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<document id="CE5F3EB02EEDA8FFE744964550A29799" ID-DOI="10.5281/zenodo.170840" ID-GBIF-Dataset="c0e87963-d99a-4ac4-ab32-41d41d140df9" ID-ISSN="1175­5326" ID-Zenodo-Dep="170840" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459715720803" checkinUser="plazi" docAuthor="Helmy, Tamer, Van, Rob W. M. &amp; Soest" docDate="2005" docId="AD0E87EDFFE4C03C8C4A9D75FEDF4A30" docLanguage="en" docName="zt00859.pdf" docOrigin="Zootaxa 859" docStyle="DocumentStyle:FA7E419B012A62B0FC3AC15A186C3DAF.3:Zootaxa.2001-2006.journal_article" docStyleId="FA7E419B012A62B0FC3AC15A186C3DAF" docStyleName="Zootaxa.2001-2006.journal_article" docStyleVersion="3" docTitle="Amphimedon hamadai Helmy, Van &amp; Soest, 2005, sp.nov." docType="treatment" docVersion="8" lastPageNumber="12" masterDocId="5137FF95FFEFC0378D429C69FF864F51" masterDocTitle="Amphimedon species (Porifera: Niphatidae) from the Gulf of Aqaba, Northern Red Sea: Filling the gaps in the distribution of a common pantropical genus" masterLastPageNumber="18" masterPageNumber="1" pageNumber="12" updateTime="1698207824370" updateUser="plazi">
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<mods:title id="AA43104AE186177674585CA895A57273">Amphimedon species (Porifera: Niphatidae) from the Gulf of Aqaba, Northern Red Sea: Filling the gaps in the distribution of a common pantropical genus</mods:title>
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<mods:namePart id="D2FC6F68969C614B0A651C332892B02E">Helmy, Tamer</mods:namePart>
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<mods:namePart id="57E81F807EE156FB566450290F1191F6">Van, Rob W. M.</mods:namePart>
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<mods:date id="B2AB901C9C840B40192FEEDCCBF03C8C">2005</mods:date>
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<treatment id="AD0E87EDFFE4C03C8C4A9D75FEDF4A30" ID-DOI="http://doi.org/10.5281/zenodo.6266288" ID-GBIF-Taxon="119334542" ID-Zenodo-Dep="6266288" LSID="urn:lsid:zoobank.org:act:0F3CC0C4-F1C3-4FAF-BF07-F2A6BEC2B898" httpUri="http://treatment.plazi.org/id/AD0E87EDFFE4C03C8C4A9D75FEDF4A30" lastPageNumber="12" pageId="11" pageNumber="12">
<subSubSection id="6DBD6570FFE4C03C8C4A9D75FCCD4E64" box="[264,843,283,310]" pageId="11" pageNumber="12" type="nomenclature">
<paragraph id="251836FBFFE4C03C8C4A9D75FCCD4E64" blockId="11.[264,843,283,310]" box="[264,843,283,310]" pageId="11" pageNumber="12">
<heading id="7E508197FFE4C03C8C4A9D75FCCD4E64" bold="true" box="[264,843,283,310]" fontSize="11" level="1" pageId="11" pageNumber="12" reason="1">
<emphasis id="17D3EAE9FFE4C03C8C4A9D75FCCD4E64" bold="true" box="[264,843,283,310]" pageId="11" pageNumber="12">
<taxonomicName id="E2A74D78FFE4C03C8C4A9D75FD9A4E67" ID-CoL="D3NF" box="[264,540,284,310]" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="hamadai" status="sp. nov.">
<emphasis id="17D3EAE9FFE4C03C8C4A9D75FD9A4E67" bold="true" box="[264,540,284,310]" italics="true" pageId="11" pageNumber="12">Amphimedon hamadai</emphasis>
</taxonomicName>
<taxonomicNameLabel id="0CE05792FFE4C03C8F669D72FDFC4E64" box="[548,634,283,309]" pageId="11" pageNumber="12" rank="species">sp.nov.</taxonomicNameLabel>
(
<figureCitation id="BD9C2A7EFFE4C03C8FCB9D72FD5F4E64" box="[649,729,283,309]" captionStart="FIGURE 1" captionStartId="2.[264,367,1594,1618]" captionTargetBox="[473,1098,856,1507]" captionTargetId="figure@2.[422,1111,850,1530]" captionTargetPageId="2" captionText="FIGURE 1. Map of the Northern Red Sea showing the localities where the described sponges were observed and collected." httpUri="https://zenodo.org/record/170841/files/figure.png" pageId="11" pageNumber="12">Figs. 1</figureCitation>
F, 5AC)
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="6DBD6570FFE4C03C8C4A9D0FFA964E2C" box="[264,1296,358,382]" pageId="11" pageNumber="12" type="materials_examined">
<paragraph id="251836FBFFE4C03C8C4A9D0FFA964E2C" blockId="11.[264,1296,358,382]" box="[264,1296,358,382]" pageId="11" pageNumber="12">
<emphasis id="17D3EAE9FFE4C03C8C4A9D0FFE614E2F" bold="true" box="[264,487,358,382]" pageId="11" pageNumber="12">Material examined.</emphasis>
<typeStatus id="FA1C8859FFE4C03C8CAE9D0FFDC94E2C" box="[492,591,358,381]" pageId="11" pageNumber="12" type="holotype">Holotype</typeStatus>
<collectionCode id="43B6AE3EFFE4C03C8F149D0FFD174E2C" box="[598,657,358,381]" httpUri="http://grbio.org/cool/a65z-wv6r" name="Universiteit van Amsterdam, Zoologisch Museum" pageId="11" pageNumber="12">ZMA</collectionCode>
Por. 17343, El Gharkana,
<quantity id="E25F9B1EFFE4C03C8EE99D0FFC5B4E2C" box="[939,989,358,381]" metricMagnitude="1" metricUnit="m" metricValue="1.0" pageId="11" pageNumber="12" unit="m" value="10.0">10m</quantity>
, coll. T. Helmy,
<date id="5119103BFFE4C03C89CF9D0FFA8A4E2C" box="[1165,1292,358,381]" pageId="11" pageNumber="12" value="2000-07-30">30­07­2000</date>
.
</paragraph>
</subSubSection>
<subSubSection id="6DBD6570FFE4C03C8C4A9DC7FDDC4CF8" pageId="11" pageNumber="12" type="description">
<paragraph id="251836FBFFE4C03C8C4A9DC7FB2B4D38" blockId="11.[264,1324,430,1377]" pageId="11" pageNumber="12">
<emphasis id="17D3EAE9FFE4C03C8C4A9DC7FE264E99" bold="true" box="[264,416,430,456]" pageId="11" pageNumber="12">Description.</emphasis>
Colour: Brown with purple shades. Shape: Irregularly lobate (
<figureCitation id="BD9C2A7EFFE4C03C89DE9DC6FA9A4E98" box="[1180,1308,431,457]" captionStart="FIGURE 5. A" captionStartId="10.[264,367,1752,1776]" captionTargetBox="[289,1297,313,1730]" captionTargetId="figure@10.[289,1299,308,1731]" captionTargetPageId="10" captionText="FIGURE 5. A. Amphimedon hamadai sp. nov., habit (scale bar = 1 cm); B. Amphimedon hamadai sp. nov., peripheral skeleton (scale bar = 500 µm); C. Amphimedon hamadai sp. nov., choanosomal skeleton showing the anisotropic arrangement of the fibres (scale bar = 100 µm)." httpUri="https://zenodo.org/record/170845/files/figure.png" pageId="11" pageNumber="12">Figure 5A</figureCitation>
), sometimes with finger­like projections
<quantity id="E25F9B1EFFE4C03C8F9F9DBEFCB14EA0" box="[733,823,471,497]" metricMagnitude="-2" metricUnit="m" metricValue="3.5" metricValueMax="4.0" metricValueMin="3.0" pageId="11" pageNumber="12" unit="cm" value="3.5" valueMax="4.0" valueMin="3.0">34 cm</quantity>
in diameter, with some randomly distributed clearly raised oscula, rims
<quantity id="E25F9B1EFFE4C03C8F389D96FD3B4D48" box="[634,701,511,537]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="11" pageNumber="12" unit="mm" value="1.0">1 mm</quantity>
high, and
<quantity id="E25F9B1EFFE4C03C8E7A9D96FC1F4D48" box="[824,921,511,537]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" metricValueMax="3.0" metricValueMin="2.0" pageId="11" pageNumber="12" unit="mm" value="2.5" valueMax="3.0" valueMin="2.0">23 mm</quantity>
in diameter. The sponge is solidly attached to the substratum with its whole underside. Surface: Bumpy, more or less smooth, non­punctate on the flattened parts. Texture: Compressible and difficult to tear.
</paragraph>
<paragraph id="251836FBFFE4C03C8C7A9E1FFDDC4CF8" blockId="11.[264,1324,430,1377]" pageId="11" pageNumber="12">
<emphasis id="17D3EAE9FFE4C03C8C7A9E1FFE2D4DC1" bold="true" box="[312,427,630,656]" pageId="11" pageNumber="12">Skeleton.</emphasis>
Ectosomal skeleton (
<figureCitation id="BD9C2A7EFFE4C03C8FEC9E1EFC934DC0" box="[686,789,631,657]" captionStart="FIGURE 5. A" captionStartId="10.[264,367,1752,1776]" captionTargetBox="[289,1297,313,1730]" captionTargetId="figure@10.[289,1299,308,1731]" captionTargetPageId="10" captionText="FIGURE 5. A. Amphimedon hamadai sp. nov., habit (scale bar = 1 cm); B. Amphimedon hamadai sp. nov., peripheral skeleton (scale bar = 500 µm); C. Amphimedon hamadai sp. nov., choanosomal skeleton showing the anisotropic arrangement of the fibres (scale bar = 100 µm)." httpUri="https://zenodo.org/record/170845/files/figure.png" pageId="11" pageNumber="12">Figure 5</figureCitation>
B) composed of thin spicule tracts 28­33­42 µm in thickness, with inconspicuous spongin sheath enveloping 712 spicules, forming isotropic meshes 140­180­250 µm in diameter. Choanosomal skeleton (
<figureCitation id="BD9C2A7EFFE4C03C891A9EAEFB3B4DB0" box="[1112,1213,711,737]" captionStart="FIGURE 5. A" captionStartId="10.[264,367,1752,1776]" captionTargetBox="[289,1297,313,1730]" captionTargetId="figure@10.[289,1299,308,1731]" captionTargetPageId="10" captionText="FIGURE 5. A. Amphimedon hamadai sp. nov., habit (scale bar = 1 cm); B. Amphimedon hamadai sp. nov., peripheral skeleton (scale bar = 500 µm); C. Amphimedon hamadai sp. nov., choanosomal skeleton showing the anisotropic arrangement of the fibres (scale bar = 100 µm)." httpUri="https://zenodo.org/record/170845/files/figure.png" pageId="11" pageNumber="12">Figure 5</figureCitation>
C) anisotropic with quadrangular meshes 90­115­130 µm in diameter formed by spicule tracts in a ladder­ like construction. The primary tracts are 40­45­50 µm in diameter and are cored by approximately 10 spicules in cross section. They are interconnected by secondary fibres of 20­25­30 µm diameter cored by fewer spicules. Spicules: Oxeas (
<figureCitation id="BD9C2A7EFFE4C03C89109F0EFB3D4CD0" box="[1106,1211,871,897]" captionStart="FIGURE 1" captionStartId="2.[264,367,1594,1618]" captionTargetBox="[473,1098,856,1507]" captionTargetId="figure@2.[422,1111,850,1530]" captionTargetPageId="2" captionText="FIGURE 1. Map of the Northern Red Sea showing the localities where the described sponges were observed and collected." httpUri="https://zenodo.org/record/170841/files/figure.png" pageId="11" pageNumber="12">Figure 1</figureCitation>
F), short straight, 48­55­
<date id="5119103BFFE4C03C8CF99FE6FDA24CF8" box="[443,548,911,937]" pageId="11" pageNumber="12" value="1960-10-02" valueMax="1960-10-03" valueMin="1960-10-02">60 x 23</date>
µm.
</paragraph>
</subSubSection>
<subSubSection id="6DBD6570FFE4C03C8C7A9FDFFB484B70" pageId="11" pageNumber="12" type="etymology">
<paragraph id="251836FBFFE4C03C8C7A9FDFFD804CA8" blockId="11.[264,1324,430,1377]" pageId="11" pageNumber="12">
<emphasis id="17D3EAE9FFE4C03C8C7A9FDFFE424C81" bold="true" box="[312,452,950,976]" pageId="11" pageNumber="12">Etymology.</emphasis>
The species is named after Mohamed Helmy for his help during the collection of the species.
</paragraph>
<paragraph id="251836FBFFE4C03C8C7A986FFB484B70" blockId="11.[264,1324,430,1377]" box="[312,1230,1030,1057]" pageId="11" pageNumber="12">
<emphasis id="17D3EAE9FFE4C03C8C7A986FFE274B71" bold="true" box="[312,417,1030,1056]" pageId="11" pageNumber="12">Ecology.</emphasis>
Always attached to dead corals or rocks in the coral reef community.
</paragraph>
</subSubSection>
<subSubSection id="6DBD6570FFE4C03C8C7A9847FECA4B20" pageId="11" pageNumber="12" type="distribution">
<paragraph id="251836FBFFE4C03C8C7A9847FECA4B20" blockId="11.[264,1324,430,1377]" pageId="11" pageNumber="12">
<emphasis id="17D3EAE9FFE4C03C8C7A9847FE5E4B19" bold="true" box="[312,472,1070,1096]" pageId="11" pageNumber="12">Distribution.</emphasis>
Found in Ras Nusrani, Shark Observatory and Hurgada (pers. obs. T.H.).
</paragraph>
</subSubSection>
<subSubSection id="6DBD6570FFE4C03C8C7A9817FEDF4A30" pageId="11" pageNumber="12" type="discussion">
<paragraph id="251836FBFFE4C03C8C7A9817FEDF4A30" blockId="11.[264,1324,430,1377]" pageId="11" pageNumber="12">
<emphasis id="17D3EAE9FFE4C03C8C7A9817FE374BC9" bold="true" box="[312,433,1150,1176]" pageId="11" pageNumber="12">Remarks.</emphasis>
The new species differs from
<taxonomicName id="E2A74D78FFE4C03C8E5E9816FCF94BC9" box="[796,895,1151,1176]" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="dinae" status="sp. nov.">
<emphasis id="17D3EAE9FFE4C03C8E5E9816FCF94BC9" box="[796,895,1151,1176]" italics="true" pageId="11" pageNumber="12">A. dinae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="0CE05792FFE4C03C8ECA9816FC5D4BC8" box="[904,987,1151,1177]" pageId="11" pageNumber="12" rank="species">sp.nov.</taxonomicNameLabel>
and
<taxonomicName id="E2A74D78FFE4C03C89549816FBF54BC9" box="[1046,1139,1151,1176]" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="jalae" status="sp. nov.">
<emphasis id="17D3EAE9FFE4C03C89549816FBF54BC9" box="[1046,1139,1151,1176]" italics="true" pageId="11" pageNumber="12">A. jalae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="0CE05792FFE4C03C893E9816FB494BC8" box="[1148,1231,1151,1177]" pageId="11" pageNumber="12" rank="species">sp.nov.</taxonomicNameLabel>
as well as from
<taxonomicName id="E2A74D78FFE4C03C8C2E98CEFE634B91" box="[364,485,1191,1216]" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="chloros">
<emphasis id="17D3EAE9FFE4C03C8C2E98CEFE634B91" box="[364,485,1191,1216]" italics="true" pageId="11" pageNumber="12">A. chloros</emphasis>
</taxonomicName>
and Indian Ocean
<taxonomicName id="E2A74D78FFE4C03C8F8A98CEFBD14B90" authority="Dendy, 1905" authorityName="Dendy" authorityYear="1905" box="[712,1111,1191,1217]" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="brevispiculifera">
<emphasis id="17D3EAE9FFE4C03C8F8A98CEFC254B91" box="[712,931,1191,1216]" italics="true" pageId="11" pageNumber="12">A. brevispiculifera</emphasis>
(
<bibRefCitation id="41364B0AFFE4C03C8EF698CEFBC94B90" author="Dendy" box="[948,1103,1191,1217]" pageId="11" pageNumber="17" refString="Dendy, A. (1905). Report on the sponges collected by Professor Herdman, at Ceylon, in 1902. In: Herdman, W. A. (Ed.) Report to the government of Ceylon on the Pearl Oyster Fisheries of the Gulf of Manaar, Part III, Supplementary Reports 18, Royal Society, London, pp. 57 - 246." type="journal article" year="1905">Dendy, 1905</bibRefCitation>
)
</taxonomicName>
and
<taxonomicName id="E2A74D78FFE4C03C89D198CEFE374BB8" authority="Dendy, 1889" authorityName="Dendy" authorityYear="1889" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="delicatula">
<emphasis id="17D3EAE9FFE4C03C89D198CEFAAC4B91" box="[1171,1322,1191,1216]" italics="true" pageId="11" pageNumber="12">A. delicatula</emphasis>
(Dendy, 1889)
</taxonomicName>
in having unusually short and at the same time relatively thick oxeas. From
<taxonomicName id="E2A74D78FFE4C03C8C4A989EFEEA4A41" box="[264,364,1271,1296]" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="dinae" status="sp. nov.">
<emphasis id="17D3EAE9FFE4C03C8C4A989EFEEA4A41" box="[264,364,1271,1296]" italics="true" pageId="11" pageNumber="12">A. dinae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="0CE05792FFE4C03C8C37989EFE4E4A40" box="[373,456,1271,1297]" pageId="11" pageNumber="12" rank="species">sp.nov.</taxonomicNameLabel>
and
<taxonomicName id="E2A74D78FFE4C03C8F47989EFDE74A41" box="[517,609,1271,1296]" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="jalae" status="sp. nov.">
<emphasis id="17D3EAE9FFE4C03C8F47989EFDE74A41" box="[517,609,1271,1296]" italics="true" pageId="11" pageNumber="12">A. jalae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="0CE05792FFE4C03C8F2E989EFD394A40" box="[620,703,1271,1297]" pageId="11" pageNumber="12" rank="species">sp.nov.</taxonomicNameLabel>
it differs furthermore in lacking a punctate surface. From
<taxonomicName id="E2A74D78FFE4C03C8C119976FE494A69" box="[339,463,1311,1336]" class="Demospongiae" family="Niphatidae" genus="Amphimedon" kingdom="Animalia" order="Haplosclerida" pageId="11" pageNumber="12" phylum="Porifera" rank="species" species="chloros">
<emphasis id="17D3EAE9FFE4C03C8C119976FE494A69" box="[339,463,1311,1336]" italics="true" pageId="11" pageNumber="12">A. chloros</emphasis>
</taxonomicName>
it differs in being more irregular in shape and having a different live colour.
</paragraph>
</subSubSection>
</treatment>
</document>