251 lines
26 KiB
XML
251 lines
26 KiB
XML
<document id="148EEBCE74F6A9A69260AFE7DA253410" ID-CLB-Dataset="28471" ID-DOI="http://dx.doi.org/10.3897/zse.90.8559" ID-GBIF-Dataset="13ad2e93-0647-45b9-a1a4-d53724b2b998" ID-Pensoft-Pub="1860-0743-2-225" ID-ZooBank="7818718A2FE2479184FE66085FCFD0D8" ModsDocAuthor="" ModsDocDate="2014" ModsDocID="1860-0743-2-225" ModsDocOrigin="Zoosystematics and Evolution 90 (2)" ModsDocTitle="A redescription of the type species of Oedicerina Stephensen, 1931 (Crustacea, Amphipoda, Oedicerotidae) and the description of two new species" checkinTime="1552154792021" checkinUser="pensoft" docAuthor="Coleman, Charles Oliver & Thurston, Michael H." docDate="2014" docId="3EFE49366E72EFD77785CB825EC3866D" docLanguage="en" docName="ZoosystEvol 90(2): 225-247" docOrigin="Zoosystematics and Evolution 90 (2)" docSource="http://dx.doi.org/10.3897/zse.90.8559" docTitle="Oedicerina ingolfi Stephensen 1931" docType="treatment" docVersion="6" lastPageNumber="227" masterDocId="8E64FF8EFFD5232CFFDBFFC6FFF30147" masterDocTitle="A redescription of the type species of Oedicerina Stephensen, 1931 (Crustacea, Amphipoda, Oedicerotidae) and the description of two new species" masterLastPageNumber="247" masterPageNumber="225" pageNumber="227" updateTime="1701375365548" updateUser="ExternalLinkService">
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<mods:title id="466F2E145485D0AD1959A92C96554CDF">A redescription of the type species of Oedicerina Stephensen, 1931 (Crustacea, Amphipoda, Oedicerotidae) and the description of two new species</mods:title>
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<mods:namePart id="1C495A69D92CB2ACBA3EA6919998446B">Coleman, Charles Oliver</mods:namePart>
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<mods:namePart id="D674F1182E74F84B476BC3EEBA05093E">Thurston, Michael H.</mods:namePart>
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<mods:title id="035253DF05C08BA0CCF5E045E3F772B6">Zoosystematics and Evolution</mods:title>
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<mods:date id="E47CC4FC43FDC1CCC2731BFBBF41AAC8">2014</mods:date>
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<mods:classification id="675E64F807F348FA8A1E22425DCCE779">journal article</mods:classification>
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<mods:identifier id="477D6E0BECB08AE67B40FB25ECD6767F" type="DOI">http://dx.doi.org/10.3897/zse.90.8559</mods:identifier>
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<treatment id="3EFE49366E72EFD77785CB825EC3866D" ID-GBIF-Taxon="154365932" LSID="urn:lsid:plazi:treatment:3EFE49366E72EFD77785CB825EC3866D" httpUri="http://treatment.plazi.org/id/3EFE49366E72EFD77785CB825EC3866D" lastPageNumber="227" pageId="2" pageNumber="227">
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<subSubSection id="7E3C38E9947F9AD4CB835857D9137AF6" pageId="2" pageNumber="227" type="nomenclature">
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<paragraph id="EAC6E25AD309285944FE646C0EF36B5F" pageId="2" pageNumber="227">
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<taxonomicName id="3B08CB04E6CCC4218D111794E159498F" ID-CoL="48VP2" authority="Stephensen, 1931" authorityName="Stephensen" authorityYear="1931" class="Malacostraca" family="Oedicerotidae" genus="Oedicerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Oedicerina ingolfi" order="Amphipoda" pageId="2" pageNumber="227" phylum="Arthropoda" rank="species" species="ingolfi">
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<pageBreakToken id="F9EB629D19019051635633A3D9B78C08" pageId="2" pageNumber="227" start="start">Oedicerina</pageBreakToken>
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ingolfi Stephensen, 1931
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</taxonomicName>
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Figs 1, 2, 3, 4, 5
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</paragraph>
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</subSubSection>
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<subSubSection id="96497BE7ADD58D074E5B177CF6299A76" pageId="2" pageNumber="227" type="reference_group">
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<paragraph id="D2DC5EC618D07462A7090C8C2D455BAE" pageId="2" pageNumber="227">
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<taxonomicName id="F08CB3194CA6853D0FB36A387D92D5B3" class="Malacostraca" family="Oedicerotidae" genus="Oedicerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Oedicerina ingolfi" order="Amphipoda" pageId="2" pageNumber="227" phylum="Arthropoda" rank="species" species="ingolfi">Oedicerina ingolfi</taxonomicName>
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Stephensen, 1931, p. 250, fig. 72.
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</paragraph>
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<paragraph id="17834578B046A02C8B243CFF7FF1BEAC" pageId="2" pageNumber="227">
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<taxonomicName id="279C8F62B1CACD2579FF79D6371D77FD" family="Oedicerotidae" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="" order="Amphipoda" pageId="2" pageNumber="227" rank="family">Oedicerotidae</taxonomicName>
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gen. et sp. n.
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<bibRefCitation id="B06B0730ED93F9F6D1D4A434B90C6DA7" author="Dahl, E" journalOrPublisher="Sarsia" pageId="6" pageNumber="231" pagination="57 - 59" title="AmphipodaGammaridea from the deep Norwegian Sea. A preliminary report." volume="64" year="1979">Dahl 1979</bibRefCitation>
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, p. 60 (ecology).
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</paragraph>
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</subSubSection>
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<subSubSection id="52F2996A1930166B7BBA82B75CCA9709" pageId="2" pageNumber="227" type="material examined">
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<paragraph id="B34C2F386B22C97D3FC103E68CCDAD35" pageId="2" pageNumber="227">Material examined.</paragraph>
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<paragraph id="325BF7284CF83B66D59D4584486DDA4A" pageId="2" pageNumber="227">
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3 ovig. females, 6 females, 3 males, 2 unknown sex, 4 juveniles, ZMBN 95143, St. 81.08.14.5,
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<geoCoordinate id="26C018735E4838D5613675CB583F10E4" direction="north" orientation="latitude" precision="92" value="64.28167">64°16.9'N</geoCoordinate>
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,
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<geoCoordinate id="10C076DD87451622AD36ABFF14A3F6E2" direction="west" orientation="longitude" precision="92" value="-0.195">00°11.7'W</geoCoordinate>
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, 2630 m, F/F
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<normalizedToken id="3822E7EAC8A484AB0D2D2272BD6EDFAC" originalValue="Håkon">Hakon</normalizedToken>
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Mosby, RP-sledge, T. Brattegard, 14 August 1981.
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</paragraph>
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<paragraph id="301CBD3742140CB027A6DC796CFD4547" pageId="2" pageNumber="227">
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1 female, 1 male, 1 juvenile, ZMBN 95144, St. 81.08.14.1,
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<geoCoordinate id="1F1B76E027409C27A2753813FD67F093" direction="north" orientation="latitude" precision="92" value="65.32833">65°19.7'N</geoCoordinate>
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<geoCoordinate id="A49EC1E63F23A74B2D9963A849661E9A" direction="east" orientation="longitude" precision="92" value="1.045">01°02.7'E</geoCoordinate>
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, 2908 m, F/F
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<normalizedToken id="DD8D786A08B3551778F03D08A990742D" originalValue="Håkon">Hakon</normalizedToken>
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Mosby, RP-sledge, T. Brattegard, 14 August 1981.
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</paragraph>
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<paragraph id="D3D9FAA103DE5FF207F834674F34FAEA" pageId="2" pageNumber="227">
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1 ovig. female, 4 females, 7 males, 3 unknown sex, 12 juveniles, ZMBN 95145, St. 82.11.24.1
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<geoCoordinate id="1ECE5BC63F80695E32432279258B2182" direction="north" orientation="latitude" precision="92" value="64.80334">64°48.2'N</geoCoordinate>
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<geoCoordinate id="2EA7C9D923E5E51E35D6A39058CE46F5" direction="west" orientation="longitude" precision="92" value="-1.55">01°33.0'W</geoCoordinate>
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, 3000 m, F/F
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<normalizedToken id="6F74C0379A6C0BEBA01E18A0DEE10AFD" originalValue="Håkon">Hakon</normalizedToken>
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Mosby, RP-sledge, T. Brattegard, 24 November 1982.
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</paragraph>
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<paragraph id="5D19A89AA56AB4A88BCCA755F71659AC" pageId="2" pageNumber="227">
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1 male, 1 juvenile, ZMBN 95146, St. 81.06.03.5,
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<geoCoordinate id="6CA1778F4AC58A697C03DA6F2347BA2A" direction="north" orientation="latitude" precision="92" value="67.78333">67°47.0'N</geoCoordinate>
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<geoCoordinate id="95109D6D56F38825B23CE52A4551EC89" direction="east" orientation="longitude" precision="92" value="7.7316666">07°43.9'E</geoCoordinate>
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, 2025 m, F/F
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<normalizedToken id="3758E7209F4A92AF645D4CED0BA70A62" originalValue="Håkon">Hakon</normalizedToken>
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Mosby, RP-sledge, T. Brattegard, 3 June 1981.
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</paragraph>
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<paragraph id="33E5DDA2E1B42FF17147AAED9D6BE69E" pageId="2" pageNumber="227">
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1 female, ZMBN 95147, St. 86.07.26.1,
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<geoCoordinate id="C9DA2F8BA7AEA8DE86E6747E5BC7AB83" direction="north" orientation="latitude" precision="92" value="69.60667">69°36.4'N</geoCoordinate>
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<geoCoordinate id="E6799876344BCF15C9759AD3FE539895" direction="west" orientation="longitude" precision="92" value="-9.91">09°54.6'W</geoCoordinate>
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; 2212 m, F/F
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<normalizedToken id="A13A0810DE26B4B99500806FBB20A072" originalValue="Håkon">Hakon</normalizedToken>
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Mosby, RP-sledge, T. Brattegard, 26 July 1986.
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</paragraph>
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<paragraph id="AE5FDDB660E245523E5AFBE79E3B8579" pageId="2" pageNumber="227">
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2 adult females, 1 female, 2 juveniles, NORBI St. 2, DS05,
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<geoCoordinate id="2359459AD86A6644F045A7354CC8F891" direction="north" orientation="latitude" precision="92" value="65.38167">65°22.9'N</geoCoordinate>
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<geoCoordinate id="85884A0D5DC15D98215EF143D8A20F06" direction="east" orientation="longitude" precision="92" value="0.035">00°02.1'E</geoCoordinate>
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-
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<geoCoordinate id="D7B39CDBD07D815B1AFABB10178A7AED" direction="north" orientation="latitude" precision="92" value="65.37334">65°22.4'N</geoCoordinate>
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<geoCoordinate id="2984B7BDEB35481898E68DF6CBF34981" direction="east" orientation="longitude" precision="92" value="0.03666667">00°02.2'E</geoCoordinate>
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; 2970 m, N.O. Jean Charcot, 21 July 1975.
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</paragraph>
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<paragraph id="40FCE9F8513A70F6A0044666764D884E" pageId="2" pageNumber="227">
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1 ovig. female, 1 adult male, NORBI St. 6, DS12,
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<geoCoordinate id="12489B4EA773686913BAB76310D0B44F" direction="north" orientation="latitude" precision="92" value="76.90667">76°54.4'N</geoCoordinate>
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<geoCoordinate id="33EE7DA93FCECC87F6E1CA93F555BF74" direction="east" orientation="longitude" precision="92" value="1.7433333">01°44.6'E</geoCoordinate>
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-
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<geoCoordinate id="BB5EA884309DB880AA724C43D5D62D17" direction="north" orientation="latitude" precision="92" value="76.9">76°54.0'N</geoCoordinate>
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<geoCoordinate id="DB1B4BBA0436382C0DE6ED56DEB07B15" direction="east" orientation="longitude" precision="92" value="1.7716666">01°46.3'E</geoCoordinate>
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; 3200 m, N.O. Jean Charcot, 2 August 1975.
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</paragraph>
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</subSubSection>
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<subSubSection id="C66471A6A0470214571283B1D866430B" pageId="2" pageNumber="227" type="description">
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<paragraph id="03E2EE47C11385EA9B247B3029B68B07" pageId="2" pageNumber="227">Description.</paragraph>
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<paragraph id="63086108D27A0EFB69503DD1DADEF4D6" pageId="2" pageNumber="227">Based on ovigerous female, 10.3 mm, St. 81.08.14.5.</paragraph>
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<paragraph id="EAF16572D214453480C487CA8DF65669" pageId="2" pageNumber="227">
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Head (Fig. 1a): longer than high, longer than pereonites 1-2 combined; no eyes or ocular pigment visible; rostrum strongly deflexed, ventral margin weakly convex. Antenna 1 (Fig. 1b): about as long as antenna 2; length ratios of peduncle articles 1-3 1:0.9:0.6; flagellum 10-articulate; accessory flagellum 1-articulate, minute, slender, less than half length of first flagellum article. Antenna 2 (Fig. 1c): peduncle setose; length of article 4 1.6
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<normalizedToken id="AD7A623F737FE60FD4479D37F95FDD22" originalValue="×">x</normalizedToken>
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article 5; flagellum shorter than peduncle article 5, 7-articulate. Upper lip (labrum) (Fig. 1d): wider than long, rounded apically. Mandible: molar triturative, with one associated seta; incisors and laciniae mobiles 5-dentate; palp (Fig. 1i) 3-articulate, article 2 swollen proximally, article 3 tapered, length ratios of articles 1-3 1:4.1:4.5. Lower lip: inner lobes prominent and broad, hypopharyngeal gap wide, outer lobe mandibular processes short and rounded. Maxilla 1 (Fig. 1e, f, g): inner fig oval, with two distal setae; outer fig with nine acute setal-teeth; palp 2-articulate, article 2 3.6
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<normalizedToken id="1FC1E7B1D65A316B690BD8A778F6EDF8" originalValue="×">x</normalizedToken>
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length of article 1. Maxilla 2 (Fig. 2a): inner fig 1.2
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<normalizedToken id="29B08282C7D5F07D2F8C0C6295A8915F" originalValue="×">x</normalizedToken>
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wider than outer fig; both figs with relatively sparse apical setation. Maxilliped (Fig. 2b): inner fig short, extending just beyond base of palp article 1; outer fig extending 50% along palp article 2, concave medially; palp 4-articulate; article 1 tapered; article 2 broad, strongly expanded medially, lobe subtriangular; article 3 narrow proximally,expanded mediodistally; article 4 acute, weakly falcate: length ratios of articles 1-4 1:1.7:0.7:1.3.
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</paragraph>
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<caption id="879BBD480A87F169EB5F3C22193D6E15" pageId="2" pageNumber="227">
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<paragraph id="15FE53AC9482911B445ACE66213C6C91" pageId="2" pageNumber="227">
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Figure 1.
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<taxonomicName id="EC7F86B14542A3F031C2CD59BEFD3B28" class="Malacostraca" family="Oedicerotidae" genus="Oedicerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Oedicerina ingolfi" order="Amphipoda" pageId="2" pageNumber="227" phylum="Arthropoda" rank="species" species="ingolfi">Oedicerina ingolfi</taxonomicName>
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, ovig. female, 10.3 mm; Norwegian Sea, ZMBN 95143, St. 81.08.14.5. a) habitus (uropods rolled up, not illustrated); b) antenna 1; c) antenna 2; d) upper lip; e) maxilla 1; f) maxilla 1, setal teeth of outer fig; g) maxilla 1, distal setation of palp article 2; h) telson; i) mandibular palp. Scale bars: a; 2 mm: b, c, e, h; 200
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<normalizedToken id="DEAC407E0375B8C6C2D9BC64EBB765DC" originalValue="µm">µm</normalizedToken>
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: d, i; 100
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<normalizedToken id="B04BEA60FB731F91077888E44F4B2EF9" originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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</caption>
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<caption id="3C26E5FF42CD8A746D5BF0EF7128810E" pageId="2" pageNumber="227">
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<paragraph id="ECE74F7477FBAC063F2FA5759BED40E6" pageId="2" pageNumber="227">
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Figure 2.
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<taxonomicName id="5F1DB0CC044913CECD725701D9E5D523" class="Malacostraca" family="Oedicerotidae" genus="Oedicerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Oedicerina ingolfi" order="Amphipoda" pageId="2" pageNumber="227" phylum="Arthropoda" rank="species" species="ingolfi">Oedicerina ingolfi</taxonomicName>
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, ovig. female, 10.3 mm; Norwegian Sea, ZMBN 95143, St. 81.08.14.5. a) maxilla 2; b) maxillipeds; c) gnathopod 1. Scale bars: a; 100
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<normalizedToken id="6E1F0958396AB8A4584DB7B9A5DFFC4B" originalValue="µm">µm</normalizedToken>
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: b, c; 200
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<normalizedToken id="B3B0675203E2013BDFBA21B4AE339557" originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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</caption>
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<paragraph id="C95D1023D51DC3B44EF3BF3AD8A73F11" pageId="2" pageNumber="227">
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Pereon.Pereonite 1 (Fig. 1a): longer than 2; pereonites 3-5 successively longer; pereonites 6 and 7 subequal in length to 5. Gnathopod 1 (Fig. 2c): coxa subtriangular, posterior margin straight, anterodistal corner rounded, posterodistal corner rectangular, distal margin straight, strongly setose; basis straight, weakly expanded, posterior margin with a row of plumose setae; merus, posterodistal lobe rounded, setose; carpus strongly expanded, subacute posterior lobe with posterior and distal margins setose; propodus strongly expanded, as long and wide as carpus, anterior margin convex, palm transverse, convex, crenellate and setose; dactylus curved, just longer than palm. Gnathopod 2 (Fig. 3a): coxa as long as coxa 1, weakly tapering distally, apex rounded, setose; basis subrectangular, with a row of plumose setae near posterior margin; merus, posterodistal lobe narrow, setose; carpus strongly expanded, wider than propodus, posterodistal lobe subacute, distal margin oblique; propodus shorter than carpus, expanded distally, palm strongly convex, crenellate; dactylus slender, falcate, as long as palm. Pereopod 3 (Fig. 3b): coxa subequal to coxa 2; basis shorter than coxa, with very long slender setae on posterior margin and plumose setae close to anterior margin; merus weakly expanded distally; carpus 1.3
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<normalizedToken id="4D5BCD011B017B17AEE499BA9567DA41" originalValue="×">x</normalizedToken>
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length and about as wide as merus, posterior margin setose; propodus oval, setose; dactylus 1.2
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<normalizedToken id="87994E413D407C2AAEECD039D4873C8F" originalValue="×">x</normalizedToken>
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length of propodus. Pereopod 4 (Fig. 4a): coxa wider than long, distal margin rounded, posterodistal lobe very strong, subrectangular; basis shorter than coxa; merus weakly expanded; carpus shorter than merus, but subequal in width, setose posteriorly and anterodistally; propodus with anteromarginal rows of slender setae; dactylus rather stout, short and straight. Pereopod 5 (Fig. 4b): coxa about as deep as coxa 4, bilobed, posterior lobe expanded distally, distal margin straight, anterior lobe 0.7
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<normalizedToken id="6FE74FD1A43547170BC238B193C0F126" originalValue="×">x</normalizedToken>
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length of posterior lobe, rounded distally; basis shorter than coxa; merus as long as basis, carpus 0.5
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<normalizedToken id="98FF35E7DFF908A7EE261E77B816DE01" originalValue="×">x</normalizedToken>
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length of merus; propodus slender, subrectangular, 0.8
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<normalizedToken id="5071EB7964D00ECC900E4BF762DA7E0B" originalValue="×">x</normalizedToken>
|
||
length of merus, about as long as straight lanceolate dactylus; articles 2-6 variously setose. Pereopod 6 (Fig. 5a): coxa almost as deep as coxa 5, bilobed, posterior lobe long, distal margin straight, oblique, anterior lobe short, rounded distally; basis subrectangular; merus posterior margin weakly convex; carpus tapering weakly, 0.5
|
||
<normalizedToken id="2C2E7329C94B1430F74D51F8D98F0D9D" originalValue="×">x</normalizedToken>
|
||
length of merus; propodus with several rows of setae along anterior margin, 0.9
|
||
<normalizedToken id="17F737538769F6B08E09471B93B403B1" originalValue="×">x</normalizedToken>
|
||
length of merus; dactylus lanceolate; articles 2-6 variously setose. Pereopod 7 (Fig. 5b): long, exceeding apices of uropods; coxa wider than long, posterodistal corner subrectangular; basis, posterior margin weakly sinuous, anterior margin strongly convex; merus and carpus with groups of short slender setae on anterior and posterior margins; carpus 1.2
|
||
<normalizedToken id="8744894B71A4AF4CF934709FC803A724" originalValue="×">x</normalizedToken>
|
||
length of merus; propodus narrow, subrectangular, 0.6
|
||
<normalizedToken id="E73F34BD95E889C071B294903D455DDD" originalValue="×">x</normalizedToken>
|
||
length of merus; [dactylus unknown].
|
||
</paragraph>
|
||
<caption id="8204FE8A0B3CAF4FF4D708A73047B470" pageId="2" pageNumber="227">
|
||
<paragraph id="4084C264B66E379A62A27B395B6C7148" pageId="2" pageNumber="227">
|
||
Figure 3.
|
||
<taxonomicName id="2A44E4A68697C0EEF45F8F4441CFA557" class="Malacostraca" family="Oedicerotidae" genus="Oedicerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Oedicerina ingolfi" order="Amphipoda" pageId="2" pageNumber="227" phylum="Arthropoda" rank="species" species="ingolfi">Oedicerina ingolfi</taxonomicName>
|
||
, ovig. female, 10.3 mm; Norwegian Sea, ZMBN 95143, St. 81.08.14.5. a) gnathopod 2; b) pereopod 3. Scale bars: a, b; 200
|
||
<normalizedToken id="198029BB64E57F94069B5DD7E65D70CB" originalValue="µm">µm</normalizedToken>
|
||
.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="28A7DC6EE51813656E3EFBE79DB6C940" pageId="2" pageNumber="227">
|
||
<paragraph id="07FD3C4899E0F3481666FC46CF5B9313" pageId="2" pageNumber="227">
|
||
Figure 4.
|
||
<taxonomicName id="AF91333AB94ACD1F861A90820536E462" class="Malacostraca" family="Oedicerotidae" genus="Oedicerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Oedicerina ingolfi" order="Amphipoda" pageId="2" pageNumber="227" phylum="Arthropoda" rank="species" species="ingolfi">Oedicerina ingolfi</taxonomicName>
|
||
, ovig. female, 10.3 mm; Norwegian Sea, ZMBN 95143, St. 81.08.14.5. a) pereopod 4; b) pereopod 5. Scale bars: a, b; 200
|
||
<normalizedToken id="01EAF1DE8FCBDD0A20741FF6B67AF16F" originalValue="µm">µm</normalizedToken>
|
||
.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="8BC5A1F3D21B30BEF6BCF58C6D6F7224" pageId="2" pageNumber="227">
|
||
<paragraph id="71EE05B3DBD2CCFDA523C66578912D03" pageId="2" pageNumber="227">
|
||
Figure 5.
|
||
<taxonomicName id="95387F154E6C271086BE65C5B463FFC8" class="Malacostraca" family="Oedicerotidae" genus="Oedicerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Oedicerina ingolfi" order="Amphipoda" pageId="2" pageNumber="227" phylum="Arthropoda" rank="species" species="ingolfi">Oedicerina ingolfi</taxonomicName>
|
||
, ovig. female, 10.3 mm; Norwegian Sea, ZMBN 95143, St. 81.08.14.5. a, d) pereopod 6; b) pereopod 7; c) pleopod 1; e) uropod 1; f) uropod 2; g) uropod 3. Scale bars: a, b; 1 mm: c, e, f, g; 200
|
||
<normalizedToken id="768A7AF84508B8DA6B23F26B04A5638D" originalValue="µm">µm</normalizedToken>
|
||
.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="081BDABCCE3A4B318C4F35311143D385" pageId="2" pageNumber="227">
|
||
Pleon.Pleonites 1-2 (Fig. 1a) with mid-dorsal, relatively long posteriorly directed carinate teeth; pleonite 3 with short, slender, upright tooth. Epimera: 1 and 3 evenly rounded; epimeron 2 subrectangular. Pleopod 1 (Fig. 5c): peduncle stout, 0.8
|
||
<normalizedToken id="EB6EF671D675C148482FF95177002802" originalValue="×">x</normalizedToken>
|
||
length of rami.
|
||
</paragraph>
|
||
<paragraph id="F6658EC690C8D1AF97AEF02C1F041F3B" pageId="2" pageNumber="227">
|
||
Urosome.Urosomite 1 (Fig. 1a) longest, with an inconspicuous boss close to the posterior margin; urosomite 3 longer than 2, with short, acute mid-dorsal projection. Uropod 1 (Fig. 5e): peduncle about as long as outer ramus, margins with short setae; inner ramus 1.3
|
||
<normalizedToken id="C051F7A94FB97C0450BF432C4DFD9A9C" originalValue="×">x</normalizedToken>
|
||
length of outer ramus, with small setae on both margins; outer ramus with setae on lateral margin only. Uropod 2 (Fig. 5f): peduncle slightly tapering, with short setae on both margins; inner ramus 1.7
|
||
<normalizedToken id="3385AC54BEDAA4283DFC2FB06DD29BFD" originalValue="×">x</normalizedToken>
|
||
length of outer ramus, with short setae on both margins; outer ramus with setae on lateral margin only. Uropod 3 (Fig. 5g) peduncle short, about as long as telson, with ventral subacute projection; rami subequal, plumose setae on lateral margins. Telson (Fig. 1h) tapered, notched 30%.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="6E05139913A54F65954127103603BAC9" pageId="2" pageNumber="227" type="sexual dimorphism">
|
||
<paragraph id="B74066D3015BD1BD6290C6DB52A16CA9" pageId="2" pageNumber="227">Sexual dimorphism.</paragraph>
|
||
<paragraph id="591B4D160D08B0E5F96851AF2759A7E3" pageId="2" pageNumber="227">Male antenna 1 with shorter peduncle articles in the ratio 1:0.7:0.3 and more numerous flagellum articles compared to female. Article 1 of the flagellum is elongate, about as long as peduncle article 3. Subsequent proximal articles are shorter than wide. The 1-articulate slender accessory flagellum is about 1/3 as long as article 1 of the primary flagellum.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="DE5295C2E1AFD5B1B24F0420983AF323" pageId="2" pageNumber="227" type="distribution">
|
||
<paragraph id="FC9AFB1BC5196F245FDD317848748203" pageId="2" pageNumber="227">Distribution.</paragraph>
|
||
<paragraph id="5B3FA3F0FB536CBA1FDC7BF7E6FBF588" pageId="2" pageNumber="227">
|
||
Between the Faroes and Jan Mayen (
|
||
<bibRefCitation id="76138BA637B2525BFF3FCDF9273C78D8" author="Stephensen, K" journalOrPublisher="The Danish Ingolf-Expedition" pageId="6" pageNumber="231" pagination="179 - 290" title="CrustaceaMalacostraca VII (Amphipoda III)." volume="3" year="1931">Stephensen 1931</bibRefCitation>
|
||
); Norwegian Sea, Greenland Sea (this study), 1802-3200 m.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="59AE55C7A8783B0ECDF7391E92E7AF1C" pageId="2" pageNumber="227" type="remarks">
|
||
<paragraph id="360951F66A071F52BF8B2057A1CD279D" pageId="2" pageNumber="227">Remarks.</paragraph>
|
||
<paragraph id="0464B5656EA8B439B59051F8C4D34D11" pageId="2" pageNumber="227">
|
||
<bibRefCitation id="BD894EB327E7782C50F4F6B150F3051E" author="Stephensen, K" journalOrPublisher="The Danish Ingolf-Expedition" pageId="6" pageNumber="231" pagination="179 - 290" title="CrustaceaMalacostraca VII (Amphipoda III)." volume="3" year="1931">
|
||
<normalizedToken id="D687E03C6AE68F2EB2F50CCD18B4EF17" originalValue="Stephensen’s">Stephensen's</normalizedToken>
|
||
(1931)
|
||
</bibRefCitation>
|
||
specimen was damaged and incomplete. Only the head and pereonites 1-4, pereopods 3-4 and coxae and bases of pereonites 1-2 on one side were available for study. The material from the Bergen Museum used for this description consists of numerous specimens of all sizes, both female and male, and was collected relatively close to the type locality of
|
||
<taxonomicName id="DD5B39487E82C26627187A7D775C7511" class="Malacostraca" family="Oedicerotidae" genus="Oedicerina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Oedicerina ingolfi" order="Amphipoda" pageId="2" pageNumber="227" phylum="Arthropoda" rank="species" species="ingolfi">Oedicerina ingolfi</taxonomicName>
|
||
, but nevertheless we cannot be absolutely sure that our material represents
|
||
<normalizedToken id="91C04892490D4B4AB2321567B9FF101E" originalValue="Stephensen‘s">Stephensen's</normalizedToken>
|
||
species (see discussion below).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |