202 lines
18 KiB
XML
202 lines
18 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.173.2498" ID-GBIF-Dataset="5b93df74-43b1-40e4-aeba-3aa975e2af67" ID-PMC="PMC3307359" ID-Pensoft-Pub="1313-2970-173-11" ID-PubMed="22448118" ModsDocAuthor="" ModsDocDate="2012" ModsDocID="1313-2970-173-11" ModsDocOrigin="ZooKeys 173" ModsDocTitle="Commensal Leucothoidae (Crustacea, Amphipoda) of the Ryukyu Archipelago, Japan. Part III: coral rubble-dwellers" checkinTime="1451249315473" checkinUser="pensoft" docAuthor="White, Kristine N. & Reimer, James Davis" docDate="2012" docId="3820E97699EE5209FE0AC2FFA3935D2B" docLanguage="en" docName="ZooKeys 173: 11-50" docOrigin="ZooKeys 173" docSource="http://dx.doi.org/10.3897/zookeys.173.2498" docTitle="Paranamixis Schellenberg 1938" docType="treatment" docVersion="3" lastPageNumber="38" masterDocId="4439C6096222FFF01756FF84FFB8C564" masterDocTitle="Commensal Leucothoidae (Crustacea, Amphipoda) of the Ryukyu Archipelago, Japan. Part III: coral rubble-dwellers" masterLastPageNumber="50" masterPageNumber="11" pageNumber="34" updateTime="1668153282892" 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 III: coral rubble-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>173</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>11</mods:start>
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<mods:end>50</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.173.2498</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.173.2498</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-173-11</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152033437" LSID="urn:lsid:plazi:treatment:3820E97699EE5209FE0AC2FFA3935D2B" httpUri="http://treatment.plazi.org/id/3820E97699EE5209FE0AC2FFA3935D2B" lastPageId="27" lastPageNumber="38" pageId="23" pageNumber="34">
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<subSubSection pageId="23" pageNumber="34" type="nomenclature">
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<paragraph pageId="23" pageNumber="34">
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<taxonomicName LSID="http://species-id.net/wiki/Paranamixis" authority="Schellenberg, 1938" authorityName="Schellenberg" authorityYear="1938" class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis" order="Amphipoda" pageId="23" pageNumber="34" phylum="Arthropoda" rank="genus">Paranamixis Schellenberg, 1938</taxonomicName>
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Figures 13, 14
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</paragraph>
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</subSubSection>
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<subSubSection pageId="23" pageNumber="34" type="reference_group">
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<paragraph pageId="23" pageNumber="34">
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis misakiensis" order="Amphipoda" pageId="23" pageNumber="34" phylum="Arthropoda" rank="species" species="misakiensis">Paranamixis misakiensis</taxonomicName>
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Thomas, 1997: 89-91, fig. 26.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="23" pageNumber="34" type="material examined">
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<paragraph pageId="23" pageNumber="34">Material examined.</paragraph>
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<paragraph pageId="23" pageNumber="34">
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Anamorph male, 3.5 mm RUMF-ZC-1875, Haruta, Yakushima Island, Kagoshima, reef wall (
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<geoCoordinate direction="north" orientation="latitude" precision="15" value="30.303333">30°18'12"N</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="130.65778">130°39'28"E</geoCoordinate>
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), among coral rubble, 10 m, K.N. White and N.S. White, col., 27 May 2011 (KNWYaku4C).
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="26" lastPageNumber="37" pageId="24" pageNumber="35" type="diagnosis (anamorph male)">
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<paragraph pageId="24" pageNumber="35">
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<pageBreakToken pageId="24" pageNumber="35" start="start">Diagnosis</pageBreakToken>
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(Anamorph male).
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</paragraph>
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<paragraph lastPageId="26" lastPageNumber="37" pageId="24" pageNumber="35">
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Head anterior margin oblique, anterodistal margin oblique with notch; ventral cephalic keel anterior margin oblique with projection and excavation. Antenna 2 longer than antenna 1. Maxilliped inner plates fused
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<pageBreakToken pageId="25" pageNumber="36" start="start">with</pageBreakToken>
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apical notch. Gnathopod 1 coxa anterodistal margin subtriangular, bi-cuspidate. Gnathopod 2 coxa broader than long, greatly enlarged, distal margin with anterior and posterior cusps; basis anterior margin with distal serrate ridge; carpus distally
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<pageBreakToken pageId="26" pageNumber="37" start="start">tapered</pageBreakToken>
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, anterior margin dentate; dactylus proximal margin dentate with 2 plumose setae. Telson apex rounded.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="26" pageNumber="37" type="description">
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<paragraph pageId="26" pageNumber="37">Description (Anamorph male).</paragraph>
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<paragraph pageId="26" pageNumber="37">
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Head. Anterior margin oblique, anterodistal margin oblique with notch, distal margin rounded; ventral cephalic keel anterior margin oblique with projection and excavation, anteroventral margin quadrate, produced, ventral margin oblique; eyes present with more than 10 ommatidia, round. Antenna 1 0.3
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<normalizedToken originalValue="×">x</normalizedToken>
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body length, flagellum 7-articulate, peduncle article 1 width less than 2
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<normalizedToken originalValue="×">x</normalizedToken>
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article 2, accessory flagellum 1-articulate. Antenna 2 0.4
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<normalizedToken originalValue="×">x</normalizedToken>
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body length, longer than antenna 1, flagellum 3-articulate. Mouthparts reduced. Maxilliped inner plates fused with apical notch; outer plate inner margin smooth, reaching 0.1
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<normalizedToken originalValue="×">x</normalizedToken>
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palp article 1, bare; palp 4-articulate, article 4 elongate, distally acute.
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</paragraph>
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<paragraph pageId="26" pageNumber="37">
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Pereon. Coxae 1-4 relative widths 1.0: 2.9: 1.7: 2.0. Gnathopod 1 absent, coxa smooth, with tiny marginal setae, anterodistal margin produced, subtriangular, bi-cuspidate, distal margin oblique, posterior margin straight, facial setae absent. Gnathopod 2 coxa broader than long, greatly enlarged, smooth, bare, anterior margin rounded, anterodistally rounded, distal margin rounded with anterior and posterior cusps, posterior margin rounded, facial setae absent; basis distally expanded, anterior margin with distal serrate ridge and 7 short setae, posterior margin with 1 posterodistal seta; ischium bare; carpus 0.8
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length, curved, distally tapered, anterior margin dentate; propodus with 1 mediofacial setal row above midline, reaching 0.5
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length, with 1 row of submarginal setae, posterior margin serrate, palm convex with 3 major and many small tubercles; dactylus curved, proximal margin dentate with 2 plumose setae, anterior margin distally obtuse, reaching 0.3
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<normalizedToken originalValue="×">x</normalizedToken>
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propodus length. Pereopod 3 coxa length 1.4
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<normalizedToken originalValue="×">x</normalizedToken>
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width, anterodistal corner overriding distal face of coxa 2, not extending below it, smooth, bare, anterior margin straight, distal margin straight with mid-distal cusp, posterior margin straight, facial setae absent. Pereopod 4 coxa smooth, bare, anterior margin straight, distal margin rounded with anterior and mid-distal cusps, posterior margin excavate, facial setae absent. Pereopods 5-7 coxae facial setae absent; bases width length ratios 1: 1.3, 1: 1.3, 1: 1.4, posterior margins smooth, setose.
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</paragraph>
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<paragraph pageId="26" pageNumber="37">
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Pleon. Epimera 1-3 bare; epimeron 3 posteroventral corner quadrate. Uropods 1-3 relative lengths 1.0: 0.8: 0.9. Uropod 1 peduncle 0.9
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length, outer ramus 0.5
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length; inner ramus with 4 robust setae, outer ramus with 2 robust setae. Uropod 2 peduncle 0.8
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length, outer ramus 0.6
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length; inner and outer rami each with 3 robust setae. Uropod 3 peduncle 1.3
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length, outer ramus 0.7
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<normalizedToken originalValue="×">x</normalizedToken>
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inner ramus length; inner ramus bare, outer ramus with one robust seta. Telson 1.1
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than wide, apex rounded.
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</paragraph>
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<caption pageId="26" pageNumber="37">
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<paragraph pageId="26" pageNumber="37">
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Figure 13.
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis misakiensis" order="Amphipoda" pageId="26" pageNumber="37" phylum="Arthropoda" rank="species" species="misakiensis">Paranamixis misakiensis</taxonomicName>
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Thomas, 1997, male anamorph, 3.5 mm, RUMF-ZC-1875.
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</paragraph>
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</caption>
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<caption pageId="26" pageNumber="37">
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<paragraph pageId="26" pageNumber="37">
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Figure 14.
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis misakiensis" order="Amphipoda" pageId="26" pageNumber="37" phylum="Arthropoda" rank="species" species="misakiensis">Paranamixis misakiensis</taxonomicName>
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Thomas, 1997, male anamorph, 3.5 mm, RUMF-ZC-1875.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="26" pageNumber="37" type="leucomorph (juvenile and sexually dimorphic characters)">
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<paragraph pageId="26" pageNumber="37">Leucomorph (juvenile and sexually dimorphic characters).</paragraph>
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<paragraph pageId="26" pageNumber="37">Unknown.</paragraph>
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</subSubSection>
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<subSubSection pageId="26" pageNumber="37" type="ecology">
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<paragraph pageId="26" pageNumber="37">Ecology.</paragraph>
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<paragraph pageId="26" pageNumber="37">Host unknown, presumably in sponges in coral rubble.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="27" lastPageNumber="38" pageId="26" pageNumber="37" type="relationships">
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<paragraph pageId="26" pageNumber="37">Relationships.</paragraph>
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<paragraph lastPageId="27" lastPageNumber="38" pageId="26" pageNumber="37">
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis misakiensis" order="Amphipoda" pageId="26" pageNumber="37" phylum="Arthropoda" rank="species" species="misakiensis">Paranamixis misakiensis</taxonomicName>
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appears most closely related to
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis thomasi" order="Amphipoda" pageId="26" pageNumber="37" phylum="Arthropoda" rank="species" species="thomasi">Paranamixis thomasi</taxonomicName>
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in the cuspate, oblique anterodistal head margin, excavate anterior ventral cephalic keel margin, apically cleft maxilliped inner plates, and enlarged gnathopod 2 coxa.
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis misakiensis" order="Amphipoda" pageId="26" pageNumber="37" phylum="Arthropoda" rank="species" species="misakiensis">Paranamixis misakiensis</taxonomicName>
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differs from
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis thomasi" order="Amphipoda" pageId="26" pageNumber="37" phylum="Arthropoda" rank="species" species="thomasi">Paranamixis thomasi</taxonomicName>
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in the following: ventral cephalic keel
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<pageBreakToken pageId="27" pageNumber="38" start="start">anterior</pageBreakToken>
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margin with mid-distal projection; gnathopod 2 basis anterior margin with a much larger serrate ridge, propodus with one mediofacial setal row, dactylus proximal margin and dentate.
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis denticulus" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="denticulus">Paranamixis denticulus</taxonomicName>
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Kim and Kim, 1991 and
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis aberro" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="aberro">Paranamixis aberro</taxonomicName>
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<bibRefCitation author="Hirayama, A" journalOrPublisher="Publications of the Seto Marine Biological Laboratory" pageId="30" pageNumber="41" pagination="75 - 150" title="Studies on the shallow water Gamarridean Amphipoda of West Kyushu, Japan I. Acanthonotozomatidae, Ampeliscidae, Ampithoidae, Amphilochidae, Anamixidae, Argissidae, Atylidae, & Colomastigidae." volume="28" year="1983">Hirayama 1983</bibRefCitation>
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also share the oblique, cuspate anterior head margin, but differ in many other aspects.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="27" pageNumber="38" type="remarks">
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<paragraph pageId="27" pageNumber="38">Remarks.</paragraph>
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<paragraph pageId="27" pageNumber="38">
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Anamorph males of
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis misakiensis" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="misakiensis">Paranamixis misakiensis</taxonomicName>
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is white in color with pink stripes along pereonite edges (Figure 15G). This species was collected from Yakushima Island, extending its known range approximately 1000 kilometers. The specimen from Yakushima closely agrees with
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<normalizedToken originalValue="Thomas’">Thomas'</normalizedToken>
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1997 description, differing slightly in the ventral cephalic keel, which is excavate with a mid-distal projection, versus excavate in
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<normalizedToken originalValue="Thomas’">Thomas'</normalizedToken>
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1997 material.
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</paragraph>
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<caption pageId="27" pageNumber="38">
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<paragraph pageId="27" pageNumber="38">
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Figure 15. Color plate of new leucothoid amphipod species. A
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Anamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Anamixis sentan" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="sentan">Anamixis sentan</taxonomicName>
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sp. n. anamorph male B
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Anamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Anamixis sentan" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="sentan">Anamixis sentan</taxonomicName>
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sp. n. leucomorph female C
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe enko" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="enko">Leucothoe enko</taxonomicName>
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sp. n. D
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe akaisen" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="akaisen">Leucothoe akaisen</taxonomicName>
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sp. n. E
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe kebukai" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="kebukai">Leucothoe kebukai</taxonomicName>
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sp. n. F
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe chiisainame" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="chiisainame">Leucothoe chiisainame</taxonomicName>
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sp. n. G
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Paranamixis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paranamixis misakiensis" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="misakiensis">Paranamixis misakiensis</taxonomicName>
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Thomas, 1997 H
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<taxonomicName class="Malacostraca" family="Leucothoidae" genus="Leucothoe" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Leucothoe akuma" order="Amphipoda" pageId="27" pageNumber="38" phylum="Arthropoda" rank="species" species="akuma">Leucothoe akuma</taxonomicName>
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sp. n.
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</paragraph>
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</caption>
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<caption pageId="27" pageNumber="38">
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<paragraph pageId="27" pageNumber="38">Figure 16. Sponge-filled coral rubble.</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="27" pageNumber="38" type="distribution">
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<paragraph pageId="27" pageNumber="38">Distribution.</paragraph>
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<paragraph pageId="27" pageNumber="38">East China Sea: Yakushima Island (Kagoshima), Japan. Pacific Ocean: Misaki, Miura Peninsula (Kanagawa), Japan.</paragraph>
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</subSubSection>
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</treatment>
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</document> |