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<document id="52B2C904A27A7A71A0F773E26AC1EB38" ID-DOI="10.1093/zoolinnean/zlad032" ID-ISSN="0024-4082" ID-Zenodo-Dep="8326346" ID-ZooBank="E1210342-9DBD-4D89-ABF5-1925792D0E14C" IM.bibliography_approvedBy="juliana" IM.illustrations_approvedBy="juliana" IM.materialsCitations_approvedBy="juliana" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="juliana" IM.taxonomicNames_approvedBy="juliana" IM.treatments_approvedBy="juliana" checkinTime="1693804639940" checkinUser="plazi" docAuthor="Alonso, Felipe, Terán, Guillermo Enrique, Alanís, Wilson Sebastián Serra, Calviño, Pablo, Montes, Martin Miguel, García, Ignacio Daniel, Barneche, Jorge Adrián, Almirón, Adriana, Ciotek, Liliana, Giorgis, Pablo &amp; Cascioưa, Jorge" docDate="2023" docId="03CA879AFFA8FFF9FE3DF9ACFA0BFD48" docLanguage="en" docName="zlad032.pdf" docOrigin="Zoological Journal of the Linnean Society 199 (1)" docSource="http://dx.doi.org/10.1093/zoolinnean/zlad032" docStyle="DocumentStyle:4F230B9370E98E256D973D6DFB57F36C.1:ZoolJLinnSoc.2023-.journal_article" docStyleId="4F230B9370E98E256D973D6DFB57F36C" docStyleIdOld="36B3BD6A90C22AB4F7F465C853188CC8" docStyleName="ZoolJLinnSoc.2023-.journal_article" docStyleNameOld="ZoolJLinnSoc.2017-.journal_article" docStyleOld="DocumentStyle:36B3BD6A90C22AB4F7F465C853188CC8.7:ZoolJLinnSoc.2017-.journal_article" docStyleVersion="1" docStyleVersionOld="7" docTitle="Austrolebias Costa 1998" docType="key" docVersion="1" lastPageNumber="293" masterDocId="FFF3FFE2FFA4FFF4FFC4FF8BFFACFFE4" masterDocTitle="From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae)" masterLastPageNumber="309" masterPageNumber="280" pageNumber="292" updateTime="1694177718073" updateUser="juliana">
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<mods:title id="C06E590C49B88C957617681929536EB0">From the mud to the tree: phylogeny of Austrolebias killifishes, new generic structure and description of a new species (Cyprinodontiformes: Rivulidae)</mods:title>
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<mods:namePart id="2E10FA14471B174FD50B32AA9C524C24">Terán, Guillermo Enrique</mods:namePart>
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Dichotomous key to
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genus group genera
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1a. More than 40 scales in longitudinal series ............................................................................................................................
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<keyLead id="309295B9FFA8FFF8FF48F90CFA34F97B" box="[140,1432,1671,1696]" pageId="12" pageNumber="292">1b. Forty or fewer scales in longitudinal series .............................................................................................................................................. 2</keyLead>
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2a. In males, presence of iridescent spots longitudinally aligned and usually confluent on the subdistal area of the dorsal fin; presence of iridescent spots on distal portion of pectoral fins .............................................................................................
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<keyLead id="309295B9FFA8FFF8FF48F96EFA34F8F9" pageId="12" pageNumber="292">2b. In males, absence of iridescent spots longitudinally aligned and usually confluent on the subdistal area of the dorsal fin; absence of iridescent spots on distal portion of pectoral fins .............................................................................................................. 3</keyLead>
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3a. Suborbital bar absent or inconspicuous and diffuse; preopercular region not covered by scales …
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<emphasis id="B917EA9EFFA8FFF8FB53F8AFFAB9F8D8" box="[1175,1301,1828,1852]" italics="true" pageId="12" pageNumber="292">Gymnolebias</emphasis>
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3b. Suborbital bar present and conspicuously marked; preopercular region not covered by scales (occasionally absent in
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<emphasis id="B917EA9EFFA8FFF8FF78F8E8FE35F89E" box="[188,409,1891,1915]" italics="true" pageId="12" pageNumber="292">Acantholebias quirogai</emphasis>
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) ................................................................................................................................................................................. 4
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<keyLead id="309295B9FFA8FFF8FF48F809FA34F87E" box="[140,1432,1922,1946]" pageId="12" pageNumber="292">4a. In males, basal and medial region of pectoral fins hyaline .................................................................................................................... 5</keyLead>
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<keyLead id="309295B9FFA9FFF9FF5FFF14FA0BFF53" box="[155,1447,159,183]" pageId="13" pageNumber="293">4b. In males, basal and medial region of pectoral fins not hyaline ............................................................................................................. 7</keyLead>
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5a. Flanks of males with regular grey vertical bands on anterior half merging and disappearing towards posterior half ................. ........................................................................................................................................................................................................
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<emphasis id="B917EA9EFFA9FFF9FAEBFF55FA04FF12" box="[1327,1448,222,246]" italics="true" pageId="13" pageNumber="293">Amatolebias</emphasis>
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<keyLead id="309295B9FFA9FFF9FF5FFF76FA0BFED1" pageId="13" pageNumber="293">5b. Flanks of males without regular grey vertical bands on anterior half merging and disappearing towards posterior half ........... ........................................................................................................................................................................................................................... 6</keyLead>
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<paragraph id="8BDC368CFFA9FFF9FF5FFEB7FA0BFE97" blockId="13.[155,1448,159,684]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFEB7FA0BFE97" pageId="13" pageNumber="293">
6a. In males, urogenital papilla fused to the first anal fin ray or, if not, presence of contact organs in the anal fin ............................. ........................................................................................................................................................................................................
<taxonomicName id="4C634D0FFFA9FFF9FAF4FED0FA0BFE97" authorityName="Costa" authorityYear="1998" box="[1328,1447,347,371]" family="Rivulidae" genus="Austrolebias" kingdom="Animalia" order="Cyprinodontiformes" pageId="13" pageNumber="293" phylum="Chordata" rank="genus">
<emphasis id="B917EA9EFFA9FFF9FAF4FED0FA0BFE97" box="[1328,1447,347,371]" italics="true" pageId="13" pageNumber="293">Austrolebias</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDC368CFFA9FFF9FF5FFEF1FA04FE56" blockId="13.[155,1448,159,684]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFEF1FA04FE56" pageId="13" pageNumber="293">
6b. In males, urogenital papilla not fused to the first anal fin ray or, if fused, absence of contact organs in the anal fin ................... .......................................................................................................................................................................................................
<taxonomicName id="4C634D0FFFA9FFF9FAEBFE11FA04FE56" authorityName="Alonso &amp; Terán &amp; Alanís &amp; Calviño &amp; Montes &amp; García &amp; Barneche &amp; Almirón &amp; Ciotek &amp; Giorgis &amp; Cascioưa" authorityYear="2023" box="[1327,1448,410,434]" family="Rivulidae" genus="Garcialebias" kingdom="Animalia" order="Cyprinodontiformes" pageId="13" pageNumber="293" phylum="Chordata" rank="genus">
<emphasis id="B917EA9EFFA9FFF9FAEBFE11FA04FE56" box="[1327,1448,410,434]" italics="true" pageId="13" pageNumber="293">Garcialebias</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
<keyStep id="30972E29FFA9FFF9FF5FFE31FA0BFE15" pageId="13" pageNumber="293">
<paragraph id="8BDC368CFFA9FFF9FF5FFE31FA0BFE35" blockId="13.[155,1448,159,684]" box="[155,1447,441,465]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFE31FA0BFE35" box="[155,1447,441,465]" pageId="13" pageNumber="293">
7a. Subocular bar directed backwards; presence of scales on anterior rostral region of head ............................................
<taxonomicName id="4C634D0FFFA9FFF9FAFFFE32FA0BFE35" authorityName="Costa" authorityYear="1998" box="[1339,1447,441,465]" class="Actinopterygii" family="Rivulidae" genus="Megalebias" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyprinodontiformes" pageId="13" pageNumber="293" phylum="Chordata" rank="genus">
<emphasis id="B917EA9EFFA9FFF9FAFFFE32FA0BFE35" box="[1339,1447,441,465]" italics="true" pageId="13" pageNumber="293">Megalebias</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDC368CFFA9FFF9FF5FFE53FA0BFE15" blockId="13.[155,1448,159,684]" box="[155,1447,472,497]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFE53FA0BFE15" box="[155,1447,472,497]" pageId="13" pageNumber="293">7b. Subocular bar not directed backwards; absence of scales on anterior rostral region of head ........................................................ 8</keyLead>
</paragraph>
</keyStep>
<keyStep id="30972E29FFA9FFF9FF5FFE73FA0BFDCB" pageId="13" pageNumber="293">
<paragraph id="8BDC368CFFA9FFF9FF5FFE73FA04FDF4" blockId="13.[155,1448,159,684]" box="[155,1448,504,528]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFE73FA04FDF4" box="[155,1448,504,528]" pageId="13" pageNumber="293">
8a. Presence of ossified contact organs in the anal fin of males ...........................................................................................
<taxonomicName id="4C634D0FFFA9FFF9FAE4FE73FA04FDF4" authorityName="Costa" authorityYear="2008" box="[1312,1448,504,528]" family="Rivulidae" genus="Acantholebias" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyprinodontiformes" pageId="13" pageNumber="293" phylum="Chordata" rank="genus">
<emphasis id="B917EA9EFFA9FFF9FAE4FE73FA04FDF4" box="[1312,1448,504,528]" italics="true" pageId="13" pageNumber="293">Acantholebias</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDC368CFFA9FFF9FF5FFD9CFA0BFDCB" blockId="13.[155,1448,159,684]" box="[155,1447,535,560]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFD9CFA0BFDCB" box="[155,1447,535,560]" pageId="13" pageNumber="293">8b. Absence of ossified contact organs in the anal fin of males .................................................................................................................. 9</keyLead>
</paragraph>
</keyStep>
<keyStep id="30972E29FFA9FFF9FF5FFDBCFA0BFD8A" pageId="13" pageNumber="293">
<paragraph id="8BDC368CFFA9FFF9FF5FFDBCFA0BFDAA" blockId="13.[155,1448,159,684]" box="[155,1447,566,591]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFDBCFA0BFDAA" box="[155,1447,566,591]" pageId="13" pageNumber="293">
9a. Male pectoral fins not greyish ....................................................................................................................................................
<taxonomicName id="4C634D0FFFA9FFF9FA85FDBDFA0BFDAA" authorityName="Alonso &amp; Terán &amp; Alanís &amp; Calviño &amp; Montes &amp; García &amp; Barneche &amp; Almirón &amp; Ciotek &amp; Giorgis &amp; Cascioưa" authorityYear="2023" box="[1345,1447,566,590]" family="Rivulidae" genus="Matilebias" kingdom="Animalia" order="Cyprinodontiformes" pageId="13" pageNumber="293" phylum="Chordata" rank="genus">
<emphasis id="B917EA9EFFA9FFF9FA85FDBDFA0BFDAA" box="[1345,1447,566,590]" italics="true" pageId="13" pageNumber="293">Matilebias</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDC368CFFA9FFF9FF5FFDDDFA0BFD8A" blockId="13.[155,1448,159,684]" box="[155,1447,598,622]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFDDDFA0BFD8A" box="[155,1447,598,622]" pageId="13" pageNumber="293">9b. Male pectoral fins greyish ........................................................................................................................................................................ 10</keyLead>
</paragraph>
</keyStep>
<keyStep id="30972E29FFA9FFF9FF5FFDFEFA0BFD48" pageId="13" pageNumber="293">
<paragraph id="8BDC368CFFA9FFF9FF5FFDFEFA04FD69" blockId="13.[155,1448,159,684]" box="[155,1448,629,653]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFDFEFA04FD69" box="[155,1448,629,653]" pageId="13" pageNumber="293">
10a. Flanks of males with vertical bands ...........................................................................................................................................
<taxonomicName id="4C634D0FFFA9FFF9FA80FDFEFA04FD69" authorityName="Costa" authorityYear="2008" box="[1348,1448,629,653]" family="Rivulidae" genus="Acrolebias" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyprinodontiformes" pageId="13" pageNumber="293" phylum="Chordata" rank="genus">
<emphasis id="B917EA9EFFA9FFF9FA80FDFEFA04FD69" box="[1348,1448,629,653]" italics="true" pageId="13" pageNumber="293">Acrolebias</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph id="8BDC368CFFA9FFF9FF5FFD1FFA0BFD48" blockId="13.[155,1448,159,684]" box="[155,1447,660,684]" pageId="13" pageNumber="293">
<keyLead id="309295B9FFA9FFF9FF5FFD1FFA0BFD48" box="[155,1447,660,684]" pageId="13" pageNumber="293">
10b. Flanks of males without vertical bands .................................................................................................................................
<taxonomicName id="4C634D0FFFA9FFF9FAF5FD1FFA0BFD48" authorityName="Costa" authorityYear="2008" box="[1329,1447,660,684]" family="Rivulidae" genus="Cypholebias" higherTaxonomySource="GBIF" kingdom="Animalia" order="Cyprinodontiformes" pageId="13" pageNumber="293" phylum="Chordata" rank="genus">
<emphasis id="B917EA9EFFA9FFF9FAF5FD1FFA0BFD48" box="[1329,1447,660,684]" italics="true" pageId="13" pageNumber="293">Cypholebias</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</key>
</subSubSection>
</treatment>
</document>