311 lines
37 KiB
XML
311 lines
37 KiB
XML
<document id="348EAD62B5A46979C45340105F5AB5F4" ID-ISSN="1464-5262" IM.materialsCitations_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1629938576456" checkinUser="felipe" docAuthor="Hendrycks, EA & Conlan, KE" docDate="2003" docId="200387B4FFC4FFAB0F595BEF45A9BBF8" docLanguage="en" docName="JNatHist.37.19.2303-2368.pdf" docOrigin="Journal of Natural History 37" docStyle="DocumentStyle:443144A73DAE3E092C51A378E4CD0138.2:JNatHist.2003-2004.journal_article.1cover" docStyleId="443144A73DAE3E092C51A378E4CD0138" docStyleName="JNatHist.2003-2004.journal_article.1cover" docStyleVersion="2" docTitle="Cyphocaris latirama Hendrycks & Conlan 2003, sp. nov." docType="treatment" docVersion="2" lastPageNumber="2311" masterDocId="DC3AFFCCFFC0FFA20D2A58354169BE28" masterDocTitle="New and unusual abyssal gammaridean Amphipoda from the north-east Pacific" masterLastPageNumber="2368" masterPageNumber="2303" pageNumber="2306" updateTime="1699129476424" updateUser="plazi" zenodo-license-document="CLOSED">
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<mods:titleInfo id="5D8A9FFBB62C983F3F55CB90B153F99B">
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<mods:title id="9D6C2B7A9170912DAD5DE0A4F94EB714">New and unusual abyssal gammaridean Amphipoda from the north-east Pacific</mods:title>
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</mods:titleInfo>
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<mods:name id="6218110C6044153C61C7888EC4E62F2C" type="personal">
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<mods:roleTerm id="A24F067EC9499F137EBDFFAC47BE9322">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="64BDFBFA2DC7E38A39BDEFE966D43B4C">Hendrycks, EA</mods:namePart>
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</mods:name>
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<mods:name id="63D219E338E24E01D08D5DC38ACCC751" type="personal">
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<mods:roleTerm id="8DFBC0E23BEEBF3EA5B55767E1744243">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="828EBE5A02D6905C8A570DB659179851">Conlan, KE</mods:namePart>
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<mods:typeOfResource id="12C3D64F95492BAAD1B2334F67CF9A21">text</mods:typeOfResource>
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<mods:titleInfo id="9955D4E72965C2C246CF7C9F1D04941A">
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<mods:title id="9E54CA9E1BBA1C31AF6F3AD3D8597554">Journal of Natural History</mods:title>
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</mods:titleInfo>
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<mods:part id="3F6174A941BAE2D1FDE61E197EAF2153">
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<mods:date id="25AD76208337699752F10DDCCF6F81FB">2003</mods:date>
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<mods:detail id="86189BDFC500076A9117E72C125FB256" type="volume">
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<mods:number id="3C79DD031656097C1EE8E8B13E61B57A">37</mods:number>
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</mods:detail>
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<mods:extent id="BFE1D4BF414B87212E6DBBF08A278A09" unit="page">
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<mods:start id="AF13A42C175EFE7CB3AF30A7BBBF64D1">2303</mods:start>
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<mods:end id="93C2B8B7E4F07993C77FF0FD7146F928">2368</mods:end>
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</mods:extent>
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<mods:classification id="025F0A496F6C9B9FEEE9AFC6EA301A11">journal article</mods:classification>
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<mods:identifier id="6B7D0259C3415EA3A300942C8DE2AB40" type="ISSN">1464-5262</mods:identifier>
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</mods:mods>
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<treatment id="200387B4FFC4FFAB0F595BEF45A9BBF8" LSID="urn:lsid:plazi:treatment:200387B4FFC4FFAB0F595BEF45A9BBF8" httpUri="http://treatment.plazi.org/id/200387B4FFC4FFAB0F595BEF45A9BBF8" lastPageId="9" lastPageNumber="2311" pageId="4" pageNumber="2306">
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<subSubSection id="E0B06529FFC4FFA60F595BEF40AFBA19" pageId="4" pageNumber="2306" type="nomenclature">
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<paragraph id="A81536A2FFC4FFA60F595BEF42D3BDDA" blockId="4.[627,954,959,1040]" box="[627,954,986,1010]" pageId="4" pageNumber="2306">
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<heading id="F35D81CEFFC4FFA60F595BEF42D3BDDA" box="[627,954,986,1010]" centered="true" fontSize="10" level="2" pageId="4" pageNumber="2306" reason="3">
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<taxonomicName id="6FAA4D21FFC4FFA60F595BEF423EBDDA" ID-CoL="6BX8L" authority="Hendrycks & Conlan, 2003" authorityName="Hendrycks & Conlan" authorityYear="2003" box="[627,855,986,1010]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="4" pageNumber="2306" phylum="Arthropoda" rank="species" species="latirama" status="sp. nov.">
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<emphasis id="9ADEEAB0FFC4FFA60F595BEF423EBDDA" bold="true" box="[627,855,986,1010]" italics="true" pageId="4" pageNumber="2306">Cyphocaris latirama</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="81ED57CBFFC4FFA60E755BEE42D3BDDA" box="[863,954,987,1010]" pageId="4" pageNumber="2306" rank="species">sp. nov.</taxonomicNameLabel>
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</heading>
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||
</paragraph>
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<paragraph id="A81536A2FFC4FFA60FE55BCE40AFBA19" blockId="4.[627,954,959,1040]" lastBlockId="4.[313,454,1055,1074]" pageId="4" pageNumber="2306">
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||
(figures 1, 2)
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||
<emphasis id="9ADEEAB0FFC4FFA60C135C2840AFBA19" box="[313,454,1052,1074]" italics="true" pageId="4" pageNumber="2306">
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<typeStatus id="77118800FFC4FFA60C135C284002BA1A" box="[313,363,1053,1074]" pageId="4" pageNumber="2306">Type</typeStatus>
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material
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||
</emphasis>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="E0B06529FFC4FFAB0C4B5C7945A9BBF8" lastPageId="9" lastPageNumber="2311" pageId="4" pageNumber="2306" type="description">
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||
<paragraph id="A81536A2FFC4FFA60C4B5C79436CBB0B" blockId="4.[313,1268,1100,1315]" pageId="4" pageNumber="2306">
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H: adult
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<emphasis id="9ADEEAB0FFC4FFA60F055C784328BA4C" bold="true" box="[559,577,1101,1124]" italics="true" pageId="4" pageNumber="2306">W</emphasis>
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,
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||
<quantity id="6F529B47FFC4FFA60F7E5C7943DFBA4B" box="[596,694,1100,1124]" metricMagnitude="-2" metricUnit="m" metricValue="2.26" pageId="4" pageNumber="2306" unit="mm" value="22.6">22.6 mm</quantity>
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, (appendages on two slides),
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<materialsCitation id="18C23CFFFFC4FFA609325C7945FBBAAC" collectingDate="1991-02-25" collectionCode="CMNC" elevation="4050" pageId="4" pageNumber="2306" specimenCode="CMNC 2001-0004" specimenCount="1">
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||
<specimenCode id="F80C9ED9FFC4FFA609325C794599BA4C" box="[1048,1264,1100,1124]" collectionCode="CMNC" pageId="4" pageNumber="2306">CMNC 2001-0004</specimenCode>
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||
, Sta. 621, Cup# 1, 34°50.88∞N, 122°58.68∞W,
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||
<quantity id="6F529B47FFC4FFA60E135C5E42E2BAAB" box="[825,907,1131,1156]" metricMagnitude="3" metricUnit="m" metricValue="4.05" pageId="4" pageNumber="2306" unit="m" value="4050.0">
|
||
<elevation id="2387D191FFC4FFA60E135C5E42E2BAAB" box="[825,907,1131,1156]" metricMagnitude="3" metricUnit="m" metricValue="4.05" pageId="4" pageNumber="2306" unit="m" value="4050.0">4050 m</elevation>
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||
</quantity>
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||
,
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||
<date id="DC141062FFC4FFA60EB35C5E4501BAAC" box="[921,1128,1131,1156]" pageId="4" pageNumber="2306" value="1991-02-25">
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||
<collectingDate id="CC50E98AFFC4FFA60EB35C5E4501BAAC" box="[921,1128,1131,1156]" pageId="4" pageNumber="2306" value="1991-02-25">25 February 1991</collectingDate>
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||
</date>
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||
. P
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||
</materialsCitation>
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||
: juvenile,
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||
<quantity id="6F529B47FFC4FFA60C8B5CB94086BA8B" box="[417,495,1164,1188]" metricMagnitude="-2" metricUnit="m" metricValue="1.4" pageId="4" pageNumber="2306" unit="mm" value="14.0">14 mm</quantity>
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||
, (appendages on one slide),
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||
<materialsCitation id="18C23CFFFFC4FFA60E105CB94562BAEC" collectingDate="1993-04-26" collectionCode="CMNC" elevation="3450" pageId="4" pageNumber="2306" specimenCode="CMNC 2001-0006" specimenCount="1">
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||
<specimenCode id="F80C9ED9FFC4FFA60E105CB94579BA8C" box="[826,1040,1164,1188]" collectionCode="CMNC" pageId="4" pageNumber="2306">CMNC 2001-0006</specimenCode>
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||
, Sta. 1619, Cup# 6, 34°46.48∞N, 123°00.78∞W,
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||
<quantity id="6F529B47FFC4FFA60F4E5C9E43DEBAEB" box="[612,695,1195,1220]" metricMagnitude="3" metricUnit="m" metricValue="3.45" pageId="4" pageNumber="2306" unit="m" value="3450.0">
|
||
<elevation id="2387D191FFC4FFA60F4E5C9E43DEBAEB" box="[612,695,1195,1220]" metricMagnitude="3" metricUnit="m" metricValue="3.45" pageId="4" pageNumber="2306" unit="m" value="3450.0">3450 m</elevation>
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||
</quantity>
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||
, 16 or
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||
<date id="DC141062FFC4FFA60E225C9942C1BAEC" box="[776,936,1196,1220]" pageId="4" pageNumber="2306" value="1993-04-26">
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||
<collectingDate id="CC50E98AFFC4FFA60E225C9942C1BAEC" box="[776,936,1196,1220]" pageId="4" pageNumber="2306" value="1993-04-26">26 April 1993</collectingDate>
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||
</date>
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||
; adult
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||
<emphasis id="9ADEEAB0FFC4FFA60ED35C984562BAEC" bold="true" box="[1017,1035,1197,1220]" italics="true" pageId="4" pageNumber="2306">W</emphasis>
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||
</materialsCitation>
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||
,
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||
<materialsCitation id="18C23CFFFFC4FFA609315C9940FDBB2B" collectingDate="1991-11-14" collectionCode="CMNC" elevation="4000" pageId="4" pageNumber="2306" specimenCode="CMNC 2001-0005" specimenCount="1">
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||
<specimenCode id="F80C9ED9FFC4FFA609315C994599BAEC" box="[1051,1264,1195,1220]" collectionCode="CMNC" pageId="4" pageNumber="2306">CMNC 2001-0005</specimenCode>
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||
, Sta. 1014, Cup# 3, 34°53.22∞N, 123°02.13∞W,
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||
<quantity id="6F529B47FFC4FFA60EA45CF94288BACB" box="[910,993,1228,1252]" metricMagnitude="3" metricUnit="m" metricValue="4.0" pageId="4" pageNumber="2306" unit="m" value="4000.0">
|
||
<elevation id="2387D191FFC4FFA60EA45CF94288BACB" box="[910,993,1228,1252]" metricMagnitude="3" metricUnit="m" metricValue="4.0" pageId="4" pageNumber="2306" unit="m" value="4000.0">4000 m</elevation>
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||
</quantity>
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||
,
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||
<date id="DC141062FFC4FFA60ED05CF94599BACC" box="[1018,1264,1227,1252]" pageId="4" pageNumber="2306" value="1991-11-14">
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||
<collectingDate id="CC50E98AFFC4FFA60ED05CF94599BACC" box="[1018,1264,1227,1252]" pageId="4" pageNumber="2306" value="1991-11-14">14 November 1991</collectingDate>
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||
</date>
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||
; juvenile
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||
</materialsCitation>
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||
,
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||
<materialsCitation id="18C23CFFFFC4FFA60C8E5CDE436BBB0B" collectionCode="CMNC" elevation="3500" pageId="4" pageNumber="2306" specimenCode="CMNC 2001-0007" specimenCount="1">
|
||
<specimenCode id="F80C9ED9FFC4FFA60C8E5CDE4315BB2B" box="[420,636,1259,1283]" collectionCode="CMNC" pageId="4" pageNumber="2306">CMNC 2001-0007</specimenCode>
|
||
, Sta. 208, Cup# 1, 34°46.59∞N, 123°04.04∞W,
|
||
<quantity id="6F529B47FFC4FFA609B45CDE4599BB2B" box="[1182,1264,1259,1284]" metricMagnitude="3" metricUnit="m" metricValue="3.5" pageId="4" pageNumber="2306" unit="m" value="3500.0">
|
||
<elevation id="2387D191FFC4FFA609B45CDE4599BB2B" box="[1182,1264,1259,1284]" metricMagnitude="3" metricUnit="m" metricValue="3.5" pageId="4" pageNumber="2306" unit="m" value="3500.0">3500 m</elevation>
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||
</quantity>
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||
, 23 October, 1989
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||
</materialsCitation>
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||
.
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</paragraph>
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<paragraph id="A81536A2FFC4FFA60C135D7A40CCBB4E" blockId="4.[313,1268,1359,1605]" box="[313,421,1359,1382]" pageId="4" pageNumber="2306">
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||
<emphasis id="9ADEEAB0FFC4FFA60C135D7A40CCBB4E" box="[313,421,1359,1382]" italics="true" pageId="4" pageNumber="2306">Diagnosis</emphasis>
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||
</paragraph>
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||
<paragraph id="A81536A2FFC4FFA60C4B5D5B45E6B86D" blockId="4.[313,1268,1359,1605]" pageId="4" pageNumber="2306">Peraeonite 1, anterior margin rounded, not produced anterodorsally beyond head; lateral cephalic lobe shallowly concave; antenna 1, accessory flagellum ninearticulate, about 0.5×length of article 1 of primary flagellum, article 1 of accessory flagellum short, length about 0.5×articles 2–9; coxa 5, posterior margin shallowly concave; peraeopods 5–7, basis with serrate, posterior margins; uropod 3, outer ramus length 0.9×inner, article 1 proximally wide, about 0.4×length; telson length 2.3×width, cleft 84%, lobes distally acute, not reaching ends of uropod 3.</paragraph>
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||
<paragraph id="A81536A2FFC4FFA60C135E4440D1B8A0" blockId="4.[313,1268,1649,1736]" box="[313,440,1649,1672]" pageId="4" pageNumber="2306">
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||
<emphasis id="9ADEEAB0FFC4FFA60C135E4440D1B8A0" box="[313,440,1649,1672]" italics="true" pageId="4" pageNumber="2306">Description</emphasis>
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||
</paragraph>
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||
<paragraph id="A81536A2FFC4FFA60C4B5EA5426FB880" blockId="4.[313,1268,1649,1736]" box="[353,774,1680,1704]" pageId="4" pageNumber="2306">H, male, CMNC 2001-0004.</paragraph>
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<paragraph id="A81536A2FFC4FFA50C4B5E8542DFBF84" blockId="4.[313,1268,1649,1736]" lastBlockId="7.[313,1269,181,1736]" lastPageId="7" lastPageNumber="2309" pageId="4" pageNumber="2306">
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||
<emphasis id="9ADEEAB0FFC4FFA60C4B5E8540CFB8E0" box="[353,422,1712,1736]" italics="true" pageId="4" pageNumber="2306">Head:</emphasis>
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positioned under peraeonite 1, narrow, much deeper than long; midcephalic margin of head straight; eye indistinct, lacking ommatidia; rostrum short, acute, length about 0.3×peduncular article 1 of antenna 1; lateral cephalic lobe broad, margin shallowly concave.
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<emphasis id="9ADEEAB0FFC5FFA70FDF5E854206B8E0" box="[757,879,1712,1736]" italics="true" pageId="5" pageNumber="2307">Antenna 1:</emphasis>
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medium length, about 0.3×body, peduncular article 1 about twice as long as peduncular articles 2–3 combined; accessory flagellum short, length about 0.5×article 1 of primary flagellum, ninearticulate, article 1 short, about half as long as remaining articles; primary flagellum 33-articulate, articles with fine setules anterodistally, callynophore strong, length about twice peduncles, densely covered with aesthetascs medially, flagellar article 2 with a long stiff seta anterodistally, calceoli present.
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<emphasis id="9ADEEAB0FFC7FFA50EB15960457EBF45" box="[923,1047,341,365]" italics="true" pageId="7" pageNumber="2309">Antenna 2:</emphasis>
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long, length about 3×antenna 1, peduncular articles 4–5 with brush setae, article 4 strongly broadened, longer than 5; flagellum 315-articulate, calceoli present.
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</paragraph>
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<caption id="FCD5662AFFC5FFA70C135DEA4326B802" pageId="5" pageNumber="2307" startId="5.[313,329,1503,1524]" targetBox="[313,1266,182,1477]" targetPageId="5">
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||
<paragraph id="A81536A2FFC5FFA70C135DEA4326B802" blockId="5.[313,1269,1503,1578]" pageId="5" pageNumber="2307">
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||
F. 1.
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<taxonomicName id="6FAA4D21FFC5FFA70CBF5DEA430ABBDC" authority="Hendrycks & Conlan, 2003" authorityName="Hendrycks & Conlan" authorityYear="2003" box="[405,611,1503,1524]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="5" pageNumber="2307" phylum="Arthropoda" rank="species" species="latirama" status="sp. nov.">
|
||
<emphasis id="9ADEEAB0FFC5FFA70CBF5DEA430ABBDC" box="[405,611,1503,1524]" italics="true" pageId="5" pageNumber="2307">Cyphocaris latirama</emphasis>
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||
</taxonomicName>
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||
<taxonomicNameLabel id="81ED57CBFFC5FFA70F475DEA43AABBDC" box="[621,707,1503,1524]" pageId="5" pageNumber="2307" rank="species">sp. nov.</taxonomicNameLabel>
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||
, holotype, male, 22.6 mm. GN1–2, op and ip details have setae omitted for clarity. U1–3 are lateral views. Scale bars=0.1 mm unless indicated otherwise.
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</paragraph>
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||
</caption>
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||
<caption id="FCD5662AFFC6FFA40C135DDF4080B867" pageId="6" pageNumber="2308" startId="6.[313,329,1514,1535]" targetBox="[316,1270,181,1485]" targetPageId="6">
|
||
<paragraph id="A81536A2FFC6FFA40C135DDF4080B867" blockId="6.[313,1269,1514,1615]" pageId="6" pageNumber="2308">
|
||
F. 2.
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<taxonomicName id="6FAA4D21FFC6FFA40CBF5DDF430ABBD7" authority="Hendrycks & Conlan, 2003" authorityName="Hendrycks & Conlan" authorityYear="2003" box="[405,611,1514,1535]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="6" pageNumber="2308" phylum="Arthropoda" rank="species" species="latirama" status="sp. nov.">
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||
<emphasis id="9ADEEAB0FFC6FFA40CBF5DDF430ABBD7" box="[405,611,1514,1535]" italics="true" pageId="6" pageNumber="2308">Cyphocaris latirama</emphasis>
|
||
</taxonomicName>
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||
<taxonomicNameLabel id="81ED57CBFFC6FFA40F465DDF43AABBD7" box="[620,707,1514,1535]" pageId="6" pageNumber="2308" rank="species">sp. nov.</taxonomicNameLabel>
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||
, holotype, male, 22.6 mm; paratype, juvenile, 14 mm. P5 basis, posteroventral margin, note differences in serrations between the adult and juvenile. A1FL, H and P5 basis are lateral views. Scale bars=0.1 mm unless indicated otherwise.
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||
</paragraph>
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</caption>
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<paragraph id="A81536A2FFC7FFA50C4B5980458EBC24" blockId="7.[313,1269,181,1736]" pageId="7" pageNumber="2309">
|
||
<emphasis id="9ADEEAB0FFC7FFA50C4B59804328BFE4" box="[353,577,436,460]" italics="true" pageId="7" pageNumber="2309">Peraeon and pleon:</emphasis>
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||
smooth.
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<emphasis id="9ADEEAB0FFC7FFA50F935980423BBFE4" box="[697,850,436,460]" italics="true" pageId="7" pageNumber="2309">Peraeonite 1:</emphasis>
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||
about as long as peraeonites 2–3 combined, produced anterodorsally about 0.7×over head, anterior margin rounded.
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<emphasis id="9ADEEAB0FFC7FFA50C1359C040A2BC24" box="[313,459,500,524]" italics="true" pageId="7" pageNumber="2309">Urosomite 1:</emphasis>
|
||
with an anterodorsal notch.
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<emphasis id="9ADEEAB0FFC7FFA50E3759C042C6BC24" box="[797,943,500,524]" italics="true" pageId="7" pageNumber="2309">Urosomite 2:</emphasis>
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with a slight dorsal hump.
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</paragraph>
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<paragraph id="A81536A2FFC7FFA50C4B5A204552BAA2" blockId="7.[313,1269,181,1736]" pageId="7" pageNumber="2309">
|
||
<emphasis id="9ADEEAB0FFC7FFA50C4B5A2040BBBC04" box="[353,466,532,556]" italics="true" pageId="7" pageNumber="2309">Upper lip:</emphasis>
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slightly produced, rounded, separated from midcephalic margin, ventral margin narrowly rounded in the middle.
|
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<emphasis id="9ADEEAB0FFC7FFA50E1F5A0142C1BC64" box="[821,936,564,588]" italics="true" pageId="7" pageNumber="2309">Lower lip:</emphasis>
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outer lobes broad, furnished with setules, mandibular lobes narrow; inner lobes weak.
