207 lines
17 KiB
XML
207 lines
17 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.166.2313" ID-GBIF-Dataset="9771bfcf-4c41-4034-9b13-12b5db29d5c8" ID-PMC="PMC3272635" ID-Pensoft-Pub="1313-2970-166-1" ID-PubMed="22328858" ModsDocAuthor="" ModsDocDate="2012" ModsDocID="1313-2970-166-1" ModsDocOrigin="ZooKeys 166" ModsDocTitle="Commensal Leucothoidae (Crustacea, Amphipoda) of the Ryukyu Archipelago, Japan. Part II: sponge-dwellers" checkinTime="1451249369520" checkinUser="pensoft" docAuthor="White, Kristine N. & Reimer, James Davis" docDate="2012" docId="D4E8DC7C2852DF9839DE6D0BAC6A6110" docLanguage="en" docName="ZooKeys 166: 1-58" docOrigin="ZooKeys 166" docSource="http://dx.doi.org/10.3897/zookeys.166.2313" docTitle="Leucothoe bise White & Reimer, 2012, sp. n." docType="treatment" docVersion="4" lastPageNumber="8" masterDocId="D95AFFA0FFAB5A6B44536464373AFFAC" masterDocTitle="Commensal Leucothoidae (Crustacea, Amphipoda) of the Ryukyu Archipelago, Japan. Part II: sponge-dwellers" masterLastPageNumber="58" masterPageNumber="1" pageNumber="5" updateTime="1668153192096" 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>Commensal Leucothoidae (Crustacea, Amphipoda) of the Ryukyu Archipelago, Japan. Part II: sponge-dwellers</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>White, Kristine N.</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>Reimer, James Davis</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>2012</mods:date>
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<mods:detail type="volume">
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<mods:number>166</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>58</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.166.2313</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.166.2313</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-166-1</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152033121" LSID="urn:lsid:zoobank.org:act:316E130F-9811-4DAE-9666-4625146E5339" httpUri="http://treatment.plazi.org/id/D4E8DC7C2852DF9839DE6D0BAC6A6110" lastPageId="7" lastPageNumber="8" pageId="4" pageNumber="5">
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<subSubSection pageId="4" pageNumber="5" type="nomenclature">
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<paragraph pageId="4" pageNumber="5">
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<taxonomicName LSID="urn:lsid:zoobank.org:act:316E130F-9811-4DAE-9666-4625146E5339" class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe bise" order="Amphipoda" pageId="4" pageNumber="5" phylum="Arthropoda" rank="species" species="bise">Leucothoe bise</taxonomicName>
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<taxonomicNameLabel pageId="4" pageNumber="5">sp. n.</taxonomicNameLabel>
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Figures 34
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="type material">
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<paragraph pageId="4" pageNumber="5">Type material.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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Holotype male, 2.1 mm RUMF-ZC-1738, Bise,
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<normalizedToken originalValue="Okinawa–jima">Okinawa-jima</normalizedToken>
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Island, Okinawa, reef wall (
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="26.712778">26°42'46"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="127.87889">127°52'44"E</geoCoordinate>
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), among coral rubble, 7-15 m, K.N. White and N.S. White, col., 9 February 2011 (KNWOkinawa30D). Paratype female, 3.6 mm RUMF-ZC-1739, same station data as holotype. Paratype male, 3.3 mm RUMF-ZC-1846, Yona, Kunigami,
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<normalizedToken originalValue="Okinawa–jima">Okinawa-jima</normalizedToken>
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Island, Okinawa, reef wall (
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="26.765556">26°45'56"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="128.7775">128°46'39"E</geoCoordinate>
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), among coral rubble, 9 m, K.N. White and N.S. White, col., 23 October 2010 (KNWOkinawa15E).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="4" pageNumber="5" type="type locality">
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<paragraph pageId="4" pageNumber="5">Type locality.</paragraph>
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<paragraph pageId="4" pageNumber="5">
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Bise,
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<normalizedToken originalValue="Okinawa–jima">Okinawa-jima</normalizedToken>
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Island, Okinawa, Japan (
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="26.712778">26°42'46"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="127.87889">127°52'44"E</geoCoordinate>
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).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5" type="additional material examined">
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<paragraph pageId="4" pageNumber="5">Additional material examined.</paragraph>
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<paragraph lastPageId="5" lastPageNumber="6" pageId="4" pageNumber="5">
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1 specimen, NSMT-Cr 21875, KNWOkinawa23F; 1 specimen, NSMT-Cr 21876, KNWOkinawa27E; 1 specimen, RUMF-ZC-1740, KNWOkinawa29B; 1 specimen, RUMF-ZC-1741, KNWOkinawa29M;
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<pageBreakToken pageId="5" pageNumber="6" start="start">6</pageBreakToken>
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specimens, RUMF-ZC-1742, KNWOkinawa30D; 1 specimen, NSMT-Cr 21877, KNWOkinawa31G; 5 specimens, NSMT-Cr 21878, KNWOkinawa39I; 6 specimens, NSMT-Cr 21879, KNWOkinawa43C; 1 specimen, NSMT-Cr 21880, KNWOkinawa50C; 1 specimen, RUMF-ZC-1743, KNWOkinawa55A; 5 specimens, RUMF-ZC-1795, KNWYaku3G; 1 specimen, RUMF-ZC-1847, KNWOkinawa15E; 1 specimen, RUMF-ZC-1848, KNWOkinawa15E; 4 specimens, NSMT-Cr 21991, KNWOkinawa15E; 1 specimen, RUMF-ZC-1849, KNWOkinawa21C; 2 specimens, NSMT-Cr 21992, KNWOkinawa13E.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="5" pageNumber="6" type="diagnosis (male)">
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<paragraph pageId="5" pageNumber="6">Diagnosis (male).</paragraph>
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<paragraph pageId="5" pageNumber="6">Head anterodistal margin quadrate with cusp. Antenna 1 with many setulate-serrate setae. Maxilla 1 palp 1-articulate, margins constricted. Gnathopod 1 basis proximally widened; propodus palm serrate, saw-like. Gnathopod 2 carpus distally rounded; propodus with 2 mediofacial setal rows, primary mediofacial setal row very short. Pereopods 5-7 bases very narrowly expanded. Female gnathopod 1 basis posterior margin with 7 setae; gnathopod 2 carpus distally truncate.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="7" lastPageNumber="8" pageId="5" pageNumber="6" type="description">
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<paragraph pageId="5" pageNumber="6">Description (male).</paragraph>
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<paragraph pageId="5" pageNumber="6">
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Head. Anterior margin truncate, anterodistal margin quadrate with cusp; ventral cephalic keel anterior margin transverse, anteroventral margin quadrate, ventral margin straight; eyes with more than 10 ommatidia, round. Antenna 1 0.3
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<normalizedToken originalValue="×">x</normalizedToken>
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body length, with setulate-serrate setae, flagellum 4-articulate, peduncle article 1 width less than 2
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<normalizedToken originalValue="×">x</normalizedToken>
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article 2, accessory flagellum absent. Antenna 2 0.3
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<normalizedToken originalValue="×">x</normalizedToken>
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body length, subequal in length with antenna 1, flagellum 3-articulate. Mandibular palp ratio of articles 1-3 1.0: 3.0: 1.8, article 2 with 5 medium distal setae, article 3 with 2 distal setae, incisors strongly dentate; left mandible lacinia mobilis with 12 raker spines, large, strongly toothed; right mandible with 10 raker spines, lacinia mobilis small, strongly dentate. Upper lip asymmetrically lobate, anterior margin setose. Lower lip inner lobes fused, bare; outer lobes with moderate gape, anterior margins setose. Maxilla 1 palp 1-articulate, margins constricted and with 4 distal setae; outer plate with 5 distal robust setae and 4 distal setae. Maxilla 2 inner plate with 5 robust distal setae; outer plate with 3 robust distal setae and 11 slender distal marginal setae. Maxilliped inner plates distal margin with a v-shaped indentation, with short robust setae; outer plate inner margin smooth, reaching 0.2
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<normalizedToken originalValue="×">x</normalizedToken>
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palp article 1, with simple marginal setae, facial setae absent; palp 4-articulate, article 4 subequal in length with article 3, distally acute.
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</paragraph>
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<paragraph lastPageId="7" lastPageNumber="8" pageId="5" pageNumber="6">
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Pereon. Coxae 1-4 relative widths 1.0: 1.0: 0.9: 1.1. Gnathopod 1 coxa smooth, with tiny marginal setae, anterodistal margin produced, subtriangular, distal margin straight, posterior margin excavate, facial setae absent; basis proximally widened, anterior margin bare, posterior margin with 2 setae; ischium bare; carpus linear, distal length 18.8
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<normalizedToken originalValue="×">x</normalizedToken>
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width, proximal margin smooth, distal margin bare; propodus straight, palm serrate, saw-like, with 3 robust and 5 short proximal setae; dactylus smooth, reaching 0.4
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length. Gnathopod 2 coxa broader than long, subequal in size to coxa 3, smooth, with tiny marginal setae, anterior margin straight, anterodistally acute, distal and posterior margins straight, facial setae absent; basis linear, anterior margin with 3 setae, posterior margin bare; ischium bare; carpus 0.3
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length, curved, distally rounded, anterior margin smooth; propodus
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<pageBreakToken pageId="6" pageNumber="7" start="start">with</pageBreakToken>
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2 mediofacial setal rows, primary mediofacial setal row above midline, reaching 0.4
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length, secondary mediofacial setal row with 1 seta, with 1 row of submarginal setae, posterior margin smooth, palm convex, dentate; dactylus curved,
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<pageBreakToken pageId="7" pageNumber="8" start="start">proximal</pageBreakToken>
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margin smooth, with 2 setae, anterior margin distally subacute, reaching 0.6
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length. Pereopod 3 coxa length 0.9
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<normalizedToken originalValue="×">x</normalizedToken>
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width, anterodistal corner overriding distal face of coxa 2 and extending below it, smooth, with tiny marginal setae, anterior margin evenly rounded, distal margin slightly convex, posterior margin straight, facial setae absent. Pereopod 4 coxa smooth, with tiny marginal setae, anterior margin tapered, distal margin straight, posterior margin tapered, facial setae absent. Pereopods 5-7 coxae facial setae absent; bases width length ratios 1: 1.9, 1: 1.7, 1: 1.8, posterior margins smooth, setose.
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</paragraph>
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<paragraph pageId="7" pageNumber="8">
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Pleon. Epimera 1 and 3 bare, epimeron 2 with ventral setae; epimeron 3 posteroventral corner subquadrate, produced. Uropods 1-2 relative lengths 1.0: 0.9; inner and outer rami lined with short marginal setae. Uropod 1 peduncle 0.9
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length, outer ramus subequal in length with inner ramus length; inner ramus with 2 robust setae, outer ramus with 1 robust seta. Uropod 2 peduncle 0.7
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length, outer ramus 0.9
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length; inner ramus with 1 robust seta, outer ramus with 2 robust setae. Uropod 3 missing. Telson 2.1
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than wide, with plumose facial setae, apex weakly tridentate.
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</paragraph>
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<paragraph pageId="7" pageNumber="8">Female (sexually dimorphic characters).</paragraph>
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<paragraph pageId="7" pageNumber="8">
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Gnathopod 1 basis anterior margin with 1 seta, posterior margin with 7 setae; ischium with 2 posterior setae; carpus distal margin with 3 setae. Gnathopod 2 basis anterior margin with 10 medium setae, posteromedial margin with 1 seta; carpus distally truncate, reaching 0.5
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length; propodus secondary mediofacial setal row with 4 setae, palm with more prominent tubercles.
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</paragraph>
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<caption pageId="7" pageNumber="8">
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<paragraph pageId="7" pageNumber="8">Figure 3. Leucothoe bise sp. n., holotype male, 2.1 mm, RUMF-ZC-1738; paratype female, 3.6 mm, RUMF-ZC-1739; paratype male, 3.3 mm RUMF-ZC-1846.</paragraph>
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</caption>
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<caption pageId="7" pageNumber="8">
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<paragraph pageId="7" pageNumber="8">
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Figure 4.
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe bise" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="bise">Leucothoe bise</taxonomicName>
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sp. n., paratype female, 3.6 mm, RUMF-ZC-1739.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="etymology">
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<paragraph pageId="7" pageNumber="8">Etymology.</paragraph>
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<paragraph pageId="7" pageNumber="8">
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After the Japanese place name,
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<normalizedToken originalValue="‘Bise’">'Bise'</normalizedToken>
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, and referring to the type locality. (Pronounced bee-say.)
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="ecology">
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<paragraph pageId="7" pageNumber="8">Ecology.</paragraph>
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<paragraph pageId="7" pageNumber="8">
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In canals of sponges,
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<taxonomicName class="Demospongiae" family="Tedaniidae" genus="Tedania" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tedania" order="Poecilosclerida" pageId="7" pageNumber="8" phylum="Porifera" rank="genus">Tedania</taxonomicName>
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of
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<bibRefCitation pageId="7" pageNumber="8">Gray 1867</bibRefCitation>
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(Figure 25E); and among coral rubble.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="relationships">
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<paragraph pageId="7" pageNumber="8">Relationships.</paragraph>
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<paragraph pageId="7" pageNumber="8">
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe bise" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="bise">Leucothoe bise</taxonomicName>
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sp. n. is similar to
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe hortapugai" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="hortapugai">Leucothoe hortapugai</taxonomicName>
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Winfield et al., 2009 and
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe kensleyi" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="kensleyi">Leucothoe kensleyi</taxonomicName>
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Thomas & Klebba, 2006 in having a quadrate anterior head margin, anterodistal head margin quadrate with cusp, narrow pereopod 5-7 bases, and gnathopod 1 dactylus reaching less than 0.2
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus. It differs from these species in having a quadrate keel without a projection, maxilla 1 palp 1-articulate, margins constricted, bare gnathopod 1 basis anterior margin, gnathopod 2 carpus distally rounded and reaching less than 0.4
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length, and a produced posteroventral margin on epimeron 3.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="remarks">
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<paragraph pageId="7" pageNumber="8">Remarks.</paragraph>
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<paragraph pageId="7" pageNumber="8">
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Some sexually dimorphic characters may be due to the larger size of the female. Some specimens have larger serrations on the saw-like gnathopod 1 propodus palm, suggesting morphological variation in this character, perhaps depending on size.
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe bise" order="Amphipoda" pageId="7" pageNumber="8" phylum="Arthropoda" rank="species" species="bise">Leucothoe bise</taxonomicName>
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sp. n. is translucent orange in color (Figure 24B). This species has been collected on
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<normalizedToken originalValue="Iriomote–jima">Iriomote-jima</normalizedToken>
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and throughout the western coast of
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<normalizedToken originalValue="Okinawa–jima">Okinawa-jima</normalizedToken>
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Island, Okinawa.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="7" pageNumber="8" type="distribution">
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<paragraph pageId="7" pageNumber="8">Distribution.</paragraph>
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<paragraph pageId="7" pageNumber="8">
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East China Sea:
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<normalizedToken originalValue="Okinawa–jima">Okinawa-jima</normalizedToken>
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Island,
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<normalizedToken originalValue="Iriomote–jima">Iriomote-jima</normalizedToken>
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Island (both Okinawa), Japan.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |