407 lines
59 KiB
XML
407 lines
59 KiB
XML
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<mods:title id="425CED7D5487EB686B2A37B59CF587DC">A review of Atlantic deep-water species in the genus Talassia (Caenogastropoda, Vanikoridae)</mods:title>
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<mods:affiliation id="8BF9A857196B58C9031A9E2E7C316F3D">Senckenberg am Meer, Südstrand 40, D- 26382 Wilhelmshaven, Germany.</mods:affiliation>
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<mods:namePart id="E35D27EE13682F9B40F27861C9BF03D2">Freiwald, André</mods:namePart>
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<mods:affiliation id="41FBD99BEA271EF2106BA56A3663C74F">Senckenberg am Meer, Südstrand 40, D- 26382 Wilhelmshaven, Germany. & Andre.</mods:affiliation>
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<mods:nameIdentifier id="A5FD850CFFA9F9C7D4BB69AB3C97643B" type="email">Andre.Freiwald@Senckenberg.de</mods:nameIdentifier>
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<mods:title id="D8DE3826BD00F055E156BF0ED7BA2088">European Journal of Taxonomy</mods:title>
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<mods:date id="586D6B08865F375F762BE0CAFE2078F5">2022</mods:date>
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<treatment id="A96887DAAC67FFBB5723FEABFABDFC99" ID-DOI="http://doi.org/10.5281/zenodo.6567429" ID-GBIF-Taxon="195537912" ID-Zenodo-Dep="6567429" LSID="urn:lsid:zoobank.org:act:DBCBECED-6660-4330-8074-1D5D4F524D1F" httpUri="http://treatment.plazi.org/id/A96887DAAC67FFBB5723FEABFABDFC99" lastPageId="11" lastPageNumber="151" pageId="9" pageNumber="149">
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<subSubSection id="69DB6547AC67FFB95723FEABFC30FE9B" box="[638,950,264,291]" pageId="9" pageNumber="149" type="nomenclature">
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<paragraph id="217E36CCAC67FFB95723FEABFC30FE9B" blockId="9.[362,1226,264,361]" box="[638,950,264,291]" pageId="9" pageNumber="149">
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<heading id="7A3681A0AC67FFB95723FEABFC30FE9B" box="[638,950,264,291]" centered="true" fontSize="11" level="2" pageId="9" pageNumber="149" reason="2">
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<taxonomicName id="E6C14D4FAC67FFB95723FEABFCD2FE9B" ID-CoL="992D5" authority="Hoffman & Freiwald, 2022" authorityName="Hoffman & Freiwald" authorityYear="2022" box="[638,852,264,291]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="9" pageNumber="149" phylum="Mollusca" rank="species" species="laevapex" status="sp. nov.">
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<emphasis id="13B5EADEAC67FFB95723FEABFCD2FE9B" bold="true" box="[638,852,264,291]" italics="true" pageId="9" pageNumber="149">Talassia laevapex</emphasis>
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<taxonomicNameLabel id="088657A5AC67FFB95606FEAAFC30FE9B" box="[859,950,265,291]" pageId="9" pageNumber="149" rank="species">sp. nov.</taxonomicNameLabel>
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<subSubSection id="69DB6547AC67FFB95437FE8FFCDAFED1" pageId="9" pageNumber="149" type="description">
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urn:lsid:zoobank.org:act:
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<uuid id="55670C19AC67FFB957D4FE8FFB4CFEFF" box="[649,1226,300,327]" pageId="9" pageNumber="149">DBCBECED-6660-4330-8074-1D5D4F524D1F</uuid>
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<paragraph id="217E36CCAC67FFB95785FEECFCDAFED1" blockId="9.[362,1226,264,361]" box="[728,860,335,361]" pageId="9" pageNumber="149">
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<figureCitation id="B9FA2A49AC67FFB95785FEECFCDAFED1" box="[728,860,335,361]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 31–43</figureCitation>
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</paragraph>
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<subSubSection id="69DB6547AC67FFB955E0FE32FCA1FE61" box="[189,807,401,474]" pageId="9" pageNumber="149" type="etymology">
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<paragraph id="217E36CCAC67FFB955E0FE32FEC3FE13" blockId="9.[189,325,401,427]" box="[189,325,401,427]" pageId="9" pageNumber="149">
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<heading id="7A3681A0AC67FFB955E0FE32FEC3FE13" bold="true" box="[189,325,401,427]" fontSize="11" level="3" pageId="9" pageNumber="149" reason="3">
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<emphasis id="13B5EADEAC67FFB955E0FE32FEC3FE13" bold="true" box="[189,325,401,427]" pageId="9" pageNumber="149">Etymology</emphasis>
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<paragraph id="217E36CCAC67FFB955E0FE1CFCA1FE61" blockId="9.[189,807,447,474]" box="[189,807,447,474]" pageId="9" pageNumber="149">The specific epithet refers to the smooth protoconch.</paragraph>
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<paragraph id="217E36CCAC67FFB955E0FDA2FEEBFDA2" blockId="9.[189,365,512,539]" box="[189,365,512,539]" pageId="9" pageNumber="149">
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<emphasis id="13B5EADEAC67FFB955E0FDA2FEEBFDA2" bold="true" box="[189,365,512,539]" pageId="9" pageNumber="149">Type material</emphasis>
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<typeStatus id="FE7A886EAC67FFB955B7FD8CFEDBFDF1" box="[234,349,559,585]" pageId="9" pageNumber="149" type="holotype">Holotype</typeStatus>
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<collectingCountry id="59D6765CAC67FFB955E0FDF0FEF0FDD5" box="[189,374,595,621]" name="Mauritania" pageId="9" pageNumber="149">MAURITANIA</collectingCountry>
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–
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<emphasis id="13B5EADEAC67FFB954C7FDF0FDEAFDD5" bold="true" box="[410,620,595,621]" pageId="9" pageNumber="149">
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<location id="241E6017AC67FFB954C7FDF0FDEAFDD5" LSID="urn:lsid:plazi:treatment:A96887DAAC67FFBB5723FEABFABDFC99:241E6017AC67FFB954C7FDF0FDEAFDD5" box="[410,620,595,621]" country="Mauritania" latitude="17.541" longLatPrecision="7" longitude="-16.6666" name="Tamxat Mounds" pageId="9" pageNumber="149">Tamxat Mounds</location>
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</emphasis>
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•
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(
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<figureCitation id="B9FA2A49AC67FFB957ADFDF1FCFBFDD5" box="[752,893,594,621]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 36–39</figureCitation>
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);
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,
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; depth
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;
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<date id="557F100CAC67FFB955E0FDD6FED9FD28" box="[189,351,629,656]" pageId="9" pageNumber="149" value="2010-11-15">
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<collectingDate id="453BE9E4AC67FFB955E0FDD6FED9FD28" box="[189,351,629,656]" pageId="9" pageNumber="149" value="2010-11-15">15 Nov. 2010</collectingDate>
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;
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<collectingMethod id="F8804EDBAC67FFB95436FDD5FCBEFD28" box="[363,824,630,656]" pageId="9" pageNumber="149">box core in coral rubble with silty mud</collectingMethod>
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;
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<specimenCode id="71679EB7AC67FFB95619FDD6FBDEFD28" box="[836,1112,629,656]" pageId="9" pageNumber="149">MSM16/3-GeoB14905</specimenCode>
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;
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<specimenCode id="71679EB7AC67FFB9513EFDD6FB7CFD28" box="[1123,1274,629,656]" collectionCode="SMF" country="Germany" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34838" lsid="urn:lsid:biocol.org:col:34838" name="Forschungsinstitut und Natur-Museum Senckenberg" pageId="9" pageNumber="149">SMF358967</specimenCode>
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.
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</materialsCitation>
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</paragraph>
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<paragraph id="217E36CCAC67FFB955B7FD14FEC5FCE7" blockId="9.[187,1398,695,863]" pageId="9" pageNumber="149">
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<materialsCitation id="91A93C91AC67FFB955B7FD14FEC8FCA0" ID-GBIF-Occurrence="3776287330" collectingDate="2010-11-15" collectingMethod="box core in coral rubble with silty mud" collectionCode="SMF" country="Mauritania" elevation="486" latitude="17.541" location="Tamxat Mounds" longLatPrecision="7" longitude="-16.6666" pageId="9" pageNumber="149" specimenCode="SMF358968" specimenCount="2" stateProvince="Tamxat Mounds" typeStatus="paratype">
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<emphasis id="13B5EADEAC67FFB955B7FD14FEEFFD69" bold="true" box="[234,361,695,721]" pageId="9" pageNumber="149">
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<typeStatus id="FE7A886EAC67FFB955B7FD14FEEFFD69" box="[234,361,695,721]" pageId="9" pageNumber="149" type="paratype">Paratypes</typeStatus>
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<collectingCountry id="59D6765CAC67FFB955E0FD78FEF0FD4D" box="[189,374,731,757]" name="Mauritania" pageId="9" pageNumber="149">MAURITANIA</collectingCountry>
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–
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<collectingRegion id="E305F82EAC67FFB954CDFD79FDDBFD4C" box="[400,605,730,756]" pageId="9" pageNumber="149">Tamxat Mounds</collectingRegion>
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</emphasis>
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•
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(
|
||
<figureCitation id="B9FA2A49AC67FFB95786FD79FC3CFD4C" box="[731,954,730,757]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 34–35, 40–43</figureCitation>
|
||
); same collection data as for holotype;
|
||
<specimenCode id="71679EB7AC67FFB955E1FD5EFEC8FCA0" box="[188,334,765,792]" collectionCode="SMF" country="Germany" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34838" lsid="urn:lsid:biocol.org:col:34838" name="Forschungsinstitut und Natur-Museum Senckenberg" pageId="9" pageNumber="149">SMF358968</specimenCode>
|
||
</materialsCitation>
|
||
•
|
||
<materialsCitation id="91A93C91AC67FFB9542DFD5DFBD6FCA0" ID-GBIF-Occurrence="3776287333" box="[368,1104,765,792]" collectingDate="2010-11-15" collectingMethod="box core in coral rubble with silty mud" collectionCode="SMF" country="Mauritania" elevation="486" latitude="17.541" location="Tamxat Mounds" longLatPrecision="7" longitude="-16.6666" pageId="9" pageNumber="149" specimenCode="SMF358969" specimenCount="13" stateProvince="Tamxat Mounds" typeStatus="paratype">
|
||
<specimenCount id="37C7FD45AC67FFB9542DFD5DFE58FCAF" box="[368,478,765,792]" pageId="9" pageNumber="149">13 shells</specimenCount>
|
||
; same collection data as for holotype;
|
||
<specimenCode id="71679EB7AC67FFB956E3FD5EFBD6FCA0" box="[958,1104,765,792]" collectionCode="SMF" country="Germany" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34838" lsid="urn:lsid:biocol.org:col:34838" name="Forschungsinstitut und Natur-Museum Senckenberg" pageId="9" pageNumber="149">SMF358969</specimenCode>
|
||
</materialsCitation>
|
||
•
|
||
<materialsCitation id="91A93C91AC67FFB9512FFD5DFEC5FCE7" ID-GBIF-Occurrence="3776287344" collectingDate="2010-11-15" collectingMethod="box core in coral rubble with silty mud" collectionCode="MSM" elevation="510" latitude="17.5427" longLatPrecision="7" longitude="-16.6634" pageId="9" pageNumber="149" specimenCode="MSM16/3-GeoB14904, SaM79757" specimenCount="4">
|
||
<specimenCount id="37C7FD45AC67FFB9512FFD5DFB54FCAF" box="[1138,1234,765,792]" pageId="9" pageNumber="149">4 shells</specimenCount>
|
||
;
|
||
<geoCoordinate id="44F5500BAC67FFB951BFFD5EFAF7FCA0" box="[1250,1393,765,792]" degrees="17.5427" direction="north" orientation="latitude" pageId="9" pageNumber="149" precision="5" value="17.5427">17.5427° N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="44F5500BAC67FFB955E0FC82FECDFC83" box="[189,331,801,827]" degrees="16.6634" direction="west" orientation="longitude" pageId="9" pageNumber="149" precision="5" value="-16.6634">16.6634° W</geoCoordinate>
|
||
; depth
|
||
<quantity id="E6399B29AC67FFB954C6FC82FE60FC83" box="[411,486,801,828]" metricMagnitude="2" metricUnit="m" metricValue="5.1" pageId="9" pageNumber="149" unit="m" value="510.0">
|
||
<elevation id="AAECD1FFAC67FFB954C6FC82FE60FC83" box="[411,486,801,828]" metricMagnitude="2" metricUnit="m" metricValue="5.1" pageId="9" pageNumber="149" unit="m" value="510.0">510 m</elevation>
|
||
</quantity>
|
||
;
|
||
<date id="557F100CAC67FFB954ADFC82FD0BFC83" box="[496,653,801,828]" pageId="9" pageNumber="149" value="2010-11-15">
|
||
<collectingDate id="453BE9E4AC67FFB954ADFC82FD0BFC83" box="[496,653,801,828]" pageId="9" pageNumber="149" value="2010-11-15">15 Nov. 2010</collectingDate>
|
||
</date>
|
||
;
|
||
<collectingMethod id="F8804EDBAC67FFB957CAFC82FBD3FC83" box="[663,1109,801,827]" pageId="9" pageNumber="149">box core in coral rubble with silty mud</collectingMethod>
|
||
;
|
||
<specimenCode id="71679EB7AC67FFB95103FC82FAF4FC83" box="[1118,1394,801,827]" pageId="9" pageNumber="149">MSM16/3-GeoB14904</specimenCode>
|
||
;
|
||
<specimenCode id="71679EB7AC67FFB955E6FCE7FEB9FCE7" box="[187,319,836,863]" pageId="9" pageNumber="149">SaM79757</specimenCode>
|
||
.
|
||
</materialsCitation>
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC67FFB955E0FC26FE7AFC27" blockId="9.[189,508,901,927]" box="[189,508,901,927]" pageId="9" pageNumber="149">
|
||
<heading id="7A3681A0AC67FFB955E0FC26FE7AFC27" bold="true" box="[189,508,901,927]" fontSize="11" level="3" pageId="9" pageNumber="149" reason="3">
|
||
<emphasis id="13B5EADEAC67FFB955E0FC26FE7AFC27" bold="true" box="[189,508,901,927]" pageId="9" pageNumber="149">Other material examined</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC67FFB955E0FC17FE64FB80" blockId="9.[189,1399,948,1080]" pageId="9" pageNumber="149">
|
||
<materialsCitation id="91A93C91AC67FFB955E0FC17FC13FC49" ID-GBIF-Occurrence="3776287306" collectingDate="2010-11-07" collectingMethod="bottom grab in silty mud" collectionCode="MSM" country="Mauritania" elevation="493" latitude="19.7378" location="MAURITANIA" longLatPrecision="7" longitude="-17.1459" municipality="Canyon" pageId="9" pageNumber="149" specimenCode="MSM16/3-GeoB14860, SaM79747" specimenCount="1">
|
||
<collectingCountry id="59D6765CAC67FFB955E0FC17FEF0FC76" box="[189,374,948,974]" name="Mauritania" pageId="9" pageNumber="149">MAURITANIA</collectingCountry>
|
||
•
|
||
<specimenCount id="37C7FD45AC67FFB954D3FC17FE59FC76" box="[398,479,948,974]" pageId="9" pageNumber="149">1 shell</specimenCount>
|
||
;
|
||
<locationDeviation id="30CC2FEEAC67FFB954B4FC17FC84FC76" box="[489,770,948,974]" pageId="9" pageNumber="149">Arguin South 3 Canyon</locationDeviation>
|
||
;
|
||
<geoCoordinate id="44F5500BAC67FFB95653FC17FC1EFC76" box="[782,920,948,974]" degrees="19.7378" direction="north" orientation="latitude" pageId="9" pageNumber="149" precision="5" value="19.7378">19.7378° N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="44F5500BAC67FFB956FEFC17FBB4FC76" box="[931,1074,948,975]" degrees="17.1459" direction="west" orientation="longitude" pageId="9" pageNumber="149" precision="5" value="-17.1459">17.1459° W</geoCoordinate>
|
||
; depth
|
||
<quantity id="E6399B29AC67FFB951DBFC17FB55FC76" box="[1158,1235,948,974]" metricMagnitude="2" metricUnit="m" metricValue="4.93" pageId="9" pageNumber="149" unit="m" value="493.0">
|
||
<elevation id="AAECD1FFAC67FFB951DBFC17FB55FC76" box="[1158,1235,948,974]" metricMagnitude="2" metricUnit="m" metricValue="4.93" pageId="9" pageNumber="149" unit="m" value="493.0">493 m</elevation>
|
||
</quantity>
|
||
;
|
||
<date id="557F100CAC67FFB95182FC17FAF4FC76" box="[1247,1394,948,974]" pageId="9" pageNumber="149" value="2010-11-07">
|
||
<collectingDate id="453BE9E4AC67FFB95182FC17FAF4FC76" box="[1247,1394,948,974]" pageId="9" pageNumber="149" value="2010-11-07">7 Nov. 2010</collectingDate>
|
||
</date>
|
||
;
|
||
<collectingMethod id="F8804EDBAC67FFB955E0FC74FE61FC49" box="[189,487,983,1009]" pageId="9" pageNumber="149">bottom grab in silty mud</collectingMethod>
|
||
;
|
||
<specimenCode id="71679EB7AC67FFB954AEFC74FC8EFC49" box="[499,776,983,1009]" pageId="9" pageNumber="149">MSM16/3-GeoB14860</specimenCode>
|
||
;
|
||
<specimenCode id="71679EB7AC67FFB95649FC74FC13FC49" box="[788,917,983,1009]" collectionCode="SaM" pageId="9" pageNumber="149">SaM79747</specimenCode>
|
||
</materialsCitation>
|
||
•
|
||
<materialsCitation id="91A93C91AC67FFB956EDFC74FE58FB80" ID-GBIF-Occurrence="3776287325" collectingDate="2007-01-08" collectingMethod="box core in coral rubble with mud" collectionCode="POS" country="Mauritania" elevation="450" latitude="17.6794" location="Banda Mounds" longLatPrecision="7" longitude="-16.6684" pageId="9" pageNumber="149" specimenCode="POS346- GeoB11579, SaM79753" specimenCount="3">
|
||
<specimenCount id="37C7FD45AC67FFB956EDFC74FB8CFC49" box="[944,1034,983,1009]" pageId="9" pageNumber="149">3 shells</specimenCount>
|
||
(
|
||
<figureCitation id="B9FA2A49AC67FFB95147FC74FB23FC49" box="[1050,1189,983,1009]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 31–33</figureCitation>
|
||
);
|
||
<location id="241E6017AC67FFB951E7FC74FAF4FC49" LSID="urn:lsid:plazi:treatment:A96887DAAC67FFBB5723FEABFABDFC99:241E6017AC67FFB951E7FC74FAF4FC49" box="[1210,1394,983,1009]" country="Mauritania" latitude="17.6794" longLatPrecision="7" longitude="-16.6684" name="Banda Mounds" pageId="9" pageNumber="149">Banda Mounds</location>
|
||
;
|
||
<geoCoordinate id="44F5500BAC67FFB955E3FC59FECAFBAD" box="[190,332,1018,1045]" degrees="17.6794" direction="north" orientation="latitude" pageId="9" pageNumber="149" precision="5" value="17.6794">17.6794° N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="44F5500BAC67FFB95401FC59FE69FBAD" box="[348,495,1018,1045]" degrees="16.6684" direction="west" orientation="longitude" pageId="9" pageNumber="149" precision="5" value="-16.6684">16.6684° W</geoCoordinate>
|
||
; depth
|
||
<quantity id="E6399B29AC67FFB95711FC59FD1BFBAD" box="[588,669,1018,1045]" metricMagnitude="2" metricUnit="m" metricValue="4.5" pageId="9" pageNumber="149" unit="m" value="450.0">
|
||
<elevation id="AAECD1FFAC67FFB95711FC59FD1BFBAD" box="[588,669,1018,1045]" metricMagnitude="2" metricUnit="m" metricValue="4.5" pageId="9" pageNumber="149" unit="m" value="450.0">450 m</elevation>
|
||
</quantity>
|
||
;
|
||
<date id="557F100CAC67FFB957F3FC59FCC6FBAC" box="[686,832,1018,1045]" pageId="9" pageNumber="149" value="2007-01-08">
|
||
<collectingDate id="453BE9E4AC67FFB957F3FC59FCC6FBAC" box="[686,832,1018,1045]" pageId="9" pageNumber="149" value="2007-01-08">8 Jan. 2007</collectingDate>
|
||
</date>
|
||
;
|
||
<collectingMethod id="F8804EDBAC67FFB9560DFC59FB7DFBAC" box="[848,1275,1018,1045]" pageId="9" pageNumber="149">box core in coral rubble with mud</collectingMethod>
|
||
;
|
||
<specimenCode id="71679EB7AC67FFB95056FC59FECBFB80" pageId="9" pageNumber="149">POS346- GeoB11579</specimenCode>
|
||
;
|
||
<specimenCode id="71679EB7AC67FFB95404FBBEFE58FB80" box="[345,478,1053,1080]" collectionCode="SaM" pageId="9" pageNumber="149">SaM79753</specimenCode>
|
||
</materialsCitation>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="69DB6547AC67FFB955E0FBFCFAFFF889" pageId="9" pageNumber="149" type="description">
|
||
<paragraph id="217E36CCAC67FFB955E0FBFCFEC9FBC1" blockId="9.[189,335,1119,1145]" box="[189,335,1119,1145]" pageId="9" pageNumber="149">
|
||
<heading id="7A3681A0AC67FFB955E0FBFCFEC9FBC1" bold="true" box="[189,335,1119,1145]" fontSize="11" level="3" pageId="9" pageNumber="149" reason="3">
|
||
<emphasis id="13B5EADEAC67FFB955E0FBFCFEC9FBC1" bold="true" box="[189,335,1119,1145]" pageId="9" pageNumber="149">Description</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC67FFB955E0FB2EFF6BFB56" blockId="9.[189,1399,1165,1262]" pageId="9" pageNumber="149">
|
||
Elevated shell with rounded whorls, fine irregular axial sculpture, flexuous lip and smooth, glossy translucent protoconch, cream white.
|
||
<typeStatus id="FE7A886EAC67FFB9572BFB12FD65FB73" box="[630,739,1201,1227]" pageId="9" pageNumber="149" type="holotype">Holotype</typeStatus>
|
||
dimensions: height
|
||
<quantity id="E6399B29AC67FFB9568DFB12FBABFB73" box="[976,1069,1201,1227]" metricMagnitude="-3" metricUnit="m" metricValue="2.2" pageId="9" pageNumber="149" unit="mm" value="2.2">2.2 mm</quantity>
|
||
, width
|
||
<quantity id="E6399B29AC67FFB951DFFB12FB59FB73" box="[1154,1247,1201,1227]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" pageId="9" pageNumber="149" unit="mm" value="1.1">1.1 mm</quantity>
|
||
, apical angle 34°.
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC67FFB955E0FAB5FB30FACE" blockId="9.[189,1398,1300,1399]" pageId="9" pageNumber="149">
|
||
PROTOCONCH. Elevated paucispiral shell with globular nucleus and 1¼ whorls (
|
||
<figureCitation id="B9FA2A49AC67FFB9510DFAB6FA85FA97" box="[1104,1283,1301,1328]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 33, 35, 37</figureCitation>
|
||
); smooth, numerous shallow micro pits visible under high magnification; faint spiral lines below upper suture in last part whorl; lip straight yet oblique at 17° with spire axis (
|
||
<figureCitation id="B9FA2A49AC67FFB956D3FAFFFC60FACF" box="[910,998,1372,1399]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Fig. 35</figureCitation>
|
||
); width
|
||
<quantity id="E6399B29AC67FFB9511BFAFFFB37FACE" box="[1094,1201,1372,1399]" metricMagnitude="-4" metricUnit="m" metricValue="3.5" pageId="9" pageNumber="149" unit="mm" value="0.35">0.35 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC67FFB955E0FA3DFC41F9FC" blockId="9.[189,1399,1437,1604]" pageId="9" pageNumber="149">
|
||
TELEOCONCH. Elevated spire with 3 rounded whorls and deep suture (
|
||
<figureCitation id="B9FA2A49AC67FFB956BAFA3EFAA4FA0F" box="[999,1314,1437,1463]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 31–32, 34, 36, 40–41</figureCitation>
|
||
). Axial sculpture coarse with numerous irregularly spaced flexuous growth lines; opisthocline below upper suture. Many spiral lines composed of aligned raised dots and dashes (
|
||
<figureCitation id="B9FA2A49AC67FFB9515DFA40FB62FA46" box="[1024,1252,1507,1534]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 38–39, 42–43</figureCitation>
|
||
); fine on the first whorl, coarser and more irregular on subsequent whorls. Narrow, deep, elongated umbilicus at base body whorl partly covered by parietal lip (
|
||
<figureCitation id="B9FA2A49AC67FFB957F0F989FC3CF9FC" box="[685,954,1578,1604]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 31–32, 36, 40–41</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC67FFB955E0F9CFFD08F974" blockId="9.[189,1398,1643,1740]" pageId="9" pageNumber="149">
|
||
APERTURE. Oval outline, flattened on parietal side; smooth inside (
|
||
<figureCitation id="B9FA2A49AC67FFB956BFF9C8FB56F93E" box="[994,1232,1643,1670]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Figs 31–32, 36, 40</figureCitation>
|
||
). Parietal and columellar lip sharp; external lip not thickened, blunt, flexuous with notches above the periphery and at base (
|
||
<figureCitation id="B9FA2A49AC67FFB9545CF911FEDFF974" box="[257,345,1714,1740]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="9" pageNumber="149">Fig. 41</figureCitation>
|
||
). Aperture height
|
||
<quantity id="E6399B29AC67FFB95771F911FD0FF974" box="[556,649,1714,1740]" metricMagnitude="-4" metricUnit="m" metricValue="9.0" pageId="9" pageNumber="149" unit="mm" value="0.9">0.9 mm</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC67FFB955E0F957FAFFF889" blockId="9.[189,1401,1779,1841]" pageId="9" pageNumber="149">
|
||
VARIABILITY. The growth lines on teleoconch vary in roughness. Occasionally, umbilical slit is nearly closed. The observed range for apical angle is 34°–36°. No variability observed in adult height (
|
||
<quantity id="E6399B29AC67FFB95053F8B4FAEBF889" box="[1294,1389,1815,1841]" metricMagnitude="-3" metricUnit="m" metricValue="2.2" pageId="9" pageNumber="149" unit="mm" value="2.2">2.2 mm</quantity>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="69DB6547AC67FFB955E6F8FBFB42F819" box="[187,1220,1880,1953]" pageId="9" pageNumber="149" type="distribution">
|
||
<paragraph id="217E36CCAC67FFB955E6F8FBFED0F8CA" blockId="9.[187,342,1880,1906]" box="[187,342,1880,1906]" pageId="9" pageNumber="149">
|
||
<heading id="7A3681A0AC67FFB955E6F8FBFED0F8CA" bold="true" box="[187,342,1880,1906]" fontSize="11" level="3" pageId="9" pageNumber="149" reason="3">
|
||
<emphasis id="13B5EADEAC67FFB955E6F8FBFED0F8CA" bold="true" box="[187,342,1880,1906]" pageId="9" pageNumber="149">Distribution</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC67FFB955E0F824FB42F819" blockId="9.[189,1220,1926,1953]" box="[189,1220,1926,1953]" pageId="9" pageNumber="149">
|
||
NE Atlantic Ocean,
|
||
<collectingCountry id="59D6765CAC67FFB954F4F825FDABF818" box="[425,557,1926,1952]" name="Mauritania" pageId="9" pageNumber="149">Mauritania</collectingCountry>
|
||
, latitude 17.5°–
|
||
<geoCoordinate id="44F5500BAC67FFB957BAF825FCC2F819" box="[743,836,1926,1953]" degrees="19.8" direction="north" orientation="latitude" pageId="9" pageNumber="149" precision="5555" value="19.8">19.8° N</geoCoordinate>
|
||
, known depth range
|
||
<quantity id="E6399B29AC67FFB95165F825FB46F819" box="[1080,1216,1926,1953]" metricMagnitude="2" metricUnit="m" metricValue="4.8" metricValueMax="5.1" metricValueMin="4.5" pageId="9" pageNumber="149" unit="m" value="480.0" valueMax="510.0" valueMin="450.0">
|
||
450–
|
||
<specimenCount id="37C7FD45AC67FFB9512EF825FB46F819" box="[1139,1216,1926,1953]" pageId="9" pageNumber="149" type="generic">510 m</specimenCount>
|
||
</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<caption id="75BE6644AC64FFBA55E1F932FDC4F851" ID-DOI="http://doi.org/10.5281/zenodo.6564553" ID-Zenodo-Dep="6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="10" pageNumber="150" startId="10.[188,241,1681,1707]" targetBox="[258,1329,265,1642]" targetPageId="10">
|
||
<paragraph id="217E36CCAC64FFBA55E1F932FDC4F851" blockId="10.[186,1398,1681,2025]" pageId="10" pageNumber="150">
|
||
<emphasis id="13B5EADEAC64FFBA55E1F932FED6F913" bold="true" box="[188,336,1681,1707]" pageId="10" pageNumber="150">Figs 31–43.</emphasis>
|
||
<taxonomicName id="E6C14D4FAC64FFBA5403F932FDB1F913" authority="Hoffman & Freiwald, 2022" authorityName="Hoffman & Freiwald" authorityYear="2022" box="[350,567,1681,1707]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="10" pageNumber="150" phylum="Mollusca" rank="species" species="laevapex" status="sp. nov.">
|
||
<emphasis id="13B5EADEAC64FFBA5403F932FDB1F913" box="[350,567,1681,1707]" italics="true" pageId="10" pageNumber="150">Talassia laevapex</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="088657A5AC64FFBA5718F931FD2FF914" box="[581,681,1682,1708]" pageId="10" pageNumber="150" rank="species">sp. nov.</taxonomicNameLabel>
|
||
, Mauritania.
|
||
<emphasis id="13B5EADEAC64FFBA560CF932FC1CF913" bold="true" box="[849,922,1681,1707]" pageId="10" pageNumber="150">31–33</emphasis>
|
||
. Banda Mounds, POS346-GeoB11579 (SaM79753).
|
||
<emphasis id="13B5EADEAC64FFBA5400F916FEFCF977" bold="true" box="[349,378,1717,1743]" pageId="10" pageNumber="150">31</emphasis>
|
||
. Ventral view, H = 2.2 mm, W = 1.1 mm.
|
||
<emphasis id="13B5EADEAC64FFBA5608F916FC18F977" bold="true" box="[853,926,1717,1743]" pageId="10" pageNumber="150">32–33</emphasis>
|
||
. Ventral view, H = 2.2 mm, W = 1.1 mm.
|
||
<emphasis id="13B5EADEAC64FFBA55E7F97BFF51F94A" bold="true" box="[186,215,1752,1778]" pageId="10" pageNumber="150">33</emphasis>
|
||
. Protoconch, Wp = 0.35 mm.
|
||
<emphasis id="13B5EADEAC64FFBA5707F97BFD22F94A" bold="true" box="[602,676,1752,1778]" pageId="10" pageNumber="150">34–43</emphasis>
|
||
. Tamxat Mounds, MSM16/3-GeoB14905.
|
||
<emphasis id="13B5EADEAC64FFBA51EFF97BFB7DF94A" bold="true" box="[1202,1275,1752,1778]" pageId="10" pageNumber="150">34–35</emphasis>
|
||
. Paratype (SMF358968).
|
||
<emphasis id="13B5EADEAC64FFBA5429F958FE17F8AD" bold="true" box="[372,401,1787,1813]" pageId="10" pageNumber="150">34</emphasis>
|
||
. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°.
|
||
<emphasis id="13B5EADEAC64FFBA55E1F8BDFF5FF880" bold="true" box="[188,217,1822,1848]" pageId="10" pageNumber="150">35</emphasis>
|
||
. Protoconch, Wp = 0.31 mm, arrow indicates lip.
|
||
<emphasis id="13B5EADEAC64FFBA5601F8BDFC23F880" bold="true" box="[860,933,1822,1848]" pageId="10" pageNumber="150">36–39</emphasis>
|
||
. Holotype (SMF358967).
|
||
<emphasis id="13B5EADEAC64FFBA51B2F8BDFA8AF880" bold="true" box="[1263,1292,1822,1848]" pageId="10" pageNumber="150">36</emphasis>
|
||
. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°.
|
||
<emphasis id="13B5EADEAC64FFBA56A9F8E2FB89F8E3" bold="true" box="[1012,1039,1857,1883]" pageId="10" pageNumber="150">37</emphasis>
|
||
. Protoconch, Wp = 0.34 mm, arrow indicates lip.
|
||
<emphasis id="13B5EADEAC64FFBA54F3F8C6FE4DF8C7" bold="true" box="[430,459,1893,1919]" pageId="10" pageNumber="150">38</emphasis>
|
||
. Sculpture first whorl, teleoconch.
|
||
<emphasis id="13B5EADEAC64FFBA5628F8C6FC14F8C7" bold="true" box="[885,914,1893,1919]" pageId="10" pageNumber="150">39</emphasis>
|
||
. Sculpture body whorl, teleoconch.
|
||
<emphasis id="13B5EADEAC64FFBA5017F8C6FF5FF81A" bold="true" pageId="10" pageNumber="150">40– 43</emphasis>
|
||
. Paratype (SMF358968).
|
||
<emphasis id="13B5EADEAC64FFBA574EF82BFDDDF81A" bold="true" box="[531,603,1928,1954]" pageId="10" pageNumber="150">40–41</emphasis>
|
||
. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm.
|
||
<emphasis id="13B5EADEAC64FFBA5728F808FD14F87D" bold="true" box="[629,658,1963,1989]" pageId="10" pageNumber="150">42</emphasis>
|
||
. Sculpture first whorl, teleoconch.
|
||
<emphasis id="13B5EADEAC64FFBA5161F808FBDFF87D" bold="true" box="[1084,1113,1963,1989]" pageId="10" pageNumber="150">43</emphasis>
|
||
. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<subSubSection id="69DB6547AC65FFBB55E0FEAAFDFCFECC" pageId="11" pageNumber="151" type="discussion">
|
||
<paragraph id="217E36CCAC65FFBB55E0FEAAFEB6FE9B" blockId="11.[189,304,265,291]" box="[189,304,265,291]" pageId="11" pageNumber="151">
|
||
<heading id="7A3681A0AC65FFBB55E0FEAAFEB6FE9B" bold="true" box="[189,304,265,291]" fontSize="11" level="3" pageId="11" pageNumber="151" reason="3">
|
||
<emphasis id="13B5EADEAC65FFBB55E0FEAAFEB6FE9B" bold="true" box="[189,304,265,291]" pageId="11" pageNumber="151">Remarks</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC65FFBB55E0FE94FDFCFECC" blockId="11.[189,1398,311,373]" pageId="11" pageNumber="151">The radula and the soft parts of the new species are unknown. Only empty shells were found in or near coral debris with silty or muddy sand.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="69DB6547AC65FFBB55E0FE38FABDFC99" pageId="11" pageNumber="151" type="diagnosis">
|
||
<paragraph id="217E36CCAC65FFBB55E0FE38FE4AFE0D" blockId="11.[189,460,411,437]" box="[189,460,411,437]" pageId="11" pageNumber="151">
|
||
<heading id="7A3681A0AC65FFBB55E0FE38FE4AFE0D" bold="true" box="[189,460,411,437]" fontSize="11" level="3" pageId="11" pageNumber="151" reason="3">
|
||
<emphasis id="13B5EADEAC65FFBB55E0FE38FE4AFE0D" bold="true" box="[189,460,411,437]" pageId="11" pageNumber="151">Differential diagnosis</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="217E36CCAC65FFBB55E0FE69FABDFC99" blockId="11.[189,1399,458,802]" pageId="11" pageNumber="151">
|
||
All hitherto known NE Atlantic species have a protoconch sculpture with spiral lines composed of raised dots and dashes.
|
||
<taxonomicName id="E6C14D4FAC65FFBB5486FE4EFD3CFDBF" baseAuthorityName="de Folin" baseAuthorityYear="1873" box="[475,698,493,519]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="11" pageNumber="151" phylum="Mollusca" rank="species" species="dagueneti">
|
||
<emphasis id="13B5EADEAC65FFBB5486FE4EFD3CFDBF" box="[475,698,493,519]" italics="true" pageId="11" pageNumber="151">Talassia dagueneti</emphasis>
|
||
</taxonomicName>
|
||
shows an axial sculpture of regular raised flexuous riblets on the teleoconch and finely aligned spirals of raised beads on the protoconch (
|
||
<bibRefCitation id="45504B3DAC65FFBB51CCFDB2FF7DFDF6" author="Waren A. & Bouchet Ph." pageId="11" pageNumber="151" pagination="73 - 100" refId="ref9418" refString="Waren A. & Bouchet Ph. 1988. A new species of Vanikoridae from the western Mediterranean, with remarks on the Northeast Atlantic species of the family. Bollettino Malacologico 24 (5 - 8): 73 - 100." type="journal article" year="1988">Warén & Bouchet, 1988</bibRefCitation>
|
||
;
|
||
<figureCitation id="B9FA2A49AC65FFBB5457FD97FED4FDF7" box="[266,338,564,591]" captionStart="Figs 1–11" captionStartId="3.[188,241,1752,1778]" captionTargetBox="[269,1319,265,1714]" captionTargetId="figure-19@3.[269,1319,265,1714]" captionTargetPageId="3" captionText="Figs 1–11. Talassia Warén & Bouchet, 1988 from the NE Atlantic. 1–3. Talassia coriacea (Manzoni, 1868), off Funchal, Madeira, depth 70 m (SaM74968). 1. Ventral view, H = 2.7, W = 1.5 mm, Ha = 1.2 mm. 2. Protoconch, Wp = 0.37 mm. 3. Sculpture body whorl. 4–7. Talassia dagueneti (de Folin, 1873), Porcupine Seabight, Galway Mound, POS316-524 (SaM). 4–5. Side view, H = 2.5 mm. 5. Protoconch, Wp = 0.32 mm. 6–7. Ventral view, H = 2.3 mm, W = 1.0 mm. 7. Sculpture body whorl. 8–11. Talassia tenuisculpta (R.B. Watson, 1873), Azores, Mar da Prata, M151-GeoB23111 (SaM). 8–10. Ventral view, H = 2.6 mm, W = 1.3 mm. 9–10. Protoconch, Wp 0.40 mm, arrow indicates lip. 11. Side view, H = 2.3 mm. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564547" httpUri="https://zenodo.org/record/6564547/files/figure.png" pageId="11" pageNumber="151">Fig. 5</figureCitation>
|
||
) whereas
|
||
<taxonomicName id="E6C14D4FAC65FFBB548DFD96FDDCFDF6" authority="Hoffman & Freiwald, 2022" authorityName="Hoffman & Freiwald" authorityYear="2022" box="[464,602,564,590]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="11" pageNumber="151" phylum="Mollusca" rank="species" species="laevapex" status="sp. nov.">
|
||
<emphasis id="13B5EADEAC65FFBB548DFD96FDDCFDF6" box="[464,602,564,590]" italics="true" pageId="11" pageNumber="151">T. laevapex</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="088657A5AC65FFBB5738FD97FD44FDF6" box="[613,706,564,590]" pageId="11" pageNumber="151" rank="species">sp. nov.</taxonomicNameLabel>
|
||
has finer irregular growth lines (
|
||
<figureCitation id="B9FA2A49AC65FFBB5108FD97FABCFDF6" box="[1109,1338,564,590]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="11" pageNumber="151">Figs 38–39, 42–43</figureCitation>
|
||
) and a smooth protoconch (
|
||
<figureCitation id="B9FA2A49AC65FFBB5494FDF4FD03FDC9" box="[457,645,599,626]" captionStart="Figs 31–43" captionStartId="10.[188,241,1681,1707]" captionTargetBox="[258,1329,265,1642]" captionTargetId="figure-11@10.[258,1329,265,1642]" captionTargetPageId="10" captionText="Figs 31–43. Talassia laevapex sp. nov., Mauritania. 31–33. Banda Mounds, POS346-GeoB11579 (SaM79753). 31. Ventral view, H = 2.2 mm, W = 1.1 mm. 32–33. Ventral view, H = 2.2 mm, W = 1.1 mm. 33. Protoconch, Wp = 0.35 mm. 34–43. Tamxat Mounds, MSM16/3-GeoB14905. 34–35. Paratype (SMF358968). 34. Subadult ventral view, H = 1.8 mm, W = 0.9, Ha = 0.7 mm, apical angle = 34°. 35. Protoconch, Wp = 0.31 mm, arrow indicates lip. 36–39. Holotype (SMF358967). 36. Ventral view, H = 2.2 mm, W = 0.9 mm, Ha = 0.9 mm, apical angle = 31°. 37. Protoconch, Wp = 0.34 mm, arrow indicates lip. 38. Sculpture first whorl, teleoconch. 39. Sculpture body whorl, teleoconch. 40– 43. Paratype (SMF358968). 40–41. Ventral and side view, H = 2.2 mm, W = 1.1 mm, Ha = 0.8 mm, apical angle = 36°, Wp = 0.31 mm. 42. Sculpture first whorl, teleoconch. 43. Sculpture body whorl, teleoconch. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564553" httpUri="https://zenodo.org/record/6564553/files/figure.png" pageId="11" pageNumber="151">Figs 33, 35, 37</figureCitation>
|
||
).
|
||
<taxonomicName id="E6C14D4FAC65FFBB57C3FDF4FC1EFDC9" baseAuthorityName="R. B. Watson" baseAuthorityYear="1873" box="[670,920,599,625]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="11" pageNumber="151" phylum="Mollusca" rank="species" species="tenuisculpta">
|
||
<emphasis id="13B5EADEAC65FFBB57C3FDF4FC1EFDC9" box="[670,920,599,625]" italics="true" pageId="11" pageNumber="151">Talassia tenuisculpta</emphasis>
|
||
</taxonomicName>
|
||
has similar fine growth lines and spiral lines as the new species but its protoconch has a clear spiral sculpture of raised dotted lines (de Folin 1873;
|
||
<bibRefCitation id="45504B3DAC65FFBB5455FD3EFD99FD00" author="Waren A. & Bouchet Ph." box="[264,543,669,696]" pageId="11" pageNumber="151" pagination="73 - 100" refId="ref9418" refString="Waren A. & Bouchet Ph. 1988. A new species of Vanikoridae from the western Mediterranean, with remarks on the Northeast Atlantic species of the family. Bollettino Malacologico 24 (5 - 8): 73 - 100." type="journal article" year="1988">Warén & Bouchet 1988</bibRefCitation>
|
||
;
|
||
<figureCitation id="B9FA2A49AC65FFBB5776FD3EFD27FD00" box="[555,673,669,696]" captionStart="Figs 1–11" captionStartId="3.[188,241,1752,1778]" captionTargetBox="[269,1319,265,1714]" captionTargetId="figure-19@3.[269,1319,265,1714]" captionTargetPageId="3" captionText="Figs 1–11. Talassia Warén & Bouchet, 1988 from the NE Atlantic. 1–3. Talassia coriacea (Manzoni, 1868), off Funchal, Madeira, depth 70 m (SaM74968). 1. Ventral view, H = 2.7, W = 1.5 mm, Ha = 1.2 mm. 2. Protoconch, Wp = 0.37 mm. 3. Sculpture body whorl. 4–7. Talassia dagueneti (de Folin, 1873), Porcupine Seabight, Galway Mound, POS316-524 (SaM). 4–5. Side view, H = 2.5 mm. 5. Protoconch, Wp = 0.32 mm. 6–7. Ventral view, H = 2.3 mm, W = 1.0 mm. 7. Sculpture body whorl. 8–11. Talassia tenuisculpta (R.B. Watson, 1873), Azores, Mar da Prata, M151-GeoB23111 (SaM). 8–10. Ventral view, H = 2.6 mm, W = 1.3 mm. 9–10. Protoconch, Wp 0.40 mm, arrow indicates lip. 11. Side view, H = 2.3 mm. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564547" httpUri="https://zenodo.org/record/6564547/files/figure.png" pageId="11" pageNumber="151">Figs 9–10</figureCitation>
|
||
).
|
||
<taxonomicName id="E6C14D4FAC65FFBB57E8FD3EFC01FD0F" baseAuthorityName="Manzoni" baseAuthorityYear="1868" box="[693,903,669,695]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="11" pageNumber="151" phylum="Mollusca" rank="species" species="coriacea">
|
||
<emphasis id="13B5EADEAC65FFBB57E8FD3EFC01FD0F" box="[693,903,669,695]" italics="true" pageId="11" pageNumber="151">Talassia coriacea</emphasis>
|
||
</taxonomicName>
|
||
is larger and has a large pyriform aperture (
|
||
<bibRefCitation id="45504B3DAC65FFBB5599FD62FE64FD63" author="Waren A. & Bouchet Ph." box="[196,482,705,731]" pageId="11" pageNumber="151" pagination="73 - 100" refId="ref9418" refString="Waren A. & Bouchet Ph. 1988. A new species of Vanikoridae from the western Mediterranean, with remarks on the Northeast Atlantic species of the family. Bollettino Malacologico 24 (5 - 8): 73 - 100." type="journal article" year="1988">Warén & Bouchet 1988</bibRefCitation>
|
||
;
|
||
<figureCitation id="B9FA2A49AC65FFBB54ADFD62FDB2FD63" box="[496,564,705,731]" captionStart="Figs 1–11" captionStartId="3.[188,241,1752,1778]" captionTargetBox="[269,1319,265,1714]" captionTargetId="figure-19@3.[269,1319,265,1714]" captionTargetPageId="3" captionText="Figs 1–11. Talassia Warén & Bouchet, 1988 from the NE Atlantic. 1–3. Talassia coriacea (Manzoni, 1868), off Funchal, Madeira, depth 70 m (SaM74968). 1. Ventral view, H = 2.7, W = 1.5 mm, Ha = 1.2 mm. 2. Protoconch, Wp = 0.37 mm. 3. Sculpture body whorl. 4–7. Talassia dagueneti (de Folin, 1873), Porcupine Seabight, Galway Mound, POS316-524 (SaM). 4–5. Side view, H = 2.5 mm. 5. Protoconch, Wp = 0.32 mm. 6–7. Ventral view, H = 2.3 mm, W = 1.0 mm. 7. Sculpture body whorl. 8–11. Talassia tenuisculpta (R.B. Watson, 1873), Azores, Mar da Prata, M151-GeoB23111 (SaM). 8–10. Ventral view, H = 2.6 mm, W = 1.3 mm. 9–10. Protoconch, Wp 0.40 mm, arrow indicates lip. 11. Side view, H = 2.3 mm. Scale bars = 0.2 mm." figureDoi="http://doi.org/10.5281/zenodo.6564547" httpUri="https://zenodo.org/record/6564547/files/figure.png" pageId="11" pageNumber="151">Fig. 1</figureCitation>
|
||
).
|
||
<taxonomicName id="E6C14D4FAC65FFBB570DFD62FC03FD63" authorityName="Rolan & Swinnen" authorityYear="2011" box="[592,901,705,731]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="11" pageNumber="151" phylum="Mollusca" rank="species" species="philippeswinneni">
|
||
<emphasis id="13B5EADEAC65FFBB570DFD62FC03FD63" box="[592,901,705,731]" italics="true" pageId="11" pageNumber="151">Talassia philippeswinneni</emphasis>
|
||
</taxonomicName>
|
||
has a protoconch with shallow micro-pits and its teleoconch has spiral cords (Rolán & Swinnen 2016: 120–124, figs 1–4).
|
||
<taxonomicName id="E6C14D4FAC65FFBB512EFD47FAC3FD46" baseAuthorityName="Manzoni" baseAuthorityYear="1868" box="[1139,1349,740,766]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="11" pageNumber="151" phylum="Mollusca" rank="species" species="coriacea">
|
||
<emphasis id="13B5EADEAC65FFBB512EFD47FAC3FD46" box="[1139,1349,740,766]" italics="true" pageId="11" pageNumber="151">Talassia coriacea</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="E6C14D4FAC65FFBB55E0FCABFE23FC99" authorityName="Rolan & Swinnen" authorityYear="2011" box="[189,421,775,801]" class="Gastropoda" family="Vanikoridae" genus="Talassia" kingdom="Animalia" order="Littorinimorpha" pageId="11" pageNumber="151" phylum="Mollusca" rank="species" species="philippeswinneni">
|
||
<emphasis id="13B5EADEAC65FFBB55E0FCABFE23FC99" box="[189,421,775,801]" italics="true" pageId="11" pageNumber="151">T. philippeswinneni</emphasis>
|
||
</taxonomicName>
|
||
live on the shelf whereas the new species is found on the upper bathyal slope.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |