296 lines
38 KiB
XML
296 lines
38 KiB
XML
<document id="9F13A5C40C3CBAB8000BB1557E97BA0F" ID-CLB-Dataset="299659" ID-DOI="10.11646/zootaxa.5477.2.5" ID-GBIF-Dataset="834d5982-b387-44a0-975d-533623224122" ID-ISSN="1175-5326" ID-Zenodo-Dep="12683442" ID-ZooBank="494AD3C5-EA24-40E6-B2E2-2036B817AC26" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="juliana" IM.metadata_approvedBy="juliana" IM.taxonomicNames_approvedBy="juliana" IM.treatments_approvedBy="juliana" checkinTime="1720425961634" checkinUser="plazi" docAuthor="Pérez-Schultheiss, Jorge, Fernández, Leonardo D. & Ribeiro, Felipe Bezerra" docDate="2024" docId="6A374035FFB2310AFF082BDCBF58F85C" docLanguage="en" docName="zootaxa.5477.2.5.pdf" docOrigin="Zootaxa 5477 (2)" docSource="http://dx.doi.org/10.11646/zootaxa.5477.2.5" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Lafkenorchestia Pérez-Schultheiss, Fernández & Ribeiro, 2024, gen. nov." docType="treatment" docVersion="6" lastPageNumber="207" masterDocId="960E384DFFB83106FF9F2D73BE61FFE5" masterDocTitle="Two new genera of coastal Talitridae (Amphipoda: Senticaudata) from Chile, with the first record of Platorchestia Bousfield, 1982 in the southeastern Pacific coast" masterLastPageNumber="218" masterPageNumber="195" pageNumber="205" updateTime="1720646161670" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:titleInfo id="4900DF76812CCE3B0A2D41316ACD8F78">
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<mods:title id="60260DF19324804FB8A64663A13F4EE9">Two new genera of coastal Talitridae (Amphipoda: Senticaudata) from Chile, with the first record of Platorchestia Bousfield, 1982 in the southeastern Pacific coast</mods:title>
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<mods:roleTerm id="249795A66EA1156AC68FCAB09270CA6C">Author</mods:roleTerm>
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<mods:namePart id="ADCBF3E20EC3879412D639BE2515BF47">Pérez-Schultheiss, Jorge</mods:namePart>
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<mods:nameIdentifier id="C417D39CD90CE64679EE60C68A71FD12" type="ORCID">0000-0003-4537-5677</mods:nameIdentifier>
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<mods:affiliation id="B02B95074053F4E495B26FEB7F50A69F">Área Zoología de Invertebrados, Museo Nacional de Historia Natural de Chile, Casilla 787, Correo Central, Santiago, Chile & Programa de Pós-Graduação em Biologia Animal, Instituto de Biociências, Universidade Federal do Rio Grande do Sul. Porto Alegre, Rio Grande do Sul, Brazil & Departamento de Zoologia (Laboratório de Carcinologia), Instituto de Biociências, Universidade Federal do Rio Grande do Sul. Porto Alegre, Rio Grande do Sul, Brazil</mods:affiliation>
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<mods:nameIdentifier id="C36C924DEC7F119DA1942ECB6DAEFBEA" type="email">jorge.perez@mnhn.gob.cl</mods:nameIdentifier>
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<mods:roleTerm id="D5C2528C3C2DCFA628ECD0E10AEADEF9">Author</mods:roleTerm>
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<mods:namePart id="F318332196A85F7E144AC5DADD6580F8">Fernández, Leonardo D.</mods:namePart>
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<mods:nameIdentifier id="75267045FC3419813C091EE42021A422" type="ORCID">0000-0002-8623-1576</mods:nameIdentifier>
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<mods:affiliation id="56C1C8ACA2B792297F487AEEB0AD03FA">Núcleo de Investigación en Sustentabilidad Agroambiental (NISUA), Facultad de Medicina Veterinaria y Agronomía, Universidad de Las Américas, Campus Providencia, Manuel Montt 948, Santiago, Chile</mods:affiliation>
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<mods:nameIdentifier id="CEAE463080E0D7CF60E8800CBAB0A65A" type="email">fbribeiro.ufc@gmail.com</mods:nameIdentifier>
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</mods:name>
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<mods:name id="580494D6CF8958D8E2095B06CBDE804D" type="personal">
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<mods:namePart id="421FE21C03891B37B007C07426CC2FC7">Ribeiro, Felipe Bezerra</mods:namePart>
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<mods:nameIdentifier id="AF851430E0C0B8FC22356C7C6E1332D2" type="ORCID">0000-0001-9550-1921</mods:nameIdentifier>
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<mods:affiliation id="7BBCCE7CF89EA845B7CBCB13221FAB4B">Programa de Pós-Graduação em Biologia Animal, Instituto de Biociências, Universidade Federal do Rio Grande do Sul. Porto Alegre, Rio Grande do Sul, Brazil & Laboratório de Biologia Integrativa de Crustáceos (LABIC), Departamento de Biologia, Faculdade de Filosofia, Ciências e Letras de Ribeirão Preto (FFCLRP), Universidade de São Paulo (USP), Ribeirão Preto, São Paulo, Brazil & Programa de Pós-graduação em Biologia Comparada, Faculdade de Filosofia, Ciências e Letras de Ribeirão Preto (FFCLRP), Universidade de São Paulo (USP), Ribeirão Preto, São Paulo, Brazil</mods:affiliation>
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<mods:nameIdentifier id="F8A845CD569A91E58019F1A9FF667602" type="email">limnoleo@gmail.com</mods:nameIdentifier>
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<mods:title id="D96DFE963AE00A98BB4A38483C0D0964">Zootaxa</mods:title>
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<mods:part id="2293F656B13A445928B37729C1A99181">
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<mods:date id="47C83C99C5A9CBC978DE843419D00223">2024</mods:date>
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<mods:number id="90E6C35C7094525E80B3769FB0309FAB">2024-07-08</mods:number>
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<mods:number id="F8B597206C94821F3FD455A444623655">5477</mods:number>
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<mods:number id="925CBBF8A572784E639D80619D130B65">2</mods:number>
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<mods:url id="59E220B4A54FB3E42728997965B8D790">http://dx.doi.org/10.11646/zootaxa.5477.2.5</mods:url>
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<mods:identifier id="48754CF26A75D00558C4BC134F155B5C" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="FB4A4B13788C8D7CB2C97F739AC69A7D" type="Zenodo-Dep">12683442</mods:identifier>
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<treatment id="6A374035FFB2310AFF082BDCBF58F85C" ID-DOI="http://doi.org/10.5281/zenodo.12683669" ID-GBIF-Taxon="235029885" ID-Zenodo-Dep="12683669" LSID="urn:lsid:plazi:treatment:6A374035FFB2310AFF082BDCBF58F85C" httpUri="http://treatment.plazi.org/id/6A374035FFB2310AFF082BDCBF58F85C" lastPageId="12" lastPageNumber="207" pageId="10" pageNumber="205">
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<subSubSection id="AA84A2A8FFB2310CFF082BDCBAD1F90B" pageId="10" pageNumber="205" type="nomenclature">
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<paragraph id="E221F123FFB2310CFF082BDCBC48F92F" blockId="10.[151,1200,1711,1774]" box="[151,553,1711,1738]" pageId="10" pageNumber="205">
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<heading id="B969464FFFB2310CFF082BDCBC48F92F" bold="true" box="[151,553,1711,1738]" fontSize="11" level="1" pageId="10" pageNumber="205" reason="1">
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<emphasis id="D0EA2D31FFB2310CFF082BDCBC48F92F" bold="true" box="[151,553,1711,1738]" pageId="10" pageNumber="205">
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Genus
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<taxonomicName id="259E8AA0FFB2310CFF712BDCBFD2F92F" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[238,435,1711,1738]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="205" phylum="Arthropoda" rank="genus" status="gen. nov.">
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<emphasis id="D0EA2D31FFB2310CFF712BDCBFD2F92F" bold="true" box="[238,435,1711,1738]" italics="true" pageId="10" pageNumber="205">Lafkenorchestia</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="CBD9904AFFB2310CFE242BC3BC48F92F" box="[443,553,1712,1738]" pageId="10" pageNumber="205" rank="genus">gen. nov.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="E221F123FFB2310CFF082BA7BAD1F90B" blockId="10.[151,1200,1711,1774]" box="[151,1200,1747,1774]" pageId="10" pageNumber="205">
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http://zoobank.org/
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<uri id="960FFD21FFB2310CFEF22BA0BAD1F90B" box="[365,1200,1747,1774]" pageId="10" pageNumber="205">
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urn:lsid:zoobank.org:act:
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<uuid id="9638CBF6FFB2310CFDE22BA0BAD1F90B" box="[637,1200,1747,1774]" pageId="10" pageNumber="205">5FBA147E-DCA8-41DE-9D0C-23BF4629CA36</uuid>
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</uri>
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</paragraph>
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</subSubSection>
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<subSubSection id="AA84A2A8FFB2310CFF082A6EBD7CF8D0" box="[151,797,1820,1845]" pageId="10" pageNumber="205" type="type_taxon">
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<paragraph id="E221F123FFB2310CFF082A6EBD7CF8D0" blockId="10.[151,797,1820,1845]" box="[151,797,1820,1845]" pageId="10" pageNumber="205">
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<emphasis id="D0EA2D31FFB2310CFF082A6EBF47F8D1" bold="true" box="[151,294,1820,1845]" pageId="10" pageNumber="205">
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<typeStatus id="3D254F81FFB2310CFF082A6EBEADF8D0" box="[151,204,1821,1845]" pageId="10" pageNumber="205">Type</typeStatus>
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species:
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</emphasis>
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<taxonomicName id="259E8AA0FFB2310CFEB32A6FBC4FF8D1" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[300,558,1820,1844]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="205" phylum="Arthropoda" rank="species" species="oyarzuni" status="sp. nov.">
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<emphasis id="D0EA2D31FFB2310CFEB32A6FBC4FF8D1" box="[300,558,1820,1844]" italics="true" pageId="10" pageNumber="205">Lafkenorchestia oyarzuni</emphasis>
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</taxonomicName>
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<emphasis id="D0EA2D31FFB2310CFDAB2A6EBCE5F8D0" bold="true" box="[564,644,1821,1845]" pageId="10" pageNumber="205">
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<taxonomicNameLabel id="CBD9904AFFB2310CFDAB2A6EBCE5F8D0" box="[564,644,1821,1845]" pageId="10" pageNumber="205" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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, by monotypy.
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</paragraph>
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</subSubSection>
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<subSubSection id="AA84A2A8FFB2310CFF082A11BF7BF803" pageId="10" pageNumber="205" type="etymology">
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<paragraph id="E221F123FFB2310CFF082A11BF7BF803" blockId="10.[151,1436,1889,2022]" pageId="10" pageNumber="205">
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<emphasis id="D0EA2D31FFB2310CFF082A11BF43F899" bold="true" box="[151,290,1890,1916]" pageId="10" pageNumber="205">Etymology:</emphasis>
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the name of the genus is derived from the word “lafken”, that means “sea” in Mapudungun, the language of the Mapuche, a group of indigenous inhabitants of
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<collectingCountry id="9A89B1B3FFB2310CFCC12AF6BDFFF87A" box="[862,926,1925,1951]" name="Chile" pageId="10" pageNumber="205">Chile</collectingCountry>
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. The coastal area where
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<taxonomicName id="259E8AA0FFB2310CFB2E2AF6BB05F87A" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[1201,1380,1925,1951]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="10" pageNumber="205" phylum="Arthropoda" rank="genus" status="gen. nov.">
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<emphasis id="D0EA2D31FFB2310CFB2E2AF6BB05F87A" box="[1201,1380,1925,1951]" italics="true" pageId="10" pageNumber="205">Lafkenorchestia</emphasis>
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</taxonomicName>
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<emphasis id="D0EA2D31FFB2310CFAF42AF6BEA9F826" bold="true" pageId="10" pageNumber="205">
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<taxonomicNameLabel id="CBD9904AFFB2310CFAF42AF6BEA9F826" pageId="10" pageNumber="205" rank="genus">gen. nov.</taxonomicNameLabel>
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</emphasis>
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was collected is inhabited by the lafkenche (= sea people), a coastal branch of the mapuche-huilliche original inhabitants.
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</paragraph>
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</subSubSection>
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<caption id="B6E1A1ABFFB3310DFF082A27BFCFF850" ID-DOI="http://doi.org/10.5281/zenodo.12683458" ID-Zenodo-Dep="12683458" httpUri="https://zenodo.org/record/12683458/files/figure.png" pageId="11" pageNumber="206" startId="11.[151,250,1876,1900]" targetBox="[151,1433,181,1853]" targetPageId="11" targetType="figure">
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<paragraph id="E221F123FFB3310DFF082A27BFCFF850" blockId="11.[151,1436,1876,1973]" pageId="11" pageNumber="206">
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<emphasis id="D0EA2D31FFB3310DFF082A27BF73F888" bold="true" box="[151,274,1876,1901]" pageId="11" pageNumber="206">FIGURE 7.</emphasis>
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<taxonomicName id="259E8AA0FFB3310DFE872A26BFA5F889" box="[280,452,1877,1901]" class="Malacostraca" family="Talitridae" genus="Platorchestia" kingdom="Animalia" order="Amphipoda" pageId="11" pageNumber="206" phylum="Arthropoda" rank="species" species="undetermined">
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<emphasis id="D0EA2D31FFB3310DFE872A26BFC1F888" box="[280,416,1877,1901]" italics="true" pageId="11" pageNumber="206">Platorchestia</emphasis>
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sp.
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</taxonomicName>
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, male A (MNHNCL AMP-16002). Abbreviations: A2= antenna 2; GN1= gnathopod 1, with detail of dactylus cuspidactylate; GN2= gnathopod 2; CX6= coxa 6 posterior lobe; P7= pereopod 7; PL2 and PL3= peduncle of pleopod 2 and 3; T= telson.
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</paragraph>
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</caption>
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<subSubSection id="AA84A2A8FFB4310AFF582DE5BABAFC64" pageId="12" pageNumber="207" type="diagnosis">
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<paragraph id="E221F123FFB4310AFF582DE5BA86FEF8" blockId="12.[151,1437,150,1977]" pageId="12" pageNumber="207">
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<emphasis id="D0EA2D31FFB4310AFF582DE5BF25FF55" bold="true" box="[199,324,150,176]" pageId="12" pageNumber="207">Diagnosis:</emphasis>
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Head. Eye medium (1/5–1/3 head length). Antenna 1 short, not reaching midpoint of peduncular article 5 of antenna 2. Antenna 2 peduncular articles slightly incrassate; article 3 without plate or process ventrally. Labrum epistome without robust setae. Labrum median groove without robust setae. Mandible left
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<emphasis id="D0EA2D31FFB4310AFB6A2DACBBFDFF1C" box="[1269,1436,223,249]" italics="true" pageId="12" pageNumber="207">lacinia mobilis</emphasis>
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4-dentate. Maxilliped palp broad, article 2 with distomedial lobe; article 4 reduced, button-shaped.
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</paragraph>
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<paragraph id="E221F123FFB4310AFF582C54BF33FD4C" blockId="12.[151,1437,150,1977]" pageId="12" pageNumber="207">Pereon. Gnathopod 1 sexually dimorphic; subchelate; posterior margin of carpus and propodus each with lobe covered in palmate setae; carpus longer than propodus; propodus subrectangular with well-developed posterodistal lobe, palm short, transverse. Gnathopod 2 subchelate; posterior margin of merus, carpus and propodus each without lobe covered in palmate setae; propodus palm acute; dactylus posterior margin with posteroproximal projection, not modified distally, blunt, slightly longer than posterior margin of propodus. Oostegites setae with simple smooth tips. Pereopods 3–7 bicuspidactylate. Pereopod 4 dactylus similar to that of pereopod 3, not thickened proximally or notched midway along posterior margin. Pereopod 5 short, near to 2/3 length of pereopod 6; dactylus long, slender, not inflated. Pereopod 6 not sexually dimorphic, shorter than pereopod 7. Pereopods 6–7 without row of short setae along posterior margin of dactyli. Pereopod 7 sexually modified, basis subrectangular dentate in males, with a posterodistal acute lobe and merus expanded, with posterodistal medially curved acute lobe; propodus similar to carpus in length.</paragraph>
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<paragraph id="E221F123FFB4310AFF582FC0BABAFC64" blockId="12.[151,1437,150,1977]" pageId="12" pageNumber="207">
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Pleon. Pleonites 1–3 without dorsal spines. Pleopods 1–3 all well-developed. Epimera 1–3 slits absent. Uropod
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<specimenCount id="F4983AAAFFB4310AFF082FA4BE82FD14" box="[151,227,727,753]" count="1" pageId="12" pageNumber="207" type="male">1 male</specimenCount>
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exopod not sexually dimorphic, peduncle distolateral robust seta absent; rami without apical spear-shaped setae; endopod with marginal robust setae in 2 rows; exopod with marginal robust setae in one row. Uropod 2 rami without apical spear-shaped setae; exopod with marginal robust setae in 1 row; endopod with marginal robust setae in 2 rows. Uropod 3 ramus subequal in length to peduncle. Telson as broad as long, tapering distally, apically incised, without complete dorsal groove, with at least 7 marginal and apical robust setae per lobe.
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</paragraph>
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</subSubSection>
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<subSubSection id="AA84A2A8FFB4310AFF582EF8BF58F85C" pageId="12" pageNumber="207" type="discussion">
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<paragraph id="E221F123FFB4310AFF582EF8BD74FBD0" blockId="12.[151,1437,150,1977]" pageId="12" pageNumber="207">
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<emphasis id="D0EA2D31FFB4310AFF582EF8BF5CFC40" bold="true" box="[199,317,907,933]" pageId="12" pageNumber="207">Remarks:</emphasis>
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<taxonomicName id="259E8AA0FFB4310AFED92EF8BF98FC40" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[326,505,907,933]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus" status="gen. nov.">
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<emphasis id="D0EA2D31FFB4310AFED92EF8BF98FC40" box="[326,505,907,933]" italics="true" pageId="12" pageNumber="207">Lafkenorchestia</emphasis>
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</taxonomicName>
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<emphasis id="D0EA2D31FFB4310AFD9D2EF8BC0CFC40" bold="true" box="[514,621,907,933]" pageId="12" pageNumber="207">
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<taxonomicNameLabel id="CBD9904AFFB4310AFD9D2EF8BC0CFC40" box="[514,621,907,933]" pageId="12" pageNumber="207" rank="genus">gen. nov.</taxonomicNameLabel>
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||
</emphasis>
|
||
is a mascupod, beach or riparian-hopper (sensu
|
||
<bibRefCitation id="860F8CD2FFB4310AFB062EF8BBF4FC40" author="Lowry, J. K. & Myers, A. A." box="[1177,1429,907,933]" pageId="12" pageNumber="207" pagination="1 - 100" refId="ref10644" refString="Lowry, J. K. & Myers, A. A. (2019) New genera of Talitridae in the revised superfamily Talitroidea Bulycheva 1957 (Crustacea, Amphipoda, Senticaudata). Zootaxa, 4553 (1), 1 - 100. https: // doi. org / 10.11646 / zootaxa. 4553.1.1" type="journal article" year="2019">Lowry & Myers 2019</bibRefCitation>
|
||
) similar to
|
||
<taxonomicName id="259E8AA0FFB4310AFE902EDCBF1DFC2C" authorityName="Leach" authorityYear="1814" box="[271,380,943,969]" class="Malacostraca" family="Talitridae" genus="Orchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFE902EDCBF1DFC2C" box="[271,380,943,969]" italics="true" pageId="12" pageNumber="207">Orchestia</emphasis>
|
||
</taxonomicName>
|
||
and related genera with which it shares a series of characters, as the gnathopod 1 without palmate lobe in merus, gnathopod 2 with normal, not distally modified dactylus, pereopod 7 sexually dimorphic (with some exceptions), well developed pleopods, outer ramus of uropod 1 with marginal robust setae and telson with several groups of setae (e.g.
|
||
<bibRefCitation id="860F8CD2FFB4310AFD8F2968BD6BFBD0" author="Lowry, J. K. & Fanini, L." box="[528,778,1051,1077]" pageId="12" pageNumber="207" pagination="201 - 229" refId="ref10509" refString="Lowry, J. K. & Fanini, L. (2013) Substrate dependent talitrid amphipods from fragmented beaches on the north coast of Crete (Crustacea, Amphipoda, Talitridae), including a redefinition of the genus Orchestia and descriptions of Orchestia xylino sp. nov. and Cryptorchestia gen. nov. Zootaxa, 3709 (3), 201 - 229. https: // doi. org / 10.11646 / zootaxa. 3709.3.1" type="journal article" year="2013">Lowry & Fanini 2013</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="E221F123FFB4310AFF58294CBD8CFAD4" blockId="12.[151,1437,150,1977]" pageId="12" pageNumber="207">
|
||
However, among these genera,
|
||
<taxonomicName id="259E8AA0FFB4310AFDB4294CBCBFFBBC" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[555,734,1087,1113]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="D0EA2D31FFB4310AFDB4294CBCBFFBBC" box="[555,734,1087,1113]" italics="true" pageId="12" pageNumber="207">Lafkenorchestia</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="D0EA2D31FFB4310AFD78294CBD30FBBC" bold="true" box="[743,849,1087,1113]" pageId="12" pageNumber="207">
|
||
<taxonomicNameLabel id="CBD9904AFFB4310AFD78294CBD30FBBC" box="[743,849,1087,1113]" pageId="12" pageNumber="207" rank="genus">gen. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
seems to be more related to
|
||
<taxonomicName id="259E8AA0FFB4310AFB06294CBFEDFB98" authority="Lowry & Springthorpe, 2021" authorityName="Lowry & Springthorpe" authorityYear="2021" class="Malacostraca" family="Talitridae" genus="Pictonorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFB06294CBB28FBBC" box="[1177,1353,1087,1113]" italics="true" pageId="12" pageNumber="207">Pictonorchestia</emphasis>
|
||
<bibRefCitation id="860F8CD2FFB4310AFACD294CBFEDFB98" author="Lowry, J. K. & Springthorpe, R." pageId="12" pageNumber="207" pagination="346 - 350" refId="ref10837" refString="Lowry, J. K. & Springthorpe, R. (2021) Pictonorchestia, a new genus of riparian-hopper from New Zealand (Crustacea, Amphipoda, Senticaudata, Talitridae). Zootaxa, 4938 (3), 346 - 350. https: // doi. org / 10.11646 / zootaxa. 4938.3.5" type="journal article" year="2021">Lowry & Springthorpe, 2021</bibRefCitation>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="259E8AA0FFB4310AFE5E2910BDD2FB98" authority="Hughes & Lowry, 2023" authorityName="Hughes & Lowry" authorityYear="2023" box="[449,947,1123,1149]" class="Malacostraca" family="Talitridae" genus="Subantarctorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFE5E2910BCC3FB98" box="[449,674,1123,1149]" italics="true" pageId="12" pageNumber="207">Subantarctorchestia</emphasis>
|
||
<bibRefCitation id="860F8CD2FFB4310AFD362910BDD2FB98" author="Hughes, L. E. & Lowry, J. K." box="[681,947,1123,1149]" pageId="12" pageNumber="207" pagination="1 - 81" refId="ref10228" refString="Hughes, L. E. & Lowry, J. K. (2023) Review of New Zealand coastal Talitroids with description of three new genera (Crustacea, Amphipoda, Senticaudata). Zootaxa, 5268 (1), 1 - 81. https: // doi. org / 10.11646 / zootaxa. 5268.1.1" type="journal article" year="2023">Hughes & Lowry, 2023</bibRefCitation>
|
||
</taxonomicName>
|
||
, both recently described from
|
||
<collectingCountry id="9A89B1B3FFB4310AFA992910BBFDFB98" box="[1286,1436,1123,1149]" name="New Zealand" pageId="12" pageNumber="207">New Zealand</collectingCountry>
|
||
(
|
||
<bibRefCitation id="860F8CD2FFB4310AFF0029F4BF85FB44" author="Lowry, J. K. & Springthorpe, R." box="[159,484,1159,1185]" pageId="12" pageNumber="207" pagination="346 - 350" refId="ref10837" refString="Lowry, J. K. & Springthorpe, R. (2021) Pictonorchestia, a new genus of riparian-hopper from New Zealand (Crustacea, Amphipoda, Senticaudata, Talitridae). Zootaxa, 4938 (3), 346 - 350. https: // doi. org / 10.11646 / zootaxa. 4938.3.5" type="journal article" year="2021">Lowry & Springthorpe 2021</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="860F8CD2FFB4310AFE6F29F4BC98FB44" author="Hughes, L. E. & Lowry, J. K." box="[496,761,1159,1185]" pageId="12" pageNumber="207" pagination="1 - 81" refId="ref10228" refString="Hughes, L. E. & Lowry, J. K. (2023) Review of New Zealand coastal Talitroids with description of three new genera (Crustacea, Amphipoda, Senticaudata). Zootaxa, 5268 (1), 1 - 81. https: // doi. org / 10.11646 / zootaxa. 5268.1.1" type="journal article" year="2023">Hughes & Lowry 2023</bibRefCitation>
|
||
). Shared characters among these genera are: female basis of gnathopod 2 only slightly expanded anteriorly (well expanded in
|
||
<taxonomicName id="259E8AA0FFB4310AFCE029D8BD8DFB20" authorityName="Leach" authorityYear="1814" box="[895,1004,1195,1221]" class="Malacostraca" family="Talitridae" genus="Orchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFCE029D8BD8DFB20" box="[895,1004,1195,1221]" italics="true" pageId="12" pageNumber="207">Orchestia</emphasis>
|
||
</taxonomicName>
|
||
); male propodus of gnathopod 2 with subdistal sinus in palm and posterior margin with robust setae (absent in
|
||
<taxonomicName id="259E8AA0FFB4310AFC5B29BCBA50FB0C" authorityName="Leach" authorityYear="1814" box="[964,1073,1231,1257]" class="Malacostraca" family="Talitridae" genus="Orchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFC5B29BCBA50FB0C" box="[964,1073,1231,1257]" italics="true" pageId="12" pageNumber="207">Orchestia</emphasis>
|
||
</taxonomicName>
|
||
); carpus of male pereopod 7 not expanded, although slightly incrassate in fully developed males (expanded in
|
||
<taxonomicName id="259E8AA0FFB4310AFB9E2980BA0FFAE8" authorityName="Leach" authorityYear="1814" box="[1025,1134,1267,1293]" class="Malacostraca" family="Talitridae" genus="Orchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFB9E2980BA0FFAE8" box="[1025,1134,1267,1293]" italics="true" pageId="12" pageNumber="207">Orchestia</emphasis>
|
||
</taxonomicName>
|
||
) and ramus of uropod 3 as long as peduncle, linear and narrowing (shorter than peduncle in
|
||
<taxonomicName id="259E8AA0FFB4310AFCEF2864BDBCFAD4" authorityName="Leach" authorityYear="1814" box="[880,989,1303,1329]" class="Malacostraca" family="Talitridae" genus="Orchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFCEF2864BDBCFAD4" box="[880,989,1303,1329]" italics="true" pageId="12" pageNumber="207">Orchestia</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="E221F123FFB4310AFF582848BCC6FA00" blockId="12.[151,1437,150,1977]" pageId="12" pageNumber="207">
|
||
Some characters shared between
|
||
<taxonomicName id="259E8AA0FFB4310AFDAF2848BC82FAB0" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[560,739,1339,1365]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="D0EA2D31FFB4310AFDAF2848BC82FAB0" box="[560,739,1339,1365]" italics="true" pageId="12" pageNumber="207">Lafkenorchestia</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="D0EA2D31FFB4310AFD772848BD2EFAB0" bold="true" box="[744,847,1339,1365]" pageId="12" pageNumber="207">
|
||
<taxonomicNameLabel id="CBD9904AFFB4310AFD772848BD2EFAB0" box="[744,847,1339,1365]" pageId="12" pageNumber="207" rank="genus">gen. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
and
|
||
<taxonomicName id="259E8AA0FFB4310AFC1F2848BA51FAB0" authorityName="Lowry & Springthorpe" authorityYear="2021" box="[896,1072,1339,1365]" class="Malacostraca" family="Talitridae" genus="Pictonorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFC1F2848BA51FAB0" box="[896,1072,1339,1365]" italics="true" pageId="12" pageNumber="207">Pictonorchestia</emphasis>
|
||
</taxonomicName>
|
||
are article 3 of antennal peduncle longer than article 2; the simple female gnathopod 1 (subchelate in
|
||
<taxonomicName id="259E8AA0FFB4310AFC19282CBA06FA9C" authorityName="Hughes & Lowry" authorityYear="2023" box="[902,1127,1375,1401]" class="Malacostraca" family="Talitridae" genus="Subantarctorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFC19282CBA06FA9C" box="[902,1127,1375,1401]" italics="true" pageId="12" pageNumber="207">Subantarctorchestia</emphasis>
|
||
</taxonomicName>
|
||
) and the interlocking palm/ dactylus of male gnathopod 1, condition less pronounced in
|
||
<taxonomicName id="259E8AA0FFB4310AFCD328F0BD9EFA78" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[844,1023,1411,1437]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="D0EA2D31FFB4310AFCD328F0BD9EFA78" box="[844,1023,1411,1437]" italics="true" pageId="12" pageNumber="207">Lafkenorchestia</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="D0EA2D31FFB4310AFB9728F0BA12FA78" bold="true" box="[1032,1139,1411,1437]" pageId="12" pageNumber="207">
|
||
<taxonomicNameLabel id="CBD9904AFFB4310AFB9728F0BA12FA78" box="[1032,1139,1411,1437]" pageId="12" pageNumber="207" rank="genus">gen. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, but the projection on the posterior margin of the dactylus is well defined, unlike
|
||
<taxonomicName id="259E8AA0FFB4310AFC9328D4BD8CFA24" authorityName="Hughes & Lowry" authorityYear="2023" box="[780,1005,1447,1473]" class="Malacostraca" family="Talitridae" genus="Subantarctorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFC9328D4BD8CFA24" box="[780,1005,1447,1473]" italics="true" pageId="12" pageNumber="207">Subantarctorchestia</emphasis>
|
||
</taxonomicName>
|
||
, where this projection is either absent or very slight (e.g.
|
||
<taxonomicName id="259E8AA0FFB4310AFEF328B8BCC2FA00" authority="(Chilton, 1909))" authorityName="" baseAuthorityName="Chilton" baseAuthorityYear="1909" box="[364,675,1483,1509]" class="Malacostraca" family="Talitridae" genus="Subantarctorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="species" species="bollonsi">
|
||
<emphasis id="D0EA2D31FFB4310AFEF328B8BF83FA00" box="[364,482,1483,1509]" italics="true" pageId="12" pageNumber="207">S. bollonsi</emphasis>
|
||
(
|
||
<bibRefCitation id="860F8CD2FFB4310AFE6E28B8BCF1FA00" author="Chilton, C." box="[497,656,1483,1509]" pageId="12" pageNumber="207" refId="ref9784" refString="Chilton, C. (1909) The Crustacea of the Subantarctic Islands of New Zealand. In: Subantarctic Islands of New Zealand. Vol. 2. John MacKay, Gov. Printer, Wellington, pp. 601 - 671." type="book" year="1909">Chilton, 1909</bibRefCitation>
|
||
))
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="E221F123FFB4310AFF58289CBF23F8A8" blockId="12.[151,1437,150,1977]" pageId="12" pageNumber="207">
|
||
Additionally, among these three genera it would appear to be similar expressions of sexual dimorphism in fully developed male, involving basis, merus and carpus of pereopod 7.
|
||
<taxonomicName id="259E8AA0FFB4310AFC002B60BA2EF9C8" authorityName="Lowry & Springthorpe" authorityYear="2021" box="[927,1103,1555,1581]" class="Malacostraca" family="Talitridae" genus="Pictonorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFC002B60BA2EF9C8" box="[927,1103,1555,1581]" italics="true" pageId="12" pageNumber="207">Pictonorchestia</emphasis>
|
||
</taxonomicName>
|
||
seems to show a very slight sexual dimorphism (“fifth [article] said to become broader in old males”,
|
||
<bibRefCitation id="860F8CD2FFB4310AFC7A2B44BAD9F9B4" author="Chilton, C." box="[997,1208,1590,1617]" pageId="12" pageNumber="207" pagination="376 - 386" refId="ref9828" refString="Chilton, C. (1919) The amphipod Orchestia tucurauna Fritz Muller, of Brazil, redescribed from New Zealand. Annals and Magazine of Natural History, Series 9, 3 (16), 376 - 386. https: // doi. org / 10.1080 / 00222931908673832" type="journal article" year="1919">Chilton 1919: 385</bibRefCitation>
|
||
), although there are no illustrations for this detail. However, this description reminds to carpus of
|
||
<taxonomicName id="259E8AA0FFB4310AFB812B28BAB0F990" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[1054,1233,1627,1653]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="D0EA2D31FFB4310AFB812B28BAB0F990" box="[1054,1233,1627,1653]" italics="true" pageId="12" pageNumber="207">Lafkenorchestia</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="D0EA2D31FFB4310AFB442B28BB26F990" bold="true" box="[1243,1351,1627,1653]" pageId="12" pageNumber="207">
|
||
<taxonomicNameLabel id="CBD9904AFFB4310AFB442B28BB26F990" box="[1243,1351,1627,1653]" pageId="12" pageNumber="207" rank="genus">gen. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
, which is incrassate in the bigger males. Additionally, both genera have pereopod 7 with basis posterior lobe similar, subrectangular, straight, dentate and with a slightly produced posterodistal lobe. In this character there seem to be greater similarities with
|
||
<taxonomicName id="259E8AA0FFB4310AFE372BB4BCE8F904" authorityName="Hughes & Lowry" authorityYear="2023" box="[424,649,1735,1761]" class="Malacostraca" family="Talitridae" genus="Subantarctorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFE372BB4BCE8F904" box="[424,649,1735,1761]" italics="true" pageId="12" pageNumber="207">Subantarctorchestia</emphasis>
|
||
</taxonomicName>
|
||
, whose posterodistal angle of basis, as in
|
||
<taxonomicName id="259E8AA0FFB4310AFBC02BB4BB73F904" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[1119,1298,1735,1761]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="D0EA2D31FFB4310AFBC02BB4BB73F904" box="[1119,1298,1735,1761]" italics="true" pageId="12" pageNumber="207">Lafkenorchestia</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="D0EA2D31FFB4310AFA862BB4BBE2F904" bold="true" box="[1305,1411,1735,1761]" pageId="12" pageNumber="207">
|
||
<taxonomicNameLabel id="CBD9904AFFB4310AFA862BB4BBE2F904" box="[1305,1411,1735,1761]" pageId="12" pageNumber="207" rank="genus">gen. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
is developed in a well-produced lobe. The merus of male pereopod 7 of both genera have a special acute extension, however, in
|
||
<taxonomicName id="259E8AA0FFB4310AFEB92A7CBC66F8CC" authorityName="Hughes & Lowry" authorityYear="2023" box="[294,519,1807,1833]" class="Malacostraca" family="Talitridae" genus="Subantarctorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFEB92A7CBC66F8CC" box="[294,519,1807,1833]" italics="true" pageId="12" pageNumber="207">Subantarctorchestia</emphasis>
|
||
</taxonomicName>
|
||
this is placed anterodistally, meanwhile in
|
||
<taxonomicName id="259E8AA0FFB4310AFC622A7CBAD1F8CC" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[1021,1200,1807,1833]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="D0EA2D31FFB4310AFC622A7CBAD1F8CC" box="[1021,1200,1807,1833]" italics="true" pageId="12" pageNumber="207">Lafkenorchestia</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="D0EA2D31FFB4310AFB252A7CBB47F8CC" bold="true" box="[1210,1318,1807,1833]" pageId="12" pageNumber="207">
|
||
<taxonomicNameLabel id="CBD9904AFFB4310AFB252A7CBB47F8CC" box="[1210,1318,1807,1833]" pageId="12" pageNumber="207" rank="genus">gen. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
is located posterodistally.
|
||
</paragraph>
|
||
<paragraph id="E221F123FFB4310AFF582A24BF58F85C" blockId="12.[151,1437,150,1977]" pageId="12" pageNumber="207">
|
||
Finally,
|
||
<taxonomicName id="259E8AA0FFB4310AFEBD2A24BFB4F894" authorityName="Pérez-Schultheiss & Fernández & Ribeiro" authorityYear="2024" box="[290,469,1879,1905]" class="Malacostraca" family="Talitridae" genus="Lafkenorchestia" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus" status="gen. nov.">
|
||
<emphasis id="D0EA2D31FFB4310AFEBD2A24BFB4F894" box="[290,469,1879,1905]" italics="true" pageId="12" pageNumber="207">Lafkenorchestia</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="D0EA2D31FFB4310AFE432A24BC25F894" bold="true" box="[476,580,1879,1905]" pageId="12" pageNumber="207">
|
||
<taxonomicNameLabel id="CBD9904AFFB4310AFE432A24BC25F894" box="[476,580,1879,1905]" pageId="12" pageNumber="207" rank="genus">gen. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
differs from
|
||
<taxonomicName id="259E8AA0FFB4310AFD4A2A24BDE4F894" authorityName="Lowry & Springthorpe" authorityYear="2021" box="[725,901,1879,1905]" class="Malacostraca" family="Talitridae" genus="Pictonorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFD4A2A24BDE4F894" box="[725,901,1879,1905]" italics="true" pageId="12" pageNumber="207">Pictonorchestia</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="259E8AA0FFB4310AFC242A24BAFDF894" authorityName="Hughes & Lowry" authorityYear="2023" box="[955,1180,1879,1905]" class="Malacostraca" family="Talitridae" genus="Subantarctorchestia" higherTaxonomySource="CoL,GBIF" kingdom="Animalia" order="Amphipoda" pageId="12" pageNumber="207" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="D0EA2D31FFB4310AFC242A24BAFDF894" box="[955,1180,1879,1905]" italics="true" pageId="12" pageNumber="207">Subantarctorchestia</emphasis>
|
||
</taxonomicName>
|
||
in the absence of tooth in palmar angle of male gnathopod 2 and in different modifications involved in the sexually dimorphic condition of pereopod 7.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |