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<document id="89C8AE50C014DC327A4BA2E4ED04E9A8" ID-DOI="10.3897/zse.100.131971" ID-ZooBank="50A363FC-F02F-4B6A-A0A8-963EC8D5A65C" ID-publisher-id="131971" URI-arpha="739AC7ED-9030-53F9-841E-0E02E1CCEDDF" URI-zoobank="http://zoobank.org/50A363FC-F02F-4B6A-A0A8-963EC8D5A65C" article-type="research-article" checkinTime="1729272490930" checkinUser="pensoft" docAuthor="García Facal, Guillermina, Franzese, Sebastián, Montes, Martín Miguel &amp; Menoret, Adriana" docDate="2024" docId="3D493B8EA1805569A65128C4DFE0D641" docLanguage="en" docName="Zoosystematics and Evolution 100(4): 1401-1417" docOrigin="Zoosystematics and Evolution 100 (4)" docSource="https://zse.pensoft.net/article/131971/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Anindobothrium myliobatidis García Facal &amp; Franzese &amp; Montes &amp; Menoret 2024, comb. nov." docType="treatment" docVersion="2" dtd-version="3.0" lastPageNumber="1417" masterDocId="739AC7ED903053F9841E0E02E1CCEDDF" masterDocTitle="Molecular phylogeny, including a new species of Anindobothrium (Cestoda, Rhinebothriidea) from the Southern eagle ray Myliobatis goodei, finally solves the taxonomic enigma of Phyllobothrium myliobatidis" masterLastPageNumber="1417" masterPageNumber="1401" pageNumber="1401" updateTime="1729272872877" updateUser="ExternalLinkService">
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<mods:title id="69A43C72B1A292A8989C7A0CAD8BB33B">Molecular phylogeny, including a new species of Anindobothrium (Cestoda, Rhinebothriidea) from the Southern eagle ray Myliobatis goodei, finally solves the taxonomic enigma of Phyllobothrium myliobatidis</mods:title>
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<mods:namePart id="3A861657379D77BEF419E3DC32A096BC">García Facal, Guillermina</mods:namePart>
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<mods:affiliation id="E1EB08DB5F668BDF5212A6B07B331D95">Laboratorio de Sistemática y Biología de Parásitos de Organismos Acuáticos (SIBIPOA), Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Buenos Aires, Argentina</mods:affiliation>
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<mods:namePart id="4B8C691D13D0FCDD97770FCA38FB0EDA">Franzese, Sebastián</mods:namePart>
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<mods:affiliation id="F65C93CC7E9308D1F249729DF2745F2C">Laboratorio de Sistemática y Biología de Parásitos de Organismos Acuáticos (SIBIPOA), Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Buenos Aires, Argentina</mods:affiliation>
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<mods:namePart id="DE44BF7D1AE5E47EE104B81BA30A152B">Montes, Martín Miguel</mods:namePart>
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<mods:affiliation id="CF64925D2FDB0F0C58918178621FEAEC">CONICET-Universidad de Buenos Aires, Instituto de Biodiversidad y Biología Experimental (IBBEA), Buenos Aires, Argentina</mods:affiliation>
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<mods:namePart id="A23CD1B9A38F692AF34FDF90407D8888">Menoret, Adriana</mods:namePart>
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<mods:affiliation id="71071519C5360FA746481A23F95182F8">Laboratorio de Sistemática y Biología de Parásitos de Organismos Acuáticos (SIBIPOA), Departamento de Biodiversidad y Biología Experimental, Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, Buenos Aires, Argentina</mods:affiliation>
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<mods:date id="17CA58852D6BD86A2E729F7E3C704E5E">2024</mods:date>
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<treatment id="3D493B8EA1805569A65128C4DFE0D641" ID-DOI="http://doi.org/10.5281/zenodo.13952475" ID-Zenodo-Dep="13952475" ID-arpha="3D493B8E-A180-5569-A651-28C4DFE0D641" LSID="urn:lsid:plazi:treatment:3D493B8EA1805569A65128C4DFE0D641" httpUri="http://treatment.plazi.org/id/3D493B8EA1805569A65128C4DFE0D641">
<subSubSection id="3F13DB85B54E6FAE4D9248E8F03A5654" type="nomenclature">
<paragraph id="4F55C33790565227C31042E6D8177F9B">
<taxonomicName id="C16A4E71CB5DE9DA3003E5DB1DD6511C" authority="(Brooks, Mayes &amp; Thorson, 1981)" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" baseAuthorityName="Brooks, Mayes &amp; Thorson" baseAuthorityYear="1981" class="Cestoda" family="Phyllobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Phyllobothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis" status="comb. nov.">
<emphasis id="DD0FC34F27FB7656BF588C55DCB43B16" italics="true">Anindobothrium myliobatidis</emphasis>
(
<bibRefCitation id="818F94131C66717F7D19B4A6344DFF63" author="Brooks DR &amp; Mayes MA &amp; Thorson TB" journalOrPublisher="Proceedings of the Biological Society of Washington" pagination="239-1252" refId="B1" refString="Brooks DR, Mayes MA, Thorson TB (1981) Cestode parasites in Myliobatis goodei Garman (Myliobatiformes, Myliobatidae) from Rio de la Plata, Uruguay, with a summary of cestodes collected from South American elasmobranchs during 1975 - 1979. Proceedings of the Biological Society of Washington 93: 239 - 1252. https: // biostor. org / reference / 73890" title="Cestode parasites in Myliobatis goodei Garman (Myliobatiformes, Myliobatidae) from Río de la Plata, Uruguay, with a summary of cestodes collected from South American elasmobranchs during 1975-1979." url="https://biostor.org/reference/73890" volume="93" year="1981">Brooks, Mayes &amp; Thorson, 1981</bibRefCitation>
)
</taxonomicName>
<taxonomicNameLabel id="C7712F0A14A74ABD95FEF0DA68A5AE82" rank="species">comb. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection id="B7B1F2878D747135124B4E1733B5E7CD" type="description">
<paragraph id="C9181A867343FC2352FCC0D9F9B34B56">
<figureCitation id="67232D96D104685C37366B66C63804DC" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Light micrographs of Anindobothrium myliobatidis comb. nov. from Myliobatis goodei. A. Entire worm (holotype USNM No. 1371266); B. Terminal proglottid (holotype USNM No. 1371266); C. Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker; D. Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer; E. Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker." figureDoi="10.3897/zse.100.131971.figure8" httpUri="https://binary.pensoft.net/fig/1156469">Fig. 8</figureCitation>
</paragraph>
</subSubSection>
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<paragraph id="3D463CCF47B8EA40C3D05DB4172C87FE">
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<treatmentCitation id="F33B70D44BC4D35F629396718E1E8851">
<taxonomicName id="A19B7DE88BF6D85E82F1CD53FBFBB7CA" authority="Brooks, Mayes &amp; Thorson, 1981" authorityName="Brooks, Mayes &amp; Thorson" authorityYear="1981" class="Cestoda" family="Phyllobothriidae" genus="Phyllobothrium" kingdom="Animalia" order="Phyllobothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis">
<emphasis id="BBC6BA702561AEE3597A81F105A90A52" italics="true">Phyllobothrium myliobatidis</emphasis>
<bibRefCitation id="18CE6F014DB0918B0C580AF42DCAB65C" author="Brooks DR &amp; Mayes MA &amp; Thorson TB" journalOrPublisher="Proceedings of the Biological Society of Washington" pagination="239-1252" refId="B1" refString="Brooks DR, Mayes MA, Thorson TB (1981) Cestode parasites in Myliobatis goodei Garman (Myliobatiformes, Myliobatidae) from Rio de la Plata, Uruguay, with a summary of cestodes collected from South American elasmobranchs during 1975 - 1979. Proceedings of the Biological Society of Washington 93: 239 - 1252. https: // biostor. org / reference / 73890" title="Cestode parasites in Myliobatis goodei Garman (Myliobatiformes, Myliobatidae) from Río de la Plata, Uruguay, with a summary of cestodes collected from South American elasmobranchs during 1975-1979." url="https://biostor.org/reference/73890" volume="93" year="1981">Brooks, Mayes &amp; Thorson, 1981</bibRefCitation>
</taxonomicName>
</treatmentCitation>
(Syn.).
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="SECID0ELJBI" type="type material">
<paragraph id="8B290A6CC4B6D6F876A42DF92B32DB27">
<heading id="903C9BA7091F730D30ABCE341ACE6F83" reason="title">Type material.</heading>
</paragraph>
<paragraph id="56188A57621F973B85C35057B1A6A482">
<materialsCitation id="1856493C79F1F537816F51FE04EC92F0" collectingDate="1979-07" collectionCode="T, USNM" collectorName="Rio de la Plata &amp; B. Thorson &amp; No." country="Uruguay" location="Rio de la Plata" specimenCount="1" stateProvince="Montevideo" typeStatus="holotype">
<emphasis id="7698FACEE0EC8EBB34B619CFFC80CB08" bold="true" italics="true">
<typeStatus id="63ED713DC8C28F89A67676CDE61DCAAE" type="holotype">Holotype</typeStatus>
</emphasis>
• an entire, mature worm,
<collectorName id="23FC2C967046DF60E50D682B3EB31E9A">
<location id="5F8C42CB4CBE1F3EF394CC68C75AC6C9" LSID="urn:lsid:plazi:treatment:3D493B8EA1805569A65128C4DFE0D641:5F8C42CB4CBE1F3EF394CC68C75AC6C9" country="Uruguay" name="Rio de la Plata" stateProvince="Montevideo">Río de la Plata</location>
</collectorName>
estuary near
<collectingRegion id="7E5256FFDC811A7B4C665D3902F29E4B" country="Uruguay" name="Montevideo">Montevideo</collectingRegion>
,
<collectingCountry id="47DC8FE395590A019A650EFD2BE78587" name="Uruguay">Uruguay</collectingCountry>
,
<date id="C83FE448AC8315E91A979CB439517892" value="1979-07">
<collectingDate id="DE7F422D5D3CDAFAD5F57BCF7FA77442" value="1979-07">July 1979</collectingDate>
</date>
,
<collectionCode id="E4297C96CF9C6F2EB1E455041DDA35A5" name="Tavera, Department of Geology and Geophysics">T</collectionCode>
.
<collectorName id="FE28A37E1A63302F7C689503C01C5407">B. Thorson</collectorName>
leg.,
<collectionCode id="676380CBB230C0068D84D49C6B4DF12D" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" type="Museum">USNM</collectionCode>
<collectorName id="2F225E323119B77CA518BE6154C73FDD">No.</collectorName>
1371266.
</materialsCitation>
</paragraph>
<paragraph id="7C6876AFF19AD206981421061913F25F">
<materialsCitation id="CF164A677058DB91E1B9473DB5025DA3" collectionCode="USNM" specimenCount="1" typeStatus="paratype">
<emphasis id="1B259DB08B95F060C3BB5A7358934E59" bold="true" italics="true">
<typeStatus id="1B8937692CE1C8041A7333757255718E" type="paratype">Paratypes</typeStatus>
</emphasis>
• three entire, mature worms, same data as preceding,
<collectionCode id="34A5279AC61D05D5357F07E3BCF44719" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" type="Museum">USNM</collectionCode>
No. 1371267
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="SECID0E4JBI" type="Amended diagnosis">
<paragraph id="C585EC4BFF817C0C8B3BB751C40004CB">
<heading id="B8039EBC91B1CDBEC1B0C9986002883E" reason="title">Amended diagnosis.</heading>
</paragraph>
<paragraph id="773F9B06E6B971E81F8FFA2FAF81C7D6">
Based on type material (
<typeStatus id="BDB1D47C0523233EFF41DD709C79F745" type="holotype">holotype</typeStatus>
<collectionCode id="67853B817A59FA83B1B3815258C1B43A" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" type="Museum">USNM</collectionCode>
No. 1371266 and
<specimenCount id="F1AB2A5DD84BFB6F05290C33630A95E1" count="3" type="generic" typeStatus="paratype">3 paratypes</specimenCount>
<collectionCode id="9FFE548E725C34897F77E29AC59B2FAD" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" type="Museum">USNM</collectionCode>
No. 1371267). Worms euapolytic, 10.5618.48 (14.04 ± 3.67, n = 4) mm long (Fig.
<figureCitation id="53709ECF58D94A20279ED6A15D6F8EC4" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Light micrographs of Anindobothrium myliobatidis comb. nov. from Myliobatis goodei. A. Entire worm (holotype USNM No. 1371266); B. Terminal proglottid (holotype USNM No. 1371266); C. Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker; D. Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer; E. Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker." figureDoi="10.3897/zse.100.131971.figure8" httpUri="https://binary.pensoft.net/fig/1156469">8 A</figureCitation>
), proglottids acraspedote. Scolex
<geoCoordinate id="AE8072C20623569D5C9561209D8253BF" degrees="1,012" direction="north" orientation="latitude" precision="55" value="1.012">1,012</geoCoordinate>
<geoCoordinate id="70366C2A08266C9881CCF80E28ADEE1B" degrees="1,960" direction="west" orientation="longitude" precision="55" value="-1.96">1,960</geoCoordinate>
(1,385 ± 505, n = 3) long,
<geoCoordinate id="FFB0C35D63120AA50F05B2B4033AC875" degrees="1,228" direction="north" orientation="latitude" precision="55" value="1.228">1,228</geoCoordinate>
<geoCoordinate id="F6D10D54DB6E71737795BEADEA816952" degrees="2,015" direction="west" orientation="longitude" precision="55" value="-2.015">2,015</geoCoordinate>
(1,517 ± 433, n = 3) wide, composed of four stalked bothridia (Fig.
