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<document id="902D42E1D5725004DB864F73A5951EDC" ID-DOI="10.5281/zenodo.157733" ID-GBIF-Dataset="0827977b-d045-4df4-8506-0ee8b4b5b4ce" ID-ISSN="1175­5326" ID-Zenodo-Dep="157733" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461022817455" checkinUser="plazi" docAuthor="Ng, Heok Hee &amp; Tan, Heok Hui" docDate="2004" docId="950E87E9520EFFDF1B4455CDAD9BAF63" docLanguage="en" docName="zt00580.pdf" docOrigin="Zootaxa 580" docStyle="DocumentStyle:FA7E419B012A62B0FC3AC15A186C3DAF.3:Zootaxa.2001-2006.journal_article" docStyleId="FA7E419B012A62B0FC3AC15A186C3DAF" docStyleName="Zootaxa.2001-2006.journal_article" docStyleVersion="3" docTitle="Ompok platyrhynchus Ng &amp; Tan, 2004, sp. nov." docType="treatment" docVersion="9" lastPageNumber="5" masterDocId="6937FF91520FFFDB1A4C5673A92BA93D" masterDocTitle="Ompok platyrhynchus, a new silurid catfish (Teleostei: Siluridae) from Borneo" masterLastPageNumber="11" masterPageNumber="1" pageNumber="2" updateTime="1698570699887" updateUser="plazi">
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<mods:title id="6F3EFD337C7FFC539A4617AB5B6AE93F">Ompok platyrhynchus, a new silurid catfish (Teleostei: Siluridae) from Borneo</mods:title>
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<mods:namePart id="CAFF025C8E96EC417E62B4101D7F7105">Ng, Heok Hee</mods:namePart>
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<mods:namePart id="DEB7B9DE6B768125F7F0458C59482B74">Tan, Heok Hui</mods:namePart>
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<mods:title id="47FCC4F6367D1E5BDA42442154878D1F">Zootaxa</mods:title>
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<mods:date id="F6F62CD400ED8E3F5DF04CD5AA52BCA2">2004</mods:date>
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<mods:number id="2C732595D4DE555749396D9F9ECB0D52">580</mods:number>
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<mods:classification id="CDB67500BC9AA21361D5845F960DF7A0">journal article</mods:classification>
<mods:identifier id="50156A5261DCEEF8A57B10A25C34F004" type="DOI">10.5281/zenodo.157733</mods:identifier>
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<treatment id="950E87E9520EFFDF1B4455CDAD9BAF63" ID-DOI="http://doi.org/10.5281/zenodo.5665234" ID-GBIF-Taxon="119605540" ID-Zenodo-Dep="5665234" LSID="urn:lsid:plazi:treatment:950E87E9520EFFDF1B4455CDAD9BAF63" httpUri="http://treatment.plazi.org/id/950E87E9520EFFDF1B4455CDAD9BAF63" lastPageId="4" lastPageNumber="5" pageId="1" pageNumber="2">
<subSubSection id="55BD6574520EFFDA1B4455CDABBBAD26" pageId="1" pageNumber="2" type="nomenclature">
<paragraph id="1D1836FF520EFFDA1B4455CDAA01AAE5" blockId="1.[264,810,958,984]" box="[264,810,958,984]" pageId="1" pageNumber="2">
<heading id="46508193520EFFDA1B4455CDAA01AAE5" bold="true" box="[264,810,958,984]" fontSize="11" level="1" pageId="1" pageNumber="2" reason="1">
<emphasis id="2FD3EAED520EFFDA1B4455CDAA01AAE5" bold="true" box="[264,810,958,984]" pageId="1" pageNumber="2">
<taxonomicName id="DAA74D7C520EFFDA1B4455CDAB3FAAE5" ID-CoL="49FCN" box="[264,532,958,984]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="platyrhynchus" status="sp. nov.">
<emphasis id="2FD3EAED520EFFDA1B4455CDAB3FAAE5" bold="true" box="[264,532,958,984]" italics="true" pageId="1" pageNumber="2">Ompok platyrhynchus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="34E05796520EFFDA185755CDAB52AAE5" box="[539,633,958,984]" pageId="1" pageNumber="2" rank="species">sp. nov.</taxonomicNameLabel>
(
<figureCitation id="859C2A7A520EFFDA18C455CDABF7AAE5" box="[648,732,958,984]" captionStart="FIGURE 1" captionStartId="2.[264,367,965,989]" captionTargetBox="[270,1316,313,954]" captionTargetId="figure@2.[265,1324,597,958]" captionTargetPageId="2" captionText="FIGURE 1. Ompok platyrhynchus, ZRC 48678, holotype, 78.9 mm SL; Borneo: Brunei Darussalam, Sungai Esu; a. preserved coloration; b. live coloration." httpUri="https://zenodo.org/record/169130/files/figure.png" pageId="1" pageNumber="2">Figs. 1</figureCitation>
&amp;
<figureCitation id="859C2A7A520EFFDA194E55CDAA3AAAE5" box="[770,785,958,984]" captionStart="FIGURE 2" captionStartId="3.[264,368,1787,1811]" captionTargetBox="[341,1249,1033,1776]" captionTargetId="figure@3.[341,1250,1033,1784]" captionTargetPageId="3" captionText="FIGURE 2. Lateral views of heads of: a. Ompok platyrhynchus, ZRC 48678, holotype, 78.9 mm SL; b. O. hypophthalmus, UMMZ 155789, 126.0 mm SL; c. O. rhadinurus, UMMZ 155679, 80.9 mm SL and d. O. urbaini, UMMZ 234411, 85.5 mm SL. Scale bar represents 5 mm." httpUri="https://zenodo.org/record/157735/files/figure.png" pageId="1" pageNumber="2">2</figureCitation>
a)
</emphasis>
</heading>
</paragraph>
<paragraph id="1D1836FF520EFFDA1B445277ABBBAD26" blockId="1.[264,656,1028,1051]" box="[264,656,1028,1051]" pageId="1" pageNumber="2">
<treatmentCitationGroup id="3DB711D1520EFFDA1B445277ABBBAD26" box="[264,656,1028,1051]" pageId="1" pageNumber="2">
<taxonomicName id="DAA74D7C520EFFDA1B445277A87EAD26" ID-CoL="685P" box="[264,341,1028,1051]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="genus">
<emphasis id="2FD3EAED520EFFDA1B445277A87EAD26" box="[264,341,1028,1051]" italics="true" pageId="1" pageNumber="2">Ompok</emphasis>
</taxonomicName>
sp.
<treatmentCitation id="9C0610EE520EFFDA1BCD5277ABA7AD26" author="Choy" box="[385,652,1028,1051]" page="769" pageId="1" pageNumber="2" year="1994">
<bibRefCitation id="79364B0E520EFFDA1BCD5277AB7CAD26" author="Choy" box="[385,599,1028,1051]" pageId="1" pageNumber="11" refString="Choy, S. C. &amp; Chin, P. K. (1994) Freshwater fishes from the headwaters of the Belalong-Temburong river system, Brunei Darussalam, Borneo. The Raffles Bulletin of Zoology, 42, 757 - 774. Ng, H. H. (2003) A review of the Ompok hypophthalmus group of silurid catfishes with the description of a new species from South-East Asia. Journal of Fish Biology, 62, 1296 - 1311. Steindachner, F. (1901) Fische. In: Kukenthal, W. (ed.) Ergebnisse einer zoologischen Forschungreise in den Molukken und Borneo. Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft, 25, 408 - 464, pls. 17 - 18." type="journal article" year="1994">
Choy &amp;
<collectingCountry id="65B0766F520EFFDA1B915277AB38AD26" box="[477,531,1028,1051]" name="China" pageId="1" pageNumber="2">Chin</collectingCountry>
, 1994
</bibRefCitation>
: 769
</treatmentCitation>
.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="55BD6574520EFFDA1B445237A88CAC73" pageId="1" pageNumber="2" type="materials_examined">
<paragraph id="1D1836FF520EFFDA1B445237ABAEADEB" blockId="1.[264,1324,1092,1878]" pageId="1" pageNumber="2">
<emphasis id="2FD3EAED520EFFDA1B445237A894AD63" bold="true" box="[264,447,1092,1118]" pageId="1" pageNumber="2">
<typeStatus id="C21C885D520EFFDA1B445237A86EAD63" box="[264,325,1092,1118]" pageId="1" pageNumber="2">Type</typeStatus>
material.
</emphasis>
<typeStatus id="C21C885D520EFFDA1B9D5237AB68AD63" box="[465,579,1092,1118]" pageId="1" pageNumber="2" type="holotype">Holotype</typeStatus>
:
<collectionCode id="7BB6AE3A520EFFDA18035237ABA3AD63" box="[591,648,1092,1118]" httpUri="http://grbio.org/cool/16z4-1tbx" name="Zoological Reference Collection, National University of Singapore" pageId="1" pageNumber="2">ZRC</collectionCode>
48678, male,
<quantity id="DA5F9B1A520EFFDA19785237AAB5AD63" box="[820,926,1092,1118]" metricMagnitude="-2" metricUnit="m" metricValue="7.89" pageId="1" pageNumber="2" unit="mm" value="78.9">78.9 mm</quantity>
<collectionCode id="7BB6AE3A520EFFDA19EA5237AAE7AD63" box="[934,972,1092,1118]" pageId="1" pageNumber="2">SL</collectionCode>
; Borneo:
<collectingCountry id="65B0766F520EFFDA1E0C5237AC0DAD63" box="[1088,1318,1092,1118]" name="Brunei" pageId="1" pageNumber="2">Brunei Darussalam</collectingCountry>
, Temburong district: Temburong basin, Belalong sub­basin; Sungai Esu, about 15 minutes upstream of Kuala Belalong Field Studies Centre (
<geoCoordinate id="78935038520EFFDA193E52E7AD38AD93" box="[882,1043,1172,1198]" direction="north" orientation="latitude" pageId="1" pageNumber="2" precision="1" value="4.5383058">04°32'17.9&quot;N</geoCoordinate>
<geoCoordinate id="78935038520EFFDA1E5352E7ADE5AD93" box="[1055,1230,1172,1198]" direction="east" orientation="longitude" pageId="1" pageNumber="2" precision="1" value="115.15978">115°09'35.2&quot;E</geoCoordinate>
); H. H. Tan &amp; K. K. P. Lim,
<date id="6919103F520EFFDA1BB052CFABAAADEB" box="[508,641,1212,1238]" pageId="1" pageNumber="2" value="2001-10-06">6 Oct 2001</date>
.
</paragraph>
<paragraph id="1D1836FF520EFFDA1B745297A88CAC73" blockId="1.[264,1324,1092,1878]" pageId="1" pageNumber="2">
<typeStatus id="C21C885D520EFFDA1B745297A888ADC3" box="[312,419,1252,1278]" pageId="1" pageNumber="2" type="paratype">Paratype</typeStatus>
:
<collectionCode id="7BB6AE3A520EFFDA1BE25297A8CCADC3" box="[430,487,1252,1278]" httpUri="http://grbio.org/cool/16z4-1tbx" name="Zoological Reference Collection, National University of Singapore" pageId="1" pageNumber="2">ZRC</collectionCode>
31807, cleared and stained, 55.0 mm
<collectionCode id="7BB6AE3A520EFFDA19E55297AAE4ADC3" box="[937,975,1252,1278]" pageId="1" pageNumber="2">SL</collectionCode>
; Borneo:
<collectingCountry id="65B0766F520EFFDA1E0E5297AC03ADC3" box="[1090,1320,1252,1278]" name="Brunei" pageId="1" pageNumber="2">Brunei Darussalam</collectingCountry>
, Temburong District, Sungai Belalong at Kuala Belalong Field Study Center; S. C. Choy,
<date id="6919103F520EFFDA1B445347A888AC73" box="[264,419,1332,1358]" pageId="1" pageNumber="2" value="1992-07-27">27 July 1992</date>
.
</paragraph>
</subSubSection>
<subSubSection id="55BD6574520EFFDA1B74532FAA6BAF5B" pageId="1" pageNumber="2" type="diagnosis">
<paragraph id="1D1836FF520EFFDA1B74532FAA6BAF5B" blockId="1.[264,1324,1092,1878]" pageId="1" pageNumber="2">
<emphasis id="2FD3EAED520EFFDA1B74532FA893AC4B" bold="true" box="[312,440,1372,1398]" pageId="1" pageNumber="2">Diagnosis.</emphasis>
<taxonomicName id="DAA74D7C520EFFDA1B8C532FABE8AC48" box="[448,707,1372,1397]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="platyrhynchus">
<emphasis id="2FD3EAED520EFFDA1B8C532FABE8AC48" box="[448,707,1372,1397]" italics="true" pageId="1" pageNumber="2">Ompok platyrhynchus</emphasis>
</taxonomicName>
can be distinguished from all Southeast Asian congeners, except for
<taxonomicName id="DAA74D7C520EFFDA1BA853F7AB90ACA0" box="[484,699,1412,1437]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="hypophthalmus">
<emphasis id="2FD3EAED520EFFDA1BA853F7AB90ACA0" box="[484,699,1412,1437]" italics="true" pageId="1" pageNumber="2">
<collectingCountry id="65B0766F520EFFDA1BA853F7A8D7ACA0" box="[484,508,1412,1437]" name="Iceland" pageId="1" pageNumber="2">O</collectingCountry>
. hypophthalmus
</emphasis>
</taxonomicName>
,
<taxonomicName id="DAA74D7C520EFFDA188753F7AA5AACA0" box="[715,881,1412,1437]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="rhadinurus">
<emphasis id="2FD3EAED520EFFDA188753F7AA5AACA0" box="[715,881,1412,1437]" italics="true" pageId="1" pageNumber="2">
<collectingCountry id="65B0766F520EFFDA188753F7ABC8ACA0" box="[715,739,1412,1437]" name="Iceland" pageId="1" pageNumber="2">O</collectingCountry>
. rhadinurus
</emphasis>
</taxonomicName>
and
<taxonomicName id="DAA74D7C520EFFDA19E053F7AD0CACA0" box="[940,1063,1412,1437]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="urbaini">
<emphasis id="2FD3EAED520EFFDA19E053F7AD0CACA0" box="[940,1063,1412,1437]" italics="true" pageId="1" pageNumber="2">
<collectingCountry id="65B0766F520EFFDA19E053F7AAEFACA0" box="[940,964,1412,1437]" name="Iceland" pageId="1" pageNumber="2">O</collectingCountry>
. urbaini
</emphasis>
</taxonomicName>
, in having 74–80 (vs. 40–70) anal­fin rays.
<taxonomicName id="DAA74D7C520EFFDA185F53DFAA3DACF8" box="[531,790,1452,1477]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="platyrhynchus">
<emphasis id="2FD3EAED520EFFDA185F53DFAA3DACF8" box="[531,790,1452,1477]" italics="true" pageId="1" pageNumber="2">Ompok platyrhynchus</emphasis>
</taxonomicName>
differs from
<taxonomicName id="DAA74D7C520EFFDA19FA53DFADA5ACF8" box="[950,1166,1452,1477]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="hypophthalmus">
<emphasis id="2FD3EAED520EFFDA19FA53DFADA5ACF8" box="[950,1166,1452,1477]" italics="true" pageId="1" pageNumber="2">
<collectingCountry id="65B0766F520EFFDA19FA53DFAAE5ACF8" box="[950,974,1452,1477]" name="Iceland" pageId="1" pageNumber="2">O</collectingCountry>
. hypophthalmus
</emphasis>
</taxonomicName>
,
<taxonomicName id="DAA74D7C520EFFDA1ED353DFA806ACD0" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="rhadinurus">
<emphasis id="2FD3EAED520EFFDA1ED353DFA806ACD0" italics="true" pageId="1" pageNumber="2">
<collectingCountry id="65B0766F520EFFDA1ED353DFAD9CACF8" box="[1183,1207,1452,1477]" name="Iceland" pageId="1" pageNumber="2">O</collectingCountry>
. rhadinurus
</emphasis>
</taxonomicName>
and
<taxonomicName id="DAA74D7C520EFFDA1B2B53A7A8C9ACD0" box="[359,482,1492,1517]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="1" pageNumber="2" phylum="Chordata" rank="species" species="urbaini">
<emphasis id="2FD3EAED520EFFDA1B2B53A7A8C9ACD0" box="[359,482,1492,1517]" italics="true" pageId="1" pageNumber="2">
<collectingCountry id="65B0766F520EFFDA1B2B53A7A854ACD0" box="[359,383,1492,1517]" name="Iceland" pageId="1" pageNumber="2">O</collectingCountry>
. urbaini
</emphasis>
</taxonomicName>
in lacking a distinct nuchal concavity (
<figureCitation id="859C2A7A520EFFDA19FC53A7AAD3ACD3" box="[944,1016,1492,1518]" captionStart="FIGURE 2" captionStartId="3.[264,368,1787,1811]" captionTargetBox="[341,1249,1033,1776]" captionTargetId="figure@3.[341,1250,1033,1784]" captionTargetPageId="3" captionText="FIGURE 2. Lateral views of heads of: a. Ompok platyrhynchus, ZRC 48678, holotype, 78.9 mm SL; b. O. hypophthalmus, UMMZ 155789, 126.0 mm SL; c. O. rhadinurus, UMMZ 155679, 80.9 mm SL and d. O. urbaini, UMMZ 234411, 85.5 mm SL. Scale bar represents 5 mm." httpUri="https://zenodo.org/record/157735/files/figure.png" pageId="1" pageNumber="2">Fig. 2</figureCitation>
), and having a more slen­ der body (13.5–17.7% SL vs. 18.9–24.5), shorter snout (37.1–38.1% HL vs. 39.4–47.5) and maxillary barbels (reaching to middle of pectoral fin vs. reaching to anterior third of anal fin), and more vertebrae (59–60 vs. 47–58).
</paragraph>
</subSubSection>
<subSubSection id="55BD6574520EFFDF1B745007AB96AD6B" lastPageId="4" lastPageNumber="5" pageId="1" pageNumber="2" type="description">
<paragraph id="1D1836FF520EFFDA1B745007A8DCAFE3" blockId="1.[264,1324,1092,1878]" pageId="1" pageNumber="2">
<emphasis id="2FD3EAED520EFFDA1B745007A8E4AFB3" bold="true" box="[312,463,1652,1678]" pageId="1" pageNumber="2">Description.</emphasis>
Biometric data in Table 1. Body laterally compressed; maximum body depth located at pelvic­fin origin; head as broad as body and depressed. Dorsal profile of body gently convex.
</paragraph>
<paragraph id="1D1836FF520EFFDA1B74509FAAB3AE6B" blockId="1.[264,1324,1092,1878]" pageId="1" pageNumber="2">Anterior profile of snout rounded. Anterior pair of nostrils tubular and anteromedial to maxillary barbel base. Posterior pair of nostrils bordered by fleshy dorsal and ventral membranes and posteromedial to maxillary barbel base.</paragraph>
<caption id="49D86677520DFFD91B4455B6AAB2AAC2" httpUri="https://zenodo.org/record/169130/files/figure.png" pageId="2" pageNumber="3" targetBox="[270,1316,313,954]" targetPageId="2">
<paragraph id="1D1836FF520DFFD91B4455B6AAB2AAC2" blockId="2.[264,1323,965,1023]" pageId="2" pageNumber="3">
<emphasis id="2FD3EAED520DFFD91B4455B6A8A7AAE0" bold="true" box="[264,396,965,989]" pageId="2" pageNumber="3">FIGURE 1.</emphasis>
<taxonomicName id="DAA74D7C520DFFD91BD355B6ABA0AAE1" box="[415,651,965,988]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="2" pageNumber="3" phylum="Chordata" rank="species" species="platyrhynchus">
<emphasis id="2FD3EAED520DFFD91BD355B6ABA0AAE1" box="[415,651,965,988]" italics="true" pageId="2" pageNumber="3">Ompok platyrhynchus</emphasis>
</taxonomicName>
, ZRC 48678, holotype, 78.9 mm SL; Borneo: Brunei Darussalam, Sungai Esu; a. preserved coloration; b. live coloration.
</paragraph>
</caption>
<paragraph id="1D1836FF520DFFD91B44525CAD89AE61" pageId="2" pageNumber="3">
<table id="6FA7C45F520D00241B44525EAD94AE61" box="[264,1215,1069,1884]" gridcols="4" gridrows="24" pageId="2" pageNumber="3">
<tr id="A39734BD520D00241B44525EAD94AD7A" box="[264,1215,1069,1095]" gridrow="0" pageId="2" pageNumber="3" rowspan-3="1">
<th id="E0465DC1520D00241B44525EAB7DAD7A" box="[264,598,1069,1095]" gridcol="0" gridrow="0" pageId="2" pageNumber="3">
<emphasis id="2FD3EAED520DFFD91B44525CA850AD7A" bold="true" box="[264,379,1071,1095]" pageId="2" pageNumber="3">TABLE 1.</emphasis>
Morphometric data
</th>
<th id="E0465DC1520D00241811525EABE4AD7A" box="[605,719,1069,1095]" gridcol="1" gridrow="0" pageId="2" pageNumber="3">
for
<taxonomicName id="DAA74D7C520DFFD918CE525CABE4AD7B" box="[642,719,1071,1094]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="2" pageNumber="3" phylum="Chordata" rank="genus">
<emphasis id="2FD3EAED520DFFD918CE525CABE4AD7B" box="[642,719,1071,1094]" italics="true" pageId="2" pageNumber="3">Ompok</emphasis>
</taxonomicName>
</th>
<th id="E0465DC1520D0024189A525EAA54AD7A" box="[726,895,1069,1095]" gridcol="2" gridrow="0" pageId="2" pageNumber="3">
<taxonomicName id="DAA74D7C520DFFD9189A525CAA47AD7B" box="[726,876,1071,1094]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="2" pageNumber="3" phylum="Chordata" rank="species" species="platyrhynchus">
<emphasis id="2FD3EAED520DFFD9189A525CAA47AD7B" box="[726,876,1071,1094]" italics="true" pageId="2" pageNumber="3">platyrhynchus</emphasis>
</taxonomicName>
.
</th>
</tr>
<tr id="A39734BD520D00241B44522EAD94AD48" box="[264,1215,1117,1141]" gridrow="1" pageId="2" pageNumber="3" rowspan-0="1" rowspan-1="1">
<td id="E0465DC1520D0024189A522EAA54AD48" box="[726,895,1117,1141]" gridcol="2" gridrow="1" pageId="2" pageNumber="3">
<emphasis id="2FD3EAED520DFFD9195B522EAA54AD48" bold="true" box="[791,895,1117,1141]" pageId="2" pageNumber="3">Holotype</emphasis>
</td>
<td id="E0465DC1520D00241E1B522EAD94AD48" box="[1111,1215,1117,1141]" gridcol="3" gridrow="1" pageId="2" pageNumber="3">
<emphasis id="2FD3EAED520DFFD91E1B522EAD94AD48" bold="true" box="[1111,1215,1117,1141]" pageId="2" pageNumber="3">Paratype</emphasis>
</td>
</tr>
<tr id="A39734BD520D00241B44520CAD94ADAA" box="[264,1215,1151,1175]" gridrow="2" pageId="2" pageNumber="3" rowspan-1="1" rowspan-2="1" rowspan-3="1">
<th id="E0465DC1520D00241B44520CAB7DADAA" box="[264,598,1151,1175]" gridcol="0" gridrow="2" pageId="2" pageNumber="3">
<emphasis id="2FD3EAED520DFFD91B59520CA87CADAA" bold="true" box="[277,343,1151,1175]" pageId="2" pageNumber="3">% SL</emphasis>
</th>
</tr>
<tr id="A39734BD520D00241B4452D2AD94AD85" box="[264,1215,1185,1208]" gridrow="3" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B4452D2AB7DAD85" box="[264,598,1185,1208]" gridcol="0" gridrow="3" pageId="2" pageNumber="3">Predorsal length</th>
<td id="E0465DC1520D0024189A52D2AA54AD85" box="[726,895,1185,1208]" gridcol="2" gridrow="3" pageId="2" pageNumber="3">28.1</td>
<td id="E0465DC1520D00241E1B52D2AD94AD85" box="[1111,1215,1185,1208]" gridcol="3" gridrow="3" pageId="2" pageNumber="3">29.8</td>
</tr>
<tr id="A39734BD520D00241B4452B0AD94ADE7" box="[264,1215,1219,1242]" gridrow="4" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B4452B0AB7DADE7" box="[264,598,1219,1242]" gridcol="0" gridrow="4" pageId="2" pageNumber="3">Preanal length</th>
<td id="E0465DC1520D0024189A52B0AA54ADE7" box="[726,895,1219,1242]" gridcol="2" gridrow="4" pageId="2" pageNumber="3">33.0</td>
<td id="E0465DC1520D00241E1B52B0AD94ADE7" box="[1111,1215,1219,1242]" gridcol="3" gridrow="4" pageId="2" pageNumber="3">32.4</td>
</tr>
<tr id="A39734BD520D00241B445297AD94ADC6" box="[264,1215,1252,1275]" gridrow="5" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445297AB7DADC6" box="[264,598,1252,1275]" gridcol="0" gridrow="5" pageId="2" pageNumber="3">Prepelvic length</th>
<td id="E0465DC1520D0024189A5297AA54ADC6" box="[726,895,1252,1275]" gridcol="2" gridrow="5" pageId="2" pageNumber="3">30.3</td>
<td id="E0465DC1520D00241E1B5297AD94ADC6" box="[1111,1215,1252,1275]" gridcol="3" gridrow="5" pageId="2" pageNumber="3">31.5</td>
</tr>
<tr id="A39734BD520D00241B445375AD94AC20" box="[264,1215,1286,1309]" gridrow="6" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445375AB7DAC20" box="[264,598,1286,1309]" gridcol="0" gridrow="6" pageId="2" pageNumber="3">Prepectoral length</th>
<td id="E0465DC1520D0024189A5375AA54AC20" box="[726,895,1286,1309]" gridcol="2" gridrow="6" pageId="2" pageNumber="3">19.5</td>
<td id="E0465DC1520D00241E1B5375AD94AC20" box="[1111,1215,1286,1309]" gridcol="3" gridrow="6" pageId="2" pageNumber="3">20.0</td>
</tr>
<tr id="A39734BD520D00241B44535BAD94AC02" box="[264,1215,1320,1343]" gridrow="7" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B44535BAB7DAC02" box="[264,598,1320,1343]" gridcol="0" gridrow="7" pageId="2" pageNumber="3">Dorsal­fin length</th>
<td id="E0465DC1520D0024189A535BAA54AC02" box="[726,895,1320,1343]" gridcol="2" gridrow="7" pageId="2" pageNumber="3">5.3</td>
<td id="E0465DC1520D00241E1B535BAD94AC02" box="[1111,1215,1320,1343]" gridcol="3" gridrow="7" pageId="2" pageNumber="3">5.6</td>
</tr>
<tr id="A39734BD520D00241B445339AD94AC5C" box="[264,1215,1354,1377]" gridrow="8" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445339AB7DAC5C" box="[264,598,1354,1377]" gridcol="0" gridrow="8" pageId="2" pageNumber="3">Anal­fin length</th>
<td id="E0465DC1520D0024189A5339AA54AC5C" box="[726,895,1354,1377]" gridcol="2" gridrow="8" pageId="2" pageNumber="3">67.4</td>
<td id="E0465DC1520D00241E1B5339AD94AC5C" box="[1111,1215,1354,1377]" gridcol="3" gridrow="8" pageId="2" pageNumber="3">68.2</td>
</tr>
<tr id="A39734BD520D00241B44531FAD94ACBE" box="[264,1215,1388,1411]" gridrow="9" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B44531FAB7DACBE" box="[264,598,1388,1411]" gridcol="0" gridrow="9" pageId="2" pageNumber="3">Pelvic­fin length</th>
<td id="E0465DC1520D0024189A531FAA54ACBE" box="[726,895,1388,1411]" gridcol="2" gridrow="9" pageId="2" pageNumber="3">6.0</td>
<td id="E0465DC1520D00241E1B531FAD94ACBE" box="[1111,1215,1388,1411]" gridcol="3" gridrow="9" pageId="2" pageNumber="3">4.5</td>
</tr>
<tr id="A39734BD520D00241B4453FEAD94AC99" box="[264,1215,1421,1444]" gridrow="10" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B4453FEAB7DAC99" box="[264,598,1421,1444]" gridcol="0" gridrow="10" pageId="2" pageNumber="3">Pectoral­fin length</th>
<td id="E0465DC1520D0024189A53FEAA54AC99" box="[726,895,1421,1444]" gridcol="2" gridrow="10" pageId="2" pageNumber="3">14.2</td>
<td id="E0465DC1520D00241E1B53FEAD94AC99" box="[1111,1215,1421,1444]" gridcol="3" gridrow="10" pageId="2" pageNumber="3">14.4</td>
</tr>
<tr id="A39734BD520D00241B4453DCAD94ACFB" box="[264,1215,1455,1478]" gridrow="11" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B4453DCAB7DACFB" box="[264,598,1455,1478]" gridcol="0" gridrow="11" pageId="2" pageNumber="3">Pectoral­spine length</th>
<td id="E0465DC1520D0024189A53DCAA54ACFB" box="[726,895,1455,1478]" gridcol="2" gridrow="11" pageId="2" pageNumber="3">7.2</td>
<td id="E0465DC1520D00241E1B53DCAD94ACFB" box="[1111,1215,1455,1478]" gridcol="3" gridrow="11" pageId="2" pageNumber="3">5.8</td>
</tr>
<tr id="A39734BD520D00241B4453A2AD94ACD5" box="[264,1215,1489,1512]" gridrow="12" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B4453A2AB7DACD5" box="[264,598,1489,1512]" gridcol="0" gridrow="12" pageId="2" pageNumber="3">Caudal­fin length</th>
<td id="E0465DC1520D0024189A53A2AA54ACD5" box="[726,895,1489,1512]" gridcol="2" gridrow="12" pageId="2" pageNumber="3">15.2</td>
<td id="E0465DC1520D00241E1B53A2AD94ACD5" box="[1111,1215,1489,1512]" gridcol="3" gridrow="12" pageId="2" pageNumber="3">14.9</td>
</tr>
<tr id="A39734BD520D00241B445380AD94AF37" box="[264,1215,1523,1546]" gridrow="13" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445380AB7DAF37" box="[264,598,1523,1546]" gridcol="0" gridrow="13" pageId="2" pageNumber="3">Body depth at anus</th>
<td id="E0465DC1520D0024189A5380AA54AF37" box="[726,895,1523,1546]" gridcol="2" gridrow="13" pageId="2" pageNumber="3">17.7</td>
<td id="E0465DC1520D00241E1B5380AD94AF37" box="[1111,1215,1523,1546]" gridcol="3" gridrow="13" pageId="2" pageNumber="3">13.5</td>
</tr>
<tr id="A39734BD520D00241B445066AD94AF11" box="[264,1215,1557,1580]" gridrow="14" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445066AB7DAF11" box="[264,598,1557,1580]" gridcol="0" gridrow="14" pageId="2" pageNumber="3">Caudal peduncle depth</th>
<td id="E0465DC1520D0024189A5066AA54AF11" box="[726,895,1557,1580]" gridcol="2" gridrow="14" pageId="2" pageNumber="3">5.1</td>
<td id="E0465DC1520D00241E1B5066AD94AF11" box="[1111,1215,1557,1580]" gridcol="3" gridrow="14" pageId="2" pageNumber="3">5.1</td>
</tr>
<tr id="A39734BD520D00241B445045AD94AF70" box="[264,1215,1590,1613]" gridrow="15" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445045AB7DAF70" box="[264,598,1590,1613]" gridcol="0" gridrow="15" pageId="2" pageNumber="3">Head length</th>
<td id="E0465DC1520D0024189A5045AA54AF70" box="[726,895,1590,1613]" gridcol="2" gridrow="15" pageId="2" pageNumber="3">18.1</td>
<td id="E0465DC1520D00241E1B5045AD94AF70" box="[1111,1215,1590,1613]" gridcol="3" gridrow="15" pageId="2" pageNumber="3">20.5</td>
</tr>
<tr id="A39734BD520D00241B44502BAD94AF52" box="[264,1215,1624,1647]" gridrow="16" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B44502BAB7DAF52" box="[264,598,1624,1647]" gridcol="0" gridrow="16" pageId="2" pageNumber="3">Head width</th>
<td id="E0465DC1520D0024189A502BAA54AF52" box="[726,895,1624,1647]" gridcol="2" gridrow="16" pageId="2" pageNumber="3">10.9</td>
<td id="E0465DC1520D00241E1B502BAD94AF52" box="[1111,1215,1624,1647]" gridcol="3" gridrow="16" pageId="2" pageNumber="3">10.7</td>
</tr>
<tr id="A39734BD520D00241B445009AD94AFAC" box="[264,1215,1658,1681]" gridrow="17" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445009AB7DAFAC" box="[264,598,1658,1681]" gridcol="0" gridrow="17" pageId="2" pageNumber="3">Head depth</th>
<td id="E0465DC1520D0024189A5009AA54AFAC" box="[726,895,1658,1681]" gridcol="2" gridrow="17" pageId="2" pageNumber="3">11.2</td>
<td id="E0465DC1520D00241E1B5009AD94AFAC" box="[1111,1215,1658,1681]" gridcol="3" gridrow="17" pageId="2" pageNumber="3">10.5</td>
</tr>
<tr id="A39734BD520D00241B4450E8AD94AF8E" box="[264,1215,1691,1715]" gridrow="18" pageId="2" pageNumber="3" rowspan-1="1" rowspan-2="1" rowspan-3="1">
<th id="E0465DC1520D00241B4450E8AB7DAF8E" box="[264,598,1691,1715]" gridcol="0" gridrow="18" pageId="2" pageNumber="3">
<emphasis id="2FD3EAED520DFFD91B5950E8A876AF8E" bold="true" box="[277,349,1691,1715]" pageId="2" pageNumber="3">% HL</emphasis>
</th>
</tr>
<tr id="A39734BD520D00241B4450CEAD94AFE9" box="[264,1215,1725,1748]" gridrow="19" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B4450CEAB7DAFE9" box="[264,598,1725,1748]" gridcol="0" gridrow="19" pageId="2" pageNumber="3">Snout length</th>
<td id="E0465DC1520D0024189A50CEAA54AFE9" box="[726,895,1725,1748]" gridcol="2" gridrow="19" pageId="2" pageNumber="3">37.1</td>
<td id="E0465DC1520D00241E1B50CEAD94AFE9" box="[1111,1215,1725,1748]" gridcol="3" gridrow="19" pageId="2" pageNumber="3">38.1</td>
</tr>
<tr id="A39734BD520D00241B4450ACAD94AFCB" box="[264,1215,1759,1782]" gridrow="20" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B4450ACAB7DAFCB" box="[264,598,1759,1782]" gridcol="0" gridrow="20" pageId="2" pageNumber="3">Interorbital distance</th>
<td id="E0465DC1520D0024189A50ACAA54AFCB" box="[726,895,1759,1782]" gridcol="2" gridrow="20" pageId="2" pageNumber="3">54.5</td>
<td id="E0465DC1520D00241E1B50ACAD94AFCB" box="[1111,1215,1759,1782]" gridcol="3" gridrow="20" pageId="2" pageNumber="3">49.</td>
</tr>
<tr id="A39734BD520D00241B445172AD94AE25" box="[264,1215,1793,1816]" gridrow="21" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445172AB7DAE25" box="[264,598,1793,1816]" gridcol="0" gridrow="21" pageId="2" pageNumber="3">Eye diameter</th>
<td id="E0465DC1520D0024189A5172AA54AE25" box="[726,895,1793,1816]" gridcol="2" gridrow="21" pageId="2" pageNumber="3">17.5</td>
<td id="E0465DC1520D00241E1B5172AD94AE25" box="[1111,1215,1793,1816]" gridcol="3" gridrow="21" pageId="2" pageNumber="3">19.5</td>
</tr>
<tr id="A39734BD520D00241B445150AD94AE07" box="[264,1215,1827,1850]" gridrow="22" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445150AB7DAE07" box="[264,598,1827,1850]" gridcol="0" gridrow="22" pageId="2" pageNumber="3">Maxillary barbel length</th>
<td id="E0465DC1520D0024189A5150AA54AE07" box="[726,895,1827,1850]" gridcol="2" gridrow="22" pageId="2" pageNumber="3">165.7</td>
<td id="E0465DC1520D00241E1B5150AD94AE07" box="[1111,1215,1827,1850]" gridcol="3" gridrow="22" pageId="2" pageNumber="3">123.9</td>
</tr>
<tr id="A39734BD520D00241B445136AD94AE61" box="[264,1215,1861,1884]" gridrow="23" pageId="2" pageNumber="3" rowspan-1="1">
<th id="E0465DC1520D00241B445136AB7DAE61" box="[264,598,1861,1884]" gridcol="0" gridrow="23" pageId="2" pageNumber="3">Mandibular barbel length</th>
<td id="E0465DC1520D0024189A5136AA54AE61" box="[726,895,1861,1884]" gridcol="2" gridrow="23" pageId="2" pageNumber="3">55.2</td>
<td id="E0465DC1520D00241E1B5136AD94AE61" box="[1111,1215,1861,1884]" gridcol="3" gridrow="23" pageId="2" pageNumber="3">57.5</td>
</tr>
</table>
</paragraph>
<paragraph id="1D1836FF520CFFD81B74576FAA83A893" blockId="3.[264,1324,284,950]" pageId="3" pageNumber="4">Mouth terminal; gape horizontal, small and extending halfway between maxillary barbel base and anterior orbital margin. Well­developed rictal lobes present, subtended by deep submandibular groove; upper rictal lobe without skin fold. Thin, broad supralabial fold extending from below orbit to maxillary barbel base.</paragraph>
<paragraph id="1D1836FF520CFFD81B7457CFAB89AB4B" blockId="3.[264,1324,284,950]" pageId="3" pageNumber="4">Jaw teeth depressible and villiform. Premaxillary teeth in 4–5 irregular rows in narrow, gently curved rectangular bands. Dentary teeth in similar, slightly narrower bands narrowing posterolaterally, reaching from symphysis almost to mouth corners. First row of dentary teeth slightly visible when mouth is closed. Vomerine teeth in 2–3 rows in single ovoid patch straddling midline.</paragraph>
<paragraph id="1D1836FF520CFFD81B7454F7AD6AAA03" blockId="3.[264,1324,284,950]" pageId="3" pageNumber="4">Two pairs of barbels, slightly flattened along entire length. Maxillary barbels reaching to middle of pectoral fin. Mandibular barbels (only outer pair present) reaching just beyond head. Eyes small, subcutaneous (without free orbital margin); located approximately midway on head and immediately behind supralabial fold. Dorsal orbital margin just visible dorsally; ventral quarter of orbital margin visible ventrally.</paragraph>
<paragraph id="1D1836FF520CFFD81B74553FAD4BAA8B" blockId="3.[264,1324,284,950]" pageId="3" pageNumber="4">Gill membranes separate and overlapping, free from isthmus; gular fold well­developed and v­shaped. Branchiostegal rays 10 (1) or 11* (1). Gill rakers long and thin; anteriormost rakers on lower first arch widely spaced; 4+13 (1) or 4+14* (1).</paragraph>
<caption id="49D86677520CFFD81B445088ADB9AE65" httpUri="https://zenodo.org/record/157735/files/figure.png" pageId="3" pageNumber="4" targetBox="[341,1249,1033,1776]" targetPageId="3">
<paragraph id="1D1836FF520CFFD81B445088ADB9AE65" blockId="3.[264,1323,1787,1880]" pageId="3" pageNumber="4">
<emphasis id="2FD3EAED520CFFD81B445088A8A0AE2E" bold="true" box="[264,395,1787,1811]" pageId="3" pageNumber="4">FIGURE 2.</emphasis>
Lateral views of heads of: a.
<taxonomicName id="DAA74D7C520CFFD81894508FAAE8AE2E" box="[728,963,1788,1811]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="platyrhynchus">
<emphasis id="2FD3EAED520CFFD81894508FAAE8AE2E" box="[728,963,1788,1811]" italics="true" pageId="3" pageNumber="4">Ompok platyrhynchus</emphasis>
</taxonomicName>
, ZRC 48678, holotype, 78.9 mm SL; b.
<taxonomicName id="DAA74D7C520CFFD81B18516DAB32AE08" box="[340,537,1822,1845]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="hypophthalmus">
<emphasis id="2FD3EAED520CFFD81B18516DAB32AE08" box="[340,537,1822,1845]" italics="true" pageId="3" pageNumber="4">O. hypophthalmus</emphasis>
</taxonomicName>
, UMMZ155789, 126.0 mm SL; c.
<taxonomicName id="DAA74D7C520CFFD819D6516DAD18AE08" box="[922,1075,1822,1845]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="rhadinurus">
<emphasis id="2FD3EAED520CFFD819D6516DAD18AE08" box="[922,1075,1822,1845]" italics="true" pageId="3" pageNumber="4">O. rhadinurus</emphasis>
</taxonomicName>
, UMMZ 155679, 80.9 mm SL and d.
<taxonomicName id="DAA74D7C520CFFD81BEA5132AB3FAE65" box="[422,532,1857,1880]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="3" pageNumber="4" phylum="Chordata" rank="species" species="urbaini">
<emphasis id="2FD3EAED520CFFD81BEA5132AB3FAE65" box="[422,532,1857,1880]" italics="true" pageId="3" pageNumber="4">O. urbaini</emphasis>
</taxonomicName>
, UMMZ 234411, 85.5 mm SL. Scale bar represents 5 mm.
</paragraph>
</caption>
<paragraph id="1D1836FF520BFFDF1B74576FADF1ABD3" blockId="4.[264,1325,284,1630]" pageId="4" pageNumber="5">Dorsal fin small, with i,1 (2) rays. Depressed pectoral fin to origin of anal fin; distal margin broadly convex, with rounded tip. Third branched pectoral ray longest and fin with 10 (1) or 14* (1) rays. Proximal two­thirds of first pectoral­fin element co­ossified into a slender spine. Spine with shallow oblique striae on dorsal and ventral surfaces and with 5 serrations on posterior edge spanning the distal end of the ossified and proximal end of the flexible distal tip. Axillary pore small, located just above pectoral spine base. Depressed pelvic fin reaching to second or third anal­fin ray; distal margin convex with i,7 (2) rays. Distal margin of anal fin straight, with 74* (1) or 80 (1) rays; separate from caudal fin. Integument over anal fin thickened proximally for two thirds of ray lengths; finray erector muscles attaching to base of fin rays, ventralmost extent of muscles defined by area of thickened integument. Caudal peduncle slender. Caudal fin deeply forked, lobes elongate and with rounded tips; upper lobe slightly longer; principal rays i,7,8,i (2).</paragraph>
<paragraph id="1D1836FF520BFFDF1B74548FAAE8AA5B" blockId="4.[264,1325,284,1630]" pageId="4" pageNumber="5">Lateral line complete, extending to middle of caudal­fin base, with short branches along flanks directed posteroventrally. Urogenital papilla located immediately posterior to insertion of pelvic fin. Vertebrae 13+46=59 or 14+46=60*.</paragraph>
<paragraph id="1D1836FF520BFFDF1B745507AB5FAD13" blockId="4.[264,1325,284,1630]" pageId="4" pageNumber="5">
<emphasis id="2FD3EAED520BFFDF1B745507A8EDAAB3" bold="true" box="[312,454,884,910]" pageId="4" pageNumber="5">Coloration.</emphasis>
In 70% ethanol: Body and head cream and diffusely pigmented. Light powdering of melanophores on all surfaces of head and body imparting a grayish color, somewhat less dense on belly and ventral surface of head. All fin rays with a light powdering of melanophores; fin membranes hyaline. Barbels with melanophores on dorsal half; ventral half unpigmented.
</paragraph>
<paragraph id="1D1836FF520BFFDF1B74524FAB96AD6B" blockId="4.[264,1325,284,1630]" box="[312,701,1084,1110]" pageId="4" pageNumber="5">
Color in life translucent (
<figureCitation id="859C2A7A520BFFDF1813524FAB8AAD6B" box="[607,673,1084,1110]" captionStart="FIGURE 1" captionStartId="2.[264,367,965,989]" captionTargetBox="[270,1316,313,954]" captionTargetId="figure@2.[265,1324,597,958]" captionTargetPageId="2" captionText="FIGURE 1. Ompok platyrhynchus, ZRC 48678, holotype, 78.9 mm SL; Borneo: Brunei Darussalam, Sungai Esu; a. preserved coloration; b. live coloration." httpUri="https://zenodo.org/record/169130/files/figure.png" pageId="4" pageNumber="5">Fig. 1</figureCitation>
b)
</paragraph>
</subSubSection>
<subSubSection id="55BD6574520BFFDF1B745217AB5AAF33" pageId="4" pageNumber="5" type="distribution">
<paragraph id="1D1836FF520BFFDF1B745217A803AD9B" blockId="4.[264,1325,284,1630]" pageId="4" pageNumber="5">
<emphasis id="2FD3EAED520BFFDF1B745217A8F3AD43" bold="true" box="[312,472,1124,1150]" pageId="4" pageNumber="5">Distribution.</emphasis>
Known from the Temburong River drainage in northern Borneo (
<figureCitation id="859C2A7A520BFFDF1EB05217A833AD9B" captionStart="FIGURE 3" captionStartId="5.[264,368,1337,1361]" captionTargetBox="[473,1113,313,1324]" captionTargetId="figure@5.[453,1134,311,1324]" captionTargetPageId="5" captionText="FIGURE 3. Type locality of Ompok platyrhynchus (Sungai Esu, Brunei Darussalam, Borneo)." httpUri="https://zenodo.org/record/169131/files/figure.png" pageId="4" pageNumber="5">Fig. 3</figureCitation>
).
</paragraph>
<paragraph id="1D1836FF520BFFDF1B7452C7AB5AAF33" blockId="4.[264,1325,284,1630]" pageId="4" pageNumber="5">
<emphasis id="2FD3EAED520BFFDF1B7452C7A8B4ADF3" bold="true" box="[312,415,1204,1230]" pageId="4" pageNumber="5">Habitat.</emphasis>
The
<typeStatus id="C21C885D520BFFDF1BA752C7AB79ADF3" box="[491,594,1204,1230]" pageId="4" pageNumber="5" type="holotype">holotype</typeStatus>
of
<taxonomicName id="DAA74D7C520BFFDF183352C7AA67ADF0" box="[639,844,1204,1229]" class="Actinopterygii" family="Siluridae" genus="Ompok" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="platyrhynchus">
<emphasis id="2FD3EAED520BFFDF183352C7AA67ADF0" box="[639,844,1204,1229]" italics="true" pageId="4" pageNumber="5">
<collectingCountry id="65B0766F520BFFDF183352C7ABBCADF0" box="[639,663,1204,1229]" name="Iceland" pageId="4" pageNumber="5">O</collectingCountry>
. platyrhynchus
</emphasis>
</taxonomicName>
was obtained from a small meandering stream about 3 meters at its widest and up to
<quantity id="DA5F9B1A520BFFDF196852AFAA55ADCB" box="[804,894,1244,1270]" metricMagnitude="0" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="5" unit="m" value="1.0">1 meter</quantity>
deep. The water was clear and fast flowing over a rock and sand substratum, at parts bedrock that split the stratum and formed small cascades up to 3 meters high (
<figureCitation id="859C2A7A520BFFDF188A535FAA38AC7B" box="[710,787,1324,1350]" captionStart="FIGURE 4" captionStartId="6.[264,368,1092,1116]" captionTargetBox="[549,1041,531,1091]" captionTargetId="figure@6.[534,1074,502,1097]" captionTargetPageId="6" captionText="FIGURE 4. Distribution of O. platyrhynchus () in Brunei Darussalam, northern Borneo." httpUri="https://zenodo.org/record/157737/files/figure.png" pageId="4" pageNumber="5">Fig. 4</figureCitation>
). Syntopic fish collected include:
<taxonomicName id="DAA74D7C520BFFDF1EF1535FA8A7AC50" class="Actinopterygii" family="Cyprinidae" genus="Hampala" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="bimaculata">
<emphasis id="2FD3EAED520BFFDF1EF1535FA8A7AC50" italics="true" pageId="4" pageNumber="5">Hampala bimaculata</emphasis>
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF1BD75327ABC6AC50" box="[411,749,1364,1389]" class="Actinopterygii" family="Cyprinidae" genus="Nematabramis" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="steindachneri">
<emphasis id="2FD3EAED520BFFDF1BD75327ABC6AC50" box="[411,749,1364,1389]" italics="true" pageId="4" pageNumber="5">Nematabramis steindachneri</emphasis>
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF18B05327AD36AC50" box="[764,1053,1364,1389]" class="Actinopterygii" family="Cyprinidae" genus="Paracrossochilus" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="acerus">
<emphasis id="2FD3EAED520BFFDF18B05327AD36AC50" box="[764,1053,1364,1389]" italics="true" pageId="4" pageNumber="5">Paracrossochilus acerus</emphasis>
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF1E605327AC08AC50" box="[1068,1315,1364,1389]" class="Actinopterygii" family="Cyprinidae" genus="Rasbora" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="agyrotaenia">
<emphasis id="2FD3EAED520BFFDF1E605327AC08AC50" box="[1068,1315,1364,1389]" italics="true" pageId="4" pageNumber="5">Rasbora agyrotaenia</emphasis>
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF1B44530FAB15ACAB" box="[264,574,1404,1430]" class="Actinopterygii" family="Cyprinidae" genus="Tor" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="tambra">
<emphasis id="2FD3EAED520BFFDF1B44530FA8BEACA8" box="[264,405,1404,1429]" italics="true" pageId="4" pageNumber="5">Tor tambra</emphasis>
(Cyprinidae)
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF181F530FAAA4ACA8" box="[595,911,1404,1429]" class="Actinopterygii" family="Balitoridae" genus="Gastromyzon" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="lepidogaster">
<emphasis id="2FD3EAED520BFFDF181F530FAAA4ACA8" box="[595,911,1404,1429]" italics="true" pageId="4" pageNumber="5">Gastromyzon lepidogaster</emphasis>
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF19EB530FAD40ACA8" box="[935,1131,1404,1429]" class="Actinopterygii" family="Balitoridae" genus="Neogastromyzon" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="genus">
<emphasis id="2FD3EAED520BFFDF19EB530FAD40ACA8" box="[935,1131,1404,1429]" italics="true" pageId="4" pageNumber="5">Neogastromyzon</emphasis>
</taxonomicName>
sp.,
<taxonomicName id="DAA74D7C520BFFDF1EF8530FA8DEAC80" class="Actinopterygii" family="Balitoridae" genus="Parhomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="microstoma">
<emphasis id="2FD3EAED520BFFDF1EF8530FA8DEAC80" italics="true" pageId="4" pageNumber="5">Parhomaloptera microstoma</emphasis>
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF184153D7ABB2AC80" box="[525,665,1444,1469]" class="Actinopterygii" family="Balitoridae" genus="Protomyzon" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="genus">
<emphasis id="2FD3EAED520BFFDF184153D7ABB2AC80" box="[525,665,1444,1469]" italics="true" pageId="4" pageNumber="5">Protomyzon</emphasis>
</taxonomicName>
sp. (
<taxonomicName id="DAA74D7C520BFFDF18AE53D7AA41AC83" box="[738,874,1444,1470]" class="Actinopterygii" family="Balitoridae" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="family">Balitoridae</taxonomicName>
),
<taxonomicName id="DAA74D7C520BFFDF19CB53D7AC0DAC83" box="[903,1318,1444,1470]" class="Actinopterygii" family="Cobitidae" genus="Pangio" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="mariarum">
<emphasis id="2FD3EAED520BFFDF19CB53D7AAF7AC80" box="[903,988,1444,1469]" italics="true" pageId="4" pageNumber="5">Pangio</emphasis>
cf.
<emphasis id="2FD3EAED520BFFDF1E5553D7ADA5AC80" box="[1049,1166,1444,1469]" italics="true" pageId="4" pageNumber="5">mariarum</emphasis>
(Cobitidae)
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF1B4453BFAB9FACDB" box="[264,692,1484,1510]" class="Actinopterygii" family="Bagridae" genus="Hemibagrus" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="baramensis">
<emphasis id="2FD3EAED520BFFDF1B4453BFAB01ACD8" box="[264,554,1484,1509]" italics="true" pageId="4" pageNumber="5">Hemibagrus baramensis</emphasis>
(Bagridae)
</taxonomicName>
,
<taxonomicName id="DAA74D7C520BFFDF188853BFAD69ACDB" box="[708,1090,1484,1510]" class="Actinopterygii" family="Siluridae" genus="Pterocryptis" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="furnessi">
<emphasis id="2FD3EAED520BFFDF188853BFAA91ACD8" box="[708,954,1484,1509]" italics="true" pageId="4" pageNumber="5">Pterocryptis furnessi</emphasis>
(Siluridae)
</taxonomicName>
and
<taxonomicName id="DAA74D7C520BFFDF1ECD53BFAB46AF33" class="Actinopterygii" family="Mastacembelidae" genus="Macrognathus" kingdom="Animalia" order="Synbranchiformes" pageId="4" pageNumber="5" phylum="Chordata" rank="species" species="maculatus">
<emphasis id="2FD3EAED520BFFDF1ECD53BFA8ABAF30" italics="true" pageId="4" pageNumber="5">Macrognathus maculatus</emphasis>
(Mastacembelidae)
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="55BD6574520BFFDF1B74506FAD9BAF63" pageId="4" pageNumber="5" type="etymology">
<paragraph id="1D1836FF520BFFDF1B74506FAD9BAF63" blockId="4.[264,1325,284,1630]" pageId="4" pageNumber="5">
<emphasis id="2FD3EAED520BFFDF1B74506FA8EFAF0B" bold="true" box="[312,452,1564,1590]" pageId="4" pageNumber="5">Etymology.</emphasis>
From the Greek platys, meaning flat, and rhynchos, meaning nose; in reference to the lack of a distinct nuchal concavity in this species. Used as a noun.
</paragraph>
</subSubSection>
</treatment>
</document>
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