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148 lines
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<document ID-DOI="10.1590/S1679-62252003000100002" ID-ISSN="1982-0224" ID-Zenodo-Dep="4647083" LSID="urn:lsid:zoobank.org:act:96F12BFA-3C1E-426E-8A46-B891DDC89C51" approvalRequired="6" approvalRequired_for_taxonomicNames="1" approvalRequired_for_textStreams="3" approvalRequired_for_treatments="2" checkinTime="1617110663845" checkinUser="carolina" docAuthor="Castro, Ricardo M. C., Ribeiro, Alexandre C., Benine, Ricardo C. & Melo, Alex L. A." docDate="2003" docId="03D387EA434CFFB0DC90ACF7FCC5FB81" docLanguage="en" docName="NeotropIchthyol.1.1.11-19.pdf" docOrigin="Neotropical Ichthyology 1 (1)" docSource="http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252003000100002&lng=en&tlng=en" docStyle="DocumentStyle:85A40B78B715C4497F837D9D78407CE5.3:NeotropIchthyol.2003-2013.journal_article" docStyleId="85A40B78B715C4497F837D9D78407CE5" docStyleName="NeotropIchthyol.2003-2013.journal_article" docStyleVersion="3" docTitle="Lophiobrycon Castro & Ribeiro & Benine & Melo 2003, new genus" docType="treatment" docUuid="96F12BFA-3C1E-426E-8A46-B891DDC89C51" docUuidSource="ZooBank" docVersion="2" lastPageId="3" lastPageNumber="14" masterDocId="FFEAFF92434EFFB3DF69A91DFFDEFF9B" masterDocTitle="Lophiobrycon weitzmani, a new genus and species of glandulocaudine fish (Characiformes: Characidae) from the rio Grande drainage, upper rio Paraná system, southeastern Brazil" masterLastPageNumber="19" masterPageNumber="11" pageId="2" pageNumber="13" updateTime="1617111028854" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Lophiobrycon weitzmani, a new genus and species of glandulocaudine fish (Characiformes: Characidae) from the rio Grande drainage, upper rio Paraná system, southeastern Brazil</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Castro, Ricardo M. C.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Ribeiro, Alexandre C.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Benine, Ricardo C.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Melo, Alex L. A.</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>Neotropical Ichthyology</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2003</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2003-09-30</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1</mods:number>
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</mods:detail>
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<mods:detail type="issue">
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<mods:number>1</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>11</mods:start>
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<mods:end>19</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1679-62252003000100002&lng=en&tlng=en</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">10.1590/S1679-62252003000100002</mods:identifier>
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<mods:identifier type="ISSN">1982-0224</mods:identifier>
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<mods:identifier type="Zenodo-Dep">4647083</mods:identifier>
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<mods:identifier type="ZooBank">42F0CEB3-6F8D-454C-BF36-6CA36332455E</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:zoobank.org:act:96F12BFA-3C1E-426E-8A46-B891DDC89C51" httpUri="http://treatment.plazi.org/id/03D387EA434CFFB0DC90ACF7FCC5FB81" lastPageId="3" lastPageNumber="14" pageId="2" pageNumber="13">
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<subSubSection box="[1017,1303,1514,1538]" pageId="2" pageNumber="13" type="nomenclature">
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<paragraph blockId="2.[1017,1303,1514,1538]" box="[1017,1303,1514,1538]" pageId="2" pageNumber="13">
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<heading box="[1017,1303,1514,1538]" centered="true" fontSize="10" level="2" pageId="2" pageNumber="13" reason="2">
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<emphasis bold="true" box="[1017,1303,1514,1538]" pageId="2" pageNumber="13">
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<taxonomicName authority="Castro & Ribeiro & Benine & Melo, 2003" authorityName="Castro & Ribeiro & Benine & Melo" authorityYear="2003" box="[1017,1171,1514,1538]" class="Actinopterygii" family="Characidae" genus="Lophiobrycon" kingdom="Animalia" order="Characiformes" pageId="2" pageNumber="13" phylum="Chordata" rank="genus" status="new genus">
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<emphasis bold="true" box="[1017,1171,1514,1538]" italics="true" pageId="2" pageNumber="13">Lophiobrycon</emphasis>
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</taxonomicName>
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,
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<taxonomicNameLabel box="[1185,1303,1514,1538]" pageId="2" pageNumber="13" rank="genus">new genus</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="13" type="type_taxon">
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<paragraph blockId="2.[839,1481,1578,1633]" pageId="2" pageNumber="13">
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<emphasis bold="true" box="[839,985,1578,1602]" pageId="2" pageNumber="13">
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<typeStatus box="[839,895,1578,1602]" pageId="2" pageNumber="13">Type</typeStatus>
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species
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</emphasis>
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:
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<taxonomicName authorityName="Castro & Ribeiro & Benine & Melo" authorityYear="2003" box="[1003,1274,1579,1602]" class="Actinopterygii" family="Characidae" genus="Lophiobrycon" kingdom="Animalia" order="Characiformes" pageId="2" pageNumber="13" phylum="Chordata" rank="species" species="weitzmani">
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<emphasis box="[1003,1274,1579,1602]" italics="true" pageId="2" pageNumber="13">Lophiobrycon weitzmani</emphasis>
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</taxonomicName>
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by monotypy and original designation.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="3" lastPageNumber="14" pageId="2" pageNumber="13" type="diagnosis">
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<paragraph blockId="2.[839,1483,1674,1985]" lastBlockId="3.[151,794,195,890]" lastPageId="3" lastPageNumber="14" pageId="2" pageNumber="13">
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<emphasis bold="true" box="[839,959,1674,1698]" pageId="2" pageNumber="13">Diagnosis.</emphasis>
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The tribe
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<taxonomicName box="[1085,1269,1674,1697]" class="Actinopterygii" family="Characidae" kingdom="Animalia" order="Characiformes" pageId="2" pageNumber="13" phylum="Chordata" rank="tribe" tribe="Glandulocaudini">Glandulocaudini</taxonomicName>
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was diagnosed by Weitzman & Menezes (1998: 183) on the basis of three characters: 1) the scales of the dorsal caudal-fin lobe with a derived morphology and extending posteriorly to cover all or part of the caudal organ; 2) the presence of a caudal finray pump of a kind unique to the tribe; and 3) the pored lateral line abbreviated and consisting of 3-7 scales with the terminal lateral-line tube absent. The inclusion of
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<taxonomicName authorityName="Castro & Ribeiro & Benine & Melo" authorityYear="2003" box="[839,992,1931,1954]" class="Actinopterygii" family="Characidae" genus="Lophiobrycon" kingdom="Animalia" order="Characiformes" pageId="2" pageNumber="13" phylum="Chordata" rank="genus">
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<emphasis box="[839,992,1931,1954]" italics="true" pageId="2" pageNumber="13">Lophiobrycon</emphasis>
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</taxonomicName>
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somewhat modifies this diagnosis because that genus lacks the modified dorsal caudal scales (a plesiomorphic feature) characteristic of members of the other glandulocaudine tribes (
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<figureCitation box="[413,480,227,250]" captionStart="Fig" captionStartId="3.[155,196,1765,1789]" captionTargetBox="[263,691,1172,1668]" captionTargetId="figure-544@3.[263,691,1170,1674]" captionTargetPageId="3" captionText="Fig. 4. Lophiobrycon weitzmani, paratype, LIRP 4338, 24.7 mm SL, squamation of central and basal region of caudal fin of adult male, left side, anterior at left. Arrows indicates the basely straight principal caudal-fin rays 11 (above) and 12 (below) supporting a concentration of bead like hypertrophied glandular tissue (not shown in the illustration) along the borders of its proximal portions." figureDoi="http://doi.org/10.5281/zenodo.4647093" httpUri="https://zenodo.org/record/4647093/files/figure.png" pageId="3" pageNumber="14">Fig. 4</figureCitation>
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).
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</paragraph>
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<paragraph blockId="3.[151,794,195,890]" pageId="3" pageNumber="14">
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<taxonomicName authorityName="Castro & Ribeiro & Benine & Melo" authorityYear="2003" box="[189,339,259,282]" class="Actinopterygii" family="Characidae" genus="Lophiobrycon" kingdom="Animalia" order="Characiformes" pageId="3" pageNumber="14" phylum="Chordata" rank="genus">
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<emphasis box="[189,339,259,282]" italics="true" pageId="3" pageNumber="14">Lophiobrycon</emphasis>
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</taxonomicName>
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can be further distinguished from all other species of the
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<taxonomicName box="[309,487,291,314]" class="Actinopterygii" family="Characidae" kingdom="Animalia" order="Characiformes" pageId="3" pageNumber="17" phylum="Chordata" rank="tribe" tribe="Glandulocaudini">Glandulocaudini</taxonomicName>
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in possessing the following autapomorphies: 1) anterior tip of pelvic bone located between or slightly anterior to ventral tips of anterior two pleural ribs in lateral view, versus ventral to ventral tips of second to third pleural ribs, anterior to ventral tip of first pleural rib, or laying near cleithrum; 2) posteromedial (parietal) branch of supraorbital (frontal) sensory canal reduced in length and never extending into parietal bone, versus sensory canal extending posteriorly into parietal bone; and 3) latero-sensory canal of posttemporal bone present, versus absent.
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</paragraph>
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<caption ID-DOI="http://doi.org/10.5281/zenodo.4647091" ID-Zenodo-Dep="4647091" httpUri="https://zenodo.org/record/4647091/files/figure.png" pageId="3" pageNumber="14" startId="3.[832,871,555,579]" targetBox="[854,1465,202,459]" targetPageId="3">
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<paragraph blockId="3.[832,1475,555,834]" pageId="3" pageNumber="14">
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<emphasis bold="true" box="[832,898,555,579]" pageId="3" pageNumber="14">Fig. 5</emphasis>
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.
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<taxonomicName authorityName="Castro & Ribeiro & Benine & Melo" authorityYear="2003" box="[915,1183,556,579]" class="Actinopterygii" family="Characidae" genus="Lophiobrycon" kingdom="Animalia" order="Characiformes" pageId="3" pageNumber="14" phylum="Chordata" rank="species" species="weitzmani">
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<emphasis box="[915,1183,556,579]" italics="true" pageId="3" pageNumber="14">Lophiobrycon weitzmani</emphasis>
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</taxonomicName>
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, paratype, alizarin stained pectoral fin of adult male, ventral view, anteriormost fin ray at top, medial fin ray at bottom. Arrow indicates modified portions of the lepidotrichia supporting the diagnostic globular expansion, formed by the lepidotrichia and hypertrophied soft tissue (not represented in the illustration), in the middle portions of the unbranched (above) and first branched (below) pectoral-fin rays. LIRP 4338, 24.7 mm SL, same locality data as in Figs. 1 and 3.
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</paragraph>
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</caption>
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<paragraph blockId="3.[151,794,195,890]" pageId="3" pageNumber="14">
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Additional autapomorphic diagnostic characters for the new genus not included in the analysis are: 1) the length of adult male adipose-fin base extends for almost the entire distance between the posterior termination of the base of the dorsal-fin and the base of the upper lobe of the caudal fin, its length averaging approximately 25% of SL (
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<figureCitation box="[622,714,771,794]" captionStart="Fig" captionStartId="1.[151,190,1254,1278]" captionTargetBox="[151,1474,191,1228]" captionTargetId="figure-11@1.[151,1475,191,1228]" captionTargetPageId="1" captionText="Fig. 1. Lophiobrycon weitzmani, holotype (A), LIRP 4366, male, SL 26.0 mm; paratype (B), LIRP 4338, female, SL 27.0 mm; Brazil, Minas Gerais, rio Grande basin, Município de Delfinópolis, Estância Carmem Sílvia, córrego Bom Jesus (20º12’10’’S 46º55’22”W), showing the accentuated sexual dimorphism in general body shape and adipose-fin dimensions." figureDoi="http://doi.org/10.5281/zenodo.4647085" httpUri="https://zenodo.org/record/4647085/files/figure.png" pageId="3" pageNumber="14">Figs. 1A</figureCitation>
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and
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<figureCitation box="[764,780,771,794]" captionStart="Fig" captionStartId="2.[159,197,822,846]" captionTargetBox="[159,1482,191,802]" captionTargetId="figure-89@2.[159,1482,191,802]" captionTargetPageId="2" captionText="Fig. 2. Lophiobrycon weitzmani, paratype, LIRP 4338, male, SL 31.1 mm; Brazil, Minas Gerais, rio Grande basin, Município de Delfinópolis, Estância Carmem Sílvia, córrego Bom Jesus, (20º12’10’’S 46º55’22”W), aquarium field photograph." figureDoi="http://doi.org/10.5281/zenodo.4647087" httpUri="https://zenodo.org/record/4647087/files/figure.png" pageId="3" pageNumber="14">2</figureCitation>
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); and 2) middle portions of the unbranched and first branched pectoral-fin rays with globular expansions formed by the lepidotrichia and hypertrophied soft tissue (
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<figureCitation box="[619,684,867,890]" captionStart="Fig" captionStartId="3.[832,871,555,579]" captionTargetBox="[854,1465,202,459]" captionTargetId="figure-691@3.[842,1474,191,480]" captionTargetPageId="3" captionText="Fig. 5. Lophiobrycon weitzmani, paratype, alizarin stained pectoral fin of adult male, ventral view, anteriormost fin ray at top, medial fin ray at bottom. Arrow indicates modified portions of the lepidotrichia supporting the diagnostic globular expansion, formed by the lepidotrichia and hypertrophied soft tissue (not represented in the illustration), in the middle portions of the unbranched (above) and first branched (below) pectoral-fin rays. LIRP 4338, 24.7 mm SL, same locality data as in Figs. 1 and 3." figureDoi="http://doi.org/10.5281/zenodo.4647091" httpUri="https://zenodo.org/record/4647091/files/figure.png" pageId="3" pageNumber="14">Fig. 5</figureCitation>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="3" pageNumber="14" type="etymology">
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<paragraph blockId="3.[151,795,930,1050]" pageId="3" pageNumber="14">
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<emphasis bold="true" box="[151,273,930,954]" pageId="3" pageNumber="14">Etymology.</emphasis>
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The name
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<taxonomicName authorityName="Castro & Ribeiro & Benine & Melo" authorityYear="2003" box="[380,522,931,954]" class="Actinopterygii" family="Characidae" genus="Lophiobrycon" kingdom="Animalia" order="Characiformes" pageId="3" pageNumber="14" phylum="Chordata" rank="genus">
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<emphasis box="[380,522,931,954]" italics="true" pageId="3" pageNumber="14">Lophiobrycon</emphasis>
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</taxonomicName>
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is from the Greek
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<emphasis box="[702,767,931,954]" italics="true" pageId="3" pageNumber="14">lophia</emphasis>
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(= crest, used in reference to the uniquely elongate and crest-shaped adipose-fin of mature males) and
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<emphasis box="[486,557,995,1018]" italics="true" pageId="3" pageNumber="14">brycho</emphasis>
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(= to gnash the teeth, in reference to the characid genus
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<taxonomicName authorityName="J.P.Muller & Troschel" authorityYear="1844" box="[476,550,1027,1050]" class="Actinopterygii" family="Bryconidae" genus="Brycon" kingdom="Animalia" order="Characiformes" pageId="3" pageNumber="14" phylum="Chordata" rank="genus">
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<emphasis box="[476,550,1027,1050]" italics="true" pageId="3" pageNumber="14">Brycon</emphasis>
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</taxonomicName>
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, hence a characid fish).
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</paragraph>
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</subSubSection>
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</treatment>
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</document>
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