<figureCitation id="4244C349AD80405DE3B9BEE06ABE6528" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Light micrographs of Anindobothrium myliobatidis comb. nov. from Myliobatis goodei. A. Entire worm (holotype USNM No. 1371266); B. Terminal proglottid (holotype USNM No. 1371266); C. Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker; D. Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer; E. Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker." figureDoi="10.3897/zse.100.131971.figure8" httpUri="https://binary.pensoft.net/fig/1156469">8 A, C, E</figureCitation>
). Bothridia orbicular-shaped, with marginal loculi and anterior apical sucker. Transverse and longitudinal septa absent (Fig.
<figureCitation id="2890DDCB57B0F885B4B08CEA0CB6EDA9" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Light micrographs of Anindobothrium myliobatidis comb. nov. from Myliobatis goodei. A. Entire worm (holotype USNM No. 1371266); B. Terminal proglottid (holotype USNM No. 1371266); C. Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker; D. Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer; E. Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker." figureDoi="10.3897/zse.100.131971.figure8" httpUri="https://binary.pensoft.net/fig/1156469">8 C, E</figureCitation>
). Cephalic peduncle present. Immature proglottid, initially wider than long, becoming longer than wide with maturity. Most terminal proglottids and some subterminal proglottids with sperm-filled vas deferens (Fig.
<figureCitation id="10FF6971DF9A0C9882C27442EDE31CD4" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Light micrographs of Anindobothrium myliobatidis comb. nov. from Myliobatis goodei. A. Entire worm (holotype USNM No. 1371266); B. Terminal proglottid (holotype USNM No. 1371266); C. Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker; D. Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer; E. Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker." figureDoi="10.3897/zse.100.131971.figure8" httpUri="https://binary.pensoft.net/fig/1156469">8 A, B</figureCitation>
). Terminal mature proglottids
<geoCoordinate id="31C150C2552AA5D3437540631C18AACB" degrees="1,597" direction="north" orientation="latitude" precision="55" value="1.597">1,597</geoCoordinate>
<geoCoordinate id="A70D70EA3ABF5D5D0C20982699071D75" degrees="2,670" direction="west" orientation="longitude" precision="55" value="-2.67">2,670</geoCoordinate>
(2,333 ± 564, n = 3) long, 345412 (387 ± 36, n = 3) wide, length to width ratio 4.66.6 (5.7 ± 1.0, n = 3): 1. Testes round to oval, arranged anteroposteriorly in several columns, 2 layers deep; each column extending from anterior margin of proglottid reaching anterior margin of ovary (Fig.
<figureCitation id="C32569EE90BFA068BB59D6455185407D" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Light micrographs of Anindobothrium myliobatidis comb. nov. from Myliobatis goodei. A. Entire worm (holotype USNM No. 1371266); B. Terminal proglottid (holotype USNM No. 1371266); C. Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker; D. Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer; E. Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker." figureDoi="10.3897/zse.100.131971.figure8" httpUri="https://binary.pensoft.net/fig/1156469">8 D</figureCitation>
). Vitellarium follicular; vitelline follicles oval, in 2 dorsal and 2 ventral columns on each lateral margin of proglottid, lateral to testes, extending from near anterior margin of proglottid to posterior margin of proglottid, partly interrupted at level of terminal genitalia, uninterrupted by ovary (Fig.
<figureCitation id="493D0603DEECD8D5E7C0D2694174B83D" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Light micrographs of Anindobothrium myliobatidis comb. nov. from Myliobatis goodei. A. Entire worm (holotype USNM No. 1371266); B. Terminal proglottid (holotype USNM No. 1371266); C. Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker; D. Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer; E. Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker." figureDoi="10.3897/zse.100.131971.figure8" httpUri="https://binary.pensoft.net/fig/1156469">8 A, B, D</figureCitation>
).
</paragraph>
<caption id="86B44C69EB4475008386EB242742BE7B" ID-DOI="10.3897/zse.100.131971.figure8" ID-arpha="87A750C6-AF72-5709-B810-4531A9F9128C" httpUri="https://binary.pensoft.net/fig/1156469" startId="F8">
<paragraph id="0E45A77B393A44DDBA80D7D77A74689A">
<label id="4430F207C02ED4F01C4FA97A92F48073">Figure 8.</label>
</paragraph>
<paragraph id="BAE77BD7EAF329AD92F21F8DF4DE3434">
Light micrographs of
<taxonomicName id="035CC3850E02AA52CBCAFC8DA4EB136B" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" baseAuthorityName="Brooks, Mayes &amp; Thorson" baseAuthorityYear="1981" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis" status="comb. nov.">
<emphasis id="DA8E84CB8121B5BC71E4FC8C4BB1721D" italics="true">Anindobothrium myliobatidis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="B8E7CBC270318BBD8F19B90C6C254DDE" rank="species">comb. nov.</taxonomicNameLabel>
from
<taxonomicName id="9DB4EC5C3B721E781A4B252498DE289B" authorityName="Garman" authorityYear="1855" class="Elasmobranchii" family="Myliobatidae" genus="Myliobatis" kingdom="Animalia" order="Myliobatiformes" phylum="Chordata" rank="species" species="goodei">
<emphasis id="1783255CD7E6A3B2959B476831F9070F" italics="true">Myliobatis goodei</emphasis>
</taxonomicName>
.
<emphasis id="44F5E9AB1B4A087A7AC4D038D11D8693" bold="true" italics="true">A.</emphasis>
Entire worm (holotype USNM No. 1371266);
<emphasis id="539AB65D86C504180204BCFBAE9F64E4" bold="true">B.</emphasis>
Terminal proglottid (holotype USNM No. 1371266);
<emphasis id="1763FA7C076178F3591B936FF87484FD" bold="true">C.</emphasis>
Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker;
<emphasis id="F2336182ECE63DF23DEBCE02198A1D60" bold="true">D.</emphasis>
Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer;
<emphasis id="903F2E9F3CCC2CEE1459FA8343180A81" bold="true">E.</emphasis>
Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker.
</paragraph>
</caption>
</subSubSection>
<subSubSection id="SECID0ENMBI" type="host">
<paragraph id="37525720751203AB0B1ACB33F98038E8">
<heading id="473254CD19A790CFD795F4D5D45D69C0" reason="title">Host.</heading>
</paragraph>
<paragraph id="5C44C21BDCFB3BF34CA586B83CE300E4">
<taxonomicName id="89831A18A93AD2679A24791E67C1DD60" authority="Garman, 1855" authorityName="Garman" authorityYear="1855" class="Elasmobranchii" family="Myliobatidae" genus="Myliobatis" kingdom="Animalia" order="Myliobatiformes" phylum="Chordata" rank="species" species="goodei">
<emphasis id="5E507690EE979FB47FDEC30849F1EAA3" italics="true">Myliobatis goodei</emphasis>
Garman, 1855
</taxonomicName>
, Southern eagle ray (
<taxonomicName id="FDD5465939291A315DA059397674256D" class="Elasmobranchii" kingdom="Animalia" order="Myliobatiformes" phylum="Chordata" rank="order">Myliobatiformes</taxonomicName>
:
<taxonomicName id="E5746E0643D62226FD48C082D50EF26F" authorityName="Bonaparte" authorityYear="1838" class="Elasmobranchii" family="Myliobatidae" kingdom="Animalia" order="Myliobatiformes" phylum="Chordata" rank="family">Myliobatidae</taxonomicName>
). Site of infection: spiral intestine.
</paragraph>
</subSubSection>
<subSubSection id="SECID0EINBI" type="distribution">
<paragraph id="FCAA06EAADCA0293F1A828F8E6DD540F">
<heading id="365AECE7E3665749333BA7B3F5161974" reason="title">Distribution.</heading>
</paragraph>
<paragraph id="D9D0BF9F8C4AFE9200B4791787591773">
<taxonomicName id="8A18B21B53C3E2F728B78C326BFA3158" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" baseAuthorityName="Brooks, Mayes &amp; Thorson" baseAuthorityYear="1981" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis" status="comb. nov.">
<emphasis id="9CCB2DC3A5048494C44CA0AF3B33A549" italics="true">Anindobothrium myliobatidis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="676ADDD6DFF38599B9E30126EC1352D5" rank="species">comb. nov.</taxonomicNameLabel>
is known from off the estuary of Río de La Plata near
<collectingRegion id="821534393793942649DC9937EACCE9E3" country="Uruguay" name="Montevideo">Montevideo</collectingRegion>
,
<collectingCountry id="FD7AB0CE364F3ADA4451A0EE20C661BA" name="Uruguay">Uruguay</collectingCountry>
, in the Warm Temperate
<abbrev id="ABBRID0EZNBI" xlink_title="Southwestern Atlantic">SWA</abbrev>
Marine Province.
</paragraph>
</subSubSection>
<subSubSection id="SECID0E4NBI" type="remarks">
<paragraph id="6858DCC894DC6893EA1CDDDEB8791C8D">
<heading id="109000E0B74889E6490922BFF48BDD32" reason="title">Remarks.</heading>
</paragraph>
<paragraph id="A9A7B4EE3047B68C6E6D7148820F5C01">
<taxonomicName id="89C0201447B7330BCBF6BDB741FB8378" authorityName="Brooks, Mayes &amp; Thorson" authorityYear="1981" class="Cestoda" family="Phyllobothriidae" genus="Phyllobothrium" kingdom="Animalia" order="Phyllobothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis">
<emphasis id="587895EF6B540412998501D2EB727303" italics="true">Phyllobothrium myliobatidis</emphasis>
</taxonomicName>
of
<bibRefCitation id="1115154D32A0FCE6CCD3C4F08FF2B35C" author="Brooks DR &amp; Mayes MA &amp; Thorson TB" etAl="et al." firstAuthor="Brooks" journalOrPublisher="Proceedings of the Biological Society of Washington" pagination="239-1252" refId="B1" refString="Brooks DR, Mayes MA, Thorson TB (1981) Cestode parasites in Myliobatis goodei Garman (Myliobatiformes, Myliobatidae) from Río de la Plata, Uruguay, with a summary of cestodes collected from South American elasmobranchs during 19751979. Proceedings of the Biological Society of Washington 93: 2391252. https://biostor.org/reference/73890" title="Cestode parasites in Myliobatis goodei Garman (Myliobatiformes, Myliobatidae) from Río de la Plata, Uruguay, with a summary of cestodes collected from South American elasmobranchs during 1975-1979." url="https://biostor.org/reference/73890" volume="93" year="1981">Brooks et al. (1981)</bibRefCitation>
is herein transferred to
<taxonomicName id="6EA96D871109E594C91EA12AEFC565C4" authorityName="Marques, Brooks &amp; Lasso" authorityYear="2001" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="genus">
<emphasis id="A044B717DF4D9D1D7722C55E32A919DC" italics="true">Anindobothrium</emphasis>
</taxonomicName>
on the basis of the
<typeStatus id="3D5670F0DE4A7EC1B5466250FA537BF5">type</typeStatus>
material examined in this study. The amended diagnosis includes modifications to accommodate the new observations of the morphological features, such as a scolex consisting of four orbicular-shaped bothridia with marginal loculi and an apical sucker, a terminal proglottid with a sperm-filled vas deferens, a reduced number of testes, and testes distributed in two layers deep (Fig.
<figureCitation id="548EA586D33793EC1BB7A70181C8C5BB" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Light micrographs of Anindobothrium myliobatidis comb. nov. from Myliobatis goodei. A. Entire worm (holotype USNM No. 1371266); B. Terminal proglottid (holotype USNM No. 1371266); C. Scolex (holotype USNM No. 1371266); arrowhead indicates apical sucker; D. Mature proglottid (paratype USNM No. 1371267) showing testes arranged in two layers deep; arrowheads indicate testes in the top layer and circles indicate those in the deeper layer; E. Scolex (paratype USNM No. 1371267); arrowhead indicates apical sucker." figureDoi="10.3897/zse.100.131971.figure8" httpUri="https://binary.pensoft.net/fig/1156469">8</figureCitation>
). Additionally, some morphological measurements (i. e., total length of tapeworms, size of the scolex, and terminal proglottids) were provided for the first time. Therefore,
<taxonomicName id="3CFA44CE3C84EFC1039922CB7A1B33C1" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" baseAuthorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" baseAuthorityYear="1981" class="Cestoda" family="Phyllobothriidae" genus="Phyllobothrium" kingdom="Animalia" order="Phyllobothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis" status="comb. nov.">
<emphasis id="E2C98FCDD61C15445290CCC7AB100676" italics="true">A. myliobatidis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="5002FCD9D60E65D8FB37472B48379F7E" rank="species">comb. nov.</taxonomicNameLabel>
can be distinguished from its congeners as follows:
<taxonomicName id="5701BDB44436F33B6055119E74444D85" baseAuthorityName="Brooks" baseAuthorityYear="1977" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="anacolum">
<emphasis id="DFB3A116E5894D5765E424B21EF96538" italics="true">A. anacolum</emphasis>
</taxonomicName>
,
<taxonomicName id="6C2469146ABE4DD3B4AA5EBF2B8F7FED" authorityName="Trevisan, Primon &amp; Marques" authorityYear="2017" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="carrioni">
<emphasis id="443D3EA9A24934AAE89DE2CF1A347E8D" italics="true">A. carrioni</emphasis>
</taxonomicName>
, and
<taxonomicName id="6609642B98F404233F3915BB801C15AA" authorityName="Trevisan, Primon &amp; Marques" authorityYear="2017" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="inexpectatum">
<emphasis id="918BDEC649AF4DD36F59583DEEDCECD7" italics="true">A. inexpectatum</emphasis>
</taxonomicName>
belong to subset 1 by having ellipsoid-shaped bothridia with longitudinal and transverse septa, whereas
<taxonomicName id="3965D6FC2FE794D702D1A9C5CB70C2A5" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" baseAuthorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" baseAuthorityYear="1981" class="Cestoda" family="Phyllobothriidae" genus="Phyllobothrium" kingdom="Animalia" order="Phyllobothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis" status="comb. nov.">
<emphasis id="FA4F32B925A98224BDFB51691569D691" italics="true">A. myliobatidis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A2E84E66ED48B43A9E583F0CFB9A3346" rank="species">comb. nov.</taxonomicNameLabel>
belongs to subset 2 by possessing orbicular-shaped bothridia with marginal loculi (Fig.
<figureCitation id="7D057A41F425AABE32674CE2AF317C4A" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Schematic representation of the bothridia shape in the genus Anindobothrium. A. Ellipsoid-shaped bothridia, species subset 1: A. anacolum, A. carrioni, and A. inexpectatum; B. Orbicular-shaped bothridia, species subset 2: A. danielae sp. nov., A. lisae, and A. myliobatidis comb. nov." figureDoi="10.3897/zse.100.131971.figure6" httpUri="https://binary.pensoft.net/fig/1156467">6 A, B</figureCitation>
).
<taxonomicName id="5FED2FA5C2740FEB3B76009130649AE4" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" baseAuthorityName="Brooks, Mayes &amp; Thorson" baseAuthorityYear="1981" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis" status="comb. nov.">
<emphasis id="884C2637A11BA2DE52B8A1363191286A" italics="true">Anindobothrium myliobatidis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="8F369A0108E53F3D516EEEF4F03A0383" rank="species">comb. nov.</taxonomicNameLabel>
is also different from those three species along with
<taxonomicName id="EA75CE9C68C51969CBF974AFCA79FBC1" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="danielae" status="sp. nov.">
<emphasis id="89D1060C1BE0DEAAD331FEE7C933713D" italics="true">A. danielae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="9AAFA22EE8E4992DF8A1221F90A340BA" rank="species">sp. nov.</taxonomicNameLabel>
and
<taxonomicName id="C717239E9922479CC0EF334EECC6049D" authorityName="Marques, Brooks &amp; Lasso" authorityYear="2001" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="lisae">
<emphasis id="CAF0019FBA4A03CF0FCD57FF2B2BA433" italics="true">A. lisae</emphasis>
</taxonomicName>
by possessing more proglottids per worm (5075 vs. 833, 2033, 2349, 1539, and 724, respectively) and more testes per proglottid (122150 vs. 2450, 2131, 2344, 76115, and 3072, respectively).
<taxonomicName id="E52DCA8184FF78A948B6B6F107457421" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" baseAuthorityName="Brooks, Mayes &amp; Thorson" baseAuthorityYear="1981" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="myliobatidis" status="comb. nov.">
<emphasis id="CA5882306B0ED0E8CFF5B53F7BC11909" italics="true">Anindobothrium myliobatidis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="453B148872B6CD00EDDDAD506658CD20" rank="species">comb. nov.</taxonomicNameLabel>
further differs from
<taxonomicName id="573DD5753F4FC59698D699E7573AA8F1" authorityName="García Facal &amp; Franzese &amp; Montes &amp; Menoret" authorityYear="2024" class="Cestoda" family="Anindobothriidae" genus="Anindobothrium" kingdom="Animalia" order="Rhinebothriidea" phylum="Platyhelminthes" rank="species" species="danielae" status="sp. nov.">
<emphasis id="8AC34D66022EB2921CDF0BE04FEFA635" italics="true">A. danielae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="5EACD1A2AFE8EA32F4A8A3E38A899104" rank="species">sp. nov.</taxonomicNameLabel>
in the number of marginal loculi (8390 vs. 101121).
</paragraph>
</subSubSection>
</treatment>
</document>

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@ -0,0 +1,242 @@
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<mods:identifier id="42B2B9279D227083A1CF62B6917A90BE" type="ZooBank">9D3FFC51-0277-4669-B215-23DA5A1D5483</mods:identifier>
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<treatment id="A2096C2D90695535B029780B1C461296" ID-DOI="http://doi.org/10.5281/zenodo.13952477" ID-Zenodo-Dep="13952477" ID-arpha="A2096C2D-9069-5535-B029-780B1C461296" LSID="urn:lsid:plazi:treatment:A2096C2D90695535B029780B1C461296" httpUri="http://treatment.plazi.org/id/A2096C2D90695535B029780B1C461296">
<subSubSection id="818E9C08B200CE436D31B6DD60797EC4" type="nomenclature">
<paragraph id="059EEA66BAD20600385C99641B9663DC">
<taxonomicName id="4FF181802C2CC2847007DAF0A1A4DE5A" ID-CoL="5XQF4" authority="Steindachner 1881" authorityName="Steindachner" authorityYear="1881" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="108D31274E8EEDAC28ACB8288645BC98" italics="true">Chaetostoma branickii</emphasis>
<bibRefCitation id="3C27914B1352C24340ACB4DB8C8EC36B" author="Steindachner F" journalOrPublisher="” Denkschriften der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften in Wien" pagination="103-146" refId="B29" refString="Steindachner F (1881) &quot; Beitrage zur Kenntniss der Flussfische Sudamerika's. II. &quot; Denkschriften der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften in Wien 43: 103 - 146." title="“ Beiträge zur Kenntniss der Flussfische Südamerikas. II." volume="43" year="1881">Steindachner 1881</bibRefCitation>
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="3A461C4F882CBAD4E49DFF30C52EE622" type="description">
<paragraph id="3B97F5810072C400D2B8A5EEE93F650E">
<figureCitation id="6390CD32F762A7363955D39D98A2FCA1" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Original illustrations of Chaetostoma branickii from Steindachner 1881." figureDoi="10.3897/zse.100.118522.figure4" httpUri="https://binary.pensoft.net/fig/1156331">Figs 4</figureCitation>
,
<figureCitation id="0543E5F07E08BAD23E92B4E486B8CADC" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Photo comparison of a nearly 150 - year-old preserved syntype of Chaetostoma branickii (NMW 47270-71, photos by Mark Sabaj &amp; Kyle Luckenbill, copyright NMW) with a live specimen collected in 2018 from the Marañon River, Cajamarca Province, Peru (ROM 109213, photos by NKL). Scale bars: 1 cm." figureDoi="10.3897/zse.100.118522.figure5" httpUri="https://binary.pensoft.net/fig/1156332">5</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="FDF7BAF2ACC57DFCFFB236D374089EB3" type="reference_group">
<paragraph id="9709DE887C1DF5105621B2CBE9D9BBE5">
<treatmentCitationGroup id="467B76CA215CAF03380CD6CD000AF500">
<treatmentCitation id="7A899C08AAA353DEE92112A07A412916">
<taxonomicName id="72D61A4C1246743EC0F969C9FA55645B" ID-CoL="5Y2F4" authority="Regan 1904" authorityName="Regan" authorityYear="1904" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="breve">
<emphasis id="9F1CD480214899E46803B810219552FC" italics="true">Chaetostoma breve</emphasis>
<bibRefCitation id="94EC65EE14865CA245C49B4959F3BA46" DOI="10.1111/j.1096-3642.1904.tb00040.x" author="Regan" firstAuthor="Regan" journalOrPublisher="” Transactions of the Zoological Society of London" pagination="191-350" refId="B21" refString="Regan CT (1904) “ A monograph of the fishes of the family Loricariidae. ” Transactions of the Zoological Society of London 17: 191350. https://doi.org/10.1111/j.1096-3642.1904.tb00040.x" title="“ A monograph of the fishes of the family Loricariidae." volume="17" year="1904">Regan 1904</bibRefCitation>
</taxonomicName>
</treatmentCitation>
[synonym]
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="SECID0E6YBK" type="diagnosis">
<paragraph id="8747118B179529E7DD96B7BB77EB7E3D">
<heading id="104810CDB167960745DD8CDF024E4DA6" reason="title">Diagnosis and description.</heading>
</paragraph>
<paragraph id="1266CA9383F7EB59F74EB1CDCADE5547">
As for
<taxonomicName id="04884388A608F6A20EF585FC9F777721" authorityName="Regan" authorityYear="1904" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="breve">
<emphasis id="B113BEB0B961F60A2472D617320C0FBD" italics="true">Chaetostoma breve</emphasis>
</taxonomicName>
in
<bibRefCitation id="ECD7D443A77DA9D3E8D187E18E0F107F" DOI="10.1016/j.ympev.2014.08.020" author="Lujan NK &amp; Armbruster JW &amp; Lovejoy NR &amp; López-Fernández H" journalOrPublisher="Molecular phylogenetics and evolution" pagination="269-288" refId="B11" refString="Lujan NK, Armbruster JW, Lovejoy NR, López-Fernández H (2015 a) Multilocus molecular phylogeny of the suckermouth armored catfishes (Siluriformes: Loricariidae) with a focus on subfamily Hypostominae. Molecular phylogenetics and evolution 82: 269288. https://doi.org/10.1016/j.ympev.2014.08.020" title="Multilocus molecular phylogeny of the suckermouth armored catfishes (Siluriformes: Loricariidae) with a focus on subfamily Hypostominae." volume="82">Lujan et al. (2015 a</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="SECID0EUZBK" type="comments">
<paragraph id="DD7FF85AA2F742B2455BB8EDBA21034F">
<heading id="0425C06C0E9469A5F3E7E9D09FC25E27" reason="title">Comments.</heading>
</paragraph>
<paragraph id="00E1DD14ACCA41444F167555DE87B557">
<bibRefCitation id="7D41412E6586BB1898472B96FB8EF3C6" DOI="10.1111/j.1096-3642.1904.tb00040.x" author="Regan CT" firstAuthor="Regan" journalOrPublisher="” Transactions of the Zoological Society of London" pagination="191-350" refId="B21" refString="Regan CT (1904) “ A monograph of the fishes of the family Loricariidae. ” Transactions of the Zoological Society of London 17: 191350. https://doi.org/10.1111/j.1096-3642.1904.tb00040.x" title="“ A monograph of the fishes of the family Loricariidae." volume="17" year="1904">Regan (1904)</bibRefCitation>
based the description of
<taxonomicName id="C33FAE5C2ACA1D658B29CE4283BD9B57" authorityName="Regan" authorityYear="1904" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="breve">
<emphasis id="CA16DB5DBD46F995B114889700D1EA3C" italics="true">Chaetostoma breve</emphasis>
</taxonomicName>
on specimens from the Zamora River in south-eastern
<collectingCountry id="54A9CF4FDEA8D6C2A3DCB80ACA52F279" name="Ecuador">Ecuador</collectingCountry>
.
<bibRefCitation id="D2169AD24A072C4F15A71F07E5E94754" DOI="10.1016/j.ympev.2014.08.020" author="Lujan NK &amp; Armbruster JW &amp; Lovejoy NR &amp; López-Fernández H" journalOrPublisher="Molecular phylogenetics and evolution" pagination="269-288" refId="B11" refString="Lujan NK, Armbruster JW, Lovejoy NR, López-Fernández H (2015 a) Multilocus molecular phylogeny of the suckermouth armored catfishes (Siluriformes: Loricariidae) with a focus on subfamily Hypostominae. Molecular phylogenetics and evolution 82: 269288. https://doi.org/10.1016/j.ympev.2014.08.020" title="Multilocus molecular phylogeny of the suckermouth armored catfishes (Siluriformes: Loricariidae) with a focus on subfamily Hypostominae." volume="82">Lujan et al. (2015 a</bibRefCitation>
) re-described
<taxonomicName id="E68042EBFC74AB0D49A8F668988C1E11" authorityName="Regan" authorityYear="1904" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="breve">
<emphasis id="C1E8D0186ADE0661BE030837DFA13F4A" italics="true">Chaetostoma breve</emphasis>
</taxonomicName>
based on specimens from throughout most of the species range, from the
<collectingRegion id="FE149993342B8A6942189A5094639F7A" country="Ecuador" name="Napo">Napo</collectingRegion>
River in the north (although the species is also now known from more northern
<collectingRegion id="7704D3D0258B8170137EF77CD1151B81" country="Colombia" name="Caqueta">Caqueta</collectingRegion>
River headwaters in
<collectingCountry id="625DB4DB482B168FE7A837BB7D619D93" name="Colombia">Colombia</collectingCountry>
;
<collectionCode id="F9DC888070F25162AB29A6CBA648784D" country="Canada" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34778" lsid="urn:lsid:biocol.org:col:34778" name="Royal Ontario Museum" type="Museum">ROM</collectionCode>
107831, 107845) to the Marañon River in the south.
<bibRefCitation id="B2C478E687937464C41AF3E2E0B9BF01" DOI="10.1016/j.ympev.2014.08.020" author="Lujan NK &amp; Armbruster JW &amp; Lovejoy NR &amp; López-Fernández H" journalOrPublisher="Molecular phylogenetics and evolution" pagination="269-288" refId="B11" refString="Lujan NK, Armbruster JW, Lovejoy NR, López-Fernández H (2015 a) Multilocus molecular phylogeny of the suckermouth armored catfishes (Siluriformes: Loricariidae) with a focus on subfamily Hypostominae. Molecular phylogenetics and evolution 82: 269288. https://doi.org/10.1016/j.ympev.2014.08.020" title="Multilocus molecular phylogeny of the suckermouth armored catfishes (Siluriformes: Loricariidae) with a focus on subfamily Hypostominae." volume="82">Lujan et al. (2015 a</bibRefCitation>
) also generated a multi-locus molecular phylogenetic hypothesis spanning over 24 valid and undescribed species, with
<taxonomicName id="1427027D72B771CEB0CB1CCF4427501D" authorityName="Regan" authorityYear="1904" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="breve">
<emphasis id="C3A2DD10440A2246C1FC94EC32BEFE18" italics="true">Chaetostoma breve</emphasis>
</taxonomicName>
represented by samples from the Napo, Pastaza, Marañon, Santiago and Huallaga River Basins. Bayesian and Maximum Likelihood analyses found uniformly strong support for monophyly of the entire
<taxonomicName id="F6FC9574F223ACC2C4C022BF73B502E7" authorityName="Regan" authorityYear="1904" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="breve">
<emphasis id="5D06A1EA6DDB3D3E155DA2D81B1424C5" italics="true">Chaetostoma breve</emphasis>
</taxonomicName>
clade (Bayesian posterior probability: 1.00, Maximum Likelihood bootstrap: 100).
</paragraph>
<paragraph id="AF021D18F57C2160B2F94E52658B23EA">
<taxonomicName id="E152035D1E7EF034E130C9052D6ADF0D" authorityName="Steindachner" authorityYear="1881" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="9D7E36C727266B7C35294AE4F40203A7" italics="true">Chaetostoma branickii</emphasis>
</taxonomicName>
was described by
<bibRefCitation id="E33C299EB24550E7EB9578C2D36B7AF0" author="Steindachner F" firstAuthor="Steindachner" journalOrPublisher="” Denkschriften der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften in Wien" pagination="103-146" refId="B29" refString="Steindachner F (1881) “ Beiträge zur Kenntniss der Flussfische Südamerikas. II. ” Denkschriften der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften in Wien 43: 103146." title="“ Beiträge zur Kenntniss der Flussfische Südamerikas. II." volume="43" year="1881">Steindachner (1881)</bibRefCitation>
, based on specimens from the Chota River near
<collectingRegion id="041DD8D5F12F844E50990FB687908C35" country="Peru" name="Cajamarca">Cajamarca</collectingRegion>
in northern
<collectingCountry id="98900A4AB0A36CFD68FA378383FD138C" name="Peru">Peru</collectingCountry>
. That portion of the Marañon River Basin was poorly sampled at the time of
<bibRefCitation id="C9EA99FB6C32D49FBF1928A93F2EAB7C" DOI="10.1643/CI-15-246" author="Lujan NK &amp; Meza-Vargas V &amp; Barriga-Salazar R" issue="3" journalOrPublisher="Copeia" pagination="651-663" refId="B13" refString="Lujan NK, Meza-Vargas V, Barriga-Salazar R (2015 c) Two new Chaetostoma group (Loricariidae: Hypostominae) sister genera from opposite sides of the Andes Mountains in Ecuador, with the description of one new species. Copeia 103 (3): 651663. https://doi.org/10.1643/CI-15-246" title="Two new Chaetostoma group (Loricariidae: Hypostominae) sister genera from opposite sides of the Andes Mountains in Ecuador, with the description of one new species." volume="103">Lujan et al. (2015 c</bibRefCitation>
), thus few specimens and no tissues from that specific region were available, making it reasonable to assume that a distinct, endemic species might exist there. Moreover, the
<typeStatus id="8354BA850B67C30C5BF66463BFBE7D83" type="syntype">syntypes</typeStatus>
of
<taxonomicName id="AEA1D92D166057DFE848C753768055AC" authorityName="Steindachner" authorityYear="1881" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="AB4C88453EB7FCC45C30E274E47C28EB" italics="true">Chaetostoma branickii</emphasis>
</taxonomicName>
were in Vienna and not directly accessible to the authors.
<bibRefCitation id="921FA59F1D2F4A5D9FF643A020AA8371" DOI="10.1643/CI-15-246" author="Lujan NK &amp; Meza-Vargas V &amp; Barriga-Salazar R" issue="3" journalOrPublisher="Copeia" pagination="651-663" refId="B13" refString="Lujan NK, Meza-Vargas V, Barriga-Salazar R (2015 c) Two new Chaetostoma group (Loricariidae: Hypostominae) sister genera from opposite sides of the Andes Mountains in Ecuador, with the description of one new species. Copeia 103 (3): 651663. https://doi.org/10.1643/CI-15-246" title="Two new Chaetostoma group (Loricariidae: Hypostominae) sister genera from opposite sides of the Andes Mountains in Ecuador, with the description of one new species." volume="103">Lujan et al. (2015 c</bibRefCitation>
) concluded that
<taxonomicName id="45BACCD48AB153796F124A28E36936E0" authorityName="Steindachner" authorityYear="1881" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="D5486D2DCA8FDA1740388588D9DCC026" italics="true">Chaetostoma branickii</emphasis>
</taxonomicName>
might be more closely allied with
<taxonomicName id="57A4ED2B7DAD905D5ED2CA8B059E23C0" authorityName="Steindachner" authorityYear="1882" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="taczanowskii">
<emphasis id="D5EACF44D794FC566537CC2FC9F73FCF" italics="true">Chaetostoma taczanowskii</emphasis>
</taxonomicName>
, which was described by
<bibRefCitation id="26DF8B313989777B35B1C830CF713D2D" author="Steindachner F" firstAuthor="Steindachner" journalOrPublisher="” Denkschriften der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften in Wien" pagination="103-146" refId="B29" refString="Steindachner F (1881) “ Beiträge zur Kenntniss der Flussfische Südamerikas. II. ” Denkschriften der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften in Wien 43: 103146." title="“ Beiträge zur Kenntniss der Flussfische Südamerikas. II." volume="43" year="1881">Steindachner (1881)</bibRefCitation>
, based on specimens from the Huallaga River drainage to the south. To further investigate the validity of
<taxonomicName id="E1FA25F70ECC7ED02E49239FE0AE90CF" authority=", Lujan" authorityName="Lujan" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="F5E50EE441184ADAA10EFC0133754383" italics="true">Chaetostoma branickii</emphasis>
, Lujan
</taxonomicName>
and colleagues sampled the upper middle Marañon River in 2018, collecting over 540 fresh specimens and 60 tissues of
<taxonomicName id="D282DABBAB38C526AFB24E8B7003CD8A" authorityName="Meza-Vargas &amp; Ramirez &amp; Lujan" authorityYear="2024" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="genus">
<emphasis id="7EBB2AE3995F1AA70FD08F81D5143E84" italics="true">Chaetostoma</emphasis>
</taxonomicName>
. This new material allowed a more detailed comparison of fresh, nearly topotypic specimens with the specimens on which
<bibRefCitation id="65F4DB0DE0529F8ABA4869C4CCA9F37B" DOI="10.1016/j.ympev.2014.08.020" author="Lujan NK &amp; Armbruster JW &amp; Lovejoy NR &amp; López-Fernández H" journalOrPublisher="Molecular phylogenetics and evolution" pagination="269-288" refId="B11" refString="Lujan NK, Armbruster JW, Lovejoy NR, López-Fernández H (2015 a) Multilocus molecular phylogeny of the suckermouth armored catfishes (Siluriformes: Loricariidae) with a focus on subfamily Hypostominae. Molecular phylogenetics and evolution 82: 269288. https://doi.org/10.1016/j.ympev.2014.08.020" title="Multilocus molecular phylogeny of the suckermouth armored catfishes (Siluriformes: Loricariidae) with a focus on subfamily Hypostominae." volume="82">Lujan et al. (2015 a</bibRefCitation>
) based their re-description of
<taxonomicName id="CFCE3494A3FAF7B7B369E345C9D47707" authorityName="Regan" authorityYear="1904" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="breve">
<emphasis id="8195D6BB1D0E476C3135B608A08B1CF2" italics="true">Chaetostoma breve</emphasis>
</taxonomicName>
and type images of
<taxonomicName id="4D41EBF511D330A4E9F48E8C478BA508" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="2837F985588774D3A298A50F6B129A79" italics="true">Chaetostoma branickii</emphasis>
</taxonomicName>
(Figs
<figureCitation id="82F164E9EDC47AC848BAB30D7333BB0F" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Original illustrations of Chaetostoma branickii from Steindachner 1881." figureDoi="10.3897/zse.100.118522.figure4" httpUri="https://binary.pensoft.net/fig/1156331">4</figureCitation>
,
<figureCitation id="1CBB72F857F61538B3F503D0DCA04DD5" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Photo comparison of a nearly 150 - year-old preserved syntype of Chaetostoma branickii (NMW 47270-71, photos by Mark Sabaj &amp; Kyle Luckenbill, copyright NMW) with a live specimen collected in 2018 from the Marañon River, Cajamarca Province, Peru (ROM 109213, photos by NKL). Scale bars: 1 cm." figureDoi="10.3897/zse.100.118522.figure5" httpUri="https://binary.pensoft.net/fig/1156332">5</figureCitation>
). Based on this comparison, it has become clear that these are the same species and that
<taxonomicName id="AB1FAEA453C322C58ADFF65134F722EA" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="22A24A748FD566F09D5923241F0A375A" italics="true">Chaetostoma branickii</emphasis>
</taxonomicName>
should thus be recognised as the senior synonym of
<taxonomicName id="DD7674E2BB24435A1AB05B1A281F695D" authorityName="Regan" authorityYear="1904" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="breve">
<emphasis id="55F06ABB9120021CA522674A763406CE" italics="true">Chaetostoma breve</emphasis>
</taxonomicName>
.
</paragraph>
<caption id="BBAC97376BCA438D77C7D526509DDC7E" ID-DOI="10.3897/zse.100.118522.figure4" ID-arpha="4993E651-771D-578E-8AED-76F1538F121C" httpUri="https://binary.pensoft.net/fig/1156331" startId="F4">
<paragraph id="E07D998D7002F8611FBFAB670EE4FEA6">
<label id="5E5EB46C3DA28A5DB4F10AAE86DC75B2">Figure 4.</label>
</paragraph>
<paragraph id="25DBF3734BA0541D7607C86ABAD85FED">
Original illustrations of
<taxonomicName id="1EBA3F5B5DDF9B2D2135326ED9BA4170" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="338B42994193E79D1047A95CEA724F9D" italics="true">Chaetostoma branickii</emphasis>
</taxonomicName>
from
<bibRefCitation id="0194158068E15D8E7F82E17B0D719E0F" author="Steindachner" firstAuthor="Steindachner" journalOrPublisher="” Denkschriften der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften in Wien" pagination="103-146" refId="B29" refString="Steindachner F (1881) “ Beiträge zur Kenntniss der Flussfische Südamerikas. II. ” Denkschriften der Mathematisch-Naturwissenschaftlichen Classe der Kaiserlichen Akademie der Wissenschaften in Wien 43: 103146." title="“ Beiträge zur Kenntniss der Flussfische Südamerikas. II." volume="43" year="1881">Steindachner 1881</bibRefCitation>
.
</paragraph>
</caption>
<caption id="108F35F266853275CCBBA6DB6E14C3CB" ID-DOI="10.3897/zse.100.118522.figure5" ID-arpha="1165D1D9-977D-5FE0-AF58-979A3888CFE9" httpUri="https://binary.pensoft.net/fig/1156332" startId="F5">
<paragraph id="9E66FD02EE93BFFD92712F519FF04185">
<label id="441E8CDE83418FEF68A25E5CFA0ABDDA">Figure 5.</label>
</paragraph>
<paragraph id="4B1910971C6E68D5C13D679F806B9D73">
Photo comparison of a nearly 150 - year-old preserved syntype of
<taxonomicName id="CBCFCD7E0B3CF8F378F8A5C04FD69E74" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="3D27CC16857A16436246383D1FE19629" italics="true">Chaetostoma branickii</emphasis>
</taxonomicName>
(NMW 47270-71, photos by Mark Sabaj &amp; Kyle Luckenbill, copyright NMW) with a live specimen collected in 2018 from the Marañon River, Cajamarca Province, Peru (ROM 109213, photos by NKL). Scale bars: 1 cm.
</paragraph>
</caption>
<paragraph id="D68D7CDD24ADBDC930CA0277F9A6D709">
<taxonomicName id="23304D6AD2D809B39E69977DA24D0976" authority="Steindachner 1882" authorityName="Steindachner" authorityYear="1882" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="taczanowskii">
<emphasis id="C0BA7B571D9D4EE6F5FC4FFDAC6DDDB7" italics="true">Chaetostoma taczanowskii</emphasis>
Steindachner 1882
</taxonomicName>
is another taxonomically ambiguous species from northern
<collectingCountry id="BD48A8B201E6A033F56DD921C7C7B6B1" name="Peru">Peru</collectingCountry>
, described from the Huallaga River Basin, a southern tributary of the Marañon.
<typeStatus id="AF4947734377308AEABF37B088AB0952">Type</typeStatus>
images of this species suggest that it is also closely related to
<taxonomicName id="90985AE0C067157007725E38A54C9307" family="Loricariidae" genus="Chaetostoma" kingdom="Animalia" order="Siluriformes" phylum="Chordata" rank="species" species="branickii">
<emphasis id="7FB4F2E0403946CF8B5C0CDB704A517B" italics="true">Chaetostoma branickii</emphasis>
</taxonomicName>
, if not another junior synonym, but a robust evaluation of the status of this species must await availability of fresh topotypic specimens and tissues.
</paragraph>
</subSubSection>
</treatment>
</document>