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<document id="F7165C0C5AB484837B5404ADFA5EB818" ID-DOI="10.11646/zootaxa.1731.1.2" ID-ISSN="1175­5334" ID-Zenodo-Dep="5241787" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629595059918" checkinUser="felipe" docAuthor="Ng, Heok Hee" docDate="2008" docId="038387EC832C2E0144AE7860FB1EFEF7" docLanguage="en" docName="zt01963p053.pdf" docOrigin="Zootaxa 1963 (1)" docSource="https://biotaxa.org/Zootaxa/article/view/zootaxa.1731.1.2" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Nandus mercatus Ng 2008, sp. nov." docType="treatment" docVersion="4" lastPageNumber="46" masterDocId="FFBAFF94832D2E0244397957FF89FFF5" masterDocTitle="Nandus mercatus (Teleostei: Perciformes: Nandidae), a new leaf fish from Sumatra" masterLastPageNumber="53" masterPageNumber="43" pageNumber="44" updateTime="1699082403270" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:title id="E7C60D5C4D408669C634A0E50083F550">Nandus mercatus (Teleostei: Perciformes: Nandidae), a new leaf fish from Sumatra</mods:title>
</mods:titleInfo>
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<mods:namePart id="1F118177C6B67BC8B0ABC6ED5661B501">Ng, Heok Hee</mods:namePart>
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<mods:title id="50A2739D882DB683C8A2A9234097DC4A">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="6522E8EB349277B2053EBB996F6ECEB2">
<mods:date id="F4C69F19C530D4783FC7AB58943AA336">2008</mods:date>
<mods:detail id="639BBBE164ACC7FDDBC6327D87682F22" type="pubDate">
<mods:number id="F17FEAFEDE39381FFB9C070B5DED7567">2008-12-15</mods:number>
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<mods:number id="C7A2D34E782B5F08368207EAFECC7699">1963</mods:number>
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<mods:identifier id="E1ACEF206C14A0F674879E30835CB618" type="DOI">10.11646/zootaxa.1731.1.2</mods:identifier>
<mods:identifier id="EABAB2EE32254E9B9D33F923F167F482" type="ISSN">1175­5334</mods:identifier>
<mods:identifier id="06AFB0408D3275ACD91A97F6CAD53D58" type="Zenodo-Dep">5241787</mods:identifier>
</mods:mods>
<treatment id="038387EC832C2E0144AE7860FB1EFEF7" ID-DOI="http://doi.org/10.5281/zenodo.5242595" ID-Zenodo-Dep="5242595" LSID="urn:lsid:plazi:treatment:038387EC832C2E0144AE7860FB1EFEF7" httpUri="http://treatment.plazi.org/id/038387EC832C2E0144AE7860FB1EFEF7" lastPageId="3" lastPageNumber="46" pageId="1" pageNumber="44">
<subSubSection id="C3306571832C2E0344AE7860FE59FEA4" box="[151,464,311,337]" pageId="1" pageNumber="44" type="nomenclature">
<paragraph id="8B9536FA832C2E0344AE7860FE59FEA4" blockId="1.[151,464,311,372]" box="[151,464,311,337]" pageId="1" pageNumber="44">
<heading id="D0DD8196832C2E0344AE7860FE59FEA4" bold="true" box="[151,464,311,337]" fontSize="11" level="1" pageId="1" pageNumber="44" reason="1">
<emphasis id="B95EEAE8832C2E0344AE7860FE59FEA4" bold="true" box="[151,464,311,337]" pageId="1" pageNumber="44">
<taxonomicName id="4C2A4D79832C2E0344AE7860FEE2FEA4" ID-CoL="45LSL" authority="Ng, 2008" authorityName="Ng" authorityYear="2008" box="[151,363,311,337]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="1" pageNumber="44" phylum="Chordata" rank="species" species="mercatus" status="sp. nov.">
<emphasis id="B95EEAE8832C2E0344AE7860FEE2FEA4" bold="true" box="[151,363,311,337]" italics="true" pageId="1" pageNumber="44">Nandus mercatus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A26D5793832C2E03454A7860FE59FEA4" box="[371,464,311,337]" pageId="1" pageNumber="44" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C3306571832C2E0344AE780DFEBBFE81" box="[151,306,346,372]" pageId="1" pageNumber="44" type="description">
<paragraph id="8B9536FA832C2E0344AE780DFEBBFE81" blockId="1.[151,464,311,372]" box="[151,306,346,372]" pageId="1" pageNumber="44">
(
<figureCitation id="13112A7F832C2E0344A6780DFF76FE81" box="[159,255,346,372]" captionStart="FIGURE 1" captionStartId="2.[151,255,1758,1782]" captionTargetBox="[151,1436,477,1726]" captionTargetId="figure-212@2.[151,1436,477,1726]" captionTargetPageId="2" captionText="FIGURE 1. a. Nandus mercatus, holotype, MZB 10987, 70.0 mm SL; Sumatra: Sekayu; b. N. nebulosus, UF 165994, 63.1 mm SL; Sumatra: Penida River." figureDoi="http://doi.org/10.5281/zenodo.5241789" httpUri="https://zenodo.org/record/5241789/files/figure.png" pageId="1" pageNumber="44">Figs. 1a</figureCitation>
,
<figureCitation id="13112A7F832C2E034535780DFEA0FE81" box="[268,297,346,372]" captionStart="FIGURE 2" captionStartId="3.[151,255,968,992]" captionTargetBox="[151,1436,314,944]" captionTargetId="figure-185@3.[151,1436,314,944]" captionTargetPageId="3" captionText="FIGURE 2. Live coloration of Nandus mercatus, paratype, ZRC 51419, 39.8 mm SL." figureDoi="http://doi.org/10.5281/zenodo.5241791" httpUri="https://zenodo.org/record/5241791/files/figure.png" pageId="1" pageNumber="44">2a</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C3306571832C2E0344AE78FDFB63FDC9" pageId="1" pageNumber="44" type="materials_examined">
<paragraph id="8B9536FA832C2E0344AE78FDFD54FE19" blockId="1.[151,1437,426,2012]" pageId="1" pageNumber="44">
<emphasis id="B95EEAE8832C2E0344AE78FDFEC7FE31" bold="true" box="[151,334,426,452]" pageId="1" pageNumber="44">Type material.</emphasis>
<materialsCitation id="3B423CA7832C2E03456E78FDFD54FE19" accessionNumber="MZB 10987" collectingDate="2008-05-16" collectionCode="MZB" collectorName="Sumatra &amp; Sumatera Selatan &amp; Sekayu &amp; M. Kottelat &amp; H. H. Ng" latitude="-2.85" longLatPrecision="1307" longitude="103.85" pageId="1" pageNumber="44" specimenCount="1" typeStatus="holotype">
<emphasis id="B95EEAE8832C2E03456E78FDFE4BFE36" box="[343,450,426,451]" italics="true" pageId="1" pageNumber="44">
<typeStatus id="54918858832C2E03456E78FDFE4BFE36" box="[343,450,426,451]" pageId="1" pageNumber="44" type="holotype">Holotype</typeStatus>
</emphasis>
;
<collectionCode id="ED3BAE3F832C2E0345ED78FDFD9DFE31" box="[468,532,426,452]" country="Indonesia" httpUri="http://grbio.org/cool/b9gz-izvg" name="Museum Zoologicum Bogoriense" pageId="1" pageNumber="44" type="Museum">MZB</collectionCode>
10987, 70.0 mm SL;
<collectorName id="26DF532C832C2E03472778FDFC0DFE31" box="[798,900,426,452]" pageId="1" pageNumber="44">Sumatra</collectorName>
:
<collectorName id="26DF532C832C2E0347A978FDFBEBFE31" box="[912,1122,426,452]" pageId="1" pageNumber="44">Sumatera Selatan</collectorName>
, market at
<collectorName id="26DF532C832C2E0340D178FDFAC8FE31" box="[1256,1345,426,452]" pageId="1" pageNumber="44">Sekayu</collectorName>
,
<geoCoordinate id="EE1E503D832C2E03417678FDFA12FE31" box="[1359,1435,426,452]" degrees="2" direction="south" minutes="51" orientation="latitude" pageId="1" pageNumber="44" precision="925" value="-2.85">2°51'S</geoCoordinate>
<geoCoordinate id="EE1E503D832C2E0344AE7885FE8FFE19" box="[151,262,466,492]" degrees="103" direction="east" minutes="51" orientation="longitude" pageId="1" pageNumber="44" precision="925" value="103.85">103°51'E</geoCoordinate>
;
<collectorName id="26DF532C832C2E03452B7885FE10FE19" box="[274,409,466,492]" pageId="1" pageNumber="44">M. Kottelat</collectorName>
&amp;
<collectorName id="26DF532C832C2E0345867885FDA4FE19" box="[447,557,466,492]" pageId="1" pageNumber="44">H. H. Ng</collectorName>
,
<date id="FF94103A832C2E0346007885FD50FE19" box="[569,729,466,492]" pageId="1" pageNumber="44" value="2008-05-16">
<collectingDate id="EFD0E9D2832C2E0346007885FD50FE19" box="[569,729,466,492]" pageId="1" pageNumber="44" value="2008-05-16">16 May 2008</collectingDate>
</date>
.
</materialsCitation>
</paragraph>
<paragraph id="8B9536FA832C2E0344FC78ADFB63FDC9" blockId="1.[151,1437,426,2012]" pageId="1" pageNumber="44">
<materialsCitation id="3B423CA7832C2E0344FC78ADFB6FFDC9" accessionNumber="ZRC 51419" collectingDate="2008-05-16" collectionCode="ZRC" collectorName="Sumatera Selatan, S &amp; M. Kottelat &amp; H. H. Ng" county="Danau Calak" latitude="-2.9531667" location="Sumatra" longLatPrecision="1" longitude="103.978165" municipality="Musi River" pageId="1" pageNumber="44" specimenCount="1" typeStatus="paratype">
<emphasis id="B95EEAE8832C2E0344FC78ADFEB9FDE6" box="[197,304,506,531]" italics="true" pageId="1" pageNumber="44">
<typeStatus id="54918858832C2E0344FC78ADFEB9FDE6" box="[197,304,506,531]" pageId="1" pageNumber="44" type="paratype">Paratype</typeStatus>
</emphasis>
;
<collectionCode id="ED3BAE3F832C2E03457878ADFEF3FDE1" box="[321,378,506,532]" country="Singapore" httpUri="http://grbio.org/cool/16z4-1tbx" name="Zoological Reference Collection, National University of Singapore" pageId="1" pageNumber="44">ZRC</collectionCode>
51419,
<quantity id="4CD29B1F832C2E0345E378ADFDCBFDE1" box="[474,578,506,532]" metricMagnitude="-2" metricUnit="m" metricValue="3.9799999999999995" pageId="1" pageNumber="44" unit="mm" value="39.8">39.8 mm</quantity>
SL;
<location id="8EF56021832C2E03464578ADFD6BFDE1" LSID="urn:lsid:plazi:treatment:038387EC832C2E0144AE7860FB1EFEF7:8EF56021832C2E03464578ADFD6BFDE1" box="[636,738,506,532]" county="Danau Calak" latitude="-2.9531667" longLatPrecision="1" longitude="103.978165" municipality="Musi River" name="Sumatra" pageId="1" pageNumber="44">Sumatra</location>
:
<collectorName id="26DF532C832C2E0346D478ADFC51FDE1" box="[749,984,506,532]" pageId="1" pageNumber="44">Sumatera Selatan, S</collectorName>
tributary of ox-bow on
<collectingMunicipality id="6BF1AC80832C2E0340CB78ADFAF0FDE1" box="[1266,1401,506,532]" pageId="1" pageNumber="44">Musi River</collectingMunicipality>
, in the vicinity of
<collectingCounty id="62F44E76832C2E03457B7B75FE54FDC9" box="[322,477,546,572]" pageId="1" pageNumber="44">Danau Calak</collectingCounty>
,
<geoCoordinate id="EE1E503D832C2E0345D07B75FDE3FDC9" box="[489,618,546,572]" degrees="2" direction="south" minutes="57.190" orientation="latitude" pageId="1" pageNumber="44" precision="1" value="-2.9531667">2°57.190'S</geoCoordinate>
<geoCoordinate id="EE1E503D832C2E0346487B75FC9AFDC9" box="[625,787,546,572]" degrees="103" direction="east" minutes="58.690" orientation="longitude" pageId="1" pageNumber="44" precision="1" value="103.978165">103°58.690'E</geoCoordinate>
;
<collectorName id="26DF532C832C2E0347267B75FC2FFDC9" box="[799,934,546,572]" pageId="1" pageNumber="44">M. Kottelat</collectorName>
&amp;
<collectorName id="26DF532C832C2E0347F57B75FBB2FDC9" box="[972,1083,546,572]" pageId="1" pageNumber="44">H. H. Ng</collectorName>
,
<date id="FF94103A832C2E03407E7B75FB6FFDC9" box="[1095,1254,546,572]" pageId="1" pageNumber="44" value="2008-05-16">
<collectingDate id="EFD0E9D2832C2E03407E7B75FB6FFDC9" box="[1095,1254,546,572]" pageId="1" pageNumber="44" value="2008-05-16">16 May 2008</collectingDate>
</date>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C3306571832C2E0344FC7B1DFE07FC01" pageId="1" pageNumber="44" type="diagnosis">
<paragraph id="8B9536FA832C2E0344FC7B1DFE07FC01" blockId="1.[151,1437,426,2012]" pageId="1" pageNumber="44">
<emphasis id="B95EEAE8832C2E0344FC7B1DFECCFD91" bold="true" box="[197,325,586,612]" pageId="1" pageNumber="44">Diagnosis.</emphasis>
No unique diagnostic character was found for this species, with a combination of the following characters diagnosing it from all congeners: body depth 43.0–43.2% SL, 15 pectoral-fin rays, 29–32 lateral line scales, 11–12 scale rows below the lateral line, and slightly concave predorsal profile. Among Sundaic Southeast Asian congeners,
<taxonomicName id="4C2A4D79832C2E0345DB7B95FD24FD2E" authorityName="Ng" authorityYear="2008" box="[482,685,706,731]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="1" pageNumber="44" phylum="Chordata" rank="species" species="mercatus">
<emphasis id="B95EEAE8832C2E0345DB7B95FD24FD2E" box="[482,685,706,731]" italics="true" pageId="1" pageNumber="44">Nandus mercatus</emphasis>
</taxonomicName>
is distinguished from
<taxonomicName id="4C2A4D79832C2E03478D7B95FBC2FD2E" box="[948,1099,706,731]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="1" pageNumber="44" phylum="Chordata" rank="species" species="nebulosus">
<emphasis id="B95EEAE8832C2E03478D7B95FBC2FD2E" box="[948,1099,706,731]" italics="true" pageId="1" pageNumber="44">N. nebulosus</emphasis>
</taxonomicName>
in having a slightly concave (vs. even or slightly convex) predorsal profile, rostral fossa reaching to almost half (vs. more than half) predorsal distance and fewer pectoral fin rays (15 vs. 17–19), and from
<taxonomicName id="4C2A4D79832C2E0347F47A45FBD9FCDE" box="[973,1104,786,811]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="1" pageNumber="44" phylum="Chordata" rank="species" species="prolixus">
<emphasis id="B95EEAE8832C2E0347F47A45FBD9FCDE" box="[973,1104,786,811]" italics="true" pageId="1" pageNumber="44">N. prolixus</emphasis>
</taxonomicName>
in having fewer lateral-line scales (29–32 vs. 33–37) and deeper body (43.0–43.2% SL vs. 37.6–40.5). It differs from South Asian congeners
<taxonomicName id="4C2A4D79832C2E0344E97A35FEDBFC8E" box="[208,338,866,891]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="1" pageNumber="44" phylum="Chordata" rank="species" species="andrewi">
<emphasis id="B95EEAE8832C2E0344E97A35FEDBFC8E" box="[208,338,866,891]" italics="true" pageId="1" pageNumber="44">N. andrewi</emphasis>
</taxonomicName>
and
<taxonomicName id="4C2A4D79832C2E0345B57A35FD8AFC8E" box="[396,515,866,891]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="1" pageNumber="44" phylum="Chordata" rank="species" species="nandus">
<emphasis id="B95EEAE8832C2E0345B57A35FD8AFC8E" box="[396,515,866,891]" italics="true" pageId="1" pageNumber="44">N. nandus</emphasis>
</taxonomicName>
in having fewer lateral line scales (29–32 vs. 42–55), fewer scale rows below the lateral line (11–12 vs. 14–18), and deeper body (43.0–43.2% SL vs. 24.3–37.1).
<taxonomicName id="4C2A4D79832C2E0340467ADDFAC2FC56" authorityName="Ng" authorityYear="2008" box="[1151,1355,906,931]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="1" pageNumber="44" phylum="Chordata" rank="species" species="mercatus">
<emphasis id="B95EEAE8832C2E0340467ADDFAC2FC56" box="[1151,1355,906,931]" italics="true" pageId="1" pageNumber="44">Nandus mercatus</emphasis>
</taxonomicName>
is distinguished from
<taxonomicName id="4C2A4D79832C2E0345617AE5FD87FC3E" box="[344,526,946,971]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="1" pageNumber="44" phylum="Chordata" rank="species" species="oxyrhynchus">
<emphasis id="B95EEAE8832C2E0345617AE5FD87FC3E" box="[344,526,946,971]" italics="true" pageId="1" pageNumber="44">N. oxyrhynchus</emphasis>
</taxonomicName>
in having fewer lateral-line scales (29–32 vs. 37–42) and a more gently-sloping predorsal profile.
</paragraph>
</subSubSection>
<subSubSection id="C3306571832C2E0044FC7D55FABCFE57" lastPageId="2" lastPageNumber="45" pageId="1" pageNumber="44" type="description">
<paragraph id="8B9536FA832C2E0344FC7D55FE64FAF9" blockId="1.[151,1437,426,2012]" pageId="1" pageNumber="44">
<emphasis id="B95EEAE8832C2E0344FC7D55FED4FBE9" bold="true" box="[197,349,1026,1052]" pageId="1" pageNumber="44">Description.</emphasis>
Morphometric data as in
<tableCitation id="C6A80341832C2E0346B77D55FD6CFBE9" box="[654,741,1026,1052]" captionStart="TABLE 1" captionStartId="3.[151,241,1034,1058]" captionText="TABLE 1. Morphometric data for holotype and paratype of Nandus mercatus." pageId="1" pageNumber="44">Table 1</tableCitation>
, meristic data as in
<tableCitation id="C6A80341832C2E0347E87D55FBA2FBE9" box="[977,1067,1026,1052]" captionStart="TABLE 2" captionStartId="4.[151,241,151,175]" captionText="TABLE 2. Meristic data for holotype and paratype of Nandus mercatus." pageId="1" pageNumber="44">Table 2</tableCitation>
. Body compressed, moderately elongate; dorsal profile with slight, but noticeable concavity in interorbital region. Snout profile acute. Dorsal surface of head with prominent rostral fossa, reaching to 47.8–48.2% of predorsal distance. Mouth moderately large, protrusible. Posterior end of maxilla extending almost to vertical through posterior orbital margin. Eye moderately large, diameter about one fifth of head length. Posterior edge of preopercle with fine serrations. Gill rakers short, club-shaped and denticulate. Teeth short, unicuspid, closely set and in many irregular rows on both upper and lower jaw.
</paragraph>
<paragraph id="8B9536FA832C2E0344FC7C4DFEB1FA09" blockId="1.[151,1437,426,2012]" pageId="1" pageNumber="44">Lateral line divided into two segments, with anterior segment more dorsally located than posterior segment. Upper lateral line beginning at dorsal origin of operculum, rising for distance equivalent to two or three scales rows and reaching greatest height above pectoral fin, thereafter sloping ventrally and ending at vertical through middle of anal-fin base (at 24th–25th scale). Lower lateral line beginning at vertical through middle of anal-fin base, vertically centered along length of caudal peduncle and continuing slightly past end of hypural plate.</paragraph>
<paragraph id="8B9536FA832C2E0344FC7F5DFAC8F931" blockId="1.[151,1437,426,2012]" pageId="1" pageNumber="44">Scales ctenoid, imbricate, and nearly uniform in size throughout body. Scales present throughout cheek region, preopercle, opercle, and area around eye, absent along midline of interorbital region. Area around nares and upper lip scaleless. Gular region and ventral region of head immediately adjacent scaleless; sensory pores present in this region. Sheath of scales surrounding proximal regions of dorsal and anal fins, forming ridges along sides of spines and attached to fin rays. Caudal fin scaled for about one quarter of length.</paragraph>
<paragraph id="8B9536FA832C2E0344FC7F85FC52F891" blockId="1.[151,1437,426,2012]" pageId="1" pageNumber="44">Dorsal fin with long base, anterior insertion anterior to vertical through posteriormost extent of opercle and posterior insertion at vertical through base of last anal-fin ray. Pectoral-fin origin anterior to pelvic-fin origin and shorter than pelvic fin. Pelvic fins not reaching urogenital opening or anterior insertion of anal fin. Longest ray of anal fin not reaching vertical through base of caudal fin.</paragraph>
<paragraph id="8B9536FA832C2E0044FC7E25FABCFE57" blockId="1.[151,1437,426,2012]" lastBlockId="2.[151,1436,152,418]" lastPageId="2" lastPageNumber="45" pageId="1" pageNumber="44">
<emphasis id="B95EEAE8832C2E0344FC7E25FEDDF879" bold="true" box="[197,340,1906,1932]" pageId="1" pageNumber="44">Coloration.</emphasis>
In 70% ethanol: light brown color on body, with mottled darker areas forming three reticulate vertical bars: first vertical bar over anterior half of dorsal-fin base, second at posterior third of dorsal-fin base and third at base of caudal fin. Lighter-colored areas of body with small dark brown spots: one running under base of pectoral fin and another anterior to anal-fin base. Two dark stripes running from eye: one dorsoposteriorly towards dorsal origin of operculum, terminating at posttemporal region, and second running posteroventrally and passing under posterior edge of maxilla, terminating at ventral edge of interopercle. All median fins with series of small brown spots forming transverse bars across fin membranes: dorsal and anal fins with four such bars, and caudal fin with six such bars. Pectoral fin hyaline, with small dark brown spot in middle of fin base. Pelvic fin with brown spots forming bands as in median fins, but much denser and brown coloration covering almost entire fin, except for irregular distal hyaline margin. Live coloration similar (
<figureCitation id="13112A7F832F2E0040E678DFFAAEFE57" box="[1247,1319,392,418]" captionStart="FIGURE 2" captionStartId="3.[151,255,968,992]" captionTargetBox="[151,1436,314,944]" captionTargetId="figure-185@3.[151,1436,314,944]" captionTargetPageId="3" captionText="FIGURE 2. Live coloration of Nandus mercatus, paratype, ZRC 51419, 39.8 mm SL." figureDoi="http://doi.org/10.5281/zenodo.5241791" httpUri="https://zenodo.org/record/5241791/files/figure.png" pageId="2" pageNumber="45">Fig. 2</figureCitation>
).
</paragraph>
</subSubSection>
<caption id="DF556672832F2E0044AE7F89FDA8F8ED" ID-DOI="http://doi.org/10.5281/zenodo.5241789" ID-Zenodo-Dep="5241789" httpUri="https://zenodo.org/record/5241789/files/figure.png" pageId="2" pageNumber="45" startId="2.[151,255,1758,1782]" targetBox="[151,1436,477,1726]" targetPageId="2">
<paragraph id="8B9536FA832F2E0044AE7F89FDA8F8ED" blockId="2.[151,1436,1758,1816]" pageId="2" pageNumber="45">
<emphasis id="B95EEAE8832F2E0044AE7F89FE93F903" bold="true" box="[151,282,1758,1782]" pageId="2" pageNumber="45">FIGURE 1.</emphasis>
a.
<taxonomicName id="4C2A4D79832F2E0045047F89FE71F900" authorityName="Ng" authorityYear="2008" box="[317,504,1758,1781]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="2" pageNumber="45" phylum="Chordata" rank="species" species="mercatus">
<emphasis id="B95EEAE8832F2E0045047F89FE71F900" box="[317,504,1758,1781]" italics="true" pageId="2" pageNumber="45">Nandus mercatus</emphasis>
</taxonomicName>
, holotype, MZB 10987, 70.0 mm SL; Sumatra: Sekayu; b.
<taxonomicName id="4C2A4D79832F2E0040B87F89FAB4F900" authority=", UF" authorityName="UF" box="[1153,1341,1758,1781]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="2" pageNumber="45" phylum="Chordata" rank="species" species="nebulosus">
<emphasis id="B95EEAE8832F2E0040B87F89FA85F900" box="[1153,1292,1758,1781]" italics="true" pageId="2" pageNumber="45">N. nebulosus</emphasis>
, UF
</taxonomicName>
165994, 63.1 mm SL; Sumatra: Penida River.
</paragraph>
</caption>
<subSubSection id="C3306571832F2E0044FC7E11FC95F82D" pageId="2" pageNumber="45" type="distribution">
<paragraph id="8B9536FA832F2E0044FC7E11FE42F87D" blockId="2.[151,1436,1862,2008]" pageId="2" pageNumber="45">
<emphasis id="B95EEAE8832F2E0044FC7E11FEEFF895" bold="true" box="[197,358,1862,1888]" pageId="2" pageNumber="45">Distribution.</emphasis>
Currently only known from the Musi River in the vicinity of Sekayu (
<geoCoordinate id="EE1E503D832F2E0040897E11FB74F895" box="[1200,1277,1862,1888]" degrees="2" direction="south" minutes="51" orientation="latitude" pageId="2" pageNumber="45" precision="925" value="-2.85">2°51'S</geoCoordinate>
<geoCoordinate id="EE1E503D832F2E00413F7E11FAFAF895" box="[1286,1395,1862,1888]" degrees="103" direction="east" minutes="51" orientation="longitude" pageId="2" pageNumber="45" precision="925" value="103.85">103°51'E</geoCoordinate>
) in southern Sumatra (
<figureCitation id="13112A7F832F2E00454D7E39FE32F87D" box="[372,443,1902,1928]" captionStart="FIGURE 3" captionStartId="5.[151,255,1756,1780]" captionTargetBox="[172,1403,208,1722]" captionTargetId="figure-101@5.[171,1406,203,1731]" captionTargetPageId="5" captionText="FIGURE 3. Map showing type locality of Nandus andrewi and collecting localities of N. nebulosus from Sumatra examined in this study." figureDoi="http://doi.org/10.5281/zenodo.5241793" httpUri="https://zenodo.org/record/5241793/files/figure.png" pageId="2" pageNumber="45">Fig. 3</figureCitation>
).
</paragraph>
<paragraph id="8B9536FA832F2E0044FC7EC1FC95F82D" blockId="2.[151,1436,1862,2008]" pageId="2" pageNumber="45">
<emphasis id="B95EEAE8832F2E0044FC7EC1FEA4F845" bold="true" box="[197,301,1942,1968]" pageId="2" pageNumber="45">Habitat.</emphasis>
The single
<typeStatus id="54918858832F2E0045827EC1FDA9F845" box="[443,544,1942,1968]" pageId="2" pageNumber="45" type="paratype">paratype</typeStatus>
of
<taxonomicName id="4C2A4D79832F2E0046737EC0FD51F845" authorityName="Ng" authorityYear="2008" box="[586,728,1943,1968]" class="Actinopterygii" family="Nandidae" genus="Nandus" kingdom="Animalia" order="Perciformes" pageId="2" pageNumber="45" phylum="Chordata" rank="species" species="mercatus">
<emphasis id="B95EEAE8832F2E0046737EC0FD51F845" box="[586,728,1943,1968]" italics="true" pageId="2" pageNumber="45">N. mercatus</emphasis>
</taxonomicName>
was obtained from streams draining into an ox-bow on the Musi River. The water was brown and of low pH (4.3).
</paragraph>
</subSubSection>
<subSubSection id="C3306571832E2E0144FC79C0FB1EFEF7" pageId="3" pageNumber="46" type="etymology">
<paragraph id="8B9536FA832E2E0144FC79C0FB1EFEF7" blockId="3.[151,1436,151,258]" pageId="3" pageNumber="46">
<emphasis id="B95EEAE8832E2E0144FC79C0FEDBFF44" bold="true" box="[197,338,151,177]" pageId="3" pageNumber="46">Etymology.</emphasis>
The specific epithet comes from the Latin noun mercatus, meaning a trading place or market. The name is used in reference to the method with which the
<typeStatus id="54918858832E2E01476B7997FC31FF2F" box="[850,952,192,218]" pageId="3" pageNumber="46" type="holotype">holotype</typeStatus>
was obtained (purchased from a market), and honors the fish market, a valuable tool to ichthyologists for sampling fish diversity.
</paragraph>
</subSubSection>
</treatment>
</document>
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