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<mods:title id="24863AF02E4D8531B07FF9CCAB669982">Stylasterids (Hydrozoa: Stylasteridae) from Mar del Plata submarine canyon and adjacent area (southwestern Atlantic), with a key to the species off Argentina</mods:title>
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<mods:namePart id="908A8981054AB3C26D101CFE491F2B83">Cairns, S. D.</mods:namePart>
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<mods:affiliation id="8BC9B504C2BB48431F151D45F188F2EA">Museo Argentino de Ciencias Naturales “ Bernardino Rivadavia ” - CONICET-Av. Ángel Gallardo 470, C 1405 DJR, Buenos Aires, Argentina &amp; pablopench @ gmail. com; https: // orcid. org / 0000 - 0002 - 2043 - 8814</mods:affiliation>
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<mods:affiliation id="16B67DB84B4348391DC893A4527CF9CD">Museo Argentino de Ciencias Naturales “ Bernardino Rivadavia ” - CONICET-Av. Ángel Gallardo 470, C 1405 DJR, Buenos Aires, Argentina &amp; dlauretta @ gmail. com; http: // orcid. org / 0000 - 0001 - 5344 - 2425</mods:affiliation>
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<taxonomicName id="D1C65FE1494BBA3AFF0441A930A6FF32" ID-CoL="TSFJ" authority="Cairns, 1983 a" authorityName="Cairns" authorityYear="1983" box="[151,659,151,178]" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="5" pageNumber="6" phylum="Cnidaria" rank="species" species="pulvinatum">
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<emphasis id="24B2F870494BBA3AFF0441A933D5FF31" bold="true" box="[151,480,151,178]" italics="true" pageId="5" pageNumber="6">Cheiloporidion pulvinatum</emphasis>
<bibRefCitation id="72575993494BBA3AFE7441A930A6FF32" author="Cairns, S. D." box="[487,659,151,177]" pageId="5" pageNumber="6" pagination="61 - 164" refId="ref29674" refString="Cairns, S. D. (1983 a) Antarctic and Subantarctic Stylasterina (Coelenterata: Hydrozoa). Biology of the Antarctic Seas XIII. Antarctic Research Series, 38 (2), 61 - 164." type="journal article" year="1983">Cairns, 1983a</bibRefCitation>
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(
<figureCitation id="8EFD38E7494BBA3AFF0C418232DAFF55" box="[159,239,188,214]" captionStart="FIGURE 2" captionStartId="5.[151,250,1558,1582]" captionTargetBox="[151,1435,623,1534]" captionTargetId="figure-201@5.[151,1435,623,1534]" captionTargetPageId="5" captionText="FIGURE 2. Cheiloporidion pulvinatum colony attached to the scleractinian Bathelia candida." figureDoi="http://doi.org/10.5281/zenodo.4751264" httpUri="https://zenodo.org/record/4751264/files/figure.png" pageId="5" pageNumber="6">Figs. 2</figureCitation>
,
<figureCitation id="8EFD38E7494BBA3AFF684182333CFF55" box="[251,265,188,214]" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="5" pageNumber="6">3</figureCitation>
)
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<treatmentCitation id="97670273494BBA3AFF04403E306EFE9B" author="Cairns, S. D." box="[151,603,256,280]" page="83" pageId="5" pageNumber="6" year="1983">
<taxonomicName id="D1C65FE1494BBA3AFF04403E306EFE9B" ID-CoL="TSFJ" authority="Cairns 1983 a: 83" authorityName="Cairns" authorityPageNumber="83" authorityYear="1983" box="[151,603,256,280]" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="5" pageNumber="6" phylum="Cnidaria" rank="species" species="pulvinatum">
<emphasis id="24B2F870494BBA3AFF04403E339CFE9B" box="[151,425,256,280]" italics="true" pageId="5" pageNumber="6">Cheiloporidion pulvinatum</emphasis>
<bibRefCitation id="72575993494BBA3AFE3D403E306EFE9B" author="Cairns, S. D." box="[430,603,256,280]" pageId="5" pageNumber="6" pagination="61 - 164" refId="ref29674" refString="Cairns, S. D. (1983 a) Antarctic and Subantarctic Stylasterina (Coelenterata: Hydrozoa). Biology of the Antarctic Seas XIII. Antarctic Research Series, 38 (2), 61 - 164." type="journal article" year="1983">Cairns 1983a: 83</bibRefCitation>
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, figs. 11a, 12af, map 3;
<treatmentCitation id="97670273494BBA3AFCCA403E3621FE9B" author="Cairns, S. D." box="[857,1044,256,280]" page="442" pageId="5" pageNumber="6" year="1983">
<bibRefCitation id="72575993494BBA3AFCCA403E3621FE9B" author="Cairns, S. D." box="[857,1044,256,280]" pageId="5" pageNumber="6" pagination="427 - 508" refId="ref29714" refString="Cairns, S. D. (1983 b) A generic revision of the Stylasterina (Coelenterata: Hydrozoa). Part 1. Description of the genera. Bulletin of Marine Science, 33 (2), 427 - 508." type="journal article" year="1983">Cairns 1983b: 442</bibRefCitation>
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, figs. 4ag; Cairns &amp; Macintryre 1992: 98, table 1;
<treatmentCitation id="97670273494BBA3AFEAC4021306BFEB4" author="Rio Iglesias, J. L. &amp; Acosta &amp; Yepes J. &amp; Cristobo Rodriguez, J. &amp; Martinez Portela, J. &amp; Parra Descalzo, S. &amp; Tel E. &amp; Vinas Dieguez, L. &amp; Munoz Recio, A. &amp; Vilela Perez, R. &amp; Jimenez, E. E. &amp; Ibarrola, T. P. &amp; Rios Lopez, P. &amp; Almon Pazos, B. &amp; Blanco Perez, R. &amp; Murillo Perez, J. &amp; Polonio Povedano, V. &amp; Fernandez Feijoo, J. &amp; Cabanas, J. M. &amp; Gago Pineiro, J. M. &amp; Gonzalez-Nuevo Gonzales, G. &amp; Cabrero Rodriguez, A. &amp; Besada Montenegro, M. V. &amp; Schultze Prado, F. &amp; Franco Hernandez, A. &amp; Bargiela Barros, J. &amp; Garcia Blanco, X." box="[319,606,287,311]" page="191" pageId="5" pageNumber="6" year="2012">
<bibRefCitation id="72575993494BBA3AFEAC4021306BFEB4" author="Rio Iglesias, J. L. &amp; Acosta &amp; Yepes J. &amp; Cristobo Rodriguez, J. &amp; Martinez Portela, J. &amp; Parra Descalzo, S. &amp; Tel E. &amp; Vinas Dieguez, L. &amp; Munoz Recio, A. &amp; Vilela Perez, R. &amp; Jimenez, E. E. &amp; Ibarrola, T. P. &amp; Rios Lopez, P. &amp; Almon Pazos, B. &amp; Blanco Perez, R. &amp; Murillo Perez, J. &amp; Polonio Povedano, V. &amp; Fernandez Feijoo, J. &amp; Cabanas, J. M. &amp; Gago Pineiro, J. M. &amp; Gonzalez-Nuevo Gonzales, G. &amp; Cabrero Rodriguez, A. &amp; Besada Montenegro, M. V. &amp; Schultze Prado, F. &amp; Franco Hernandez, A. &amp; Bargiela Barros, J. &amp; Garcia Blanco, X." box="[319,606,287,311]" pageId="5" pageNumber="6" refId="ref32029" refString="Rio Iglesias, J. L., Acosta, Yepes J., Cristobo Rodriguez, J., Martinez Portela, J., Parra Descalzo, S., Tel E., Vinas Dieguez, L., Munoz Recio, A., Vilela Perez, R., Jimenez, E. E., Ibarrola, T. P., Rios Lopez, P., Almon Pazos, B., Blanco Perez, R., Murillo Perez, J., Polonio Povedano, V., Fernandez Feijoo, J., Cabanas, J. M., Gago Pineiro, J. M., Gonzalez-Nuevo Gonzales, G., Cabrero Rodriguez, A., Besada Montenegro, M. V., Schultze Prado, F., Franco Hernandez, A., Bargiela Barros, J. &amp; Garcia Blanco, X. (2012) Estudio de los ecosistemas marinos vulnerables en aguas internacionales del Atlantico sudoccidental. Instituto Espanol de Oceanografia. Temas de Oceanografia 6, Instituto Espanol de Oceanografia, 283 pp." type="book" year="2012">
Río Iglesias
<emphasis id="24B2F870494BBA3AFE2E402133DFFEB4" box="[445,490,287,311]" italics="true" pageId="5" pageNumber="6">et al</emphasis>
. 2012: 191
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, 224;
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<bibRefCitation id="72575993494BBA3AFD0E402131A3FEB4" author="Bax, N. &amp; Cairns, S. D." box="[669,918,287,311]" pageId="5" pageNumber="6" pagination="107 - 112" refId="ref29073" refString="Bax, N. &amp; Cairns, S. D. (2014) Chapter 5.7. Stylasteridae (Cnidaria: Hydrozoa). In: De Broyer, C., Koubbi, P., Griffiths, H. J., Raymond, B., Udekem d'Acoz, C. d', Van de Putte, A. P., Danis, B., David, B., Grant, S., Gutt, J., Held, C., Hosie, G., Huettmann, F., Post, A., Ropert-Coudert, Y. (Eds.), Biogeographic Atlas of the Southern Ocean. Scientific Committee on Antarctic Research, Cambridge, pp. 107 - 112." type="book chapter" year="2014">Bax &amp; Cairns 2014: 107</bibRefCitation>
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, 109, 110, table 1, map 5
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<emphasis id="24B2F870494BBA3AFF04405B3304FEFC" bold="true" box="[151,305,357,383]" pageId="5" pageNumber="6">Distribution.</emphasis>
Off
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Blanca,
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;
<geoCoordinate id="73F242A5494BBA3AFDEB405B30DDFEFC" box="[632,744,357,384]" degrees="55" direction="west" minutes="17" orientation="longitude" pageId="5" pageNumber="6" precision="925" value="-55.283333">55° 17 W</geoCoordinate>
,
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;
<collectingRegion id="D402EA80494BBA3AFCED405B318DFEFC" box="[894,952,357,383]" country="South Africa" name="Western Cape" pageId="5" pageNumber="6">Cape</collectingRegion>
Horn,
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; Patagonia,
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to
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.
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New record off Mar del Plata,
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.
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<emphasis id="24B2F870494BBA3AFF5440933387FE44" bold="true" box="[199,434,429,455]" pageId="5" pageNumber="6">Material examined.</emphasis>
<materialsCitation id="A6AE2E3F494BBA3AFE28409337A2FE44" ID-GBIF-Occurrence="3118649333" box="[443,1431,429,456]" collectionCode="USNM" latitude="-38.966667" location="Bahia Blanca" longLatPrecision="1172" longitude="-55.283333" pageId="5" pageNumber="6" specimenCode="USNM 52649" specimenCount="1" typeStatus="holotype">
<specimenCode id="46608C19494BBA3AFE284093306EFE4B" box="[443,603,429,456]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" lsid="urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="5" pageNumber="6" type="Museum">USNM 52649</specimenCode>
(
<typeStatus id="C97D9AC0494BBA3AFDF8409330E5FE4B" box="[619,720,429,456]" pageId="5" pageNumber="6" type="holotype">holotype</typeStatus>
) off
<location id="131972B9494BBA3AFC9940933193FE44" LSID="urn:lsid:plazi:treatment:9E6F9574494BBA38FF0441A937BAFAF9:131972B9494BBA3AFC9940933193FE44" box="[778,934,429,455]" latitude="-38.966667" longLatPrecision="1172" longitude="-55.283333" name="Bahia Blanca" pageId="5" pageNumber="6">Bahía Blanca</location>
,
<taxonomicName id="D1C65FE1494BBA3AFC2140903623FE44" authority="St." authorityName="St." box="[946,1046,429,455]" class="Monoplacophora" family="Neopilinidae" genus="Vema" kingdom="Animalia" order="Tryblidiida" pageId="5" pageNumber="6" phylum="Mollusca" rank="genus">
<emphasis id="24B2F870494BBA3AFC21409031DAFE44" box="[946,1007,430,455]" italics="true" pageId="5" pageNumber="6">Vema</emphasis>
St.
</taxonomicName>
17-RD14 (
<geoCoordinate id="73F242A5494BBA3AFB0B40933732FE44" box="[1176,1287,429,456]" degrees="38" direction="south" minutes="58" orientation="latitude" pageId="5" pageNumber="6" precision="925" value="-38.966667">38° 58 S</geoCoordinate>
,
<geoCoordinate id="73F242A5494BBA3AFA86409337A5FE44" box="[1301,1424,429,456]" degrees="55" direction="west" minutes="17" orientation="longitude" pageId="5" pageNumber="6" precision="925" value="-55.283333">55° 17 W</geoCoordinate>
)
</materialsCitation>
;
<materialsCitation id="A6AE2E3F494BBA3AFF0440EF370DFE68" ID-GBIF-Occurrence="3118649302" box="[151,1336,465,492]" collectingDate="2012-08" collectingDateMax="2013-05" collectingDateMin="2012-08" collectionCode="USNM" country="Argentina" county="Mar del Plata" elevation="1289" latitude="-37.995102" location="Mar del Plata" longLatPrecision="1" longitude="-54.697567" municipality="Mar del Plata" pageId="5" pageNumber="6" specimenCount="1" typeStatus="holotype">
MACN-In 40641 off
<location id="131972B9494BBA3AFE1440EF3014FE68" LSID="urn:lsid:plazi:treatment:9E6F9574494BBA38FF0441A937BAFAF9:131972B9494BBA3AFE1440EF3014FE68" box="[391,545,465,491]" country="Argentina" county="Mar del Plata" latitude="-37.995102" longLatPrecision="1" longitude="-54.697567" municipality="Mar del Plata" name="Mar del Plata" pageId="5" pageNumber="6">Mar del Plata</location>
,
<collectingCountry id="6ED164F2494BBA3AFDB940EF30A9FE68" box="[554,668,465,491]" name="Argentina" pageId="5" pageNumber="6">Argentina</collectingCountry>
, St. 36 (
<geoCoordinate id="73F242A5494BBA3AFD6B40EF31A1FE68" box="[760,916,465,492]" degrees="37" direction="south" minutes="57.508" orientation="latitude" pageId="5" pageNumber="6" precision="1" value="-37.958466">37° 57.508 S</geoCoordinate>
,
<geoCoordinate id="73F242A5494BBA3AFC3340EF3672FE68" box="[928,1095,465,492]" degrees="54" direction="west" minutes="23.989" orientation="longitude" pageId="5" pageNumber="6" precision="1" value="-54.39982">54° 23.989 W</geoCoordinate>
),
<quantity id="D13E8987494BBA3AFBC840EF3687FE68" box="[1115,1202,465,491]" metricMagnitude="3" metricUnit="m" metricValue="1.289" pageId="5" pageNumber="6" unit="m" value="1289.0">
<elevation id="9DEBC351494BBA3AFBC840EF3687FE68" box="[1115,1202,465,491]" metricMagnitude="3" metricUnit="m" metricValue="1.289" pageId="5" pageNumber="6" unit="m" value="1289.0">1289 m</elevation>
</quantity>
,
<date id="627802A2494BBA3AFB2D40EF3706FE68" box="[1214,1331,465,491]" pageId="5" pageNumber="6" value="2013-05">
<collectingDate id="723CFB4A494BBA3AFB2D40EF3706FE68" box="[1214,1331,465,491]" pageId="5" pageNumber="6" value="2013-05">May 2013</collectingDate>
</date>
;
</materialsCitation>
<materialsCitation id="A6AE2E3F494BBA3AFAAC40EF36E1FD8C" ID-GBIF-Occurrence="3118649310" collectingDate="2012-08" collectingDateMax="2013-05" collectingDateMin="2012-08" collectionCode="USNM" country="Argentina" county="Mar del Plata" elevation="1289" latitude="-37.995102" location="Mar del Plata" longLatPrecision="1" longitude="-54.697567" municipality="Mar del Plata" pageId="5" pageNumber="6" specimenCount="1" typeStatus="holotype">
MACN- In 42493 off
<location id="131972B9494BBA3AFEBA40CB33F7FD8C" LSID="urn:lsid:plazi:treatment:9E6F9574494BBA38FF0441A937BAFAF9:131972B9494BBA3AFEBA40CB33F7FD8C" box="[297,450,501,527]" country="Argentina" county="Mar del Plata" latitude="-37.995102" longLatPrecision="1" longitude="-54.697567" municipality="Mar del Plata" name="Mar del Plata" pageId="5" pageNumber="6">Mar del Plata</location>
,
<collectingCountry id="6ED164F2494BBA3AFE5840CB3008FD8C" box="[459,573,501,527]" name="Argentina" pageId="5" pageNumber="6">Argentina</collectingCountry>
, St. 38 (
<geoCoordinate id="73F242A5494BBA3AFD0B40CB3106FD8C" box="[664,819,501,528]" degrees="37" direction="south" minutes="59.308" orientation="latitude" pageId="5" pageNumber="6" precision="1" value="-37.98847">37° 59.308 S</geoCoordinate>
,
<geoCoordinate id="73F242A5494BBA3AFCAC40CB31D0FD8C" box="[831,997,501,528]" degrees="54" direction="west" minutes="25.207" orientation="longitude" pageId="5" pageNumber="6" precision="1" value="-54.420116">54° 25.207 W</geoCoordinate>
),
<quantity id="D13E8987494BBA3AFC6B40CB367AFD8C" box="[1016,1103,501,527]" metricMagnitude="3" metricUnit="m" metricValue="1.099" pageId="5" pageNumber="6" unit="m" value="1099.0">
<elevation id="9DEBC351494BBA3AFC6B40CB367AFD8C" box="[1016,1103,501,527]" metricMagnitude="3" metricUnit="m" metricValue="1.099" pageId="5" pageNumber="6" unit="m" value="1099.0">1099 m</elevation>
</quantity>
,
<date id="627802A2494BBA3AFBC840CB36FAFD8C" box="[1115,1231,501,527]" pageId="5" pageNumber="6" value="2013-05">
<collectingDate id="723CFB4A494BBA3AFBC840CB36FAFD8C" box="[1115,1231,501,527]" pageId="5" pageNumber="6" value="2013-05">May 2013</collectingDate>
</date>
;
</materialsCitation>
<materialsCitation id="A6AE2E3F494BBA3AFB4840CB364DFDB0" ID-GBIF-Occurrence="3118649329" collectingDate="2012-08" collectingDateMax="2013-05" collectingDateMin="2012-08" collectionCode="USNM" country="Argentina" county="Mar del Plata" elevation="1289" latitude="-37.995102" location="Mar del Plata" longLatPrecision="1" longitude="-54.697567" municipality="Mar del Plata" pageId="5" pageNumber="6" specimenCount="1" typeStatus="holotype">
MACN-In 42494 off
<collectingMunicipality id="F61DBE18494BBA3AFF2D43273362FDB0" box="[190,343,537,563]" pageId="5" pageNumber="6">Mar del Plata</collectingMunicipality>
,
<collectingCountry id="6ED164F2494BBA3AFEF2432733E6FDB0" box="[353,467,537,563]" name="Argentina" pageId="5" pageNumber="6">Argentina</collectingCountry>
, St. 11 (
<geoCoordinate id="73F242A5494BBA3AFDBE432730FDFDB0" box="[557,712,537,564]" degrees="37" direction="south" minutes="59.258" orientation="latitude" pageId="5" pageNumber="6" precision="1" value="-37.987633">37° 59.258 S</geoCoordinate>
,
<geoCoordinate id="73F242A5494BBA3AFD474327314FFDB0" box="[724,890,537,564]" degrees="54" direction="west" minutes="41.436" orientation="longitude" pageId="5" pageNumber="6" precision="1" value="-54.6906">54° 41.436 W</geoCoordinate>
),
<quantity id="D13E8987494BBA3AFC1D432731E2FDB0" box="[910,983,537,564]" metricMagnitude="2" metricUnit="m" metricValue="8.54" pageId="5" pageNumber="6" unit="m" value="854.0">
<elevation id="9DEBC351494BBA3AFC1D432731E2FDB0" box="[910,983,537,564]" metricMagnitude="2" metricUnit="m" metricValue="8.54" pageId="5" pageNumber="6" unit="m" value="854.0">854 m</elevation>
</quantity>
,
<date id="627802A2494BBA3AFC7343273641FDB0" box="[992,1140,537,563]" pageId="5" pageNumber="6" value="2012-08">
<collectingDate id="723CFB4A494BBA3AFC7343273641FDB0" box="[992,1140,537,563]" pageId="5" pageNumber="6" value="2012-08">August 2012</collectingDate>
</date>
;
</materialsCitation>
<materialsCitation id="A6AE2E3F494BBA3AFBEC43273628FDD4" ID-GBIF-Occurrence="3118649336" collectingDate="2012-08" collectingDateMax="2013-05" collectingDateMin="2012-08" collectionCode="USNM" country="Argentina" county="Mar del Plata" elevation="1289" latitude="-37.995102" location="Mar del Plata" longLatPrecision="1" longitude="-54.697567" municipality="Mar del Plata" pageId="5" pageNumber="6" specimenCount="1" typeStatus="holotype">
MACN-In 42495 off
<collectingCounty id="FF185CEE494BBA3AFAFD432732CEFDD4" pageId="5" pageNumber="6">Mar del Plata</collectingCounty>
,
<collectingCountry id="6ED164F2494BBA3AFE9643033342FDD4" box="[261,375,573,599]" name="Argentina" pageId="5" pageNumber="6">Argentina</collectingCountry>
, St. 10 (
<geoCoordinate id="73F242A5494BBA3AFE404303305BFDD4" box="[467,622,573,600]" degrees="37" direction="south" minutes="59.706" orientation="latitude" pageId="5" pageNumber="6" precision="1" value="-37.995102">37° 59.706 S</geoCoordinate>
,
<geoCoordinate id="73F242A5494BBA3AFDE843033117FDD4" box="[635,802,573,600]" degrees="54" direction="west" minutes="41.854" orientation="longitude" pageId="5" pageNumber="6" precision="1" value="-54.697567">54° 41.854 W</geoCoordinate>
),
<quantity id="D13E8987494BBA3AFCA54303314AFDD4" box="[822,895,573,600]" metricMagnitude="2" metricUnit="m" metricValue="8.52" pageId="5" pageNumber="6" unit="m" value="852.0">
<elevation id="9DEBC351494BBA3AFCA54303314AFDD4" box="[822,895,573,600]" metricMagnitude="2" metricUnit="m" metricValue="8.52" pageId="5" pageNumber="6" unit="m" value="852.0">852 m</elevation>
</quantity>
,
<date id="627802A2494BBA3AFC1A43033628FDD4" box="[905,1053,573,599]" pageId="5" pageNumber="6" value="2012-08">
<collectingDate id="723CFB4A494BBA3AFC1A43033628FDD4" box="[905,1053,573,599]" pageId="5" pageNumber="6" value="2012-08">August 2012</collectingDate>
</date>
</materialsCitation>
.
</paragraph>
</subSubSection>
<caption id="42B974EA494BBA3AFF0447283667F9AD" ID-DOI="http://doi.org/10.5281/zenodo.4751264" ID-Zenodo-Dep="4751264" box="[151,1106,1558,1582]" httpUri="https://zenodo.org/record/4751264/files/figure.png" pageId="5" pageNumber="6" startId="5.[151,250,1558,1582]" targetBox="[151,1435,623,1534]" targetPageId="5">
<paragraph id="16792462494BBA3AFF0447283667F9AD" blockId="5.[151,1106,1558,1582]" box="[151,1106,1558,1582]" pageId="5" pageNumber="6">
<emphasis id="24B2F870494BBA3AFF0447283326F9AD" bold="true" box="[151,275,1558,1582]" pageId="5" pageNumber="6">FIGURE 2.</emphasis>
<taxonomicName id="D1C65FE1494BBA3AFE8A47283018F9AD" authorityName="Cairns" authorityYear="1983" box="[281,557,1558,1582]" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="5" pageNumber="6" phylum="Cnidaria" rank="species" species="pulvinatum">
<emphasis id="24B2F870494BBA3AFE8A47283018F9AD" box="[281,557,1558,1582]" italics="true" pageId="5" pageNumber="6">Cheiloporidion pulvinatum</emphasis>
</taxonomicName>
colony attached to the scleractinian
<taxonomicName id="D1C65FE1494BBA3AFC0C47283678F9AD" box="[927,1101,1558,1582]" class="Anthozoa" family="Oculinidae" genus="Bathelia" kingdom="Animalia" order="Scleractinia" pageId="5" pageNumber="6" phylum="Cnidaria" rank="species" species="candida">
<emphasis id="24B2F870494BBA3AFC0C47283678F9AD" box="[927,1101,1558,1582]" italics="true" pageId="5" pageNumber="6">Bathelia candida</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<subSubSection id="5EDC77E9494BBA38FF54476233F3FC4A" lastPageId="7" lastPageNumber="8" pageId="5" pageNumber="6" type="description">
<paragraph id="16792462494BBA38FF5447623110FEC2" blockId="5.[151,1437,1628,2015]" lastBlockId="7.[151,1437,151,1402]" lastPageId="7" lastPageNumber="8" pageId="5" pageNumber="6">
<emphasis id="24B2F870494BBA3AFF544762336CF9F5" bold="true" box="[199,345,1628,1654]" pageId="5" pageNumber="6">Description.</emphasis>
Uniplanar growth with non-expansive base. Dead specimens of the scleractinian
<taxonomicName id="D1C65FE1494BBA3AFB4E476237A9F9F5" box="[1245,1436,1628,1654]" class="Anthozoa" family="Oculinidae" genus="Bathelia" kingdom="Animalia" order="Scleractinia" pageId="5" pageNumber="6" phylum="Cnidaria" rank="species" species="candida">
<emphasis id="24B2F870494BBA3AFB4E476237A9F9F5" box="[1245,1436,1628,1654]" italics="true" pageId="5" pageNumber="6">Bathelia candida</emphasis>
</taxonomicName>
or octocorals frequently used as substrate for attachment (
<figureCitation id="8EFD38E7494BBA3AFCBD47BE3141F919" box="[814,884,1664,1690]" captionStart="FIGURE 2" captionStartId="5.[151,250,1558,1582]" captionTargetBox="[151,1435,623,1534]" captionTargetId="figure-201@5.[151,1435,623,1534]" captionTargetPageId="5" captionText="FIGURE 2. Cheiloporidion pulvinatum colony attached to the scleractinian Bathelia candida." figureDoi="http://doi.org/10.5281/zenodo.4751264" httpUri="https://zenodo.org/record/4751264/files/figure.png" pageId="5" pageNumber="6">Fig. 2</figureCitation>
); several points of attachment with substrate, so primary basal branch is not recognizable. Dichotomous branching (
<figureCitation id="8EFD38E7494BBA3AFC36479A31CDF93D" box="[933,1016,1700,1726]" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="5" pageNumber="6">Fig. 3a</figureCitation>
) with frequent anastomosis. Largest specimen examined (MACN-In 42493)
<quantity id="D13E8987494BBA3AFDC047F630ABF960" box="[595,670,1736,1763]" metricMagnitude="-2" metricUnit="m" metricValue="9.1" pageId="5" pageNumber="6" unit="cm" value="9.1">9.1 cm</quantity>
wide and
<quantity id="D13E8987494BBA3AFC9C47F6316FF960" box="[783,858,1736,1763]" metricMagnitude="-2" metricUnit="m" metricValue="7.5" pageId="5" pageNumber="6" unit="cm" value="7.5">7.5 cm</quantity>
tall. Thickest basal branches 6.8 x
<quantity id="D13E8987494BBA3AFB4F47F63704F960" box="[1244,1329,1736,1763]" metricMagnitude="-3" metricUnit="m" metricValue="6.6" pageId="5" pageNumber="6" unit="mm" value="6.6">6.6 mm</quantity>
and 5.2 x
<quantity id="D13E8987494BBA3AFF0447D232D8F884" box="[151,237,1772,1799]" metricMagnitude="-3" metricUnit="m" metricValue="5.6" pageId="5" pageNumber="6" unit="mm" value="5.6">5.6 mm</quantity>
in diameter. Thinnest branches down to 1.0 x 2.0 mm in diameter. Anterior and posterior face well defined. Branches rectangular to elliptical in cross section, with larger axis perpendicular to plane of fan. Thickest branches usually smooth on posterior side whereas thinner ones frequently bear a thin ridge, which can be discontinuous, with its elements placed in postero-lateral position (
<figureCitation id="8EFD38E7494BBA3AFD4746663113F8F0" box="[724,806,1880,1907]" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="5" pageNumber="6">Fig. 3d</figureCitation>
). Ridge may also be present on anterior side of branches, being coarser and less defined in thickest ones. Intermediate-diameter branches often bear vestigial ridges on posterior face, which are present as low, short longitudinal or diagonal coenosteum rims. Incipient branchlets have a more rounded tip and more dactylopores than elements of a discontinuous ridge, which are more sharply edged and bear one or no dactylopores (
<figureCitation id="8EFD38E74949BA38FD8741A930B1FF31" box="[532,644,151,178]" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="7" pageNumber="8">Fig. 3c, d</figureCitation>
). Polychaete tubes rectangular/ovoid in cross section, with larger axis parallel to plane of fan, present on anterior or posterior face, along or transverse to branches. Those on anterior face have a coarse texture, with granules and longitudinal coenosteum rims, whereas those in posterior face are usually smoother. Both anterior and posterior tubes may bear a few rounded perforations on top. Sides of tubes partially sealed, allowing worm to be seen through ovoid openings.
</paragraph>
<caption id="42B974EA4948BA39FF04466831AAF858" ID-DOI="http://doi.org/10.5281/zenodo.4751270" ID-Zenodo-Dep="4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="6" pageNumber="7" startId="6.[151,250,1878,1902]" targetBox="[151,1435,181,1854]" targetPageId="6">
<paragraph id="167924624948BA39FF04466831AAF858" blockId="6.[151,1437,1878,2011]" pageId="6" pageNumber="7">
<emphasis id="24B2F8704948BA39FF044668332DF8ED" bold="true" box="[151,280,1878,1902]" pageId="6" pageNumber="7">FIGURE 3.</emphasis>
<taxonomicName id="D1C65FE14948BA39FEB04669300FF8EC" authorityName="Cairns" authorityYear="1983" box="[291,570,1879,1903]" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="6" pageNumber="7" phylum="Cnidaria" rank="species" species="pulvinatum">
<emphasis id="24B2F8704948BA39FEB04669300FF8EC" box="[291,570,1879,1903]" italics="true" pageId="6" pageNumber="7">Cheiloporidion pulvinatum</emphasis>
</taxonomicName>
. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction.
</paragraph>
</caption>
<paragraph id="167924624949BA38FF54407533B9FE75" blockId="7.[151,1437,151,1402]" pageId="7" pageNumber="8">
Coenosteum porcelaneous, pink to light orange in best preserved specimens. Texture reticulate in thickest branches, with convex coenosteal strips
<quantity id="D13E89874949BA38FDC2405130F7FE0A" box="[593,706,367,393]" metricMagnitude="-2" metricUnit="m" metricValue="5.45" metricValueMax="6.8" metricValueMin="4.1" pageId="7" pageNumber="8" unit="mm" value="54.5" valueMax="68.0" valueMin="41.0">4168 µm</quantity>
wide. Texture of coenosteal strips smooth, although some sections may be granular. Granules irregularly shaped, possibly originated from a former reticular-imbricate texture (
<figureCitation id="8EFD38E74949BA38FAFC40AD3287FE51" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="7" pageNumber="8">Fig. 3f</figureCitation>
). Incipient branchlets and ridge elements bear straight parallel coenosteal strips placed perpendicular to surface of branch (
<figureCitation id="8EFD38E74949BA38FE8240E5334AFE75" box="[273,383,475,502]" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="7" pageNumber="8">Fig. 3c, d</figureCitation>
).
</paragraph>
<paragraph id="167924624949BA38FF5440C133F7FCBA" blockId="7.[151,1437,151,1402]" pageId="7" pageNumber="8">
Gastropores round, arranged in a row on lateral or antero-lateral sides of branches. Diameter
<quantity id="D13E89874949BA38FABF40C132F6FDBE" metricMagnitude="-4" metricUnit="m" metricValue="2.45" metricValueMax="3.3" metricValueMin="1.6" pageId="7" pageNumber="8" unit="mm" value="0.245" valueMax="0.33" valueMin="0.16">0.160.33 mm</quantity>
(average
<quantity id="D13E89874949BA38FEA4431D3395FDBE" box="[311,416,547,573]" metricMagnitude="-4" metricUnit="m" metricValue="2.4" pageId="7" pageNumber="8" unit="mm" value="0.24">0.24 mm</quantity>
, n=32, σ=0.05). Abcauline margin of gastropores often bears a bulbous prominence that corresponds to a developing branchlet (
<figureCitation id="8EFD38E74949BA38FDF1437930E3FDE2" box="[610,726,583,609]" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="7" pageNumber="8">Fig. 3b, c</figureCitation>
). Gastropore tube short and peripheral. Basal section of tube spherical, following gastrostyle shape closely. At about 2/3 of gastrostyle total heigth, gastropore tube constricts taking on a conical shape which widens towards the surface. Illustrated gastrostyle (
<figureCitation id="8EFD38E74949BA38FBBE43B1364EFD2A" box="[1069,1147,655,681]" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="7" pageNumber="8">
Fig.
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</figureCitation>
) robust and short (Height: Width ratio=2.1). Base cylindrical, without spines and occupies about 1/3 of total gastrostyle length. Central third of gastrostyle widened in a crown of short, thick spines that fuse together and are arranged uniformly. At tube constriction gastrostyle narrows abruptly into a thin tip that almost reaches coenosteal surface and bears a few spines arranged in diagonal rows.
</paragraph>
<paragraph id="167924624949BA38FF54427D33F3FC4A" blockId="7.[151,1437,151,1402]" pageId="7" pageNumber="8">
Dactylopores round, with an elevated perimeter (
<figureCitation id="8EFD38E74949BA38FD78427D310FFCDE" box="[747,826,835,861]" captionStart="FIGURE 3" captionStartId="6.[151,250,1878,1902]" captionTargetBox="[151,1435,181,1854]" captionTargetId="figure-26@6.[151,1435,181,1854]" captionTargetPageId="6" captionText="FIGURE 3. Cheiloporidion pulvinatum. (a) Fragment of terminal branch. (b) Incipient branchlet at abcauline margin of gastropore, bearing dactylopores and a central gastropore. (c) Incipient branchlets and dactylopores on anterior face of branch. (d) Elements of discontinuous ridge and lack of dactylopores on posterior side of branch. (e) Round, rimmed dactylopore. (f) Reticulate-granular texture. (g) Gastrostyle and gastropore tube constriction." figureDoi="http://doi.org/10.5281/zenodo.4751270" httpUri="https://zenodo.org/record/4751270/files/figure.png" pageId="7" pageNumber="8">Fig. 3e</figureCitation>
) and scattered uniformly on all surfaces, although less abundant on posterior face. External and internal diameter
<quantity id="D13E89874949BA38FCA54259318DFC02" box="[822,952,871,897]" metricMagnitude="-2" metricUnit="m" metricValue="9.2" metricValueMax="11.3" metricValueMin="7.1" pageId="7" pageNumber="8" unit="mm" value="92.0" valueMax="113.0" valueMin="71.0">71113 µm</quantity>
and
<quantity id="D13E89874949BA38FC6142583653FC02" box="[1010,1126,870,897]" metricMagnitude="-2" metricUnit="m" metricValue="5.1" metricValueMax="6.5" metricValueMin="3.7" pageId="7" pageNumber="8" unit="mm" value="51.0" valueMax="65.0" valueMin="37.0">3765 µm</quantity>
respectively. Dactylostyles absent. Ampullae ovoid, placed just below surface with larger axis parallel to it, up to
<quantity id="D13E89874949BA38FBE142B536E2FC26" box="[1138,1239,907,933]" metricMagnitude="-4" metricUnit="m" metricValue="6.8" pageId="7" pageNumber="8" unit="mm" value="0.68">0.68 mm</quantity>
in larger internal diameter. Sex unidentified.
</paragraph>
</subSubSection>
<subSubSection id="5EDC77E94949BA38FF5442EC37BAFAF9" pageId="7" pageNumber="8" type="discussion">
<paragraph id="167924624949BA38FF5442EC31D8FB45" blockId="7.[151,1437,151,1402]" pageId="7" pageNumber="8">
<emphasis id="24B2F8704949BA38FF5442EC3379FC6F" bold="true" box="[199,332,978,1004]" pageId="7" pageNumber="8">Discussion.</emphasis>
<taxonomicName id="D1C65FE14949BA38FEC942ED30A4FC6E" authorityName="Cairns" authorityYear="1983" box="[346,657,979,1005]" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="7" pageNumber="8" phylum="Cnidaria" rank="species" species="pulvinatum">
<emphasis id="24B2F8704949BA38FEC942ED30A4FC6E" box="[346,657,979,1005]" italics="true" pageId="7" pageNumber="8">Cheiloporidion pulvinatum</emphasis>
</taxonomicName>
was originally described by
<bibRefCitation id="725759934949BA38FC6642ED3696FC6E" author="Cairns, S. D." box="[1013,1187,979,1005]" pageId="7" pageNumber="8" pagination="61 - 164" refId="ref29674" refString="Cairns, S. D. (1983 a) Antarctic and Subantarctic Stylasterina (Coelenterata: Hydrozoa). Biology of the Antarctic Seas XIII. Antarctic Research Series, 38 (2), 61 - 164." type="journal article" year="1983">Cairns (1983a)</bibRefCitation>
based on specimens collected off
<collectingRegion id="D402EA804949BA38FEA242C93347FB92" box="[305,370,1015,1041]" country="Brazil" name="Bahia" pageId="7" pageNumber="8">Bahía</collectingRegion>
Blanca and
<collectingRegion id="D402EA804949BA38FD9442C93074FB92" box="[519,577,1015,1041]" country="South Africa" name="Western Cape" pageId="7" pageNumber="8">Cape</collectingRegion>
Horn. That same year
<bibRefCitation id="725759934949BA38FCC342C931C9FB91" author="Cairns, S. D." box="[848,1020,1015,1042]" pageId="7" pageNumber="8" pagination="427 - 508" refId="ref29714" refString="Cairns, S. D. (1983 b) A generic revision of the Stylasterina (Coelenterata: Hydrozoa). Part 1. Description of the genera. Bulletin of Marine Science, 33 (2), 427 - 508." type="journal article" year="1983">Cairns (1983b)</bibRefCitation>
redescribed the genus based on the same specimens and including more details.
<bibRefCitation id="725759934949BA38FD05452531AFFBB6" author="Bax, N. &amp; Cairns, S. D." box="[662,922,1051,1077]" pageId="7" pageNumber="8" pagination="107 - 112" refId="ref29073" refString="Bax, N. &amp; Cairns, S. D. (2014) Chapter 5.7. Stylasteridae (Cnidaria: Hydrozoa). In: De Broyer, C., Koubbi, P., Griffiths, H. J., Raymond, B., Udekem d'Acoz, C. d', Van de Putte, A. P., Danis, B., David, B., Grant, S., Gutt, J., Held, C., Hosie, G., Huettmann, F., Post, A., Ropert-Coudert, Y. (Eds.), Biogeographic Atlas of the Southern Ocean. Scientific Committee on Antarctic Research, Cambridge, pp. 107 - 112." type="book chapter" year="2014">Bax and Cairns (2014)</bibRefCitation>
mentioned the occurrence of
<taxonomicName id="D1C65FE14949BA38FB6245253320FBDA" authorityName="Cairns" authorityYear="1983" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="7" pageNumber="8" phylum="Cnidaria" rank="species" species="pulvinatum">
<emphasis id="24B2F8704949BA38FB6245253320FBDA" italics="true" pageId="7" pageNumber="8">Cheiloporidion pulvinatum</emphasis>
</taxonomicName>
at two more locations, Burdwood Bank and Shag Rocks in the Scotia Arc, but specific information about the geographic location and depth of these stations, as well as number of specimens, has hitherto not been published.
<bibRefCitation id="725759934949BA38FF0445B93381FB22" author="Rio Iglesias, J. L. &amp; Acosta &amp; Yepes J. &amp; Cristobo Rodriguez, J. &amp; Martinez Portela, J. &amp; Parra Descalzo, S. &amp; Tel E. &amp; Vinas Dieguez, L. &amp; Munoz Recio, A. &amp; Vilela Perez, R. &amp; Jimenez, E. E. &amp; Ibarrola, T. P. &amp; Rios Lopez, P. &amp; Almon Pazos, B. &amp; Blanco Perez, R. &amp; Murillo Perez, J. &amp; Polonio Povedano, V. &amp; Fernandez Feijoo, J. &amp; Cabanas, J. M. &amp; Gago Pineiro, J. M. &amp; Gonzalez-Nuevo Gonzales, G. &amp; Cabrero Rodriguez, A. &amp; Besada Montenegro, M. V. &amp; Schultze Prado, F. &amp; Franco Hernandez, A. &amp; Bargiela Barros, J. &amp; Garcia Blanco, X." box="[151,436,1159,1185]" pageId="7" pageNumber="8" refId="ref32029" refString="Rio Iglesias, J. L., Acosta, Yepes J., Cristobo Rodriguez, J., Martinez Portela, J., Parra Descalzo, S., Tel E., Vinas Dieguez, L., Munoz Recio, A., Vilela Perez, R., Jimenez, E. E., Ibarrola, T. P., Rios Lopez, P., Almon Pazos, B., Blanco Perez, R., Murillo Perez, J., Polonio Povedano, V., Fernandez Feijoo, J., Cabanas, J. M., Gago Pineiro, J. M., Gonzalez-Nuevo Gonzales, G., Cabrero Rodriguez, A., Besada Montenegro, M. V., Schultze Prado, F., Franco Hernandez, A., Bargiela Barros, J. &amp; Garcia Blanco, X. (2012) Estudio de los ecosistemas marinos vulnerables en aguas internacionales del Atlantico sudoccidental. Instituto Espanol de Oceanografia. Temas de Oceanografia 6, Instituto Espanol de Oceanografia, 283 pp." type="book" year="2012">
Río Iglesias
<emphasis id="24B2F8704949BA38FEB545B9336CFB22" box="[294,345,1159,1185]" italics="true" pageId="7" pageNumber="8">et al</emphasis>
. (2012)
</bibRefCitation>
identified
<taxonomicName id="D1C65FE14949BA38FDA345B930E5FB22" authorityName="Cairns" authorityYear="1983" box="[560,720,1159,1185]" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="7" pageNumber="8" phylum="Cnidaria" rank="species" species="pulvinatum">
<emphasis id="24B2F8704949BA38FDA345B930E5FB22" box="[560,720,1159,1185]" italics="true" pageId="7" pageNumber="8">C. pulvinatum</emphasis>
</taxonomicName>
among stylasterids collected in Patagonia from
<geoCoordinate id="73F242A54949BA38FB6545B93703FB22" box="[1270,1334,1159,1185]" degrees="42" direction="south" orientation="latitude" pageId="7" pageNumber="8" precision="55555" value="-42.0">42° S</geoCoordinate>
to
<geoCoordinate id="73F242A54949BA38FACE45B937A8FB22" box="[1373,1437,1159,1185]" degrees="48" direction="south" orientation="latitude" pageId="7" pageNumber="8" precision="55555" value="-48.0">48° S</geoCoordinate>
within a depth range of
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(specific depth and position not given).
</paragraph>
<paragraph id="167924624949BA38FF5445F137BAFAF9" blockId="7.[151,1437,151,1402]" pageId="7" pageNumber="8">
Specimens collected in the study area agree with Cairns (1983a, 1983b) description of
<taxonomicName id="D1C65FE14949BA38FB6245F13320FA8E" authorityName="Cairns" authorityYear="1983" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="7" pageNumber="8" phylum="Cnidaria" rank="species" species="pulvinatum">
<emphasis id="24B2F8704949BA38FB6245F13320FA8E" italics="true" pageId="7" pageNumber="8">Cheiloporidion pulvinatum</emphasis>
</taxonomicName>
in all characters described. Regarding coenosteal texture,
<bibRefCitation id="725759934949BA38FC0645CD3606FA8E" author="Cairns, S. D." box="[917,1075,1267,1293]" pageId="7" pageNumber="8" pagination="61 - 164" refId="ref29674" refString="Cairns, S. D. (1983 a) Antarctic and Subantarctic Stylasterina (Coelenterata: Hydrozoa). Biology of the Antarctic Seas XIII. Antarctic Research Series, 38 (2), 61 - 164." type="journal article" year="1983">Cairns (1983a</bibRefCitation>
,
<bibRefCitation id="725759934949BA38FBAE45CD36B0FA8D" author="Cairns, S. D." box="[1085,1157,1267,1294]" pageId="7" pageNumber="8" pagination="427 - 508" refId="ref29714" refString="Cairns, S. D. (1983 b) A generic revision of the Stylasterina (Coelenterata: Hydrozoa). Part 1. Description of the genera. Bulletin of Marine Science, 33 (2), 427 - 508." type="journal article" year="1983">1983b</bibRefCitation>
) described it as reticulate and smooth, without granules. Some of the specimens here described have coenosteal strips with a granular texture, so it is possible that the texture of
<taxonomicName id="D1C65FE14949BA38FD984405309DFAD6" authorityName="Cairns" authorityYear="1983" box="[523,680,1339,1365]" class="Hydrozoa" family="Stylasteridae" genus="Cheiloporidion" kingdom="Animalia" order="Anthoathecata" pageId="7" pageNumber="8" phylum="Cnidaria" rank="species" species="pulvinatum">
<emphasis id="24B2F8704949BA38FD984405309DFAD6" box="[523,680,1339,1365]" italics="true" pageId="7" pageNumber="8">C. pulvinatum</emphasis>
</taxonomicName>
is initially granulate and subsequently wears down. The bathymetric range and location of the collected specimens coincides with those previously reported by
<bibRefCitation id="725759934949BA38FB1F44613718FAFA" author="Cairns, S. D." box="[1164,1325,1375,1401]" pageId="7" pageNumber="8" pagination="61 - 164" refId="ref29674" refString="Cairns, S. D. (1983 a) Antarctic and Subantarctic Stylasterina (Coelenterata: Hydrozoa). Biology of the Antarctic Seas XIII. Antarctic Research Series, 38 (2), 61 - 164." type="journal article" year="1983">Cairns (1983a</bibRefCitation>
,
<bibRefCitation id="725759934949BA38FAAB446137B6FAF9" author="Cairns, S. D." box="[1336,1411,1375,1402]" pageId="7" pageNumber="8" pagination="427 - 508" refId="ref29714" refString="Cairns, S. D. (1983 b) A generic revision of the Stylasterina (Coelenterata: Hydrozoa). Part 1. Description of the genera. Bulletin of Marine Science, 33 (2), 427 - 508." type="journal article" year="1983">1983b</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>