549 lines
58 KiB
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549 lines
58 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.873.36702" ID-GBIF-Dataset="3e602db6-4cd0-4102-89de-254e36d9ff1f" ID-PMC="PMC6728343" ID-Pensoft-Pub="1313-2970-873-9" ID-Pensoft-UUID="3611A8CB4D4C5292A37F0833718FC991" ID-PubMed="31534382" ID-ZooBank="3E20828EF1D741E9BA120D5F2BD93ED9" ModsDocID="1313-2970-873-9" checkinTime="1567102840149" checkinUser="pensoft" docAuthor="Wang, Song-bo, Zhou, Xian-min & Zou, Jie-xin" docDate="2019" docId="CB41A406BBB755DBB21E7493007E7401" docLanguage="en" docName="ZooKeys 873: 9-23" docOrigin="ZooKeys 873" docSource="http://dx.doi.org/10.3897/zookeys.873.36702" docTitle="Mediapotamon liboense Wang, Zhou & Zou, 2019, sp. nov." docType="treatment" docUuid="69B0792B-F233-403A-ADC2-6666B007F093" docUuidSource="ZooBank" docVersion="5" id="3611A8CB4D4C5292A37F0833718FC991" lastPageNumber="9" masterDocId="3611A8CB4D4C5292A37F0833718FC991" masterDocTitle="A new species of freshwater crab of the genus Mediapotamon Tuerkay & Dai, 1997 (Crustacea, Decapoda, Brachyura, Potamidae) from Guizhou, China" masterLastPageNumber="23" masterPageNumber="9" pageNumber="9" updateTime="1668167770873" 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 new species of freshwater crab of the genus Mediapotamon Tuerkay & Dai, 1997 (Crustacea, Decapoda, Brachyura, Potamidae) from Guizhou, China</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>Wang, Song-bo</mods:namePart>
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</mods:name>
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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>Zhou, Xian-min</mods:namePart>
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</mods:name>
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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>Zou, Jie-xin</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>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2019</mods:date>
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<mods:detail type="volume">
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<mods:number>873</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>9</mods:start>
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<mods:end>23</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>http://dx.doi.org/10.3897/zookeys.873.36702</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">http://dx.doi.org/10.3897/zookeys.873.36702</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-873-9</mods:identifier>
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<mods:identifier type="ZooBank">3E20828EF1D741E9BA120D5F2BD93ED9</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="159319354" LSID="urn:lsid:zoobank.org:act:69B0792B-F233-403A-ADC2-6666B007F093" httpUri="http://treatment.plazi.org/id/CB41A406BBB755DBB21E7493007E7401" lastPageNumber="9" pageId="0" pageNumber="9">
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<subSubSection pageId="0" pageNumber="9" type="nomenclature">
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<paragraph pageId="0" pageNumber="9">
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<taxonomicName LSID="CB41A406BBB755DBB21E7493007E7401" class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon liboense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="liboense">Mediapotamon liboense</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="9">sp. nov.</taxonomicNameLabel>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1</figureCitation>
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,
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">2</figureCitation>
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,
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3</figureCitation>
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,
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A ventral view of the left G 1 B dorsal view of the left G 1 C ventral view of the left G 2 D ventral view of the terminal segment of left G 1 E dorsal view of the terminal segment of left G 1 F mesial view of the terminal segment of left G 1. Scale bars: 1 mm (A-F)." figureDoi="10.3897/zookeys.873.36702.figure4" httpUri="https://binary.pensoft.net/fig/328926" pageId="0" pageNumber="9">4</figureCitation>
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,
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<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Mediapotamon liboense sp. nov. Colour in life, not collected (photograph by Chao Huang)." figureDoi="10.3897/zookeys.873.36702.figure5" httpUri="https://binary.pensoft.net/fig/328927" pageId="0" pageNumber="9">5</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="9" type="type locality">
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<paragraph pageId="0" pageNumber="9">Type locality.</paragraph>
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<paragraph pageId="0" pageNumber="9">
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China, Guizhou Province: Qiannan Bouyei and Miao Autonomous Prefecture, Lino County, Dongtang Town, Yaozhai Village, Banzhai Hill,
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<geoCoordinate degrees="25.2128" direction="north" orientation="latitude" precision="5" value="25.2128">25.2128°N</geoCoordinate>
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,
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<geoCoordinate degrees="108.0041" direction="east" orientation="longitude" precision="5" value="108.0041">108.0041°E</geoCoordinate>
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, under rock in small hill stream.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="9" type="type specimen">
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<paragraph pageId="0" pageNumber="9">Type specimen.</paragraph>
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<paragraph pageId="0" pageNumber="9">
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Holotype male, with gonopods in a separate microvial. Original label: "China, Guizhou Province: Qiannan Bouyei and Miao Autonomous Prefecture, Lino County, Dongtang Town, Yaozhai Village, Banzhai Hill,
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<geoCoordinate degrees="25.2128" direction="north" orientation="latitude" precision="5" value="25.2128">25.2128°N</geoCoordinate>
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,
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<geoCoordinate degrees="108.0041" direction="east" orientation="longitude" precision="5" value="108.0041">108.0041°E</geoCoordinate>
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, 10 Oct. 2010, Xian-min Zhou", "NCU MCP 343001". Paratypes, male, same collection data as for holotype, "NCU MCP 343002"; female, same collection data as for holotype, "NCU MCP 343003".
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="9" type="materials_examined">
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<paragraph pageId="0" pageNumber="9">Material examined.</paragraph>
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<paragraph pageId="0" pageNumber="9">
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<emphasis bold="true" pageId="0" pageNumber="9">Holotype</emphasis>
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. CHINA • ♂, NCU MCP 343001, 24.2
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<normalizedToken originalValue="×">x</normalizedToken>
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19.6 mm, Guizhou Province, Qiannan Bouyei and Miao Autonomous Prefecture, Lino County, Dongtang Town, Yaozhai Village, Banzhai Hill, under rock in small hill stream, catch by hand, 10 Oct 2010, Xian-min Zhou leg.
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</paragraph>
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<paragraph pageId="0" pageNumber="9">
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<emphasis bold="true" pageId="0" pageNumber="9">Paratypes.</emphasis>
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♂, NCU MCP 343002,19.4
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<normalizedToken originalValue="×">x</normalizedToken>
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15.6 mm • ♀, NCU MCP 343003, 23.4
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<normalizedToken originalValue="×">x</normalizedToken>
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19.0 mm, same collection data as for holotype.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="9" type="materials_examined">
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<paragraph pageId="0" pageNumber="9">Other material.</paragraph>
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<paragraph pageId="0" pageNumber="9">
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♂, NCU MCP 343004, 30.9
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<normalizedToken originalValue="×">x</normalizedToken>
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24.7 mm • 4 ♀♀; NCU MCP 343005, 21.5
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<normalizedToken originalValue="×">x</normalizedToken>
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16.8mm; NCU MCP 343006, 19.2
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<normalizedToken originalValue="×">x</normalizedToken>
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14.6 mm; NCU MCP 343007, 25.0
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<normalizedToken originalValue="×">x</normalizedToken>
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20.0 mm; NCU MCP 343008, 20.0
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<normalizedToken originalValue="×">x</normalizedToken>
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15.8 mm; same collection data as for holotype.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="9" type="materials_examined">
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<paragraph pageId="0" pageNumber="9">Comparative material.</paragraph>
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<paragraph pageId="0" pageNumber="9">
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<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon angustipedum" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="angustipedum">
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<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon angustipedum</emphasis>
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</taxonomicName>
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(Dai & Song, 1982): 2 ♂♂; IZCAS CB 00995, 15.3
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<normalizedToken originalValue="×">x</normalizedToken>
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13.1 mm; IZCAS CB 00988, 18.4
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<normalizedToken originalValue="×">x</normalizedToken>
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16.0 mm; Guangxi Zhuang Autonomous Region, Baise City, Jingxi County, Hurun Town, Xinxing Village, 7 Oct 1978.
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<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon leishanense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="leishanense">
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<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon leishanense</emphasis>
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</taxonomicName>
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(Dai, 1995): 1♂, IZCAS CB 05181, 14.8
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<normalizedToken originalValue="×">x</normalizedToken>
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11.5 mm, Guizhou Province, Qiandongnan Miao and Dong Autonomous Prefecture, Leishan County, Leigong Mountain, 23 Apr. 1988; 1♂, SYSBM 001094, 15.5
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<normalizedToken originalValue="×">x</normalizedToken>
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12.4 mm, Guizhou Province, Qiannan Bouyei and Miao Autonomous Prefecture, Lino County, coll. C. Huang, Jul 2013.
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<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="genus">
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<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon</emphasis>
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</taxonomicName>
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sp. nov. (sequence number LC155165 in
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. A Bayesian inference (BI) tree based on 16 S rDNA with the sequences and accession numbers from Shih et al. (2009) with some additional species from Guizhou. The species collected from the type locality and its surroundings are highlighted in grey. The probability values at the nodes represent support values for BI and maximum likelihood (ML). Only values> 50 % are displayed." figureDoi="10.3897/zookeys.873.36702.figure8" httpUri="https://binary.pensoft.net/fig/328930" pageId="0" pageNumber="9">Fig. 8</figureCitation>
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): 1♂, SYSBM 001255, 26.7
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<normalizedToken originalValue="×">x</normalizedToken>
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21.4 mm, 1 ♀, SYSBM 001259, 17.5
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<normalizedToken originalValue="×">x</normalizedToken>
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13.6 mm, Guizhou Province, Qiannan Bouyei and Miao Autonomous Prefecture, Lino County, coll. C. Huang, Jul 2013.
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<taxonomicName class="Malacostraca" family="Potamidae" genus="Daipotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Daipotamon minos" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="minos">
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<emphasis italics="true" pageId="0" pageNumber="9">Daipotamon minos</emphasis>
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</taxonomicName>
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(Ng & Trontelj, 1996): 1♂, NCU MCP 195501, 20.1
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<normalizedToken originalValue="×">x</normalizedToken>
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16.3 mm, 1 ♀, NCU MCP 195502, 18.8
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<normalizedToken originalValue="×">x</normalizedToken>
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15.1 mm, Guizhou Province, Qiannan Bouyei and Miao Autonomous Prefecture, Lino County, Chaoyang Town, Buyong Village, coll. L. J. Yang, 17 Jul 2010.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="9" type="diagnosis">
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<paragraph pageId="0" pageNumber="9">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="9">
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Carapace trapezoidal, regions indistinct, dorsal surface flat, epigastric cristae indistinct, postorbital cristae convex, cervical groove indistinct, H-shaped groove inconspicuous (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A, B</figureCitation>
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,
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
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). External orbital angle triangular, epibranchial tooth sharp, anterolateral margin lined with scattered granules, posterolateral surface smooth (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A, B</figureCitation>
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,
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
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). Third maxilliped exopod with slender flagellum, extending equal to width of merus (
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Fig. 1C</figureCitation>
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). Male pleon narrow triangular, telson with arc-shaped apex in male (
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<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2B</figureCitation>
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). G1 slender, terminal segment bend inwards obviously in sub-proximal portion with constant diameter, G1 terminal segment oblique toward dorsal in mesial view in the demarcation between G1/G2 (
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A ventral view of the left G 1 B dorsal view of the left G 1 C ventral view of the left G 2 D ventral view of the terminal segment of left G 1 E dorsal view of the terminal segment of left G 1 F mesial view of the terminal segment of left G 1. Scale bars: 1 mm (A-F)." figureDoi="10.3897/zookeys.873.36702.figure4" httpUri="https://binary.pensoft.net/fig/328926" pageId="0" pageNumber="9">Figs 4A, F</figureCitation>
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,
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<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Left G 1 s. A Mediapotamon liboense sp. nov. NCU MCP, 24.2 x 19.6 mm B M. angustipedum (Dai & Song, 1982), IZCAS CB 00995, 15.3 x 13.1 mm C M. leishanense Dai, 1995, IZCAS CB 05181,14.8 x 11.5 mm D Daipotamon minos, Ng & Trontelj, 1996, NCU MCP 195501, 20.1 x 16.3 mm." figureDoi="10.3897/zookeys.873.36702.figure7" httpUri="https://binary.pensoft.net/fig/328929" pageId="0" pageNumber="9">7A</figureCitation>
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). Proximal part of G2 sub-ovate (
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<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A ventral view of the left G 1 B dorsal view of the left G 1 C ventral view of the left G 2 D ventral view of the terminal segment of left G 1 E dorsal view of the terminal segment of left G 1 F mesial view of the terminal segment of left G 1. Scale bars: 1 mm (A-F)." figureDoi="10.3897/zookeys.873.36702.figure4" httpUri="https://binary.pensoft.net/fig/328926" pageId="0" pageNumber="9">Fig. 4C</figureCitation>
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). Female vulva large-sized, not reaching suture sternites 5/6, vulval membrane extending outward (
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<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">Fig. 3B</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9" start="Figure 1" startId="F1">
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<paragraph pageId="0" pageNumber="9">
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Figure 1.
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<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon liboense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="liboense">
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<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon liboense</emphasis>
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</taxonomicName>
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sp. nov. Holotype male (24.2
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<normalizedToken originalValue="×">x</normalizedToken>
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19.6 mm) (NCU MCP 343001).
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<emphasis bold="true" pageId="0" pageNumber="9">A</emphasis>
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overall habitus
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<emphasis bold="true" pageId="0" pageNumber="9">B</emphasis>
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dorsal view of carapace
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<emphasis bold="true" pageId="0" pageNumber="9">C</emphasis>
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frontal view of cephalothorax.
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</paragraph>
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</caption>
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<caption doi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9" start="Figure 2" startId="F2">
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<paragraph pageId="0" pageNumber="9">
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Figure 2.
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<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon liboense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="liboense">
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<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon liboense</emphasis>
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</taxonomicName>
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sp. nov. Holotype male (24.2
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<normalizedToken originalValue="×">x</normalizedToken>
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19.6 mm) (NCU MCP 343001).
|
||
<emphasis bold="true" pageId="0" pageNumber="9">A</emphasis>
|
||
outer view of chelipeds
|
||
<emphasis bold="true" pageId="0" pageNumber="9">B</emphasis>
|
||
ventral view of anterior thoracic sternum and pleon
|
||
<emphasis bold="true" pageId="0" pageNumber="9">C</emphasis>
|
||
left third maxilliped
|
||
<emphasis bold="true" pageId="0" pageNumber="9">D</emphasis>
|
||
ventral view of sterno-pleonal cavity with left G1 in situ
|
||
<emphasis bold="true" pageId="0" pageNumber="9">E</emphasis>
|
||
right fourth ambulatory leg, low view.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="9" type="description">
|
||
<paragraph pageId="0" pageNumber="9">Description.</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
<emphasis bold="true" pageId="0" pageNumber="9">Carapace</emphasis>
|
||
: outline trapezoidal, width 1.2-1.3
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
length (n = 8); dorsal surface flat with numerous pits, anterolateral region wrinkled (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A, B</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). Epigastric cristae indistinct; cervical groove shallow, indistinct; H shaped groove between gastric and cardiac regions inconspicuous (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A, B</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). Postorbital cristae slightly convex, not fused with epigastric cristae, separate with epibranchial tooth (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A, B</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). External orbital angle bluntly triangular, separate with anterolateral margin by conspicuous gap (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A, C</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). Epibranchial tooth sharp, distinct; anterolateral margin convex laterally, cristae, lined with approximately 9 or10 scattered granules (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A, B</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). Posterolateral surface smooth, with inconspicuous oblique striae, posterolateral margins converging posteriorly (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A, B</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). Orbits medium-size; supraorbital margin cristate and lateral portion, infraorbital margins lined with scattered inconspicuous granules (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Fig. 1C</figureCitation>
|
||
). Sub-orbital, sub-hepatic and pterygostomial regions covered with low round granules (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Fig. 1C</figureCitation>
|
||
). Epistome posterior margin slightly oblique laterally, with broadly triangular median lobe (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Fig. 1C</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
<emphasis bold="true" pageId="0" pageNumber="9">Third maxilliped</emphasis>
|
||
: exopod reaching proximal 1/3 of merus length, with slender flagellum extending equal to width of merus (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1C</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">2C</figureCitation>
|
||
). Merus subquadrate, 1.3 times as broad as long, generally flat (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1C</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">2C</figureCitation>
|
||
). Ischium trapezoidal, 1.4 times as long as broad, with distinct median sulcus (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2C</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
<emphasis bold="true" pageId="0" pageNumber="9">Chelipeds (pereiopod 1)</emphasis>
|
||
: slightly unequal (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2A</figureCitation>
|
||
). Merus surface smooth; carpus surface with pits and a sharp spine at inner-distal angle (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). Palm of larger chela length 1.4
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
height in males (n = 3), 1.5-1.6
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
in females (n = 5); dactylus 1
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
palm length in males (n = 3), 0.9-1
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
in females (n = 5); dactylus as long as pollex (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">2A</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). Inner margin of fingers with few round blunt teeth, with little gap when fingers closed (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2A</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9" start="Figure 3" startId="F3">
|
||
<paragraph pageId="0" pageNumber="9">
|
||
Figure 3.
|
||
<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon liboense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="liboense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon liboense</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. Paratype female (23.4
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
19.0 mm) (NCU MCP 343003).
|
||
<emphasis bold="true" pageId="0" pageNumber="9">A</emphasis>
|
||
overall habitus
|
||
<emphasis bold="true" pageId="0" pageNumber="9">B</emphasis>
|
||
ventral view of thoracic sternum and vulvae.
|
||
</paragraph>
|
||
</caption>
|
||
<caption doi="10.3897/zookeys.873.36702.figure4" httpUri="https://binary.pensoft.net/fig/328926" pageId="0" pageNumber="9" start="Figure 4" startId="F4">
|
||
<paragraph pageId="0" pageNumber="9">
|
||
Figure 4.
|
||
<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon liboense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="liboense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon liboense</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. Holotype male (24.2
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
19.6 mm) (NCU MCP 343001).
|
||
<emphasis bold="true" pageId="0" pageNumber="9">A</emphasis>
|
||
ventral view of the left G1
|
||
<emphasis bold="true" pageId="0" pageNumber="9">B</emphasis>
|
||
dorsal view of the left G1
|
||
<emphasis bold="true" pageId="0" pageNumber="9">C</emphasis>
|
||
ventral view of the left G2
|
||
<emphasis bold="true" pageId="0" pageNumber="9">D</emphasis>
|
||
ventral view of the terminal segment of left G1
|
||
<emphasis bold="true" pageId="0" pageNumber="9">E</emphasis>
|
||
dorsal view of the terminal segment of left G1
|
||
<emphasis bold="true" pageId="0" pageNumber="9">F</emphasis>
|
||
mesial view of the terminal segment of left G1. Scale bars: 1 mm (
|
||
<emphasis bold="true" pageId="0" pageNumber="9">
|
||
<normalizedToken originalValue="A–F">A-F</normalizedToken>
|
||
</emphasis>
|
||
).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
<emphasis bold="true" pageId="0" pageNumber="9">Ambulatory legs (pereiopods 2-5)</emphasis>
|
||
: slender; pereiopod 3 merus 0.5
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
carapace length in males (n = 3), 0.4
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
carapace length in females (n = 5) (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
). Pereiopods 5 propodus 1.9
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
as long as broad in males (n = 3), 1.9-2.1
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
as long as broad in females (n = 5) (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2E</figureCitation>
|
||
); shorter than dactylus (n = 8) (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A overall habitus B dorsal view of carapace C frontal view of cephalothorax." figureDoi="10.3897/zookeys.873.36702.figure1" httpUri="https://binary.pensoft.net/fig/328923" pageId="0" pageNumber="9">Figs 1A</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">2E</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">3A</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
<emphasis bold="true" pageId="0" pageNumber="9">Male thoracic sternum</emphasis>
|
||
: flat and covered with pits; sternites 2-4 broad, width ca. 2
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
length; sternites 2 very broad triangular with sharp apex; suture between sternites 2/3 transverse, clear; sternites 3/4 fused but with slight oblique demarcation superficially (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2B</figureCitation>
|
||
). Male sterno-pleonal cavity deep and narrow, barely reaching anteriorly to level of mid-length of cheliped coxae base; median longitudinal groove present between sternites 7 and 8 medium in length; male pleonal locking tubercle position at middle of sternite 5 (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2D</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
<emphasis bold="true" pageId="0" pageNumber="9">Male pleon</emphasis>
|
||
: narrow triangular (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2B</figureCitation>
|
||
); somites 4-6 progressively narrowed distally, lateral margins oblique; telson width 1.3
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
length with arc-shaped apex in males (n = 3); somite 6 width 2.4
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
length in males (n = 3) (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2B</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
<emphasis bold="true" pageId="0" pageNumber="9">G1</emphasis>
|
||
: slender (
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A ventral view of the left G 1 B dorsal view of the left G 1 C ventral view of the left G 2 D ventral view of the terminal segment of left G 1 E dorsal view of the terminal segment of left G 1 F mesial view of the terminal segment of left G 1. Scale bars: 1 mm (A-F)." figureDoi="10.3897/zookeys.873.36702.figure4" httpUri="https://binary.pensoft.net/fig/328926" pageId="0" pageNumber="9">Figs 4A</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Left G 1 s. A Mediapotamon liboense sp. nov. NCU MCP, 24.2 x 19.6 mm B M. angustipedum (Dai & Song, 1982), IZCAS CB 00995, 15.3 x 13.1 mm C M. leishanense Dai, 1995, IZCAS CB 05181,14.8 x 11.5 mm D Daipotamon minos, Ng & Trontelj, 1996, NCU MCP 195501, 20.1 x 16.3 mm." figureDoi="10.3897/zookeys.873.36702.figure7" httpUri="https://binary.pensoft.net/fig/328929" pageId="0" pageNumber="9">7A</figureCitation>
|
||
); terminal segment bend inwards obviously in the sub-proximal portion with constant diameter, distal end reaching but not beyond pleonal locking tubercle
|
||
<emphasis italics="true" pageId="0" pageNumber="9">in situ</emphasis>
|
||
(
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A outer view of chelipeds B ventral view of anterior thoracic sternum and pleon C left third maxilliped D ventral view of sterno-pleonal cavity with left G 1 in situ E right fourth ambulatory leg, low view." figureDoi="10.3897/zookeys.873.36702.figure2" httpUri="https://binary.pensoft.net/fig/328924" pageId="0" pageNumber="9">Fig. 2D</figureCitation>
|
||
); subterminal segment length 2.9
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
length of terminal segment (
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A ventral view of the left G 1 B dorsal view of the left G 1 C ventral view of the left G 2 D ventral view of the terminal segment of left G 1 E dorsal view of the terminal segment of left G 1 F mesial view of the terminal segment of left G 1. Scale bars: 1 mm (A-F)." figureDoi="10.3897/zookeys.873.36702.figure4" httpUri="https://binary.pensoft.net/fig/328926" pageId="0" pageNumber="9">Figs 4A</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Left G 1 s. A Mediapotamon liboense sp. nov. NCU MCP, 24.2 x 19.6 mm B M. angustipedum (Dai & Song, 1982), IZCAS CB 00995, 15.3 x 13.1 mm C M. leishanense Dai, 1995, IZCAS CB 05181,14.8 x 11.5 mm D Daipotamon minos, Ng & Trontelj, 1996, NCU MCP 195501, 20.1 x 16.3 mm." figureDoi="10.3897/zookeys.873.36702.figure7" httpUri="https://binary.pensoft.net/fig/328929" pageId="0" pageNumber="9">7A</figureCitation>
|
||
). The mesial view of G1 terminal segment not straight but oblique toward dorsal in the demarcation between G1/G2 (
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A ventral view of the left G 1 B dorsal view of the left G 1 C ventral view of the left G 2 D ventral view of the terminal segment of left G 1 E dorsal view of the terminal segment of left G 1 F mesial view of the terminal segment of left G 1. Scale bars: 1 mm (A-F)." figureDoi="10.3897/zookeys.873.36702.figure4" httpUri="https://binary.pensoft.net/fig/328926" pageId="0" pageNumber="9">Fig. 4F</figureCitation>
|
||
). Basal segment of G2 sub-ovate, subterminal segment length 1.8
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
length of distal segment, the distal segment is slender and sharp (
|
||
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Mediapotamon liboense sp. nov. Holotype male (24.2 x 19.6 mm) (NCU MCP 343001). A ventral view of the left G 1 B dorsal view of the left G 1 C ventral view of the left G 2 D ventral view of the terminal segment of left G 1 E dorsal view of the terminal segment of left G 1 F mesial view of the terminal segment of left G 1. Scale bars: 1 mm (A-F)." figureDoi="10.3897/zookeys.873.36702.figure4" httpUri="https://binary.pensoft.net/fig/328926" pageId="0" pageNumber="9">Fig. 4C</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
<emphasis bold="true" pageId="0" pageNumber="9">Female vulva</emphasis>
|
||
: large, not reaching sternites 5/6 in situ, with the opening outward and the outer membrane extending outward (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">Fig. 3B</figureCitation>
|
||
). Reaching approximate three-fifths width of sternite 6 and the position generally distantly each other (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Mediapotamon liboense sp. nov. Paratype female (23.4 x 19.0 mm) (NCU MCP 343003). A overall habitus B ventral view of thoracic sternum and vulvae." figureDoi="10.3897/zookeys.873.36702.figure3" httpUri="https://binary.pensoft.net/fig/328925" pageId="0" pageNumber="9">Fig. 3B</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="9" type="etymology">
|
||
<paragraph pageId="0" pageNumber="9">Etymology.</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">The species is named after the type locality, Libo County, Qiannan Bouyei and Miao Autonomous Prefecture, Guizhou Province.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="9" type="colour in life">
|
||
<paragraph pageId="0" pageNumber="9">Colour in life.</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
The overall colour is brownish black, which is similar to the colour of the surrounding environment (
|
||
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Mediapotamon liboense sp. nov. Colour in life, not collected (photograph by Chao Huang)." figureDoi="10.3897/zookeys.873.36702.figure5" httpUri="https://binary.pensoft.net/fig/328927" pageId="0" pageNumber="9">Fig. 5</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.873.36702.figure5" httpUri="https://binary.pensoft.net/fig/328927" pageId="0" pageNumber="9" start="Figure 5" startId="F5">
|
||
<paragraph pageId="0" pageNumber="9">
|
||
Figure 5.
|
||
<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon liboense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="liboense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon liboense</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. Colour in life, not collected (photograph by Chao Huang).
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="9" type="distribution">
|
||
<paragraph pageId="0" pageNumber="9">Distribution.</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">The new species is presently known only from the type locality: Libo County, Qiannan Bouyei and Miao Autonomous Prefecture, Guizhou Province.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="9" type="ecology">
|
||
<paragraph pageId="0" pageNumber="9">Ecology.</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
This species lives in karst mountain locations surrounded by low crests and covered with diverse vegetation (
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Karst terrain of Libo County (photographs by Chao Huang)." figureDoi="10.3897/zookeys.873.36702.figure6" httpUri="https://binary.pensoft.net/fig/328928" pageId="0" pageNumber="9">Figs 6A, B</figureCitation>
|
||
). The species lives along the stream flowing down the mountain and remains hidden under rocks during the day.
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.873.36702.figure6" httpUri="https://binary.pensoft.net/fig/328928" pageId="0" pageNumber="9" start="Figure 6" startId="F6">
|
||
<paragraph pageId="0" pageNumber="9">Figure 6. Karst terrain of Libo County (photographs by Chao Huang).</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="9" type="remarks">
|
||
<paragraph pageId="0" pageNumber="9">Remarks.</paragraph>
|
||
<paragraph pageId="0" pageNumber="9">
|
||
The new species fits the characteristics of
|
||
<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="genus">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon</emphasis>
|
||
</taxonomicName>
|
||
<normalizedToken originalValue="Türkay">Tuerkay</normalizedToken>
|
||
& Dai, 1997, viz., carapace intermediate or small in size (15-20 mm), surface smooth without a conspicuous bulge or depression, anterolateral margin lined with granules, male telson triangular, and G1 slender without any projection and reaching the pleonal locking tubercle
|
||
<emphasis italics="true" pageId="0" pageNumber="9">in situ</emphasis>
|
||
(
|
||
<bibRefCitation author="Tuerkay, M" journalOrPublisher="Raffles Bulletin of Zoology" pageId="0" pageNumber="9" pagination="189 - 207" refId="B18" refString="Tuerkay, M, Dai, AY, 1997. Review of the Chinese freshwater crabs previously placed in the genus Malayopotamon Bott, 1968 (Crustacea: Decapoda: Brachyura: Potamidae). . Raffles Bulletin of Zoology 45: 189 - 207" title="Review of the Chinese freshwater crabs previously placed in the genus Malayopotamon Bott, 1968 (Crustacea: Decapoda: Brachyura: Potamidae)." volume="45" year="1997">
|
||
<normalizedToken originalValue="Türkay">Tuerkay</normalizedToken>
|
||
and Dai 1997
|
||
</bibRefCitation>
|
||
).
|
||
<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon liboense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="liboense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon liboense</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. is similar to
|
||
<taxonomicName lsidName="M. angustipedum" pageId="0" pageNumber="9" rank="species" species="angustipedum">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">M. angustipedum</emphasis>
|
||
</taxonomicName>
|
||
(Dai & Song, 1982),
|
||
<taxonomicName lsidName="M. leishanense" pageId="0" pageNumber="9" rank="species" species="leishanense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">M. leishanense</emphasis>
|
||
</taxonomicName>
|
||
Dai, 1995, and
|
||
<taxonomicName class="Malacostraca" family="Potamidae" genus="Daipotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Daipotamon minos" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="minos">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">Daipotamon minos</emphasis>
|
||
</taxonomicName>
|
||
, Ng & Trontelj, 1996, but the new species can be differentiated from its congeners by some distinct characters: epibranchial tooth sharp and distinct, anterolateral margin lined with a few scattered granules [versus sharp and distinct in
|
||
<taxonomicName lsidName="M. angustipedum" pageId="0" pageNumber="9" rank="species" species="angustipedum">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">M. angustipedum</emphasis>
|
||
</taxonomicName>
|
||
but blunt and indistinct in
|
||
<taxonomicName lsidName="M. leishanense" pageId="0" pageNumber="9" rank="species" species="leishanense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">M. leishanense</emphasis>
|
||
</taxonomicName>
|
||
, both lined with numerous inseparable granules (cf. Table 2)]; shape of the male telson narrow triangular [versus broad triangular in congeners (cf. Table 2,
|
||
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Left G 1 s. A Mediapotamon liboense sp. nov. NCU MCP, 24.2 x 19.6 mm B M. angustipedum (Dai & Song, 1982), IZCAS CB 00995, 15.3 x 13.1 mm C M. leishanense Dai, 1995, IZCAS CB 05181,14.8 x 11.5 mm D Daipotamon minos, Ng & Trontelj, 1996, NCU MCP 195501, 20.1 x 16.3 mm." figureDoi="10.3897/zookeys.873.36702.figure7" httpUri="https://binary.pensoft.net/fig/328929" pageId="0" pageNumber="9">Fig. 7</figureCitation>
|
||
)]; and shape of G1 slender, terminal segment distinctly bent with a constant diameter [versus very slender, terminal segment straight and thinner gradually in
|
||
<taxonomicName lsidName="M. angustipedum" pageId="0" pageNumber="9" rank="species" species="angustipedum">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">M. angustipedum</emphasis>
|
||
</taxonomicName>
|
||
and very slender, terminal segment bent obviously and thinner gradually in
|
||
<taxonomicName lsidName="M. leishanense" pageId="0" pageNumber="9" rank="species" species="leishanense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">M. leishanense</emphasis>
|
||
</taxonomicName>
|
||
(cf. Table 2,
|
||
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Left G 1 s. A Mediapotamon liboense sp. nov. NCU MCP, 24.2 x 19.6 mm B M. angustipedum (Dai & Song, 1982), IZCAS CB 00995, 15.3 x 13.1 mm C M. leishanense Dai, 1995, IZCAS CB 05181,14.8 x 11.5 mm D Daipotamon minos, Ng & Trontelj, 1996, NCU MCP 195501, 20.1 x 16.3 mm." figureDoi="10.3897/zookeys.873.36702.figure7" httpUri="https://binary.pensoft.net/fig/328929" pageId="0" pageNumber="9">Fig. 7</figureCitation>
|
||
)]. Its differences compared to
|
||
<taxonomicName lsidName="D. minos" pageId="0" pageNumber="9" rank="species" species="minos">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">D. minos</emphasis>
|
||
</taxonomicName>
|
||
can be found in Table 2 and
|
||
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. Left G 1 s. A Mediapotamon liboense sp. nov. NCU MCP, 24.2 x 19.6 mm B M. angustipedum (Dai & Song, 1982), IZCAS CB 00995, 15.3 x 13.1 mm C M. leishanense Dai, 1995, IZCAS CB 05181,14.8 x 11.5 mm D Daipotamon minos, Ng & Trontelj, 1996, NCU MCP 195501, 20.1 x 16.3 mm." figureDoi="10.3897/zookeys.873.36702.figure7" httpUri="https://binary.pensoft.net/fig/328929" pageId="0" pageNumber="9">Figure 7</figureCitation>
|
||
.
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.873.36702.figure7" httpUri="https://binary.pensoft.net/fig/328929" pageId="0" pageNumber="9" start="Figure 7" startId="F7">
|
||
<paragraph pageId="0" pageNumber="9">
|
||
Figure 7. Left G1s.
|
||
<emphasis bold="true" pageId="0" pageNumber="9">A</emphasis>
|
||
<taxonomicName class="Malacostraca" family="Potamidae" genus="Mediapotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mediapotamon liboense" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="liboense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">Mediapotamon liboense</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. NCU MCP, 24.2
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
19.6 mm
|
||
<emphasis bold="true" pageId="0" pageNumber="9">B</emphasis>
|
||
<taxonomicName lsidName="M. angustipedum" pageId="0" pageNumber="9" rank="species" species="angustipedum">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">M. angustipedum</emphasis>
|
||
</taxonomicName>
|
||
(Dai & Song, 1982), IZCAS CB 00995, 15.3
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
13.1 mm
|
||
<emphasis bold="true" pageId="0" pageNumber="9">C</emphasis>
|
||
<taxonomicName lsidName="M. leishanense" pageId="0" pageNumber="9" rank="species" species="leishanense">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">M. leishanense</emphasis>
|
||
</taxonomicName>
|
||
Dai, 1995, IZCAS CB 05181,14.8
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
11.5 mm
|
||
<emphasis bold="true" pageId="0" pageNumber="9">D</emphasis>
|
||
<taxonomicName class="Malacostraca" family="Potamidae" genus="Daipotamon" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Daipotamon minos" order="Decapoda" pageId="0" pageNumber="9" phylum="Arthropoda" rank="species" species="minos">
|
||
<emphasis italics="true" pageId="0" pageNumber="9">Daipotamon minos</emphasis>
|
||
</taxonomicName>
|
||
, Ng & Trontelj, 1996, NCU MCP 195501, 20.1
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
16.3 mm.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |