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<document id="B031DCE06C48ADEF83704E928FDEEC48" ID-DOI="10.5281/zenodo.194034" ID-GBIF-Dataset="7a713fa8-1bcb-4bd8-9bd0-c03d4450a18f" ID-ISSN="1175-5326" ID-Zenodo-Dep="194034" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460186922757" checkinUser="plazi" docAuthor="Özbek, Murat &amp; Çamur-Elipek, Belgin" docDate="2010" docId="D21D8789FF9ABE207683D78BFA96FC9F" docLanguage="en" docName="zt02399p060.pdf" docOrigin="Zootaxa 2399" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Gammarus kesanensis Özbek &amp; Çamur-Elipek, 2010, n. sp." docType="treatment" docVersion="7" lastPageNumber="60" masterDocId="2E24FFF1FF9BBE297614D20CFF9BFF98" masterDocTitle="Gammarus kesanensis, a new blind amphipod species from Turkey (Amphipoda, Gammaridae), with a key to eyeless Gammarus species of Europe" masterLastPageNumber="60" masterPageNumber="51" pageNumber="52" updateTime="1698236288428" updateUser="plazi">
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<mods:title id="CAD50015293CC3821E36297F85ADE62F">Gammarus kesanensis, a new blind amphipod species from Turkey (Amphipoda, Gammaridae), with a key to eyeless Gammarus species of Europe</mods:title>
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<mods:namePart id="849F41E22E97646E711BF5F046DA05A7">Özbek, Murat</mods:namePart>
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<treatment id="D21D8789FF9ABE207683D78BFA96FC9F" ID-DOI="http://doi.org/10.5281/zenodo.6210668" ID-GBIF-Taxon="119383641" ID-Zenodo-Dep="6210668" LSID="urn:lsid:plazi:treatment:D21D8789FF9ABE207683D78BFA96FC9F" httpUri="http://treatment.plazi.org/id/D21D8789FF9ABE207683D78BFA96FC9F" lastPageId="9" lastPageNumber="60" pageId="1" pageNumber="52">
<subSubSection id="12AE6514FF9ABE287683D78BFE8CFA5C" pageId="1" pageNumber="52" type="nomenclature">
<paragraph id="5A0B369FFF9ABE287683D78BFE6AFA39" blockId="1.[151,497,1415,1476]" box="[151,497,1415,1441]" pageId="1" pageNumber="52">
<heading id="014381F3FF9ABE287683D78BFE6AFA39" bold="true" box="[151,497,1415,1441]" fontSize="11" level="1" pageId="1" pageNumber="52" reason="1">
<emphasis id="68C0EA8DFF9ABE287683D78BFE6AFA39" bold="true" box="[151,497,1415,1441]" pageId="1" pageNumber="52">
<taxonomicName id="9DB44D1CFF9ABE287683D78BFE3CFA39" ID-CoL="3F8DV" box="[151,423,1415,1441]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="52" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF9ABE287683D78BFE3CFA39" bold="true" box="[151,423,1415,1441]" italics="true" pageId="1" pageNumber="52">Gammarus kesanensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="73F357F6FF9ABE2877BBD78BFE6AFA39" box="[431,497,1415,1441]" pageId="1" pageNumber="52" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="5A0B369FFF9ABE287683D7A6FE8CFA5C" blockId="1.[151,497,1415,1476]" box="[151,279,1450,1476]" pageId="1" pageNumber="52">
(
<figureCitation id="C28F2A1AFF9ABE28768BD7A6FE95FA5C" box="[159,270,1450,1476]" captionStart-0="FIGURE 1" captionStart-1="FIGURE 2" captionStart-2="FIGURE 3" captionStart-3="FIGURE 4" captionStart-4="FIGURE 5" captionStart-5="FIGURE 6" captionStart-6="FIGURE 7" captionStartId-0="2.[151,255,1299,1323]" captionStartId-1="3.[151,256,1913,1937]" captionStartId-2="4.[151,255,1495,1519]" captionStartId-3="5.[151,255,1950,1974]" captionStartId-4="6.[151,255,1782,1806]" captionStartId-5="7.[151,255,1042,1066]" captionStartId-6="8.[151,255,1933,1957]" captionTargetBox-0="[151,1435,386,1273]" captionTargetBox-1="[201,1380,464,1857]" captionTargetBox-2="[219,1373,241,1456]" captionTargetBox-3="[202,1389,503,1909]" captionTargetBox-4="[204,1380,193,1770]" captionTargetBox-5="[220,1368,205,1005]" captionTargetBox-6="[206,1366,725,1926]" captionTargetId-0="figure@2.[151,1436,386,1274]" captionTargetId-1="figure@3.[188,1398,455,1891]" captionTargetId-2="figure@4.[188,1398,194,1474]" captionTargetId-3="figure@5.[188,1398,493,1929]" captionTargetId-4="figure@6.[196,1390,183,1774]" captionTargetId-5="figure@7.[203,1384,194,1020]" captionTargetId-6="figure@8.[199,1387,717,1931]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionTargetPageId-3="5" captionTargetPageId-4="6" captionTargetPageId-5="7" captionTargetPageId-6="8" captionText-0="FIGURE 1. Lateral view of Gammarus kesanensis sp. nov. Holotype male." captionText-1="FIGURE 2. Gammarus kesanensis sp. nov. Holotype male. A, left mandible; B, upper lip; C, right mandible; D, right maxilla; E, palp of left maxilla; F, maxilla 2; G, lower lip; H, epimeral plates; I, uropod 1 and 2; J, telson." captionText-2="FIGURE 3. Gammarus kesanensis sp. nov. Holotype male. A, antenna 2; B, flagellar segments of antenna 2; C, urosome segments; D, antenna 1; E, accessory flagellum." captionText-3="FIGURE 4. Gammarus kesanensis sp. nov. Holotype male. A, gnathopod 2; B, detail of gnathopod 2; C, gnathopod 1; D, detail of gnathopod 1; E, detail of pleopod 2; F, pleopod 2; G, maxilliped; H, uropod 3; I, pereopod 3; J, dactyl of pereopod 3." captionText-4="FIGURE 5. Gammarus kesanensis sp. nov. Holotype male. A, pereopod 4; B, dactyl of pereopod 4; C, pereopod 5; D, dactyl of pereopod 5; E, pereopod 6; F, dactyl of pereopod 6; G, pereopod 7; H, dactyl of pereopod 7." captionText-5="FIGURE 6. Gammarus kesanensis sp. nov. Holotype male (H), Allotype female (A G). A, uropod 3; B, antenna 1; C, antenna 2; D, pereopod 7; E, pereopod 5; F, dactyl of pereopod 5; G, dactyl of pereopod 7; H, head." captionText-6="FIGURE 7. Gammarus kesanensis sp. nov. Allotype female. A, gnathopod 2; B, pereopod 6; C, pereopod 4; D, dactyl of pereopod 4; E, uropod 1; F, uropod 2; G, telson; H, dactyl of pereopod 6; I, gnathopod 1; J, pereopod 3; K, dactyl of pereopod 3." httpUri-0="https://zenodo.org/record/194035/files/figure.png" httpUri-1="https://zenodo.org/record/194036/files/figure.png" httpUri-2="https://zenodo.org/record/194037/files/figure.png" httpUri-3="https://zenodo.org/record/194038/files/figure.png" httpUri-4="https://zenodo.org/record/194039/files/figure.png" httpUri-5="https://zenodo.org/record/194040/files/figure.png" httpUri-6="https://zenodo.org/record/194041/files/figure.png" pageId="1" pageNumber="52">Figs. 17</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="12AE6514FF9ABE287683D7F9FD35F9C2" pageId="1" pageNumber="52" type="materials_examined">
<paragraph id="5A0B369FFF9ABE287683D7F9FD35F9C2" blockId="1.[151,1437,1524,2036]" pageId="1" pageNumber="52">
<emphasis id="68C0EA8DFF9ABE287683D7F9FE0EF997" bold="true" box="[151,405,1525,1551]" pageId="1" pageNumber="52">Material examined.</emphasis>
<typeStatus id="850F883DFF9ABE287789D7F9FD95F997" box="[413,526,1525,1551]" pageId="1" pageNumber="52" type="holotype">Holotype</typeStatus>
male,
<quantity id="9D4C9B7AFF9ABE287476D7F9FD54F997" box="[610,719,1525,1551]" metricMagnitude="-2" metricUnit="m" metricValue="1.01" pageId="1" pageNumber="52" unit="mm" value="10.1">10.1 mm</quantity>
(ESFM-MALI/90-01); Balcı Yalak, Erikli, Keşan, Edirne, Turkish Thrace; 0
<date id="2E0A105FFF9ABE287763D416FDBEF9AC" box="[375,549,1562,1588]" pageId="1" pageNumber="52" value="1990-03-01">1 March 1990</date>
; collected by Prof. Dr. Timur Kirgiz. Allotype female,
<quantity id="9D4C9B7AFF9ABE2872C6D416FAABF9AC" box="[1234,1328,1562,1588]" metricMagnitude="-3" metricUnit="m" metricValue="8.3" pageId="1" pageNumber="52" unit="mm" value="8.3">8.3 mm</quantity>
(ESFM-
<collectingCountry id="22A3760FFF9ABE287683D44CFF7DF9C2" box="[151,230,1600,1626]" name="Serbia" pageId="1" pageNumber="52">MALI</collectingCountry>
/90-02), same data as
<typeStatus id="850F883DFF9ABE2877F6D44CFDD2F9C2" box="[482,585,1600,1626]" pageId="1" pageNumber="52" type="holotype">holotype</typeStatus>
(
<figureCitation id="C28F2A1AFF9ABE28744CD44CFD06F9C2" box="[600,669,1600,1626]" captionStart="FIGURE 1" captionStartId="2.[151,255,1299,1323]" captionTargetBox="[151,1435,386,1273]" captionTargetId="figure@2.[151,1436,386,1274]" captionTargetPageId="2" captionText="FIGURE 1. Lateral view of Gammarus kesanensis sp. nov. Holotype male." httpUri="https://zenodo.org/record/194035/files/figure.png" pageId="1" pageNumber="52">Fig. 1</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="12AE6514FF9ABE2876D0D469FD1EF8C7" pageId="1" pageNumber="52" type="diagnosis">
<paragraph id="5A0B369FFF9ABE2876D0D469FD1EF8C7" blockId="1.[151,1437,1524,2036]" pageId="1" pageNumber="52">
<emphasis id="68C0EA8DFF9ABE2876D0D469FEDCF9E7" bold="true" box="[196,327,1637,1663]" pageId="1" pageNumber="52">Diagnosis.</emphasis>
A medium to large species similar to
<taxonomicName id="9DB44D1CFF9ABE28750DD469FBE9F9E6" box="[793,1138,1637,1662]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="52" phylum="Arthropoda" rank="subSpecies" species="pulex" subSpecies="polonensis">
<emphasis id="68C0EA8DFF9ABE28750DD469FBE9F9E6" box="[793,1138,1637,1662]" italics="true" pageId="1" pageNumber="52">Gammarus pulex polonensis</emphasis>
</taxonomicName>
G. Karaman &amp; Pinkster, 1977 except for the presence of setae on the inner surface of basal segment of pereopod 7 and the presence of long setae along the lower margin of the second epimeral plate. Second antenna bears more setae both in peduncle and flagellum segments. Pereopods 5 to 7 bearing long setae (longer than the spines) along the anterior margins of their third and fourth (ischium and merus) segments. The postero-inferior corner of first epimeral plate not rounded as in
<taxonomicName id="9DB44D1CFF9ABE287407D52CFD23F8A1" box="[531,696,1824,1849]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="1" pageNumber="52" phylum="Arthropoda" rank="subSpecies" species="pulex" subSpecies="pulex">
<emphasis id="68C0EA8DFF9ABE287407D52CFD23F8A1" box="[531,696,1824,1849]" italics="true" pageId="1" pageNumber="52">G. pulex pulex</emphasis>
</taxonomicName>
. Third uropod less setose, only a few simple and plumose setae occur along outer margin of its outer lobe.
</paragraph>
</subSubSection>
<subSubSection id="12AE6514FF9ABE2176D0D566FCAEFDD4" lastPageId="8" lastPageNumber="59" pageId="1" pageNumber="52" type="description">
<paragraph id="5A0B369FFF9ABE2876D0D566FB9FF81C" blockId="1.[151,1437,1524,2036]" box="[196,1028,1898,1924]" pageId="1" pageNumber="52">
<emphasis id="68C0EA8DFF9ABE2876D0D566FEC7F81C" bold="true" box="[196,348,1898,1924]" pageId="1" pageNumber="52">Description.</emphasis>
Head (fig. 6H): inferior antennal sinus deep. Eyes absent.
</paragraph>
<paragraph id="5A0B369FFF9ABE2876D0D59CFC03F86C" blockId="1.[151,1437,1524,2036]" pageId="1" pageNumber="52">Antenna 1 (figs. 3D, E): shorter than half the body length; setation weak, peduncular segments bearing a few distal setae shorter than the diameter of the segment where they are implanted; article 1 stout; primary flagellum with 20-22 articles; accessory flagellum with 3 articles.</paragraph>
<paragraph id="5A0B369FFF99BE2B76D0D294FAC2FED2" blockId="2.[151,1437,152,330]" pageId="2" pageNumber="53">Antenna 2 (figs. 3A, B): antennal gland-cone short, not reaching to distal end of third peduncular segment; peduncular segments 4 and 5 armed with 45 groups of setae shorter than the diameter of segment on which they insert; setae on dorsal side of the peduncular segments shorter; flagellum comprising up to 11 segments; flagellar segments with many longer setae (as long as or slightly longer than the diameter of the segments where they are implanted) on their ventral sides; flagellar segments swollen; calceoli on 26th segments.</paragraph>
<caption id="0ECB6617FF99BE2B7683D71FFC5BFAB2" box="[151,960,1299,1323]" httpUri="https://zenodo.org/record/194035/files/figure.png" pageId="2" pageNumber="53" targetBox="[151,1435,386,1273]" targetPageId="2">
<paragraph id="5A0B369FFF99BE2B7683D71FFC5BFAB2" blockId="2.[151,960,1299,1323]" box="[151,960,1299,1323]" pageId="2" pageNumber="53">
<emphasis id="68C0EA8DFF99BE2B7683D71FFE82FAB3" bold="true" box="[151,281,1299,1323]" pageId="2" pageNumber="53">FIGURE 1.</emphasis>
Lateral view of
<taxonomicName id="9DB44D1CFF99BE2B77DDD71FFD23FAB2" box="[457,696,1299,1322]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="2" pageNumber="53" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF99BE2B77DDD71FFD23FAB2" box="[457,696,1299,1322]" italics="true" pageId="2" pageNumber="53">Gammarus kesanensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="73F357F6FF99BE2B74ABD71FFC8FFAB3" box="[703,788,1299,1323]" pageId="2" pageNumber="53" rank="species">
<emphasis id="68C0EA8DFF99BE2B74ABD71FFC8FFAB3" bold="true" box="[703,788,1299,1323]" pageId="2" pageNumber="53">sp. nov.</emphasis>
</taxonomicNameLabel>
Holotype male.
</paragraph>
</caption>
<paragraph id="5A0B369FFF99BE2B76D0D772FC12FA00" blockId="2.[151,1437,1406,2029]" box="[196,905,1406,1432]" pageId="2" pageNumber="53">Upper lip (fig. 2B): convex, with minute setae on distal part.</paragraph>
<paragraph id="5A0B369FFF99BE2B76D0D7AFFDBCF990" blockId="2.[151,1437,1406,2029]" pageId="2" pageNumber="53">Left mandible (fig. 2A): incisor with 5 teeth; lacina mobilis 4 dentate; molar triturative; second article of palp bearing 13 setae; third segment armed with 13 D-setae, 45 E-setae; one group of A-setae, and 12 groups of B-setae; C-setae absent.</paragraph>
<paragraph id="5A0B369FFF99BE2B76D0D41FFC7FF9B5" blockId="2.[151,1437,1406,2029]" box="[196,996,1555,1581]" pageId="2" pageNumber="53">Right mandible (fig. 2C): incisor 4-dentate, lacina mobilis bifurcate.</paragraph>
<paragraph id="5A0B369FFF99BE2B76D0D434FD1FF9CA" blockId="2.[151,1437,1406,2029]" box="[196,644,1592,1618]" pageId="2" pageNumber="53">Lower lip (fig. 2G): inner lobe absent.</paragraph>
<paragraph id="5A0B369FFF99BE2B76D0D452FE5FF95A" blockId="2.[151,1437,1406,2029]" pageId="2" pageNumber="53">Maxilla 1 (figs. 2D, E): inner plate with 12 plumose setae, outer plate with 11 serrated spines, article 2 of palp with 7 sharp spines and 3 stiff setae; article 2 of right palp stout, with 5 blunt spines in distal part and 1 stiff seta on outer margin.</paragraph>
<paragraph id="5A0B369FFF99BE2B76D0D4C2FC64F970" blockId="2.[151,1437,1406,2029]" box="[196,1023,1742,1768]" pageId="2" pageNumber="53">Maxilla 2 (fig. 2F): inner plate with diagonal row of 13 plumose setae.</paragraph>
<paragraph id="5A0B369FFF99BE2B76D0D4FFFCB9F8AA" blockId="2.[151,1437,1406,2029]" pageId="2" pageNumber="53">Maxilliped (fig. 4G): inner plate with 3 apical spines and 1 subapical spine; outer plate with row of 910 spines on medial margin and 46 pectinate apical setae.</paragraph>
<paragraph id="5A0B369FFF99BE2A76D0D532FE35FF64" blockId="2.[151,1437,1406,2029]" lastBlockId="3.[151,1436,152,402]" lastPageId="3" lastPageNumber="54" pageId="2" pageNumber="53">Coxal plate 1 (fig. 4C) not dilated on distal margin, with 24 setae on both the anterodistal and posterodistal margins. Coxal plates 2 and 3 subrectangular (figs. 4A, I). Coxal plate 2 with 3 short setae on anterodistal corner and 1 seta on posterodistal corner. Coxal plate 3 with 3 short setae on anterodistal corner and 1 seta on posterodistal corner. Ventral margin of coxal plate 4 slightly convex (fig. 5A), with 4 setae on anterodistal corner and 56 setae on posterior margin. Coxal plates 56 (figs. 5C, E) bilobate. Anterior lobe of coxal plate 5 small with 1 seta, posterior lobe with 6 setae on posterodistal corner. Coxal plate 6 with 1 seta on anterodistal and 4 setae on posterodistal corner. Coxal plate 7 (fig. 5G) with 5 setae on posterior margin. Coxal gills 27 present.</paragraph>
<paragraph id="5A0B369FFF98BE2A76D0D304FAA0FE0A" blockId="3.[151,1436,152,402]" pageId="3" pageNumber="54">Gnathopod 1 (figs. 4C, D): basis with long setae (up to 1.2 times longer than diameter of the segment) on both anterior and posterior margins; carpus and propodus elongate; propodus with two groups of setae on anterior margin, palm oblique, bearing 1 blunt median spine and 6 (4+2) palmar angle spines in addition to some small spines on posterodistal margin of the segment; dactylus with one seta on its outer margin.</paragraph>
<caption id="0ECB6617FF98BE2A7683D575FB63F828" httpUri="https://zenodo.org/record/194036/files/figure.png" pageId="3" pageNumber="54" targetBox="[201,1380,464,1857]" targetPageId="3">
<paragraph id="5A0B369FFF98BE2A7683D575FB63F828" blockId="3.[151,1436,1913,1968]" pageId="3" pageNumber="54">
<emphasis id="68C0EA8DFF98BE2A7683D575FE81F809" bold="true" box="[151,282,1913,1937]" pageId="3" pageNumber="54">FIGURE 2.</emphasis>
<taxonomicName id="9DB44D1CFF98BE2A7736D575FD8FF808" box="[290,532,1913,1936]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="3" pageNumber="54" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF98BE2A7736D575FD8FF808" box="[290,532,1913,1936]" italics="true" pageId="3" pageNumber="54">Gammarus kesanensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="73F357F6FF98BE2A7408D575FDE8F809" box="[540,627,1913,1937]" pageId="3" pageNumber="54" rank="species">
<emphasis id="68C0EA8DFF98BE2A7408D575FDE8F809" bold="true" box="[540,627,1913,1937]" pageId="3" pageNumber="54">sp. nov.</emphasis>
</taxonomicNameLabel>
Holotype male. A, left mandible; B, upper lip; C, right mandible; D, right maxilla; E, palp of left maxilla; F, maxilla 2; G, lower lip; H, epimeral plates; I, uropod 1 and 2; J, telson.
</paragraph>
</caption>
<caption id="0ECB6617FF9FBE2D7683D7DBFD0CF997" httpUri="https://zenodo.org/record/194037/files/figure.png" pageId="4" pageNumber="55" targetBox="[219,1373,241,1456]" targetPageId="4">
<paragraph id="5A0B369FFF9FBE2D7683D7DBFD0CF997" blockId="4.[151,1436,1495,1551]" pageId="4" pageNumber="55">
<emphasis id="68C0EA8DFF9FBE2D7683D7DBFE83FA77" bold="true" box="[151,280,1495,1519]" pageId="4" pageNumber="55">FIGURE 3.</emphasis>
<taxonomicName id="9DB44D1CFF9FBE2D770AD7D4FD96FA77" box="[286,525,1496,1519]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="55" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF9FBE2D770AD7D4FD96FA77" box="[286,525,1496,1519]" italics="true" pageId="4" pageNumber="55">Gammarus kesanensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="73F357F6FF9FBE2D7407D7DBFDF3FA77" box="[531,616,1495,1519]" pageId="4" pageNumber="55" rank="species">
<emphasis id="68C0EA8DFF9FBE2D7407D7DBFDF3FA77" bold="true" box="[531,616,1495,1519]" pageId="4" pageNumber="55">sp. nov.</emphasis>
</taxonomicNameLabel>
Holotype male. A, antenna 2; B, flagellar segments of antenna 2; C, urosome segments; D, antenna 1; E, accessory flagellum.
</paragraph>
</caption>
<paragraph id="5A0B369FFF9FBE2D76D0D46EFE4BF88A" blockId="4.[151,1437,1634,1996]" pageId="4" pageNumber="55">Gnathopod 2 (figs. 4A, B): basis with long setae (up to 1.5 times longer than diameter of the segment) on anterior and posterior margins; carpus and propodus elongate; anterior margin of carpus with three groups of long setae (not curled); propodus subrectangular, with 3 groups of setae on anterior margin; median spine present, with 3 spines on posterodistal margin; dactylus with 1 seta on outer margin. Inner side of propodus bearsing 4 groups of setae.</paragraph>
<paragraph id="5A0B369FFF9FBE2D76D0D511FE96F854" blockId="4.[151,1437,1634,1996]" pageId="4" pageNumber="55">
Pereopod 3 (figs.
<date id="2E0A105FFF9FBE2D77B4D511FE26F8AF" box="[416,445,1821,1847]" pageId="4" pageNumber="55">4I</date>
, J): slender; posterior margins of basis bearing many long setae (up to 1.7 times longer than the diameter of the segment); merus and carpus densely setose along their posterior margins, the setae on posterior margins are long (longer than 1.5 times of the diameter of the segment where they are implanted) and some of them curled; dactylus slender, with 1 serrated seta on outer margin and 2 setae at joint of unguis.
</paragraph>
<paragraph id="5A0B369FFF9EBE2C76D0D294FB6EFF64" blockId="5.[151,1437,152,439]" pageId="5" pageNumber="56">Pereopod 4 (figs. 5A, B): slender; anterior and posterior margins of basis with many long setae; posterior margins of merus and carpus bearing many setae (slightly longer than the segment where they are implanted, not curled); dactylus slender, with 1 serrated seta on outer margin and 2 setae at joint of unguis.</paragraph>
<paragraph id="5A0B369FFF9EBE2C76D0D304FBC5FE2F" blockId="5.[151,1437,152,439]" pageId="5" pageNumber="56">Pereopods 57 (figs. 5CH): subequal in length; basis of pereopod 5 is subrectangular; bases of pereopods 6 and 7 are quadrangular, anterior margins with 45 short spines, posterior margins with 1013 short setae; basis of pereopod 7 bearing 24 setae on its inner surface; articles 46 slim, with 24 groups of spines on anterior and posterior margin of each segment; anterior margin of segments 3 and 4 with a few setae longer than the spines; dactylus with 1 seta on outer margin and 2 setae at joint of unguis.</paragraph>
<caption id="0ECB6617FF9EBE2C7683D592FE8FF86D" httpUri="https://zenodo.org/record/194038/files/figure.png" pageId="5" pageNumber="56" targetBox="[202,1389,503,1909]" targetPageId="5">
<paragraph id="5A0B369FFF9EBE2C7683D592FE8FF86D" blockId="5.[151,1436,1950,2037]" pageId="5" pageNumber="56">
<emphasis id="68C0EA8DFF9EBE2C7683D592FE81F82E" bold="true" box="[151,282,1950,1974]" pageId="5" pageNumber="56">FIGURE 4.</emphasis>
<taxonomicName id="9DB44D1CFF9EBE2C7736D593FD88F82E" box="[290,531,1951,1974]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="56" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF9EBE2C7736D593FD88F82E" box="[290,531,1951,1974]" italics="true" pageId="5" pageNumber="56">Gammarus kesanensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="73F357F6FF9EBE2C740ED592FDEBF82E" box="[538,624,1950,1974]" pageId="5" pageNumber="56" rank="species">
<emphasis id="68C0EA8DFF9EBE2C740ED592FDEBF82E" bold="true" box="[538,624,1950,1974]" pageId="5" pageNumber="56">sp. nov.</emphasis>
</taxonomicNameLabel>
Holotype male. A, gnathopod 2; B, detail of gnathopod 2; C, gnathopod 1; D, detail of gnathopod 1; E, detail of pleopod 2; F, pleopod 2; G, maxilliped; H, uropod 3; I, pereopod 3; J, dactyl of pereopod 3.
</paragraph>
</caption>
<caption id="0ECB6617FF9DBE2F7683D4FAFB56F8B5" httpUri="https://zenodo.org/record/194039/files/figure.png" pageId="6" pageNumber="57" targetBox="[204,1380,193,1770]" targetPageId="6">
<paragraph id="5A0B369FFF9DBE2F7683D4FAFB56F8B5" blockId="6.[151,1435,1782,1837]" pageId="6" pageNumber="57">
<emphasis id="68C0EA8DFF9DBE2F7683D4FAFE80F896" bold="true" box="[151,283,1782,1806]" pageId="6" pageNumber="57">FIGURE 5.</emphasis>
<taxonomicName id="9DB44D1CFF9DBE2F7736D4FAFD89F895" box="[290,530,1782,1805]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="57" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF9DBE2F7736D4FAFD89F895" box="[290,530,1782,1805]" italics="true" pageId="6" pageNumber="57">Gammarus kesanensis</emphasis>
</taxonomicName>
<emphasis id="68C0EA8DFF9DBE2F740ED4FAFDEBF896" bold="true" box="[538,624,1782,1806]" pageId="6" pageNumber="57">
<taxonomicNameLabel id="73F357F6FF9DBE2F740ED4FAFDEBF896" box="[538,624,1782,1806]" pageId="6" pageNumber="57" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
Holotype male. A, pereopod 4; B, dactyl of pereopod 4; C, pereopod 5; D, dactyl of pereopod 5; E, pereopod 6; F, dactyl of pereopod 6; G, pereopod 7; H, dactyl of pereopod 7.
</paragraph>
</caption>
<paragraph id="5A0B369FFF9DBE2F76D0D557FD9CF87D" blockId="6.[151,1436,1883,2021]" pageId="6" pageNumber="57">Epimeral plates 13 (fig. 2H): epimeral plate 1 with 78 setae on anterior corner, posterodistal corner not rounded; epimeral plate 2, posterodistal corner is rectangular, with 3 setae on anterior corner and 78 long setae on ventral margin; epimeral plate 3, posterodistal corner rectangular, with 45 setae on anterior corner and 5 spines on ventral margin.</paragraph>
<caption id="0ECB6617FF9CBE2E7683D61EFB21FBD1" httpUri="https://zenodo.org/record/194040/files/figure.png" pageId="7" pageNumber="58" targetBox="[220,1368,205,1005]" targetPageId="7">
<paragraph id="5A0B369FFF9CBE2E7683D61EFB21FBD1" blockId="7.[151,1436,1042,1097]" pageId="7" pageNumber="58">
<emphasis id="68C0EA8DFF9CBE2E7683D61EFE80FBB2" bold="true" box="[151,283,1042,1066]" pageId="7" pageNumber="58">FIGURE 6.</emphasis>
<taxonomicName id="9DB44D1CFF9CBE2E7736D61EFD88FBB1" box="[290,531,1042,1065]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="7" pageNumber="58" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF9CBE2E7736D61EFD88FBB1" box="[290,531,1042,1065]" italics="true" pageId="7" pageNumber="58">Gammarus kesanensis</emphasis>
</taxonomicName>
<emphasis id="68C0EA8DFF9CBE2E740ED61EFDEAFBB2" bold="true" box="[538,625,1042,1066]" pageId="7" pageNumber="58">
<taxonomicNameLabel id="73F357F6FF9CBE2E740ED61EFDEAFBB2" box="[538,625,1042,1066]" pageId="7" pageNumber="58" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
Holotype male (H), Allotype female (AG). A, uropod 3; B, antenna 1; C, antenna 2; D, pereopod 7; E, pereopod 5; F, dactyl of pereopod 5; G, dactyl of pereopod 7; H, head.
</paragraph>
</caption>
<paragraph id="5A0B369FFF9CBE2E76D0D67BFC21FB2F" blockId="7.[151,1437,1143,2028]" pageId="7" pageNumber="58">Pleopods 13 (figs. 4E, F): subequal; peduncle with some setae, bearing 2 retinacula accompanied by a few setae; rami with about 15 segments, fringed with plumose setae.</paragraph>
<paragraph id="5A0B369FFF9CBE2E76D0D6CEFC05FABF" blockId="7.[151,1437,1143,2028]" pageId="7" pageNumber="58">Urosomites 13 (fig. 3C): almost flat; each urosomite bearing a dorsomedian and 2 dorsolateral groups of short spines and longer setae on posterior margins. Each dorsolateral groups consisting of 13 spines and 35 longer setae. All urosomites bearing spines in dorsolateral groups.</paragraph>
<paragraph id="5A0B369FFF9CBE2E76D0D73EFD65FA0F" blockId="7.[151,1437,1143,2028]" pageId="7" pageNumber="58">
Uropod 1 (fig.
<date id="2E0A105FFF9CBE2E7761D73EFE0AFAD4" box="[373,401,1330,1356]" pageId="7" pageNumber="58">2I</date>
): peduncle longer than rami, with 1 spine on dorsal surface; outer margin with 3 spines; inner margin bare; outer ramus slightly shorter (about 0.9 times as long as inner ramus) than inner ramus, with 3 spines on inner margin and 1 seta on outer margin.
</paragraph>
<paragraph id="5A0B369FFF9CBE2E76D0D7AEFCA8F99F" blockId="7.[151,1437,1143,2028]" pageId="7" pageNumber="58">
Uropod 2 (fig.
<date id="2E0A105FFF9CBE2E7763D7AEFE08FA24" box="[375,403,1442,1468]" pageId="7" pageNumber="58">2I</date>
): peduncle with 1 and 2 marginal spines on inner and outer margin, respectively; outer ramus a little shorter than inner ramus (about 0.75 times as long as inner ramus); outer ramus with 1 spine on inner margin; inner ramus with 2 spines on inner margin.
</paragraph>
<paragraph id="5A0B369FFF9CBE2E76D0D41EFD63F959" blockId="7.[151,1437,1143,2028]" pageId="7" pageNumber="58">Uropod 3 (fig. 4H): peduncle with 46 distal spines; inner ramus distinctly shorter than outer ramus (about 0.7 times as long as outer ramus), with 3 groups of lateral spines and few plumose setae on outer margin, many plumose setae on inner margin; article 1 of outer ramus with 3 groups of spines on outer margin together with few plumose and simple setae; inner margin with plumose setae, first segment of outer ramus bearing 3 4 distal spines, article 2 longer than adjacent spines.</paragraph>
<paragraph id="5A0B369FFF9CBE2E76D0D4C1FEB0F8A9" blockId="7.[151,1437,1143,2028]" pageId="7" pageNumber="58">Telson (fig. 2J): deeply cleft; each lobe with 12 distal spines together with many longer distal and dorsolateral setae; length of distal and lateral setae about 0.7 and 0.5 times as long as the length of telson, respectively.</paragraph>
<paragraph id="5A0B369FFF9CBE2176D0D531FCAEFDD4" blockId="7.[151,1437,1143,2028]" lastBlockId="8.[151,1437,152,663]" lastPageId="8" lastPageNumber="59" pageId="7" pageNumber="58">
Female: Antenna 1 (fig. 6B): peduncle segments with few short setae (not longer than diameter of the segment where they implanted); primary flagellum with 1921 segments; accessory flagellum with 34 segments; Antenna 2 (fig. 6C): peduncle segments bearing some groups of short setae on dorsal margin; setae on ventral margins almost as long as (some longer) diameter of segment where they implanted; primary flagellum with 89 segments; setation of flagellar segments weaker than that of male; calceoli absent; gnathopod 1 (fig.
<date id="2E0A105FFF93BE217778D294FE12FF2A" box="[364,393,152,178]" pageId="8" pageNumber="59">7I</date>
): basis with many long setae on both anterior and posterior margins; setae usually more than 2 times longer than diameter of basal segment; propodus ovate with 3 groups of setae on anterior margin, palm not as oblique as that of male, with 4 spines on posterior corner, dactylus with 1 seta on outer margin. Gnathopod 2 (fig. 7A): merus and carpus elongate, propodus subrectangular, medial palmar spine absent, bearing 35 spines on posterior corner and spines on inner margin. Pereopods 34 (figs. 7C, D, J, K) similar to those of male in setation; pereopod 3 bearing less setae on posterior margins of merus and carpus than those in males (fig. 7J). Pereopods 57 (figs. 6DG, 7B, H) more setose especially along the anterior margins of ischium and merus segments; basal segment of pereopod 7 bearing a few setae on inner surface. Uropod 3 (fig. 6A), inner ramus shorter than outer ramus; inner ramus with plumose setae and 1 spine on outer margin; article 2 of outer ramus as long as spines on distal part of first article; inner margin of outer ramus with a few plumose setae; outer margin of outer ramus with some simple setae and 2 groups of spines (setae longer than the spines). Oostegites broad, ovate, on pereopods 2 to 5.
</paragraph>
</subSubSection>
<subSubSection id="12AE6514FF93BE2076D0D05BFB61FF2A" lastPageId="9" lastPageNumber="60" pageId="8" pageNumber="59" type="etymology">
<paragraph id="5A0B369FFF93BE2176D0D05BFE33FD0F" blockId="8.[151,1437,152,663]" pageId="8" pageNumber="59">
<emphasis id="68C0EA8DFF93BE2176D0D05BFECAFDE9" bold="true" box="[196,337,599,625]" pageId="8" pageNumber="59">Etymology.</emphasis>
The epithet
<taxonomicName id="9DB44D1CFF93BE2177F2D054FDF8FDE9" box="[486,611,600,625]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="59" phylum="Arthropoda" rank="species" species="kesanensis">
<emphasis id="68C0EA8DFF93BE2177F2D054FDF8FDE9" box="[486,611,600,625]" italics="true" pageId="8" pageNumber="59">kesanensis</emphasis>
</taxonomicName>
is derived from the name of the
<typeStatus id="850F883DFF93BE2175F3D054FB82FDEA" box="[999,1049,600,626]" pageId="8" pageNumber="59">type</typeStatus>
locality, Keşan, Edirne province in northwesternTurkey.
</paragraph>
<caption id="0ECB6617FF93BE217683D581FE8FF87C" httpUri="https://zenodo.org/record/194041/files/figure.png" pageId="8" pageNumber="59" targetBox="[206,1366,725,1926]" targetPageId="8">
<paragraph id="5A0B369FFF93BE217683D581FE8FF87C" blockId="8.[151,1437,1933,2020]" pageId="8" pageNumber="59">
<emphasis id="68C0EA8DFF93BE217683D581FE83F83D" bold="true" box="[151,280,1933,1957]" pageId="8" pageNumber="59">FIGURE 7.</emphasis>
<taxonomicName id="9DB44D1CFF93BE21770BD582FD96F83D" box="[287,525,1934,1957]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="8" pageNumber="59" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF93BE21770BD582FD96F83D" box="[287,525,1934,1957]" italics="true" pageId="8" pageNumber="59">Gammarus kesanensis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="73F357F6FF93BE217400D581FDF3F83D" box="[532,616,1933,1957]" pageId="8" pageNumber="59" rank="species">
<emphasis id="68C0EA8DFF93BE217400D581FDF3F83D" bold="true" box="[532,616,1933,1957]" pageId="8" pageNumber="59">sp. nov.</emphasis>
</taxonomicNameLabel>
Allotype female. A, gnathopod 2; B, pereopod 6; C, pereopod 4; D, dactyl of pereopod 4; E, uropod 1; F, uropod 2; G, telson; H, dactyl of pereopod 6; I, gnathopod 1; J, pereopod 3; K, dactyl of pereopod 3.
</paragraph>
</caption>
<paragraph id="5A0B369FFF92BE2076D0D29BFB61FF2A" blockId="9.[151,1437,151,775]" box="[196,1274,151,178]" pageId="9" pageNumber="60">
<emphasis id="68C0EA8DFF92BE2076D0D29BFEB0FF29" bold="true" box="[196,299,151,177]" pageId="9" pageNumber="60">Habitat.</emphasis>
Specimens were collected from an active trough which has mud-detritus sediment.
</paragraph>
</subSubSection>
<subSubSection id="12AE6514FF92BE2076D0D2B1FA96FC9F" pageId="9" pageNumber="60" type="discussion">
<paragraph id="5A0B369FFF92BE2076D0D2B1FB2DFE44" blockId="9.[151,1437,151,775]" pageId="9" pageNumber="60">
<emphasis id="68C0EA8DFF92BE2076D0D2B1FEDBFF4F" bold="true" box="[196,320,189,215]" pageId="9" pageNumber="60">Remarks.</emphasis>
At first sight, this species looks very similar to
<taxonomicName id="9DB44D1CFF92BE207598D2B1FB7FFF4E" box="[908,1252,189,214]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="subSpecies" species="pulex" subSpecies="polonensis">
<emphasis id="68C0EA8DFF92BE207598D2B1FB7FFF4E" box="[908,1252,189,214]" italics="true" pageId="9" pageNumber="60">Gammarus pulex polonensis</emphasis>
</taxonomicName>
G. K a r a m a n &amp; Pinkster 1977, because of absence of eyes, swollen flagellar segments of antenna 2 and a rich setation on the posterior margin of pereopods 3 and 4. However, the second antenna bears more setae both on pedunclar and flagellar segments than that of
<taxonomicName id="9DB44D1CFF92BE207415D321FD7FFEDE" box="[513,740,301,326]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="subSpecies" species="pulex" subSpecies="polonensis">
<emphasis id="68C0EA8DFF92BE207415D321FD7FFEDE" box="[513,740,301,326]" italics="true" pageId="9" pageNumber="60">G. pulex polonensis</emphasis>
</taxonomicName>
. Also, in both of the males and females of the new species, setae occur on the inner surface of basal segment of pereopod 7; pereopods 5 to 7 bear long setae (longer than the spines) along the anterior margins of their third and fourth (ischium and merus) segments; the posteroinferior corner of the first epimeral plate is not rounded as in
<taxonomicName id="9DB44D1CFF92BE2075DFD391FBEFFE2E" box="[971,1140,413,438]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="subSpecies" species="pulex" subSpecies="pulex">
<emphasis id="68C0EA8DFF92BE2075DFD391FBEFFE2E" box="[971,1140,413,438]" italics="true" pageId="9" pageNumber="60">G. pulex pulex</emphasis>
</taxonomicName>
; and third uropod is less setose, only a few simple and plumose setae occur along the outer margin of its outer lobe
</paragraph>
<paragraph id="5A0B369FFF92BE2076D0D3E4FA96FC9F" blockId="9.[151,1437,151,775]" pageId="9" pageNumber="60">
This species also resembles
<taxonomicName id="9DB44D1CFF92BE207404D3E4FC1FFD9A" authority="G. Karaman 1968" authorityName="G. Karaman" authorityYear="1968" box="[528,900,488,514]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="albimanus">
<emphasis id="68C0EA8DFF92BE207404D3E4FD31FD99" box="[528,682,488,513]" italics="true" pageId="9" pageNumber="60">G. albimanus</emphasis>
<bibRefCitation id="3E254B6EFF92BE2074A7D3E4FC1FFD9A" author="Karaman" box="[691,900,488,514]" pageId="9" pageNumber="60" refString="Karaman, G. S. (1968) XVI. Beitrag zur Kenntnis der Amphipoden (Crustacea, Malacostraca). Fragmenta Balcanica, 6 (16), 149 - 155." type="journal article" year="1968">G. Karaman 1968</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="9DB44D1CFF92BE207584D3E4FBF9FD9A" authority="Pinkster" authorityName="Pinkster" box="[912,1122,488,514]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="vignai">
<emphasis id="68C0EA8DFF92BE207584D3E4FC60FD99" box="[912,1019,488,513]" italics="true" pageId="9" pageNumber="60">G. vignai</emphasis>
Pinkster
</taxonomicName>
&amp; Karaman 1977,
<emphasis id="68C0EA8DFF92BE207351D3E4FA03FD99" box="[1349,1432,488,513]" italics="true" pageId="9" pageNumber="60">G. s k e t i</emphasis>
<bibRefCitation id="3E254B6EFF92BE207683D001FEF0FDBF" author="Karaman" box="[151,363,525,551]" pageId="9" pageNumber="60" refString="Karaman, G. S. (1989) New Species of the Family Gammaridae from Ohrid Lake Basin, Gammarus sketi, n. sp., with emphasis on the subterranean members of Genus Gammarus Fabr. (Contribution to the Knowledge of the Amphipoda 191). Glasnik Odjeljenja prirodnih nauka, CANU, 7, 53 - 71." type="journal article" year="1989">G. Karaman 1989</bibRefCitation>
,
<taxonomicName id="9DB44D1CFF92BE20776CD001FC9DFDBF" authority="Hou &amp; Li, 2002" authorityName="Hou &amp; Li" authorityYear="2002" box="[376,774,525,551]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="xianfengensis">
<emphasis id="68C0EA8DFF92BE20776CD001FDA7FDBE" box="[376,572,525,550]" italics="true" pageId="9" pageNumber="60">G. xianfengensis</emphasis>
<bibRefCitation id="3E254B6EFF92BE207450D001FC9DFDBF" author="Hou" box="[580,774,525,551]" pageId="9" pageNumber="60" refString="Hou, Z., &amp; Li, S. (2002) Two new species of troglobitic amphipod crustaceans (Gammaridae) from Hubei province, China. The Raffles Bulletin of Zoology, 50 (1), 27 - 36." type="journal article" year="2002">Hou &amp; Li, 2002</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="9DB44D1CFF92BE207507D001FB0FFDBF" authority="Hou &amp; Li, 2002" authorityName="Hou &amp; Li" authorityYear="2002" box="[787,1172,525,551]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="lichuanensis">
<emphasis id="68C0EA8DFF92BE207507D001FC52FDBE" box="[787,969,525,550]" italics="true" pageId="9" pageNumber="60">G. lichuanensis</emphasis>
<bibRefCitation id="3E254B6EFF92BE2075C6D001FB0FFDBF" author="Hou" box="[978,1172,525,551]" pageId="9" pageNumber="60" refString="Hou, Z., &amp; Li, S. (2002) Two new species of troglobitic amphipod crustaceans (Gammaridae) from Hubei province, China. The Raffles Bulletin of Zoology, 50 (1), 27 - 36." type="journal article" year="2002">Hou &amp; Li, 2002</bibRefCitation>
</taxonomicName>
,
<emphasis id="68C0EA8DFF92BE2072B5D001FA87FDBE" box="[1185,1308,525,550]" italics="true" pageId="9" pageNumber="60">G. a o c u l u s</emphasis>
<bibRefCitation id="3E254B6EFF92BE207333D001FF4FFDD4" author="Hou" pageId="9" pageNumber="60" refString="Hou, Z., &amp; Li, S. (2003) A new species of blind Gammaridae China (Crustacea, Amphipoda), Acta Zootaxsonomica Sinica, 28 (3), 448 - 454." type="journal article" year="2003">Hou &amp; Li 2003</bibRefCitation>
,
<taxonomicName id="9DB44D1CFF92BE2076F5D03EFDCEFDD4" authority="Hou et al. 2004" authorityName="Hou et al." authorityYear="2004" box="[225,597,562,588]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="translucidus">
<emphasis id="68C0EA8DFF92BE2076F5D03EFE09FDD3" box="[225,402,562,587]" italics="true" pageId="9" pageNumber="60">G. translucidus</emphasis>
<bibRefCitation id="3E254B6EFF92BE20778ED03EFDCEFDD4" author="Hou" box="[410,597,562,588]" pageId="9" pageNumber="60" refString="Hou, Z., Li, P., Li, S. (2004) On a new species of Gammarus (Amphipoda, Gammaridae) from Zuanyankong Cave, Guizhou, China, Crustaceana, 77 (7), 825 - 833." type="journal article" year="2004">
Hou
<emphasis id="68C0EA8DFF92BE2077C0D03EFD8BFDD3" box="[468,528,562,587]" italics="true" pageId="9" pageNumber="60">et al.</emphasis>
2004
</bibRefCitation>
</taxonomicName>
,
<emphasis id="68C0EA8DFF92BE207476D03EFD7FFDD3" box="[610,740,562,587]" italics="true" pageId="9" pageNumber="60">G. c o m o s u s</emphasis>
<bibRefCitation id="3E254B6EFF92BE2074FBD03EFC31FDD4" author="Hou" box="[751,938,562,588]" pageId="9" pageNumber="60" refString="Hou, Z., Li, S., Gao, J. (2005) Gammarus comosus, a new cave-dwelling gammarid from Guizhou, China (Amphipoda, Gammaridae), Crustaceana, 78 (6), 653 - 664." type="journal article" year="2005">
Hou
<emphasis id="68C0EA8DFF92BE20753ED03EFCFEFDD3" box="[810,869,562,587]" italics="true" pageId="9" pageNumber="60">et al.</emphasis>
2005
</bibRefCitation>
,
<taxonomicName id="9DB44D1CFF92BE2075A3D03EFAFEFDD4" authority="Ozbek &amp; Guloglu 2005" authorityName="Ozbek &amp; Guloglu" authorityYear="2005" box="[951,1381,562,588]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="ustaoglui">
<emphasis id="68C0EA8DFF92BE2075A3D03EFBDFFDD3" box="[951,1092,562,587]" italics="true" pageId="9" pageNumber="60">G. ustaoglui</emphasis>
<bibRefCitation id="3E254B6EFF92BE207258D03EFAFEFDD4" author="Ozbek" box="[1100,1381,562,588]" pageId="9" pageNumber="60" refString="Ozbek, M., &amp; Guloglu, M. O. (2005) A New Cave Amphipod from Turkey: Gammarus ustaoglui sp. nov. Israel Journal of Zoology, 51 (2), 147 - 155." type="journal article" year="2005">Özbek &amp; Güloglu 2005</bibRefCitation>
</taxonomicName>
, and
<taxonomicName id="9DB44D1CFF92BE207683D054FE77FDEA" authority="Hou et al. 2006" authorityName="Hou et al." authorityYear="2006" box="[151,492,600,626]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="abstrusus">
<emphasis id="68C0EA8DFF92BE207683D054FEB1FDE9" box="[151,298,600,625]" italics="true" pageId="9" pageNumber="60">G. abstrusus</emphasis>
<bibRefCitation id="3E254B6EFF92BE207726D054FE77FDEA" author="Hou" box="[306,492,600,626]" pageId="9" pageNumber="60" refString="Hou, Z. Platvoet, D. Li, S. (2006) Gammarus abstrusus n. sp., a new cave-dwelling gammaridean amphipod from Sichuan, China (Amphipoda, Gammaridea), Crustaceana, 79 (10), 1209 - 1222." type="journal article" year="2006">
Hou
<emphasis id="68C0EA8DFF92BE207779D054FE32FDE9" box="[365,425,600,625]" italics="true" pageId="9" pageNumber="60">et al.</emphasis>
<quantity id="9D4C9B7AFF92BE2077A5D054FE77FDEA" box="[433,492,600,626]" metricMagnitude="1" metricUnit="m" metricValue="5.0952399999999995" pageId="9" pageNumber="60" unit="in" value="2006.0">2006</quantity>
</bibRefCitation>
</taxonomicName>
in the absence of eyes. The new species differs from
<taxonomicName id="9DB44D1CFF92BE20727BD054FA97FDE9" box="[1135,1292,600,625]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="albimanus">
<emphasis id="68C0EA8DFF92BE20727BD054FA97FDE9" box="[1135,1292,600,625]" italics="true" pageId="9" pageNumber="60">G. albimanus</emphasis>
</taxonomicName>
,
<taxonomicName id="9DB44D1CFF92BE207308D054FAE8FDE9" box="[1308,1395,600,625]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="sketi">
<emphasis id="68C0EA8DFF92BE207308D054FAE8FDE9" box="[1308,1395,600,625]" italics="true" pageId="9" pageNumber="60">G. sketi</emphasis>
</taxonomicName>
,
<taxonomicName id="9DB44D1CFF92BE207397D054FEA1FD0E" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="xianfengensis">
<emphasis id="68C0EA8DFF92BE207397D054FEA1FD0E" italics="true" pageId="9" pageNumber="60">G. xianfengensis</emphasis>
</taxonomicName>
and
<taxonomicName id="9DB44D1CFF92BE207761D071FDB0FD0E" box="[373,555,637,662]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="lichuanensis">
<emphasis id="68C0EA8DFF92BE207761D071FDB0FD0E" box="[373,555,637,662]" italics="true" pageId="9" pageNumber="60">G. lichuanensis</emphasis>
</taxonomicName>
by the presence of rich setation on pereopods 3 and 4.
<taxonomicName id="9DB44D1CFF92BE2072D3D071FAF3FD0E" box="[1223,1384,637,662]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="kesanensis" status="sp. nov.">
<emphasis id="68C0EA8DFF92BE2072D3D071FAF3FD0E" box="[1223,1384,637,662]" italics="true" pageId="9" pageNumber="60">G. kesanensis</emphasis>
</taxonomicName>
,
<taxonomicNameLabel id="73F357F6FF92BE20736CD071FF51FD24" pageId="9" pageNumber="60" rank="species">
<emphasis id="68C0EA8DFF92BE20736CD071FF51FD24" bold="true" pageId="9" pageNumber="60">sp. nov.</emphasis>
</taxonomicNameLabel>
differs from
<taxonomicName id="9DB44D1CFF92BE20777CD0AEFE49FD23" box="[360,466,674,699]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="vignai">
<emphasis id="68C0EA8DFF92BE20777CD0AEFE49FD23" box="[360,466,674,699]" italics="true" pageId="9" pageNumber="60">G. vignai</emphasis>
</taxonomicName>
, by the presence of swollen flagellar segments of antenna 2 (especially in males). The new species differs from
<emphasis id="68C0EA8DFF92BE207411D0C4FD18FD79" box="[517,643,712,737]" italics="true" pageId="9" pageNumber="60">G. a o c u l u s</emphasis>
by the weaker setation of gnathopods 1 and 2 and uropod 3 and clearly differs from
<taxonomicName id="9DB44D1CFF92BE207795D0E1FD95FC9E" box="[385,526,749,774]" class="Malacostraca" family="Gammaridae" genus="Gammarus" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="60" phylum="Arthropoda" rank="species" species="ustaoglui">
<emphasis id="68C0EA8DFF92BE207795D0E1FD95FC9E" box="[385,526,749,774]" italics="true" pageId="9" pageNumber="60">G. ustaoglui</emphasis>
</taxonomicName>
by the presence of second segment of the outer lobe of uropod 3.
</paragraph>
</subSubSection>
</treatment>
</document>