|
||
<emphasis id="9ADEEAB0FFC7FFA50E945A614559BC44" box="[958,1072,596,620]" italics="true" pageId="7" pageNumber="2309">Mandible:</emphasis>
|
||
incisors symmetric with smooth, convex margins; left lacinia present as a distally seven-cusped blade, right lacinia absent; accessory spine row with four to six slender spines; molar strong, proximally setose, triturative; mandibular palp attached distally to molar, article 1 short, article 2 strongly expanded in the middle with a distinct protuberance, with 38 submarginal, posterodistal setae, article 3 blade-like, with about 50 setae along posterior margin and three to four subapical setae.
|
||
<emphasis id="9ADEEAB0FFC7FFA50EBA5B264561BD03" box="[912,1032,787,811]" italics="true" pageId="7" pageNumber="2309">Maxilla 1:</emphasis>
|
||
inner plate tapering distally, distal half of medial margin with 15 stout, plumose setae; outer plate rectangular with 11 multi-cusped spine-teeth in a 6/5 arrangement; palp longer than outer plate, broadening distally, two-articulate, with 16 stout, apical spines and 16 long, subapical setae.
|
||
<emphasis id="9ADEEAB0FFC7FFA50F195BA743C3BD83" box="[563,682,914,939]" italics="true" pageId="7" pageNumber="2309">Maxilla 2:</emphasis>
|
||
inner plate triangular, broad, fully setose medially; outer plate narrow, slightly longer than inner, with subapical spines and setae.
|
||
<emphasis id="9ADEEAB0FFC7FFA50C135BE740D2BDC2" box="[313,443,978,1002]" italics="true" pageId="7" pageNumber="2309">Maxilliped:</emphasis>
|
||
inner plate rectangular, with three apical nodular spines, with two distolateral spines near medial margin, medial margin fully lined with long, plumose setae; outer plate subovate, apicolateral margin with 10 plumose setae, medial margin with 24 close-packed blunt spines, submarginal setae present; palp large, fourarticulate, articles 1–3 setose medially, article 3 shortest, dactylus large, blade-like, with four medial plumose setae and one apical seta, unguis absent.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC7FFA50C4B5CA74361B8EF" blockId="7.[313,1269,181,1736]" pageId="7" pageNumber="2309">
|
||
<emphasis id="9ADEEAB0FFC7FFA50C4B5CA74090BA82" box="[353,505,1170,1194]" italics="true" pageId="7" pageNumber="2309">Gnathopod 1:</emphasis>
|
||
coxa small, wider than deep; basis long, widening distally, length 4.8×width, anterior and posterior margins smooth; ischium and merus short; carpus subrectangular, length 1.3×propodus, dorsal and ventral margins with clusters of long setae, ventral margin with patch of very fine setules; propodus weakly subchelate, short, subtriangular, length 0.7×carpus, ventral margin slightly convex, finely serrate with about 10 slender spines and long setae, strong pectinate setae along medial face, dorsal margin with clusters of long setae; dactylus with large, subterminal tooth, posterior margin finely denticulate.
|
||
<emphasis id="9ADEEAB0FFC7FFA50E575D444571BBA1" box="[893,1048,1393,1417]" italics="true" pageId="7" pageNumber="2309">Gnathopod 2:</emphasis>
|
||
coxa small, depth 1.5×width, narrowing ventrally; basis long, length 6.6×width, strongly bent, margins smooth; ischium long, length 3×width; carpus long, about twice width, ventral margin with about ten clusters of long setae and covered with patch of fine setules, dorsal margin with patch of fine setules, distally with long setae; propodus subchelate, subrectangular, length 3.2×width, palm short, length 0.2×propodus, oblique, finely serrated, palm corner defined by one medial and one lateral spine, ventral margin with about 18 clusters of long, pectinate setae curled forward at the tips, anterodistally with two strong clusters of pectinate setae, dorsal margin with eight clusters of setae; dactylus slightly shorter than palm, posterior margin smooth with subterminal setae.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC8FFAA0C4B58804309BA42" blockId="8.[313,1269,181,1736]" pageId="8" pageNumber="2310">
|
||
<emphasis id="9ADEEAB0FFC8FFAA0C4B5880409ABEE5" box="[353,499,181,205]" italics="true" pageId="8" pageNumber="2310">Peraeopod 3:</emphasis>
|
||
coxa small, anterior margin produced midway, narrowly rounded; merus with convex anterior margin, posterior margin with clusters of setae increasing in length distally; carpus shorter than merus, posterior margin with clusters of setae; propodus longer than carpus, posterior margin with four clusters of spines, anterior margin with four clusters of setae and spines; dactylus long, slender.
|
||
<emphasis id="9ADEEAB0FFC8FFAA094B5900459DBF65" box="[1121,1268,309,333]" italics="true" pageId="8" pageNumber="2310">Peraeopod 4:</emphasis>
|
||
coxa very large, partly covering coxae 2–3, deeper than wide, anterior margin broadly rounded, posterior margin strongly excavated, posteroventral lobe narrowly rounded; merus with slightly concave anterior margin, anterodistally with cluster of setae, posterior margin with three clusters of setae distally; carpus, posterior margin with clusters of strong setae and spines, anterior margin with a cluster of setae; propodus shorter than carpus, posterior margin with four clusters of setae and spines, anterior margin with about five slender spines; dactylus as above.
|
||
<emphasis id="9ADEEAB0FFC8FFAA09AB5A214026BC63" italics="true" pageId="8" pageNumber="2310">Peraeopod 5:</emphasis>
|
||
coxa large, wider than deep, bilobate, posterior lobe truncate ventrally, posterior margin slightly concave; basis broad, about as wide as deep, anterior margin with 26 small spines, posterior margin serrate with 21 broad teeth, posteroventral lobe produced 0.6×along merus, anterior margin of lobe sinusoidal and lacking teeth; merus spinose along both margins; propodus longer than carpus, anterior and posterior margins spinose; dactylus slender, length 0.4×propodus.
|
||
<emphasis id="9ADEEAB0FFC8FFAA09775AE6459DBCC3" box="[1117,1268,723,747]" italics="true" pageId="8" pageNumber="2310">Peraeopod 6:</emphasis>
|
||
coxa not lobate, posterior margin slightly convex; basis deep, 1.4×width, anterior margin lacking spines, posterior margin serrate with 19 teeth that broaden distally, posteroventral lobe acute, produced 0.3×along merus, anterior margin of lobe smoothly convex and lacking teeth; merus, anterior margin strongly spinose, posterior margin weakly spinose; propodus as above; dactylus as above.
|
||
<emphasis id="9ADEEAB0FFC8FFAA09025B4645D1BDA2" box="[1064,1208,883,907]" italics="true" pageId="8" pageNumber="2310">Peraeopod 7:</emphasis>
|
||
coxa not lobate, rounded; basis deep, 1.6×width, anterior margin shallowly concave distally, lacking spines, posterior margin serrate with 19 broad teeth, posteroventral lobe acute, produced 0.4×along merus, anterior margin of lobe convex lacking teeth; ischium short, length 0.6×width; merus slightly expanded proximally, anterior and posterior margins strongly spinose; propodus longer than carpus, anterior margin with eight to nine clusters of spines, posterior margin with four clusters of spines; dactylus as above.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC8FFAA0C4B5C474368BAE1" blockId="8.[313,1269,181,1736]" pageId="8" pageNumber="2310">
|
||
<emphasis id="9ADEEAB0FFC8FFAA0C4B5C4740F5BAA2" box="[353,412,1138,1162]" italics="true" pageId="8" pageNumber="2310">Gills:</emphasis>
|
||
on peraeopods 2–7.
|
||
<emphasis id="9ADEEAB0FFC8FFAA0F885C474267BAA2" box="[674,782,1138,1162]" italics="true" pageId="8" pageNumber="2310">Pleopods:</emphasis>
|
||
powerful.
|
||
<emphasis id="9ADEEAB0FFC8FFAA0EBF5C47454ABAA2" box="[917,1059,1138,1162]" italics="true" pageId="8" pageNumber="2310">Epimeron 3:</emphasis>
|
||
posterior margin concave, posteroventral corner produced into a broad point, anteroventral margin broadly rounded.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC8FFAA0C4B5CE445A2B860" blockId="8.[313,1269,181,1736]" pageId="8" pageNumber="2310">
|
||
<emphasis id="9ADEEAB0FFC8FFAA0C4B5CE440BCBAC1" box="[353,469,1233,1257]" italics="true" pageId="8" pageNumber="2310">Uropod 1:</emphasis>
|
||
peduncle 1.7×length of inner ramus, with three dorsomedial spines and two apicomedial spines; rami lanceolate, outer ramus slightly shorter than inner, with 11 lateral spines; inner ramus with 11 medial spines.
|
||
<emphasis id="9ADEEAB0FFC8FFAA09205D2445E8BB01" box="[1034,1153,1297,1321]" italics="true" pageId="8" pageNumber="2310">Uropod 2:</emphasis>
|
||
peduncle 1.2×length of inner ramus, with four dorsolateral spines, one dorsomedial spine and four apicomedial spines; outer ramus 0.8×length of inner ramus, with 10 lateral spines; inner ramus with six medial spines.
|
||
<emphasis id="9ADEEAB0FFC8FFAA0E1D5D4442C5BBA1" box="[823,940,1393,1417]" italics="true" pageId="8" pageNumber="2310">Uropod 3:</emphasis>
|
||
peduncle short, 0.5×length of outer ramus, with medial setae and apicomedial spines; outer ramus two-articulate, article 1 wide, 0.4×length with two lateral and three medial spines, distal two-thirds of inner margin with long, plumose setae; article 2 short; inner ramus slightly longer and narrower than outer, with six lateral and six medial spines, medial margin with long, plumose setae.
|
||
<emphasis id="9ADEEAB0FFC8FFAA0F0C5E25431EB800" box="[550,631,1552,1576]" italics="true" pageId="8" pageNumber="2310">Telson:</emphasis>
|
||
elongate, length 2.3×width, cleft 84%, lobes narrowing distally with about five small, dorsal spines and one subapical spine, tips acute.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC8FFAB0C4B5E6542A3BF05" blockId="8.[313,1269,181,1736]" lastBlockId="9.[313,1268,181,301]" lastPageId="9" lastPageNumber="2311" pageId="8" pageNumber="2310">
|
||
P, juvenile,
|
||
<quantity id="6F529B47FFC8FFAA0F6F5E6543FAB84F" box="[581,659,1616,1640]" metricMagnitude="-2" metricUnit="m" metricValue="1.4" pageId="8" pageNumber="2310" unit="mm" value="14.0">14 mm</quantity>
|
||
. Similar to adult male, except the following.
|
||
<emphasis id="9ADEEAB0FFC8FFAA09BD5E654026B8A0" italics="true" pageId="8" pageNumber="2310">Antenna 1:</emphasis>
|
||
callynophore short with fewer aesthetascs; accessory flagellum six-articulate, about 0.75×length of article 1 of primary flagellum, flagellum with fewer articles, calceoli absent.
|
||
<emphasis id="9ADEEAB0FFC8FFAA0CBB5E854365B8E0" box="[401,524,1712,1736]" italics="true" pageId="8" pageNumber="2310">Antenna 2:</emphasis>
|
||
peduncular article 4 narrow, not broadened, lacking brush setae; flagellum with fewer articles, calceoli absent.
|
||
<emphasis id="9ADEEAB0FFC9FFAB0E7E58804579BEE4" box="[852,1040,181,205]" italics="true" pageId="9" pageNumber="2311">Peraeopods 5–7:</emphasis>
|
||
posterior marginal teeth on the basis are longer, narrower and more numerous (see figure 2).
|
||
<emphasis id="9ADEEAB0FFC9FFAB09BC58E04005BF25" italics="true" pageId="9" pageNumber="2311">Uropods 1–2:</emphasis>
|
||
rami with fewer spines.
|
||
<emphasis id="9ADEEAB0FFC9FFAB0FA258C04392BF25" box="[648,763,245,269]" italics="true" pageId="9" pageNumber="2311">Uropod 3:</emphasis>
|
||
outer ramus is narrower proximally, article 2 longer; rami with few plumose setae on medial margin.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C13596940D8BF5C" blockId="9.[313,1268,348,436]" box="[313,433,348,372]" pageId="9" pageNumber="2311">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0C13596940D8BF5C" box="[313,433,348,372]" italics="true" pageId="9" pageNumber="2311">Etymology</emphasis>
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C4B59494525BF9C" blockId="9.[313,1268,348,436]" pageId="9" pageNumber="2311">
|
||
The species name is from the Latin
|
||
<emphasis id="9ADEEAB0FFC9FFAB0E385949422EBFBC" box="[786,839,380,404]" italics="true" pageId="9" pageNumber="2311">latus</emphasis>
|
||
(broad) and
|
||
<emphasis id="9ADEEAB0FFC9FFAB0EC459484558BFBC" box="[1006,1073,381,404]" italics="true" pageId="9" pageNumber="2311">ramus</emphasis>
|
||
(branch, antler) referring to the expanded condition of the outer ramus of uropod 3.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C1359D140CFBFD4" blockId="9.[313,1268,484,572]" box="[313,422,484,508]" pageId="9" pageNumber="2311">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0C1359D140CFBFD4" box="[313,422,484,508]" italics="true" pageId="9" pageNumber="2311">Condition</emphasis>
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C4B5A314088BC14" blockId="9.[313,1268,484,572]" pageId="9" pageNumber="2311">All appendages present. The head and peraeonite 1 are broken off, but remain with the body.</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C135A5940C8BCAB" blockId="9.[313,1269,620,772]" box="[313,417,620,643]" pageId="9" pageNumber="2311">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0C135A5940C8BCAB" box="[313,417,620,643]" italics="true" pageId="9" pageNumber="2311">Variation</emphasis>
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C4B5AB9451EBD2B" blockId="9.[313,1269,620,772]" pageId="9" pageNumber="2311">
|
||
No females were collected, so brood plate morphology and sexual dimorphism could not be documented, but would likely occur in the antennae and uropod 3. These differences would be expected in pelagic species such as
|
||
<taxonomicName id="6FAA4D21FFC9FFAB09085AFE45F6BCCB" authorityName="Boeck" authorityYear="1871" box="[1058,1183,715,739]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="2311" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="9ADEEAB0FFC9FFAB09085AFE45F6BCCB" box="[1058,1183,715,739]" italics="true" pageId="9" pageNumber="2311">Cyphocaris</emphasis>
|
||
</taxonomicName>
|
||
, which have a terminal, reproductive male stage and mate in the water column.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C135B0640F5BD63" blockId="9.[313,1268,819,1385]" box="[313,412,819,843]" pageId="9" pageNumber="2311">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0C135B0640F5BD63" box="[313,412,819,843]" italics="true" pageId="9" pageNumber="2311">Remarks</emphasis>
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C4B5B664395BA42" blockId="9.[313,1268,819,1385]" pageId="9" pageNumber="2311">
|
||
This species appears to be closely related to
|
||
<taxonomicName id="6FAA4D21FFC9FFAB0E775B66459DBD43" authority="Gurjanova, 1951" authorityName="Gurjanova" authorityYear="1951" box="[861,1268,850,875]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="2311" phylum="Arthropoda" rank="species" species="polaris">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0E775B664544BD43" box="[861,1069,851,875]" italics="true" pageId="9" pageNumber="2311">Cyphocaris polaris</emphasis>
|
||
Gurjanova, 1951
|
||
</taxonomicName>
|
||
described from the
|
||
<collectingCountry id="D0BD7632FFC9FFAB0F375B4643FCBDA3" box="[541,661,883,907]" name="Greenland" pageId="9" pageNumber="2311">Greenland</collectingCountry>
|
||
Sea (78°04.2∞N, 3°51.4∞E), at
|
||
<quantity id="6F529B47FFC9FFAB0ED35B474521BDA2" box="[1017,1096,882,906]" metricMagnitude="3" metricUnit="m" metricValue="2.46" pageId="9" pageNumber="2311" unit="m" value="2460.0">2460 m</quantity>
|
||
depth but not collected since.
|
||
<taxonomicName id="6FAA4D21FFC9FFAB0CC45BA743A9BD82" authorityName="Gurjanova" authorityYear="1951" box="[494,704,914,938]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="2311" phylum="Arthropoda" rank="species" species="polaris">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0CC45BA743A9BD82" box="[494,704,914,938]" italics="true" pageId="9" pageNumber="2311">Cyphocaris polaris</emphasis>
|
||
</taxonomicName>
|
||
was described from an incomplete female specimen, with everything posterior to pleonite 2 missing. The
|
||
<typeStatus id="77118800FFC9FFAB0EF55B86452ABDE3" box="[991,1091,947,971]" pageId="9" pageNumber="2311" type="paratype">paratype</typeStatus>
|
||
male specimen of about
|
||
<quantity id="6F529B47FFC9FFAB0C895BE74087BDC2" box="[419,494,978,1002]" metricMagnitude="-2" metricUnit="m" metricValue="3.8" pageId="9" pageNumber="2311" unit="mm" value="38.0">38 mm</quantity>
|
||
has a long, acute process of peraeonite 1 that extends to the end of the accessory flagellum of antenna 1 (N. Tzvetkova, personal communication). Dr Nina Tzvetkova of the Zoological Institute of the Russian Academy of Sciences kindly compared our drawings of
|
||
<taxonomicName id="6FAA4D21FFC9FFAB0FE25C074220BA62" authorityName="Hendrycks & Conlan" authorityYear="2003" box="[712,841,1074,1098]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="2311" phylum="Arthropoda" rank="species" species="latirama">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0FE25C074220BA62" box="[712,841,1074,1098]" italics="true" pageId="9" pageNumber="2311">C. latirama</emphasis>
|
||
</taxonomicName>
|
||
to the
|
||
<typeStatus id="77118800FFC9FFAB0E8B5C07456DBA62" box="[929,1028,1074,1098]" pageId="9" pageNumber="2311" type="holotype">holotype</typeStatus>
|
||
of
|
||
<taxonomicName id="6FAA4D21FFC9FFAB091A5C0745F6BA62" authorityName="Gurjanova" authorityYear="1951" box="[1072,1183,1074,1098]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="2311" phylum="Arthropoda" rank="species" species="polaris">
|
||
<emphasis id="9ADEEAB0FFC9FFAB091A5C0745F6BA62" box="[1072,1183,1074,1098]" italics="true" pageId="9" pageNumber="2311">C. polaris</emphasis>
|
||
</taxonomicName>
|
||
, as the type specimens could not be borrowed.
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C4B5C474548BB41" blockId="9.[313,1268,819,1385]" pageId="9" pageNumber="2311">
|
||
<taxonomicName id="6FAA4D21FFC9FFAB0C4B5C474321BAA2" authorityName="Hendrycks & Conlan" authorityYear="2003" box="[353,584,1138,1162]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="2311" phylum="Arthropoda" rank="species" species="latirama">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0C4B5C474321BAA2" box="[353,584,1138,1162]" italics="true" pageId="9" pageNumber="2311">Cyphocaris latirama</emphasis>
|
||
</taxonomicName>
|
||
differs from all other
|
||
<taxonomicName id="6FAA4D21FFC9FFAB0E4B5C474551BAA2" box="[865,1080,1138,1162]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="2311" phylum="Arthropoda" rank="species" species="undetermined">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0E4B5C4742B7BAA2" box="[865,990,1138,1162]" italics="true" pageId="9" pageNumber="2311">Cyphocaris</emphasis>
|
||
species
|
||
</taxonomicName>
|
||
which have an unproduced peraeonite 1, by the absence of a spur on the posterior margin of the basis of peraeopod 5. It differs from
|
||
<taxonomicName id="6FAA4D21FFC9FFAB0FC85C874239BAE1" authorityName="Gurjanova" authorityYear="1951" box="[738,848,1201,1225]" class="Malacostraca" family="Cyphocarididae" genus="Cyphocaris" kingdom="Animalia" order="Amphipoda" pageId="9" pageNumber="2311" phylum="Arthropoda" rank="species" species="polaris">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0FC85C874239BAE1" box="[738,848,1201,1225]" italics="true" pageId="9" pageNumber="2311">C. polaris</emphasis>
|
||
</taxonomicName>
|
||
as follows: the adult male is smaller in size (
|
||
<quantity id="6F529B47FFC9FFAB0CA15CE44087BAC1" box="[395,494,1233,1257]" metricMagnitude="-2" metricUnit="m" metricValue="2.26" pageId="9" pageNumber="2311" unit="mm" value="22.6">22.6 mm</quantity>
|
||
vs
|
||
<quantity id="6F529B47FFC9FFAB0F3B5CE44309BAC1" box="[529,608,1233,1257]" metricMagnitude="-2" metricUnit="m" metricValue="3.8" pageId="9" pageNumber="2311" unit="mm" value="38.0">38 mm</quantity>
|
||
), peraeonite 1 is not produced (vs produced), the accessory flagellum reaches only half of article 1 of antenna 1 flagellum (vs>two-thirds), the lateral cephalic lobe is shallowly concave (vs subacute), gnathopod 1 propodus is broader, coxa 5 has a shallowly concave, posterior margin (vs convex) and the maxilliped dactylus has four setae on the medial margin (vs six).
|
||
</paragraph>
|
||
<paragraph id="A81536A2FFC9FFAB0C135DAC45A9BBF8" blockId="9.[313,1216,1433,1489]" box="[313,1216,1433,1489]" pageId="9" pageNumber="2311">
|
||
<emphasis id="9ADEEAB0FFC9FFAB0C135DAC40D7BB99" box="[313,446,1433,1457]" italics="true" pageId="9" pageNumber="2311">Distribution</emphasis>
|
||
North-east Pacific, off Point Conception,
|
||
<collectingRegion id="6A6EF840FFC9FFAB0E6A5D8D42DDBBF8" box="[832,948,1464,1488]" country="United States of America" name="California" pageId="9" pageNumber="2311">California</collectingRegion>
|
||
in
|
||
<quantity id="6F529B47FFC9FFAB0EF65D8D4506BBF8" box="[988,1135,1464,1489]" metricMagnitude="3" metricUnit="m" metricValue="3.75" metricValueMax="4.05" metricValueMin="3.45" pageId="9" pageNumber="2311" unit="m" value="3750.0" valueMax="4050.0" valueMin="3450.0">3450–4050 m</quantity>
|
||
depth.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |