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<document ID-DOI="http://doi.org/10.5281/zenodo.4551085" ID-GBIF-Dataset="2ab49e31-d925-463d-891e-f7061492af8b" ID-GBIF-Taxon="182247909" ID-ISSN="1982-0224" ID-Zenodo-Dep="4551085" checkinTime="1613739459940" checkinUser="carolina" docAuthor="Cramer, Christian Andreas &amp; Py-Daniel, Lúcia Helena Rapp" docDate="2015" docId="038187DCB907FFE50FE87669FC8ECEB8" docLanguage="en" docName="NeotropIchthyol.13.3.461-470.pdf" docOrigin="Neotropical Ichthyology (Neotrop. Ichthyol.) 13 (3)" docSource="http://dx.doi.org/10.1590/1982-0224-20140099" docStyle="DocumentStyle:7EA6CBAC9B92AC526D6A0354C904CC04.3:NeotropIchthyol.2014-2015.journal_article" docStyleId="7EA6CBAC9B92AC526D6A0354C904CC04" docStyleName="NeotropIchthyol.2014-2015.journal_article" docStyleVersion="3" docTitle="Panaqolus Isbrucker &amp; Schraml 2001" docType="key" docVersion="7" lastPageId="8" lastPageNumber="469" masterDocId="FFB8FFA4B900FFED0C667566FF88CD5D" masterDocTitle="A new species of Panaqolus (Siluriformes: Loricariidae) from the rio Madeira basin with remarkable intraspecific color variation" masterLastPageNumber="470" masterPageNumber="461" pageId="7" pageNumber="468" updateTime="1636535390443" updateUser="ExternalLinkService" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:titleInfo>
<mods:title>A new species of Panaqolus (Siluriformes: Loricariidae) from the rio Madeira basin with remarkable intraspecific color variation</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Cramer, Christian Andreas</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Py-Daniel, Lúcia Helena Rapp</mods:namePart>
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<mods:title>Neotropical Ichthyology</mods:title>
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<mods:date>2015</mods:date>
<mods:detail type="series">
<mods:title>Neotrop. Ichthyol.</mods:title>
</mods:detail>
<mods:detail type="pubDate">
<mods:number>2015-08-25</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>13</mods:number>
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<mods:detail type="issue">
<mods:number>3</mods:number>
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<mods:start>461</mods:start>
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<mods:url>http://dx.doi.org/10.1590/1982-0224-20140099</mods:url>
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<mods:identifier type="DOI">10.1590/1982-0224-20140099</mods:identifier>
<mods:identifier type="GBIF-Dataset">2ab49e31-d925-463d-891e-f7061492af8b</mods:identifier>
<mods:identifier type="ISSN">1982-0224</mods:identifier>
<mods:identifier type="Zenodo-Dep">4551377</mods:identifier>
<mods:identifier type="ZooBank">12677D4B-E956-4303-AAB0-47C50106A099</mods:identifier>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.4551085" ID-GBIF-Taxon="182247909" ID-Zenodo-Dep="4551085" LSID="urn:lsid:plazi:treatment:038187DCB907FFE50FE87669FC8ECEB8" httpUri="http://treatment.plazi.org/id/038187DCB907FFE50FE87669FC8ECEB8" lastPageId="8" lastPageNumber="469" pageId="7" pageNumber="468">
<subSubSection pageId="7" pageNumber="468" type="nomenclature">
<paragraph blockId="7.[910,1354,782,838]" pageId="7" pageNumber="468">
<heading centered="true" fontSize="10" level="2" pageId="7" pageNumber="468" reason="2">
<emphasis bold="true" pageId="7" pageNumber="468">
Key to the
<taxonomicName authorityName="Isbrucker &amp; Schraml" authorityYear="2001" box="[1034,1152,782,806]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="468" phylum="Chordata" rank="genus">
<emphasis bold="true" box="[1034,1152,782,806]" italics="true" pageId="7" pageNumber="468">Panaqolus</emphasis>
</taxonomicName>
species (modified from
<bibRefCitation author="Cramer" box="[1082,1238,814,838]" pageId="7" pageNumber="468" pagination="61 - 70" refId="ref8146" refString="Cramer, C. A. 2014. Redescription of Panaqolus purusiensis (LaMonte, 1935) (Siluriformes: Loricariidae) withidentification key to the species of the genus. Neotropical Ichthyology, 12: 61 - 70." type="journal article" year="2014">Cramer, 2014</bibRefCitation>
)
</emphasis>
</heading>
</paragraph>
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<subSubSection lastPageId="8" lastPageNumber="469" pageId="7" pageNumber="468" type="key">
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<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[812,825,879,903]" pageId="7" pageNumber="468">1</emphasis>
Head, body and fins without alternating dark and light bands ............................................................................. 2
</keyLead>
</paragraph>
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[812,833,943,967]" pageId="7" pageNumber="468">1</emphasis>
Head, body and/or fins (in
<taxonomicName baseAuthorityName="Schaefer &amp; Stewart" baseAuthorityYear="1993" box="[1161,1303,944,967]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="468" phylum="Chordata" rank="species" species="nocturnus">
<emphasis box="[1161,1303,944,967]" italics="true" pageId="7" pageNumber="468">P. nocturnus</emphasis>
</taxonomicName>
and adult
<taxonomicName baseAuthorityName="La Monte" baseAuthorityYear="1935" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="468" phylum="Chordata" rank="species" species="purusiensis">
<emphasis italics="true" pageId="7" pageNumber="468">P. purusiensis</emphasis>
</taxonomicName>
only on fins [at least anal and pelvic fins]) with alternating dark and light bands..............................5
</keyLead>
</paragraph>
</keyStep>
<keyStep pageId="7" pageNumber="468">
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[813,826,1039,1063]" pageId="7" pageNumber="468">2</emphasis>
Dentary tooth rows in an angle of nearly 70°, forming a V. Normally dentaries meet in the middle; body and fins not covered with small light dots .................................. 3
</keyLead>
</paragraph>
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[813,834,1135,1159]" pageId="7" pageNumber="468">2</emphasis>
Dentary tooth rows in a very acute angle (50° or less) or nearly parallel, often not meeting in the middle, forming a \ /; body and fins covered with small white or yellowish dots (if faded on body, traces are present at least on dorsal and caudal fins) ................................................. 4
</keyLead>
</paragraph>
</keyStep>
<keyStep pageId="7" pageNumber="468">
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[813,826,1295,1319]" pageId="7" pageNumber="468">3</emphasis>
Body uniformly grayish black; teeth quadrate with strong lateral cusp (upper Maroni River basin,
<collectingCountry name="French Guiana" pageId="7" pageNumber="468">French Guiana</collectingCountry>
) ................................................................
<taxonomicName box="[1371,1452,1359,1383]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="468" phylum="Chordata" rank="species" species="koko">
<emphasis box="[1371,1452,1359,1383]" italics="true" pageId="7" pageNumber="468">P. koko</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[813,834,1391,1415]" pageId="7" pageNumber="468">3</emphasis>
<materialsCitation ID-GBIF-Occurrence="3114482309" location="upper Rio" pageId="7" pageNumber="468" specimenCount="1" stateProvince="Amazonas, Rio Ucayali">
Body dark with three lighter saddles between dorsal and caudal fins; teeth rounded without or with tiny lateral cusps (
<location LSID="urn:lsid:plazi:treatment:038187DCB907FFE50FE87669FC8ECEB8:8EF76011B907FFEA0FC770C9FB99C89A" box="[929,1041,1455,1479]" name="upper Rio" pageId="7" pageNumber="468" stateProvince="Amazonas, Rio Ucayali">upper Río</location>
<collectingRegion box="[1053,1322,1455,1479]" isEnumeration="true" pageId="7" pageNumber="468">Amazonas, Río Ucayali</collectingRegion>
, Río
<collectingRegion box="[1387,1447,1456,1479]" country="Ecuador" name="Napo" pageId="7" pageNumber="468">Napo</collectingRegion>
, and Río
<collectingRegion box="[942,1040,1487,1511]" country="Brazil" name="Maranhao" pageId="7" pageNumber="468">Marañón</collectingRegion>
drainages)............................
<taxonomicName baseAuthorityName="Gunther" baseAuthorityYear="1868" box="[1352,1451,1487,1511]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="468" phylum="Chordata" rank="species" species="dentex">
<emphasis box="[1352,1451,1487,1511]" italics="true" pageId="7" pageNumber="468">P. dentex</emphasis>
</taxonomicName>
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</keyLead>
</paragraph>
</keyStep>
<keyStep pageId="7" pageNumber="468">
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[813,826,1519,1543]" pageId="7" pageNumber="468">4</emphasis>
<materialsCitation ID-GBIF-Occurrence="3114482310" location="rio Marmore" municipality="rio Madeira" pageId="7" pageNumber="468" specimenCount="1" stateProvince="Madre de Dios">
Maxillary barbels elongate (9.7-19.6% HL), small eyes with orbital diameter 12.5-16.8% HL, white dots on nearly all plates (
<collectingMunicipality box="[1037,1169,1583,1607]" pageId="7" pageNumber="468">rio Madeira</collectingMunicipality>
,
<location LSID="urn:lsid:plazi:treatment:038187DCB907FFE50FE87669FC8ECEB8:8EF76011B907FFEA08FA7349FAA2CB1A" box="[1180,1322,1583,1607]" municipality="rio Madeira" name="rio Marmore" pageId="7" pageNumber="468" stateProvince="Madre de Dios">rio Marmoré</location>
, Río
<collectingRegion country="Peru" name="Madre de Dios" pageId="7" pageNumber="468">Madre de Dios</collectingRegion>
drainages)..................................................
<taxonomicName authorityName="Cramer &amp; Py-Daniel" authorityYear="2015" box="[1389,1451,1616,1639]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="468" phylum="Chordata" rank="species" species="nix">
<emphasis box="[1389,1451,1616,1639]" italics="true" pageId="7" pageNumber="468">P. nix</emphasis>
</taxonomicName>
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</keyLead>
</paragraph>
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[813,834,1647,1671]" pageId="7" pageNumber="468">4</emphasis>
<materialsCitation ID-GBIF-Occurrence="3114482315" location="upper Rio" pageId="7" pageNumber="468" specimenCount="1" stateProvince="Amazonas, Rio Ucayali">
Maxillary barbels short (1.6-8.9% HL), orbital diameter 16-20% HL, white dots on less than half of the plates (
<location LSID="urn:lsid:plazi:treatment:038187DCB907FFE50FE87669FC8ECEB8:8EF76011B907FFEA0F3F73C9FC4ECB9A" box="[857,966,1711,1735]" name="upper Rio" pageId="7" pageNumber="468" stateProvince="Amazonas, Rio Ucayali">upper Río</location>
<collectingRegion box="[974,1236,1711,1735]" isEnumeration="true" pageId="7" pageNumber="468">Amazonas, Río Ucayali</collectingRegion>
, Río
<collectingRegion box="[1294,1354,1712,1735]" country="Ecuador" name="Napo" pageId="7" pageNumber="468">Napo</collectingRegion>
, and Río
<collectingRegion box="[850,948,1743,1767]" country="Brazil" name="Maranhao" pageId="7" pageNumber="468">Marañón</collectingRegion>
rainages)...............................
<taxonomicName baseAuthorityName="Kanazawa" baseAuthorityYear="1958" box="[1263,1452,1743,1767]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="468" phylum="Chordata" rank="species" species="albomaculatus">
<emphasis box="[1263,1452,1743,1767]" italics="true" pageId="7" pageNumber="468">P. albomaculatus</emphasis>
</taxonomicName>
</materialsCitation>
</keyLead>
</paragraph>
</keyStep>
<keyStep pageId="7" pageNumber="468">
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[813,826,1775,1799]" pageId="7" pageNumber="468">5</emphasis>
<materialsCitation ID-GBIF-Occurrence="3114482302" location="upper Rio" pageId="7" pageNumber="468" specimenCount="1" stateProvince="Amazonas, Rio Ucayali">
Dark body with diffuse lighter markings; never showing bands or stripes on body or head, only on fins (
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<collectingRegion box="[850,1118,1839,1863]" isEnumeration="true" pageId="7" pageNumber="468">Amazonas, Río Ucayali</collectingRegion>
, Río
<collectingRegion box="[1181,1241,1840,1863]" country="Ecuador" name="Napo" pageId="7" pageNumber="468">Napo</collectingRegion>
, and Río
<collectingRegion box="[1353,1451,1839,1863]" country="Brazil" name="Maranhao" pageId="7" pageNumber="468">Marañón</collectingRegion>
drainages) ....................................................
<taxonomicName baseAuthorityName="Schaefer &amp; Stewart" baseAuthorityYear="1993" box="[1313,1451,1872,1895]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="7" pageNumber="468" phylum="Chordata" rank="species" species="nocturnus">
<emphasis box="[1313,1451,1872,1895]" italics="true" pageId="7" pageNumber="468">P. nocturnus</emphasis>
</taxonomicName>
</materialsCitation>
</keyLead>
</paragraph>
<paragraph blockId="7.[812,1452,879,1959]" pageId="7" pageNumber="468">
<keyLead pageId="7" pageNumber="468">
<emphasis bold="true" box="[813,834,1903,1927]" pageId="7" pageNumber="468">5</emphasis>
Body with alternating light and dark bands, at least in individuals &lt;
<quantity box="[999,1075,1935,1959]" metricMagnitude="-2" metricUnit="m" metricValue="9.0" pageId="7" pageNumber="468" unit="mm" value="90.0">90 mm</quantity>
SL................................................ 6
</keyLead>
</paragraph>
</keyStep>
<keyStep pageId="8" pageNumber="469">
<paragraph blockId="8.[136,775,174,998]" pageId="8" pageNumber="469">
<keyLead pageId="8" pageNumber="469">
<emphasis bold="true" box="[136,149,174,198]" pageId="8" pageNumber="469">6</emphasis>
<materialsCitation ID-GBIF-Occurrence="3114482316" location="upper Rio" pageId="8" pageNumber="469" specimenCount="1" stateProvince="Amazonas, Rio Ucayali">
Bandsontrunkangledinananterodorsaltoposteroventral direction (
<location LSID="urn:lsid:plazi:treatment:038187DCB907FFE50FE87669FC8ECEB8:8EF76011B908FFE50D7B75A8FE01CDBB" box="[285,393,206,230]" name="upper Rio" pageId="8" pageNumber="469" stateProvince="Amazonas, Rio Ucayali">upper Río</location>
<collectingRegion box="[400,660,206,230]" isEnumeration="true" pageId="8" pageNumber="469">Amazonas, Río Ucayali</collectingRegion>
, Río
<collectingRegion box="[717,775,206,229]" country="Ecuador" name="Napo" pageId="8" pageNumber="469">Napo</collectingRegion>
and Río
<collectingRegion box="[265,363,238,262]" country="Brazil" name="Maranhao" pageId="8" pageNumber="469">Marañón</collectingRegion>
drainages)..........................
<taxonomicName baseAuthorityName="Schaefer &amp; Stewart" baseAuthorityYear="1993" box="[662,775,238,261]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="469" phylum="Chordata" rank="species" species="gnomus">
<emphasis box="[662,676,238,261]" italics="true" pageId="8" pageNumber="469">P</emphasis>
.
<emphasis box="[690,775,238,261]" italics="true" pageId="8" pageNumber="469">gnomus</emphasis>
</taxonomicName>
</materialsCitation>
</keyLead>
</paragraph>
<paragraph blockId="8.[136,775,174,998]" pageId="8" pageNumber="469">
<keyLead pageId="8" pageNumber="469">
<emphasis bold="true" box="[136,157,269,293]" pageId="8" pageNumber="469">6</emphasis>
Bands on trunk angled in a posterodorsal to anteroventral direction......................................................................... 7
</keyLead>
</paragraph>
</keyStep>
<keyStep pageId="8" pageNumber="469">
<paragraph blockId="8.[136,775,174,998]" pageId="8" pageNumber="469">
<keyLead pageId="8" pageNumber="469">
<emphasis bold="true" box="[136,149,334,358]" pageId="8" pageNumber="469">7</emphasis>
Dark bands on trunk and dorsal fin as wide as or thinner than light interspaces; trunk with 6-12 (mode=8) dark bands; adipose with 1-2 (usually 2) dark bands (Río Nanay and Río Itaya drainages) ....................
<taxonomicName baseAuthorityName="Chockley &amp; Armbruster" baseAuthorityYear="2002" box="[655,773,430,454]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="469" phylum="Chordata" rank="species" species="changae">
<emphasis box="[655,669,430,453]" italics="true" pageId="8" pageNumber="469">P</emphasis>
.
<emphasis box="[682,773,430,454]" italics="true" pageId="8" pageNumber="469">changae</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph blockId="8.[136,775,174,998]" pageId="8" pageNumber="469">
<keyLead pageId="8" pageNumber="469">
<emphasis bold="true" box="[136,158,461,485]" pageId="8" pageNumber="469">7</emphasis>
Dark bands on trunk and dorsal fin much wider than light interspaces in specimens larger than
<quantity box="[653,733,494,518]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="8" pageNumber="469" unit="mm" value="25.0">25 mm</quantity>
SL (specimens larger than
<quantity box="[431,509,526,550]" metricMagnitude="-2" metricUnit="m" metricValue="8.5" pageId="8" pageNumber="469" unit="mm" value="85.0">85 mm</quantity>
SL may not show clear bands on the trunk); trunk with 3-9 dark bars .............. 8
</keyLead>
</paragraph>
</keyStep>
<keyStep pageId="8" pageNumber="469">
<paragraph blockId="8.[136,775,174,998]" pageId="8" pageNumber="469">
<keyLead pageId="8" pageNumber="469">
<emphasis bold="true" box="[136,149,590,614]" pageId="8" pageNumber="469">8</emphasis>
<materialsCitation ID-GBIF-Occurrence="3114482312" location="Rio San Alejandro" pageId="8" pageNumber="469" specimenCount="1" stateProvince="Ucayali">
Dentary tooth rows parallel; body base color black (
<location LSID="urn:lsid:plazi:treatment:038187DCB907FFE50FE87669FC8ECEB8:8EF76011B908FFE50EB87728FEC4CFDB" name="Rio San Alejandro" pageId="8" pageNumber="469" stateProvince="Ucayali">Río San Alejandro</location>
,
<collectingRegion box="[342,425,622,646]" country="Peru" name="Ucayali" pageId="8" pageNumber="469">Ucayali</collectingRegion>
drainage) .............
<taxonomicName authorityName="Lujan, Steele and Velasquez" authorityYear="2013" box="[632,775,622,646]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="469" phylum="Chordata" rank="species" species="albivermis">
<emphasis box="[632,775,622,646]" italics="true" pageId="8" pageNumber="469">P. albivermis</emphasis>
</taxonomicName>
</materialsCitation>
</keyLead>
</paragraph>
<paragraph blockId="8.[136,775,174,998]" pageId="8" pageNumber="469">
<keyLead pageId="8" pageNumber="469">
<emphasis bold="true" box="[136,158,653,677]" pageId="8" pageNumber="469">8</emphasis>
Dentary tooth rows acutely angled; body base color brown or olivaceous ...................................................... 9
</keyLead>
</paragraph>
</keyStep>
<keyStep pageId="8" pageNumber="469">
<paragraph blockId="8.[136,775,174,998]" pageId="8" pageNumber="469">
<keyLead pageId="8" pageNumber="469">
<emphasis bold="true" box="[136,149,718,742]" pageId="8" pageNumber="469">9</emphasis>
Small adult size (max.
<quantity box="[412,485,718,742]" metricMagnitude="-2" metricUnit="m" metricValue="8.7" pageId="8" pageNumber="469" unit="mm" value="87.0">87 mm</quantity>
SL, usually smaller); trunk with 3-7 (mode=4) dark bars; dorsal-pelvic depth 19-23% (mean=21%) of SL (Río Orinoco drainage) .......
<taxonomicName baseAuthorityName="Schaefer &amp; Stewart" baseAuthorityYear="1993" box="[669,775,783,806]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="469" phylum="Chordata" rank="species" species="maccus">
<emphasis box="[669,775,783,806]" italics="true" pageId="8" pageNumber="469">P. maccus</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
<paragraph blockId="8.[136,775,174,998]" pageId="8" pageNumber="469">
<keyLead pageId="8" pageNumber="469">
<emphasis bold="true" box="[136,158,814,838]" pageId="8" pageNumber="469">9</emphasis>
Large adult size (max.
<quantity box="[434,545,814,838]" metricMagnitude="-1" metricUnit="m" metricValue="1.304" pageId="8" pageNumber="469" unit="mm" value="130.4">130.4 mm</quantity>
SL); trunk with 5-9 (mode=7) dark bars in specimens larger than
<quantity box="[695,774,846,870]" metricMagnitude="-2" metricUnit="m" metricValue="2.5" pageId="8" pageNumber="469" unit="mm" value="25.0">25 mm</quantity>
SL (smaller specimens with 4 bars; specimens larger than
<quantity box="[227,302,910,934]" metricMagnitude="-2" metricUnit="m" metricValue="8.5" pageId="8" pageNumber="469" unit="mm" value="85.0">85 mm</quantity>
SL may not show clear bands on the trunk); dorsal-pelvic depth 22-32% (mean 27%) of SL (rio Purus drainage)...................................................
<taxonomicName baseAuthorityName="La Monte" baseAuthorityYear="1935" box="[622,774,974,998]" class="Actinopterygii" family="Loricariidae" genus="Panaqolus" kingdom="Animalia" order="Siluriformes" pageId="8" pageNumber="469" phylum="Chordata" rank="species" species="purusiensis">
<emphasis box="[622,774,974,998]" italics="true" pageId="8" pageNumber="469">P. purusiensis</emphasis>
</taxonomicName>
</keyLead>
</paragraph>
</keyStep>
</subSubSection>
</treatment>
</document>