-GBIF-Occurrence="923891781" collectingDate="2004-10-24" collectionCode="UFRJ" collectorName="L. E. K. Lanes et al." country="Brazil" location="Telho, about 21 km from the city of Jaguarao" specimenCode="UFRJ 6086" stateProvince="Rio Grande do Sul" typeStatus="paratypes">
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<specimenCode id="F753B60F79FBC415ECF6E8E400A23A5E">
|
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<collectionCode id="698F4F54B19F879CFA57F2F003778F79">UFRJ</collectionCode>
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6086
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</specimenCode>
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, 28
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<typeStatus id="191EA28DDEB54A24B4737920CD1EC3B6">paratypes</typeStatus>
|
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;
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<location id="F651642FBAB610B34C3384105CE98CF3" LSID="urn:lsid:plazi:treatment:84F1A3ECB0E314C094B3F2F65D937864:F651642FBAB610B34C3384105CE98CF3" country="Brazil" name="Telho, about 21 km from the city of Jaguarao" stateProvince="Rio Grande do Sul">same locality as CIMC 8635</location>
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;
|
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<collectorName id="0EF1659AD6B499683EF1FBF5204E789A">
|
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L. E. K.
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<normalizedToken id="4FC0A65032C4C91F204CEF2E63165DCA" originalValue="Lanés">Lanes</normalizedToken>
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|
et al.
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</collectorName>
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,
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<date id="04CF781D121496A3301C9C3AF57E78C8" day="24" month="10" value="2004-10-24" year="2004">
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<collectingDate id="B23826F6474333161F6C7968E5E9EC9E" day="24" month="10" value="2004-10-24" year="2004">24 Oct. 2004</collectingDate>
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</date>
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.
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</materialsCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="AF4E18C245DBB0959CE655149C4DE9B6" type="diagnosis">
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<paragraph id="603E71C3F3701AB07CAC7BE2A5DFC3B6" pageNumber="101">Diagnosis</paragraph>
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<paragraph id="44FC8BC285AAE8417DBC12CD7A384D25" lastPageNumber="102" pageNumber="101">
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Differs from all congeners except
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<taxonomicName id="B7A467CE2A5CC09D8B54B852DF121B17" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="bellottii">A. bellottii</taxonomicName>
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,
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<taxonomicName id="F817F7FE2791FDB50768E0F56BA831DC" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="apaii">A. apaii</taxonomicName>
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, and
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<taxonomicName id="7F4F9AC3859AF33CDDF5275DB0E25C20" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="melanoorus">A. melanoorus</taxonomicName>
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, in having
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<pageStartToken id="10F1481C979DA2035B2226DE0C86CEAF" pageNumber="102">the</pageStartToken>
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entire urogenital papilla attached to the anal fin in males (vs. urogenital papilla free from the anal fin). Distinguished from
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<taxonomicName id="A433B1A70BAF286AFD154160F07789E4" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="bellottii">A. bellottii</taxonomicName>
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and
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<taxonomicName id="7CF7D6A46B678102BA9FF1ACA6E829B1" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="apaii">A. apaii</taxonomicName>
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in having fewer teeth on the second pharyngobranchial; from
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<taxonomicName id="0E2ECCCE3603604A779C8B1EDCA31555" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="apaii">A. apaii</taxonomicName>
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in having fewer supraorbital neuromasts (17-18 vs. 20-24), fewer preopercular plus mandibular neuromasts (39-41 vs. 43-47), and anal-fin origin between pleural ribs of 7th and 9th vertebrae in males, between pleural ribs of 9th and11th vertebrae in females (vs. between pleural ribs of 5th and 7th vertebrae in males, between pleural ribs of 7th and 8th vertebrae in female); from
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<taxonomicName id="7E87BF22FD044295A02287B77A473FB4" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="bellottii">A. bellottii</taxonomicName>
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by possessing a more slender body in males (body depth 36.6-39.8% SL vs. 40.1-46.1% SL) and by usually having more vertical rows of bright dots on the flanks in males (11-18 vs. 7-12); from
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<taxonomicName id="E85663822C56FB0D236BC59A9593E94A" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="melanoorus">A. melanoorus</taxonomicName>
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by possessing pelvic-fin bases united at about 75-90% of their medial margins (vs. about 10-25%), and distinct color patterns: flanks dark bluish gray, with vertical rows of bright greenish blue dots in males (vs. light bluish gray bars alternating with dark gray bars), unpaired fins with bright dots in males (vs. elongate light spots and bright lines parallel to fin rays), and females sometimes with one or two black spots on the center of the flanks, often black spots absent (vs. always 5-16 black spots); it may be also distinguished from
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<taxonomicName id="ADC5684466FA54E6478C54E983B014D0" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" order="Cyprinodontiformes" pageNumber="101" phylum="Chordata" rank="species" species="melanoorus">A. melanoorus</taxonomicName>
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by possessing a single anterior rostral neuromast, except in one specimen with two (vs. always two anterior rostral neuromasts).
