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<document id="A1293359743161E02E33AE34A0E76B34" ID-DOI="10.5281/zenodo.176494" ID-GBIF-Dataset="d38bdbd0-29f5-4f33-b8c1-a409d7b60112" ID-ISSN="1175-5326" ID-Zenodo-Dep="176494" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459834590344" checkinUser="plazi" docAuthor="Menshenina, Larisa L., Tabachnick, Konstantin R. &amp; Janussen, Dorte" docDate="2007" docId="03978792FFE5A35C0FD7FCD7FAB6FF44" docLanguage="en" docName="zt01463p068.pdf" docOrigin="Zootaxa 1463" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Crateromorpha (Neopsacas) krinovi subsp. krinovi Menshenina, Tabachnick &amp; Janussen, 2007, sp. nov." docType="treatment" docVersion="9" lastPageNumber="62" masterDocId="FFAEFFEAFFE0A35B0F40FFB0FFB6FF9E" masterDocTitle="Revision of the subgenus Neopsacas (Hexactinellida, Rossellidae, Crateromorpha) with the description of new species and subspecies" masterLastPageNumber="68" masterPageNumber="55" pageNumber="60" updateTime="1698223379652" updateUser="plazi">
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<mods:title id="88E693E0F9335F1D4908ABFAC739A55A">Revision of the subgenus Neopsacas (Hexactinellida, Rossellidae, Crateromorpha) with the description of new species and subspecies</mods:title>
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<mods:namePart id="9E43AD4E35EDAB03DAE9E833CBAA562A">Menshenina, Larisa L.</mods:namePart>
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<mods:namePart id="B644C48EC2B697DD42AA6AF0B311E977">Tabachnick, Konstantin R.</mods:namePart>
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<mods:namePart id="8A845648BF3A549072D64ACEAA870C97">Janussen, Dorte</mods:namePart>
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<mods:date id="57B27E9F75579DA74A32972BB99D1B57">2007</mods:date>
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<treatment id="03978792FFE5A35C0FD7FCD7FAB6FF44" ID-DOI="http://doi.org/10.5281/zenodo.5626076" ID-GBIF-Taxon="119358556" ID-Zenodo-Dep="5626076" LSID="urn:lsid:plazi:treatment:03978792FFE5A35C0FD7FCD7FAB6FF44" httpUri="http://treatment.plazi.org/id/03978792FFE5A35C0FD7FCD7FAB6FF44" lastPageId="7" lastPageNumber="62" pageId="5" pageNumber="60">
<subSubSection id="C324650FFFE5A35E0FD7FCD7FBDFFC1F" box="[151,1129,871,897]" pageId="5" pageNumber="60" type="nomenclature">
<paragraph id="8B813684FFE5A35E0FD7FCD7FBDFFC1F" blockId="5.[151,1129,871,897]" box="[151,1129,871,897]" pageId="5" pageNumber="60">
<heading id="D0C981E8FFE5A35E0FD7FCD7FBDFFC1F" bold="true" box="[151,1129,871,897]" fontSize="11" level="1" pageId="5" pageNumber="60" reason="1">
<emphasis id="B94AEA96FFE5A35E0FD7FCD7FBDFFC1F" bold="true" box="[151,1129,871,897]" pageId="5" pageNumber="60">
<emphasis id="B94AEA96FFE5A35E0FD7FCD7FD06FC1F" bold="true" box="[151,688,871,897]" italics="true" pageId="5" pageNumber="60">
<taxonomicName id="4C3E4D07FFE5A35E0FD7FCD7FD1CFC1F" ID-CoL="5DXF7" box="[151,682,871,897]" class="Hexactinellida" family="Rossellidae" genus="Crateromorpha" kingdom="Animalia" order="Lyssacinosida" pageId="5" pageNumber="60" phylum="Porifera" rank="subSpecies" species="krinovi" status="sp. nov." subGenus="Neopsacas" subSpecies="krinovi">Crateromorpha (Neopsacas) krinovi krinovi</taxonomicName>
,
</emphasis>
<taxonomicNameLabel id="A27957EDFFE5A35E0DF7FCD7FCA0FC1F" box="[695,790,871,897]" pageId="5" pageNumber="60" rank="species">sp. nov.</taxonomicNameLabel>
, ssp. nov. (
<figureCitation id="13052A01FFE5A35E0CDCFCD7FC52FC1F" box="[924,996,871,897]" captionStart="FIGURE 3" captionStartId="5.[151,255,1937,1961]" captionTargetBox="[434,1160,1309,1912]" captionTargetId="figure@5.[434,1160,1309,1913]" captionTargetPageId="5" captionText="FIGURE 3. Crateromorpha (Neopsacas) krinovi krinovi sp. nov., ssp. nov. A, holotype, side view. Scale 20 mm. B, dermal discohexactin. C, atrial discohexactins. Scales 10 µm." httpUri="https://zenodo.org/record/176497/files/figure.png" pageId="5" pageNumber="60">Fig. 3</figureCitation>
,
<figureCitation id="13052A01FFE5A35E0CB2FCD7FBB5FC1F" box="[1010,1027,871,897]" captionStart="FIGURE 4" captionStartId="6.[151,255,1895,1919]" captionTargetBox="[440,1162,902,1854]" captionTargetId="figure@6.[418,1170,874,1871]" captionTargetPageId="6" captionText="FIGURE 4. Crateromorpha (Neopsacas) krinovi krinovi sp. nov., ssp. nov., spicules: A B, dermal pentactins. C D, dermal diactins. E, hypodermal pentactin. F, choanosomal stauractin. G, choanosomal diactin. H, discohexactin. I J, discopentactins. K, discostauractin. L, discodiactin." httpUri="https://zenodo.org/record/176498/files/figure.png" pageId="5" pageNumber="60">4</figureCitation>
;
<tableCitation id="C6BC033FFFE5A35E0B52FCD7FBD6FC1F" box="[1042,1120,871,897]" captionStart="TABLE 2" captionStartId="7.[151,239,271,295]" captionTargetBox="[153,1431,327,832]" captionTargetPageId="7" captionText="TABLE 2: Spicule dimensions of C. (Neopsacas) krinovi krinovi sp. nov. and C. (Neopsacas) krinovi discoli ssp. nov." httpUri="http://table.plazi.org/id/DF41660CFFE7A35C0FD7FEBFFACDFEB9" pageId="5" pageNumber="60" tableUuid="DF41660CFFE7A35C0FD7FEBFFACDFEB9">Tab. 2</tableCitation>
)
</emphasis>
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<subSubSection id="C324650FFFE5A35C0FD7FC02FAB6FF44" lastPageId="7" lastPageNumber="62" pageId="5" pageNumber="60" type="materials_examined">
<paragraph id="8B813684FFE5A35E0FD7FC02FEC5FC52" blockId="5.[151,1436,946,1052]" box="[151,371,946,972]" pageId="5" pageNumber="60">Material examined</paragraph>
<paragraph id="8B813684FFE5A35E0F86FC6AFB2AFB82" blockId="5.[151,1436,946,1052]" pageId="5" pageNumber="60">
<typeStatus id="54858826FFE5A35E0F86FC6AFE8EFC6A" box="[198,312,986,1012]" pageId="5" pageNumber="60" type="holotype">Holotype</typeStatus>
:
<collectionCode id="ED2FAE41FFE5A35E0E0AFC6AFE14FC6A" box="[330,418,986,1012]" pageId="5" pageNumber="60">IORAS</collectionCode>
5/2/3176—R.V. Professor Logatchev,16, Ashadze-1, dredge, 2005, close to the hydrotermal field,
<geoCoordinate id="EE0A5043FFE5A35E0E32FBB2FE4DFB82" box="[370,507,1026,1052]" direction="north" orientation="latitude" pageId="5" pageNumber="60" precision="92" value="12.973333">12° 58.4 N</geoCoordinate>
<geoCoordinate id="EE0A5043FFE5A35E0D43FBB2FD22FB82" box="[515,660,1026,1052]" direction="west" orientation="longitude" pageId="5" pageNumber="60" precision="92" value="-44.863335">44° 51.8 W</geoCoordinate>
(Mid-Atlantic Ridge), depth
<quantity id="4CC69B61FFE5A35E0CB3FBB2FB2FFB82" box="[1011,1177,1026,1052]" metricMagnitude="3" metricUnit="m" metricValue="4.15" metricValueMax="4.2" metricValueMin="4.1" pageId="5" pageNumber="60" unit="m" value="4150.0" valueMax="4200.0" valueMin="4100.0">41004200 m</quantity>
.
</paragraph>
<paragraph id="8B813684FFE5A35E0FD7FBE2FE96FBF2" blockId="5.[151,1436,1106,1252]" box="[151,288,1106,1132]" pageId="5" pageNumber="60">Description</paragraph>
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Body: Overall shape is the same as of
<taxonomicName id="4C3E4D07FFE5A35E0DCCFBCBFC16FB0A" box="[652,928,1147,1172]" class="Hexactinellida" family="Rossellidae" genus="Crateromorpha" kingdom="Animalia" order="Lyssacinosida" pageId="5" pageNumber="60" phylum="Porifera" rank="species" species="variens" subGenus="Neopsacas">
<emphasis id="B94AEA96FFE5A35E0DCCFBCBFC16FB0A" box="[652,928,1147,1172]" italics="true" pageId="5" pageNumber="60">C. (Neopsacas) variens</emphasis>
</taxonomicName>
. The body is
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long, about
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in diameter, the walls are only
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in thickness, the atrial cavity is large; peduncle is tubular,
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long (broken),
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in diameter.
</paragraph>
<caption id="DF41660CFFE5A35E0FD7F821FCB5F855" httpUri="https://zenodo.org/record/176497/files/figure.png" pageId="5" pageNumber="60" targetBox="[434,1160,1309,1912]" targetPageId="5">
<paragraph id="8B813684FFE5A35E0FD7F821FCB5F855" blockId="5.[151,1436,1937,1995]" pageId="5" pageNumber="60">
<emphasis id="B94AEA96FFE5A35E0FD7F821FEAFF837" bold="true" box="[151,281,1937,1961]" pageId="5" pageNumber="60">FIGURE 3.</emphasis>
<taxonomicName id="4C3E4D07FFE5A35E0E5FF822FD40F837" box="[287,758,1938,1961]" class="Hexactinellida" family="Rossellidae" genus="Crateromorpha" kingdom="Animalia" order="Lyssacinosida" pageId="5" pageNumber="60" phylum="Porifera" rank="subSpecies" species="krinovi" status="sp. nov." subGenus="Neopsacas" subSpecies="krinovi">
<emphasis id="B94AEA96FFE5A35E0E5FF822FD40F837" box="[287,758,1938,1961]" italics="true" pageId="5" pageNumber="60">Crateromorpha (Neopsacas) krinovi krinovi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A27957EDFFE5A35E0DBCF821FCE7F836" box="[764,849,1937,1960]" pageId="5" pageNumber="60" rank="species">sp. nov.</taxonomicNameLabel>
, ssp. nov. A, holotype, side view. Scale 20 mm. B, dermal discohexactin. C, atrial discohexactins. Scales 10 µm.
</paragraph>
</caption>
<paragraph id="8B813684FFE6A35D0F86FF28FD91FDF4" blockId="6.[151,1436,152,818]" pageId="6" pageNumber="61">
Spicules: Choanosomal spicules are diactins, rarely tauactins and stauractins. The diactins are 1.42.6/
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, they have a widening in the middle and rounded, smooth outer ends. The diactins of the peduncle are
<quantity id="4CC69B61FFE6A35D0E72FF58FE4CFE9C" box="[306,506,232,258]" metricMagnitude="-5" metricUnit="m" metricValue="2.0999999999999996" metricValueMax="2.7" metricValueMin="1.5" pageId="6" pageNumber="61" unit="mm" value="0.020999999999999998" valueMax="0.027" valueMin="0.015">0.0150.027 mm</quantity>
in diameter, connected to each other by numerous synapticula junctions. Hypodermalia are pentactins with spines situated close to the spicule centre, the outer ends are conically pointed and spiny. Tangential rays of hypodermal pentactins are
<quantity id="4CC69B61FFE6A35D0C78FE88FC53FECC" box="[824,997,312,338]" metricMagnitude="-4" metricUnit="m" metricValue="2.7" metricValueMax="3.8" metricValueMin="1.6" pageId="6" pageNumber="61" unit="mm" value="0.27" valueMax="0.38" valueMin="0.16">0.160.38 mm</quantity>
long, proximal ray is
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long, the diameter of these rays is
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. Dermalia and atrialia are pentactins and diactins, rarely other derivatives of pentactins with reduced rays. These spicules have rough rays and rounded outer ends. Dermal pentactins have tangential rays
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long, the proximal ray is usually short,
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long, the diameter of these rays is
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. Dermal diactins have rays of 0.0260.093/
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and usually possess four rudimental tubercles in the centre. Atrial pentactins have tangential rays
<quantity id="4CC69B61FFE6A35D0FD7FD98FED6FDDC" box="[151,352,552,578]" metricMagnitude="-4" metricUnit="m" metricValue="1.08" metricValueMax="1.75" metricValueMin="0.41" pageId="6" pageNumber="61" unit="mm" value="0.108" valueMax="0.175" valueMin="0.041">0.0410.175 mm</quantity>
long and distal ray about
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long, their diameter is about
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. Atrial diactins have rays 0.0320.072/
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.
</paragraph>
<paragraph id="8B813684FFE6A35D0F86FDC8FE76FCAC" blockId="6.[151,1436,152,818]" pageId="6" pageNumber="61">
Microscleres are represented by a succession of spiny discoidal spicules varying from discohexactins to discodiactins (“amphidiscs”), their rays are 0.0270.088/
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. Among these spicules discopentactins (39%) and discohexactins (36%) prevail; the others are discostauractins and discotetractins (16%), discotauactins (8%) and discodiactins (1%). In pentactins the four rays forming a cross are usually slightly bent away from the cental ray.
</paragraph>
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<emphasis id="B94AEA96FFE6A35D0FD7F8D7FEAFF81E" bold="true" box="[151,281,1895,1920]" pageId="6" pageNumber="61">FIGURE 4.</emphasis>
<taxonomicName id="4C3E4D07FFE6A35D0E5FF8D8FD40F8E1" box="[287,758,1896,1919]" class="Hexactinellida" family="Rossellidae" genus="Crateromorpha" kingdom="Animalia" order="Lyssacinosida" pageId="6" pageNumber="61" phylum="Porifera" rank="subSpecies" species="krinovi" status="sp. nov." subGenus="Neopsacas" subSpecies="krinovi">
<emphasis id="B94AEA96FFE6A35D0E5FF8D8FD40F8E1" box="[287,758,1896,1919]" italics="true" pageId="6" pageNumber="61">Crateromorpha (Neopsacas) krinovi krinovi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A27957EDFFE6A35D0DBCF8D8FCE7F8E1" box="[764,849,1896,1919]" pageId="6" pageNumber="61" rank="species">sp. nov.</taxonomicNameLabel>
, ssp. nov., spicules: AB, dermal pentactins. CD, dermal diactins. E, hypodermal pentactin. F, choanosomal stauractin. G, choanosomal diactin. H, discohexactin. IJ, discopentactins. K, discostauractin. L, discodiactin.
</paragraph>
</caption>
<paragraph id="8B813684FFE7A35C0FD7FF28FEAFFF2C" blockId="7.[151,1280,152,218]" box="[151,281,152,178]" pageId="7" pageNumber="62">Etymology</paragraph>
<paragraph id="8B813684FFE7A35C0F86FF70FAB6FF44" blockId="7.[151,1280,152,218]" box="[198,1280,192,218]" pageId="7" pageNumber="62">The species is named in the honour of geologist Dr. D. Krinov, who collected this specimen.</paragraph>
</subSubSection>
</treatment>
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