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<heading id="B60F4176FFA1FF83FF04D9E3E7F2FA18" bold="true" box="[151,679,1493,1519]" fontSize="11" level="1" pageId="16" pageNumber="89" reason="1">
<taxonomicName id="2AF88D99FFA1FF83FF04D9E3E7F2FA18" authority="de Loriol, 1893 a" authorityName="de Loriol" authorityYear="1893" box="[151,679,1493,1519]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="89" phylum="Echinodermata" rank="species" species="mauritiensis">
<emphasis id="DF8C2A08FFA1FF83FF04D9E3E7F2FA18" bold="true" box="[151,679,1493,1519]" pageId="16" pageNumber="89">
<emphasis id="DF8C2A08FFA1FF83FF04D9E3E480FA18" bold="true" box="[151,469,1493,1519]" italics="true" pageId="16" pageNumber="89">Ophiarachna mauritiensis</emphasis>
de
<bibRefCitation id="89698BEBFFA1FF83FD92D9E3E7F2FA18" author="de Loriol, P." box="[513,679,1493,1519]" pageId="16" pageNumber="89" pagination="1 - 63" refId="ref14259" refString="de Loriol, P. (1893 a) Catalogue raisonne des Echinodermes recueillis par M. V. de Robillard a l'Ile Maurice. III. Ophiurides et Astrophytides. Memoires de la Societe de Physique et D'Histoire Naturelle de Geneve, 32, 1 - 63." type="journal article" year="1893">Loriol, 1893a</bibRefCitation>
</emphasis>
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<paragraph id="ED47F61AFFA1FF83FF04D9CEE7C2F9E7" blockId="16.[151,679,1493,1589]" box="[151,663,1527,1552]" pageId="16" pageNumber="89">[New Japanese name: Mauritius-kumohitode]</paragraph>
</subSubSection>
<subSubSection id="A5E2A591FFA1FF83FF04DA2AE5AAF9C3" box="[151,255,1564,1589]" pageId="16" pageNumber="89" type="description">
<paragraph id="ED47F61AFFA1FF83FF04DA2AE5AAF9C3" blockId="16.[151,679,1493,1589]" box="[151,255,1564,1589]" pageId="16" pageNumber="89">
(
<figureCitation id="75C3EA9FFFA1FF83FF0CDA2AE5A2F9C3" box="[159,247,1564,1589]" captionStart="FIGURE 9" captionStartId="19.[151,250,1877,1899]" captionTargetBox="[214,1364,178,1865]" captionTargetId="figure@19.[214,1388,178,1865]" captionTargetPageId="19" captionText="FIGURE 9. Aboral views of living specimens. A, Ophiolepis superba H. L. Clark, 1915 (RUMF-ZE-02063); B, Ophiozonella cavernalis Okanishi &amp; Fujita, 2018a (RUMF-ZE-02064); C, Ophiostriatus sexradiatus irimura, 1993 (RUMF-ZE-02067); D, Ophiocoma pusilla (Brock, 1888) (RUMF-ZE-02083); E, Cryptopelta cf. callista H. L. Clark, 1938 (RUMF-ZE-02068); F, Ophiarachnella gorgonia Müller &amp; Troschel, 1842 (RUMF-ZE-02073); G, Ophiopsammus anchista (H. L. Clark, 1911) (RUMF-ZE-02079); H, Ophiarachna mauritiensis de Loriol, 1893a (RUMF-ZE-02070)." httpUri="https://zenodo.org/record/2605994/files/figure.png" pageId="16" pageNumber="89">Fig. 9H</figureCitation>
)
</paragraph>
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<taxonomicName id="2AF88D99FFA1FF83FF04DA52E721F98D" authority="de Loriol 1893 a: 32" authorityName="de Loriol" authorityPageNumber="32" authorityYear="1893" box="[151,628,1636,1658]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="89" phylum="Echinodermata" rank="species" species="mauritiensis">
<emphasis id="DF8C2A08FFA1FF83FF04DA52E4F7F98D" box="[151,418,1636,1658]" italics="true" pageId="16" pageNumber="89">Ophiarachna mauritiensis</emphasis>
de
<treatmentCitation id="6C59D00BFFA1FF83FE5BDA52E721F98D" author="de Loriol, P." box="[456,628,1636,1658]" page="32" pageId="16" pageNumber="89" year="1893">
<bibRefCitation id="89698BEBFFA1FF83FE5BDA52E705F98D" author="de Loriol, P." box="[456,592,1636,1658]" pageId="16" pageNumber="89" pagination="1 - 63" refId="ref14259" refString="de Loriol, P. (1893 a) Catalogue raisonne des Echinodermes recueillis par M. V. de Robillard a l'Ile Maurice. III. Ophiurides et Astrophytides. Memoires de la Societe de Physique et D'Histoire Naturelle de Geneve, 32, 1 - 63." type="journal article" year="1893">Loriol 1893a</bibRefCitation>
: 32
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–34, 64, pl. 24, fig. 1.—
<treatmentCitation id="6C59D00BFFA1FF83FCF6DA52E178F98D" author="Koehler, R." box="[869,1069,1636,1658]" page="120" pageId="16" pageNumber="89" year="1898">
<bibRefCitation id="89698BEBFFA1FF83FCF6DA52E6AFF98D" author="Koehler, R." box="[869,1018,1636,1658]" pageId="16" pageNumber="89" pagination="55 - 126" refId="ref13751" refString="Koehler, R. (1898) Echinoderms recueillis par l'Investigator dans l'Ocean Indien, II. Les Opiures littorales. Bulletin scientifique de la France et de la Belgique, 31, 55 - 126." type="journal article" year="1898">Koehler 1898</bibRefCitation>
: 120
</treatmentCitation>
; 1922: 335, 336.—
<treatmentCitation id="6C59D00BFFA1FF83FB63DA52E5BAF96F" author="Bergmann, W." page="373" pageId="16" pageNumber="89" year="1900">
<bibRefCitation id="89698BEBFFA1FF83FB63DA52E0CDF98D" author="Bergmann, W." box="[1264,1432,1636,1658]" pageId="16" pageNumber="89" pagination="351 - 380" refId="ref11062" refString="Bergmann, W. (1900) Echinoderma fur 1894. Archiv fur Naturgeschichte, 35, 351 - 380." type="journal article" year="1900">Bergmann 1900</bibRefCitation>
: 373
</treatmentCitation>
.—
<treatmentCitation id="6C59D00BFFA1FF83FE9DDAB4E4BAF96F" author="Clark, H. L." box="[270,495,1666,1688]" page="128" pageId="16" pageNumber="89" year="1909">
<bibRefCitation id="89698BEBFFA1FF83FE9DDAB4E4E9F96F" author="Clark, H. L." box="[270,444,1666,1688]" pageId="16" pageNumber="89" pagination="109 - 135" refId="ref11879" refString="Clark, H. L. (1909) Notes on some Australian and Indo-Pacific Echinoderms. Bulletin of the Museum of Comparative Zoology at Harvard College, 52, 109 - 135." type="journal article" year="1909">H. L. Clark 1909</bibRefCitation>
: 128
</treatmentCitation>
; 1915: 300.—
<treatmentCitation id="6C59D00BFFA1FF83FD12DAB4E6EAF96F" author="Clark, A. M. &amp; Rowe, F. W. E." box="[641,959,1666,1688]" page="123" pageId="16" pageNumber="89" year="1971">
<bibRefCitation id="89698BEBFFA1FF83FD12DAB4E6C4F96F" author="Clark, A. M. &amp; Rowe, F. W. E." box="[641,913,1666,1688]" pageId="16" pageNumber="89" refId="ref11804" refString="Clark, A. M. &amp; Rowe, F. W. E. (1971) 690 Trustees of the British Museum (Natural History) Monograph of shallow-water Indo- West Pacific Echinoderms. British Museum (Naturak History), London." type="book" year="1971">A. M. Clark &amp; Rowe 1971</bibRefCitation>
: 123
</treatmentCitation>
.—
<treatmentCitation id="6C59D00BFFA1FF83FC4EDAB4E187F96F" author="Price, A. R. G. &amp; Rowe, F. W. E." box="[989,1234,1666,1688]" page="78" pageId="16" pageNumber="89" year="1996">
<bibRefCitation id="89698BEBFFA1FF83FC4EDAB4E1F9F96F" author="Price, A. R. G. &amp; Rowe, F. W. E." box="[989,1196,1666,1688]" pageId="16" pageNumber="89" pagination="71 - 82" refId="ref16365" refString="Price, A. R. G. &amp; Rowe, F. W. E. (1996) Indian Ocean echinoderms collected during the Sindbad Voyage (1980 - 81): 3. Ophiuroidea and Echinoidea. Bulletin of The Natural History Museum Zoology, Series 62, 71 - 82." type="book chapter" year="1996">Price &amp; Rowe 1996</bibRefCitation>
: 78
</treatmentCitation>
.
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</paragraph>
</subSubSection>
<subSubSection id="A5E2A591FFA1FF83FF04DAF3E16EF8F5" pageId="16" pageNumber="89" type="materials_examined">
<paragraph id="ED47F61AFFA1FF83FF04DAF3E16EF8F5" blockId="16.[151,1437,1733,2010]" pageId="16" pageNumber="89">
<emphasis id="DF8C2A08FFA1FF83FF04DAF3E4D6F929" bold="true" box="[151,387,1733,1758]" pageId="16" pageNumber="89">Material examined.</emphasis>
Ie
<collectingCountry id="95EFB68AFFA1FF83FE3EDAF3E4A4F929" box="[429,497,1733,1758]" name="Iceland" pageId="16" pageNumber="89">Island</collectingCountry>
(RUMF-ZE-02069[1], RUMF-ZE-02070[1], RUMF-ZE-02071[1]): “entrance” of the “Unnamed cave”, under coral rubble, approximately
<quantity id="2A005BFFFFA1FF83FC81DADCE61EF8F6" box="[786,843,1770,1794]" metricMagnitude="1" metricUnit="m" metricValue="1.8" pageId="16" pageNumber="89" unit="m" value="18.0">18 m</quantity>
depth,
<date id="9946D0DAFFA1FF83FC0DDADCE162F8F5" box="[926,1079,1770,1794]" pageId="16" pageNumber="89" value="2017-06-24">24 June 2017</date>
.
</paragraph>
</subSubSection>
<subSubSection id="A5E2A591FFA1FF83FF54DB3BE66DF8D2" box="[199,824,1805,1830]" pageId="16" pageNumber="89" type="distribution">
<paragraph id="ED47F61AFFA1FF83FF54DB3BE66DF8D2" blockId="16.[151,1437,1733,2010]" box="[199,824,1805,1830]" pageId="16" pageNumber="89">
<emphasis id="DF8C2A08FFA1FF83FF54DB3BE435F8D1" bold="true" box="[199,352,1805,1830]" pageId="16" pageNumber="89">Distribution.</emphasis>
<collectingCountry id="95EFB68AFFA1FF83FEF4DB38E4FFF8D2" box="[359,426,1806,1829]" name="Japan" pageId="16" pageNumber="89">Japan</collectingCountry>
,
<collectingCountry id="95EFB68AFFA1FF83FE26DB3BE773F8D1" box="[437,550,1805,1830]" name="Mauritius" pageId="16" pageNumber="89">Mauritius</collectingCountry>
. Depth range
<quantity id="2A005BFFFFA1FF83FD53DB38E661F8D2" box="[704,820,1806,1830]" metricMagnitude="2" metricUnit="m" metricValue="1.94" metricValueMax="3.7" metricValueMin="0.18" pageId="16" pageNumber="89" unit="m" value="194.0" valueMax="370.0" valueMin="18.0">
18–
<specimenCount id="FBFE3D93FFA1FF83FD7ADB38E661F8D2" box="[745,820,1806,1830]" pageId="16" pageNumber="89" type="generic">370 m</specimenCount>
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.
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<subSubSection id="A5E2A591FFA1FF82FF54DB07E687FEB7" lastPageId="17" lastPageNumber="90" pageId="16" pageNumber="89" type="discussion">
<paragraph id="ED47F61AFFA1FF82FF54DB07E687FEB7" blockId="16.[151,1437,1733,2010]" lastBlockId="17.[151,1437,151,320]" lastPageId="17" lastPageNumber="90" pageId="16" pageNumber="89">
<emphasis id="DF8C2A08FFA1FF83FF54DB07E46EF8BD" bold="true" box="[199,315,1841,1866]" pageId="16" pageNumber="89">Remarks.</emphasis>
<bibRefCitation id="89698BEBFFA1FF83FED0DB04E7DFF8BD" author="Clark, A. M. &amp; Rowe, F. W. E." box="[323,650,1841,1866]" pageId="16" pageNumber="89" refId="ref11804" refString="Clark, A. M. &amp; Rowe, F. W. E. (1971) 690 Trustees of the British Museum (Natural History) Monograph of shallow-water Indo- West Pacific Echinoderms. British Museum (Naturak History), London." type="book" year="1971">A. M. Clark &amp; Rowe (1971)</bibRefCitation>
showed three color
<typeStatus id="324348B8FFA1FF83FCE7DB04E6FAF8BD" box="[884,943,1842,1866]" pageId="16" pageNumber="89">types</typeStatus>
of
<taxonomicName id="2AF88D99FFA1FF83FC4BDB07E138F8BE" authorityName="Müller &amp; Troschel" authorityYear="1842" box="[984,1133,1841,1865]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="89" phylum="Echinodermata" rank="genus">
<emphasis id="DF8C2A08FFA1FF83FC4BDB07E138F8BE" box="[984,1133,1841,1865]" italics="true" pageId="16" pageNumber="89">Ophiarachna</emphasis>
</taxonomicName>
. Our examined specimens (RUMF-ZE-02069, 0 2070 and 02071) present intermediate feature between the
<typeStatus id="324348B8FFA1FF83FB81DB60E117F899" box="[1042,1090,1878,1902]" pageId="16" pageNumber="89">type</typeStatus>
“A” and
<typeStatus id="324348B8FFA1FF83FB38DB60E18EF899" box="[1195,1243,1878,1902]" pageId="16" pageNumber="89">type</typeStatus>
“C”. Aboral disc of our specimens are dull brown with a few widely scattered small dark spots like
<typeStatus id="324348B8FFA1FF83FBB8DB4CE10EF865" box="[1067,1115,1914,1938]" pageId="16" pageNumber="89">type</typeStatus>
“A”, but they also have four distinct longitudinal dark lines on aboral arm like
<typeStatus id="324348B8FFA1FF83FD55DBA8E7A3F841" box="[710,758,1950,1974]" pageId="16" pageNumber="89">type</typeStatus>
“C”.
<bibRefCitation id="89698BEBFFA1FF83FCA5DBA8E126F841" author="Clark, A. M. &amp; Rowe, F. W. E." box="[822,1139,1949,1974]" pageId="16" pageNumber="89" refId="ref11804" refString="Clark, A. M. &amp; Rowe, F. W. E. (1971) 690 Trustees of the British Museum (Natural History) Monograph of shallow-water Indo- West Pacific Echinoderms. British Museum (Naturak History), London." type="book" year="1971">A. M. Clark &amp; Rowe (1971)</bibRefCitation>
suggested that
<typeStatus id="324348B8FFA1FF83FAB3DBA8E005F841" box="[1312,1360,1950,1974]" pageId="16" pageNumber="89">type</typeStatus>
“C” is undescribed, but further investigation with richer materials of
<taxonomicName id="2AF88D99FFA1FF83FCD9DBF7E68AF82E" authorityName="Müller &amp; Troschel" authorityYear="1842" box="[842,991,1985,2009]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="89" phylum="Echinodermata" rank="genus">
<emphasis id="DF8C2A08FFA1FF83FCD9DBF7E68AF82E" box="[842,991,1985,2009]" italics="true" pageId="16" pageNumber="89">Ophiarachna</emphasis>
</taxonomicName>
is required. In this study, we tentatively identify this species as
<taxonomicName id="2AF88D99FFA0FF82FE0ADCAEE710FF58" authorityName="de Loriol" authorityYear="1893" box="[409,581,152,175]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="17" pageNumber="90" phylum="Echinodermata" rank="species" species="mauritiensis">
<emphasis id="DF8C2A08FFA0FF82FE0ADCAEE710FF58" box="[409,581,152,175]" italics="true" pageId="17" pageNumber="90">O. mauritiensis</emphasis>
</taxonomicName>
by virtue of their oral shields longer than wide (
<bibRefCitation id="89698BEBFFA0FF82FBCDDCAEE072FF47" author="Clark, H. L." box="[1118,1319,151,176]" pageId="17" pageNumber="90" pagination="109 - 135" refId="ref11879" refString="Clark, H. L. (1909) Notes on some Australian and Indo-Pacific Echinoderms. Bulletin of the Museum of Comparative Zoology at Harvard College, 52, 109 - 135." type="journal article" year="1909">H. L. Clark, 1909</bibRefCitation>
). The
<typeStatus id="324348B8FFA0FF82FAFFDCAEE0C9FF47" box="[1388,1436,152,176]" pageId="17" pageNumber="90">type</typeStatus>
material of
<taxonomicName id="2AF88D99FFA0FF82FE85DC8AE496FF23" authorityName="de Loriol" authorityYear="1893" box="[278,451,188,212]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="17" pageNumber="90" phylum="Echinodermata" rank="species" species="mauritiensis">
<emphasis id="DF8C2A08FFA0FF82FE85DC8AE496FF23" box="[278,451,188,212]" italics="true" pageId="17" pageNumber="90">O. mauritiensis</emphasis>
</taxonomicName>
was collected from
<collectingCountry id="95EFB68AFFA0FF82FD30DC8AE646FF22" box="[675,787,188,213]" name="Mauritius" pageId="17" pageNumber="90">Mauritius</collectingCountry>
, Indian Ocean, and its new discovery from Japanese water is a very large extension of its range. Given that the previously known specimens of
<taxonomicName id="2AF88D99FFA0FF82FBEEDCD6E078FF00" authorityName="de Loriol" authorityYear="1893" box="[1149,1325,224,247]" class="Ophiuroidea" family="Ophiodermatidae" genus="Ophiarachna" higherTaxonomySource="GBIF" kingdom="Animalia" order="Ophiurida" pageId="17" pageNumber="90" phylum="Echinodermata" rank="species" species="mauritiensis">
<emphasis id="DF8C2A08FFA0FF82FBEEDCD6E078FF00" box="[1149,1325,224,247]" italics="true" pageId="17" pageNumber="90">O. mauritiensis</emphasis>
</taxonomicName>
has been recorded from a depth of
<quantity id="2A005BFFFFA0FF82FE52DD32E75FFEEB" box="[449,522,260,284]" metricMagnitude="2" metricUnit="m" metricValue="3.7" pageId="17" pageNumber="90" unit="m" value="370.0">370 m</quantity>
off
<collectingCountry id="95EFB68AFFA0FF82FDAEDD32E7F8FEEA" box="[573,685,260,285]" name="Mauritius" pageId="17" pageNumber="90">Mauritius</collectingCountry>
, the present Japanese specimens are likely to be a distinct taxon. Further morphological observations based on richer material are required.
</paragraph>
</subSubSection>
</treatment>
</document>
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