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<document id="7C36ECD8B891EA5E23947CF658067E0D" ID-DOI="10.1046/j.0024-4082.2003.00063.x" ID-ISSN="0024-4082" ID-Zenodo-Dep="5432634" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1630430411089" checkinUser="carolina" docAuthor="Klautau, Michelle &amp; Valentine, Clare" docDate="2003" docId="03D5484CD404C344FC46FF3AFE73FA62" docLanguage="en" docName="j.0024-4082.2003.00063.x.pdf" docOrigin="Zoological Journal of the Linnean Society 139 (1)" docSource="https://academic.oup.com/zoolinnean/article-lookup/doi/10.1046/j.0024-4082.2003.00063.x" docStyle="DocumentStyle:0DD8C314D74634CE09062A86991413F8.2:ZoolJLinnSoc.2002-2009.journal_article" docStyleId="0DD8C314D74634CE09062A86991413F8" docStyleName="ZoolJLinnSoc.2002-2009.journal_article" docStyleVersion="2" docTitle="Clathrina Gray 1867" docType="treatment" docVersion="3" lastPageNumber="26" masterDocId="FFEC3034D41CC35DFFB9FFBBFFF1FFDA" masterDocTitle="Revision of the genus Clathrina (Porifera, Calcarea)" masterLastPageNumber="62" masterPageNumber="1" pageNumber="25" updateTime="1699266930391" updateUser="plazi" zenodo-license-document="CC-BY-4.0" zenodo-license-figures="CC-BY-4.0">
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<mods:title id="C7E52AF73DE6D973C244E8B039088A43">Revision of the genus Clathrina (Porifera, Calcarea)</mods:title>
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<mods:namePart id="9C3316AC5108FA975C66CB63D499F7F2">Klautau, Michelle</mods:namePart>
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<mods:namePart id="F1409D2D40A2C4CC41FC0052ACC55F62">Valentine, Clare</mods:namePart>
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<mods:date id="7328A9E737089A9F8E6D92B1CC65520A">2003</mods:date>
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<treatment id="03D5484CD404C344FC46FF3AFE73FA62" LSID="urn:lsid:plazi:treatment:03D5484CD404C344FC46FF3AFE73FA62" httpUri="http://treatment.plazi.org/id/03D5484CD404C344FC46FF3AFE73FA62" lastPageId="25" lastPageNumber="26" pageId="24" pageNumber="25">
<subSubSection id="C366AAD1D404C345FC46FF3AFA7FFF4D" box="[1023,1422,125,151]" pageId="24" pageNumber="25" type="nomenclature">
<paragraph id="8BC3F95AD404C345FC46FF3AFA7FFF4D" blockId="24.[1023,1422,125,151]" box="[1023,1422,125,151]" pageId="24" pageNumber="25">
<heading id="D08B4E36D404C345FC46FF3AFA7FFF4D" allCaps="true" box="[1023,1422,125,151]" centered="true" fontSize="9" level="2" pageId="24" pageNumber="25" reason="9">
REVISION OF
<taxonomicName id="4C7C82D9D404C345FB0DFF3AFABFFF4C" ID-CoL="84MDY" authorityName="Gray" authorityYear="1867" box="[1204,1358,129,150]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="24" pageNumber="25" phylum="Porifera" rank="genus">
<emphasis id="B9082548D404C345FB0DFF3AFABFFF4C" box="[1204,1358,129,150]" italics="true" pageId="24" pageNumber="25">CLATHRINA</emphasis>
</taxonomicName>
25
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C366AAD1D404C344FC9FF918FE73FA62" lastPageId="25" lastPageNumber="26" pageId="24" pageNumber="25" type="description">
<paragraph id="8BC3F95AD404C345FC9FF918FBE4F902" blockId="24.[806,1422,1699,1905]" pageId="24" pageNumber="25">The wall of the tubes is thick (100 Mm). In some areas the tubes are hispid.</paragraph>
<paragraph id="8BC3F95AD404C345FC86F95BFC7DF8AB" blockId="24.[806,1422,1699,1905]" pageId="24" pageNumber="25">Cells with yellow granules are present in the mesohyl, as are embryos (138/75 Mm), which are always found near choanocytes. The cells with yellow granules are distributed homogeneously throughout the mesohyl.</paragraph>
<paragraph id="8BC3F95AD405C344FF0AFF7FFE8FFDF1" blockId="25.[155,771,196,555]" pageId="25" pageNumber="26">
The skeleton comprises equiangular and equiradiate triactines (
<figureCitation id="1347E5DFD405C344FED4FF58FE3EFF23" box="[365,463,227,249]" captionStart="Figure 18" captionStartId="24.[806,884,1540,1559]" captionTargetBox="[810,1418,201,1508]" captionTargetId="figure-306@24.[810,1418,201,1508]" captionTargetPageId="24" captionText="Figure 18. Clathrina dubia. A, triactines and tetractines. B, Diactines on the surface. C, triactines and an clubshaped diactine. Scale bar = 100 Mm." figureDoi="http://doi.org/10.5281/zenodo.5432668" httpUri="https://zenodo.org/record/5432668/files/figure.png" pageId="25" pageNumber="26">Fig. 18A</figureCitation>
). Tetractines are also present, but they are rare (
<figureCitation id="1347E5DFD405C344FE42FEBAFDAFFECD" box="[507,606,257,279]" captionStart="Figure 18" captionStartId="24.[806,884,1540,1559]" captionTargetBox="[810,1418,201,1508]" captionTargetId="figure-306@24.[810,1418,201,1508]" captionTargetPageId="24" captionText="Figure 18. Clathrina dubia. A, triactines and tetractines. B, Diactines on the surface. C, triactines and an clubshaped diactine. Scale bar = 100 Mm." figureDoi="http://doi.org/10.5281/zenodo.5432668" httpUri="https://zenodo.org/record/5432668/files/figure.png" pageId="25" pageNumber="26">Fig. 18A</figureCitation>
). Actines are conical or cylindrical, but they always have sharp tips. Sometimes, they are slightly undulated. Diactines are abundant on the external tubes (
<figureCitation id="1347E5DFD405C344FD2AFEE6FD04FEA9" box="[659,757,349,371]" captionStart="Figure 18" captionStartId="24.[806,884,1540,1559]" captionTargetBox="[810,1418,201,1508]" captionTargetId="figure-306@24.[810,1418,201,1508]" captionTargetPageId="24" captionText="Figure 18. Clathrina dubia. A, triactines and tetractines. B, Diactines on the surface. C, triactines and an clubshaped diactine. Scale bar = 100 Mm." figureDoi="http://doi.org/10.5281/zenodo.5432668" httpUri="https://zenodo.org/record/5432668/files/figure.png" pageId="25" pageNumber="26">Fig. 18B</figureCitation>
); they are curved or straight, vary in size and have sharp tips, one of which is club-shaped (
<figureCitation id="1347E5DFD405C344FD2DFE20FD07FE6B" box="[660,758,411,433]" captionStart="Figure 18" captionStartId="24.[806,884,1540,1559]" captionTargetBox="[810,1418,201,1508]" captionTargetId="figure-306@24.[810,1418,201,1508]" captionTargetPageId="24" captionText="Figure 18. Clathrina dubia. A, triactines and tetractines. B, Diactines on the surface. C, triactines and an clubshaped diactine. Scale bar = 100 Mm." figureDoi="http://doi.org/10.5281/zenodo.5432668" httpUri="https://zenodo.org/record/5432668/files/figure.png" pageId="25" pageNumber="26">Fig. 18C</figureCitation>
). The largest diactines are curved at the tip. They project through the surface in some parts of the cormus only, and the club-shaped portion of the spicule lies inside the tube.
</paragraph>
<paragraph id="8BC3F95AD405C344FE9DFD30FCF3FC5F" pageId="25" pageNumber="26">
<table id="F97C0BFAD4053CA2FF22FD30FCF3FC5F" box="[155,770,651,901]" gridcols="8" gridrows="6" pageId="25" pageNumber="26">
<tr id="354CFB18D4053CA2FF22FD30FCF3FD45" box="[155,770,651,671]" gridrow="0" pageId="25" pageNumber="26" rowspan-0="1" rowspan-3="1" rowspan-4="1" rowspan-7="1">
<th id="769D9264D4053CA2FE9DFD30FE5BFD45" box="[292,426,651,671]" colspan="2" colspanRight="1" gridcol="1" gridrow="0" pageId="25" pageNumber="26">Length (Mm)</th>
<th id="769D9264D4053CA2FDE0FD30FD27FD45" box="[601,726,651,671]" colspan="2" colspanRight="1" gridcol="5" gridrow="0" pageId="25" pageNumber="26">Width (Mm)</th>
</tr>
<tr id="354CFB18D4053CA2FF22FD7DFCF3FD03" box="[155,770,710,729]" gridrow="1" pageId="25" pageNumber="26" rowspan-0="1">
<td id="769D9264D4053CA2FE9DFD7DFEACFD03" box="[292,349,710,729]" gridcol="1" gridrow="1" pageId="25" pageNumber="26">min</td>
<td id="769D9264D4053CA2FEC9FD7DFE5BFD03" box="[368,426,710,729]" gridcol="2" gridrow="1" pageId="25" pageNumber="26">mean</td>
<td id="769D9264D4053CA2FE05FD7DFE0BFD03" box="[444,506,710,729]" gridcol="3" gridrow="1" pageId="25" pageNumber="26">s</td>
<td id="769D9264D4053CA2FDB4FD7DFDB7FD03" box="[525,582,710,729]" gridcol="4" gridrow="1" pageId="25" pageNumber="26">max</td>
<td id="769D9264D4053CA2FDE0FD7DFD62FD03" box="[601,659,710,729]" gridcol="5" gridrow="1" pageId="25" pageNumber="26">mean</td>
<td id="769D9264D4053CA2FD1CFD7DFD27FD03" box="[677,726,710,729]" gridcol="6" gridrow="1" pageId="25" pageNumber="26">s</td>
<td id="769D9264D4053CA2FD50FD7DFCF3FD03" box="[745,770,710,729]" gridcol="7" gridrow="1" pageId="25" pageNumber="26">
<emphasis id="B9082548D405C344FD50FD7DFD06FD02" box="[745,759,710,728]" italics="true" pageId="25" pageNumber="26">n</emphasis>
</td>
</tr>
<tr id="354CFB18D4053CA2FF22FCBBFCF3FCCE" box="[155,770,768,788]" gridrow="2" pageId="25" pageNumber="26">
<th id="769D9264D4053CA2FF22FCBBFEE0FCCE" box="[155,273,768,788]" gridcol="0" gridrow="2" pageId="25" pageNumber="26">Triactines</th>
<td id="769D9264D4053CA2FE9DFCBBFEACFCCE" box="[292,349,768,788]" gridcol="1" gridrow="2" pageId="25" pageNumber="26">92.5</td>
<td id="769D9264D4053CA2FEC9FCBBFE5BFCCE" box="[368,426,768,788]" gridcol="2" gridrow="2" pageId="25" pageNumber="26">151.5</td>
<td id="769D9264D4053CA2FE05FCBBFE0BFCCE" box="[444,506,768,788]" gridcol="3" gridrow="2" pageId="25" pageNumber="26">± 14.0</td>
<td id="769D9264D4053CA2FDB4FCBBFDB7FCCE" box="[525,582,768,788]" gridcol="4" gridrow="2" pageId="25" pageNumber="26">170.0</td>
<td id="769D9264D4053CA2FDE0FCBBFD62FCCE" box="[601,659,768,788]" gridcol="5" gridrow="2" pageId="25" pageNumber="26">15.5</td>
<td id="769D9264D4053CA2FD1CFCBBFD27FCCE" box="[677,726,768,788]" gridcol="6" gridrow="2" pageId="25" pageNumber="26">± 1.8</td>
<td id="769D9264D4053CA2FD50FCBBFCF3FCCE" box="[745,770,768,788]" gridcol="7" gridrow="2" pageId="25" pageNumber="26">30</td>
</tr>
<tr id="354CFB18D4053CA2FF22FCA5FCF3FCEB" box="[155,770,798,817]" gridrow="3" pageId="25" pageNumber="26">
<th id="769D9264D4053CA2FF22FCA5FEE0FCEB" box="[155,273,798,817]" gridcol="0" gridrow="3" pageId="25" pageNumber="26">Tetractines</th>
<td id="769D9264D4053CA2FE9DFCA5FEACFCEB" box="[292,349,798,817]" gridcol="1" gridrow="3" pageId="25" pageNumber="26">120.0</td>
<td id="769D9264D4053CA2FEC9FCA5FE5BFCEB" box="[368,426,798,817]" gridcol="2" gridrow="3" pageId="25" pageNumber="26">140.3</td>
<td id="769D9264D4053CA2FE05FCA5FE0BFCEB" box="[444,506,798,817]" gridcol="3" gridrow="3" pageId="25" pageNumber="26">± 9.5</td>
<td id="769D9264D4053CA2FDB4FCA5FDB7FCEB" box="[525,582,798,817]" gridcol="4" gridrow="3" pageId="25" pageNumber="26">155.0</td>
<td id="769D9264D4053CA2FDE0FCA5FD62FCEB" box="[601,659,798,817]" gridcol="5" gridrow="3" pageId="25" pageNumber="26">16.0</td>
<td id="769D9264D4053CA2FD1CFCA5FD27FCEB" box="[677,726,798,817]" gridcol="6" gridrow="3" pageId="25" pageNumber="26">± 1.0</td>
<td id="769D9264D4053CA2FD50FCA5FCF3FCEB" box="[745,770,798,817]" gridcol="7" gridrow="3" pageId="25" pageNumber="26">09</td>
</tr>
<tr id="354CFB18D4053CA2FF22FC80FCF3FCBD" box="[155,770,827,871]" gridrow="4" pageId="25" pageNumber="26">
<th id="769D9264D4053CA2FF22FC80FEE0FCBD" box="[155,273,827,871]" gridcol="0" gridrow="4" pageId="25" pageNumber="26">Apical actine</th>
<td id="769D9264D4053CA2FE9DFC80FEACFCBD" box="[292,349,827,871]" gridcol="1" gridrow="4" pageId="25" pageNumber="26">100.0</td>
<td id="769D9264D4053CA2FEC9FC80FE5BFCBD" box="[368,426,827,871]" gridcol="2" gridrow="4" pageId="25" pageNumber="26">110.0</td>
<td id="769D9264D4053CA2FE05FC80FE0BFCBD" box="[444,506,827,871]" gridcol="3" gridrow="4" pageId="25" pageNumber="26">± 6.8</td>
<td id="769D9264D4053CA2FDB4FC80FDB7FCBD" box="[525,582,827,871]" gridcol="4" gridrow="4" pageId="25" pageNumber="26">117.5</td>
<td id="769D9264D4053CA2FDE0FC80FD62FCBD" box="[601,659,827,871]" gridcol="5" gridrow="4" pageId="25" pageNumber="26">9.8</td>
<td id="769D9264D4053CA2FD1CFC80FD27FCBD" box="[677,726,827,871]" gridcol="6" gridrow="4" pageId="25" pageNumber="26">± 0.5</td>
<td id="769D9264D4053CA2FD50FC80FCF3FCBD" box="[745,770,827,871]" gridcol="7" gridrow="4" pageId="25" pageNumber="26">04</td>
</tr>
<tr id="354CFB18D4053CA2FF22FCC9FCF3FC5F" box="[155,770,882,901]" gridrow="5" pageId="25" pageNumber="26">
<th id="769D9264D4053CA2FF22FCC9FEE0FC5F" box="[155,273,882,901]" gridcol="0" gridrow="5" pageId="25" pageNumber="26">Diactines</th>
<td id="769D9264D4053CA2FE9DFCC9FEACFC5F" box="[292,349,882,901]" gridcol="1" gridrow="5" pageId="25" pageNumber="26">77.5</td>
<td id="769D9264D4053CA2FEC9FCC9FE5BFC5F" box="[368,426,882,901]" gridcol="2" gridrow="5" pageId="25" pageNumber="26">256.0</td>
<td id="769D9264D4053CA2FE05FCC9FE0BFC5F" box="[444,506,882,901]" gridcol="3" gridrow="5" pageId="25" pageNumber="26">± 97.0</td>
<td id="769D9264D4053CA2FDB4FCC9FDB7FC5F" box="[525,582,882,901]" gridcol="4" gridrow="5" pageId="25" pageNumber="26">418.2</td>
<td id="769D9264D4053CA2FDE0FCC9FD62FC5F" box="[601,659,882,901]" gridcol="5" gridrow="5" pageId="25" pageNumber="26">13.7</td>
<td id="769D9264D4053CA2FD1CFCC9FD27FC5F" box="[677,726,882,901]" gridcol="6" gridrow="5" pageId="25" pageNumber="26">± 5.0</td>
<td id="769D9264D4053CA2FD50FCC9FCF3FC5F" box="[745,770,882,901]" gridcol="7" gridrow="5" pageId="25" pageNumber="26">30</td>
</tr>
</table>
</paragraph>
<paragraph id="8BC3F95AD405C344FF22FC6CFD2FFBBD" blockId="25.[155,771,983,1465]" pageId="25" pageNumber="26">
<emphasis id="B9082548D405C344FF22FC6CFEF7FC36" box="[155,262,983,1004]" italics="true" pageId="25" pageNumber="26">Remarks:</emphasis>
We did not find oscula in the
<typeStatus id="54C747F8D405C344FD2CFC6CFD0EFC37" box="[661,767,983,1005]" pageId="25" pageNumber="26" type="lectotype">lectotype</typeStatus>
, although
<bibRefCitation id="EFED84ABD405C344FEB5FC4EFE5BFBD1" author="Dendy A" box="[268,426,1013,1035]" pageId="25" pageNumber="26" pagination="1 - 81" refId="ref34797" refString="Dendy A. 1891. A monograph of the Victorian sponges. I. - The organisation and classification of the Calcarea Homocoela, with description of the Victorian species. Transactions of the Royal Society of Victoria 3: 1 - 81." type="journal article" year="1891">Dendy (1891)</bibRefCitation>
described very small, round apertures, situated on the apices of small papillae formed by the anastomosis of several Ascon-tubes, which we understand to be water-collecting tubes.
</paragraph>
<paragraph id="8BC3F95AD405C344FC7BFBF9FA68FAE6" pageId="25" pageNumber="26">
<table id="F97C0BFAD4053CA2FC8AFBF9FA68FA8F" box="[819,1433,1090,1365]" gridcols="8" gridrows="6" pageId="25" pageNumber="26">
<tr id="354CFB18D4053CA2FC8AFBF9FA68FB8C" box="[819,1433,1090,1110]" gridrow="0" pageId="25" pageNumber="26" rowspan-0="1" rowspan-4="1" rowspan-7="1">
<th id="769D9264D4053CA2FC7BFBF9FB7CFB8C" box="[962,1165,1090,1110]" colspan="3" colspanRight="2" gridcol="1" gridrow="0" pageId="25" pageNumber="26">Length (Mm)</th>
<th id="769D9264D4053CA2FB57FBF9FA9DFB8C" box="[1262,1388,1090,1110]" colspan="2" colspanRight="1" gridcol="5" gridrow="0" pageId="25" pageNumber="26">Width (Mm)</th>
</tr>
<tr id="354CFB18D4053CA2FC8AFBC6FA68FB4B" box="[819,1433,1149,1169]" gridrow="1" pageId="25" pageNumber="26" rowspan-0="1">
<td id="769D9264D4053CA2FC7BFBC6FC1FFB4B" box="[962,1006,1149,1169]" gridcol="1" gridrow="1" pageId="25" pageNumber="26">min</td>
<td id="769D9264D4053CA2FBBBFBC6FBCDFB4B" box="[1026,1084,1149,1169]" gridcol="2" gridrow="1" pageId="25" pageNumber="26">mean</td>
<td id="769D9264D4053CA2FBF6FBC6FB7CFB4B" box="[1103,1165,1149,1169]" gridcol="3" gridrow="1" pageId="25" pageNumber="26">s</td>
<td id="769D9264D4053CA2FB18FBC6FB2BFB4B" box="[1185,1242,1149,1169]" gridcol="4" gridrow="1" pageId="25" pageNumber="26">max</td>
<td id="769D9264D4053CA2FB57FBC6FAD9FB4B" box="[1262,1320,1149,1169]" gridcol="5" gridrow="1" pageId="25" pageNumber="26">mean</td>
<td id="769D9264D4053CA2FA82FBC6FA9DFB4B" box="[1339,1388,1149,1169]" gridcol="6" gridrow="1" pageId="25" pageNumber="26">s</td>
<td id="769D9264D4053CA2FA39FBC6FA68FB4B" box="[1408,1433,1149,1169]" gridcol="7" gridrow="1" pageId="25" pageNumber="26">
<emphasis id="B9082548D405C344FA39FBC5FA7FFB4A" box="[1408,1422,1150,1168]" italics="true" pageId="25" pageNumber="26">n</emphasis>
</td>
</tr>
<tr id="354CFB18D4053CA2FC8AFB03FA68FB11" box="[819,1433,1208,1227]" gridrow="2" pageId="25" pageNumber="26">
<th id="769D9264D4053CA2FC8AFB03FC5CFB11" box="[819,941,1208,1227]" gridcol="0" gridrow="2" pageId="25" pageNumber="26">Triactines</th>
<td id="769D9264D4053CA2FC7BFB03FC1FFB11" box="[962,1006,1208,1227]" gridcol="1" gridrow="2" pageId="25" pageNumber="26">45.0</td>
<td id="769D9264D4053CA2FBBBFB03FBCDFB11" box="[1026,1084,1208,1227]" gridcol="2" gridrow="2" pageId="25" pageNumber="26">60.0</td>
<td id="769D9264D4053CA2FBF6FB03FB7CFB11" box="[1103,1165,1208,1227]" gridcol="3" gridrow="2" pageId="25" pageNumber="26">± 5.0</td>
<td id="769D9264D4053CA2FB18FB03FB2BFB11" box="[1185,1242,1208,1227]" gridcol="4" gridrow="2" pageId="25" pageNumber="26">67.5</td>
<td id="769D9264D4053CA2FB57FB03FAD9FB11" box="[1262,1320,1208,1227]" gridcol="5" gridrow="2" pageId="25" pageNumber="26">6.3</td>
<td id="769D9264D4053CA2FA82FB03FA9DFB11" box="[1339,1388,1208,1227]" gridcol="6" gridrow="2" pageId="25" pageNumber="26">± 1.0</td>
<td id="769D9264D4053CA2FA39FB03FA68FB11" box="[1408,1433,1208,1227]" gridcol="7" gridrow="2" pageId="25" pageNumber="26">30</td>
</tr>
<tr id="354CFB18D4053CA2FC8AFB6EFA68FADB" box="[819,1433,1237,1281]" gridrow="3" pageId="25" pageNumber="26">
<th id="769D9264D4053CA2FC8AFB6EFC5CFADB" box="[819,941,1237,1281]" gridcol="0" gridrow="3" pageId="25" pageNumber="26">Large triactines</th>
<td id="769D9264D4053CA2FC7BFB6EFC1FFADB" box="[962,1006,1237,1281]" gridcol="1" gridrow="3" pageId="25" pageNumber="26">87.5</td>
<td id="769D9264D4053CA2FBBBFB6EFBCDFADB" box="[1026,1084,1237,1281]" gridcol="2" gridrow="3" pageId="25" pageNumber="26">110.0</td>
<td id="769D9264D4053CA2FBF6FB6EFB7CFADB" box="[1103,1165,1237,1281]" gridcol="3" gridrow="3" pageId="25" pageNumber="26">± 11.8</td>
<td id="769D9264D4053CA2FB18FB6EFB2BFADB" box="[1185,1242,1237,1281]" gridcol="4" gridrow="3" pageId="25" pageNumber="26">137.5</td>
<td id="769D9264D4053CA2FB57FB6EFAD9FADB" box="[1262,1320,1237,1281]" gridcol="5" gridrow="3" pageId="25" pageNumber="26">10.8</td>
<td id="769D9264D4053CA2FA82FB6EFA9DFADB" box="[1339,1388,1237,1281]" gridcol="6" gridrow="3" pageId="25" pageNumber="26">± 1.3</td>
<td id="769D9264D4053CA2FA39FB6EFA68FADB" box="[1408,1433,1237,1281]" gridcol="7" gridrow="3" pageId="25" pageNumber="26">30</td>
</tr>
<tr id="354CFB18D4053CA2FC8AFAB7FA68FAC5" box="[819,1433,1292,1311]" gridrow="4" pageId="25" pageNumber="26">
<th id="769D9264D4053CA2FC8AFAB7FC5CFAC5" box="[819,941,1292,1311]" gridcol="0" gridrow="4" pageId="25" pageNumber="26">Tetractines</th>
<td id="769D9264D4053CA2FC7BFAB7FC1FFAC5" box="[962,1006,1292,1311]" gridcol="1" gridrow="4" pageId="25" pageNumber="26">55.0</td>
<td id="769D9264D4053CA2FBBBFAB7FBCDFAC5" box="[1026,1084,1292,1311]" gridcol="2" gridrow="4" pageId="25" pageNumber="26">65.5</td>
<td id="769D9264D4053CA2FBF6FAB7FB7CFAC5" box="[1103,1165,1292,1311]" gridcol="3" gridrow="4" pageId="25" pageNumber="26">± 9.8</td>
<td id="769D9264D4053CA2FB18FAB7FB2BFAC5" box="[1185,1242,1292,1311]" gridcol="4" gridrow="4" pageId="25" pageNumber="26">107.5</td>
<td id="769D9264D4053CA2FB57FAB7FAD9FAC5" box="[1262,1320,1292,1311]" gridcol="5" gridrow="4" pageId="25" pageNumber="26">6.8</td>
<td id="769D9264D4053CA2FA82FAB7FA9DFAC5" box="[1339,1388,1292,1311]" gridcol="6" gridrow="4" pageId="25" pageNumber="26">± 1.5</td>
<td id="769D9264D4053CA2FA39FAB7FA68FAC5" box="[1408,1433,1292,1311]" gridcol="7" gridrow="4" pageId="25" pageNumber="26">30</td>
</tr>
<tr id="354CFB18D4053CA2FC8AFA92FA68FA8F" box="[819,1433,1321,1365]" gridrow="5" pageId="25" pageNumber="26">
<th id="769D9264D4053CA2FC8AFA92FC5CFA8F" box="[819,941,1321,1365]" gridcol="0" gridrow="5" pageId="25" pageNumber="26">Apical actine</th>
<td id="769D9264D4053CA2FC7BFA92FC1FFA8F" box="[962,1006,1321,1365]" gridcol="1" gridrow="5" pageId="25" pageNumber="26">32.5</td>
<td id="769D9264D4053CA2FBBBFA92FBCDFA8F" box="[1026,1084,1321,1365]" gridcol="2" gridrow="5" pageId="25" pageNumber="26">39.8</td>
<td id="769D9264D4053CA2FBF6FA92FB7CFA8F" box="[1103,1165,1321,1365]" gridcol="3" gridrow="5" pageId="25" pageNumber="26">± 7.5</td>
<td id="769D9264D4053CA2FB18FA92FB2BFA8F" box="[1185,1242,1321,1365]" gridcol="4" gridrow="5" pageId="25" pageNumber="26">65.0</td>
<td id="769D9264D4053CA2FB57FA92FAD9FA8F" box="[1262,1320,1321,1365]" gridcol="5" gridrow="5" pageId="25" pageNumber="26">5.0</td>
<td id="769D9264D4053CA2FA82FA92FA9DFA8F" box="[1339,1388,1321,1365]" gridcol="6" gridrow="5" pageId="25" pageNumber="26">± 0.8</td>
<td id="769D9264D4053CA2FA39FA92FA68FA8F" box="[1408,1433,1321,1365]" gridcol="7" gridrow="5" pageId="25" pageNumber="26">30</td>
</tr>
</table>
</paragraph>
<paragraph id="8BC3F95AD405C344FF0AFBCBFE73FA62" blockId="25.[155,771,983,1465]" pageId="25" pageNumber="26">
Dendy drew attention to the similarity between
<taxonomicName id="4C7C82D9D405C344FF22FB34FF0BFB7E" baseAuthorityName="Dendy" baseAuthorityYear="1891" box="[155,250,1167,1188]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="species" species="dubia">
<emphasis id="B9082548D405C344FF22FB34FF0BFB7E" box="[155,250,1167,1188]" italics="true" pageId="25" pageNumber="26">C. dubia</emphasis>
</taxonomicName>
and
<taxonomicName id="4C7C82D9D405C344FEF8FB34FDBFFB7F" authority="Carter, 1886" authorityName="Carter" authorityYear="1886" box="[321,590,1167,1189]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="species" species="cavata">
<emphasis id="B9082548D405C344FEF8FB34FE5BFB7E" box="[321,426,1167,1188]" italics="true" pageId="25" pageNumber="26">C. cavata</emphasis>
<bibRefCitation id="EFED84ABD405C344FE01FB34FDBFFB7F" author="Carter HJ" box="[440,590,1167,1189]" pageId="25" pageNumber="26" pagination="431 - 441" refId="ref34725" refString="Carter HJ. 1886. Descriptions of the sponges from the neighbourhood of Port Philip Heads, South Australia. Annals and Magazine of Natural History 15 - 18: 431 - 441." type="journal article" year="1886">Carter, 1886</bibRefCitation>
</taxonomicName>
, in relation to the presence of great numbers of yellow granules embedded in the mesoderm. He even supposed that
<taxonomicName id="4C7C82D9D405C344FF22FB50FF0BFADA" baseAuthorityName="Dendy" baseAuthorityYear="1891" box="[155,250,1259,1280]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="species" species="dubia">
<emphasis id="B9082548D405C344FF22FB50FF0BFADA" box="[155,250,1259,1280]" italics="true" pageId="25" pageNumber="26">C. dubia</emphasis>
</taxonomicName>
could be a young form of
<taxonomicName id="4C7C82D9D405C344FDF9FB50FD59FADA" authorityName="Carter" authorityYear="1886" box="[576,680,1259,1280]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="species" species="cavata">
<emphasis id="B9082548D405C344FDF9FB50FD59FADA" box="[576,680,1259,1280]" italics="true" pageId="25" pageNumber="26">C. cavata</emphasis>
</taxonomicName>
. We do not agree, since
<taxonomicName id="4C7C82D9D405C344FEDCFAB1FE3FFAC5" authorityName="Carter" authorityYear="1886" box="[357,462,1290,1311]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="species" species="cavata">
<emphasis id="B9082548D405C344FEDCFAB1FE3FFAC5" box="[357,462,1290,1311]" italics="true" pageId="25" pageNumber="26">C. cavata</emphasis>
</taxonomicName>
is not even a
<taxonomicName id="4C7C82D9D405C344FD32FAB2FD0AFAC4" authorityName="Gray" authorityYear="1867" box="[651,763,1289,1310]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="genus">
<emphasis id="B9082548D405C344FD32FAB2FD0AFAC4" box="[651,763,1289,1310]" italics="true" pageId="25" pageNumber="26">Clathrina</emphasis>
</taxonomicName>
, but an
<taxonomicName id="4C7C82D9D405C344FF48FA93FEBAFAE7" authorityName="Haeckel" authorityYear="1872" box="[241,331,1320,1341]" class="Calcarea" family="Leucascidae" genus="Ascaltis" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="genus">
<emphasis id="B9082548D405C344FF48FA93FEBAFAE7" box="[241,331,1320,1341]" italics="true" pageId="25" pageNumber="26">Ascaltis</emphasis>
</taxonomicName>
. The curious point about this subject is that
<bibRefCitation id="EFED84ABD405C344FF43FAFCFDB1FA87" author="Worheide G &amp; Hooper JNA" box="[250,576,1351,1373]" pageId="25" pageNumber="26" pagination="859 - 891" refId="ref37035" refString="Worheide G, Hooper JNA. 1999. Calcarea from the Great Barrier Reef. I: Cryptic Calcinea from Heron Island and Wistari Reef (Capricorn-Bunker group). Memoirs of the Queensland Museum 43: 859 - 891." type="journal article" year="1999">Wörheide &amp; Hooper (1999)</bibRefCitation>
described some cells for
<taxonomicName id="4C7C82D9D405C344FEBDFADDFE9EFAA0" authorityName="Worheide &amp; Hooper" authorityYear="1999" box="[260,367,1381,1403]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="species" species="adusta">
<emphasis id="B9082548D405C344FEBDFADDFE9EFAA0" box="[260,367,1381,1403]" italics="true" pageId="25" pageNumber="26">C. adusta</emphasis>
</taxonomicName>
(another Australian species) that we consider very similar to those found in
<taxonomicName id="4C7C82D9D405C344FD1AFA3FFCF3FA43" baseAuthorityName="Dendy" baseAuthorityYear="1891" box="[675,770,1412,1433]" class="Calcarea" family="Clathrinidae" genus="Clathrina" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="species" species="dubia">
<emphasis id="B9082548D405C344FD1AFA3FFCF3FA43" box="[675,770,1412,1433]" italics="true" pageId="25" pageNumber="26">C. dubia</emphasis>
</taxonomicName>
and
<taxonomicName id="4C7C82D9D405C344FF77FA18FE8AFA62" baseAuthorityName="Carter" baseAuthorityYear="1886" box="[206,379,1443,1464]" class="Calcarea" family="Leucascidae" genus="Ascaltis" kingdom="Animalia" order="Clathrinida" pageId="25" pageNumber="26" phylum="Porifera" rank="species" species="cavata">
<emphasis id="B9082548D405C344FF77FA18FE8AFA62" box="[206,379,1443,1464]" italics="true" pageId="25" pageNumber="26">Ascaltis cavata</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
</document>