317 lines
30 KiB
XML
317 lines
30 KiB
XML
<document ID-DOI="http://doi.org/10.5281/zenodo.4657240" ID-GBIF-Dataset="96fd1ba3-d7b3-402d-a5a4-7e4df747ed2e" ID-GBIF-Taxon="180784091" ID-ISSN="0067-1975" ID-Zenodo-Dep="4657240" checkinTime="1617214787661" checkinUser="felipe" docAuthor="Wilson, G. G." docDate="1998" docId="038987DAFF8083558683FE5CF91C6BFF" docLanguage="en" docName="RecAustMus.50.1.55-83.pdf.imf" docOrigin="Records of the Australian Museum 50 (1)" docSource="https://journals.australian.museum/wilson-1998-rec-aust-mus-501-5583/" docStyle="DocumentStyle:CF64E561BE6B94FA5F31B9132C6D4316.1:RecAustMus.1998.journal_article" docStyleId="CF64E561BE6B94FA5F31B9132C6D4316" docStyleName="RecAustMus.1998.journal_article" docStyleVersion="1" docTitle="Lethrinus lentjan" docType="treatment" docVersion="7" lastPageId="19" lastPageNumber="74" masterDocId="FFB0FFA2FF928346835CFFCBFFCF6F76" masterDocTitle="A description of the early juvenile colour patterns of eleven Lethrinus species (Pisces: Lethrinidae) from the Great Barrier Reef, Australia" masterLastPageNumber="83" masterPageNumber="55" pageId="18" pageNumber="73" updateTime="1632023523603" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>A description of the early juvenile colour patterns of eleven Lethrinus species (Pisces: Lethrinidae) from the Great Barrier Reef, Australia</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Wilson, G. G.</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>Records of the Australian Museum</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>1998</mods:date>
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<mods:detail type="pubDate">
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<mods:number>1998-05-13</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>50</mods:number>
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</mods:detail>
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<mods:detail type="issue">
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<mods:number>1</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>55</mods:start>
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<mods:end>83</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>https://journals.australian.museum/wilson-1998-rec-aust-mus-501-5583/</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">10.3853/j.0067-1975.50.1998.1274</mods:identifier>
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<mods:identifier type="GBIF-Dataset">96fd1ba3-d7b3-402d-a5a4-7e4df747ed2e</mods:identifier>
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<mods:identifier type="ISSN">0067-1975</mods:identifier>
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<mods:identifier type="Zenodo-Dep">4652850</mods:identifier>
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</mods:mods>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.4657240" ID-GBIF-Taxon="180784091" ID-Zenodo-Dep="4657240" LSID="urn:lsid:plazi:treatment:038987DAFF8083558683FE5CF91C6BFF" httpUri="http://treatment.plazi.org/id/038987DAFF8083558683FE5CF91C6BFF" lastPageId="19" lastPageNumber="74" pageId="18" pageNumber="73">
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<subSubSection pageId="18" pageNumber="73" type="nomenclature">
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<paragraph blockId="18.[1503,2032,407,446]" box="[1503,2032,407,446]" pageId="18" pageNumber="73">
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<heading box="[1503,2032,407,446]" centered="true" fontSize="10" level="2" pageId="18" pageNumber="73" reason="2">
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<taxonomicName authority="(Lacepede)" baseAuthorityName="Lacepede" baseAuthorityYear="1802" box="[1503,2032,407,446]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="18" pageNumber="73" phylum="Chordata" rank="species" species="lentjan">
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<emphasis box="[1503,1819,407,446]" italics="true" pageId="18" pageNumber="73">Lethrinus lentjan</emphasis>
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(Lacepede)
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph blockId="18.[1615,1921,489,528]" box="[1615,1921,489,528]" pageId="18" pageNumber="73">PI. 2C, Fig. 5B,C</paragraph>
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</subSubSection>
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<subSubSection lastPageId="19" lastPageNumber="74" pageId="18" pageNumber="73" type="materials_examined">
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<paragraph blockId="18.[1279,2261,571,839]" pageId="18" pageNumber="73">
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<materialsCitation ID-GBIF-Occurrence="3066478303" collectionCode="AMS" country="Australia" location="Material" municipality="Great Barrier Reef region" pageId="18" pageNumber="73" specimenCode="AMS 1.22700, 041, AMS 1.34911, 006, 007, AMS 1.34912, AMS 1.34920, 003, AMS 1.34921, 001" specimenCount="8">
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<location LSID="urn:lsid:plazi:treatment:038987DAFF8083558683FE5CF91C6BFF:8EFF6017FF80835487A3FDF0FA646D17" box="[1279,1451,571,609]" country="Australia" municipality="Great Barrier Reef region" name="Material" pageId="18" pageNumber="73">Material</location>
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examined. (
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<specimenCount box="[1720,1964,571,609]" pageId="18" pageNumber="73" type="generic">8 specimens</specimenCount>
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:
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<quantity box="[2000,2241,571,609]" metricMagnitude="-2" metricUnit="m" metricValue="6.45" metricValueMax="10.5" metricValueMin="2.4" pageId="18" pageNumber="73" unit="mm" value="64.5" valueMax="105.0" valueMin="24.0">24-105 mm</quantity>
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).
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<collectingCountry box="[1280,1474,617,655]" name="Australia" pageId="18" pageNumber="73">AUSTRALIA</collectingCountry>
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<collectingMunicipality box="[1490,1928,617,655]" pageId="18" pageNumber="73">Great Barrier Reef region</collectingMunicipality>
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,
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<specimenCode box="[1949,2187,617,655]" collectionCode="AMS" pageId="18" pageNumber="73">AMS 1.22700</specimenCode>
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-
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<specimenCode box="[2197,2256,617,655]" collectionCode="AMS" pageId="18" pageNumber="73">041</specimenCode>
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(1:
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<quantity box="[1318,1465,663,701]" metricMagnitude="-2" metricUnit="m" metricValue="7.8" pageId="18" pageNumber="73" unit="mm" value="78.0">78 mm</quantity>
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),
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<collectionCode box="[1503,1594,663,701]" pageId="18" pageNumber="73">AMS</collectionCode>
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I.34144-001 (2:
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<quantity box="[1899,2130,663,701]" metricMagnitude="-2" metricUnit="m" metricValue="9.0" metricValueMax="10.5" metricValueMin="7.5" pageId="18" pageNumber="73" unit="mm" value="90.0" valueMax="105.0" valueMin="75.0">75-105 mm</quantity>
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),
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<specimenCode collectionCode="AMS" pageId="18" pageNumber="73">AMS 1.34911</specimenCode>
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-
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<specimenCode box="[1426,1491,709,747]" collectionCode="AMS" pageId="18" pageNumber="73">006</specimenCode>
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(1:
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<quantity box="[1547,1688,709,747]" metricMagnitude="-2" metricUnit="m" metricValue="2.4" pageId="18" pageNumber="73" unit="mm" value="24.0">24 mm</quantity>
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),
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<specimenCode box="[1724,1967,709,747]" collectionCode="AMS" pageId="18" pageNumber="73">AMS 1.34911</specimenCode>
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-
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<specimenCode box="[1978,2041,709,747]" collectionCode="AMS" pageId="18" pageNumber="73">007</specimenCode>
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(1:
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<quantity box="[2098,2242,709,747]" metricMagnitude="-2" metricUnit="m" metricValue="3.9" pageId="18" pageNumber="73" unit="mm" value="39.0">39 mm</quantity>
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),
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<specimenCode box="[1279,1525,755,793]" collectionCode="AMS" pageId="18" pageNumber="73">AMS 1.34912</specimenCode>
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-
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<specimenCode box="[1536,1599,755,793]" collectionCode="AMS" pageId="18" pageNumber="73">006</specimenCode>
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(1:
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<quantity box="[1656,1796,755,793]" metricMagnitude="-2" metricUnit="m" metricValue="2.7" pageId="18" pageNumber="73" unit="mm" value="27.0">27 mm</quantity>
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),
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<specimenCode box="[1831,2077,755,793]" collectionCode="AMS" pageId="18" pageNumber="73">AMS 1.34920</specimenCode>
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-
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<specimenCode box="[2088,2150,755,793]" collectionCode="AMS" pageId="18" pageNumber="73">003</specimenCode>
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(1:
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<quantity metricMagnitude="-2" metricUnit="m" metricValue="4.6" pageId="18" pageNumber="73" unit="mm" value="46.0">46 mm</quantity>
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),
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<specimenCode box="[1380,1616,801,839]" collectionCode="AMS" pageId="18" pageNumber="73">AMS 1.34921</specimenCode>
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-
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<specimenCode box="[1627,1686,801,839]" collectionCode="AMS" pageId="18" pageNumber="73">001</specimenCode>
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(1:
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<quantity box="[1742,1876,801,839]" metricMagnitude="-2" metricUnit="m" metricValue="3.1" pageId="18" pageNumber="73" unit="mm" value="31.0">31 mm</quantity>
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)
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</materialsCitation>
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.
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</paragraph>
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<paragraph blockId="18.[1279,2262,906,1129]" pageId="18" pageNumber="73">
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Diagnosis. Body moderately deep, depth 2.5-3.0 in SL; 5.5 dorsal scale rows, 15-16 ventral scale rows; maxillary serrations 3-5 at
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<quantity box="[1569,1688,998,1037]" metricMagnitude="-2" metricUnit="m" metricValue="2.4" pageId="18" pageNumber="73" unit="mm" value="24.0">24 mm</quantity>
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, 1-2 at
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<quantity box="[1823,1940,998,1037]" metricMagnitude="-2" metricUnit="m" metricValue="3.1" pageId="18" pageNumber="73" unit="mm" value="31.0">31 mm</quantity>
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, absent by
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<quantity box="[2133,2254,998,1037]" metricMagnitude="-2" metricUnit="m" metricValue="3.9" pageId="18" pageNumber="73" unit="mm" value="39.0">39 mm</quantity>
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; cheek scales absent at greater than
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<quantity box="[1880,2000,1045,1083]" metricMagnitude="-2" metricUnit="m" metricValue="2.6" pageId="18" pageNumber="73" unit="mm" value="26.0">26 mm</quantity>
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; dorsal spine 4 (rarely 5) the longest at
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<quantity box="[1697,1901,1091,1129]" metricMagnitude="-2" metricUnit="m" metricValue="6.45" metricValueMax="10.5" metricValueMin="2.4" pageId="18" pageNumber="73" unit="mm" value="64.5" valueMax="105.0" valueMin="24.0">24-105 mm</quantity>
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.
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</paragraph>
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<paragraph blockId="18.[1278,2262,1195,1602]" pageId="18" pageNumber="73">
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Diagnostic colour notes. Body and head silvery olive to greyish tan, belly off-white; dark markings moderatelyintense, often inconspicuous, shoulder blotch small, cuboidal or circular, width of dark mid-lateral stripe approximately 5.0 in body depth; 3-4 narrow primary stripes of similar widths, pale pink to orange-pink, often inconspicuous (as in
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<collectionCode box="[1627,1664,1471,1510]" country="Russia" name="Paleontological Institute" pageId="18" pageNumber="73">PI</collectionCode>
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. 2C), interspaces silver; rear margin of operculum with narrow scarlet patch at greater than
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<quantity metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="18" pageNumber="73" unit="mm" value="40.0">40 mm</quantity>
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(
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<collectionCode box="[1370,1408,1564,1602]" country="Russia" name="Paleontological Institute" pageId="18" pageNumber="73">PI</collectionCode>
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. 2C); fins mostly hyaline.
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</paragraph>
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<paragraph blockId="18.[1275,2263,1669,3178]" pageId="18" pageNumber="73">
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Colour notes. A relatively drab species, possessing only subtle differences in juvenile colouration from several other species ("Field Identification" below), capable of rapid pattern changes within 2-3 seconds. At 25-31 nun: dorsum pale olive, belly off-white, lateral-line cryptic, 3-4 narrow primary stripes along flank, of similar width and intensity, pale pink to orange-pink with silver interspaces, often inconspicuous (as in
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<collectionCode box="[1638,1674,1990,2029]" country="Russia" name="Paleontological Institute" pageId="18" pageNumber="73">PI</collectionCode>
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. 2C), intermittent dark patterns on body less intense than similar species (e.g.,
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<emphasis box="[2030,2260,2037,2075]" italics="true" pageId="18" pageNumber="73">
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<taxonomicName box="[2030,2242,2037,2075]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="18" pageNumber="73" phylum="Chordata" rank="species" species="obsoletus">L. obsoletus</taxonomicName>
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),
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</emphasis>
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5-6 indistinct dark bands along dorsum between head and caudal peduncle, most extending to lateral-line, 2-3 similar bands along caudal peduncle, dorsal bands may connect with diffuse banding and series of 3-4 blotches along midbody, first blotch below dorsal spines 3-4 forming diffuse cuboidal or circular shoulder blotch (Fig. 5B), never with pale halo; head similar to body, operculum and cheek silvery off-white, near-vertical black band often bisecting eye in field, may join diffuse grey blotch below eye, rear margin of preoperculum occasionally with narrow dark band (or as several dark blotches); fins mostly hyaline, few dark markings, outer margins pale pink in field, scattered off-white and dark patches in captivity (as in
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<collectionCode box="[2218,2255,2634,2673]" country="Russia" name="Paleontological Institute" pageId="18" pageNumber="73">PI</collectionCode>
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. 2C) or after death.
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</paragraph>
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<paragraph blockId="18.[1275,2263,1669,3178]" lastBlockId="19.[226,1207,419,781]" lastPageId="19" lastPageNumber="74" pageId="18" pageNumber="73">
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At
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<quantity box="[1380,1564,2726,2765]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" metricValueMax="6.0" metricValueMin="4.0" pageId="18" pageNumber="73" unit="mm" value="50.0" valueMax="60.0" valueMin="40.0">40-60 mm</quantity>
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(
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<collectionCode box="[1590,1629,2726,2765]" country="Russia" name="Paleontological Institute" pageId="18" pageNumber="73">PI</collectionCode>
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. 2C): body pale grey-tan, lateral-line cryptic or lined either side by row of silver dots, dark banding and blotches along body more distinct; dark midlateral stripe occasionally displayed in field, dark grey, width approximately 5.0 in body depth; snout pale tan, occasionally several silvery bands across snout, narrow scarlet patch along the rear margin of operculum, distinguishable in field though often faded in captivity (
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<collectionCode box="[2216,2255,3048,3086]" country="Russia" name="Paleontological Institute" pageId="18" pageNumber="73">PI</collectionCode>
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. 2C) or after death; primary stripes more distinct (faded in
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<collectionCode box="[1275,1313,3139,3178]" country="Russia" name="Paleontological Institute" pageId="18" pageNumber="73">PI</collectionCode>
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. 2C); fins mostly hyaline, often deep pink hue along fin margins in field, darkening to pale purple after death, diffuse patches of melanophores along dorsal and anal spines.
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</paragraph>
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<paragraph blockId="19.[226,1207,419,781]" pageId="19" pageNumber="74">
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At
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<quantity box="[333,540,557,596]" metricMagnitude="-2" metricUnit="m" metricValue="8.0" metricValueMax="10.0" metricValueMin="6.0" pageId="19" pageNumber="74" unit="mm" value="80.0" valueMax="100.0" valueMin="60.0">60-100 mm</quantity>
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: dorsum olive, belly off-white, few or no dark markings, banding and shoulder blotch faint or absent when alive, diffuse after death, dark mid-lateral stripe absent, primary stripes faded or absent, scarlet operculum margin bright.
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</paragraph>
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<paragraph blockId="19.[224,1207,829,1282]" pageId="19" pageNumber="74">
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Colour in alcohol. At
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<quantity box="[617,800,829,868]" metricMagnitude="-2" metricUnit="m" metricValue="4.2" metricValueMax="6.0" metricValueMin="2.4" pageId="19" pageNumber="74" unit="mm" value="42.0" valueMax="60.0" valueMin="24.0">24-60 mm</quantity>
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, body and head creamy tan, scattered withfine blackflecks, slightly palerventrally; shoulder blotchretained, other darkmarkings on body faint or lost, lateral-line cryptic; primary stripes lost, at
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<quantity metricMagnitude="-2" metricUnit="m" metricValue="6.0" metricValueMax="8.0" metricValueMin="4.0" pageId="19" pageNumber="74" unit="mm" value="60.0" valueMax="80.0" valueMin="40.0">40-80 mm</quantity>
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may be replaced by stripes slightly darker or paler than adjacent body in specimens preserved for less than 1 year; fins hyaline, dark markings retained though faint. Preserved specimens (
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<quantity box="[594,772,1151,1190]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" metricValueMax="8.0" metricValueMin="2.0" pageId="19" pageNumber="74" unit="mm" value="50.0" valueMax="80.0" valueMin="20.0">20-80 mm</quantity>
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) may be indistinguishable from
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<taxonomicName box="[319,523,1197,1236]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="obsoletus">
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<emphasis box="[319,523,1197,1236]" italics="true" pageId="19" pageNumber="74">L. obsoletus</emphasis>
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</taxonomicName>
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and
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<emphasis box="[610,833,1197,1236]" italics="true" pageId="19" pageNumber="74">
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<taxonomicName baseAuthorityName="Forsskal" baseAuthorityYear="1775" box="[610,827,1197,1236]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="nebulosus">L. nebulosus</taxonomicName>
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,
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</emphasis>
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precluding diagnoses beyond
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<emphasis box="[365,892,1243,1282]" italics="true" pageId="19" pageNumber="74">
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<taxonomicName box="[365,887,1243,1282]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="lentjanlobsoletuslnebulosus">L. lentjanlobsoletuslnebulosus</taxonomicName>
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.
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</emphasis>
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</paragraph>
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<paragraph blockId="19.[223,1206,1330,1737]" pageId="19" pageNumber="74">
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Ecology. Uncommon at Green Island, settles into shallow seagrass cover, remaining there until
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<quantity box="[857,1060,1377,1416]" metricMagnitude="-2" metricUnit="m" metricValue="9.0" metricValueMax="10.0" metricValueMin="8.0" pageId="19" pageNumber="74" unit="mm" value="90.0" valueMax="100.0" valueMin="80.0">80-100 mm</quantity>
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, at
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<quantity metricMagnitude="-1" metricUnit="m" metricValue="1.2" metricValueMax="1.4" metricValueMin="1.0" pageId="19" pageNumber="74" unit="mm" value="120.0" valueMax="140.0" valueMin="100.0">100- 140 mm</quantity>
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only recorded within shoreline seagrass habitats after dark; not appearing site attached, mostly solitary although occasionally joining small (approximately 10- 15 individuals) multi-species schools with congeners (principally
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<emphasis box="[453,857,1606,1646]" italics="true" pageId="19" pageNumber="74">
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<taxonomicName authorityName="Seale" authorityYear="1910" box="[453,670,1606,1646]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="atkinsoni">L. atkinsoni</taxonomicName>
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,
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<taxonomicName baseAuthorityName="Forsskal" baseAuthorityYear="1775" box="[699,857,1606,1646]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="harak">L. harak</taxonomicName>
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</emphasis>
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and
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<emphasis box="[957,1203,1606,1646]" italics="true" pageId="19" pageNumber="74">
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<taxonomicName box="[957,1184,1606,1646]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="obsoletus">L. obsoletus</taxonomicName>
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),
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</emphasis>
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siganids and mullids of a similar size; other field behaviours unknown.
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</paragraph>
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<paragraph blockId="19.[219,1204,1792,3164]" pageId="19" pageNumber="74">
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Field identification. A difficult species to identify in the field, displaying similar colouration to both
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<taxonomicName box="[997,1204,1838,1876]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="obsoletus">
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<emphasis box="[997,1204,1838,1876]" italics="true" pageId="19" pageNumber="74">L. obsoletus</emphasis>
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</taxonomicName>
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and
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<emphasis box="[295,515,1883,1923]" italics="true" pageId="19" pageNumber="74">
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<taxonomicName baseAuthorityName="Forsskal" baseAuthorityYear="1775" box="[295,510,1883,1923]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="nebulosus">L. nebulosus</taxonomicName>
|
|
.
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|
</emphasis>
|
|
All three species possess a similar body profile and may join mUlti-species schools together. The colouration differences for distinguishing these species in the field are summarised below:
|
|
</paragraph>
|
|
<paragraph blockId="19.[219,1204,1792,3164]" pageId="19" pageNumber="74">
|
|
<taxonomicName baseAuthorityName="Lacepede" baseAuthorityYear="1802" box="[268,592,2068,2107]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="lentjan">
|
|
<emphasis box="[268,592,2068,2107]" italics="true" pageId="19" pageNumber="74">Lethrinus lentjan</emphasis>
|
|
</taxonomicName>
|
|
(
|
|
<collectionCode box="[627,670,2068,2107]" country="Russia" name="Paleontological Institute" pageId="19" pageNumber="74">PI</collectionCode>
|
|
. 2C, Fig. 5B,C): dark body markings moderately-intense, shoulder blotch circular or square, rarely vertically-rectangular; 3--4 primary stripes, narrow, of similar widths, pink to orange-pink, often indistinguishable at less than
|
|
<quantity box="[744,869,2252,2290]" metricMagnitude="-2" metricUnit="m" metricValue="3.5" pageId="19" pageNumber="74" unit="mm" value="35.0">35 mm</quantity>
|
|
, interspaces silver; rear margin of operculum scarlet at greater than
|
|
<quantity box="[1071,1195,2298,2336]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="19" pageNumber="74" unit="mm" value="40.0">40 mm</quantity>
|
|
; spinous fin membranes mostly hyaline.
|
|
</paragraph>
|
|
</subSubSection>
|
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<subSubSection pageId="19" pageNumber="74" type="description">
|
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<paragraph blockId="19.[219,1204,1792,3164]" pageId="19" pageNumber="74">
|
|
<taxonomicName baseAuthorityName="Forsskal" baseAuthorityYear="1775" box="[267,624,2389,2428]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="nebulosus">
|
|
<emphasis box="[267,624,2389,2428]" italics="true" pageId="19" pageNumber="74">Lethrinus nebulosus</emphasis>
|
|
</taxonomicName>
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|
(PI. 2D, Fig. 5C,D): dark body markings moderately-intense, shoulder blotch circular or square; more than 4 narrow primary stripes, pale blue, mostly indistinguishable at less than
|
|
<quantity box="[869,994,2527,2566]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="19" pageNumber="74" unit="mm" value="40.0">40 mm</quantity>
|
|
, interspaces off-white to yellow-tan; operculum off-white silver or yellow-tan; spinous fin membranes with moderately-dense melanophores.
|
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</paragraph>
|
|
<paragraph blockId="19.[219,1204,1792,3164]" pageId="19" pageNumber="74">
|
|
<taxonomicName box="[267,596,2711,2750]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="obsoletus">
|
|
<emphasis box="[267,596,2711,2750]" italics="true" pageId="19" pageNumber="74">Lethrinus obsoletus</emphasis>
|
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</taxonomicName>
|
|
(PI. 2E-G, Fig. 5B,C,E): dark body markings usually intense; shoulder blotch square or vertically-rectangular; primary stripes 3-4, orange-tan, pectoral stripe wider than others, visible at greater than
|
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<quantity metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="19" pageNumber="74" unit="mm" value="20.0">20 mm</quantity>
|
|
, interspaces off-white; operculum silvery off-white; spinous fin membranes mostly hyaline.
|
|
</paragraph>
|
|
<paragraph blockId="19.[219,1204,1792,3164]" lastBlockId="19.[1277,2262,418,871]" pageId="19" pageNumber="74">
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|
These combinations of field colours will allow most
|
|
<taxonomicName baseAuthorityName="Lacepede" baseAuthorityYear="1802" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="lentjan">
|
|
<emphasis italics="true" pageId="19" pageNumber="74">L. lentjan</emphasis>
|
|
</taxonomicName>
|
|
juveniles to be separated from
|
|
<taxonomicName box="[935,1153,3033,3072]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="obsoletus">
|
|
<emphasis box="[935,1153,3033,3072]" italics="true" pageId="19" pageNumber="74">L. obsoletus</emphasis>
|
|
</taxonomicName>
|
|
at greater than
|
|
<quantity box="[431,551,3079,3118]" metricMagnitude="-2" metricUnit="m" metricValue="2.0" pageId="19" pageNumber="74" unit="mm" value="20.0">20 mm</quantity>
|
|
, and from
|
|
<taxonomicName baseAuthorityName="Forsskal" baseAuthorityYear="1775" box="[735,949,3079,3118]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="nebulosus">
|
|
<emphasis box="[735,949,3079,3118]" italics="true" pageId="19" pageNumber="74">L. nebulosus</emphasis>
|
|
</taxonomicName>
|
|
at greater than
|
|
<quantity box="[219,340,3125,3164]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="19" pageNumber="74" unit="mm" value="40.0">40 mm</quantity>
|
|
. Nonetheless, at less than
|
|
<quantity box="[788,909,3125,3164]" metricMagnitude="-2" metricUnit="m" metricValue="4.0" pageId="19" pageNumber="74" unit="mm" value="40.0">40 mm</quantity>
|
|
, the collection of specimens for examination of colours displayed when freshly killed, or to allow them to be grown to a larger size in aquaria, is recommended.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection pageId="19" pageNumber="74" type="reference_group">
|
|
<paragraph blockId="19.[1277,2262,418,871]" pageId="19" pageNumber="74">
|
|
<taxonomicName baseAuthorityName="Lacepede" baseAuthorityYear="1802" box="[1323,1616,556,595]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="lentjan">
|
|
<emphasis box="[1323,1616,556,595]" italics="true" pageId="19" pageNumber="74">Lethrinus lentjan</emphasis>
|
|
</taxonomicName>
|
|
is one of the few lethrinids to occur as recently-settled or older juvenile stages in coastal seagrass habitats throughout northern
|
|
<collectingCountry box="[1923,2076,648,687]" name="Australia" pageId="19" pageNumber="74">Australia</collectingCountry>
|
|
(
|
|
<bibRefCitation author="Blaber" etAl="et al." firstAuthor="Blaber" pageId="19" pageNumber="74" pagination="605 - 620" refId="ref21476" refString="Blaber, S. I. M., D. T. Brewer, I. P. Salini, I. D. Kerr & C. Conacher, 1992. Species composition and biomasses of fishes in tropical seagrasses at Groote Eylandt, northern Australia. Estuarine, Coastal and Shelf Science 35 (6): 605 - 620." type="journal article" year="1992">
|
|
Blaber
|
|
<emphasis italics="true" pageId="19" pageNumber="74">et al.,</emphasis>
|
|
1992
|
|
</bibRefCitation>
|
|
). In such localities its identification is facilitated by the absence of
|
|
<emphasis box="[1581,1791,741,779]" italics="true" pageId="19" pageNumber="74">
|
|
<taxonomicName box="[1581,1785,741,779]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="obsoletus">L. obsoletus</taxonomicName>
|
|
,
|
|
</emphasis>
|
|
although it should be noted that
|
|
<taxonomicName baseAuthorityName="Forsskal" baseAuthorityYear="1775" box="[1355,1576,787,825]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="nebulosus">
|
|
<emphasis box="[1355,1576,787,825]" italics="true" pageId="19" pageNumber="74">L. nebulosus</emphasis>
|
|
</taxonomicName>
|
|
juveniles are also known from similar areas (
|
|
<bibRefCitation author="Blaber" box="[1391,1618,833,871]" firstAuthor="Blaber" pageId="19" pageNumber="74" pagination="137 - 146" refId="ref21427" refString="Blaber, S. I. M., 1980. Fish of the Trinity Inlet system of North Queensland with notes on the ecology of fish faunas of tropical Indo-Pacific estuaries. Australian Iournal of Marine and Freshwater Research 31 (2): 137 - 146." type="journal article" year="1980">Blaber, 1980</bibRefCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph blockId="19.[1277,2261,938,1161]" pageId="19" pageNumber="74">
|
|
Identification note. The presence of cheek scales may distinguish
|
|
<taxonomicName baseAuthorityName="Lacepede" baseAuthorityYear="1802" box="[1476,1640,984,1023]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="lentjan">
|
|
<emphasis box="[1476,1640,984,1023]" italics="true" pageId="19" pageNumber="74">L. lentjan</emphasis>
|
|
</taxonomicName>
|
|
and
|
|
<taxonomicName box="[1730,1934,984,1023]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="obsoletus">
|
|
<emphasis box="[1730,1934,984,1023]" italics="true" pageId="19" pageNumber="74">L. obsoletus</emphasis>
|
|
</taxonomicName>
|
|
as early juveniles. Cheek scales were only noted on a single
|
|
<taxonomicName baseAuthorityName="Lacepede" baseAuthorityYear="1802" box="[2079,2260,1030,1069]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="lentjan">
|
|
<emphasis box="[2079,2260,1030,1069]" italics="true" pageId="19" pageNumber="74">L. lentjan</emphasis>
|
|
</taxonomicName>
|
|
specimen of
|
|
<quantity box="[1494,1611,1076,1115]" metricMagnitude="-2" metricUnit="m" metricValue="2.4" pageId="19" pageNumber="74" unit="mm" value="24.0">24 mm</quantity>
|
|
(absent at
|
|
<quantity box="[1796,1976,1076,1115]" metricMagnitude="-2" metricUnit="m" metricValue="3.6" metricValueMax="4.6" metricValueMin="2.6" pageId="19" pageNumber="74" unit="mm" value="36.0" valueMax="46.0" valueMin="26.0">26-46 mm</quantity>
|
|
, cf. present until
|
|
<quantity box="[1278,1459,1122,1161]" metricMagnitude="-2" metricUnit="m" metricValue="3.45" metricValueMax="3.9" metricValueMin="3.0" pageId="19" pageNumber="74" unit="mm" value="34.5" valueMax="39.0" valueMin="30.0">30-39 mm</quantity>
|
|
in
|
|
<emphasis box="[1520,1747,1122,1161]" italics="true" pageId="19" pageNumber="74">
|
|
<taxonomicName box="[1520,1731,1122,1161]" class="Actinopterygii" family="Lethrinidae" genus="Lethrinus" kingdom="Animalia" order="Perciformes" pageId="19" pageNumber="74" phylum="Chordata" rank="species" species="obsoletus">L. obsoletus</taxonomicName>
|
|
).
|
|
</emphasis>
|
|
</paragraph>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |