190 lines
20 KiB
XML
190 lines
20 KiB
XML
<document id="20C377C6F08BE616218381401E673498" ID-DOI="10.11646/zootaxa.3700.4.5" ID-GBIF-Dataset="0565fe64-44b4-44fe-abcc-68774da317ea" ID-ISSN="1175-5326" ID-Zenodo-Dep="223279" ID-ZooBank="B6C466E2-C47B-437C-90E5-AB2091BD7BD8" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460664672260" checkinUser="plazi" docAuthor="Lehnert, Helmut & Stone, Robert P." docDate="2013" docId="03DD1F42CB1F184A41EBFC3FFD85B053" docLanguage="en" docName="zt03700p582.pdf" docOrigin="Zootaxa 3700 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Cladocroce attu Lehnert & Stone, 2013, n. sp." docType="treatment" docVersion="9" lastPageNumber="579" masterDocId="FFE4673ACB1A184C417CFFEBFFD9B75B" masterDocTitle="Four new species of Haplosclerida (Porifera, Demospongiae) from the Aleutian Islands, Alaska" masterLastPageNumber="582" masterPageNumber="573" pageNumber="578" updateTime="1698347751187" updateUser="plazi">
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<mods:mods id="76CD631A8852C32621EF5551999DD989" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="C9D9E696B634673F73A255FD55836270">
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<mods:title id="97A5F2858B5338D8E61CFDD5BEE930EE">Four new species of Haplosclerida (Porifera, Demospongiae) from the Aleutian Islands, Alaska</mods:title>
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<mods:name id="B1F69B86266E245CAC54CC162C7EEA60" type="personal">
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<mods:roleTerm id="D36F39E00257C7716E110726286EEE89">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="19D91D64CD2F4CD32E00081297CA46A6">Lehnert, Helmut</mods:namePart>
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<mods:name id="3B73B103F531D2C907B92C9886AFA3EA" type="personal">
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<mods:roleTerm id="059A7A35343EF4E4B3410FE802958649">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="EA4C98D2BD11644CF96DBBB93463D2CB">Stone, Robert P.</mods:namePart>
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<mods:typeOfResource id="9172221C1240713A2AB1B1D9A4FB9A34">text</mods:typeOfResource>
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<mods:title id="14DC749F6EAE1026F60BFF49A32E3D60">Zootaxa</mods:title>
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</mods:titleInfo>
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<mods:part id="1FBAD49070399D8DC7743EF06F1AAB32">
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<mods:date id="C42B4C27270878B47F4EB8AA7C51C304">2013</mods:date>
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<mods:detail id="B75CB6BD3FC693A689A3B433D6DFB83C" type="volume">
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<mods:number id="8DE1129AAB590D2F0EFD75DC87DCE486">3700</mods:number>
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<mods:detail id="4C511BCCADF4237CE7418F6459A04D48" type="issue">
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<mods:number id="2D75E3BC86D8F1D65108901E3F888894">4</mods:number>
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<mods:start id="19A11E1E53C82FBE19762554973EE7AD">573</mods:start>
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<mods:classification id="CA708C85D50D2BD9577B044D69513E7E">journal article</mods:classification>
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<mods:identifier id="D2720BEBAF9167D55F3F1B4B915F8CD7" type="DOI">10.11646/zootaxa.3700.4.5</mods:identifier>
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<mods:identifier id="D4C5109BCAD5244932497981AC2017D6" type="GBIF-Dataset">0565fe64-44b4-44fe-abcc-68774da317ea</mods:identifier>
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<mods:identifier id="92FFC05E5A37E26BE614A81EE0383057" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="447083C0936DF10C48B1013F921D3B2D" type="Zenodo-Dep">223279</mods:identifier>
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<mods:identifier id="D5E901C940541AD8C6DC55EBF724B543" type="ZooBank">B6C466E2-C47B-437C-90E5-AB2091BD7BD8</mods:identifier>
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</mods:mods>
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<treatment id="03DD1F42CB1F184A41EBFC3FFD85B053" ID-DOI="http://doi.org/10.5281/zenodo.6163039" ID-GBIF-Taxon="119575076" ID-Zenodo-Dep="6163039" LSID="urn:lsid:plazi:treatment:03DD1F42CB1F184A41EBFC3FFD85B053" httpUri="http://treatment.plazi.org/id/03DD1F42CB1F184A41EBFC3FFD85B053" lastPageId="6" lastPageNumber="579" pageId="5" pageNumber="578">
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<subSubSection id="C36EFDDFCB1F184941EBFC3FFF32B354" pageId="5" pageNumber="578" type="nomenclature">
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<paragraph id="8BCBAE54CB1F184941EBFC3FFE79B4B5" blockId="5.[151,416,980,1039]" box="[151,416,980,1006]" pageId="5" pageNumber="578">
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<heading id="D0831938CB1F184941EBFC3FFE79B4B5" bold="true" box="[151,416,980,1006]" fontSize="11" level="1" pageId="5" pageNumber="578" reason="1">
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<emphasis id="B9007246CB1F184941EBFC3FFE79B4B5" bold="true" box="[151,416,980,1006]" pageId="5" pageNumber="578">
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<taxonomicName id="4C74D5D7CB1F184941EBFC3FFE8FB4B5" ID-CoL="VP24" box="[151,342,980,1006]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="5" pageNumber="578" phylum="Porifera" rank="species" species="attu" status="sp. nov.">
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<emphasis id="B9007246CB1F184941EBFC3FFE8FB4B5" bold="true" box="[151,342,980,1006]" italics="true" pageId="5" pageNumber="578">Cladocroce attu</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A233CF3DCB1F18494021FC3FFE79B4B5" box="[349,416,980,1006]" pageId="5" pageNumber="578" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8BCBAE54CB1F184941EBFC1DFF32B354" blockId="5.[151,416,980,1039]" box="[151,235,1014,1039]" pageId="5" pageNumber="578">(Fig. 4)</paragraph>
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</subSubSection>
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<subSubSection id="C36EFDDFCB1F184941EBFBD5FDB9B3C4" pageId="5" pageNumber="578" type="materials_examined">
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<paragraph id="8BCBAE54CB1F184941EBFBD5FDB9B3C4" blockId="5.[151,1437,1086,1975]" pageId="5" pageNumber="578">
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<emphasis id="B9007246CB1F184941EBFBD5FE51B30C" bold="true" box="[151,392,1086,1111]" pageId="5" pageNumber="578">Material examined.</emphasis>
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<typeStatus id="54CF10F6CB1F184940EAFBD5FDDAB30C" box="[406,515,1086,1111]" pageId="5" pageNumber="578" type="holotype">Holotype</typeStatus>
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: USNM# 1202119, collected by Jim Stark on
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<date id="FFCA8894CB1F1849453DFBD4FB39B30C" box="[1089,1248,1086,1111]" pageId="5" pageNumber="578" value="2012-07-30">30 July 2012</date>
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at
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<geoCoordinate id="EE40C893CB1F1849446DFBD5FA4EB30C" box="[1297,1431,1086,1111]" direction="north" orientation="latitude" pageId="5" pageNumber="578" precision="9" value="52.817833">52°49.07´N</geoCoordinate>
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,
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<geoCoordinate id="EE40C893CB1F184941EBFB89FEF1B320" box="[151,296,1122,1147]" direction="east" orientation="longitude" pageId="5" pageNumber="578" precision="9" value="172.10133">172°06.08´E</geoCoordinate>
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,
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<quantity id="4C8C03B1CB1F18494048FB89FE48B320" box="[308,401,1122,1147]" metricMagnitude="4" metricUnit="m" metricValue="2.57" pageId="5" pageNumber="578" unit="km" value="25.7">25.7 km</quantity>
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WSW of Cape Wrangell,
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<taxonomicName id="4C74D5D7CB1F184943C6FB88FD35B320" box="[698,748,1123,1147]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="5" pageNumber="579" phylum="Porifera" rank="species" species="attu" status="sp. nov.">Attu</taxonomicName>
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Island, western Aleutian Islands, Alaska,
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<collectingCountry id="F363EEC4CB1F184945B4FB88FADAB320" box="[1224,1283,1123,1147]" name="United States of America" pageId="5" pageNumber="578">USA</collectingCountry>
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, at a depth of
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<quantity id="4C8C03B1CB1F184941EBFB6DFF07B3C5" box="[151,222,1158,1183]" metricMagnitude="2" metricUnit="m" metricValue="3.5799999999999996" pageId="5" pageNumber="578" unit="m" value="358.0">358 m</quantity>
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and a water temperature of 3.8°C.
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</paragraph>
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</subSubSection>
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<subSubSection id="C36EFDDFCB1F184941BBFB41FD9EB114" pageId="5" pageNumber="578" type="description">
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<paragraph id="8BCBAE54CB1F184941BBFB41FD9EB114" blockId="5.[151,1437,1086,1975]" pageId="5" pageNumber="578">
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<emphasis id="B9007246CB1F184941BBFB41FE80B398" bold="true" box="[199,345,1194,1219]" pageId="5" pageNumber="578">Description.</emphasis>
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The sponge is funnel-shaped, stalked, and golden brown in color. The sponge was attached to a small cobble (
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<quantity id="4C8C03B1CB1F1849404FFB24FE5AB3BD" box="[307,387,1231,1255]" metricMagnitude="-2" metricUnit="m" metricValue="7.3" pageId="5" pageNumber="578" unit="mm" value="73.0">73 mm</quantity>
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<date id="FFCA8894CB1F184940F5FB24FE60B3BC" box="[393,441,1231,1255]" pageId="5" pageNumber="578" value="1944-10">
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x
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<quantity id="4C8C03B1CB1F184940E1FB24FE60B3BC" box="[413,441,1231,1255]" metricMagnitude="-2" metricUnit="m" metricValue="4.4" pageId="5" pageNumber="578" unit="mm" value="44.0">44</quantity>
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</date>
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mm
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<date id="FFCA8894CB1F1849408EFB24FDFBB3BC" box="[498,546,1231,1255]" pageId="5" pageNumber="578" value="1928-10">
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x
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<quantity id="4C8C03B1CB1F1849437AFB24FDFBB3BC" box="[518,546,1231,1255]" metricMagnitude="-2" metricUnit="m" metricValue="2.8" pageId="5" pageNumber="578" unit="mm" value="28.0">28</quantity>
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</date>
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mm). The specimen was torn but otherwise is of firm consistency, resilient, and difficult to tear in the direction of the spicule tracts. The specimen has a maximum height of
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<quantity id="4C8C03B1CB1F184945E0FB18FB39B251" box="[1180,1248,1267,1291]" metricMagnitude="-1" metricUnit="m" metricValue="2.8" pageId="5" pageNumber="578" unit="cm" value="28.0">28 cm</quantity>
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while the funnel reaches a maximum diameter of about
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<quantity id="4C8C03B1CB1F1849432FFAFDFD40B275" box="[595,665,1302,1327]" metricMagnitude="-1" metricUnit="m" metricValue="2.5" pageId="5" pageNumber="578" unit="cm" value="25.0">25 cm</quantity>
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(Fig. 4A). The stalk is almost
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<quantity id="4C8C03B1CB1F18494287FAFCFBEAB275" box="[1019,1075,1303,1327]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="5" pageNumber="578" unit="cm" value="3.0">3 cm</quantity>
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long and has a smooth surface, macroscopically different from the highly porous surfaces of the funnel (Fig. 4B). The stalk is approximately
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<quantity id="4C8C03B1CB1F18494418FAD0FA45B209" box="[1380,1436,1339,1363]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="5" pageNumber="578" unit="cm" value="1.0">1 cm</quantity>
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in diameter and widens to
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<quantity id="4C8C03B1CB1F184940BCFAB5FDD5B22D" box="[448,524,1374,1399]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="5" pageNumber="578" unit="cm" value="1.5">1.5 cm</quantity>
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at both ends. The inner surface of the funnel is smooth while the outer surface of the funnel is somewhat ribbed and covered with meandering, sometimes branched ridges
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<quantity id="4C8C03B1CB1F184945FFFA68FB39B2C1" box="[1155,1248,1411,1435]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" metricValueMax="2.0" metricValueMin="1.0" pageId="5" pageNumber="578" unit="mm" value="1.5" valueMax="2.0" valueMin="1.0">1–2 mm</quantity>
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in height and
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<quantity id="4C8C03B1CB1F184944FCFA68FF0EB2E5" metricMagnitude="-3" metricUnit="m" metricValue="2.0" metricValueMax="3.0" metricValueMin="1.0" pageId="5" pageNumber="578" unit="mm" value="2.0" valueMax="3.0" valueMin="1.0">1– 3 mm</quantity>
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in width (Fig. 4B). The thickness of the funnel wall is about
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<quantity id="4C8C03B1CB1F18494202FA4DFC02B2E5" box="[894,987,1446,1471]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" metricValueMax="5.0" metricValueMin="3.0" pageId="5" pageNumber="578" unit="mm" value="4.0" valueMax="5.0" valueMin="3.0">3–5 mm</quantity>
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and the margin of the funnel is irregular in outline. The specimen harboured several ophiuroid associates. As is usual for the genus, a special ectosome is not developed and the choanosome consists of ascending paucispicular tracts connected by single spicules. Independent pauci- to polyspicular tracts run through the skeleton of this sponge (Figs. 4C, D & E). Spicules are oxeas, 158–183
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<date id="FFCA8894CB1F18494031F9DCFE70B114" box="[333,425,1590,1615]" pageId="5" pageNumber="578" value="1914-10-16">x 14–16</date>
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µm (Fig. 4F).
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</paragraph>
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</subSubSection>
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<subSubSection id="C36EFDDFCB1F184941BBF9B1FE1DB034" pageId="5" pageNumber="578" type="discussion">
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<paragraph id="8BCBAE54CB1F184941BBF9B1FD37B184" blockId="5.[151,1437,1086,1975]" pageId="5" pageNumber="578">
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<emphasis id="B9007246CB1F184941BBF9B1FE95B128" bold="true" box="[199,332,1626,1651]" pageId="5" pageNumber="578">Discussion.</emphasis>
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Comparing with the same species as
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<taxonomicName id="4C74D5D7CB1F1849438DF9B0FC7FB128" box="[753,934,1626,1651]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="5" pageNumber="578" phylum="Porifera" rank="species" species="infundibulum" status="sp. nov.">
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<emphasis id="B9007246CB1F1849438DF9B0FCDDB129" box="[753,772,1627,1650]" italics="true" pageId="5" pageNumber="578">C</emphasis>
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.
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<emphasis id="B9007246CB1F1849426DF9B1FC7FB128" box="[785,934,1626,1651]" italics="true" pageId="5" pageNumber="578">infundibulum</emphasis>
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</taxonomicName>
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<emphasis id="B9007246CB1F184942D2F9B1FC34B128" bold="true" box="[942,1005,1626,1651]" pageId="5" pageNumber="578">
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<taxonomicNameLabel id="A233CF3DCB1F184942D2F9B1FC34B128" box="[942,1005,1626,1651]" pageId="5" pageNumber="578" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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we find that
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<taxonomicName id="4C74D5D7CB1F184945FDF9B0FB05B128" box="[1153,1244,1627,1651]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="5" pageNumber="578" phylum="Porifera" rank="species" species="reina">
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<emphasis id="B9007246CB1F184945FDF9B0FB4DB129" box="[1153,1172,1627,1650]" italics="true" pageId="5" pageNumber="578">C</emphasis>
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.
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<emphasis id="B9007246CB1F184945DEF9B7FB05B128" box="[1186,1244,1628,1651]" italics="true" pageId="5" pageNumber="578">reina</emphasis>
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</taxonomicName>
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has only slightly smaller oxeas but these are less than half of the thickness and
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<taxonomicName id="4C74D5D7CB1F1849422AF994FC6BB1CD" box="[854,946,1663,1686]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="5" pageNumber="578" phylum="Porifera" rank="species" species="reina">
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<emphasis id="B9007246CB1F1849422AF994FCB0B1CD" box="[854,873,1663,1686]" italics="true" pageId="5" pageNumber="578">C</emphasis>
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.
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<emphasis id="B9007246CB1F18494204F994FC6BB1CD" box="[888,946,1663,1686]" italics="true" pageId="5" pageNumber="578">reina</emphasis>
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</taxonomicName>
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is a shallow water species from the Pacific Coast of
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<collectingCountry id="F363EEC4CB1F18494187F949FE8DB1E0" box="[251,340,1698,1723]" name="Mexico" pageId="5" pageNumber="578">Mexico</collectingCountry>
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. The growth form of
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<taxonomicName id="4C74D5D7CB1F1849433EF948FD57B1E0" box="[578,654,1699,1723]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="5" pageNumber="578" phylum="Porifera" rank="species" species="attu" status="sp. nov.">
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<emphasis id="B9007246CB1F1849433EF948FD8CB1E1" box="[578,597,1699,1722]" italics="true" pageId="5" pageNumber="578">C</emphasis>
|
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.
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<emphasis id="B9007246CB1F1849431EF94FFD57B1E0" box="[610,654,1700,1723]" italics="true" pageId="5" pageNumber="578">attu</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A233CF3DCB1F184943E8F949FD0AB1E0" box="[660,723,1698,1723]" pageId="5" pageNumber="578" rank="species">
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<emphasis id="B9007246CB1F184943E8F949FD0AB1E0" bold="true" box="[660,723,1698,1723]" pageId="5" pageNumber="578">n. sp.</emphasis>
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</taxonomicNameLabel>
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looks very much like
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<taxonomicName id="4C74D5D7CB1F184942B7F949FAB2B1E0" authority="Lambe, 1892" authorityName="Lambe" authorityYear="1892" box="[971,1387,1698,1723]" class="Demospongiae" family="Isodictyidae" genus="Isodictya" kingdom="Animalia" order="Poecilosclerida" pageId="5" pageNumber="578" phylum="Porifera" rank="species" species="quatsinoensis">
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<emphasis id="B9007246CB1F184942B7F949FB09B1E0" box="[971,1232,1698,1723]" italics="true" pageId="5" pageNumber="578">Isodictya quatsinoensis</emphasis>
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Lambe, 1892
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</taxonomicName>
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but, of course, can be easily distinguished by the spicules.
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</paragraph>
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<paragraph id="8BCBAE54CB1F184941BBF901FE1DB034" blockId="5.[151,1437,1086,1975]" pageId="5" pageNumber="578">
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The specimen was collected remotely with a research trawl so we did not visually observe the seafloor habitat where the specimen resided. However, the specimen was attached to a small rounded cobble at a depth of
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<quantity id="4C8C03B1CB1F18494428F8E5FA45B07D" box="[1364,1436,1806,1831]" metricMagnitude="2" metricUnit="m" metricValue="3.5799999999999996" pageId="5" pageNumber="578" unit="m" value="358.0">358 m</quantity>
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that would indicate that this species is found on relatively flat habitat consisting of unconsolidated sediments with pebbles and small cobbles.
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</paragraph>
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</subSubSection>
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<subSubSection id="C36EFDDFCB1F184A41BBF891FD85B053" lastPageId="6" lastPageNumber="579" pageId="5" pageNumber="578" type="etymology">
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<paragraph id="8BCBAE54CB1F184941BBF891FED4B0EC" blockId="5.[151,1437,1086,1975]" pageId="5" pageNumber="578">
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<emphasis id="B9007246CB1F184941BBF891FE97B0C8" bold="true" box="[199,334,1914,1939]" pageId="5" pageNumber="578">Etymology.</emphasis>
|
||
<taxonomicName id="4C74D5D7CB1F18494026F891FDCAB0C8" box="[346,531,1914,1939]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="5" pageNumber="578" phylum="Porifera" rank="species" species="attu">
|
||
<emphasis id="B9007246CB1F18494026F891FDCAB0C8" box="[346,531,1914,1939]" italics="true" pageId="5" pageNumber="578">Cladocroce attu</emphasis>
|
||
</taxonomicName>
|
||
is named after
|
||
<taxonomicName id="4C74D5D7CB1F184943A9F890FCDEB0C8" box="[725,775,1915,1939]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="5" pageNumber="579" phylum="Porifera" rank="species" species="attu" status="sp. nov.">Attu</taxonomicName>
|
||
Island in the western Aleutian Islands, near the site of collection.
|
||
</paragraph>
|
||
<paragraph id="8BCBAE54CB1C184A41EBF978FD85B053" blockId="6.[151,1436,1681,1800]" pageId="6" pageNumber="579">
|
||
<emphasis id="B9007246CB1C184A41EBF978FECDB1F3" bold="true" box="[151,276,1683,1705]" pageId="6" pageNumber="579">FIGURE 4.</emphasis>
|
||
<taxonomicName id="4C74D5D7CB1C184A4067F978FE66B1F2" box="[283,447,1683,1705]" class="Demospongiae" family="Chalinidae" genus="Cladocroce" kingdom="Animalia" order="Haplosclerida" pageId="6" pageNumber="579" phylum="Porifera" rank="species" species="attu" status="sp. nov.">
|
||
<emphasis id="B9007246CB1C184A4067F978FE66B1F2" box="[283,447,1683,1705]" italics="true" pageId="6" pageNumber="579">Cladocroce attu</emphasis>
|
||
</taxonomicName>
|
||
<emphasis id="B9007246CB1C184A40BBF97FFDD8B1F2" bold="true" box="[455,513,1684,1705]" pageId="6" pageNumber="579">
|
||
<taxonomicNameLabel id="A233CF3DCB1C184A40BBF97FFDD8B1F2" box="[455,513,1684,1705]" pageId="6" pageNumber="579" rank="species">n. sp.</taxonomicNameLabel>
|
||
</emphasis>
|
||
A.
|
||
<typeStatus id="54CF10F6CB1C184A4354F978FD5AB1F2" box="[552,643,1683,1705]" pageId="6" pageNumber="579" type="holotype">holotype</typeStatus>
|
||
, grid marks are
|
||
<quantity id="4C8C03B1CB1C184A4257F978FC87B1F2" box="[811,862,1683,1705]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="6" pageNumber="579" unit="cm" value="1.0">1 cm</quantity>
|
||
2. B. Close-up of basal area showing ridges on the outer surface and smaller circular apertures in between. Grid marks are
|
||
<quantity id="4C8C03B1CB1C184A422CF95FFC5CB191" box="[848,901,1716,1738]" metricMagnitude="-2" metricUnit="m" metricValue="1.0" pageId="6" pageNumber="579" unit="cm" value="1.0">1 cm</quantity>
|
||
2. C. Numerous polyspicular tracts running through choanosomal reticulation. Scale bar is 250 µm. D. Polyspicular tracts. Scale bar is 250 µm. E. Close-up of polyspicular tracts. Scale bar is 250 µm. F. SEM photo of oxeas.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |