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<document id="493D9CD0830E835709BA9B92E417B279" ID-CLB-Dataset="37320" ID-DOI="10.5281/zenodo.272951" ID-GBIF-Dataset="e2c88f4c-3ac2-45f9-95e4-99b75561a081" ID-ISSN="1175-5326" ID-Zenodo-Dep="272951" ID-ZooBank="6D68A019-6F63-4AA4-A8B3-92D351F1F69B" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1484409208030" checkinUser="plazi" docAuthor="Van, Rob W. M." docDate="2017" docId="03A80010779FFF67FF14A68794D8FE4A" docLanguage="en" docName="zootaxa.4217.1.1.pdf.imf" docOrigin="Zootaxa 1" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Amphoriscus ancora Van, 2017, sp. nov." docType="treatment" docVersion="21" lastPageNumber="204" masterDocId="FF9178687757FFACFF83A36B907DFF9A" masterDocTitle="Sponges of the Guyana Shelf" masterLastPageNumber="225" masterPageNumber="1" pageNumber="201" updateTime="1698435695899" updateUser="ExternalLinkService">
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<mods:title id="71B3A9189807505B4C8C19BC8964982E">Sponges of the Guyana Shelf</mods:title>
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<mods:namePart id="E8A97A858EAA7D2E796EC041CFA5A8F1">Van, Rob W. M.</mods:namePart>
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<mods:date id="0742FF62122DCC2850E15371C3DC7E01">2017</mods:date>
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<treatment id="03A80010779FFF67FF14A68794D8FE4A" ID-DOI="http://doi.org/10.5281/zenodo.5698772" ID-GBIF-Taxon="127419675" ID-Zenodo-Dep="5698772" LSID="urn:lsid:plazi:treatment:03A80010779FFF67FF14A68794D8FE4A" httpUri="http://treatment.plazi.org/id/03A80010779FFF67FF14A68794D8FE4A" lastPageId="203" lastPageNumber="204" pageId="200" pageNumber="201">
<subSubSection id="C31BE28D779FFF64FF14A68791DEF9BD" pageId="200" pageNumber="201" type="nomenclature">
<paragraph id="8BBEB106779FFF64FF14A6879185F99C" blockId="200.[151,504,1516,1575]" box="[151,504,1516,1542]" pageId="200" pageNumber="201">
<heading id="D0F6066A779FFF64FF14A6879185F99C" bold="true" box="[151,504,1516,1542]" fontSize="11" level="1" pageId="200" pageNumber="201" reason="1">
<emphasis id="B9756D14779FFF64FF14A6879185F99C" bold="true" box="[151,504,1516,1542]" pageId="200" pageNumber="201">
<taxonomicName id="4C01CA85779FFF64FF14A68791EEF99C" ID-CoL="66HCM" box="[151,403,1516,1542]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="200" pageNumber="201" phylum="Porifera" rank="species" species="ancora" status="sp. nov.">
<emphasis id="B9756D14779FFF64FF14A68791EEF99C" bold="true" box="[151,403,1516,1542]" italics="true" pageId="200" pageNumber="201">Amphoriscus ancora</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A246D06F779FFF64FE19A6879185F99C" box="[410,504,1516,1542]" pageId="200" pageNumber="201" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
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<paragraph id="8BBEB106779FFF64FF14A56591DEF9BD" blockId="200.[151,504,1516,1575]" box="[151,419,1550,1575]" pageId="200" pageNumber="201">
<figureCitation id="133AAD83779FFF64FF14A5659161F9BD" box="[151,284,1550,1575]" captionStart="FIGURE 128" captionStartId="202.[151,250,1447,1469]" captionTargetBox="[153,1438,177,1424]" captionTargetId="figure@202.[153,1438,177,1424]" captionTargetPageId="202" captionText="FIGURE 128. Amphoriscus ancora sp. nov., a, habitus of holotype RMNH Por. 9741 (scale bar = 1 cm), b d, SEM images of cross sections of the skeleton, b, overview of skeleton, c, cortical skeleton, d, inarticulate choanosomal skeleton." httpUri="https://zenodo.org/record/273078/files/figure.png" pageId="200" pageNumber="201">Figures 128</figureCitation>
ad, 129ae
</paragraph>
</subSubSection>
<subSubSection id="C31BE28D779FFF64FF14A53A9417F917" pageId="200" pageNumber="201" type="materials_examined">
<paragraph id="8BBEB106779FFF64FF14A53A9417F917" blockId="200.[151,1436,1617,2038]" pageId="200" pageNumber="201">
<materialsCitation id="3B69BB5B779FFF64FF14A53A941AF917" ID-GBIF-Occurrence="1424726478" collectingDate="1970-08-28" collectionCode="RMNH" country="Suriname" elevation="35" latitude="6.5167" location="Material" longLatPrecision="7" longitude="-53.9333" municipality="Agassiz" pageId="200" pageNumber="201" specimenCount="1" typeStatus="holotype">
<emphasis id="B9756D14779FFF64FF14A53A91FBF9F0" bold="true" box="[151,390,1617,1642]" pageId="200" pageNumber="201">
<location id="8EDEE7DD779FFF64FF14A53A9082F9F0" LSID="urn:lsid:plazi:treatment:03A80010779FFF67FF14A68794D8FE4A:8EDEE7DD779FFF64FF14A53A9082F9F0" box="[151,255,1617,1642]" country="Suriname" latitude="6.5167" longLatPrecision="7" longitude="-53.9333" municipality="Agassiz" name="Material" pageId="200" pageNumber="201">Material</location>
examined.
</emphasis>
<typeStatus id="54BA0FA4779FFF64FE10A53A9186F9F0" box="[403,507,1617,1642]" pageId="200" pageNumber="201" type="holotype">Holotype</typeStatus>
<collectionCode id="ED1029C3779FFF64FD8BA5399221F9F3" box="[520,604,1618,1641]" country="Netherlands" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34992" name="National Museum of Natural History, Naturalis" pageId="200" pageNumber="201">RMNH</collectionCode>
Por. 9741,
<collectingCountry id="F316F196779FFF64FD6DA53A9321F9F0" box="[750,860,1617,1642]" name="Suriname" pageId="200" pageNumber="201">Suriname</collectingCountry>
, Luymes
<collectingCountry id="F316F196779FFF64FC64A53A9443F9F3" box="[999,1086,1617,1641]" name="Guyana" pageId="200" pageNumber="201">Guyana</collectingCountry>
Shelf Expedition, station 43,
<geoCoordinate id="EE35D7C1779FFF64FF14A51F9179F917" box="[151,260,1652,1677]" direction="north" orientation="latitude" pageId="200" pageNumber="201" precision="5" value="6.5167">6.5167°N</geoCoordinate>
<geoCoordinate id="EE35D7C1779FFF64FE89A51F91F6F917" box="[266,395,1652,1677]" direction="west" orientation="longitude" pageId="200" pageNumber="201" precision="5" value="-53.9333">53.9333°W</geoCoordinate>
, depth
<quantity id="4CF91CE3779FFF64FE5FA51F926BF917" box="[476,534,1652,1677]" metricMagnitude="1" metricUnit="m" metricValue="3.5" pageId="200" pageNumber="201" unit="m" value="35.0">
<elevation id="002C5635779FFF64FE5FA51F926BF917" box="[476,534,1652,1677]" metricMagnitude="1" metricUnit="m" metricValue="3.5" pageId="200" pageNumber="201" unit="m" value="35.0">35 m</elevation>
</quantity>
,
<collectingMunicipality id="6BDA2B7C779FFF64FDA1A51F9206F917" box="[546,635,1652,1677]" pageId="200" pageNumber="201">Agassiz</collectingMunicipality>
trawl, bottom shell gravel,
<date id="FFBF97C6779FFF64FC33A51E941AF917" box="[944,1127,1653,1677]" pageId="200" pageNumber="201" value="1970-08-28">
<collectingDate id="EFFB6E2E779FFF64FC33A51E941AF917" box="[944,1127,1653,1677]" pageId="200" pageNumber="201" value="1970-08-28">28 August 1970</collectingDate>
</date>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C31BE28D779FFF66FF44A5F294D8F917" lastPageId="202" lastPageNumber="203" pageId="200" pageNumber="201" type="description">
<paragraph id="8BBEB106779FFF64FF44A5F2942FF94F" blockId="200.[151,1436,1617,2038]" pageId="200" pageNumber="201">
<emphasis id="B9756D14779FFF64FF44A5F29124F928" bold="true" box="[199,345,1689,1714]" pageId="200" pageNumber="201">Description.</emphasis>
(
<figureCitation id="133AAD83779FFF64FEE8A5F291B3F92B" box="[363,462,1689,1714]" captionStart="FIGURE 128" captionStartId="202.[151,250,1447,1469]" captionTargetBox="[153,1438,177,1424]" captionTargetId="figure@202.[153,1438,177,1424]" captionTargetPageId="202" captionText="FIGURE 128. Amphoriscus ancora sp. nov., a, habitus of holotype RMNH Por. 9741 (scale bar = 1 cm), b d, SEM images of cross sections of the skeleton, b, overview of skeleton, c, cortical skeleton, d, inarticulate choanosomal skeleton." httpUri="https://zenodo.org/record/273078/files/figure.png" pageId="200" pageNumber="201">Fig. 128</figureCitation>
a) Thin flattened oval tube, length
<quantity id="4CF91CE3779FFF64FCEAA5F293C6F92B" box="[873,955,1689,1713]" metricMagnitude="-2" metricUnit="m" metricValue="1.8" pageId="200" pageNumber="201" unit="mm" value="18.0">18 mm</quantity>
high,
<quantity id="4CF91CE3779FFF64FB89A5F29432F92B" box="[1034,1103,1689,1713]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="200" pageNumber="201" unit="mm" value="4.0">4 mm</quantity>
in greatest diameter. Oscule naked, with two short root-like holdfasts. Color (in alcohol) dirty white to pale beige.
</paragraph>
<paragraph id="8BBEB106779FFF64FF44A58A9178F86C" blockId="200.[151,1436,1617,2038]" pageId="200" pageNumber="201">
<emphasis id="B9756D14779FFF64FF44A58A9148F960" bold="true" box="[199,309,1761,1786]" pageId="200" pageNumber="201">Skeleton.</emphasis>
(
<figureCitation id="133AAD83779FFF64FEC7A58A91DAF960" box="[324,423,1761,1786]" captionStart="FIGURE 128" captionStartId="202.[151,250,1447,1469]" captionTargetBox="[153,1438,177,1424]" captionTargetId="figure@202.[153,1438,177,1424]" captionTargetPageId="202" captionText="FIGURE 128. Amphoriscus ancora sp. nov., a, habitus of holotype RMNH Por. 9741 (scale bar = 1 cm), b d, SEM images of cross sections of the skeleton, b, overview of skeleton, c, cortical skeleton, d, inarticulate choanosomal skeleton." httpUri="https://zenodo.org/record/273078/files/figure.png" pageId="200" pageNumber="201">Figs 128</figureCitation>
bd) Inarticulate, with choanosomal skeleton made up of the apical actines of the cortical tetractines and the unpaired actines of subatrial triactines.
<collectingRegion id="49C57FE4779FFF64FC9EA46D9342F887" box="[797,831,1798,1821]" country="Haiti" name="Nord" pageId="200" pageNumber="201">No</collectingRegion>
scattered spicules in the choanosome. In cross section (
<figureCitation id="133AAD83779FFF64FF1CA442917CF8D8" box="[159,257,1833,1858]" captionStart="FIGURE 128" captionStartId="202.[151,250,1447,1469]" captionTargetBox="[153,1438,177,1424]" captionTargetId="figure@202.[153,1438,177,1424]" captionTargetPageId="202" captionText="FIGURE 128. Amphoriscus ancora sp. nov., a, habitus of holotype RMNH Por. 9741 (scale bar = 1 cm), b d, SEM images of cross sections of the skeleton, b, overview of skeleton, c, cortical skeleton, d, inarticulate choanosomal skeleton." httpUri="https://zenodo.org/record/273078/files/figure.png" pageId="200" pageNumber="201">Fig. 128</figureCitation>
b) from ectosome to atrium, there are successively the cortical skeleton (
<figureCitation id="133AAD83779FFF64FBDBA44294C1F8DB" box="[1112,1212,1833,1858]" captionStart="FIGURE 128" captionStartId="202.[151,250,1447,1469]" captionTargetBox="[153,1438,177,1424]" captionTargetId="figure@202.[153,1438,177,1424]" captionTargetPageId="202" captionText="FIGURE 128. Amphoriscus ancora sp. nov., a, habitus of holotype RMNH Por. 9741 (scale bar = 1 cm), b d, SEM images of cross sections of the skeleton, b, overview of skeleton, c, cortical skeleton, d, inarticulate choanosomal skeleton." httpUri="https://zenodo.org/record/273078/files/figure.png" pageId="200" pageNumber="201">Fig. 128</figureCitation>
c) consisting of the paired and unpaired actines of large tetractines, choanosomal skeleton (
<figureCitation id="133AAD83779FFF64FC42A426945DF8FC" box="[961,1056,1869,1894]" captionStart="FIGURE 128" captionStartId="202.[151,250,1447,1469]" captionTargetBox="[153,1438,177,1424]" captionTargetId="figure@202.[153,1438,177,1424]" captionTargetPageId="202" captionText="FIGURE 128. Amphoriscus ancora sp. nov., a, habitus of holotype RMNH Por. 9741 (scale bar = 1 cm), b d, SEM images of cross sections of the skeleton, b, overview of skeleton, c, cortical skeleton, d, inarticulate choanosomal skeleton." httpUri="https://zenodo.org/record/273078/files/figure.png" pageId="200" pageNumber="201">Fig. 128</figureCitation>
d) consisting of the apical actines of the cortical tetractines and the unpaired actines of the subatrial triactines, paired actines of the subatrial triactines, and the atrial skeleton consisting of small atrial tetractines, with their apical actines protruding in the atrial cavity. The root skeleton consists of a bundled mixture of thin diactines and peculiar curved anchoring triactines.
</paragraph>
<caption id="DF7EE18E779EFF65FF14A5449536F918" httpUri="https://zenodo.org/record/273077/files/figure.png" pageId="201" pageNumber="202" targetBox="[151,1436,193,1561]" targetPageId="201">
<paragraph id="8BBEB106779EFF65FF14A5449536F918" blockId="201.[151,1436,1583,1666]" pageId="201" pageNumber="202">
<emphasis id="B9756D14779EFF65FF14A5449150F9DE" bold="true" box="[151,301,1583,1605]" pageId="201" pageNumber="202">FIGURE 127.</emphasis>
<taxonomicName id="4C01CA85779EFF65FEB6A5449270F9DF" box="[309,525,1583,1605]" class="Calcarea" family="Leucosoleniidae" genus="Leucosolenia" kingdom="Animalia" order="Leucosolenida" pageId="201" pageNumber="202" phylum="Porifera" rank="species" species="salpinx" status="sp. nov.">
<emphasis id="B9756D14779EFF65FEB6A5449270F9DF" box="[309,525,1583,1605]" italics="true" pageId="201" pageNumber="202">Leucosolenia salpinx</emphasis>
</taxonomicName>
<emphasis id="B9756D14779EFF65FD96A544921AF9DE" bold="true" box="[533,615,1583,1604]" pageId="201" pageNumber="202">
<taxonomicNameLabel id="A246D06F779EFF65FD96A544921AF9DE" box="[533,615,1583,1604]" pageId="201" pageNumber="202" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, ae, SEM images of the spicules of the holotype RMNH Por. 9743, a, sagittal triactine with very long unpaired actine of the tube walls, a1, detail of a, bb1, triactines with variable unpaired actine length, c,c1, tetractines, c2, detail of c, d, long diactine, d1, faintly spined ending of d, e, short spined diactine, e1, detail of e.
</paragraph>
</caption>
<paragraph id="8BBEB106779EFF65FF44A5C29450F958" blockId="201.[151,1436,1705,2018]" box="[199,1069,1705,1730]" pageId="201" pageNumber="202">
<emphasis id="B9756D14779EFF65FF44A5C2914DF958" bold="true" box="[199,304,1705,1730]" pageId="201" pageNumber="202">Spicules.</emphasis>
(
<figureCitation id="133AAD83779EFF65FEBCA5C291DCF958" box="[319,417,1705,1730]" captionStart="FIGURE 129" captionStartId="203.[151,250,1751,1773]" captionTargetBox="[151,1436,519,1729]" captionTargetId="figure@203.[151,1436,519,1729]" captionTargetPageId="203" captionText="FIGURE 129. Amphoriscus ancora sp. nov., a e, SEM images of the spicules of holotype RMNH Por. 9741, a, large cortical tetractines, b, small atrial tetractines, c, triactines, d, anchoring triactines, d 1, detail of d, e, root diactine, e 1, details of e." httpUri="https://zenodo.org/record/273079/files/figure.png" pageId="201" pageNumber="202">Figs 129</figureCitation>
ae) Tetractines, triactines, anchoring triactines, diactines.
</paragraph>
<paragraph id="8BBEB106779EFF65FF44A5A69289F8EC" blockId="201.[151,1436,1705,2018]" pageId="201" pageNumber="202">
Tetractines divisible in (1) larger cortical tetractines (
<figureCitation id="133AAD83779EFF65FC9FA5A693FCF97C" box="[796,897,1741,1766]" captionStart="FIGURE 129" captionStartId="203.[151,250,1751,1773]" captionTargetBox="[151,1436,519,1729]" captionTargetId="figure@203.[151,1436,519,1729]" captionTargetPageId="203" captionText="FIGURE 129. Amphoriscus ancora sp. nov., a e, SEM images of the spicules of holotype RMNH Por. 9741, a, large cortical tetractines, b, small atrial tetractines, c, triactines, d, anchoring triactines, d 1, detail of d, e, root diactine, e 1, details of e." httpUri="https://zenodo.org/record/273079/files/figure.png" pageId="201" pageNumber="202">Figs 129</figureCitation>
a), with apical actines as long or longer than the basal actines, sizes: unpaired actines, 151
<emphasis id="B9756D14779EFF65FDFCA59A92D4F890" box="[639,681,1777,1802]" italics="true" pageId="201" pageNumber="202">216</emphasis>
330
<date id="FFBF97C6779EFF65FD69A5999361F890" box="[746,796,1778,1802]" pageId="201" pageNumber="202" value="2012-10">x 12</date>
<emphasis id="B9756D14779EFF65FCA8A59A9321F890" box="[811,860,1777,1802]" italics="true" pageId="201" pageNumber="202">16.1</emphasis>
21 µm, paired actines 135
<emphasis id="B9756D14779EFF65FB20A59994B0F890" box="[1187,1229,1778,1802]" italics="true" pageId="201" pageNumber="202">239</emphasis>
320
<date id="FFBF97C6779EFF65FA8DA599954CF890" box="[1294,1329,1778,1802]" pageId="201" pageNumber="202">x 8</date>
<emphasis id="B9756D14779EFF65FAC2A599950FF890" box="[1345,1394,1778,1802]" italics="true" pageId="201" pageNumber="202">15.4</emphasis>
21 µm, apical actines 258
<emphasis id="B9756D14779EFF65FE2DA47D91ABF8B4" box="[430,470,1814,1838]" italics="true" pageId="201" pageNumber="202">311</emphasis>
366
<date id="FFBF97C6779EFF65FD99A47D9242F8B4" box="[538,575,1814,1838]" pageId="201" pageNumber="202">x 8</date>
<emphasis id="B9756D14779EFF65FDCCA47D92FDF8B4" box="[591,640,1814,1838]" italics="true" pageId="201" pageNumber="202">17.8</emphasis>
20 µm, and (2) smaller atrial tetractines (
<figureCitation id="133AAD83779EFF65FBF4A47E94A2F8B4" box="[1143,1247,1813,1838]" captionStart="FIGURE 129" captionStartId="203.[151,250,1751,1773]" captionTargetBox="[151,1436,519,1729]" captionTargetId="figure@203.[151,1436,519,1729]" captionTargetPageId="203" captionText="FIGURE 129. Amphoriscus ancora sp. nov., a e, SEM images of the spicules of holotype RMNH Por. 9741, a, large cortical tetractines, b, small atrial tetractines, c, triactines, d, anchoring triactines, d 1, detail of d, e, root diactine, e 1, details of e." httpUri="https://zenodo.org/record/273079/files/figure.png" pageId="201" pageNumber="202">Figs 129</figureCitation>
b) tending to be sagittal, with shorter apical actines, sizes: unpaired actines 42
<emphasis id="B9756D14779EFF65FCD7A451930DF8C8" box="[852,880,1850,1874]" italics="true" pageId="201" pageNumber="202">87</emphasis>
186
<date id="FFBF97C6779EFF65FC2CA45193ADF8C8" box="[943,976,1850,1874]" pageId="201" pageNumber="202">x 3</date>
<emphasis id="B9756D14779EFF65FC63A452947EF8C8" box="[992,1027,1849,1874]" italics="true" pageId="201" pageNumber="202">8.6</emphasis>
12 µm, paired actines 57
<emphasis id="B9756D14779EFF65FAB0A4519532F8C8" box="[1331,1359,1850,1874]" italics="true" pageId="201" pageNumber="202">99</emphasis>
165
<date id="FFBF97C6779EFF65FA0DA45190DEF8EC" pageId="201" pageNumber="202">x 3</date>
<emphasis id="B9756D14779EFF65FF30A43590ABF8EF" box="[179,214,1886,1909]" italics="true" pageId="201" pageNumber="202">7.7</emphasis>
11 µm, apical actines 9
<emphasis id="B9756D14779EFF65FE77A436926DF8EC" box="[500,528,1885,1910]" italics="true" pageId="201" pageNumber="202">26</emphasis>
<date id="FFBF97C6779EFF65FD9CA436921FF8EC" box="[543,610,1885,1910]" pageId="201" pageNumber="202" value="1960-10-03">60 x 3</date>
5.315 µm.
</paragraph>
<paragraph id="8BBEB106779EFF65FF44A4EA9123F878" blockId="201.[151,1436,1705,2018]" pageId="201" pageNumber="202">
Subatrial triactines (
<figureCitation id="133AAD83779EFF65FE2EA4EA9268F800" box="[429,533,1921,1946]" captionStart="FIGURE 129" captionStartId="203.[151,250,1751,1773]" captionTargetBox="[151,1436,519,1729]" captionTargetId="figure@203.[151,1436,519,1729]" captionTargetPageId="203" captionText="FIGURE 129. Amphoriscus ancora sp. nov., a e, SEM images of the spicules of holotype RMNH Por. 9741, a, large cortical tetractines, b, small atrial tetractines, c, triactines, d, anchoring triactines, d 1, detail of d, e, root diactine, e 1, details of e." httpUri="https://zenodo.org/record/273079/files/figure.png" pageId="201" pageNumber="202">Figs 129</figureCitation>
c), in a large size range but less diverse and not readily divisible in categories, paired actines may be slightly wavy, unpaired actines 201
<emphasis id="B9756D14779EFF65FCADA4CE9325F824" box="[814,856,1957,1982]" italics="true" pageId="201" pageNumber="202">367</emphasis>
468
<date id="FFBF97C6779EFF65FC14A4CD93C7F827" box="[919,954,1958,1981]" pageId="201" pageNumber="202">x 7</date>
<emphasis id="B9756D14779EFF65FC4AA4CD9387F824" box="[969,1018,1958,1982]" italics="true" pageId="201" pageNumber="202">10.1</emphasis>
12 µm, paired actines 129
<emphasis id="B9756D14779EFF65FAB9A4CD9519F824" box="[1338,1380,1958,1982]" italics="true" pageId="201" pageNumber="202">218</emphasis>
324
<date id="FFBF97C6779EFF65FF14A4A190C4F87B" box="[151,185,1994,2017]" pageId="201" pageNumber="202">x 7</date>
<emphasis id="B9756D14779EFF65FF4BA4A29096F878" box="[200,235,1993,2018]" italics="true" pageId="201" pageNumber="202">8.6</emphasis>
10.5 µm.
</paragraph>
<caption id="DF7EE18E779DFF66FF14A6CC9574FA46" httpUri="https://zenodo.org/record/273078/files/figure.png" pageId="202" pageNumber="203" targetBox="[153,1438,177,1424]" targetPageId="202">
<paragraph id="8BBEB106779DFF66FF14A6CC9574FA46" blockId="202.[151,1435,1447,1500]" pageId="202" pageNumber="203">
<emphasis id="B9756D14779DFF66FF14A6CC9151FA26" bold="true" box="[151,300,1447,1469]" pageId="202" pageNumber="203">FIGURE 128.</emphasis>
<taxonomicName id="4C01CA85779DFF66FEB0A6CC9278FA27" box="[307,517,1447,1469]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="202" pageNumber="203" phylum="Porifera" rank="species" species="ancora" status="sp. nov.">
<emphasis id="B9756D14779DFF66FEB0A6CC9278FA27" box="[307,517,1447,1469]" italics="true" pageId="202" pageNumber="203">Amphoriscus ancora</emphasis>
</taxonomicName>
<emphasis id="B9756D14779DFF66FD8FA6CC9221FA26" bold="true" box="[524,604,1447,1468]" pageId="202" pageNumber="203">
<taxonomicNameLabel id="A246D06F779DFF66FD8FA6CC9221FA26" box="[524,604,1447,1468]" pageId="202" pageNumber="203" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, a, habitus of holotype RMNH Por. 9741 (scale bar = 1 cm), bd, SEM images of cross sections of the skeleton, b, overview of skeleton, c, cortical skeleton, d, inarticulate choanosomal skeleton.
</paragraph>
</caption>
<paragraph id="8BBEB106779DFF66FF44A563915BF9F3" blockId="202.[151,1436,1544,2037]" pageId="202" pageNumber="203">
Anchoring triactines (
<figureCitation id="133AAD83779DFF66FE43A5639254F9BB" box="[448,553,1544,1569]" captionStart="FIGURE 129" captionStartId="203.[151,250,1751,1773]" captionTargetBox="[151,1436,519,1729]" captionTargetId="figure@203.[151,1436,519,1729]" captionTargetPageId="203" captionText="FIGURE 129. Amphoriscus ancora sp. nov., a e, SEM images of the spicules of holotype RMNH Por. 9741, a, large cortical tetractines, b, small atrial tetractines, c, triactines, d, anchoring triactines, d 1, detail of d, e, root diactine, e 1, details of e." httpUri="https://zenodo.org/record/273079/files/figure.png" pageId="202" pageNumber="203">Figs 129</figureCitation>
d,d1) from the roots, with characteristically curved unpaired actine and beaklike paired actines, in a large size range, unpaired actines 96
<emphasis id="B9756D14779DFF66FCC2A5479316F9DF" box="[833,875,1580,1605]" italics="true" pageId="202" pageNumber="203">386</emphasis>
660
<date id="FFBF97C6779DFF66FC29A54693B6F9DE" box="[938,971,1581,1604]" pageId="202" pageNumber="203">x 7</date>
<emphasis id="B9756D14779DFF66FC59A5479380F9DF" box="[986,1021,1580,1605]" italics="true" pageId="202" pageNumber="203">8.6</emphasis>
10 µm, paired actines 18
<emphasis id="B9756D14779DFF66FAAFA5469520F9DF" box="[1324,1373,1581,1605]" italics="true" pageId="202" pageNumber="203">24.8</emphasis>
<date id="FFBF97C6779DFF66FAEFA54690DEF9F3" pageId="202" pageNumber="203" value="1929-10-05">29 x 5</date>
6.89 µm.
</paragraph>
<paragraph id="8BBEB106779DFF66FF44A51F94D8F917" blockId="202.[151,1436,1544,2037]" box="[199,1189,1652,1677]" pageId="202" pageNumber="203">
Diactines (
<figureCitation id="133AAD83779DFF66FEC3A51F91DBF917" box="[320,422,1652,1677]" captionStart="FIGURE 129" captionStartId="203.[151,250,1751,1773]" captionTargetBox="[151,1436,519,1729]" captionTargetId="figure@203.[151,1436,519,1729]" captionTargetPageId="203" captionText="FIGURE 129. Amphoriscus ancora sp. nov., a e, SEM images of the spicules of holotype RMNH Por. 9741, a, large cortical tetractines, b, small atrial tetractines, c, triactines, d, anchoring triactines, d 1, detail of d, e, root diactine, e 1, details of e." httpUri="https://zenodo.org/record/273079/files/figure.png" pageId="202" pageNumber="203">Figs 129</figureCitation>
e,e1) from the roots, long and thin, 6001
<emphasis id="B9756D14779DFF66FCF7A51E93E2F917" box="[884,927,1653,1677]" italics="true" pageId="202" pageNumber="203">0 17</emphasis>
<date id="FFBF97C6779DFF66FC2EA51E9470F917" box="[941,1037,1653,1677]" pageId="202" pageNumber="203" value="1230-10-03">1230 x 3</date>
<emphasis id="B9756D14779DFF66FB9FA51E9442F917" box="[1052,1087,1653,1677]" italics="true" pageId="202" pageNumber="203">4.2</emphasis>
6.5 µm.
</paragraph>
</subSubSection>
<subSubSection id="C31BE28D779DFF66FF44A5F39398F92B" box="[199,997,1688,1713]" pageId="202" pageNumber="203" type="distribution">
<paragraph id="8BBEB106779DFF66FF44A5F39398F92B" blockId="202.[151,1436,1544,2037]" box="[199,997,1688,1713]" pageId="202" pageNumber="203">
<emphasis id="B9756D14779DFF66FF44A5F3918FF92B" bold="true" box="[199,498,1688,1713]" pageId="202" pageNumber="203">Distribution and ecology.</emphasis>
<collectingCountry id="F316F196779DFF66FE7AA5F2922DF92B" box="[505,592,1689,1713]" name="Guyana" pageId="202" pageNumber="203">Guyana</collectingCountry>
Shelf, gravel bottom at
<quantity id="4CF91CE3779DFF66FCDCA5F393E5F92A" box="[863,920,1688,1713]" metricMagnitude="1" metricUnit="m" metricValue="3.5" pageId="202" pageNumber="203" unit="m" value="35.0">35 m</quantity>
depth.
</paragraph>
</subSubSection>
<subSubSection id="C31BE28D779DFF66FF44A5D791E1F963" pageId="202" pageNumber="203" type="etymology">
<paragraph id="8BBEB106779DFF66FF44A5D791E1F963" blockId="202.[151,1436,1544,2037]" pageId="202" pageNumber="203">
<emphasis id="B9756D14779DFF66FF44A5D79133F94F" bold="true" box="[199,334,1724,1749]" pageId="202" pageNumber="203">Etymology.</emphasis>
<taxonomicName id="4C01CA85779DFF66FED6A5D691DAF94F" box="[341,423,1725,1749]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="202" pageNumber="204" phylum="Porifera" rank="species" species="ancora" status="sp. nov.">Ancora</taxonomicName>
(Gr., latinized, a female noun) meaning anchor, referring to the shape and function of the beak-like root spicules.
</paragraph>
</subSubSection>
<subSubSection id="C31BE28D779DFF67FF44A46F91D0FEA5" lastPageId="203" lastPageNumber="204" pageId="202" pageNumber="203" type="discussion">
<paragraph id="8BBEB106779DFF66FF44A46F9185F86F" blockId="202.[151,1436,1544,2037]" pageId="202" pageNumber="203">
<emphasis id="B9756D14779DFF66FF44A46F9146F887" bold="true" box="[199,315,1796,1821]" pageId="202" pageNumber="203">Remarks.</emphasis>
The new species shares its anchoring spicules with those of the Brazilian species
<taxonomicName id="4C01CA85779DFF66FB59A46F9543F887" box="[1242,1342,1796,1821]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="202" pageNumber="203" phylum="Porifera" rank="species" species="syculmis">
<emphasis id="B9756D14779DFF66FB59A46F9543F887" box="[1242,1342,1796,1821]" italics="true" pageId="202" pageNumber="203">Syculmis</emphasis>
</taxonomicName>
<taxonomicName id="4C01CA85779DFF66FAC6A46D9142F8DB" authority="Haeckel, 1872" authorityName="Haeckel" authorityYear="1872" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="202" pageNumber="203" phylum="Porifera" rank="species" species="synapta">
<emphasis id="B9756D14779DFF66FAC6A46D95E1F887" box="[1349,1436,1798,1821]" italics="true" pageId="202" pageNumber="203">synapta</emphasis>
<bibRefCitation id="EF90CCF7779DFF66FF14A4439142F8DB" author="Haeckel" box="[151,319,1832,1857]" pageId="202" pageNumber="203" refString="Haeckel, E. (1872) Die Kalkschwamme. Eine Monographie in zwei Banden Text und einem Atlas mit 60 Tafeln Abbildungen. G. Reimer, Berlin, 1, 1 - 484. [2, 1 - 418, 3, pls 1 - 60.]" type="book chapter" year="1872">Haeckel, 1872</bibRefCitation>
</taxonomicName>
, assigned to
<taxonomicName id="4C01CA85779DFF66FE5AA4439216F8DB" box="[473,619,1832,1857]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="202" pageNumber="203" phylum="Porifera" rank="genus">
<emphasis id="B9756D14779DFF66FE5AA4439216F8DB" box="[473,619,1832,1857]" italics="true" pageId="202" pageNumber="203">Amphoriscus</emphasis>
</taxonomicName>
by
<bibRefCitation id="EF90CCF7779DFF66FD1FA44393DFF8DB" author="Borojevic" box="[668,930,1832,1857]" pageId="202" pageNumber="203" refString="Borojevic, R., Boury-Esnault, N., Manuel, M. &amp; Vacelet, J. (2002 b) Order Leucosolenida Hartman, 1958. In: Hooper, J. N. A. &amp; Van Soest, R. W. M. (Eds.), Systema Porifera: a guide to the classification of sponges. Vol. 2. Kluwer Academic / Plenum Publishers, New York, Boston, Dordrecht, London, Moscow, pp. 1157 - 1184." type="book chapter" year="2002" yearSuffix="b">
Borojevic
<emphasis id="B9756D14779DFF66FC96A441932CF8DB" box="[789,849,1832,1857]" italics="true" pageId="202" pageNumber="203">et al.</emphasis>
2002b
</bibRefCitation>
(p. 1178). This species is close to the new species, both geographically and morphologically. It differs by having the anchoring spicules all consisting of tetractines (the beak-like part of the spicule has three actines instead of two as in the new species), by the apparent entire lack of triactines (their subatrial position is taken up by tetractines in
<taxonomicName id="4C01CA85779DFF66FC61A4FE941CF837" box="[994,1121,1940,1965]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="202" pageNumber="203" phylum="Porifera" rank="species" species="syculmis">
<emphasis id="B9756D14779DFF66FC61A4FE941CF837" box="[994,1121,1940,1965]" italics="true" pageId="202" pageNumber="203">A. syculmis</emphasis>
</taxonomicName>
), and by the possession of a prominent apical fringe of long thin diactines. Despite the morphological similarity these differences merit recognition at the species level.
</paragraph>
<paragraph id="8BBEB106779CFF67FF44A3FC91D0FEA5" blockId="203.[151,1436,151,464]" pageId="203" pageNumber="204">
Further close, but more dissimilar, species are Caribbean
<taxonomicName id="4C01CA85779CFF67FCF4A3F394B5FF2A" authority="Haeckel, 1872" authorityName="Haeckel" authorityYear="1872" box="[887,1224,151,176]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="amphora">
<emphasis id="B9756D14779CFF67FCF4A3F3947CFF2A" box="[887,1025,151,176]" italics="true" pageId="203" pageNumber="204">A. amphora</emphasis>
(
<bibRefCitation id="EF90CCF7779CFF67FB96A3FC94C2FF2A" author="Haeckel" box="[1045,1215,151,176]" pageId="203" pageNumber="204" refString="Haeckel, E. (1872) Die Kalkschwamme. Eine Monographie in zwei Banden Text und einem Atlas mit 60 Tafeln Abbildungen. G. Reimer, Berlin, 1, 1 - 484. [2, 1 - 418, 3, pls 1 - 60.]" type="book chapter" year="1872">Haeckel, 1872</bibRefCitation>
)
</taxonomicName>
(as
<taxonomicName id="4C01CA85779CFF67FA81A3FC9523FF2A" box="[1282,1374,151,176]" class="Calcarea" family="Amphoriscidae" genus="Leucilla" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="genus">
<emphasis id="B9756D14779CFF67FA81A3FC9523FF2A" box="[1282,1374,151,176]" italics="true" pageId="203" pageNumber="204">Leucilla</emphasis>
</taxonomicName>
) and Venezuelan
<taxonomicName id="4C01CA85779CFF67FEA3A3D7925EFF4E" authority="Haeckel, 1872" authorityName="Haeckel" authorityYear="1872" box="[288,547,188,213]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="urna">
<emphasis id="B9756D14779CFF67FEA3A3D79108FF4E" box="[288,373,188,212]" italics="true" pageId="203" pageNumber="204">A. urna</emphasis>
<bibRefCitation id="EF90CCF7779CFF67FEFEA3D7925EFF4E" author="Haeckel" box="[381,547,188,213]" pageId="203" pageNumber="204" refString="Haeckel, E. (1872) Die Kalkschwamme. Eine Monographie in zwei Banden Text und einem Atlas mit 60 Tafeln Abbildungen. G. Reimer, Berlin, 1, 1 - 484. [2, 1 - 418, 3, pls 1 - 60.]" type="book chapter" year="1872">Haeckel, 1872</bibRefCitation>
</taxonomicName>
. The shape of
<taxonomicName id="4C01CA85779CFF67FD49A3D7932DFF4F" box="[714,848,188,213]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="amphora">
<emphasis id="B9756D14779CFF67FD49A3D7932DFF4F" box="[714,848,188,213]" italics="true" pageId="203" pageNumber="204">A. amphora</emphasis>
</taxonomicName>
is similar to that of the new species, but there is no report of anchoring root spicules, and like
<taxonomicName id="4C01CA85779CFF67FD02A38B9284FF62" box="[641,761,224,248]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="synapta">
<emphasis id="B9756D14779CFF67FD02A38B9284FF62" box="[641,761,224,248]" italics="true" pageId="203" pageNumber="204">A. synapta</emphasis>
</taxonomicName>
the subatrial spicules are tetractines, not triactines, nor are there any other triactines. The shape of
<taxonomicName id="4C01CA85779CFF67FDD7A26F92D4FE86" box="[596,681,260,284]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="urna">
<emphasis id="B9756D14779CFF67FDD7A26F92D4FE86" box="[596,681,260,284]" italics="true" pageId="203" pageNumber="204">A. urna</emphasis>
</taxonomicName>
is more globular, but in other aspects of skeleton and spiculation it is similar to
<taxonomicName id="4C01CA85779CFF67FEA1A24391DBFEDA" box="[290,422,295,320]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="amphora">
<emphasis id="B9756D14779CFF67FEA1A24391DBFEDA" box="[290,422,295,320]" italics="true" pageId="203" pageNumber="204">A. amphora</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection id="C31BE28D779CFF67FF44A22794D8FE4A" pageId="203" pageNumber="204" type="reference_group">
<paragraph id="8BBEB106779CFF67FF44A22794D8FE4A" blockId="203.[151,1436,151,464]" pageId="203" pageNumber="204">
Other
<taxonomicName id="4C01CA85779CFF67FE8CA22791DCFEFF" ID-CoL="84LCX" box="[271,417,332,357]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="genus">
<emphasis id="B9756D14779CFF67FE8CA22791DCFEFF" box="[271,417,332,357]" italics="true" pageId="203" pageNumber="204">Amphoriscus</emphasis>
</taxonomicName>
species of the region are: Floridian
<taxonomicName id="4C01CA85779CFF67FCBEA2279403FEFE" ID-CoL="D75D" authority="Haeckel, 1872" authorityName="Haeckel" authorityYear="1872" box="[829,1150,332,357]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="oviparus">
<emphasis id="B9756D14779CFF67FCBEA22793C2FEFE" box="[829,959,332,356]" italics="true" pageId="203" pageNumber="204">A. oviparus</emphasis>
(
<bibRefCitation id="EF90CCF7779CFF67FC4CA2279408FEFE" author="Haeckel" box="[975,1141,332,357]" pageId="203" pageNumber="204" refString="Haeckel, E. (1872) Die Kalkschwamme. Eine Monographie in zwei Banden Text und einem Atlas mit 60 Tafeln Abbildungen. G. Reimer, Berlin, 1, 1 - 484. [2, 1 - 418, 3, pls 1 - 60.]" type="book chapter" year="1872">Haeckel, 1872</bibRefCitation>
)
</taxonomicName>
(as
<taxonomicName id="4C01CA85779CFF67FB2DA2279518FEFE" box="[1198,1381,332,357]" class="Calcarea" family="Amphoriscidae" genus="Sycaltis" higherTaxonomySource="CoL" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="ovipara">
<emphasis id="B9756D14779CFF67FB2DA2279518FEFE" box="[1198,1381,332,357]" italics="true" pageId="203" pageNumber="204">Sycaltis ovipara</emphasis>
</taxonomicName>
) has small cortical triactines overlying the subcortical tetractines, lacking subatrial triactines (but having subatrial tetractines) and lacking root spicules. Cuban
<taxonomicName id="4C01CA85779CFF67FD18A2FF9397FE36" ID-CoL="D75L" authority="Haeckel, 1872" authorityName="Haeckel" authorityYear="1872" box="[667,1002,404,429]" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="testiparus">
<emphasis id="B9756D14779CFF67FD18A2FF9357FE36" box="[667,810,404,428]" italics="true" pageId="203" pageNumber="204">A. testiparus</emphasis>
(
<bibRefCitation id="EF90CCF7779CFF67FCB8A2FF939EFE36" author="Haeckel" box="[827,995,404,429]" pageId="203" pageNumber="204" refString="Haeckel, E. (1872) Die Kalkschwamme. Eine Monographie in zwei Banden Text und einem Atlas mit 60 Tafeln Abbildungen. G. Reimer, Berlin, 1, 1 - 484. [2, 1 - 418, 3, pls 1 - 60.]" type="book chapter" year="1872">Haeckel, 1872</bibRefCitation>
)
</taxonomicName>
(as
<taxonomicName id="4C01CA85779CFF67FB9EA2FF949DFE36" box="[1053,1248,404,429]" class="Calcarea" family="Amphoriscidae" genus="Sycaltis" higherTaxonomySource="CoL" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="testipara">
<emphasis id="B9756D14779CFF67FB9EA2FF949DFE36" box="[1053,1248,404,429]" italics="true" pageId="203" pageNumber="204">Sycaltis testipara</emphasis>
</taxonomicName>
) is similar to
<taxonomicName id="4C01CA85779CFF67FA07A2FF9084FE4A" ID-CoL="D75D" class="Calcarea" family="Amphoriscidae" genus="Amphoriscus" kingdom="Animalia" order="Leucosolenida" pageId="203" pageNumber="204" phylum="Porifera" rank="species" species="oviparus">
<emphasis id="B9756D14779CFF67FA07A2FF9084FE4A" italics="true" pageId="203" pageNumber="204">A. oviparus</emphasis>
</taxonomicName>
(so possesses cortical triactines and subatrial tetractines) but forms groups of tubes.
</paragraph>
</subSubSection>
</treatment>
</document>