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</paragraph>
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</subSubSection>
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<subSubSection id="7A4C9AA0A13097AB0EE9B70155809F7A" type="description">
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<paragraph id="CA67C702612EFFAF2870B02546F52DE1" pageNumber="102">Description</paragraph>
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<paragraph id="12929440CF517BADA3990C85EA635E87" pageNumber="102">Morphometric data appear in Table 7. Males larger than females, largest male examined 35.6 mm SL, largest female 32.2 mm SL. Dorsal profile slightly convex from snout to end of dorsal-fin base, approximately straight on caudal peduncle. Ventral profile convex from lower jaw to end of anal-fin base, nearly straight on caudal peduncle. Greatest body depth at level of pelvic-fin base. Body deep and compressed. Snout blunt and jaws short.</paragraph>
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<paragraph id="DE8CDAB87EDA4079E126F9A818E0F30B" pageNumber="102">Tip of both dorsal and anal fins rounded. Anteromedian rays of anal fin of females lengthened, anal fin shape nearly triangular; distal portion of anal fin thickened in females. Caudal fin rounded. Pectoral fins elliptical, posterior margin on vertical between base of 3rd and 5th anal-fin rays in males, and between pelvic-fin base and urogenital papilla in females. Tip of each pelvic fin reaching between base of 3rd and 4th anal-fin ray. Medial pelvic-fin membranes about 75-90 % coalesced. Entire urogenital papilla attached to anal fin in males. Dorsal-fin origin on vertical slightly posterior to anal-fin origin in males, between base of 2nd and 4th anal-fin ray, and between neural spines of 7th and 9th vertebrae. In females, dorsal-fin origin on vertical just anterior to anal-fin origin, anal-fin origin on vertical through base of 2nd dorsal-fin ray, to dorsal-fin origin on vertical slightly posterior to anal-fin origin, on base of 2nd anal-fin ray; dorsal-fin origin between neural spines of 10th and 12th vertebrae. Anal-fin origin between pleural ribs of 7th and 9th vertebrae in males, between pleural ribs of 9th and 11th vertebrae in females. Dorsalfin rays 23-28 in males, 20-23 in females; anal-fin rays 26-30 in males, 22-26 in females; caudal-fin rays 23-25; pectoral-fin rays 11-12; pelvic-fin rays 5.</paragraph>
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<paragraph id="81D8384F182803EA79ABD543F0A3E0F9" pageNumber="103">
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<pageStartToken id="328AE2514D7DEFDB12D992696A667B3C" pageNumber="103">Scales</pageStartToken>
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large and cycloid. Trunk and head entirely scaled, except ventral surface of head. One row of scales on anal-fin base, no scales on dorsal-fin base, and three rows of scales on caudal-fin base. Frontal squamation G-patterned, except in one specimen, H- patterned; E-scales not overlapping medially; scales arranged in transverse pattern. Longitudinal series of scales 28-30; transverse series of scales 13-14; scale rows around caudal peduncle 16. Four to six minute contact organs on scales of ventral portion of male flanks. Row of minute contact organs on uppermost pectoral-fin ray in males. No contact organ on unpaired fins.
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</paragraph>
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<paragraph id="A751F63BC3429E4E5C8C16264ECD2541" pageNumber="103">Cephalic neuromasts: supraorbital 17-18, parietal 3, anterior rostral 1 except one specimen with 2, posterior rostral 1, infraorbital 2 + 22-25, preorbital 3, otic 3, post-otic 3-4, supratemporal 1, median opercular 1, ventral opercular 2, preopercular 24-26, mandibular 15, lateral mandibular 5.</paragraph>
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<paragraph id="91C5CA63D4CEAFC1AE9D2C7D94D640AD" pageNumber="103">Basihyal nearly triangular, width about 65% of length; basihyal cartilage long, about 65% of total basihyal length, with pronounced lateral projection. Six branchiostegal rays. Six to eight teeth on second pharyngobranchial. Gill-rakers on first branchial arch 3-4 + 11-12. Two, one or no dermosphenotic ossifications. Ventral process of posttemporal long. Total vertebrae 29-31.</paragraph>
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<caption id="8E02FF8B5EBACC96007BF6C6724246C1">
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<paragraph id="607B5452F7AC22AC3381F476A70D3E62" pageNumber="103">
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FIGURE 39.
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<taxonomicName id="9B197B8940B0B015E9180749CCE7FFC4" LSID-ZBK="urn:lsid:zoobank.org:act:04BEE78C-D8E2-4FE9-B815-7628CD83F09D" family="Rivulidae" genus="Austrolebias" higherTaxonomySource="CoL" kingdom="Animalia" lsidName-ZBK="Austrolebias univentripinnis Costa & Cheffe 2005" order="Cyprinodontiformes" pageNumber="103" phylum="Chordata" rank="species" species="univentripinnis">Austrolebias univentripinnis</taxonomicName>
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, UFRJ 6081, male holotype, 34.9 mm SL, above, UFRJ 6082, female paratype, 32.2 mm SL, below; Brazil: Rio Grande do Sul:
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<normalizedToken id="029A76733610EBF35D9B13CAB3AAF6B3" originalValue="Jaguarão">Jaguarao</normalizedToken>
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.
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</paragraph>
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</caption>
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<paragraph id="4D3933DFA9B69E7700F91F4A13DE5489" pageNumber="103">Coloration</paragraph>
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<paragraph id="1393752E5004F907C6230C30203AE2C5" lastPageNumber="104" pageNumber="103">
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Males: sides of body dark greenish gray, with 11-18 vertical rows of bright greenish blue dots, often forming lines; venter yellowish white. Sides of head dark greenish gray to bright blue on opercular and infraorbital regions; approximately rectangular pale gray
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<pageStartToken id="0CD33A3A08463F82623A55B7BF30E740" pageNumber="104">infraorbital</pageStartToken>
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bar; subtriangular dark gray supraorbital bar. Iris dark yellow, with dark brown bar through center of eye. Dorsal fin dark bluish green to pale pink on anterodistal portion, with light green dots; posterodistal black margin. Anal fin dark bluish green to light blue on distal portion, with subbasal row of small light green spots; preserved specimens with black distal stripe. Caudal fin dark bluish green, with greenish blue dots; posterior portion hyaline with green iridescence. Pelvic fins dark bluish green, with black tip. Pectoral fins hyaline, with dark greenish blue ventral margin.
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</paragraph>
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<paragraph id="EF263520498F93B2F47F6C067572CB13" pageNumber="104">Females: sides of body light yellowish brown, with vertically elongate dark gray spots, often vertically arranged, sometimes forming bars; sometimes one or two black spots on anterocentral portion of flank; venter pale yellow. Opercular region pale greenish blue. Pale gray supraorbital and infraorbital bars. Iris light yellow, with gray bar through center of eye. Fins hyaline; dorsal and anal fins with dark gray small spots on basal region.</paragraph>
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</subSubSection>
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<subSubSection id="8D6F06EFDD31B3D7D00F91B54A86750F" type="distribution">
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<paragraph id="0B3C463C4FA8BD5E60565BAF305988EC" pageNumber="104">Distribution</paragraph>
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<paragraph id="40079098C11344B66157347FB6D5FC0F" pageNumber="104">
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Rio
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<normalizedToken id="A2B327EDFE2C5350E4A383F9147FB0F8" originalValue="Jaguarão">Jaguarao</normalizedToken>
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drainage, lagoa Mirim system, southern Brazil (Fig. 11).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |