220 lines
26 KiB
XML
220 lines
26 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zse.90.7085" ID-GBIF-Dataset="da3b1770-5b8e-49e3-a1f1-22f434858fb5" ID-GBIF-Taxon="127874054" ID-Pensoft-Pub="1860-0743-1" LSID="urn:lsid:zoobank.org:act:B4E6B5F4-A905-47D2-A2E7-9D048913A121" ModsDocAuthor="" ModsDocDate="2014" ModsDocID="1860-0743-1" ModsDocOrigin="Zoosystematics and Evolution 90 (1)" ModsDocTitle="Description of Floresorchestia samroiyodensis, a new species of landhopper (Crustacea, Amphipoda, Talitridae) from Thailand" checkinTime="1418151392690" checkinUser="pensoft" docAuthor="Azman, B. A. R., Wongkamhaeng, K. & Dumrongrojwattana, P." docDate="2014" docId="B13D20DE8D7590F557D1E210447C102D" docLanguage="en" docName="ZoosystEvol 90(1): 7-19" docOrigin="Zoosystematics and Evolution 90 (1)" docSource="http://dx.doi.org/10.3897/zse.90.7085" docTitle="Floresorchestia samroiyodensis Azman, Wongkamhaeng & Dumrongrojwattana, 2014, sp. n." docType="treatment" docUuid="B4E6B5F4-A905-47D2-A2E7-9D048913A121" docUuidSource="ZooBank" docVersion="5" lastPageId="2" lastPageNumber="9" masterDocId="584C984DFFDD203CAF66E101EA50FFB4" masterDocTitle="Description of Floresorchestia samroiyodensis, a new species of landhopper (Crustacea, Amphipoda, Talitridae) from Thailand" masterLastPageNumber="19" masterPageNumber="7" pageId="0" pageNumber="7" updateTime="1643679350847" 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>Description of Floresorchestia samroiyodensis, a new species of landhopper (Crustacea, Amphipoda, Talitridae) from Thailand</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>Azman, B. A. R.</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>Wongkamhaeng, K.</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>Dumrongrojwattana, P.</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>Zoosystematics and Evolution</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2014</mods:date>
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<mods:detail type="volume">
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<mods:number>90</mods:number>
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</mods:detail>
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<mods:detail type="issue">
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<mods:number>1</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>7</mods:start>
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<mods:end>19</mods:end>
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</mods:extent>
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</mods:part>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zse.90.7085</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/zse.90.7085</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1860-0743-1</mods:identifier>
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<mods:identifier type="ZooBank">64FD7F03-7892-4094-80C7-6930508E0CDE</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="127874054" LSID="urn:lsid:zoobank.org:act:B4E6B5F4-A905-47D2-A2E7-9D048913A121" httpUri="http://treatment.plazi.org/id/B13D20DE8D7590F557D1E210447C102D" lastPageId="2" lastPageNumber="9" pageId="0" pageNumber="7">
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<subSubSection pageId="0" pageNumber="7" type="nomenclature">
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<paragraph pageId="0" pageNumber="7">
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<taxonomicName LSID="http://zoobank.org/B4E6B5F4-A905-47D2-A2E7-9D048913A121" class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="0" pageNumber="7" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="7">sp. n.</taxonomicNameLabel>
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Figures 2, 3, 4, 5, 6, 7, 8, 9, 10
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="7" type="type material">
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<paragraph pageId="0" pageNumber="7">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="7">
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Holotype, female, 10.6 mm, PSUZC-CR-0275, leaf litter of Khao Sam Roi Yod National Park,
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="12.243592">
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12°14
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<normalizedToken originalValue="’36.93”">'36.93"</normalizedToken>
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N
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</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="99.93265">
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99°55
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<normalizedToken originalValue="’57.55”">'57.55"</normalizedToken>
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E
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</geoCoordinate>
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, hand net, Pongrat Damrongrojwattana, 1 July 2011. Paratypes: 2 males, 13 females, 3 juveniles UKMMZ-1476, same station data.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="7" type="type locality">
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<paragraph pageId="0" pageNumber="7">Type locality:</paragraph>
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<paragraph pageId="0" pageNumber="7">Khao Sam Roi Yod National Park, Sam Roi Yod district, Prachuap Khiri Khan Province, Thailand.</paragraph>
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</subSubSection>
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<subSubSection lastPageId="1" lastPageNumber="8" pageId="0" pageNumber="7" type="diagnosis">
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<paragraph pageId="0" pageNumber="7">Diagnosis:</paragraph>
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<paragraph lastPageId="1" lastPageNumber="8" pageId="0" pageNumber="7">
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Antenna 1 having 3 short articles of flagellum, reaching
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<normalizedToken originalValue="¼">1/4</normalizedToken>
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of peduncular article 5 of antenna 2; antenna 2 bearing more than 12 articles of flagellum; anterior coxal lobe of pereopod 6 not well developed; Mandible (female) right lacinia mobilis 6-dentate. Maxilliped palp
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<pageBreakToken pageId="1" pageNumber="8" start="start">article</pageBreakToken>
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2 distomedial lobe well developed, article 4 reduced, button-shaped. Gnathopod 1 parachelate; posterior margin of carpus and propodus each with lobe covered in palmate setae in male, posterior margin of merus, carpus and propodus each without lobe covered in palmate setae in female; palm slightly obtuse in male. Gnathopod 2 subchelate in male; mitten-shaped in female. Pereopods 2-4 coxae as wide as deep. Pereopods 3-7 cuspidate. Pereopods 6-7 longer than pereopods 3-5, with slender setae along posterior margin of dactyli. Pereopod 6 basis expanded in male. Epimera 2-3 with stridulating organ just above ventral margins (also presenting males where known). Pleopods well developed, similar in form and length; Uropod 1 peduncle distolateral robust seta present; inner ramus with marginal robust setae. Uropod 2 inner and outer rami with marginal robust setae. Uropod 3 ramus subequal in length to peduncle with 2 peduncular robust setae and 2 apical ones on ramus. Telson apically incised with marginal and apical robust setae, with 5 robust setae per lobe.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="2" lastPageNumber="9" pageId="1" pageNumber="8" type="description">
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<paragraph pageId="1" pageNumber="8">Description:</paragraph>
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<paragraph pageId="1" pageNumber="8">(Based on holotype female, 10.6 mm, PSU-CR-0275)</paragraph>
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<paragraph pageId="1" pageNumber="8">Body compressed laterally, dorsal surface smooth. Head, height subequal to length. Eyes large, (greater than 1/3 head length). Antenna 1 short, ca. 1/3 of antenna 2; flagellum with 4 articles, shorter than peduncle; peduncular articles subequal in length. Antenna 2 peduncular articles narrow; article 5 longer than article 4; flagellum of 15 articles, longer than peduncle.</paragraph>
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<paragraph pageId="1" pageNumber="8">Upper lip broad, deep, apex rounded and densely pilose.</paragraph>
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<paragraph pageId="1" pageNumber="8">Lower lip broad, densely pilose on inner shoulder, distally in central trough and outer margin; lateral lobes long.</paragraph>
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<paragraph pageId="1" pageNumber="8">Left mandible incisor 5-toothed; molar process strong, with 15 striate (Sexually dimorphic in males; left lacinia mobilis with 4 teeth and right with 3 teeth). Right mandible incisor 6-toothed; molar process strong, with 16-17 striate.</paragraph>
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<paragraph pageId="1" pageNumber="8">Maxilla 1, inner plate slender with 2 terminal setae; outer plate with 9 articulating seta, medially with a row of 8 articulating seta.</paragraph>
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<paragraph pageId="1" pageNumber="8">Maxilla 2 plates narrow, inner plate slightly shorter than outer; inner plate with ca. 19 subapical robust setae, 1 plumose robust seta located at inner corner; outer plate with ca. 27 subapical robust setae more or less in 2 rows.</paragraph>
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<paragraph pageId="1" pageNumber="8">Maxilliped inner plate distally rounded, with apical and subapical plumose setae and 2 large conical robust setae; outer plate apically blunt, with a group of subapical setae.</paragraph>
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<paragraph pageId="1" pageNumber="8">Maxilliped palp broad; article 1 with 2 marginal and submarginal setae; article 2 with well-developed medial lobe, inner margin scalloped, with a row setae; outer margin of article 3 with several long setae, article 4 visible with robust setae apically.</paragraph>
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<paragraph pageId="1" pageNumber="8">Coxae 3-4 of medium depth, subquadrate, spinose lower margin slightly curvy or almost flat, posterior process small and acute; coxa 5 deep, subequal to depth of coxa 4, anterior lobe large, posterior and ventral margins spinose, posterior lobe small; coxa 6 depth subequal to length, anterior lobe small, margin rounded distally; coxa 7 not deeper than coxa 6, gently curving below, weakly spinose.</paragraph>
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<paragraph pageId="1" pageNumber="8">Gnathopod 1, coxa anterior margin straight, ventral margin with 5 setae; basis straight almost parallel-sided; merus lacking tumescent lobe, posterior margin with 5 robust setae; carpus without tumescent protuberance; propodus without tumescent protuberance, anterior margin with a row of 7-8 robust setae, posterior margin with 6 robust setae; dactylus, 4 simple setae on anterodistal corner, inner lateral posterior margin with 1 robust seta, slightly acute.</paragraph>
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<paragraph pageId="1" pageNumber="8">Gnathopod 2 coxa as wide as deep with posterior process, convex ventral margin with 6 fine setae; basis expanded anteroproximally, posterior margin slightly straight; ischium subequal to merus in length; carpus elongate; propodus with posterodistal tumescent protuberance elongated distally, scabrous region from posteroproximal end to posterodistal end, outer lateral surface with several serrate setae, palm margin short, anterodistal corner with 3-4 simple setae; dactylus curved.</paragraph>
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<paragraph pageId="1" pageNumber="8">Sexual dimorphism present in gnathopods.</paragraph>
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<paragraph pageId="1" pageNumber="8">Gnathopod 1 of male short; basis strong, anterior margin with 4 setae and posterior margin with 2 setae; merus without posterior tumescent lobe; carpus deep, with posterior tumescence lobe; propodus slightly curved, shorter than carpus, posterodistal tumescent lobe large; subchelation strong, dactylus not exceeding palm and slightly obtuse.</paragraph>
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<paragraph pageId="1" pageNumber="8">Gnathopod 2 of male strongly subchelate, larger than 1; basis, anterior margin smooth, widened distally; ischium lobed anteriorly; merus subequal in length with ischium; propodus long ovate, bearing a row of small robust setae near dactylar hinge; palm oblique; dactylus curved, attenuated distally with smooth inner margin.</paragraph>
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<paragraph pageId="1" pageNumber="8">Pereopods 3-7 cuspidactylate. Pereopod 3 coxa subquadrate with posterior process, ventral margin slightly convex; basis longest; ischium shortest, anteroproximal margin notched; merus longer than carpus, anterior margin slightly convex, posterior margin straight; carpus anterior and posterior margins parallel; propodus slender, longer than carpus; dactylus subequal to ischium in length.</paragraph>
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<paragraph pageId="1" pageNumber="8">Pereopod 4 similar to pereopod 3, shorter, coxa wider than long, with posterior process, ventral margin straight; basis longest, convex; ischium shortest, anteroproximal margin notched; merus longer than carpus, anterior margin convex, posterior margin straight; carpus short; propodus slender, subequal to merus; dactylus posterior nail base with 1 simple seta.</paragraph>
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<paragraph pageId="1" pageNumber="8">Pereopod 5 coxa bilobed, anterior lobe larger than posterior lobe; basis oval; ischium shortest, posteroproximal margin notched; merus shorter to carpus in length, anterior margin straight, posterior margin slightly convex; carpus both margins parallel; propodus slender; dactylus short.</paragraph>
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<paragraph pageId="2" pageNumber="9">
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<pageBreakToken pageId="2" pageNumber="9" start="start">Pereopod</pageBreakToken>
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6 coxa bilobed, anterior lobe much smaller than posterior lobe; basis oval, anterior margin with short robust setae; ischium shortest, posteroproximal margin notched; merus slightly shorter than carpus in length, anterior margin straight, posterior margin slightly convex; carpus both margins parallel; propodus slender, longest; dactylus short.
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</paragraph>
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<paragraph pageId="2" pageNumber="9">Pereopod 7 coxa small, subquadrate; basis oval, posterodistal lobe broader than pereopod 5-6; ischium shortest; merus slightly shorter in length to carpus, anterior margin straight, posterior margin slightly convex; carpus anterior and posterior margins parallel; propodus slender, longest; dactylus narrow.</paragraph>
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<paragraph pageId="2" pageNumber="9">Epimeral plates, plate 1 smoothly rounded anterodistally and distally, posterodistal corner slightly protruded, hind margin slightly sigmoid; plate 2 slightly longer than plate 3, anterodistally rounded with a row of slits (16-21 slits) along ventral margin, posterodistal corner produced; plate 3 also with a row of slits (13-15 slits) along ventral margin and posterodistal corner produced.</paragraph>
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<paragraph pageId="2" pageNumber="9">Pleopods well developed, subsimilar in form and length. Peduncles sublinear; all pleopods biramous. Rami shorter than peduncles, with distinct segmentation.</paragraph>
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<paragraph pageId="2" pageNumber="9">Uropod 1 peduncle longer than rami, peduncle bearing 1 outer marginal robust setae and 4 inner marginal robust setae; rami slender, subequal in length, outer ramus lacking marginal robust setae, inner ramus with 4 robust marginal setae, both with large apical and subapical robust setae.</paragraph>
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<paragraph pageId="2" pageNumber="9">Uropod 2, peduncle subequal to rami in length; peduncle bearing 1 outer marginal and 3 inner marginal robust setae; rami slender, subequal in length, outer ramus and inner ramus with 2 marginal robust setae, apical robust setae with tapering acute tips.</paragraph>
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<paragraph pageId="2" pageNumber="9">Uropod 3, peduncle expanded proximally, narrowing distally, longer than deep, 2 robust setae set submarginally; ramus slightly shorter than peduncle, tapering distally, bearing 2robust setae apically and another 2 along the margin.</paragraph>
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<paragraph pageId="2" pageNumber="9">Telson as broad as long, and apically shallow incised; each side with several robust setae (normally with 5-6).</paragraph>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 2. Live
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n. in their natural habitat; photo taken by Mr. Komson Hongphattharakeeree.
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</paragraph>
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</caption>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 3.
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n., holotype, female, (PSUZC-CR-0275) 10.6 mm. Khao Sam Roi Yod National Park. Scales for A1 and A2 represent 0.5 mm, G1 and G2 represent 0.2 mm.
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</paragraph>
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</caption>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 4.
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n., holotype, female, (PSUZC-CR-0275) 10.6 mm. Khao Sam Roi Yod National Park. All scales represent 0.5 mm.
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</paragraph>
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</caption>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 5.
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n., holotype, female, (PSUZC-CR-0275) 10.6 mm. Khao Sam Roi Yod National Park. Scales for lMD, MX1, MP and MX2 represent 0.1 mm; rMD, UL and LL represent 0.2 mm.
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</paragraph>
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</caption>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 6.
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n., holotype, female, (PSUZC-CR-0275) 10.6 mm. Khao Sam Roi Yod National Park. Scales for U1, U2, PL1, PL2 and PL3 represent; 0.5 mm, U3 and T represent 0.2 mm.
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</paragraph>
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</caption>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 7.
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n., allotype, male, (PSUZC-CR-0274) 10.5 mm. Khao Sam Roi Yod National Park. Scales for A2 and G2 represent 0.5 mm; A1, G1 represent 0.2 mm.
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</paragraph>
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</caption>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 8.
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n., allotype, male, (PSUZC-CR-0274) 10.5 mm. Khao Sam Roi Yod National Park. All scales represent 0.5 mm.
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</paragraph>
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</caption>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 9.
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n., allotype, male, (PSUZC-CR-0274) 10.5 mm. Khao Sam Roi Yod National Park. Scales for lMD, rMD and UL represent 0.1 mm; MP and MX1 represent 0.2 mm.
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</paragraph>
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</caption>
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<caption pageId="2" pageNumber="9">
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<paragraph pageId="2" pageNumber="9">
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Figure 10.
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n., allotype, male, (PSUZC-CR-0274) 10.5 mm. Khao Sam Roi Yod National Park. Scales for U1, U2, PL1, PL2 and PL3 represent 0.5 mm; U3 represent 0.1 mm; T represents 0.2 mm.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="2" pageNumber="9" type="remarks">
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<paragraph pageId="2" pageNumber="9">Remarks.</paragraph>
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<paragraph pageId="2" pageNumber="9">The new species is characterized by having the mandibular left lacinia mobilis 6-dentate; dactylus of pereopod 4 thickened and pinched, and also shows the following features: large eyes; antenna 1 short; antenna 2 slender; maxilliped palp article 4 reduced, button-shaped; gnathopod 1 subchelate with palmate lobes on the carpus and propodus; gnathopod 2 subchelate; pereopods cuspidactylate; epimera 2-3 with stridulating organ just above ventral margins; uropod 1 outer ramus with a row of 3-4 robust setae; telson apically incised. Individuals belonging to this new species are found underneath the moist environment of the forest leaf litter.</paragraph>
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<paragraph pageId="2" pageNumber="9">
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The species of
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="genus">Floresorchestia</taxonomicName>
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are known to be tropical and widespread which is, distributed in terrestrial habitats of rain forests of the tropical Indo-Pacific (
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<bibRefCitation author="Bousfield, EL" editor="Radovsky, FJ" journalOrPublisher="Bernice P. Bishop Museum" pageId="2" pageNumber="9" pagination="171 - 210" title="Recent advances in the systematics and biogeography of landhoppers (Amphipoda: Talitridae) of the Indo-Pacific region" volumeTitle="Biogeography of the tropical Pacific, proceedings of a symposium" year="1984">Bousfield 1984</bibRefCitation>
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) and also in the Caribbean Sea (
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<bibRefCitation author="Lowry, JK" journalOrPublisher="Memoirs of Museum Victoria" pageId="3" pageNumber="10" pagination="117 - 127" title="The genus Floresorchestia (Amphipoda: Talitridae) on Cocos (Keeling) and Christmas Islands" volume="66" year="2009">Lowry and Springthorpe 2009</bibRefCitation>
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).
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<bibRefCitation author="Bousfield, EL" editor="Radovsky, FJ" journalOrPublisher="Bernice P. Bishop Museum" pageId="2" pageNumber="9" pagination="171 - 210" title="Recent advances in the systematics and biogeography of landhoppers (Amphipoda: Talitridae) of the Indo-Pacific region" volumeTitle="Biogeography of the tropical Pacific, proceedings of a symposium" year="1984">Bousfield (1984)</bibRefCitation>
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documented
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="genus">Floresorchestia</taxonomicName>
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for a group of described species with unique stridulating organs on the epimera. These epimeral slits are considered to be a powerful autapomorphy for
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="genus">Floresorchestia</taxonomicName>
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(Lowry & Bopiah, 2012) and they are found in various combinations: epimera 1-3; epimera 2-3 (most common); epimeron 2; epimeron 3. Recently
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<bibRefCitation author="Miyamoto, H" journalOrPublisher="Crustaceana" pageId="3" pageNumber="10" pagination="837 - 860" title="Taxonomic studies on the Talitridae (Amphipoda) from Taiwan, III. The genus Floresorchestia Bousfield, 1984" url="10.1163/156854008784771667" volume="81" year="2008">Miyamoto and Morino (2008)</bibRefCitation>
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and
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<bibRefCitation author="Lowry, JK" journalOrPublisher="Memoirs of Museum Victoria" pageId="3" pageNumber="10" pagination="117 - 127" title="The genus Floresorchestia (Amphipoda: Talitridae) on Cocos (Keeling) and Christmas Islands" volume="66" year="2009">Lowry and Springthorpe (2009)</bibRefCitation>
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have both discussed the morphology of the genus, refining characters and describing additional new species that brings a total of 16 valid species.
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</paragraph>
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<paragraph pageId="2" pageNumber="9">
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia samroiyodensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="samroiyodensis">Floresorchestia samroiyodensis</taxonomicName>
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sp. n. shares several unique characters with
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia ancheidos" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="ancheidos">Floresorchestia ancheidos</taxonomicName>
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(K.H. Barnard, 1916) and
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||
<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia guadalupensis" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="species" species="guadalupensis">Floresorchestia guadalupensis</taxonomicName>
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(Ciavatti, 1989) in having the stridulating organs on epimera 2-3 and palmate lobes on the carpus and propodus of gnathopod 1. However the new species differs from any other members of
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<taxonomicName class="Malacostraca" family="Talitridae" genus="Floresorchestia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Floresorchestia" order="Amphipoda" pageId="2" pageNumber="9" phylum="Arthropoda" rank="genus">Floresorchestia</taxonomicName>
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in its more developed dentitions (6-dentate) of lacinia mobilis on the female right mandible, as well as in having two rows of spine-like teeth in outer plate of maxilla 1, and the telson with 4-5 setae per lobe.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |