132 lines
8.8 KiB
XML
132 lines
8.8 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.68.729" ID-GBIF-Dataset="84c8a2ac-d7b8-46f3-9888-ce6c1485ac65" ID-PMC="PMC3088436" ID-Pensoft-Pub="1313-2970-68-1" ID-PubMed="21594036" ModsDocAuthor="" ModsDocDate="2010" ModsDocID="1313-2970-68-1" ModsDocOrigin="ZooKeys 68" ModsDocTitle="Skeletons in confusion: a review of astrophorid sponges with (dicho–)calthrops as structural megascleres (Porifera, Demospongiae, Astrophorida)" checkinTime="1451250894870" checkinUser="pensoft" docAuthor="Van Soest, Rob W. M., Beglinger, Elly J. & De Voogd, Nicole J." docDate="2010" docId="B9A27B5DDE39B3749801745963C27148" docLanguage="en" docName="ZooKeys 68: 1-88" docOrigin="ZooKeys 68" docSource="http://dx.doi.org/10.3897/zookeys.68.729" docTitle="Dercitus (Stoeba)" docType="treatment" docVersion="5" lastPageNumber="31" masterDocId="5D0AFFB7C87613675E79FFF7DA38AE2E" masterDocTitle="Skeletons in confusion: a review of astrophorid sponges with (dicho-) calthrops as structural megascleres (Porifera, Demospongiae, Astrophorida)" masterLastPageNumber="88" masterPageNumber="1" pageNumber="30" updateTime="1668164561298" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Skeletons in confusion: a review of astrophorid sponges with (dicho-) calthrops as structural megascleres (Porifera, Demospongiae, Astrophorida)</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Van Soest, Rob W. M.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Beglinger, Elly J.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>De Voogd, Nicole J.</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2010</mods:date>
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<mods:detail type="volume">
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<mods:number>68</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>88</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.68.729</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.68.729</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-68-1</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="159360704" LSID="urn:lsid:plazi:treatment:B9A27B5DDE39B3749801745963C27148" httpUri="http://treatment.plazi.org/id/B9A27B5DDE39B3749801745963C27148" lastPageId="30" lastPageNumber="31" pageId="29" pageNumber="30">
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<subSubSection pageId="29" pageNumber="30" type="nomenclature">
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<paragraph pageId="29" pageNumber="30">
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<taxonomicName class="Demospongiae" family="Ancorinidae" genus="Dercitus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dercitus (Stoeba)" order="Tetractinellida" pageId="29" pageNumber="30" phylum="Porifera" rank="subGenus" subGenus="Stoeba">Dercitus Stoeba</taxonomicName>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="29" pageNumber="30" type="reference_group">
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<paragraph pageId="29" pageNumber="30">
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<taxonomicName class="Demospongiae" family="Ancorinidae" genus="Dercitus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dercitus" order="Tetractinellida" pageId="29" pageNumber="30" phylum="Porifera" rank="genus">Dercitus</taxonomicName>
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sp.
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<bibRefCitation author="Kobluk, DR" journalOrPublisher="Bulletin of Marine Science" pageId="69" pageNumber="70" pagination="1207 - 1235" title="Cavity dwelling sponges in a southern Caribbean coral reef and their paleontological implications" volume="44" year="1989">Kobluk and Van Soest 1989</bibRefCitation>
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: 1211.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="29" pageNumber="30" type="material examined">
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<paragraph pageId="29" pageNumber="30">Material examined.</paragraph>
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<paragraph pageId="29" pageNumber="30">ZMA Por. 08985, Netherlands Antilles, Bonaire, W coast, near Kralendijk, in reef caves, 12-43 m, 12.15°N; 68.278°W, 1984, coll. D.R. Kobluk.</paragraph>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="31" type="description">
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<paragraph pageId="30" pageNumber="31">
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<pageBreakToken pageId="30" pageNumber="31" start="start">Description</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="30" pageNumber="31">
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Insinuating in coral crevices, in reef caves between 10 and 40 m depth. The available sponge material has been 'used
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<normalizedToken originalValue="up’">up'</normalizedToken>
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entirely for the initial slides from which the genus identification (as
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<taxonomicName class="Demospongiae" family="Ancorinidae" genus="Dercitus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dercitus" order="Tetractinellida" pageId="30" pageNumber="31" phylum="Porifera" rank="genus">Dercitus</taxonomicName>
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) was made. Properties of the sponge and structure of the skeleton cannot be accurately described. The skeleton is a confused, dense mass of calthrops megascleres on the outside covered by a layer of microscleres. These are also common throughout the sponge body. Spicules are simple calthrops and sanidasters.
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</paragraph>
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<paragraph pageId="30" pageNumber="31">
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Calthrops regular, with four equal cladi, which may occasionally be curved; endings occasionally bifid or irregularly terminally knobbed, but no true dichotriaene nor triactine modifications are present; sizes highly variable, cladi 39
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<normalizedToken originalValue="–102.3–">-102.3-</normalizedToken>
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186
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<normalizedToken originalValue="×">x</normalizedToken>
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4
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<normalizedToken originalValue="–9.8–">-9.8-</normalizedToken>
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16
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, cladomes ranging 58
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<normalizedToken originalValue="–159.7–">-159.7-</normalizedToken>
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288
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<normalizedToken originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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<paragraph pageId="30" pageNumber="31">
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Sanidasters, thin, 12
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<normalizedToken originalValue="–14.8–">-14.8-</normalizedToken>
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18
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<normalizedToken originalValue="×">x</normalizedToken>
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0.5
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<normalizedToken originalValue="–0.76–">-0.76-</normalizedToken>
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1.5
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<normalizedToken originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="31" type="habitat">
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<paragraph pageId="30" pageNumber="31">Habitat.</paragraph>
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<paragraph pageId="30" pageNumber="31">In reef caves at the deeper parts of fringing reefs.</paragraph>
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</subSubSection>
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<subSubSection pageId="30" pageNumber="31" type="remarks">
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<paragraph pageId="30" pageNumber="31">Remarks.</paragraph>
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<paragraph pageId="30" pageNumber="31">
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<bibRefCitation author="Kobluk, DR" journalOrPublisher="Bulletin of Marine Science" pageId="69" pageNumber="70" pagination="1207 - 1235" title="Cavity dwelling sponges in a southern Caribbean coral reef and their paleontological implications" volume="44" year="1989">Kobluk and Van Soest (1989)</bibRefCitation>
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reported a few oxeas of 600
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<normalizedToken originalValue="µm">µm</normalizedToken>
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length, which are here considered foreign, and 'dichotriaene-like
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<normalizedToken originalValue="variations’">variations'</normalizedToken>
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by which they meant the calthrops with bifid cladi, not to be confused with true dichocalthrops. Since no proper specimen was left, no SEM observations of the spicules of this species could be made. It is likely that it is an undescribed species. It differs from Central West Atlantic
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<taxonomicName class="Demospongiae" family="Ancorinidae" genus="Dercitus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dercitus (Stoeba) latex" order="Tetractinellida" pageId="30" pageNumber="31" phylum="Porifera" rank="species" species="latex" subGenus="Stoeba">Dercitus (Stoeba) latex</taxonomicName>
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(Moraes & Muricy, 2007) in habit (encrusting in latex), and spicule size (calthrops cladi larger, up to 212
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<normalizedToken originalValue="×">x</normalizedToken>
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25
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<normalizedToken originalValue="µm">µm</normalizedToken>
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, and sanidasters smaller, up to 15
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<normalizedToken originalValue="×">x</normalizedToken>
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1
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<normalizedToken originalValue="µm">µm</normalizedToken>
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).
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<taxonomicName class="Demospongiae" family="Ancorinidae" genus="Dercitus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dercitus (Stoeba) bahamensis" order="Tetractinellida" pageId="30" pageNumber="31" phylum="Porifera" rank="species" species="bahamensis" subGenus="Stoeba">Dercitus (Stoeba) bahamensis</taxonomicName>
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sp. n. likewise is encrusting and it has dichocalthrops and thicker sanidasters (see above).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |