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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.335.5567" ID-GBIF-Dataset="f0c6f528-5c7c-4e61-87c3-dbf43b9350ef" ID-PMC="PMC3800789" ID-Pensoft-Pub="1313-2970-335-1" ID-PubMed="24146563" ModsDocAuthor="" ModsDocDate="2013" ModsDocID="1313-2970-335-1" ModsDocOrigin="ZooKeys 335" ModsDocTitle="Shallow water marine gammaridean amphipods of Pulau Tioman, Malaysia, with the description of a new species" checkinTime="1451246890703" checkinUser="pensoft" docAuthor="Azman, B. A. R. &amp; Othman, B. H. R." docDate="2013" docId="159C54CD3127AA96CF24DAA893BECDF0" docLanguage="en" docName="ZooKeys 335: 1-31" docOrigin="ZooKeys 335" docSource="http://dx.doi.org/10.3897/zookeys.335.5567" docTitle="Cymadusa vadosa Imbach 1967" docType="treatment" docVersion="3" lastPageNumber="7" masterDocId="6B111C28A76E1D660F77FF9FFFCFFFCB" masterDocTitle="Shallow water marine gammaridean amphipods of Pulau Tioman, Malaysia, with the description of a new species" masterLastPageNumber="31" masterPageNumber="1" pageNumber="4" updateTime="1668156506126" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Shallow water marine gammaridean amphipods of Pulau Tioman, Malaysia, with the description of a new species</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Azman, B. A. R.</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Othman, B. H. R.</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
<mods:title>ZooKeys</mods:title>
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<mods:part>
<mods:date>2013</mods:date>
<mods:detail type="volume">
<mods:number>335</mods:number>
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<mods:start>1</mods:start>
<mods:end>31</mods:end>
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<mods:url>http://dx.doi.org/10.3897/zookeys.335.5567</mods:url>
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<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.335.5567</mods:identifier>
<mods:identifier type="Pensoft-Pub">1313-2970-335-1</mods:identifier>
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<treatment ID-GBIF-Taxon="152048389" LSID="urn:lsid:plazi:treatment:159C54CD3127AA96CF24DAA893BECDF0" httpUri="http://treatment.plazi.org/id/159C54CD3127AA96CF24DAA893BECDF0" lastPageId="6" lastPageNumber="7" pageId="3" pageNumber="4">
<subSubSection pageId="3" pageNumber="4" type="nomenclature">
<paragraph pageId="3" pageNumber="4">
<taxonomicName LSID="http://species-id.net/wiki/Cymadusa_vadosa" authority="Imbach, 1967" authorityName="Imbach" authorityYear="1967" class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa vadosa" order="Amphipoda" pageId="3" pageNumber="4" phylum="Arthropoda" rank="species" species="vadosa">Cymadusa vadosa Imbach, 1967</taxonomicName>
Figure 4
</paragraph>
</subSubSection>
<subSubSection pageId="3" pageNumber="4" type="reference_group">
<paragraph pageId="3" pageNumber="4">
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa vadosa" order="Amphipoda" pageId="3" pageNumber="4" phylum="Arthropoda" rank="species" species="vadosa">Cymadusa vadosa</taxonomicName>
Synonymy: Imbach, 1967: 89, pl. 32.
</paragraph>
</subSubSection>
<subSubSection lastPageId="5" lastPageNumber="6" pageId="3" pageNumber="4" type="material">
<paragraph pageId="3" pageNumber="4">Material.</paragraph>
<paragraph lastPageId="5" lastPageNumber="6" pageId="3" pageNumber="4">
3 specimens, TIO 10, Kampung Tekek, Pulau Tioman, 2
<geoCoordinate direction="north" orientation="latitude" precision="15" value="2.8197222">2°49'11&quot;N</geoCoordinate>
,
<geoCoordinate direction="east" orientation="longitude" precision="15" value="104.15889">104°9'32&quot;E</geoCoordinate>
, washing mix macroalgae, Azman, B.A.R., Josim, J.J., 11 November
<pageBreakToken pageId="4" pageNumber="5" start="start">1997</pageBreakToken>
; 4 specimens, TIO 28, Tulai, Pulau Tioman,
<geoCoordinate direction="north" orientation="latitude" precision="15" value="2.9122224">2°54'44&quot;N</geoCoordinate>
,
<geoCoordinate direction="east" orientation="longitude" precision="15" value="104.104996">104°6'18&quot;E</geoCoordinate>
, washing coral rubble, Azman, B.A.R, Kee, A.A., 19 October 2003; 13 specimens, TIO 29, Genting, Pulau Tioman,
<geoCoordinate direction="north" orientation="latitude" precision="15" value="2.7616668">2°45'42&quot;N</geoCoordinate>
,
<geoCoordinate direction="east" orientation="longitude" precision="15" value="104.126114">104°7'34&quot;E</geoCoordinate>
, washing mix macroalgae, Azman,
<pageBreakToken pageId="5" pageNumber="6" start="start">B</pageBreakToken>
.A.R., Kee, A.A., 19 October 2003; 5 specimens, TIO 30, Genting, Pulau Tioman,
<geoCoordinate direction="north" orientation="latitude" precision="15" value="2.7616668">2°45'42&quot;N</geoCoordinate>
,
<geoCoordinate direction="east" orientation="longitude" precision="15" value="104.126114">104°7'34&quot;E</geoCoordinate>
, washing mix macroalgae, Azman, B.A.R., Kee, A.A., 20 October 2003.
</paragraph>
</subSubSection>
<subSubSection pageId="6" pageNumber="7" type="remarks">
<paragraph pageId="6" pageNumber="7">
<pageBreakToken pageId="6" pageNumber="7" start="start">Remarks</pageBreakToken>
.
</paragraph>
<paragraph pageId="6" pageNumber="7">
The well-developed sharp spur on the peduncle of uropod 1 distinguishes the present specimens from the genera
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Ampithoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ampithoe" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Ampithoe</taxonomicName>
Leach, 1814;
<taxonomicName genus="Macropisthopous" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Macropisthopous" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Macropisthopous</taxonomicName>
K.H. Barnard, 1916;
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Amphitholina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Amphitholina" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Amphitholina</taxonomicName>
Ruffo, 1953;
<taxonomicName genus="Psedopleonexes" lsidName="Psedopleonexes" pageId="6" pageNumber="7" rank="genus">Psedopleonexes</taxonomicName>
Conlan, 1982;
<taxonomicName genus="Pseudoamphitoides" lsidName="Pseudoamphitoides" pageId="6" pageNumber="7" rank="genus">Pseudoamphitoides</taxonomicName>
Ortiz, 1976;
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Exampithoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Exampithoe" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Exampithoe</taxonomicName>
K.H. Barnard, 1926 and
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Melanesius" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Melanesius" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Melanesius</taxonomicName>
Ledoyer, 1984. Moreover, the expanded propodus of gnathopod 1 with an oblique palm was found to be a sound character in
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Peramphithoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Peramphithoe" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Peramphithoe</taxonomicName>
Conlan &amp; Bousfield, 1982 used in separating
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Cymadusa</taxonomicName>
from
<taxonomicName genus="Peramphitoe" lsidName="Peramphitoe" pageId="6" pageNumber="7" rank="genus">Peramphitoe</taxonomicName>
(Barnard &amp; Karaman, 1991).
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Cymadusa</taxonomicName>
differs from
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Amphithoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Amphithoides" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Amphithoides</taxonomicName>
Kossmann, 1880 by having narrow rami of uropod 3 and the absence of telsonic lobes. Moreover
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Paragrubia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paragrubia" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Paragrubia</taxonomicName>
Chevreux, 1901 differ from
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Cymadusa</taxonomicName>
by having gnathopod 1 larger than gnathopod 2 and in having a multi-articulate accessory flagellum (
<bibRefCitation author="Poore, GCB" journalOrPublisher="Invertebrate Taxonomy" pageId="20" pageNumber="21" pagination="897 - 941" title="New Ampithoid Amphipods from Port Jackson, New South Wales, Australia (Crustacea: Amphipoda: Ampithoidae)." url="10.1071/IT95045" volume="11" year="1997">Poore and Lowry 1997</bibRefCitation>
).
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Sunamphitoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sunamphitoe" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Sunamphitoe</taxonomicName>
Bate, 1857 varies from
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Cymadusa</taxonomicName>
by the absence of a mandibular palp.
</paragraph>
<paragraph pageId="6" pageNumber="7">
<bibRefCitation author="Barnard, JL" journalOrPublisher="Records of the Australian Museum" pageId="16" pageNumber="17" pagination="1 - 417" title="The families and genera of marine Gammaridean Amphipoda (Except Marine Gammaroids) Part 1." url="10.3853/j.0812-7387.13.1991.91" volume="13" year="1991">Barnard and Karaman (1991)</bibRefCitation>
have listed fourteen species of
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="genus">Cymadusa</taxonomicName>
, mainly marine and throughout the tropics. Since then another species,
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa munnu" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="munnu">Cymadusa munnu</taxonomicName>
(Poore &amp; Lowry, 1997) was described from Port Jackson, New South Wales, Australia.
<bibRefCitation author="Imbach, MC" journalOrPublisher="Naga Report" pageId="18" pageNumber="19" pagination="40 - 167" title="Scientific Result of Marine Investigation of the South China Sea and Gulf of Thailand: Gammaridean Amphipoda from the South China Sea." volume="4" year="1967">Imbach (1967)</bibRefCitation>
illustrated
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa vadosa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="vadosa">Cymadusa vadosa</taxonomicName>
on the basis of specimens from south-east Asia region, which he identified with
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa filosa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="filosa">Cymadusa filosa</taxonomicName>
(Savigny, 1935),
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa hawaiiensis" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="hawaiiensis">Cymadusa hawaiiensis</taxonomicName>
(Schellenberg, 1938),
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa australis" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="australis">Cymadusa australis</taxonomicName>
(K.H. Barnard, 1916),
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa sardenta" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="sardenta">Cymadusa sardenta</taxonomicName>
(Oliveira, 1953),
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa brevidactyla" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="brevidactyla">Cymadusa brevidactyla</taxonomicName>
(Chevreux, 1908),
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa variata" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="variata">Cymadusa variata</taxonomicName>
(Sheard, 1936),
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa oceanica" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="oceanica">Cymadusa oceanica</taxonomicName>
(J.L. Barnard, 1955) and
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa crassicornis" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="crassicornis">Cymadusa crassicornis</taxonomicName>
(Costa, 1853), noting some minor differences between them.
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa vadosa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="vadosa">Cymadusa vadosa</taxonomicName>
differs from
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa filosa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="filosa">Cymadusa filosa</taxonomicName>
,
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa hawaiiensis" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="hawaiiensis">Cymadusa hawaiiensis</taxonomicName>
,
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa australis" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="australis">Cymadusa australis</taxonomicName>
,
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa compta" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="compta">Cymadusa compta</taxonomicName>
, and
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa microphthalma" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="microphthalma">Cymadusa microphthalma</taxonomicName>
by gnathopod 1 with article 5 shorter than article 6.
</paragraph>
<paragraph pageId="6" pageNumber="7">
The Pulau Tioman specimens also appear to be very close to
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa filosa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="filosa">Cymadusa filosa</taxonomicName>
in having; (1) accessory flagellum with 1 articulate; (2) peduncle of uropod 1 with strong, acute, distoventral interramal process; (3) uropod 2 with short triangular inter-ramal process.
</paragraph>
<paragraph pageId="6" pageNumber="7">
In all probability, this material from Pulau Tioman is very similar to
<normalizedToken originalValue="Imbachs">Imbach's</normalizedToken>
illustrations in having; (1) article 2 of mandibular palp three fourths as long as article 3; (2) maxilliped extends beyond palp article 2; (3) accessory flagellum with 1 articulate; (4) article 5 shorter than article 6 of gnathopod 1; (5) rami of uropod 3 two thirds as long as peduncle; (6) peduncle of uropod 1 with strong, acute, distoventral interramal process; (7) uropod 2 with short triangular interramal process.
</paragraph>
<caption pageId="6" pageNumber="7">
<paragraph pageId="6" pageNumber="7">
Figure 4.
<taxonomicName class="Malacostraca" family="Ampithoidae" genus="Cymadusa" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cymadusa vadosa" order="Amphipoda" pageId="6" pageNumber="7" phylum="Arthropoda" rank="species" species="vadosa">Cymadusa vadosa</taxonomicName>
Imbach, 1967, female (UKMMZ-1266), 8.8 mm. Kampung Tekek, Pulau Tioman. Scale for A1, G1, G2 represents 0.5 mm; MX1, MX2 scale = 0.25 mm; U1-U3 scale = 0.2 mm.
</paragraph>
</caption>
</subSubSection>
</treatment>
</document>