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<document id="5809CF33F50521F3C57A04E6A08DD520" ID-DOI="10.5281/zenodo.177533" ID-GBIF-Dataset="38039f00-cc6c-4512-9469-1f1301564826" ID-ISSN="1175-5326" ID-Zenodo-Dep="177533" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459868137557" checkinUser="plazi" docAuthor="Yang, Jian, Chen, Xiaoyong &amp; Yang, Junxing" docDate="2007" docId="F44887D88047FFB104BA8DD856D0FB94" docLanguage="en" docName="zt01526p068.pdf" docOrigin="Zootaxa 1526" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Metahomaloptera longicauda Yang, Chen &amp; Yang, 2007, sp. nov." docType="treatment" docVersion="8" lastPageNumber="68" masterDocId="0871FFA08046FFB4042D8C0F576CFFE6" masterDocTitle="A new species of Metahomaloptera (Teleostei: Balitoridae) from China" masterLastPageNumber="68" masterPageNumber="63" pageNumber="64" updateTime="1698226363313" updateUser="plazi">
<mods:mods id="19F23FBFD6DC01398B0DCA9E3F2398B7" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="3477AE67C3961ED787955C04DB80B580">
<mods:title id="539468973C1B15C3E49D8ECC20233B1C">A new species of Metahomaloptera (Teleostei: Balitoridae) from China</mods:title>
</mods:titleInfo>
<mods:name id="06C2174CBA94DA3B6D048CDCD9575B73" type="personal">
<mods:role id="1FB9A6BA845489B084B1D18D436C669F">
<mods:roleTerm id="404EECF21D802E8F5E3D2DDBBB98FFEB">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="BC559C6EFFF76DEDC6EA1B70E1678231">Yang, Jian</mods:namePart>
</mods:name>
<mods:name id="F59117973A0DF78BB6C2F2D02E215007" type="personal">
<mods:role id="41148A85C51B7ACA0FC92CFBA6A51A94">
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<mods:namePart id="0433CBD1ECB02B906AF574B31A30C0AD">Chen, Xiaoyong</mods:namePart>
</mods:name>
<mods:name id="FFD7DBAD70A4995D17FDAABE2A56311E" type="personal">
<mods:role id="3DC0525AA8123B8879075F306F857B92">
<mods:roleTerm id="5EA2AE4A49185B185B4F3087E156BC25">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="261E1F5B341BA55DB9FB0A2E194DFF28">Yang, Junxing</mods:namePart>
</mods:name>
<mods:typeOfResource id="A90906748F5D7A4FE334D84CCDF3B075">text</mods:typeOfResource>
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<mods:title id="252890DD1394834B1FB5FDE40DD4006F">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="B2094572C0F770C9991B653C881A5C0C">
<mods:date id="03CDA650E61399AC130121B28FE686D1">2007</mods:date>
<mods:detail id="740E694E04632376A4284B194204B9A9" type="volume">
<mods:number id="0D99BF6E4BA66DFF4313E7710F69450B">1526</mods:number>
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<mods:classification id="8B0E347CB4BA172BA3F3183C138DF7C0">journal article</mods:classification>
<mods:identifier id="0D3B9638B6DDD5B5379D1082E264F0C2" type="DOI">10.5281/zenodo.177533</mods:identifier>
<mods:identifier id="4E79C28478BB1A629B467A89399BEA21" type="GBIF-Dataset">38039f00-cc6c-4512-9469-1f1301564826</mods:identifier>
<mods:identifier id="FBF099B8422BD63328B71968C19920C4" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="939199DC70BD1AEE9DE1E0AA4FE5430F" type="Zenodo-Dep">177533</mods:identifier>
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<treatment id="F44887D88047FFB104BA8DD856D0FB94" ID-DOI="http://doi.org/10.5281/zenodo.6248331" ID-GBIF-Taxon="119368988" ID-Zenodo-Dep="6248331" LSID="urn:lsid:plazi:treatment:F44887D88047FFB104BA8DD856D0FB94" httpUri="http://treatment.plazi.org/id/F44887D88047FFB104BA8DD856D0FB94" lastPageId="5" lastPageNumber="68" pageId="1" pageNumber="64">
<subSubSection id="34FB65458047FFB504BA8DD85783FDF2" pageId="1" pageNumber="64" type="nomenclature">
<paragraph id="7C5E36CE8047FFB504BA8DD8550CFE17" blockId="1.[151,608,471,532]" box="[151,608,471,497]" pageId="1" pageNumber="64">
<heading id="271681A28047FFB504BA8DD8550CFE17" bold="true" box="[151,608,471,497]" fontSize="11" level="1" pageId="1" pageNumber="64" reason="1">
<emphasis id="4E95EADC8047FFB504BA8DD8550CFE17" bold="true" box="[151,608,471,497]" pageId="1" pageNumber="64">
<taxonomicName id="BBE14D4D8047FFB504BA8DD85690FE17" ID-CoL="6RD8S" box="[151,508,471,497]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="1" pageNumber="64" phylum="Chordata" rank="species" species="longicauda" status="sp. nov.">
<emphasis id="4E95EADC8047FFB504BA8DD85690FE17" bold="true" box="[151,508,471,497]" italics="true" pageId="1" pageNumber="64">Metahomaloptera longicauda</emphasis>
</taxonomicName>
<taxonomicNameLabel id="55A657A78047FFB5062E8DD8550CFE17" box="[515,608,471,497]" pageId="1" pageNumber="64" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="7C5E36CE8047FFB504BA8DF55783FDF2" blockId="1.[151,608,471,532]" box="[151,239,506,532]" pageId="1" pageNumber="64">
(
<figureCitation id="E4DA2A4B8047FFB504B28DF5578FFDF2" box="[159,227,506,532]" captionStart="FIGURE 1" captionStartId="1.[151,255,1557,1581]" captionTargetBox="[471,1115,815,1528]" captionTargetId="figure@1.[471,1116,788,1529]" captionTargetPageId="1" captionText="FIGURE 1. Metahomaloptera longicauda sp. nov., KIZ 20060304, holotype, 41.9 mm SL. Dorsal, lateral and ventral views." httpUri="https://zenodo.org/record/177534/files/figure.png" pageId="1" pageNumber="64">Fig. 1</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="34FB65458047FFB504BA8E455324FCE2" pageId="1" pageNumber="64" type="materials_examined">
<paragraph id="7C5E36CE8047FFB504BA8E4553CEFD6A" blockId="1.[151,1436,586,772]" pageId="1" pageNumber="64">
<emphasis id="4E95EADC8047FFB504BA8E455621FD82" bold="true" box="[151,333,586,612]" pageId="1" pageNumber="64">
<typeStatus id="A35A886C8047FFB504BA8E4557BEFD82" box="[151,210,586,612]" pageId="1" pageNumber="64">Type</typeStatus>
material.
</emphasis>
<typeStatus id="A35A886C8047FFB505748E4556A7FD82" box="[345,459,586,612]" pageId="1" pageNumber="64" type="holotype">Holotype</typeStatus>
:
<collectionCode id="1AF0AE0B8047FFB505F58E455565FD82" box="[472,521,586,612]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="1" pageNumber="64">KIZ</collectionCode>
20060304,
<quantity id="BB199B2B8047FFB506B78E45546AFD82" box="[666,774,586,612]" metricMagnitude="-2" metricUnit="m" metricValue="4.1899999999999995" pageId="1" pageNumber="64" unit="mm" value="41.9">41.9 mm</quantity>
<collectionCode id="1AF0AE0B8047FFB507228E455458FD82" box="[783,820,586,612]" pageId="1" pageNumber="64">SL</collectionCode>
, Chuanhedong village, Deze town, Zhanyi County, Yunnan Province,
<collectingCountry id="04F6765E8047FFB505438E7D56D4FD6A" box="[366,440,626,652]" name="China" pageId="1" pageNumber="64">China</collectingCountry>
;
<geoCoordinate id="19D550098047FFB505E98E7D5500FD6A" box="[452,620,626,652]" direction="north" orientation="latitude" pageId="1" pageNumber="64" precision="1" value="25.90261">25° 54' 9.4'' N</geoCoordinate>
,
<geoCoordinate id="19D550098047FFB506558E7D5457FD6A" box="[632,827,626,652]" direction="east" orientation="longitude" pageId="1" pageNumber="64" precision="1" value="103.580414">103° 34' 49.5'' E</geoCoordinate>
;
<date id="085F100E8047FFB5076A8E7D54B5FD6A" box="[839,985,626,652]" pageId="1" pageNumber="64" value="2006-12-02">2 Dec. 2006</date>
; J Yang, B Yang.
</paragraph>
<paragraph id="7C5E36CE8047FFB504EB8E955324FCE2" blockId="1.[151,1436,586,772]" pageId="1" pageNumber="64">
<typeStatus id="A35A886C8047FFB504EB8E955651FD52" box="[198,317,666,692]" pageId="1" pageNumber="64" type="paratype">Paratypes</typeStatus>
:
<collectionCode id="1AF0AE0B8047FFB505658E955615FD52" box="[328,377,666,692]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="1" pageNumber="64">KIZ</collectionCode>
20060305,
<quantity id="BB199B2B8047FFB5062B8E955503FD52" box="[518,623,666,692]" metricMagnitude="-2" metricUnit="m" metricValue="3.69" pageId="1" pageNumber="64" unit="mm" value="36.9">36.9 mm</quantity>
<collectionCode id="1AF0AE0B8047FFB5065A8E9555F0FD52" box="[631,668,666,692]" pageId="1" pageNumber="64">SL</collectionCode>
, 1 ex. Same data as
<typeStatus id="A35A886C8047FFB507A18E955499FD52" box="[908,1013,666,692]" pageId="1" pageNumber="64" type="holotype">holotype</typeStatus>
,
<collectionCode id="1AF0AE0B8047FFB5002F8E95535FFD52" box="[1026,1075,666,692]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="1" pageNumber="64">KIZ</collectionCode>
20060306,
<quantity id="BB199B2B8047FFB500ED8E955245FD52" box="[1216,1321,666,692]" metricMagnitude="-2" metricUnit="m" metricValue="4.35" pageId="1" pageNumber="64" unit="mm" value="43.5">43.5 mm</quantity>
<collectionCode id="1AF0AE0B8047FFB5011C8E95523AFD52" box="[1329,1366,666,692]" pageId="1" pageNumber="64">SL</collectionCode>
, 1 ex. Tuole village, Zhanyi County, Yunnan Province,
<collectingCountry id="04F6765E8047FFB506CA8ECD545DFD3A" box="[743,817,706,732]" name="China" pageId="1" pageNumber="64">China</collectingCountry>
;
<geoCoordinate id="19D550098047FFB507128ECD536CFD3A" box="[831,1024,706,732]" direction="north" orientation="latitude" pageId="1" pageNumber="64" precision="1" value="25.691166">25° 41' 28.2'' N</geoCoordinate>
,
<geoCoordinate id="19D550098047FFB500238ECD53B7FD3A" box="[1038,1243,706,732]" direction="east" orientation="longitude" pageId="1" pageNumber="64" precision="1" value="103.55042">103° 33' 01.5'' E</geoCoordinate>
;
<date id="085F100E8047FFB500C78ECD52EEFD3A" box="[1258,1410,706,732]" pageId="1" pageNumber="64" value="2006-12-01">1 Dec. 2006</date>
; J Yang, B Yang.
<collectionCode id="1AF0AE0B8047FFB505658EE55615FCE2" box="[328,377,746,772]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="1" pageNumber="64">KIZ</collectionCode>
603672,
<quantity id="BB199B2B8047FFB505CA8EE55523FCE2" box="[487,591,746,772]" metricMagnitude="-2" metricUnit="m" metricValue="3.84" pageId="1" pageNumber="64" unit="mm" value="38.4">38.4 mm</quantity>
<collectionCode id="1AF0AE0B8047FFB5067B8EE55517FCE2" box="[598,635,746,772]" pageId="1" pageNumber="64">SL</collectionCode>
, 1 ex. Fumin, Yunnan Province,
<collectingCountry id="04F6765E8047FFB507D78EE55328FCE2" box="[1018,1092,746,772]" name="China" pageId="1" pageNumber="64">China</collectingCountry>
.
</paragraph>
</subSubSection>
<caption id="289E66468047FFB504BA8A1A57B1F9A9" httpUri="https://zenodo.org/record/177534/files/figure.png" pageId="1" pageNumber="64" targetBox="[471,1115,815,1528]" targetPageId="1">
<paragraph id="7C5E36CE8047FFB504BA8A1A57B1F9A9" blockId="1.[151,1436,1557,1615]" pageId="1" pageNumber="64">
<emphasis id="4E95EADC8047FFB504BA8A1A5677F9CB" bold="true" box="[151,283,1557,1581]" pageId="1" pageNumber="64">FIGURE 1.</emphasis>
<taxonomicName id="BBE14D4D8047FFB5050E8A19550FF9CB" box="[291,611,1558,1581]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="1" pageNumber="64" phylum="Chordata" rank="species" species="longicauda" status="sp. nov.">
<emphasis id="4E95EADC8047FFB5050E8A19550FF9CB" box="[291,611,1558,1581]" italics="true" pageId="1" pageNumber="64">Metahomaloptera longicauda</emphasis>
</taxonomicName>
<taxonomicNameLabel id="55A657A78047FFB506468A1A55AEF9CB" box="[619,706,1557,1581]" pageId="1" pageNumber="64" rank="species">
<emphasis id="4E95EADC8047FFB506468A1A55AEF9CB" bold="true" box="[619,706,1557,1581]" pageId="1" pageNumber="64">sp. nov.</emphasis>
</taxonomicNameLabel>
, KIZ 20060304, holotype, 41.9 mm SL. Dorsal, lateral and ventral views.
</paragraph>
</caption>
<subSubSection id="34FB65458047FFB604EB8A955259FECC" lastPageId="2" lastPageNumber="65" pageId="1" pageNumber="64" type="diagnosis">
<paragraph id="7C5E36CE8047FFB604EB8A955259FECC" blockId="1.[151,1436,1690,2037]" lastBlockId="2.[151,1436,152,298]" lastPageId="2" lastPageNumber="65" pageId="1" pageNumber="64">
<emphasis id="4E95EADC8047FFB504EB8A95562AF952" bold="true" box="[198,326,1690,1716]" pageId="1" pageNumber="64">Diagnosis.</emphasis>
<taxonomicName id="BBE14D4D8047FFB5057E8A9455DBF952" box="[339,695,1691,1716]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="1" pageNumber="64" phylum="Chordata" rank="species" species="longicauda">
<emphasis id="4E95EADC8047FFB5057E8A9455DBF952" box="[339,695,1691,1716]" italics="true" pageId="1" pageNumber="64">Metahomaloptera longicauda</emphasis>
</taxonomicName>
is distinguished from
<taxonomicName id="BBE14D4D8047FFB507F98A94539AF952" box="[980,1270,1691,1716]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="1" pageNumber="64" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="omeiensis">
<emphasis id="4E95EADC8047FFB507F98A94539AF952" box="[980,1270,1691,1716]" italics="true" pageId="1" pageNumber="64">M. omeiensis omeiensis</emphasis>
</taxonomicName>
in dorsal fin inserting before the middle of body (vs. dorsal fin inserting in the middle of body), having a longer pectoral fin (expending beyond the dorsal-fin origin vs. not), anal fin far from caudal-fin base (vs. anal fin reaching base of caudal fin), pelvic fin reaching or expending beyond anus (vs. pelvic fin far from anus), head narrow (head width 19.422.6% SL, vs. 22.730.2), pre-anal length 69.074.3% SL (vs. 80.787.4), having a longer (17.120.7% SL vs. 8.411.9) and more slender (caudal-peduncle depth 33.743.1% caudal-peduncle length vs. 62.787.6) caudal peduncle, eye small (eye diameter 14.616.6% HL vs. 16.723.9), mouth wide (mouth width 63.275.5% body width at pectoral-fin origin vs. 30.342.3).
<taxonomicName id="BBE14D4D8047FFB5079B8BBC5278F82A" box="[950,1300,1971,1996]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="1" pageNumber="64" phylum="Chordata" rank="species" species="longicauda">
<emphasis id="4E95EADC8047FFB5079B8BBC5278F82A" box="[950,1300,1971,1996]" italics="true" pageId="1" pageNumber="64">Metahomaloptera longicauda</emphasis>
</taxonomicName>
can be further distinguished from
<taxonomicName id="BBE14D4D8047FFB5059F8BD45597F812" box="[434,763,2011,2036]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="1" pageNumber="64" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="hangshuiensis">
<emphasis id="4E95EADC8047FFB5059F8BD45597F812" box="[434,763,2011,2036]" italics="true" pageId="1" pageNumber="64">M. omeiensis hangshuiensis</emphasis>
</taxonomicName>
in having fewer blackish blotches along the median dorsal line from occipital region to base of caudal (89 vs. 1015), a longer pectoral fin (expending beyond the dorsal-fin origin vs. not), more lateral-line scale rows (6678 vs. 5963), fewer branched pectoral rays (1115 vs. 1618), fewer branched pelvic rays (1012 vs. 1315), a longer (17.120.7% SL vs. 7.110) and more slender (caudal peduncle depth 33.743.1% caudal peduncle length vs. 76.9111.1) caudal peduncle.
</paragraph>
</subSubSection>
<caption id="289E66468044FFB604BA8F6D5641FC58" httpUri="https://zenodo.org/record/177535/files/figure.png" pageId="2" pageNumber="65" targetBox="[501,1086,357,839]" targetPageId="2">
<paragraph id="7C5E36CE8044FFB604BA8F6D5641FC58" blockId="2.[151,1436,866,958]" pageId="2" pageNumber="65">
<emphasis id="4E95EADC8044FFB604BA8F6D5675FC9C" bold="true" box="[151,281,866,890]" pageId="2" pageNumber="65">FIGURE 2.</emphasis>
Ventral view of head of
<taxonomicName id="BBE14D4D8044FFB606098F6D540FFC9F" box="[548,867,866,889]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="2" pageNumber="65" phylum="Chordata" rank="species" species="longicauda" status="sp. nov.">
<emphasis id="4E95EADC8044FFB606098F6D540FFC9F" box="[548,867,866,889]" italics="true" pageId="2" pageNumber="65">Metahomaloptera longicauda</emphasis>
</taxonomicName>
<taxonomicNameLabel id="55A657A78044FFB607478F6D54ACFC9C" box="[874,960,866,890]" pageId="2" pageNumber="65" rank="species">
<emphasis id="4E95EADC8044FFB607478F6D54ACFC9C" bold="true" box="[874,960,866,890]" pageId="2" pageNumber="65">sp. nov.</emphasis>
</taxonomicNameLabel>
, KIZ 20060304, holotype, 41.9 mm SL; l.j., lower jaw; l.l., lower lip; m.b., maxillary barbel; r.b., rostral barbel; r.f., rostral fold; r.g., rostral groove; u.j., upper jaw; u.l., upper lip.
</paragraph>
</caption>
<subSubSection id="34FB65458044FFB004EB880055D4F9EE" lastPageId="4" lastPageNumber="67" pageId="2" pageNumber="65" type="description">
<paragraph id="7C5E36CE8044FFB604EB88005407F9D4" blockId="2.[151,1437,1039,1946]" pageId="2" pageNumber="65">
<emphasis id="4E95EADC8044FFB604EB88005632FBCF" bold="true" box="[198,350,1039,1065]" pageId="2" pageNumber="65">Description.</emphasis>
Biometric comparisons of
<emphasis id="4E95EADC8044FFB606B1881F53F9FBCF" box="[668,1173,1040,1065]" italics="true" pageId="2" pageNumber="65">
<taxonomicName id="BBE14D4D8044FFB606B1881F542BFBCF" box="[668,839,1040,1065]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="2" pageNumber="65" phylum="Chordata" rank="species" species="longicauda">M. longicauda</taxonomicName>
and
<taxonomicName id="BBE14D4D8044FFB607AD881F53F9FBCF" box="[896,1173,1040,1065]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="2" pageNumber="65" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="omeiensis">M. omeiensis omeiensis</taxonomicName>
</emphasis>
are presented in Table 1. Ventral view of head of
<taxonomicName id="BBE14D4D8044FFB605E788375519FBB7" box="[458,629,1080,1105]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="2" pageNumber="65" phylum="Chordata" rank="species" species="longicauda">
<emphasis id="4E95EADC8044FFB605E788375519FBB7" box="[458,629,1080,1105]" italics="true" pageId="2" pageNumber="65">M. longicauda</emphasis>
</taxonomicName>
is presented in
<figureCitation id="E4DA2A4B8044FFB60704883754E2FBB4" box="[809,910,1080,1106]" captionStart="FIGURE 2" captionStartId="2.[151,255,866,890]" captionTargetBox="[501,1086,357,839]" captionTargetId="figure@2.[501,1086,357,840]" captionTargetPageId="2" captionText="FIGURE 2. Ventral view of head of Metahomaloptera longicauda sp. nov., KIZ 20060304, holotype, 41.9 mm SL; l. j., lower jaw; l. l., lower lip; m. b., maxillary barbel; r. b., rostral barbel; r. f., rostral fold; r. g., rostral groove; u. j., upper jaw; u. l., upper lip." httpUri="https://zenodo.org/record/177535/files/figure.png" pageId="2" pageNumber="65">Figure 2</figureCitation>
. Body elongate and compressed; head longer than width at pectoral-fin origin. Snout spatulate and broad; snout longer than half of head, 34 times eye diameter. Numerous small white tubercles on dorsal surface of head. Anterior and posterior nostrils closely situated; anterior nostril in short tubular flap. Eye small, 1/6 of head length; eye diameter slightly shorter than gill opening. Interorbital width shorter than snout length and less than 1/2 of head length. Gill opening very small, crescent-shaped, and situated entirely above base of pectoral fin. Mouth inferior, wide, and crescentshaped; corner of mouth almost reaching pectoral-fin origin. Mouth with four pairs of barbels, rostral fold with four notches to accommodate rostral barbels, a fleshy lobe between two neighboring notches, and the inner fleshy lobe larger than the lateral two. Four rostral barbels of equal length. Fleshy lobe enlarged between rostral and maxillary barbels. Rostral fold and upper lip separated by shallow groove; upper lip with single row of papillae and continuous with lower lip at mouth corner. Maxillary barbels at corner of mouth; inner pair of barbels shorter and more slender than outer pair. Lower lip plain and thin. Jaws with sharp largely exposed horny edge. Lower jaw with radial ridges on surface.
</paragraph>
<paragraph id="7C5E36CE8044FFB604EB8A4F5517F87C" blockId="2.[151,1437,1039,1946]" pageId="2" pageNumber="65">Dorsal-fin origin located before middle of body with iii,8 rays. Dorsal-fin margin straight. Base of dorsal fin shorter than head length. Pectoral fin with 13 simple and 1115 branched rays; fin expanded and inserted vertical of nostrils. Tip of pectoral fin overlapping anterior part of pelvic fin and extending beyond vertical origin of dorsal fin. Pelvic fin with 89 simple and 1012 branched rays. Pelvic-fin origin anterior to vertical of dorsal-fin origin. Pelvic fins fused posteriorly; posterior edge reaching or extending beyond anus and far from anal fin. Expanded muscular band present above pelvic-fin base. Anal fin with ii,5 rays and far from caudal-fin base. Anus closer to anal-fin origin than to posterior edge of pelvic-fin base. Caudal fin shallowly emarginated; lower lobe slightly longer than upper lobe. Body covered with tiny cycloid scales. Lateral line complete, straight and with 6678 scales.</paragraph>
<caption id="289E66468042FFB004BA8ED256CFFCF1" httpUri="https://zenodo.org/record/177536/files/figure.png" pageId="4" pageNumber="67" targetBox="[446,1143,185,716]" targetPageId="4">
<paragraph id="7C5E36CE8042FFB004BA8ED256CFFCF1" blockId="4.[151,1437,733,791]" pageId="4" pageNumber="67">
<emphasis id="4E95EADC8042FFB004BA8ED25677FD13" bold="true" box="[151,283,733,757]" pageId="4" pageNumber="67">FIGURE 3.</emphasis>
Map showing the distribution of
<emphasis id="4E95EADC8042FFB006A38ED154B9FD13" box="[654,981,734,757]" italics="true" pageId="4" pageNumber="67">
<taxonomicName id="BBE14D4D8042FFB006A38ED1543DFD13" box="[654,849,734,757]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="genus">Metahomaloptera</taxonomicName>
.
<taxonomicName id="BBE14D4D8042FFB007708ED154B9FD13" box="[861,981,734,757]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="longicauda" status="sp. nov.">longicauda</taxonomicName>
</emphasis>
<taxonomicNameLabel id="55A657A78042FFB007F38ED2535AFD13" box="[990,1078,733,757]" pageId="4" pageNumber="67" rank="species">
<emphasis id="4E95EADC8042FFB007F38ED2535AFD13" bold="true" box="[990,1078,733,757]" pageId="4" pageNumber="67">sp. nov.</emphasis>
</taxonomicNameLabel>
,
<taxonomicName id="BBE14D4D8042FFB000688ED1522AFD13" box="[1093,1350,734,757]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="omeiensis">
<emphasis id="4E95EADC8042FFB000688ED1522AFD13" box="[1093,1350,734,757]" italics="true" pageId="4" pageNumber="67">M. omeiensis omeiensis</emphasis>
</taxonomicName>
and
<taxonomicName id="BBE14D4D8042FFB001528ED156F2FCF1" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="hangshuiensis">
<emphasis id="4E95EADC8042FFB001528ED156F2FCF1" italics="true" pageId="4" pageNumber="67">M. omeiensis hangshuiensis</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<caption id="289E66468042FFB004BA88CC5274FAF9" httpUri="https://zenodo.org/record/177537/files/figure.png" pageId="4" pageNumber="67" targetBox="[388,1139,853,1187]" targetPageId="4">
<paragraph id="7C5E36CE8042FFB004BA88CC5274FAF9" blockId="4.[151,1436,1219,1312]" pageId="4" pageNumber="67">
<emphasis id="4E95EADC8042FFB004BA88CC563CFB3D" bold="true" box="[151,336,1219,1243]" pageId="4" pageNumber="67">FIGURE 45. 4,</emphasis>
Scatterplot of caudal peduncle length (CPL)/standard length (SL) against standard length for
<taxonomicName id="BBE14D4D8042FFB0016F88CC56E8FB1B" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="longicauda">
<emphasis id="4E95EADC8042FFB0016F88CC56E8FB1B" italics="true" pageId="4" pageNumber="67">Metahomaloptera longicauda</emphasis>
</taxonomicName>
and
<taxonomicName id="BBE14D4D8042FFB0059788E955D4FB1B" box="[442,696,1254,1277]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="omeiensis">
<emphasis id="4E95EADC8042FFB0059788E955D4FB1B" box="[442,696,1254,1277]" italics="true" pageId="4" pageNumber="67">
M.
<taxonomicName id="BBE14D4D8042FFB005F388E955D4FB1B" box="[478,696,1254,1277]" pageId="4" pageNumber="67" rank="species" species="omeiensis">omeiensis omeiensis</taxonomicName>
</emphasis>
</taxonomicName>
.
<emphasis id="4E95EADC8042FFB006EB88EA55B7FB1B" bold="true" box="[710,731,1253,1277]" pageId="4" pageNumber="67">5.</emphasis>
Scatterplot of mouth width (MW)/body width at pectoral-fin origin (BWPO) against standard length for
<taxonomicName id="BBE14D4D8042FFB0066A890654E9FAC6" box="[583,901,1289,1312]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="longicauda" status="sp. nov.">
<emphasis id="4E95EADC8042FFB0066A890654E9FAC6" box="[583,901,1289,1312]" italics="true" pageId="4" pageNumber="67">Metahomaloptera longicauda</emphasis>
</taxonomicName>
<taxonomicNameLabel id="55A657A78042FFB007A68907548DFAC6" box="[907,993,1288,1312]" pageId="4" pageNumber="67" rank="species">
<emphasis id="4E95EADC8042FFB007A68907548DFAC6" bold="true" box="[907,993,1288,1312]" pageId="4" pageNumber="67">sp. nov.</emphasis>
</taxonomicNameLabel>
and
<taxonomicName id="BBE14D4D8042FFB000398906527CFAC6" box="[1044,1296,1289,1312]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="omeiensis">
<emphasis id="4E95EADC8042FFB000398906527CFAC6" box="[1044,1296,1289,1312]" italics="true" pageId="4" pageNumber="67">M. omeiensis omeiensis</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<paragraph id="7C5E36CE8042FFB004EB897A55D4F9EE" blockId="4.[151,1436,1397,2024]" pageId="4" pageNumber="67">
<emphasis id="4E95EADC8042FFB004EB897A5639FA69" bold="true" box="[198,341,1397,1423]" pageId="4" pageNumber="67">Coloration.</emphasis>
After fixed in 10% formalin and storage in 75% ethanol, body is dark grey. Median dorsal line with 89 blackish blotches from occipital region to base of caudal fin; 23 blotches anterior to dorsal-fin origin and 56 posterior to dorsal-fin origin. Dorsal-fin rays dark grey with two blackish bands. Caudal and anal fins with one wide vertical blackish band.
</paragraph>
</subSubSection>
<subSubSection id="34FB65458042FFB004EB8A1A5632F80E" pageId="4" pageNumber="67" type="distribution">
<paragraph id="7C5E36CE8042FFB004EB8A1A56F5F9BE" blockId="4.[151,1436,1397,2024]" pageId="4" pageNumber="67">
<emphasis id="4E95EADC8042FFB004EB8A1A560BF9C9" bold="true" box="[198,359,1557,1583]" pageId="4" pageNumber="67">Distribution.</emphasis>
Presently known from the Niulan Jiang River and the Pudu River (tributaries of the lower Jinsha River) (
<figureCitation id="E4DA2A4B8042FFB0056F8A3156E5F9BE" box="[322,393,1598,1624]" captionStart="FIGURE 3" captionStartId="4.[151,255,733,757]" captionTargetBox="[446,1143,185,716]" captionTargetId="figure@4.[446,1143,185,717]" captionTargetPageId="4" captionText="FIGURE 3. Map showing the distribution of Metahomaloptera. longicauda sp. nov., M. omeiensis omeiensis and M. omeiensis hangshuiensis." httpUri="https://zenodo.org/record/177536/files/figure.png" pageId="4" pageNumber="67">Fig. 3</figureCitation>
).
</paragraph>
<paragraph id="7C5E36CE8042FFB004EB8A6A5632F80E" blockId="4.[151,1436,1397,2024]" pageId="4" pageNumber="67">
<emphasis id="4E95EADC8042FFB004EB8A6A56AAF999" bold="true" box="[198,454,1637,1663]" pageId="4" pageNumber="67">Habitat and ecology.</emphasis>
In Tuole (Niulan Jiang River), the river is clear and fast flowing,
<quantity id="BB199B2B8042FFB000EF8A695276F966" box="[1218,1306,1638,1664]" metricMagnitude="1" metricUnit="m" metricValue="1.4" metricValueMax="2.0" metricValueMin="0.8" pageId="4" pageNumber="67" unit="m" value="14.0" valueMax="20.0" valueMin="8.0">820 m</quantity>
wide,
<quantity id="BB199B2B8042FFB001458A6957A8F94E" metricMagnitude="0" metricUnit="m" metricValue="1.25" metricValueMax="2.0" metricValueMin="0.5" pageId="4" pageNumber="67" unit="m" value="1.25" valueMax="2.0" valueMin="0.5">0.5 2 m</quantity>
deep, and with a
<collectingCountry id="04F6765E8042FFB005B98A8156D4F94E" box="[404,440,1678,1704]" name="Philippines" pageId="4" pageNumber="67">pH</collectingCountry>
6.0. The river substrate is sand, cobbles and boulders.
<taxonomicName id="BBE14D4D8042FFB000138A8152F0F941" box="[1086,1436,1678,1703]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="longicauda">
<emphasis id="4E95EADC8042FFB000138A8152F0F941" box="[1086,1436,1678,1703]" italics="true" pageId="4" pageNumber="67">Metahomaloptera longicauda</emphasis>
</taxonomicName>
was collected in the rapid water amongst boulders. Other fishes found in the same locality include
<taxonomicName id="BBE14D4D8042FFB001388AB956A7F91E" class="Actinopterygii" family="Cyprinidae" genus="Discogobio" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="yunnanensis">
<emphasis id="4E95EADC8042FFB001388AB95644F911" italics="true" pageId="4" pageNumber="67">Discogobio yunnanensis</emphasis>
(Cyprinidae)
</taxonomicName>
,
<taxonomicName id="BBE14D4D8042FFB005F48AD15433F91E" box="[473,863,1758,1784]" class="Actinopterygii" family="Cyprinidae" genus="Abbottina" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="rivularis">
<emphasis id="4E95EADC8042FFB005F48AD155D0F911" box="[473,700,1758,1783]" italics="true" pageId="4" pageNumber="67">Abbottina rivularis</emphasis>
(Cyprinidae)
</taxonomicName>
,
<taxonomicName id="BBE14D4D8042FFB007438AD15272F91E" box="[878,1310,1758,1784]" class="Actinopterygii" family="Cyprinidae" genus="Pseudorasbora" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="parvus">
<emphasis id="4E95EADC8042FFB007438AD15310F911" box="[878,1148,1758,1783]" italics="true" pageId="4" pageNumber="67">Pseudorasbora parvus</emphasis>
(Cyprinidae)
</taxonomicName>
,
<taxonomicName id="BBE14D4D8042FFB001008AD1568FF8C6" class="Actinopterygii" family="Cyprinidae" genus="Beafortia" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="szechuanensis">
<emphasis id="4E95EADC8042FFB001008AD15651F8F9" italics="true" pageId="4" pageNumber="67">Beafortia szechuanensis</emphasis>
(Balitoridae)
</taxonomicName>
,
<taxonomicName id="BBE14D4D8042FFB005D88B09548DF8C6" box="[501,993,1798,1824]" class="Actinopterygii" family="Balitoridae" genus="Sinogastromyzon" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="dezeensis">
<emphasis id="4E95EADC8042FFB005D88B095457F8F9" box="[501,827,1798,1823]" italics="true" pageId="4" pageNumber="67">Sinogastromyzon dezeensis</emphasis>
(Balitoridae)
</taxonomicName>
,
<taxonomicName id="BBE14D4D8042FFB007D98B0952FBF8C6" box="[1012,1431,1798,1824]" class="Actinopterygii" family="Nemacheilidae" genus="Triplophysa" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="grahami">
<emphasis id="4E95EADC8042FFB007D98B09539EF8F9" box="[1012,1266,1798,1823]" italics="true" pageId="4" pageNumber="67">Triplophysa grahami</emphasis>
(Balitoridae)
</taxonomicName>
,
<taxonomicName id="BBE14D4D8042FFB004BA8B215547F8AE" box="[151,555,1838,1864]" class="Actinopterygii" family="Nemacheilidae" genus="Schistura" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="fasciolata">
<emphasis id="4E95EADC8042FFB004BA8B2156EBF8A1" box="[151,391,1838,1863]" italics="true" pageId="4" pageNumber="67">Schistura fasciolata</emphasis>
(Balitoridae)
</taxonomicName>
and
<taxonomicName id="BBE14D4D8042FFB0065F8B215335F8AE" box="[626,1113,1838,1864]" class="Actinopterygii" family="Amblycipitidae" genus="Liobagrus" kingdom="Animalia" order="Siluriformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="marginatus">
<emphasis id="4E95EADC8042FFB0065F8B215411F8A1" box="[626,893,1838,1863]" italics="true" pageId="4" pageNumber="67">Liobagrus marginatus</emphasis>
(Amblycipitidae)
</taxonomicName>
. In Deze (downstream of Tuole,), the habitat is the same as that at Tuole, but more speceis coexist with
<taxonomicName id="BBE14D4D8042FFB000178B59538AF889" box="[1082,1254,1878,1903]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="longicauda">
<emphasis id="4E95EADC8042FFB000178B59538AF889" box="[1082,1254,1878,1903]" italics="true" pageId="4" pageNumber="67">M. longicauda</emphasis>
</taxonomicName>
. Those include the species listed above and
<taxonomicName id="BBE14D4D8042FFB005C98B7154D7F87E" box="[484,955,1918,1944]" class="Actinopterygii" family="Cyprinidae" genus="Carassius" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="subSpecies" species="auratus" subSpecies="auratus">
<emphasis id="4E95EADC8042FFB005C98B715477F871" box="[484,795,1918,1943]" italics="true" pageId="4" pageNumber="67">Carassius auratus auratus</emphasis>
(Cyprinidae)
</taxonomicName>
,
<emphasis id="4E95EADC8042FFB007EB8B71525CF871" box="[966,1328,1918,1943]" italics="true" pageId="4" pageNumber="67">Pseudogyrincheilus procheilus</emphasis>
(
<taxonomicName id="BBE14D4D8042FFB001128B7157A0F826" class="Actinopterygii" family="Cyprinidae" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="family">Cyprinidae</taxonomicName>
),
<taxonomicName id="BBE14D4D8042FFB004CD8BA9551CF826" box="[224,624,1958,1984]" class="Actinopterygii" family="Gobiidae" genus="Rhinogobius" kingdom="Animalia" order="Perciformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="brunneus">
<emphasis id="4E95EADC8042FFB004CD8BA95684F859" box="[224,488,1958,1983]" italics="true" pageId="4" pageNumber="67">Rhinogobius brunneus</emphasis>
(Gobiidae)
</taxonomicName>
,
<taxonomicName id="BBE14D4D8042FFB006518BA95482F826" box="[636,1006,1958,1984]" class="Actinopterygii" family="Cyprinidae" genus="Rhodeus" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="species" species="ocellatus">
<emphasis id="4E95EADC8042FFB006518BA9543EF859" box="[636,850,1958,1983]" italics="true" pageId="4" pageNumber="67">Rhodeus ocellatus</emphasis>
(Cyprinidae)
</taxonomicName>
and
<taxonomicName id="BBE14D4D8042FFB0000B8BA95636F80E" class="Actinopterygii" family="Nemacheilidae" genus="Paracobitis" kingdom="Animalia" order="Cypriniformes" pageId="4" pageNumber="67" phylum="Chordata" rank="subSpecies" species="variegatus" subSpecies="variegatus">
<emphasis id="4E95EADC8042FFB0000B8BA957D5F801" italics="true" pageId="4" pageNumber="67">Paracobitis variegatus variegatus</emphasis>
(Balitoridae)
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="34FB65458043FFB104EB8C98569FFEE4" pageId="5" pageNumber="68" type="etymology">
<paragraph id="7C5E36CE8043FFB104EB8C98569FFEE4" blockId="5.[151,1437,151,1138]" pageId="5" pageNumber="68">
<emphasis id="4E95EADC8043FFB104EB8C98563FFF57" bold="true" box="[198,339,151,177]" pageId="5" pageNumber="68">Etymology.</emphasis>
A noun from the Latin
<emphasis id="4E95EADC8043FFB1065E8C9755ADFF57" box="[627,705,152,177]" italics="true" pageId="5" pageNumber="68">longus</emphasis>
, meaning long, and
<emphasis id="4E95EADC8043FFB1079B8C97536AFF57" box="[950,1030,152,177]" italics="true" pageId="5" pageNumber="68">caudal</emphasis>
, meaning the tail of an animal, in reference to the species having a longer caudal peduncle when compared with
<taxonomicName id="BBE14D4D8043FFB1006E8CCF5205FF3F" box="[1091,1385,192,217]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="subSpecies" species="oemeiensis" subSpecies="omeiensis">
<emphasis id="4E95EADC8043FFB1006E8CCF5205FF3F" box="[1091,1385,192,217]" italics="true" pageId="5" pageNumber="68">M. oemeiensis omeiensis</emphasis>
</taxonomicName>
and
<taxonomicName id="BBE14D4D8043FFB104BA8CE75680FEE7" box="[151,492,232,257]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="subSpecies" species="oemeiensis" subSpecies="hangshuiensis">
<emphasis id="4E95EADC8043FFB104BA8CE75680FEE7" box="[151,492,232,257]" italics="true" pageId="5" pageNumber="68">M. oemeiensis hangshuiensis</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="34FB65458043FFB104EB8D00559FFE2C" pageId="5" pageNumber="68" type="discussion">
<paragraph id="7C5E36CE8043FFB104EB8D00559FFE2C" blockId="5.[151,1437,151,1138]" pageId="5" pageNumber="68">
<emphasis id="4E95EADC8043FFB104EB8D00563DFECF" bold="true" box="[198,337,271,297]" pageId="5" pageNumber="68">Discussion.</emphasis>
To date, only one species containing two subspecies is considered valid in
<taxonomicName id="BBE14D4D8043FFB100E78D1F52F0FECF" box="[1226,1436,272,297]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="genus">
<emphasis id="4E95EADC8043FFB100E78D1F52F0FECF" box="[1226,1436,272,297]" italics="true" pageId="5" pageNumber="68">Metahomaloptera</emphasis>
</taxonomicName>
(Chen &amp; Tang, 2000; Tang &amp; Chen, 2000),
<emphasis id="4E95EADC8043FFB106808D3755BAFEB7" box="[685,726,312,337]" italics="true" pageId="5" pageNumber="68">viz.</emphasis>
<taxonomicName id="BBE14D4D8043FFB106CD8D3753CCFEB4" authority="Chang, 1944" authorityName="Chang" authorityYear="1944" box="[736,1184,312,338]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="omeiensis">
<emphasis id="4E95EADC8043FFB106CD8D375497FEB7" box="[736,1019,312,337]" italics="true" pageId="5" pageNumber="68">M. omeiensis omeiensis</emphasis>
<bibRefCitation id="18704B3F8043FFB100288D3753CCFEB4" author="Chang" box="[1029,1184,312,338]" pageId="5" pageNumber="68" refString="Chang, H. - W. (1944) Notes of the fishes of western Szechwan and eastern Sikang. Sinensia 15, 27 - 60." type="journal article" year="1944">Chang, 1944</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="BBE14D4D8043FFB1009D8D37555BFE9C" authority="Xie, Yang &amp; Gong, 1984" authorityName="Xie, Yang &amp; Gong" authorityYear="1984" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="hangshuiensis">
<emphasis id="4E95EADC8043FFB1009D8D37566FFE9F" italics="true" pageId="5" pageNumber="68">M. omeiensis hangshuiensis</emphasis>
<bibRefCitation id="18704B3F8043FFB105268D6F555BFE9C" author="Xie" box="[267,567,352,378]" pageId="5" pageNumber="68" refString="Xie, C. - X., Yang G. - R. &amp; Gong, L. - X. (1984) The homalopterid fishes from Hubei Province, China, with description of a new species and a new subspecies. Journal of Huazhong Agriculture College 3, 62 - 68 (in Chinese)." type="journal article" year="1984">
Xie, Yang
<emphasis id="4E95EADC8043FFB105A48D6F56CCFE9F" box="[393,416,352,377]" italics="true" pageId="5" pageNumber="68">&amp;</emphasis>
Gong, 1984
</bibRefCitation>
</taxonomicName>
. The description of
<taxonomicName id="BBE14D4D8043FFB1070E8D6F54A3FE9F" box="[803,975,352,377]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="species" species="longicauda">
<emphasis id="4E95EADC8043FFB1070E8D6F54A3FE9F" box="[803,975,352,377]" italics="true" pageId="5" pageNumber="68">M. longicauda</emphasis>
</taxonomicName>
raises the number of known species in the genus to two. The significantly longer caudal peduncle and wider mouth of
<taxonomicName id="BBE14D4D8043FFB100638D875397FE47" box="[1102,1275,392,417]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="species" species="longicauda">
<emphasis id="4E95EADC8043FFB100638D875397FE47" box="[1102,1275,392,417]" italics="true" pageId="5" pageNumber="68">M. longicauda</emphasis>
</taxonomicName>
easily distinguishes it from
<taxonomicName id="BBE14D4D8043FFB105638DBF5508FE2F" box="[334,612,432,457]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="omeiensis">
<emphasis id="4E95EADC8043FFB105638DBF5508FE2F" box="[334,612,432,457]" italics="true" pageId="5" pageNumber="68">M. omeiensis omeiensis</emphasis>
</taxonomicName>
(
<figureCitation id="E4DA2A4B8043FFB1065E8DBF558FFE2C" box="[627,739,432,458]" captionStart="FIGURE 4 5. 4" captionStartId="4.[151,255,1219,1243]" captionTargetBox="[388,1139,853,1187]" captionTargetPageId="4" captionText="FIGURE 4 5. 4, Scatterplot of caudal peduncle length (CPL) / standard length (SL) against standard length for Metahomaloptera longicauda and M. omeiensis omeiensis. 5. Scatterplot of mouth width (MW) / body width at pectoral-fin origin (BWPO) against standard length for Metahomaloptera longicauda sp. nov. and M. omeiensis omeiensis." httpUri="https://zenodo.org/record/177537/files/figure.png" pageId="5" pageNumber="68">Figs. 4, 5</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="34FB65458043FFB104EA8DD75386FC64" pageId="5" pageNumber="68" type="reference_group">
<paragraph id="7C5E36CE8043FFB104EA8DD75386FC64" blockId="5.[151,1437,151,1138]" pageId="5" pageNumber="68">
<taxonomicName id="BBE14D4D8043FFB104EA8DD756F5FE17" ID-CoL="5QBK" box="[199,409,472,497]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="genus">
<emphasis id="4E95EADC8043FFB104EA8DD756F5FE17" box="[199,409,472,497]" italics="true" pageId="5" pageNumber="68">Metahomaloptera</emphasis>
</taxonomicName>
is is restricted to the lower Jinsha River (the name the Yangtse River in Yunnan Province) and the upper Yangtse River (Sichuan, Shanxi and Hubei Province) (
<figureCitation id="E4DA2A4B8043FFB100058E0F531FFDFC" box="[1064,1139,512,538]" captionStart="FIGURE 3" captionStartId="4.[151,255,733,757]" captionTargetBox="[446,1143,185,716]" captionTargetId="figure@4.[446,1143,185,717]" captionTargetPageId="4" captionText="FIGURE 3. Map showing the distribution of Metahomaloptera. longicauda sp. nov., M. omeiensis omeiensis and M. omeiensis hangshuiensis." httpUri="https://zenodo.org/record/177536/files/figure.png" pageId="5" pageNumber="68">Fig. 3</figureCitation>
). The distribution of
<taxonomicName id="BBE14D4D8043FFB101518E0F56D5FDA7" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="hangshuiensis">
<emphasis id="4E95EADC8043FFB101518E0F56D5FDA7" italics="true" pageId="5" pageNumber="68">M. omeiensis hangshuiensis</emphasis>
</taxonomicName>
is desctibed by Chen &amp; Tang (2000) as the Hanshui River.
<bibRefCitation id="18704B3F8043FFB100A98E27524BFDA4" author="Chang" box="[1156,1319,552,578]" pageId="5" pageNumber="68" refString="Chang, H. - W. (1944) Notes of the fishes of western Szechwan and eastern Sikang. Sinensia 15, 27 - 60." type="journal article" year="1944">Chang (1944)</bibRefCitation>
indicated that the rudimentary nature of the gill-opening in
<taxonomicName id="BBE14D4D8043FFB1072D8E5F54BEFD8F" ID-CoL="5QBK" box="[768,978,592,617]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="genus">
<emphasis id="4E95EADC8043FFB1072D8E5F54BEFD8F" box="[768,978,592,617]" italics="true" pageId="5" pageNumber="68">Metahomaloptera</emphasis>
</taxonomicName>
must be of generic significance, and
<taxonomicName id="BBE14D4D8043FFB104BA8E775605FD77" ID-CoL="5QBK" box="[151,361,632,657]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="genus">
<emphasis id="4E95EADC8043FFB104BA8E775605FD77" box="[151,361,632,657]" italics="true" pageId="5" pageNumber="68">Metahomaloptera</emphasis>
</taxonomicName>
is obviously more specialized and advanced than
<taxonomicName id="BBE14D4D8043FFB107958E7753EDFD77" ID-CoL="64546" box="[952,1153,632,657]" class="Actinopterygii" family="Balitoridae" genus="Sinogastromyzon" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="genus">
<emphasis id="4E95EADC8043FFB107958E7753EDFD77" box="[952,1153,632,657]" italics="true" pageId="5" pageNumber="68">Sinogastromyzon</emphasis>
</taxonomicName>
.
<bibRefCitation id="18704B3F8043FFB100BD8E775248FD74" author="Chen" box="[1168,1316,632,658]" pageId="5" pageNumber="68" refString="Chen, Y. - Y. (1980) Systematic studies on the fishes of the family Homalopteridae of China III. Phyletic studies of the Homalopterid fishes. Acta Zoologica Sinica 5, 200 - 211." type="journal article" year="1980">Chen (1980)</bibRefCitation>
discussed the phylogenetic position of
<taxonomicName id="BBE14D4D8043FFB105CA8EAF55D5FD5F" ID-CoL="5QBK" box="[487,697,672,697]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="genus">
<emphasis id="4E95EADC8043FFB105CA8EAF55D5FD5F" box="[487,697,672,697]" italics="true" pageId="5" pageNumber="68">Metahomaloptera</emphasis>
</taxonomicName>
based on an osteological study, corroborated the hypothesis of
<bibRefCitation id="18704B3F8043FFB104BA8EC75651FD04" author="Chang" box="[151,317,712,738]" pageId="5" pageNumber="68" refString="Chang, H. - W. (1944) Notes of the fishes of western Szechwan and eastern Sikang. Sinensia 15, 27 - 60." type="journal article" year="1944">Chang (1944)</bibRefCitation>
that
<taxonomicName id="BBE14D4D8043FFB105AF8EC75538FD07" ID-CoL="5QBK" box="[386,596,712,737]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="genus">
<emphasis id="4E95EADC8043FFB105AF8EC75538FD07" box="[386,596,712,737]" italics="true" pageId="5" pageNumber="68">Metahomaloptera</emphasis>
</taxonomicName>
is more specialized and advanced than
<taxonomicName id="BBE14D4D8043FFB1006A8EC7527CFD07" ID-CoL="64546" box="[1095,1296,712,737]" class="Actinopterygii" family="Balitoridae" genus="Sinogastromyzon" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="genus">
<emphasis id="4E95EADC8043FFB1006A8EC7527CFD07" box="[1095,1296,712,737]" italics="true" pageId="5" pageNumber="68">Sinogastromyzon</emphasis>
</taxonomicName>
.
<emphasis id="4E95EADC8043FFB101098EC75780FCEF" italics="true" pageId="5" pageNumber="68">Metahomloptera</emphasis>
is adapted to fast-flowing streams, and many of the morphological features are adaptations to the special environment. Notable adaptations includes those of the mouth, pelvic fin, maxillary barbels and gillopening, and the depressed body and head. These specialized characters are always used to distinguish genera and species. Their function and importance in phylogenetic analyses should be studied further.
</paragraph>
</subSubSection>
<subSubSection id="34FB65458043FFB104EB8F8056D0FB94" pageId="5" pageNumber="68" type="materials_examined">
<paragraph id="7C5E36CE8043FFB104EB8F8056D0FB94" blockId="5.[151,1437,151,1138]" pageId="5" pageNumber="68">
<emphasis id="4E95EADC8043FFB104EB8F805680FC4F" bold="true" box="[198,492,911,937]" pageId="5" pageNumber="68">Comparative material.</emphasis>
<taxonomicName id="BBE14D4D8043FFB105D18F9F54B9FC4F" box="[508,981,912,937]" class="Actinopterygii" family="Balitoridae" genus="Metahomaloptera" kingdom="Animalia" order="Cypriniformes" pageId="5" pageNumber="68" phylum="Chordata" rank="subSpecies" species="omeiensis" subSpecies="omeiensis">
<emphasis id="4E95EADC8043FFB105D18F9F54B9FC4F" box="[508,981,912,937]" italics="true" pageId="5" pageNumber="68">Metahomaloptera omeiensis omeiensis</emphasis>
</taxonomicName>
:
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795676,
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<collectionCode id="1AF0AE0B8043FFB1010D8F9F5229FC4C" box="[1312,1349,912,938]" pageId="5" pageNumber="68">SL</collectionCode>
, Yaan, Sichuan Province,
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;
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840157, 53.0 mm
<collectionCode id="1AF0AE0B8043FFB106C28FB75478FC34" box="[751,788,952,978]" pageId="5" pageNumber="68">SL</collectionCode>
,
<collectionCode id="1AF0AE0B8043FFB1070E8FB75438FC34" box="[803,852,952,978]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="5" pageNumber="68">KIZ</collectionCode>
840158,
<quantity id="BB199B2B8043FFB107E48FB75359FC34" box="[969,1077,952,978]" metricMagnitude="-2" metricUnit="m" metricValue="5.779999999999999" pageId="5" pageNumber="68" unit="mm" value="57.8">57.8 mm</quantity>
<collectionCode id="1AF0AE0B8043FFB100128FB75308FC34" box="[1087,1124,952,978]" pageId="5" pageNumber="68">SL</collectionCode>
, Emei, Sichuan Province,
<collectingCountry id="04F6765E8043FFB104BA8FEF578DFC1C" box="[151,225,992,1018]" name="China" pageId="5" pageNumber="68">China</collectingCountry>
;
<collectionCode id="1AF0AE0B8043FFB104C18FEF5671FC1C" box="[236,285,992,1018]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="5" pageNumber="68">KIZ</collectionCode>
82100932
<quantity id="BB199B2B8043FFB1058F8FEF5567FC1C" box="[418,523,992,1018]" metricMagnitude="-2" metricUnit="m" metricValue="4.13" pageId="5" pageNumber="68" unit="mm" value="41.3">41.3 mm</quantity>
<collectionCode id="1AF0AE0B8043FFB1063F8FEF555BFC1C" box="[530,567,992,1018]" pageId="5" pageNumber="68">SL</collectionCode>
,
<collectionCode id="1AF0AE0B8043FFB1066E8FEF5518FC1C" box="[579,628,992,1018]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="5" pageNumber="68">KIZ</collectionCode>
82100944,
<quantity id="BB199B2B8043FFB1072D8FEF5405FC1C" box="[768,873,992,1018]" metricMagnitude="-2" metricUnit="m" metricValue="3.66" pageId="5" pageNumber="68" unit="mm" value="36.6">36.6 mm</quantity>
<collectionCode id="1AF0AE0B8043FFB1075C8FEF54FAFC1C" box="[881,918,992,1018]" pageId="5" pageNumber="68">SL</collectionCode>
,
<collectionCode id="1AF0AE0B8043FFB1078F8FEF54BFFC1C" box="[930,979,992,1018]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="5" pageNumber="68">KIZ</collectionCode>
82100943,
<quantity id="BB199B2B8043FFB100738FEF53ABFC1C" box="[1118,1223,992,1018]" metricMagnitude="-2" metricUnit="m" metricValue="3.69" pageId="5" pageNumber="68" unit="mm" value="36.9">36.9 mm</quantity>
<collectionCode id="1AF0AE0B8043FFB100E28FEF5398FC1C" box="[1231,1268,992,1018]" pageId="5" pageNumber="68">SL</collectionCode>
, Weixin, Yunnan Province,
<collectingCountry id="04F6765E8043FFB1056F880756E0FBC4" box="[322,396,1032,1058]" name="China" pageId="5" pageNumber="68">China</collectingCountry>
;
<collectionCode id="1AF0AE0B8043FFB105B4880756A6FBC4" box="[409,458,1032,1058]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="5" pageNumber="68">KIZ</collectionCode>
82101071,
<quantity id="BB199B2B8043FFB10675880755AEFBC4" box="[600,706,1032,1058]" metricMagnitude="-2" metricUnit="m" metricValue="3.29" pageId="5" pageNumber="68" unit="mm" value="32.9">32.9 mm</quantity>
<collectionCode id="1AF0AE0B8043FFB106E68807559CFBC4" box="[715,752,1032,1058]" pageId="5" pageNumber="68">SL</collectionCode>
, Yanjin, Yunnan Province,
<collectingCountry id="04F6765E8043FFB1001888075313FBC4" box="[1077,1151,1032,1058]" name="China" pageId="5" pageNumber="68">China</collectingCountry>
;
<collectionCode id="1AF0AE0B8043FFB100A1880753D1FBC4" box="[1164,1213,1032,1058]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="5" pageNumber="68">KIZ</collectionCode>
2004008087,
<quantity id="BB199B2B8043FFB10144880757A9FBAC" metricMagnitude="-2" metricUnit="m" metricValue="3.18" pageId="5" pageNumber="68" unit="mm" value="31.8">31.8 mm</quantity>
<collectionCode id="1AF0AE0B8043FFB104E1883F579DFBAC" box="[204,241,1072,1098]" pageId="5" pageNumber="68">SL</collectionCode>
,
<collectionCode id="1AF0AE0B8043FFB104D3883F5643FBAC" box="[254,303,1072,1098]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="5" pageNumber="68">KIZ</collectionCode>
2004008086,
<quantity id="BB199B2B8043FFB105F5883F552DFBAC" box="[472,577,1072,1098]" metricMagnitude="-2" metricUnit="m" metricValue="3.09" pageId="5" pageNumber="68" unit="mm" value="30.9">30.9 mm</quantity>
<collectionCode id="1AF0AE0B8043FFB10665883F5501FBAC" box="[584,621,1072,1098]" pageId="5" pageNumber="68">SL</collectionCode>
,
<collectionCode id="1AF0AE0B8043FFB10654883F55C6FBAC" box="[633,682,1072,1098]" httpUri="http://grbio.org/cool/ncht-ribt" name="Kunming Institute of Zoology, Chinese Academy of Sciences" pageId="5" pageNumber="68">KIZ</collectionCode>
2004008088,
<quantity id="BB199B2B8043FFB10779883F54D1FBAC" box="[852,957,1072,1098]" metricMagnitude="-2" metricUnit="m" metricValue="3.16" pageId="5" pageNumber="68" unit="mm" value="31.6">31.6 mm</quantity>
<collectionCode id="1AF0AE0B8043FFB107E9883F5485FBAC" box="[964,1001,1072,1098]" pageId="5" pageNumber="68">SL</collectionCode>
, Shizi village, Baishui River, Yanjin, Yunnan Province,
<collectingCountry id="04F6765E8043FFB10543885756D4FB94" box="[366,440,1112,1138]" name="China" pageId="5" pageNumber="68">China</collectingCountry>
.
</paragraph>
</subSubSection>
</treatment>
</document>