502 lines
54 KiB
XML
502 lines
54 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.923.48593" ID-GBIF-Dataset="785a7d76-c554-47d8-bb89-04facb3f661d" ID-PMC="PMC7142168" ID-Pensoft-Pub="1313-2970-923-15" ID-Pensoft-UUID="4F0297887C89584A98A2AFB1F09D7817" ID-PubMed="32292268" ID-ZooBank="138A88CCDF41437ABA1ACB93E3E36D62" ModsDocID="1313-2970-923-15" checkinTime="1585826891059" checkinUser="pensoft" docAuthor="Chen, Qing-Hua, Chen, Wen-Jian, Zheng, Xiao-Zhuang & Guo, Zhao-Liang" docDate="2020" docId="3F0711A44E9551CFAF4E9E5E8EE93B51" docLanguage="en" docName="ZooKeys 923: 15-32" docOrigin="ZooKeys 923" docSource="http://dx.doi.org/10.3897/zookeys.923.48593" docTitle="Caridina tetrazona Chen & Chen & Zheng & Guo 2020, sp. nov." docType="treatment" docUuid="F3E1596D-A5CE-47B0-8926-19E95DAAC97A" docUuidSource="ZooBank" docVersion="5" id="4F0297887C89584A98A2AFB1F09D7817" lastPageNumber="15" masterDocId="4F0297887C89584A98A2AFB1F09D7817" masterDocTitle="Two freshwater shrimp species of the genus Caridina (Decapoda, Caridea, Atyidae) from Dawanshan Island, Guangdong, China, with the description of a new species" masterLastPageNumber="32" masterPageNumber="15" pageNumber="15" updateTime="1701286264144" updateUser="admin">
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<mods:title id="FD63A34574A415E92AF9BD873C39821F">Two freshwater shrimp species of the genus Caridina (Decapoda, Caridea, Atyidae) from Dawanshan Island, Guangdong, China, with the description of a new species</mods:title>
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<mods:name id="3928D3F3461B3355592CAA97C2345313" type="personal">
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<mods:roleTerm id="CDDDCBA900FEAA188759384E8BC5D4C0">Author</mods:roleTerm>
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<mods:namePart id="789E9072A92B5D06551390AC22A9F7ED">Chen, Qing-Hua</mods:namePart>
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<mods:affiliation id="EDE5253FCB39CD697DEDC637F751E7D1">South China Institute of Environmental Sciences, Ministry of Ecology and Environment, Guangzhou 510520, Guangdong Province, China</mods:affiliation>
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<mods:namePart id="2C89C3315240BA7536B0BFBF0ACFDF2E">Chen, Wen-Jian</mods:namePart>
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<mods:affiliation id="06679A2408DF51902CFB435A56C9FEEA">Department of Animal Science, School of Life Science and Engineering, Foshan University, Foshan 528231, Guangdong Province, China</mods:affiliation>
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<mods:namePart id="440F3948A79084F9DD19794179AFF195">Zheng, Xiao-Zhuang</mods:namePart>
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<mods:affiliation id="6C2A4FDFD7D69DA55D0D1B1F3A615985">Department of Animal Science, School of Life Science and Engineering, Foshan University, Foshan 528231, Guangdong Province, China</mods:affiliation>
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<mods:namePart id="42D8E1808E7845E002A603F0428C1F38">Guo, Zhao-Liang</mods:namePart>
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<mods:affiliation id="D9289596C2EC48DD3060BAF1E518C40A">Department of Animal Science, School of Life Science and Engineering, Foshan University, Foshan 528231, Guangdong Province, China</mods:affiliation>
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<mods:nameIdentifier id="17DAD324A22EF15119D9651A5D1311AB" type="email">zlguo@fosu.edu.cn</mods:nameIdentifier>
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<mods:date id="AC8FFB6E747CE271708BB11F54C51490">2020</mods:date>
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<mods:number id="99DD8E1B482E9ED14D40D3D5CC6AE9DA">923</mods:number>
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<mods:url id="B9D2A3C57704C8583D72E10FC066A4E9">http://dx.doi.org/10.3897/zookeys.923.48593</mods:url>
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<mods:classification id="814E88AEB0BCAC110FD22E3590044008">journal article</mods:classification>
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<mods:identifier id="F758CD1D7AD33C841BB47BC9761233B7" type="DOI">http://dx.doi.org/10.3897/zookeys.923.48593</mods:identifier>
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<treatment id="3F0711A44E9551CFAF4E9E5E8EE93B51" ID-GBIF-Taxon="163421256" LSID="urn:lsid:zoobank.org:act:F3E1596D-A5CE-47B0-8926-19E95DAAC97A" httpUri="http://treatment.plazi.org/id/3F0711A44E9551CFAF4E9E5E8EE93B51" lastPageNumber="15" pageId="0" pageNumber="15">
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<subSubSection id="10FD15D9036A532D7E33CACEDC878224" pageId="0" pageNumber="15" type="nomenclature">
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<paragraph id="DAAC3F78C7D545056300C38F91E47D60" pageId="0" pageNumber="15">
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<taxonomicName id="C53A1516BC7A421A577E6DD701C9B40D" ID-CoL="8VLCF" LSID="3F0711A4-4E95-51CF-AF4E-9E5E8EE93B51" authority="Chen & Chen & Zheng & Guo, 2020" authorityName="Chen & Chen & Zheng & Guo" authorityYear="2020" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina tetrazona" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="tetrazona" status="sp. nov.">Caridina tetrazona</taxonomicName>
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<taxonomicNameLabel id="BB54A3746F0AA5A3456B38EE3053CA5A" pageId="0" pageNumber="15">sp. nov.</taxonomicNameLabel>
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<figureCitation id="FF1609410DB4768FC890BE27B12391B6" captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Habitats of the two shrimp species in this study. A Habitat of Caridina tetrazona sp. nov. B, C habitat of C. serrata." figureDoi="10.3897/zookeys.923.48593.figure2" httpUri="https://binary.pensoft.net/fig/396116" pageId="0" pageNumber="15">Figs 2A</figureCitation>
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<figureCitation id="BAAD5A4370F1D8CDB6F05797CFBA8423" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Photos of live specimens of the two species of Caridina from Dawanshan Island. A Caridina tetrazona sp. nov. B dorsal view of C. serrata C lateral view of C. serrata." figureDoi="10.3897/zookeys.923.48593.figure3" httpUri="https://binary.pensoft.net/fig/396117" pageId="0" pageNumber="15">, 3A</figureCitation>
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<figureCitation id="1B03D1135DE384DB5B0C347FD6E1FE2C" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">, 4</figureCitation>
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<figureCitation id="12FA14745506DAE89AA5E8EA678C6A1C" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">, 5</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="BF8D77D59E914EE5E995096EC9EAA553" pageId="0" pageNumber="15" type="materials_examined">
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<paragraph id="5250B43F20067960D0C1E75CDC60D333" pageId="0" pageNumber="15">Material examined.</paragraph>
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<paragraph id="09FCCC7696FD05F41A2042B8BA8C4A01" pageId="0" pageNumber="15">
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<emphasis id="45059E669367396F3AC54ABC98C89B86" bold="true" italics="true" pageId="0" pageNumber="15">Holotype</emphasis>
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: male (FU, 2017-06-27-01), cl 3.9 mm, tl 14.4 mm, rl 1.3 mm, a stream near Longtangzui Dawanshan Island, Zhuhai City, Guangdong, China (
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<geoCoordinate id="363F98386470C49EFFD2D207E8B2E26B" degrees="21" direction="north" minutes="56" orientation="latitude" precision="1" seconds="59.2" value="21.949778">21°56'59.2"N</geoCoordinate>
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,
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<geoCoordinate id="EDB092E95C1F518ECC2524EE8D1F3D2F" degrees="113" direction="east" minutes="43" orientation="longitude" precision="15" seconds="00" value="113.71667">113°43'00"E</geoCoordinate>
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, al. 8 m, stn 1), 9 June 2017.
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<emphasis id="5A0BA0AB6EFFBC8331408D3FEAA62EE7" bold="true" italics="true" pageId="0" pageNumber="15">Paratypes</emphasis>
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: male (FU, 2017-06-27-02), cl 4.3 mm, 4 males (FU, 2017-06-27-03), cl 3.8-4.3 mm, 33 females, 4 ovigerous (FU, 2017-06-27-04), cl 3.8-5.4 mm, same collection data as for holotype, coll. Z. L. Guo, W. J. Chen.
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</paragraph>
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</subSubSection>
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<subSubSection id="63C120C1D15091BAC46EDAAB8F2DBE9A" pageId="0" pageNumber="15" type="materials_examined">
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<paragraph id="CD0F005698AC461385DCCC276E99689F" pageId="0" pageNumber="15">Comparative material.</paragraph>
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<paragraph id="BA285039375C3A64684048BA3213F048" pageId="0" pageNumber="15">
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<taxonomicName id="31EB0C29922CC5F495AE23972E0DBB09" authorityName="Stimpson" authorityYear="1860" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina serrata" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="serrata">
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<emphasis id="809D5EE750F45B30B42F4EFD32971115" italics="true" pageId="0" pageNumber="15">Caridina serrata</emphasis>
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</taxonomicName>
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Stimpson, 1860 (see material under
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<taxonomicName id="6F6E2431E121D1BC33DFAABC2FE4CA68" authorityName="Stimpson" authorityYear="1860" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina serrata" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="serrata">
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<emphasis id="1C3EB3417E0CF02FF9C0A1CE1DE71A25" italics="true" pageId="0" pageNumber="15">Caridina serrata</emphasis>
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</taxonomicName>
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).
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<taxonomicName id="3AB4EF1DF8826D9D4B3D3C64CF0B924A" authorityName="Yu" authorityYear="1938" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina cantonensis" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="cantonensis">
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<emphasis id="C3D2E7B3C56359B06268380D4AFD8DA9" italics="true" pageId="0" pageNumber="15">Caridina cantonensis</emphasis>
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</taxonomicName>
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Yu, 1938; 8 males, cl 3.5-6.3 mm, 5 females, 2 ovigerous, cl 4.1-6.3 mm, a stream at Mangzixia, Yingde, Qingyuan City, Guangdong, China (
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<geoCoordinate id="CC1891A6BA368F8B79E4F033A26E82E3" degrees="24" direction="north" minutes="3" orientation="latitude" precision="15" seconds="20" value="24.055555">24°3'20"N</geoCoordinate>
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, 113°19'6" E, al. 20 m), 4 June 2018, coll. Z. L. GUO, W. J. Chen, X. Z. Zheng.
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</paragraph>
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</subSubSection>
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<subSubSection id="EE6F3B0E1EEBED4E0A0A591270815557" pageId="0" pageNumber="15" type="diagnosis">
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<paragraph id="DCFCE8F750FDD31B10079D6C19A6DDD1" pageId="0" pageNumber="15">Diagnosis.</paragraph>
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<paragraph id="75EFEC72B49B64494D6EED0A0515F978" pageId="0" pageNumber="15">
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Rostrum short, straight or slightly sloping downwards, nearly reaching to or slightly reaching beyond end of 1st segment of antennular peduncle, rostral formula 3-8 (usually 5-7) + 4-6/1-2. 1st pereiopod carpus 0.63-0.70
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<normalizedToken id="B2F8CDE7BB9CDED8D5510E208F65DCB8" originalValue="×">x</normalizedToken>
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as long as chela, 1.6-1.7
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<normalizedToken id="82A12C008243E197944770923284145D" originalValue="×">x</normalizedToken>
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as long as high; chela 1.8-2.0
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<normalizedToken id="016F54B83451B23A2C4B56D48ABDA076" originalValue="×">x</normalizedToken>
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as long as broad; fingers 0.92-1.1
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<normalizedToken id="29BB0F044F764EB6D888CE84E14B8CD1" originalValue="×">x</normalizedToken>
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as long as palm. 2nd pereiopod carpus 1.1-1.3
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<normalizedToken id="45D440CEF373D66755060F1D877DF288" originalValue="×">x</normalizedToken>
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as long as chela, 4.9-5.3
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<normalizedToken id="EF2EC0AC7811A09F285AFE61A5A13A65" originalValue="×">x</normalizedToken>
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as long as high; chela 2.7-2.9
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<normalizedToken id="1D47F6CBD6059E7C992F0AD9D6EC9D2C" originalValue="×">x</normalizedToken>
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as long as broad; fingers 1.7-1.8
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<normalizedToken id="6E96CBAFBF7752986F2FF9903949FC02" originalValue="×">x</normalizedToken>
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as long as palm. 3rd pereiopod propodus 3.9-4.5
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<normalizedToken id="F248EA6F5B43A2653F2EFF87D232786F" originalValue="×">x</normalizedToken>
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as long as dactylus, with 8-11 thin spines on the posterior and lateral margins. 5th pereiopod propodus 4.9-5.1
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<normalizedToken id="1DB28B9B341EA6626A9362706BF1E8B0" originalValue="×">x</normalizedToken>
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as long as dactylus, with 8-11 thin spines on the posterior and lateral margins, dactylus terminating in one claw, with 27-31 spinules on flexor margin. Endopod of male 1st pleopod extending to 0.56
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<normalizedToken id="44B5D4F6133C676A2A6DE7B458E96256" originalValue="×">x</normalizedToken>
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exopod length, wider proximally, subrectangular, 2.5-2.6
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<normalizedToken id="E07E59A62C1F28CCF6AC8BDEDCD79A69" originalValue="×">x</normalizedToken>
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as long as wide, appendix interna well developed, arising from distal 1/3 of endopod, reaching beyond end of endopod. Appendix masculina of male 2nd pleopod rod-shaped, reaching to 0.7 length of endopod, appendix interna reaching to 0.7 length of appendix masculina. Uropodal diaeresis with 18-20 movable spinules. Eggs 0.51-0.65
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<normalizedToken id="2C4F6D9C359D78015A6157D85612C791" originalValue="×">x</normalizedToken>
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0.84-0.97 mm in diameter.
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</paragraph>
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</subSubSection>
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<subSubSection id="DA76E7089A7B26B449CF8CFFBE74C534" pageId="0" pageNumber="15" type="description">
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<paragraph id="DF0D338CCF0979460323D9AC45CBEC85" pageId="0" pageNumber="15">Description.</paragraph>
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<paragraph id="7E191AD41A640332907780174BEAA818" pageId="0" pageNumber="15">Body: small, slender and sub-cylindrical, males up to 14.8 mm tl, females up to 20.4 mm tl.</paragraph>
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<paragraph id="9D7D61301F4CA41906151C350411572E" pageId="0" pageNumber="15">
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Rostrum (Fig.
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<figureCitation id="DA39C9C77242B2494B365FC27640F89E" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4A, B</figureCitation>
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): Short, only 0.15-0.32 of cl, straight or slightly sloping downwards; reaching end of basal segment of antennular peduncle, or to just beyond it; armed dorsally with 7-14 teeth, including 3-8 (usually 5-7) on carapace posterior to orbital margin, ventrally with 1-2 teeth; lateral carina dividing rostrum into two unequal parts, continuing posteriorly to orbital margin.
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</paragraph>
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<paragraph id="B9270410E8551D58C195F0A287DAE556" pageId="0" pageNumber="15">
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Eyes (Fig.
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<figureCitation id="9061F6F8CB66BCC8976A60E3426DB3B3" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4A, B</figureCitation>
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): Well developed on short ocular peduncle, cornea globular.
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</paragraph>
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<paragraph id="B8ED8484D7EBAB7D5CACFDD43ACF180A" pageId="0" pageNumber="15">
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Carapace (Fig.
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<figureCitation id="1CB8AFEDA65A1238FCA5B6E55CEEEC34" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4A, B</figureCitation>
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): Smooth, glabrous; antennal spine acute, fused with inferior orbital angle; pterygostomian margin broadly rounded or slightly produced forward; no pterygostomian.
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</paragraph>
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<paragraph id="00F3878D68DC2C4E8D26081DCAEB450D" pageId="0" pageNumber="15">
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Antennule (Fig.
|
||
<figureCitation id="01695318B3FBA35A7CFCA771F075A21F" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4A-C</figureCitation>
|
||
): Peduncle reaching slightly short of scaphocerite; stylocerite long, reaching 0.3
|
||
<normalizedToken id="245ACE31CA6BBC11CE0CACADA35007F3" originalValue="×">x</normalizedToken>
|
||
of 2nd segment; anterolateral angle reaching 0.2
|
||
<normalizedToken id="BEBB9960B1926807815809AAAC6D09C9" originalValue="×">x</normalizedToken>
|
||
of 2nd segment; length of basal segment as long as sum of length of 2nd and 3rd segments, 2nd segment 0.46-0.51
|
||
<normalizedToken id="4B2FAC017DAA451715C024166733DADF" originalValue="×">x</normalizedToken>
|
||
of basal segment, 1.1-1.3
|
||
<normalizedToken id="420E46F547D5823C2C0D22E62B375082" originalValue="×">x</normalizedToken>
|
||
of 3rd segment; all segments with sub-marginal plumose setae.
|
||
</paragraph>
|
||
<paragraph id="8D614E025F4597A48B63AF4C6576D0F8" pageId="0" pageNumber="15">
|
||
Antenna (Fig.
|
||
<figureCitation id="DB0EA4FE693CCC719A9D2406BD7712DF" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4D</figureCitation>
|
||
): Peduncle about 0.54
|
||
<normalizedToken id="6F9E4A2B29B4587A4EA3F414AA296E8A" originalValue="×">x</normalizedToken>
|
||
of scaphocerite; scaphocerite about 3.6
|
||
<normalizedToken id="54DA6BE77FE21C1A32FFFC8B6C4C9188" originalValue="×">x</normalizedToken>
|
||
as long as wide, outer margin straight, ending in strong sub-apical spine, inner and anterior margins with long plumose setae.
|
||
</paragraph>
|
||
<paragraph id="32B984FC30017881DFF1FD25EB6870EC" pageId="0" pageNumber="15">
|
||
Mandible (Fig.
|
||
<figureCitation id="A71EC91B3E842C642BA84E96739CEFAB" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4E</figureCitation>
|
||
): Without palp; left incisor process with 4 sharp teeth; medially 2 groups of setae; molar process ridged.
|
||
</paragraph>
|
||
<paragraph id="CCA23C6A643E197A03E2C953402D80DC" pageId="0" pageNumber="15">
|
||
Maxillula (Fig.
|
||
<figureCitation id="C5637373CBB3C5B215488E0B8E1926F5" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4F</figureCitation>
|
||
): Lower lacinia broadly rounded, with several rows of plumose setae; upper lacinia elongate, medial edge straight, with 29 strong spinules and simple setae; palp simple, slightly expanding distally, with 4 long simple setae.
|
||
</paragraph>
|
||
<paragraph id="0443F8E44A39E1750CF137CA13CCBB6A" pageId="0" pageNumber="15">
|
||
Maxilla (Fig.
|
||
<figureCitation id="7D71E7DE31D1863B471717C433E92DF3" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4G</figureCitation>
|
||
): Scaphognathite tapering posteriorly, distally with regular row of long plumose setae and short marginal plumose setae continuing down proximal triangular process, furnished with numerous long plumose setae; upper and middle endite with marginal simple, denticulate and sub-marginal simple setae, distally with plumose setae; lower endite with long simple marginal setae; palp distinctly shorter than cleft of upper endite, wider proximally than distally.
|
||
</paragraph>
|
||
<paragraph id="971615AE84119DC0DE5DD6A0C97AE051" pageId="0" pageNumber="15">
|
||
First maxilliped (Fig.
|
||
<figureCitation id="11209C03835792DD8FC3130ADCF0F738" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4H</figureCitation>
|
||
): Palp broadly triangular ending in fringe-like tip and with terminal plumose setae; caridean lobe broad, with marginal plumose setae; exopodal flagellum well developed, with distally marginal plumose setae; ultimate and penultimate segments of endopod indistinctly divided; medial and distal margins of ultimate segment with marginal and sub-marginal rows of simple, denticulate and plumose setae; penultimate segments with marginal long plumose setae.
|
||
</paragraph>
|
||
<paragraph id="474EEBE845D2B671979620555B851671" pageId="0" pageNumber="15">
|
||
Second maxilliped (Fig.
|
||
<figureCitation id="A50D91051C24F3E523F3BB71BCF7035E" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Caridina tetrazona sp. nov. A Entire animal, lateral view, holotype (FU, 2017 - 06 - 27 - 01) B-I paratype (FU, 2017 - 06 - 27 - 02) B carapace and cephalic appendages, lateral view C antennule D antenna E mandible F maxillula G maxilla H first maxilliped I second maxilliped." figureDoi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15">4I</figureCitation>
|
||
): Ultimate and penultimate segments of endopod indistinctly divided, reflexed against basal segment; inner margin of ultimate, penultimate and basal segments with long setae of various types; exopod flagellum long, slender with marginal plumose setae distally.
|
||
</paragraph>
|
||
<paragraph id="DEB173FF53918A2939A567945DAA165F" pageId="0" pageNumber="15">Branchial formula typical for genus. Epipod on first four pereiopods.</paragraph>
|
||
<caption id="ED00564910B76E1CBC5871687ED36A97" doi="10.3897/zookeys.923.48593.figure4" httpUri="https://binary.pensoft.net/fig/396118" pageId="0" pageNumber="15" start="Figure 4" startId="F4">
|
||
<paragraph id="881EB9EE1A127F53F0792736359D38CF" pageId="0" pageNumber="15">
|
||
<emphasis id="A30803C0672F1DF510BB9688D0166F93" bold="true" pageId="0" pageNumber="15">Figure 4.</emphasis>
|
||
<taxonomicName id="18DCD44706A0C850026E70C97FE6DE3F" authorityName="Chen & Chen & Zheng & Guo" authorityYear="2020" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina tetrazona" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="tetrazona">
|
||
<emphasis id="2AE49FD6316C0F760C3B42E12B2C5237" italics="true" pageId="0" pageNumber="15">Caridina tetrazona</emphasis>
|
||
</taxonomicName>
|
||
sp. nov.
|
||
<emphasis id="3D9236FE616D1088E66133387FF7C9EB" bold="true" pageId="0" pageNumber="15">A</emphasis>
|
||
Entire animal, lateral view, holotype (FU, 2017-06-27-01)
|
||
<emphasis id="67AD1C3C2E158D43A798E0EBD75B7368" bold="true" pageId="0" pageNumber="15">B-I</emphasis>
|
||
paratype (FU, 2017-06-27-02)
|
||
<emphasis id="BD93D09F9B8EC585ED9ACB8D7FA40048" bold="true" pageId="0" pageNumber="15">B</emphasis>
|
||
carapace and cephalic appendages, lateral view
|
||
<emphasis id="71B4122E2686DD702109183FA2174718" bold="true" pageId="0" pageNumber="15">C</emphasis>
|
||
antennule
|
||
<emphasis id="1903209EF0BE9E84252DF1F16FEC9E2A" bold="true" pageId="0" pageNumber="15">D</emphasis>
|
||
antenna
|
||
<emphasis id="E0ED98624E5BF5289C28899CDBF2FE7A" bold="true" pageId="0" pageNumber="15">E</emphasis>
|
||
mandible
|
||
<emphasis id="54BE35235F2631D08B49DF3AE2BFFB5F" bold="true" pageId="0" pageNumber="15">F</emphasis>
|
||
maxillula
|
||
<emphasis id="0DE8D71FA985FD6BC00C9D9FB1519E4B" bold="true" pageId="0" pageNumber="15">G</emphasis>
|
||
maxilla
|
||
<emphasis id="E6D34E42E32A89E4169BAEB5543522FB" bold="true" pageId="0" pageNumber="15">H</emphasis>
|
||
first maxilliped
|
||
<emphasis id="CC303D00D1B408E34AE6B0A5FBB0E5F3" bold="true" pageId="0" pageNumber="15">I</emphasis>
|
||
second maxilliped.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="1507DC3973D5DC154D9A1FF74B679423" pageId="0" pageNumber="15">
|
||
Third maxilliped (Fig.
|
||
<figureCitation id="5DE688B171AB439F2E95DDB99E8FCFFD" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">5A</figureCitation>
|
||
): Reaches to end of 2nd antennular peduncle segment, endopod three-segmented, penultimate segment as long as basal segment; distal segment 0.87-0.90
|
||
<normalizedToken id="CB2B91B5ECB5846D84F9D6C242DEE542" originalValue="×">x</normalizedToken>
|
||
as long as penultimate segment, ending in a large claw-like spine surrounded by simple setae, preceded by about 5-8 spines on distal third of posterior margin, proximally a clump of long and short simple, serrate setae; exopod reaches to end of basal segment of endopod, distal margin with long plumose setae.
|
||
</paragraph>
|
||
<paragraph id="3FE4C9E7295F88988E9DB427A3AC0D72" pageId="0" pageNumber="15">
|
||
First pereiopod (Fig.
|
||
<figureCitation id="E077F1568B41C29B32799F7735445B99" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">5B</figureCitation>
|
||
): Reaches end of eyes; chela 1.8-2.2
|
||
<normalizedToken id="74C0D7F68944CD046E8B6F89BCAADE01" originalValue="×">x</normalizedToken>
|
||
as long as wide; 1.4-1.6
|
||
<normalizedToken id="4775E3EAB0F4146BD74A939A4B180071" originalValue="×">x</normalizedToken>
|
||
as long as carpus; movable finger 2.8-3.2
|
||
<normalizedToken id="8C85D3A65A1205C1E6C8EBE4705C40FD" originalValue="×">x</normalizedToken>
|
||
as long as wide, 0.92-1.1
|
||
<normalizedToken id="036A7E62FC3A6BC8AD8479BA01B4A8EB" originalValue="×">x</normalizedToken>
|
||
as long as palm, setal brushes well developed; carpus excavated anterior-dorsally, 1.5-1.8
|
||
<normalizedToken id="72ADBEFF9B88C550F82EDF4B42C6BCB1" originalValue="×">x</normalizedToken>
|
||
as long as high, 0.90-1.0
|
||
<normalizedToken id="D58631BEADE35405395D241361875440" originalValue="×">x</normalizedToken>
|
||
as long as merus.
|
||
</paragraph>
|
||
<paragraph id="4340886A5EE360D6C1B1EBB6DF3D2FE7" pageId="0" pageNumber="15">
|
||
Second pereiopod (Fig.
|
||
<figureCitation id="7B4682AE79039025F38EABDE12A80C44" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">5C</figureCitation>
|
||
): Reaches about end of 3rd antennular peduncle segment, more slender and longer than first pereiopod; chela 2.6-3.2
|
||
<normalizedToken id="8195258335CC680F25FA3026A4553333" originalValue="×">x</normalizedToken>
|
||
as long as wide; 0.78-0.87
|
||
<normalizedToken id="140D801A9C90DC0718FFEC8D6E1AB42E" originalValue="×">x</normalizedToken>
|
||
as long as carpus; movable finger 4.0-4.6
|
||
<normalizedToken id="B219FC5C8BCBCE359358D210169847D5" originalValue="×">x</normalizedToken>
|
||
as long as wide and 1.5-1.7
|
||
<normalizedToken id="2C57782F447DA51934F2B32177575D22" originalValue="×">x</normalizedToken>
|
||
as long as palm, setal brushes well developed; carpus 4.9-5.9
|
||
<normalizedToken id="E1B7FFB6B84656A55C53B8CFF7B48610" originalValue="×">x</normalizedToken>
|
||
as long as high, slightly excavated anterior, as long as merus.
|
||
</paragraph>
|
||
<paragraph id="55539103E030711B6D30A991A4370670" pageId="0" pageNumber="15">
|
||
Third pereiopod (Fig.
|
||
<figureCitation id="D96101E8DC7CD2105BC3B01ED3B1CC72" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">5D</figureCitation>
|
||
): Reaches beyond end of scaphocerite; dactylus 2.9-3.5
|
||
<normalizedToken id="D20FE22EF776BAC5324CDDE8D51350CF" originalValue="×">x</normalizedToken>
|
||
as long as wide, ending in prominent claw-like spine surrounded by simple setae, flexor margin bearing 4-5 spines; propodus 4.5-4.9
|
||
<normalizedToken id="2D3864535CFE6B084789AEBB5E445B06" originalValue="×">x</normalizedToken>
|
||
as long as dactylus, bearing 8-12 spinules on posterior and lateral margin, 8.4-9.7
|
||
<normalizedToken id="CF8593483F7F52821229B71BDB7D99D4" originalValue="×">x</normalizedToken>
|
||
as long as wide; carpus 0.67-0.82
|
||
<normalizedToken id="88E15253D5019A4C899CD397E69AAE91" originalValue="×">x</normalizedToken>
|
||
as long as propodus; merus 1.7-2.0
|
||
<normalizedToken id="BFF9FCF5650B1033D7618E07096F657E" originalValue="×">x</normalizedToken>
|
||
as long as carpus, with about 3-4 strong spines on the posterior margin.
|
||
</paragraph>
|
||
<paragraph id="0D4C521C74BFCA90662600C3C506BF06" pageId="0" pageNumber="15">
|
||
Fourth pereiopod: Reaches middle of 2nd segment of antennular peduncle; dactylus 3.0-4.2
|
||
<normalizedToken id="FF21DE2BDB227E6D9373C8E1926328EF" originalValue="×">x</normalizedToken>
|
||
as long as wide, ending in prominent claw-like spine surrounded by simple setae, flexor margin bearing 4-6 spines; propodus 4.2-5.1
|
||
<normalizedToken id="3CF14CE149EDAC7E4B833FF8B1A74898" originalValue="×">x</normalizedToken>
|
||
as long as dactylus, bearing 9-13 spinules on posterior and lateral margin, 8.5-10.5
|
||
<normalizedToken id="3EC674D7F58CEA902436D0961BB271FF" originalValue="×">x</normalizedToken>
|
||
as long as wide; carpus 0.66-0.81
|
||
<normalizedToken id="4791B29809D719F23C1A0E169FE29C51" originalValue="×">x</normalizedToken>
|
||
as long as propodus; merus 1.6-1.8
|
||
<normalizedToken id="61BBF03837851E7C180D636A5C69F70B" originalValue="×">x</normalizedToken>
|
||
as long as carpus, with about 3-4 strong spines on the posterior margin.
|
||
</paragraph>
|
||
<paragraph id="B739F028EA1B26BDE9A1D14E05EF2055" pageId="0" pageNumber="15">
|
||
Fifth pereiopod (Fig.
|
||
<figureCitation id="7A69BC9158D50A90956DF18C7531225A" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">5E</figureCitation>
|
||
): Reaches middle of 1st segment of antennular peduncle; dactylus 2.8-3.6
|
||
<normalizedToken id="F6F59FE611918609C92EE5387ADB2036" originalValue="×">x</normalizedToken>
|
||
as long as wide, ending in prominent claw-like spine surrounded by simple setae, flexor margin bearing with a row of 27-31 comb-like spinules; propodus 4.7-5.1
|
||
<normalizedToken id="1541C8AE2A47FC59ACAE0372AB0F0430" originalValue="×">x</normalizedToken>
|
||
as long as dactylus, bearing 8-11 spinules on posterior and lateral margin, 8.9-11.9
|
||
<normalizedToken id="B49018DD9DC8D2F09E0F7CA4E42C4E3E" originalValue="×">x</normalizedToken>
|
||
as long as wide; carpus 0.52-0.62
|
||
<normalizedToken id="8CB418E1EE087DD334A250444E033E57" originalValue="×">x</normalizedToken>
|
||
as long as propodus; merus 1.3-1.5
|
||
<normalizedToken id="8F9368A5D28267362D5DF0CF971B0DF0" originalValue="×">x</normalizedToken>
|
||
as long as carpus, with about 3-4 strong spines on the posterior margin.
|
||
</paragraph>
|
||
<paragraph id="8D5D7FC9C3C295F9612A1726A2E9D5BD" pageId="0" pageNumber="15">
|
||
First pleopod (Fig.
|
||
<figureCitation id="7494E62175BE9C528A96DAED8B89971C" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">5F</figureCitation>
|
||
): Endopod of male subrectangular, wider proximally, 0.56
|
||
<normalizedToken id="E7CE68C0E422E5837253A1876613CABC" originalValue="×">x</normalizedToken>
|
||
as long as exopod, 2.5-2.6
|
||
<normalizedToken id="7050CFEDDC39703D4960BF05073BB395" originalValue="×">x</normalizedToken>
|
||
as long as proximal wide, ending broadly rounded; inner margin slightly concave, bearing short spine-like setae, outer margin slightly convex, bearing long spine-like setae, distinctly longer and stout on distal 1/3, distal end tip bearing nearly equal length shorter spine-like setae; appendix interna well developed, arising from distal 1/3 of endopod, reaching beyond end of endopod, distally with numerous cincinulli.
|
||
</paragraph>
|
||
<paragraph id="A1399146D2FDB2ACBF08259E615E9DFC" pageId="0" pageNumber="15">
|
||
Second pleopod (Fig.
|
||
<figureCitation id="8F89761A6A32F1DDD597A5A8F2C4BDD2" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">5G</figureCitation>
|
||
): Appendix masculina rod-shaped, reaching about 0.7
|
||
<normalizedToken id="F57274B1735E69B413E3AD03F17DB113" originalValue="×">x</normalizedToken>
|
||
length of exopod, inner margin and tip bearing numerous spine setae; appendix interna slender, reaching about 0.73
|
||
<normalizedToken id="34AA0219CB9CF48BB195470F40077882" originalValue="×">x</normalizedToken>
|
||
length of appendix masculina, distally with many cincinulli.
|
||
</paragraph>
|
||
<paragraph id="04DA0CE553D0CA5E86F1EA891D703EF1" pageId="0" pageNumber="15">
|
||
Telson (Fig.
|
||
<figureCitation id="5976D13AB3DF315B6034EDB3A96FF242" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Caridina tetrazona sp. nov. paratype (FU, 2017 - 06 - 27 - 02). A Third maxilliped B first pereiopod C second pereiopod D third pereiopod E fifth pereiopod F first pleopod G second pleopod H telson I diaeresis of uropodal exopod." figureDoi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15">5H</figureCitation>
|
||
): 0.56-0.75
|
||
<normalizedToken id="7BF865F9B763557C08C1FD11C84D4538" originalValue="×">x</normalizedToken>
|
||
as long as cl, tapering posterior, dorsal surface with 6 pairs of stout movable spine-like setae including the pair at poster lateral angles; posterior margin with 4-5 pairs of intermediate plumose setae, the outer one usually strongest and longest, no median projection on posterior margin. Exopodite of uropod bearing a series of 18-20 movable spinules on the diaeresis.
|
||
</paragraph>
|
||
<paragraph id="4EB82E0B81383F90C6602424D8AF4816" pageId="0" pageNumber="15">
|
||
Eggs 0.51-0.65
|
||
<normalizedToken id="FE8086221CEF52E96E8B37C3064BD979" originalValue="×">x</normalizedToken>
|
||
0.84-0.97 mm in diameter.
|
||
</paragraph>
|
||
<paragraph id="CE2939BD8B1413BF4035AF1CF2513F74" pageId="0" pageNumber="15">
|
||
Coloration: Body semi-translucent, four dark blue bands transverse on the tergum of the 1st, 3rd, 5th, and 6th abdominal segments, appendages mostly translucent (Fig.
|
||
<figureCitation id="127D954A14456BEC6485E595130578B1" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Photos of live specimens of the two species of Caridina from Dawanshan Island. A Caridina tetrazona sp. nov. B dorsal view of C. serrata C lateral view of C. serrata." figureDoi="10.3897/zookeys.923.48593.figure3" httpUri="https://binary.pensoft.net/fig/396117" pageId="0" pageNumber="15">3A</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="63D8362106DFA741987D7E617D88440C" doi="10.3897/zookeys.923.48593.figure5" httpUri="https://binary.pensoft.net/fig/396119" pageId="0" pageNumber="15" start="Figure 5" startId="F5">
|
||
<paragraph id="27B958A8418FF1B3BB5B3B6A96299344" pageId="0" pageNumber="15">
|
||
<emphasis id="75BDE53E35743BEB761D7C6957D23E8C" bold="true" pageId="0" pageNumber="15">Figure 5.</emphasis>
|
||
<taxonomicName id="A3FE5FB3A966DBC00622C96CFBCF0EDF" authorityName="Chen & Chen & Zheng & Guo" authorityYear="2020" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina tetrazona" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="tetrazona">
|
||
<emphasis id="EC507572CB28505A9ED269D7483820CB" italics="true" pageId="0" pageNumber="15">Caridina tetrazona</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. paratype (FU, 2017-06-27-02).
|
||
<emphasis id="45F38D8E2F66F3B633923D078F180B2F" bold="true" pageId="0" pageNumber="15">A</emphasis>
|
||
Third maxilliped
|
||
<emphasis id="5A32DA32AEEEE2E8E3EA713D820539F7" bold="true" pageId="0" pageNumber="15">B</emphasis>
|
||
first pereiopod
|
||
<emphasis id="9A0886F1F45F3B8FE1417454EDA83FCC" bold="true" pageId="0" pageNumber="15">C</emphasis>
|
||
second pereiopod
|
||
<emphasis id="504E484871081658E22744159CCDB12F" bold="true" pageId="0" pageNumber="15">D</emphasis>
|
||
third pereiopod
|
||
<emphasis id="6BD1C1D00456FACBD5A583F0D8CE4FEA" bold="true" pageId="0" pageNumber="15">E</emphasis>
|
||
fifth pereiopod
|
||
<emphasis id="2D004C199862A32605F58EB7B1D83CD8" bold="true" pageId="0" pageNumber="15">F</emphasis>
|
||
first pleopod
|
||
<emphasis id="A8FB095F4205659506F87D9CFBE9FA6D" bold="true" pageId="0" pageNumber="15">G</emphasis>
|
||
second pleopod
|
||
<emphasis id="82BE60D88162E8B4EA31AEF32B9D295B" bold="true" pageId="0" pageNumber="15">H</emphasis>
|
||
telson
|
||
<emphasis id="DF5367B31E38EA73DA5C7A5DC03EDE1E" bold="true" pageId="0" pageNumber="15">I</emphasis>
|
||
diaeresis of uropodal exopod.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection id="8645D5FF8171E9A4B0F50B3772A6CB66" pageId="0" pageNumber="15" type="etymology">
|
||
<paragraph id="53B8E51E5BB673EA5037CD91F2E8428E" pageId="0" pageNumber="15">Etymology.</paragraph>
|
||
<paragraph id="9DEDDC6CDF0DB2C78C75750098D138B2" pageId="0" pageNumber="15">
|
||
<taxonomicName id="A87E4EAC37009258739D45C09FFC025F" authorityName="Chen & Chen & Zheng & Guo" authorityYear="2020" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina tetrazona" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="tetrazona">
|
||
<emphasis id="F40D2047CFBE93F337CF67FC0DB01402" italics="true" pageId="0" pageNumber="15">Caridina tetrazona</emphasis>
|
||
</taxonomicName>
|
||
is a combination of two Latin words,
|
||
<emphasis id="EDF39F7C4084B657142D5252B36ADBD3" italics="true" pageId="0" pageNumber="15">tetra</emphasis>
|
||
, four, and
|
||
<emphasis id="A13DE99F1BED3A998E36582D387A6993" italics="true" pageId="0" pageNumber="15">zona</emphasis>
|
||
, band, alluding to its four-banded color pattern.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="6025A7086DE576909C14555CDD5DCCE5" pageId="0" pageNumber="15" type="remarks">
|
||
<paragraph id="21E143802CF0C0AD795D4ED3CCEDF9B0" pageId="0" pageNumber="15">Remarks.</paragraph>
|
||
<paragraph id="208BE0692C9C54CA6610EB9BC359CDD5" pageId="0" pageNumber="15">
|
||
<taxonomicName id="7EED21B566A39A0CA63A12A90E528F62" authorityName="Chen & Chen & Zheng & Guo" authorityYear="2020" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina tetrazona" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="tetrazona">
|
||
<emphasis id="5C9CEA9B96CD48BF8B2F3955A5B29B1C" italics="true" pageId="0" pageNumber="15">Caridina tetrazona</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. is most similar to
|
||
<taxonomicName id="141601489CF3B6E5659C1964A047CDE0" lsidName="C. serrata" pageId="0" pageNumber="15" rank="species" species="serrata">
|
||
<emphasis id="59ABE63088B3C8BA88B13C389D0E0F9A" italics="true" pageId="0" pageNumber="15">C. serrata</emphasis>
|
||
</taxonomicName>
|
||
Stimpson, 1860 (which also occurs on the same island) in the short rostrum, the shape of the endopod of the male first pleopod, and the similar-sized eggs. It can be easily distinguished from
|
||
<taxonomicName id="341D31D059E71F3191D350328BF55026" lsidName="C. serrata" pageId="0" pageNumber="15" rank="species" species="serrata">
|
||
<emphasis id="7FE50F454CF19DAAB32C6C2919B08F6A" italics="true" pageId="0" pageNumber="15">C. serrata</emphasis>
|
||
</taxonomicName>
|
||
by the length of the basal segment of the antennular peduncle which is as long as the combined length of 2nd and 3rd segments (versus length of basal segment distinctly longer than the combined length of 2nd and 3rd segments in
|
||
<taxonomicName id="50212FEBAC2D60BB61E3E704A64F8249" lsidName="C. serrata" pageId="0" pageNumber="15" rank="species" species="serrata">
|
||
<emphasis id="95A111A1C1D6887D70EF45F4EF54C8E7" italics="true" pageId="0" pageNumber="15">C. serrata</emphasis>
|
||
</taxonomicName>
|
||
); length of penultimate segment of 3rd maxilliped as long as basal segment; the distal segment is distinctly shorter than the penultimate segment (versus penultimate segment distinct shorter than basal segment and distal segment as long as penultimate segment in
|
||
<taxonomicName id="89919787B00BB9E92908C88526A61D2A" lsidName="C. serrata" pageId="0" pageNumber="15" rank="species" species="serrata">
|
||
<emphasis id="D785F977DA748386BEB84E1076318B9C" italics="true" pageId="0" pageNumber="15">C. serrata</emphasis>
|
||
</taxonomicName>
|
||
); the absence of a projection on the posterior margin of telson (versus with a projection in
|
||
<taxonomicName id="C6E5DFB70066038BC48E0882E5C993EC" lsidName="C. serrata" pageId="0" pageNumber="15" rank="species" species="serrata">
|
||
<emphasis id="30F7A7EF3963F3183D4503C0CFDE2880" italics="true" pageId="0" pageNumber="15">C. serrata</emphasis>
|
||
</taxonomicName>
|
||
), and the slender scaphocerite (3.6-3.7 times as long as wide versus 3.0-3.2 times in
|
||
<taxonomicName id="0949C373D0BE8FBB5A9ECF55D627C66F" lsidName="C. serrata" pageId="0" pageNumber="15" rank="species" species="serrata">
|
||
<emphasis id="958F54AF547D2B216FE5B14345307736" italics="true" pageId="0" pageNumber="15">C. serrata</emphasis>
|
||
</taxonomicName>
|
||
). In addition, the four dark blue bands on the body of live shrimps allow an easy identification in the field.
|
||
<taxonomicName id="8352D76930377DB6EA12424E34F278CC" authorityName="Chen & Chen & Zheng & Guo" authorityYear="2020" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina tetrazona" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="tetrazona">
|
||
<emphasis id="FB899C66A1A8C9C2AC0E98FE3D21003E" italics="true" pageId="0" pageNumber="15">Caridina tetrazona</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. also shows close similarity with
|
||
<taxonomicName id="F0AFCCC4F59502B52B49E920F4420FD0" lsidName="C. cantonensis" pageId="0" pageNumber="15" rank="species" species="cantonensis">
|
||
<emphasis id="77399C584C9066EC39EAFF9F4CADCC36" italics="true" pageId="0" pageNumber="15">C. cantonensis</emphasis>
|
||
</taxonomicName>
|
||
Yu, 1938 regarding the ratios of various segments of the 1st and 2nd pereiopods. Beside its peculiar coloration,
|
||
<taxonomicName id="AEDFE0F7D44227C741F51046DE341270" lsidName="C. tetrazona" pageId="0" pageNumber="15" rank="species" species="tetrazona">
|
||
<emphasis id="F7789AE3F57118F525ED9353DFB6580F" italics="true" pageId="0" pageNumber="15">C. tetrazona</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. differs from
|
||
<taxonomicName id="16DBFA831A4B7CAEBFEFA871F10EF049" lsidName="C. cantonensis" pageId="0" pageNumber="15" rank="species" species="cantonensis">
|
||
<emphasis id="231DBD0FF8D04E384366AFE3FAE82E4C" italics="true" pageId="0" pageNumber="15">C. cantonensis</emphasis>
|
||
</taxonomicName>
|
||
in the short rostrum, which only reaches the end of 1st segment of the antennular peduncle (versus distinctly reaches beyond the end of the 2nd segment in
|
||
<taxonomicName id="97D2F2CA976B3FB5790B22F174618D17" lsidName="C. cantonensis" pageId="0" pageNumber="15" rank="species" species="cantonensis">
|
||
<emphasis id="D7694912C0477BAAE00FFFE89696A538" italics="true" pageId="0" pageNumber="15">C. cantonensis</emphasis>
|
||
</taxonomicName>
|
||
); the endopod of the male first pleopod slender (2.6-2.7 times as long as wide versus 2.1-2.4 times in
|
||
<taxonomicName id="12D18CCF2D017A8AA7E6CB1D472A1130" lsidName="C. cantonensis" pageId="0" pageNumber="15" rank="species" species="cantonensis">
|
||
<emphasis id="C77BF5DE9C3D2078A8A2FAF012A34220" italics="true" pageId="0" pageNumber="15">C. cantonensis</emphasis>
|
||
</taxonomicName>
|
||
) and distal part not dilated (versus distally distinctively dilated in
|
||
<taxonomicName id="F77E9907871E941CE3BB1CC2E6F67EFF" lsidName="C. cantonensis" pageId="0" pageNumber="15" rank="species" species="cantonensis">
|
||
<emphasis id="BCC4C7ABA6B29E9D3E68C0A9435E4190" italics="true" pageId="0" pageNumber="15">C. cantonensis</emphasis>
|
||
</taxonomicName>
|
||
); palp of 1st maxilliped ending in a finger-like tip (versus broadly rounded in
|
||
<taxonomicName id="A1C1C61E7E7FD77167349785B0008D7B" lsidName="C. cantonensis" pageId="0" pageNumber="15" rank="species" species="cantonensis">
|
||
<emphasis id="F875F97F2EF7687FFDCED10D9765C48B" italics="true" pageId="0" pageNumber="15">C. cantonensis</emphasis>
|
||
</taxonomicName>
|
||
); and absence of a projection on the posterior telsonic margin (versus with a projection in
|
||
<taxonomicName id="78809EC7A3906F84283B8F57D65947A5" lsidName="C. cantonensis" pageId="0" pageNumber="15" rank="species" species="cantonensis">
|
||
<emphasis id="35F673BA2E79038A75F52187D68A22C6" italics="true" pageId="0" pageNumber="15">C. cantonensis</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
<taxonomicName id="4D47347E7271581940CE79D49804F0FC" authorityName="Chen & Chen & Zheng & Guo" authorityYear="2020" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina tetrazona" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="tetrazona">
|
||
<emphasis id="CE524F9C467B5FC411430F22F9B3E1E0" italics="true" pageId="0" pageNumber="15">Caridina tetrazona</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. closely resembles
|
||
<taxonomicName id="7D03F75BAFF7C39D28D138B9281CAF00" lsidName="C. trifasciata" pageId="0" pageNumber="15" rank="species" species="trifasciata">
|
||
<emphasis id="7CB0E7D6C6E0046F6EF9ADB29BBCD19F" italics="true" pageId="0" pageNumber="15">C. trifasciata</emphasis>
|
||
</taxonomicName>
|
||
Yam & Cai, 2003, in having similar dark blue bands on their abdomen, and in having the shape of the endopod of the male 1st pleopod and appendix masculina of the male 2nd pleopod similar.
|
||
<taxonomicName id="51AC3AD46FAC75FD40DCE142D2F477A2" authorityName="Chen & Chen & Zheng & Guo" authorityYear="2020" class="Malacostraca" family="Atyidae" genus="Caridina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Caridina tetrazona" order="Decapoda" pageId="0" pageNumber="15" phylum="Arthropoda" rank="species" species="tetrazona">
|
||
<emphasis id="43BFF60D3DE5919CEDC2F3FB8359CD25" italics="true" pageId="0" pageNumber="15">Caridina tetrazona</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. differs from
|
||
<taxonomicName id="24FDE78C42D494812E13809DDB3BC4C6" lsidName="C. trifasciata" pageId="0" pageNumber="15" rank="species" species="trifasciata">
|
||
<emphasis id="F4293D6810E916CBE74344E0C5F7A131" italics="true" pageId="0" pageNumber="15">C. trifasciata</emphasis>
|
||
</taxonomicName>
|
||
in its proportionately shorter rostrum (only reaches the end of the 1st segment of the antennular peduncle versus reaches beyond the end of the 2nd segment in
|
||
<taxonomicName id="C423DA1C106B6AA586F45D50901A8CB9" lsidName="C. trifasciata" pageId="0" pageNumber="15" rank="species" species="trifasciata">
|
||
<emphasis id="D40A421A9E2EBE801CB3D58903A29755" italics="true" pageId="0" pageNumber="15">C. trifasciata</emphasis>
|
||
</taxonomicName>
|
||
); palp of the 1st maxilliped ending in a finger-like tip (versus broadly rounded in
|
||
<taxonomicName id="94726EDB162BA3F4512935A41C5BFFAC" lsidName="C. trifasciata" pageId="0" pageNumber="15" rank="species" species="trifasciata">
|
||
<emphasis id="E75A8DE867974EDFD467708C3BE0262D" italics="true" pageId="0" pageNumber="15">C. trifasciata</emphasis>
|
||
</taxonomicName>
|
||
); and the slender scaphocerite (3.6-3.7 times as long as wide versus 2.8 times in
|
||
<taxonomicName id="F910BAAA928D7AE0D05CFB0D8E888A2C" lsidName="C. trifasciata" pageId="0" pageNumber="15" rank="species" species="trifasciata">
|
||
<emphasis id="596701BAC66FFF472868161CBB9B46A0" italics="true" pageId="0" pageNumber="15">C. trifasciata</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="8741B41CA82822EB0603F930A3FEEE14" pageId="0" pageNumber="15" type="ecological notes">
|
||
<paragraph id="79B0F0BD97C85CA026088A979A0D9CA0" pageId="0" pageNumber="15">Ecological notes.</paragraph>
|
||
<paragraph id="554052600DDBC4A8BEF9E132035A1067" pageId="0" pageNumber="15">
|
||
The type specimens were collected from a small stream at an elevation of 8 m, stn 1, near Longtangzui, Dawanshan Island, Zhuhai City, Guangdong, China (
|
||
<geoCoordinate id="2546932B552DA705791DEF0DFB1F3E66" degrees="21" direction="north" minutes="56" orientation="latitude" precision="1" seconds="59.2" value="21.949778">21°56'59.2"N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="F3FDBCC04FA44950EDBED008BF0013B2" degrees="113" direction="east" minutes="43" orientation="longitude" precision="15" seconds="00" value="113.71667">113°43'00"E</geoCoordinate>
|
||
) (Fig.
|
||
<figureCitation id="2B30DCD3D41E286D5E5B59AD8A562DAC" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. The light blue point shows the location of Dawanshan Island. The inset shows the sample locations. The yellow icon (stn 1) shows the collection site of Caridina tetrazona sp. nov., and red icons (stns 2 - 5) are the collection sites of C. serrata." figureDoi="10.3897/zookeys.923.48593.figure1" httpUri="https://binary.pensoft.net/fig/396115" pageId="0" pageNumber="15">1</figureCitation>
|
||
). The stream is 2-3 m in width and 0.3-0.5 m in depth. The stream bed consists of rocks interspersed with gravel and sands patches. The bank was covered with aquatic vegetation. The shrimps live among rocks and marginal vegetation. The stream water was fast flowing and the temperature was 26 °C, pH was 6.4, and dissolved oxygen concentrations was 7.8 mg/1.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="2A3E756887D98206424CE250915BB7C1" pageId="0" pageNumber="15" type="distribution">
|
||
<paragraph id="D91429836475DA564087CBCD60B646AE" pageId="0" pageNumber="15">Distribution.</paragraph>
|
||
<paragraph id="A74E44340B935C79974ADB10AA27D135" pageId="0" pageNumber="15">only known from Guangdong Province, southern China.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |