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<document id="C9E77780C21DBCC276B92AD3569FFC5D" ID-CLB-Dataset="28700" ID-DOI="10.11646/zootaxa.4392.1.1" ID-GBIF-Dataset="6251bf04-bedf-44cf-92b2-73e551eb56f6" ID-ISSN="1175-5326" ID-Zenodo-Dep="1194434" ID-ZooBank="B6A80A66-E868-4578-A5E5-655E0F18AA84" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1520539315097" checkinUser="plazi" docAuthor="Baker, Alan N., Okanishi, Masanori &amp; Pawson, David L." docDate="2018" docId="03D88782FFDAFFAF7896F88065EEFD26" docLanguage="en" docName="zootaxa.4392.1.1.pdf.imf" docOrigin="Zootaxa 4392 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Asteronyx luzonicus Doderlein 1927" docType="treatment" docVersion="9" lastPageNumber="8" masterDocId="FFE1FFFAFFDCFFA87801FFEB6533FF8E" masterDocTitle="Euryalid brittle stars from the International Indian Ocean Expedition 1963 - 64 (Echinodermata: Ophiuroidea: Euryalida)" masterLastPageNumber="27" masterPageNumber="1" pageNumber="7" updateTime="1698528577585" updateUser="ExternalLinkService">
<mods:mods id="61967227FBCF9E131CC911EDDEB3C6E9" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:title id="D1FE9119A42A9F518E9BF055016D8425">Euryalid brittle stars from the International Indian Ocean Expedition 1963 - 64 (Echinodermata: Ophiuroidea: Euryalida)</mods:title>
</mods:titleInfo>
<mods:name id="A66A1D63F0CD2DFB2A37CD574C9199E1" type="personal">
<mods:role id="DACACAA80BA16D3FC5E070B16435B259">
<mods:roleTerm id="C696BBACA6E375A5AD171F2458E29901">Author</mods:roleTerm>
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<mods:namePart id="8C6F79DB42821CE05C2BBA19EC405605">Baker, Alan N.</mods:namePart>
</mods:name>
<mods:name id="89A9227D3E88BCAB81710BDC1779F028" type="personal">
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<mods:namePart id="1FF3C47D4950C034EB0F2D6C1D64F4A0">Okanishi, Masanori</mods:namePart>
</mods:name>
<mods:name id="5EAF50E46A61EA52924DF46697A1E55D" type="personal">
<mods:role id="E4FC85AD8831E66E843B1F6E6E46E18F">
<mods:roleTerm id="96D9D3DF22A0353C256ED6F96864887E">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="D9FF43BA9B5E1801B8A6F3E32753CAE1">Pawson, David L.</mods:namePart>
</mods:name>
<mods:typeOfResource id="0E57830CEFD71C7280D2CA9732C0F8B9">text</mods:typeOfResource>
<mods:relatedItem id="9E1E3E8CF07D5235AA9BC9801F2D38D0" type="host">
<mods:titleInfo id="1535724DCBE117F4B980F6F952F304CD">
<mods:title id="7241FFBA59557A2DEBCBE1589720D546">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="CF7681A98C10724667F0A1B032D68154">
<mods:date id="94560985DD17F07B0D112879C8F4F580">2018</mods:date>
<mods:detail id="9CAC2A8F47577FAF6FC729339136CE22" type="pubDate">
<mods:number id="24857AB7A6B87E43E365A0ACCF131173">2018-03-08</mods:number>
</mods:detail>
<mods:detail id="D4057A91E8135B726F4A1F909A06BDF5" type="volume">
<mods:number id="F94CA8687D5D04D8370AB958240621FA">4392</mods:number>
</mods:detail>
<mods:detail id="D9C85C72F660B4192B7DB5C7AC63F95C" type="issue">
<mods:number id="07A5EEA173DF98E3D1EBE98B36421EC0">1</mods:number>
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<mods:start id="440838EABC60F211222D1C27CD4A14F9">1</mods:start>
<mods:end id="7E57F61682F3312F099C20D9F6F9DAA8">27</mods:end>
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<mods:classification id="217103BBCCF45837E5F4BF2E3D2A8FD0">journal article</mods:classification>
<mods:identifier id="F10704961F5C07977A7C35566906EAD1" type="CLB-Dataset">28700</mods:identifier>
<mods:identifier id="135AD7C8425E770E9560873CA53B4BAA" type="DOI">10.11646/zootaxa.4392.1.1</mods:identifier>
<mods:identifier id="47159954D657D075D72C0415F51C4FCF" type="GBIF-Dataset">6251bf04-bedf-44cf-92b2-73e551eb56f6</mods:identifier>
<mods:identifier id="B79980402DE5C1617FBB381AB74A6D1E" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="819C76FBEA20162347370F314673DB75" type="Zenodo-Dep">1194434</mods:identifier>
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<treatment id="03D88782FFDAFFAF7896F88065EEFD26" ID-DOI="http://doi.org/10.5281/zenodo.6486045" ID-GBIF-Taxon="150866784" ID-Zenodo-Dep="6486045" LSID="urn:lsid:plazi:treatment:03D88782FFDAFFAF7896F88065EEFD26" httpUri="http://treatment.plazi.org/id/03D88782FFDAFFAF7896F88065EEFD26" lastPageId="7" lastPageNumber="8" pageId="6" pageNumber="7">
<subSubSection id="C36B651FFFDAFFAE7896F8806446F828" pageId="6" pageNumber="7" type="nomenclature">
<paragraph id="8BCE3694FFDAFFAE7896F880676AF80B" blockId="6.[151,601,1899,1958]" box="[151,601,1899,1925]" pageId="6" pageNumber="7">
<heading id="D08681F8FFDAFFAE7896F880676AF80B" bold="true" box="[151,601,1899,1925]" fontSize="11" level="1" pageId="6" pageNumber="7" reason="1">
<taxonomicName id="4C714D17FFDAFFAE7896F880676AF80B" ID-CoL="685YV" authority="Doderlein, 1927" authorityName="Doderlein" authorityYear="1927" box="[151,601,1899,1925]" class="Ophiuroidea" family="Asteronychidae" genus="Asteronyx" kingdom="Animalia" order="Euryalida" pageId="6" pageNumber="7" phylum="Echinodermata" rank="species" species="luzonicus">
<emphasis id="B905EA86FFDAFFAE7896F880676AF80B" bold="true" box="[151,601,1899,1925]" pageId="6" pageNumber="7">
<emphasis id="B905EA86FFDAFFAE7896F88064B8F80B" bold="true" box="[151,395,1899,1925]" italics="true" pageId="6" pageNumber="7">Asteronyx luzonicus</emphasis>
<bibRefCitation id="EFE04B65FFDAFFAE7992F880676AF80B" box="[403,601,1899,1925]" pageId="6" pageNumber="7" refId="ref9368" refString="Doderlein, L. (1927) Indopacifische Euryalae. Abhandlungen der Bayerischen Akademie der Wissenschaften Mathematischnaturwissenschaftliche Abteilung, 31 (6), 1 - 105." type="journal article">Döderlein, 1927</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8BCE3694FFDAFFAE7896F8666446F828" blockId="6.[151,601,1899,1958]" box="[151,373,1933,1958]" pageId="6" pageNumber="7">
(
<figureCitation id="134A2A11FFDAFFAE789EF866642DF828" box="[159,286,1933,1958]" captionStart="FIGURE 4" captionStartId="6.[151,250,1124,1146]" captionTargetBox="[413,1173,195,1098]" captionTargetId="figure@6.[413,1173,195,1102]" captionTargetPageId="6" captionText="FIGURE 4. Trichaster flagellifer (USNM 1072573) (A–E) and Asteronyx luzonicus (USNM 1072474) (F–G). A, aboral view; B, oral view; C, aboral central view; D, aboral peripheral view; E, oral basal portion of the arm; F, aboral view; G, oral view." httpUri="https://zenodo.org/record/1194442/files/figure.png" pageId="6" pageNumber="7">Figs. 4F–G</figureCitation>
,
<figureCitation id="134A2A11FFDAFFAE7928F866645EF828" box="[297,365,1933,1958]" captionStart="FIGURE 5" captionStartId="7.[151,250,1923,1945]" captionTargetBox="[405,1181,775,1871]" captionTargetId="figure@7.[405,1181,775,1871]" captionTargetPageId="7" captionText="FIGURE 5. Asteronyx luzonicus (USNM 1072474) (A–C) and Astroboa clavata (USNM 1072477) (D–J). A, aboral disc; B, lateral disc; C, basal portion of the arm; arrows indicate elongated club-shaped arm spines; D, aboral view; E, oral view; F, aboral peripheral disc; G, external ossicles on a peripheral radial shield; H, oral basal portion of the arm; I, aboral middle portion of the arm; J, aboral distal portion of the arm." httpUri="https://zenodo.org/record/1194444/files/figure.png" pageId="6" pageNumber="7">5A–C</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C36B651FFFDAFFAE7896F83D67ECF865" box="[151,735,2005,2027]" pageId="6" pageNumber="7" type="reference_group">
<paragraph id="8BCE3694FFDAFFAE7896F83D67ECF865" blockId="6.[151,735,2005,2027]" box="[151,735,2005,2027]" pageId="6" pageNumber="7">
<treatmentCitationGroup id="AB6111BAFFDAFFAE7896F83D67ECF865" box="[151,735,2005,2027]" pageId="6" pageNumber="7">
<taxonomicName id="4C714D17FFDAFFAE7896F83D6706F865" ID-CoL="685YV" authority="Doderlein, 1927: 64" authorityName="Doderlein" authorityPageNumber="64" authorityYear="1927" box="[151,565,2005,2027]" class="Ophiuroidea" family="Asteronychidae" genus="Asteronyx" kingdom="Animalia" order="Euryalida" pageId="6" pageNumber="7" phylum="Echinodermata" rank="species" species="luzonicus">
<emphasis id="B905EA86FFDAFFAE7896F83D6452F865" box="[151,353,2005,2027]" italics="true" pageId="6" pageNumber="7">Asteronyx luzonicus</emphasis>
<treatmentCitation id="0AD01085FFDAFFAE7966F83E6706F865" author="" box="[359,565,2005,2027]" page="64" pageId="6" pageNumber="7">
<bibRefCitation id="EFE04B65FFDAFFAE7966F83E673CF865" box="[359,527,2005,2027]" pageId="6" pageNumber="7" refId="ref9368" refString="Doderlein, L. (1927) Indopacifische Euryalae. Abhandlungen der Bayerischen Akademie der Wissenschaften Mathematischnaturwissenschaftliche Abteilung, 31 (6), 1 - 105." type="journal article">Döderlein, 1927</bibRefCitation>
: 64
</treatmentCitation>
</taxonomicName>
, pl. 7 figs. 4–6d.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="C36B651FFFDBFFAF7896FF7C665CFF76" pageId="7" pageNumber="8" type="materials_examined">
<paragraph id="8BCE3694FFDBFFAF7896FF7C665CFF76" blockId="7.[151,1437,151,680]" pageId="7" pageNumber="8">
<materialsCitation id="3B193CC9FFDBFFAF7896FF7C67BEFF5B" ID-GBIF-Occurrence="1977783789" collectingDate="1963-03-21" collectionCode="USNM" county="southern Andaman Sea" elevation="275" latitude="7.633333" location="Anton Bruun Cruise" longLatPrecision="1303" longitude="97.15" municipality="Station" pageId="7" pageNumber="8" specimenCode="USNM 1072474" specimenCount="1">
<emphasis id="B905EA86FFDBFFAF7896FF7C64B5FF3E" bold="true" box="[151,390,151,176]" pageId="7" pageNumber="8">Material Examined.</emphasis>
<specimenCode id="DBD79EEFFFDBFFAF798CFF736779FF3E" box="[397,586,152,176]" collectionCode="USNM" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="7" pageNumber="8">USNM 1072474</specimenCode>
,
<location id="8EAE604FFFDBFFAF7A55FF736607FF3E" LSID="urn:lsid:plazi:treatment:03D88782FFDAFFAF7896F88065EEFD26:8EAE604FFFDBFFAF7A55FF736607FF3E" box="[596,820,151,176]" county="southern Andaman Sea" latitude="7.633333" longLatPrecision="1303" longitude="97.15" municipality="Station" name="Anton Bruun Cruise" pageId="7" pageNumber="8">
<emphasis id="B905EA86FFDBFFAF7A55FF7367D7FF3E" box="[596,740,152,176]" italics="true" pageId="7" pageNumber="8">Anton Bruun</emphasis>
Cruise
</location>
1
<collectingMunicipality id="6BAAACEEFFDBFFAF7B51FF7C66ACFF3E" box="[848,927,151,176]" pageId="7" pageNumber="8">Station</collectingMunicipality>
17,
<collectingCounty id="62AF4E18FFDBFFAF7BD1FF7C61E5FF3E" box="[976,1238,151,176]" pageId="7" pageNumber="8">southern Andaman Sea</collectingCounty>
,
<geoCoordinate id="EE455053FFDBFFAF7CE0FF736071FF21" box="[1249,1346,152,176]" direction="north" orientation="latitude" pageId="7" pageNumber="8" precision="925" value="7.633333">7° 38’ N</geoCoordinate>
<geoCoordinate id="EE455053FFDBFFAF7D48FF736598FF5A" direction="east" orientation="longitude" pageId="7" pageNumber="8" precision="925" value="97.15">97° 09’ E</geoCoordinate>
, 280–
<elevation id="005CD1A7FFDBFFAF78F0FF576408FF5A" box="[241,315,188,213]" metricMagnitude="2" metricUnit="m" metricValue="2.75" pageId="7" pageNumber="8" unit="m" value="275.0">
<quantity id="4C899B71FFDBFFAF78F0FF576408FF5A" box="[241,315,188,213]" metricMagnitude="2" metricUnit="m" metricValue="2.75" pageId="7" pageNumber="8" unit="m" value="275.0">275 m</quantity>
</elevation>
,
<collectingDate id="EF8BE9BCFFDBFFAF7948FF5764C8FF5B" box="[329,507,188,213]" pageId="7" pageNumber="8" value="1963-03-21">
<date id="FFCF1054FFDBFFAF7948FF5764C8FF5B" box="[329,507,188,213]" pageId="7" pageNumber="8" value="1963-03-21">21 March 1963</date>
</collectingDate>
,
<specimenCount id="9D77FD1DFFDBFFAF7A09FF5767BEFF5B" box="[520,653,188,213]" pageId="7" pageNumber="8" type="generic">1 specimen</specimenCount>
</materialsCitation>
;
<materialsCitation id="3B193CC9FFDBFFAF7A9BFF576658FF76" ID-GBIF-Occurrence="1977783785" collectingDate="1964-08-17" country="Mozambique" elevation="1614" latitude="-24.116667" location="Anton Bruun Cruise" municipality="Station" pageId="7" pageNumber="8" specimenCount="1">
<location id="8EAE604FFFDBFFAF7A9BFF57664DFF5B" LSID="urn:lsid:plazi:treatment:03D88782FFDAFFAF7896F88065EEFD26:8EAE604FFFDBFFAF7A9BFF57664DFF5B" box="[666,894,188,213]" country="Mozambique" latitude="-24.116667" municipality="Station" name="Anton Bruun Cruise" pageId="7" pageNumber="8">
<emphasis id="B905EA86FFDBFFAF7A9BFF57661FFF5A" box="[666,812,188,212]" italics="true" pageId="7" pageNumber="8">Anton Bruun</emphasis>
Cruise
</location>
7
<collectingMunicipality id="6BAAACEEFFDBFFAF7B9EFF5766DDFF5B" box="[927,1006,188,213]" pageId="7" pageNumber="8">Station</collectingMunicipality>
369F, off southern
<collectingCountry id="F3667604FFDBFFAF7CD0FF57605BFF5B" box="[1233,1384,188,213]" name="Mozambique" pageId="7" pageNumber="8">Mozambique</collectingCountry>
,
<geoCoordinate id="EE455053FFDBFFAF7D74FF5765FEFF76" direction="south" orientation="latitude" pageId="7" pageNumber="8" precision="925" value="-24.116667">24° 07’S</geoCoordinate>
, 36° 11’–15’E,
<elevation id="005CD1A7FFDBFFAF797EFF34672FFF79" box="[383,540,223,248]" metricMagnitude="3" metricUnit="m" metricValue="1.614" metricValueMax="1.628" metricValueMin="1.6" pageId="7" pageNumber="8" unit="m" value="1614.0" valueMax="1628.0" valueMin="1600.0">
<quantity id="4C899B71FFDBFFAF797EFF34672FFF79" box="[383,540,223,248]" metricMagnitude="3" metricUnit="m" metricValue="1.614" metricValueMax="1.628" metricValueMin="1.6" pageId="7" pageNumber="8" unit="m" value="1614.0" valueMax="1628.0" valueMin="1600.0">1600–1628 m</quantity>
</elevation>
,
<collectingDate id="EF8BE9BCFFDBFFAF7A26FF0B67EEFF76" box="[551,733,223,248]" pageId="7" pageNumber="8" value="1964-08-17">
<date id="FFCF1054FFDBFFAF7A26FF0B67EEFF76" box="[551,733,223,248]" pageId="7" pageNumber="8" value="1964-08-17">17 August 1964</date>
</collectingDate>
,
<specimenCount id="9D77FD1DFFDBFFAF7AE9FF0B6658FF76" box="[744,875,223,248]" pageId="7" pageNumber="8" type="generic">1 specimen</specimenCount>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="C36B651FFFDBFFAF78C6FEEF65EEFD26" pageId="7" pageNumber="8" type="discussion">
<paragraph id="8BCE3694FFDBFFAF78C6FEEF6108FD96" blockId="7.[151,1437,151,680]" pageId="7" pageNumber="8">
<emphasis id="B905EA86FFDBFFAF78C6FEEF6408FE93" bold="true" box="[199,315,260,285]" pageId="7" pageNumber="8">Remarks.</emphasis>
The disc diameters of the two specimens are
<quantity id="4C899B71FFDBFFAF7B3BFEEF66B9FE92" box="[826,906,260,285]" metricMagnitude="-2" metricUnit="m" metricValue="1.5" pageId="7" pageNumber="8" unit="mm" value="15.0">15 mm</quantity>
(
<figureCitation id="134A2A11FFDBFFAF7B98FEEF613DFE92" box="[921,1038,260,285]" captionStart="FIGURE 4" captionStartId="6.[151,250,1124,1146]" captionTargetBox="[413,1173,195,1098]" captionTargetId="figure@6.[413,1173,195,1102]" captionTargetPageId="6" captionText="FIGURE 4. Trichaster flagellifer (USNM 1072573) (A–E) and Asteronyx luzonicus (USNM 1072474) (F–G). A, aboral view; B, oral view; C, aboral central view; D, aboral peripheral view; E, oral basal portion of the arm; F, aboral view; G, oral view." httpUri="https://zenodo.org/record/1194442/files/figure.png" pageId="7" pageNumber="8">Fig. 4F–G</figureCitation>
) and
<quantity id="4C899B71FFDBFFAF7C4CFEEF61BDFE92" box="[1101,1166,260,285]" metricMagnitude="-3" metricUnit="m" metricValue="6.0" pageId="7" pageNumber="8" unit="mm" value="6.0">6 mm</quantity>
respectively. The larger specimen has narrow arms approximately
<quantity id="4C899B71FFDBFFAF7A6CFEC367F9FEB1" box="[621,714,296,320]" metricMagnitude="-1" metricUnit="m" metricValue="1.4" pageId="7" pageNumber="8" unit="mm" value="140.0">140 mm</quantity>
long (
<figureCitation id="134A2A11FFDBFFAF7B11FECC66BBFECE" box="[784,904,295,320]" captionStart="FIGURE 4" captionStartId="6.[151,250,1124,1146]" captionTargetBox="[413,1173,195,1098]" captionTargetId="figure@6.[413,1173,195,1102]" captionTargetPageId="6" captionText="FIGURE 4. Trichaster flagellifer (USNM 1072573) (A–E) and Asteronyx luzonicus (USNM 1072474) (F–G). A, aboral view; B, oral view; C, aboral central view; D, aboral peripheral view; E, oral basal portion of the arm; F, aboral view; G, oral view." httpUri="https://zenodo.org/record/1194442/files/figure.png" pageId="7" pageNumber="8">Fig. 4F–G</figureCitation>
). The larger specimen has a naked skin-covered disc with dark spots aborally and orally (
<figureCitation id="134A2A11FFDBFFAF7A66FEA767D7FEEB" box="[615,740,332,357]" captionStart="FIGURE 5" captionStartId="7.[151,250,1923,1945]" captionTargetBox="[405,1181,775,1871]" captionTargetId="figure@7.[405,1181,775,1871]" captionTargetPageId="7" captionText="FIGURE 5. Asteronyx luzonicus (USNM 1072474) (A–C) and Astroboa clavata (USNM 1072477) (D–J). A, aboral disc; B, lateral disc; C, basal portion of the arm; arrows indicate elongated club-shaped arm spines; D, aboral view; E, oral view; F, aboral peripheral disc; G, external ossicles on a peripheral radial shield; H, oral basal portion of the arm; I, aboral middle portion of the arm; J, aboral distal portion of the arm." httpUri="https://zenodo.org/record/1194444/files/figure.png" pageId="7" pageNumber="8">Fig. 5A–B</figureCitation>
), and with some light calcification between one pair of radial shields (
<figureCitation id="134A2A11FFDBFFAF78F2FE84647EFE06" box="[243,333,367,392]" captionStart="FIGURE 5" captionStartId="7.[151,250,1923,1945]" captionTargetBox="[405,1181,775,1871]" captionTargetId="figure@7.[405,1181,775,1871]" captionTargetPageId="7" captionText="FIGURE 5. Asteronyx luzonicus (USNM 1072474) (A–C) and Astroboa clavata (USNM 1072477) (D–J). A, aboral disc; B, lateral disc; C, basal portion of the arm; arrows indicate elongated club-shaped arm spines; D, aboral view; E, oral view; F, aboral peripheral disc; G, external ossicles on a peripheral radial shield; H, oral basal portion of the arm; I, aboral middle portion of the arm; J, aboral distal portion of the arm." httpUri="https://zenodo.org/record/1194444/files/figure.png" pageId="7" pageNumber="8">Fig. 5A</figureCitation>
). The genital slit is narrow, situated between arm segments 1 and 3, and is not in a pouch (
<figureCitation id="134A2A11FFDBFFAF7D36FE8460BDFE06" box="[1335,1422,367,392]" captionStart="FIGURE 5" captionStartId="7.[151,250,1923,1945]" captionTargetBox="[405,1181,775,1871]" captionTargetId="figure@7.[405,1181,775,1871]" captionTargetPageId="7" captionText="FIGURE 5. Asteronyx luzonicus (USNM 1072474) (A–C) and Astroboa clavata (USNM 1072477) (D–J). A, aboral disc; B, lateral disc; C, basal portion of the arm; arrows indicate elongated club-shaped arm spines; D, aboral view; E, oral view; F, aboral peripheral disc; G, external ossicles on a peripheral radial shield; H, oral basal portion of the arm; I, aboral middle portion of the arm; J, aboral distal portion of the arm." httpUri="https://zenodo.org/record/1194444/files/figure.png" pageId="7" pageNumber="8">Fig. 5B</figureCitation>
), as in the
<typeStatus id="54CA8836FFDBFFAF78FBFE7E6419FE23" box="[250,298,405,429]" pageId="7" pageNumber="8">type</typeStatus>
species,
<taxonomicName id="4C714D17FFDBFFAF798EFE7F64C2FE22" baseAuthorityName="Baker" baseAuthorityYear="1980" box="[399,497,404,428]" class="Ophiuroidea" family="Asteronychidae" genus="Asteronyx" kingdom="Animalia" order="Euryalida" pageId="7" pageNumber="8" phylum="Echinodermata" rank="species" species="loveni">
<emphasis id="B905EA86FFDBFFAF798EFE7F64C2FE22" box="[399,497,404,428]" italics="true" pageId="7" pageNumber="8">A. loveni</emphasis>
</taxonomicName>
. At arm segment 22, the lowermost arm spine is elongate, with a terminal club (
<figureCitation id="134A2A11FFDBFFAF7D6EFE7F6588FE5E" captionStart="FIGURE 5" captionStartId="7.[151,250,1923,1945]" captionTargetBox="[405,1181,775,1871]" captionTargetId="figure@7.[405,1181,775,1871]" captionTargetPageId="7" captionText="FIGURE 5. Asteronyx luzonicus (USNM 1072474) (A–C) and Astroboa clavata (USNM 1072477) (D–J). A, aboral disc; B, lateral disc; C, basal portion of the arm; arrows indicate elongated club-shaped arm spines; D, aboral view; E, oral view; F, aboral peripheral disc; G, external ossicles on a peripheral radial shield; H, oral basal portion of the arm; I, aboral middle portion of the arm; J, aboral distal portion of the arm." httpUri="https://zenodo.org/record/1194444/files/figure.png" pageId="7" pageNumber="8">Fig. 5C</figureCitation>
). This elongate arm spine is not present on the smaller specimen, and may therefore be ontogenetic as is the number of arm spines. A similar enlargement of mid-arm spines has been noted in
<taxonomicName id="4C714D17FFDBFFAF7C2CFE37601DFE7A" authority="(Baker 1980)" baseAuthorityName="Baker" baseAuthorityYear="1980" box="[1069,1326,476,501]" class="Ophiuroidea" family="Asteronychidae" genus="Asteronyx" kingdom="Animalia" order="Euryalida" pageId="7" pageNumber="8" phylum="Echinodermata" rank="species" species="loveni">
<emphasis id="B905EA86FFDBFFAF7C2CFE3761A2FE7A" box="[1069,1169,476,500]" italics="true" pageId="7" pageNumber="8">A. loveni</emphasis>
(
<bibRefCitation id="EFE04B65FFDBFFAF7C9FFE376016FE7A" box="[1182,1317,476,501]" pageId="7" pageNumber="8" refId="ref8923" refString="Baker, A. N. (1980) Euryalinid Ophiuroidea (Echinodermata) from Australia, New Zealand, and the south-west Pacific Ocean. New Zealand Journal of Zoology, 7, 11 - 83. https: // doi. org / 10.1080 / 03014223.1980.10423763" type="journal article">Baker 1980</bibRefCitation>
)
</taxonomicName>
. The dark spots on their disc is a main diagnostic character of
<taxonomicName id="4C714D17FFDBFFAF7ADAFDEB6105FD96" authority="(Doderlein, 1927)" baseAuthorityName="Doderlein" baseAuthorityYear="1927" box="[731,1078,511,536]" class="Ophiuroidea" family="Asteronychidae" genus="Asteronyx" kingdom="Animalia" order="Euryalida" pageId="7" pageNumber="8" phylum="Echinodermata" rank="species" species="luzonicus">
<emphasis id="B905EA86FFDBFFAF7ADAFDEB6657FD96" box="[731,868,512,536]" italics="true" pageId="7" pageNumber="8">A. luzonicus</emphasis>
(
<bibRefCitation id="EFE04B65FFDBFFAF7B73FE14611DFD96" box="[882,1070,511,536]" pageId="7" pageNumber="8" refId="ref9368" refString="Doderlein, L. (1927) Indopacifische Euryalae. Abhandlungen der Bayerischen Akademie der Wissenschaften Mathematischnaturwissenschaftliche Abteilung, 31 (6), 1 - 105." type="journal article">Döderlein, 1927</bibRefCitation>
)
</taxonomicName>
.
</paragraph>
<paragraph id="8BCE3694FFDBFFAF78C6FDCF65EEFD26" blockId="7.[151,1437,151,680]" pageId="7" pageNumber="8">
This species has remarkable bathymetric distribution, between 109 and
<quantity id="4C899B71FFDBFFAF7BFFFDCF616AFDB2" box="[1022,1113,548,573]" metricMagnitude="3" metricUnit="m" metricValue="2.963" pageId="7" pageNumber="8" unit="m" value="2963.0">2963 m</quantity>
.
<taxonomicName id="4C714D17FFDBFFAF7C64FDCF61C2FDB2" baseAuthorityName="Doderlein" baseAuthorityYear="1927" box="[1125,1265,548,572]" class="Ophiuroidea" family="Asteronychidae" genus="Asteronyx" kingdom="Animalia" order="Euryalida" pageId="7" pageNumber="8" phylum="Echinodermata" rank="species" species="luzonicus">
<emphasis id="B905EA86FFDBFFAF7C64FDCF61C2FDB2" box="[1125,1265,548,572]" italics="true" pageId="7" pageNumber="8">A. luzonicus</emphasis>
</taxonomicName>
was originally described from the
<collectingCountry id="F3667604FFDBFFAF7982FDAC6736FDEE" box="[387,517,583,608]" name="Philippines" pageId="7" pageNumber="8">Philippines</collectingCountry>
; its occurrence in the southern Andaman Sea and the
<collectingCountry id="F3667604FFDBFFAF7C9FFDAC6001FDEE" box="[1182,1330,583,608]" name="Mozambique" pageId="7" pageNumber="8">Mozambique</collectingCountry>
Channel represents a considerable extension of its geographic range, but one that might be expected given its bathymetric range.
</paragraph>
</subSubSection>
</treatment>
</document>
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