247 lines
28 KiB
XML
247 lines
28 KiB
XML
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<mods:title id="75E1305D8966CA23E02BF7429812BB0A">Taxonomic analysis of the genital plates and associated structures in Ophiuroidea (Echinodermata)</mods:title>
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<mods:title id="339D26BC99DB27DCD1943A4C951E628A">European Journal of Taxonomy</mods:title>
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<mods:date id="6202F4265AC22459A15E78CA6314B90F">2024</mods:date>
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<treatment id="038987D9FF82D77E007EC48A1A03FB68" ID-DOI="http://doi.org/10.5281/zenodo.11197585" ID-Zenodo-Dep="11197585" LSID="urn:lsid:plazi:treatment:038987D9FF82D77E007EC48A1A03FB68" httpUri="http://treatment.plazi.org/id/038987D9FF82D77E007EC48A1A03FB68" lastPageId="18" lastPageNumber="19" pageId="16" pageNumber="17">
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<subSubSection id="C33A6544FF82D77C007EC48A1B00FB69" box="[557,1031,1176,1203]" pageId="16" pageNumber="17" type="nomenclature">
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<paragraph id="8B9F36CFFF82D77C007EC48A1B00FB69" blockId="16.[557,1031,1176,1238]" box="[557,1031,1176,1203]" pageId="16" pageNumber="17">
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<heading id="D0D781A3FF82D77C007EC48A1B00FB69" box="[557,1031,1176,1203]" centered="true" fontSize="11" level="2" pageId="16" pageNumber="17" reason="2">
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Genus
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<taxonomicName id="4C204D4CFF82D77C002CC48A1B00FB69" ID-CoL="7NNWX" authority="Matsumoto, 1915" authorityName="Matsumoto" authorityYear="1915" box="[639,1031,1176,1203]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="17" phylum="Echinodermata" rank="genus">
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<emphasis id="B954EADDFF82D77C002CC48A1C36FB69" bold="true" box="[639,817,1176,1203]" italics="true" pageId="16" pageNumber="17">Amphiophiura</emphasis>
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<bibRefCitation id="EFB14B3EFF82D77C016BC48B1B00FB69" author="Matsumoto H." box="[824,1031,1176,1203]" pageId="16" pageNumber="17" pagination="43 - 92" refId="ref33005" refString="Matsumoto H. 1915. A new classification of the Ophiuroidea: with descriptions of new genera and species. Proceedings of the Academy of Natural Sciences 67: 43 - 92." type="journal article" year="1915">Matsumoto, 1915</bibRefCitation>
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</taxonomicName>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C33A6544FF82D77C00A4C4AE1C3BFB0C" box="[759,828,1212,1238]" pageId="16" pageNumber="17" type="description">
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<paragraph id="8B9F36CFFF82D77C00A4C4AE1C3BFB0C" blockId="16.[557,1031,1176,1238]" box="[759,828,1212,1238]" pageId="16" pageNumber="17">
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<figureCitation id="131B2A4AFF82D77C00A4C4AE1C3BFB0C" box="[759,828,1212,1238]" captionStart="Fig" captionStartId="17.[189,232,1740,1766]" captionTargetBox="[189,1399,265,1688]" captionTargetId="figure-142@17.[189,1399,265,1688]" captionTargetPageId="17" captionText="Fig. 4. Ophiopyrgidae Perrier, 1893, Amphiophiura Matsumoto, 1915, SEM images, unless otherwise noted. A–G. A. latro (Koehler, 1904). A. Arm base, lateral aspect. B. abGP, radial aspect. C. abGP, abradial aspect. D. adGP, abradial aspect. E. adGP, adradial aspect. F. Radial shield, inner (ventral) aspect. G. Madreporite, inner (dorsal) aspect. H–P. A. insolita (Koehler, 1904). H. Radial shield, inner aspect. I. adGP, abradial aspect. J. adGP, dorsal view. K. adGP in situ, micro-CT. L. abGP in situ, micro- CT. M. abGP, abradial aspect (distal part with larger pores is exposed at disc edge). N. abGP, adradial aspect. O. abGP, distal end, arrowheads mark articular structures for genital papillae. P. Madreporite, inner aspect. Scale bars: A–O=0.5 mm; P=1 mm." figureDoi="http://doi.org/10.5281/zenodo.11198884" httpUri="https://zenodo.org/record/11198884/files/figure.png" pageId="16" pageNumber="17">Fig. 4</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="C33A6544FF82D77E02EEC4ED1DEDFC58" lastPageId="18" lastPageNumber="19" pageId="16" pageNumber="17" type="type_taxon">
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<paragraph id="8B9F36CFFF82D77C02EEC4ED1E5FFAC2" blockId="16.[189,344,1278,1305]" box="[189,344,1278,1305]" pageId="16" pageNumber="17">
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<heading id="D0D781A3FF82D77C02EEC4ED1E5FFAC2" bold="true" box="[189,344,1278,1305]" fontSize="11" level="3" pageId="16" pageNumber="17" reason="3">
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<emphasis id="B954EADDFF82D77C02EEC4ED1E5FFAC2" bold="true" box="[189,344,1278,1305]" pageId="16" pageNumber="17">
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<typeStatus id="549B886DFF82D77C02EEC4ED1FFDFAC3" box="[189,250,1279,1305]" pageId="16" pageNumber="17">Type</typeStatus>
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species
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B9F36CFFF82D77C02EEC53C1D70FA92" blockId="16.[189,631,1326,1352]" box="[189,631,1326,1352]" pageId="16" pageNumber="17">
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<taxonomicName id="4C204D4CFF82D77C02EEC53C1D74FA92" authority="Thomson, 1877" authorityName="Thomson" authorityYear="1877" box="[189,627,1326,1352]" class="Ophiuroidea" family="Ophiolepididae" genus="Ophioglypha" kingdom="Animalia" order="Amphilepidida" pageId="16" pageNumber="17" phylum="Echinodermata" rank="species" species="bullata">
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<emphasis id="B954EADDFF82D77C02EEC53C1EB7FA92" box="[189,432,1326,1352]" italics="true" pageId="16" pageNumber="17">Ophioglypha bullata</emphasis>
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Thomson, 1877
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</taxonomicName>
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.
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</paragraph>
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<paragraph id="8B9F36CFFF82D77C02EEC5621E9EFA50" blockId="16.[189,409,1392,1418]" box="[189,409,1392,1418]" pageId="16" pageNumber="17">
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<heading id="D0D781A3FF82D77C02EEC5621E9EFA50" bold="true" box="[189,409,1392,1418]" fontSize="11" level="3" pageId="16" pageNumber="17" reason="3">
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<emphasis id="B954EADDFF82D77C02EEC5621E9EFA50" bold="true" box="[189,409,1392,1418]" pageId="16" pageNumber="17">Examined species</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B9F36CFFF82D77C02EEC5B21CBFFA60" blockId="16.[189,952,1440,1467]" box="[189,952,1440,1467]" pageId="16" pageNumber="17">
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<taxonomicName id="4C204D4CFF82D77C02EEC5B21D6DFA60" ID-CoL="D4HJ" authority="(Koehler, 1904)" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[189,618,1440,1466]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="17" phylum="Echinodermata" rank="species" species="latro">
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<emphasis id="B954EADDFF82D77C02EEC5B21EA1FA60" box="[189,422,1440,1466]" italics="true" pageId="16" pageNumber="17">Amphiophiura latro</emphasis>
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(Koehler, 1904)
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</taxonomicName>
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,
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<taxonomicName id="4C204D4CFF82D77C0025C5B21CB3FA60" ID-CoL="D4HD" authority="(Koehler, 1904)" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[630,948,1440,1467]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="17" phylum="Echinodermata" rank="species" species="insolita">
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<emphasis id="B954EADDFF82D77C0025C5B21D8FFA60" box="[630,648,1440,1466]" italics="true" pageId="16" pageNumber="17">A</emphasis>
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.
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<emphasis id="B954EADDFF82D77C00C4C5B21DE8FA60" box="[663,751,1440,1466]" italics="true" pageId="16" pageNumber="17">insolita</emphasis>
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(Koehler, 1904)
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</taxonomicName>
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.
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</paragraph>
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<paragraph id="8B9F36CFFF82D77C02EEC5F01E2FFA26" blockId="16.[189,296,1506,1532]" box="[189,296,1506,1532]" pageId="16" pageNumber="17">
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<heading id="D0D781A3FF82D77C02EEC5F01E2FFA26" bold="true" box="[189,296,1506,1532]" fontSize="11" level="3" pageId="16" pageNumber="17" reason="3">
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<emphasis id="B954EADDFF82D77C02EEC5F01E2FFA26" bold="true" box="[189,296,1506,1532]" pageId="16" pageNumber="17">Oral GP</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B9F36CFFF82D77C02EEC6001E1FF9F6" blockId="16.[189,280,1554,1580]" box="[189,280,1554,1580]" pageId="16" pageNumber="17">Absent.</paragraph>
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<paragraph id="8B9F36CFFF82D77C02EEC6461E59F9B4" blockId="16.[189,350,1620,1646]" box="[189,350,1620,1646]" pageId="16" pageNumber="17">
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<heading id="D0D781A3FF82D77C02EEC6461E59F9B4" bold="true" box="[189,350,1620,1646]" fontSize="11" level="3" pageId="16" pageNumber="17" reason="3">
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<emphasis id="B954EADDFF82D77C02EEC6461E59F9B4" bold="true" box="[189,350,1620,1646]" pageId="16" pageNumber="17">Adradial GP</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B9F36CFFF82D77C02EEC6961E72F889" blockId="16.[189,1399,1668,1875]" pageId="16" pageNumber="17">
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<taxonomicName id="4C204D4CFF82D77C02EEC6961EA0F944" ID-CoL="D4HJ" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[189,423,1668,1694]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="17" phylum="Echinodermata" rank="species" species="latro">
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<emphasis id="B954EADDFF82D77C02EEC6961EA0F944" box="[189,423,1668,1694]" italics="true" pageId="16" pageNumber="17">Amphiophiura latro</emphasis>
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</taxonomicName>
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: spatulate, stout, half as wide as long, proximally tapered, articular structures flat patches of finer meshed stereom. Abradial side with longitudinal groove and large hole in distal part. Twice as long as abGP.
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<taxonomicName id="4C204D4CFF82D77C03B4C6DE1DF4F93C" ID-CoL="D4HD" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[487,755,1740,1766]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="17" phylum="Echinodermata" rank="species" species="insolita">
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<emphasis id="B954EADDFF82D77C03B4C6DE1DF4F93C" box="[487,755,1740,1766]" italics="true" pageId="16" pageNumber="17">Amphiophiura insolita</emphasis>
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</taxonomicName>
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: stout, wedge-shaped, half as wide as long, dorsally concave, ventrally convex, proximally tapered, distal end widened, articular surface to RS flat, extending to middle of plate, protruding laterally. Abradial ventrodistal part with articular structure with abGP of coarse stereom.
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</paragraph>
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<paragraph id="8B9F36CFFF82D77C02EEC7681E59F84E" blockId="16.[189,350,1914,1940]" box="[189,350,1914,1940]" pageId="16" pageNumber="17">
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<heading id="D0D781A3FF82D77C02EEC7681E59F84E" bold="true" box="[189,350,1914,1940]" fontSize="11" level="3" pageId="16" pageNumber="17" reason="3">
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<emphasis id="B954EADDFF82D77C02EEC7681E59F84E" bold="true" box="[189,350,1914,1940]" pageId="16" pageNumber="17">Abradial GP</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B9F36CFFF82D77E02EEC7B81BACFE63" blockId="16.[189,1398,1962,2025]" lastBlockId="18.[189,1399,265,441]" lastPageId="18" lastPageNumber="19" pageId="16" pageNumber="17">
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<taxonomicName id="4C204D4CFF82D77C02EEC7B81EADF81E" ID-CoL="D4HJ" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[189,426,1962,1988]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="16" pageNumber="17" phylum="Echinodermata" rank="species" species="latro">
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<emphasis id="B954EADDFF82D77C02EEC7B81EADF81E" box="[189,426,1962,1988]" italics="true" pageId="16" pageNumber="17">Amphiophiura latro</emphasis>
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</taxonomicName>
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: shorter than adGP, twice as high as long. Exposed distal end inflated, slightly curved, with tuberculous stereom, small round articular holes without lobes for genital papillae, inner part with simple stereom, as high and long as outer part, but much thinner.
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<taxonomicName id="4C204D4CFF80D77E0631C11B1A69FEF9" ID-CoL="D4HD" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[1122,1390,265,291]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="18" pageNumber="19" phylum="Echinodermata" rank="species" species="insolita">
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<emphasis id="B954EADDFF80D77E0631C11B1A69FEF9" box="[1122,1390,265,291]" italics="true" pageId="18" pageNumber="19">Amphiophiura insolita</emphasis>
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</taxonomicName>
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: shorter than adGP, broad diamond-shaped. Exposed distal end slightly curved, with weakly tuberculous stereom, small round articular holes without lobes for genital papillae; inner part with simple stereom, proximal end tapered, proximal third flat, thinner than inflated distal two thirds. Adradial edge slanting, a round depression with coarse stereom close to edge with articular structure to adGP.
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</paragraph>
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<caption id="DF5F6647FF83D77D02EEC6DE1C0CF807" ID-DOI="http://doi.org/10.5281/zenodo.11198884" ID-Zenodo-Dep="11198884" httpUri="https://zenodo.org/record/11198884/files/figure.png" pageId="17" pageNumber="18" startId="17.[189,232,1740,1766]" targetBox="[189,1399,265,1688]" targetPageId="17">
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<paragraph id="8B9F36CFFF83D77D02EEC6DE1C0CF807" blockId="17.[189,1398,1740,2014]" pageId="17" pageNumber="18">
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||
<emphasis id="B954EADDFF83D77D02EEC6DE1E0BF93C" bold="true" box="[189,268,1740,1766]" pageId="17" pageNumber="18">Fig. 4.</emphasis>
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<taxonomicName id="4C204D4CFF83D77D0346C6DE1D6EF93D" authority="Perrier, 1893" authorityName="Perrier" authorityYear="1893" box="[277,617,1740,1767]" class="Ophiuroidea" family="Ophiopyrgidae" kingdom="Animalia" order="Ophiurida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="family">Ophiopyrgidae Perrier, 1893</taxonomicName>
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,
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<taxonomicName id="4C204D4CFF83D77D002BC6DE1CFBF93D" authority="Matsumoto, 1915" authorityName="Matsumoto" authorityYear="1915" box="[632,1020,1740,1767]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="B954EADDFF83D77D002BC6DE1C26F93C" box="[632,801,1740,1766]" italics="true" pageId="17" pageNumber="18">Amphiophiura</emphasis>
|
||
<bibRefCitation id="EFB14B3EFF83D77D017AC6DF1CFBF93D" author="Matsumoto H." box="[809,1020,1740,1767]" pageId="17" pageNumber="18" pagination="43 - 92" refId="ref33005" refString="Matsumoto H. 1915. A new classification of the Ophiuroidea: with descriptions of new genera and species. Proceedings of the Academy of Natural Sciences 67: 43 - 92." type="journal article" year="1915">Matsumoto, 1915</bibRefCitation>
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</taxonomicName>
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, SEM images, unless otherwise noted.
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<emphasis id="B954EADDFF83D77D0343C6FD1E4DF8D3" bold="true" box="[272,330,1775,1801]" pageId="17" pageNumber="18">A–G</emphasis>
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||
.
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||
<taxonomicName id="4C204D4CFF83D77D030EC6E21D83F8D0" authority="(Koehler, 1904)" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[349,644,1776,1802]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="latro">
|
||
<emphasis id="B954EADDFF83D77D030EC6E21E68F8D0" box="[349,367,1776,1802]" italics="true" pageId="17" pageNumber="18">A</emphasis>
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||
.
|
||
<emphasis id="B954EADDFF83D77D03D3C6E21EBFF8D0" box="[384,440,1776,1802]" italics="true" pageId="17" pageNumber="18">latro</emphasis>
|
||
(Koehler, 1904)
|
||
</taxonomicName>
|
||
.
|
||
<emphasis id="B954EADDFF83D77D00C1C6FD1DA0F8D3" bold="true" box="[658,679,1775,1801]" pageId="17" pageNumber="18">A</emphasis>
|
||
. Arm base, lateral aspect.
|
||
<emphasis id="B954EADDFF83D77D01BEC6E21B06F8D0" bold="true" box="[1005,1025,1776,1802]" pageId="17" pageNumber="18">B</emphasis>
|
||
. abGP, radial aspect.
|
||
<emphasis id="B954EADDFF83D77D0759C6FD1A18F8D3" bold="true" box="[1290,1311,1775,1801]" pageId="17" pageNumber="18">C</emphasis>
|
||
. abGP, abradial aspect.
|
||
<emphasis id="B954EADDFF83D77D03D2C7011E91F8F7" bold="true" box="[385,406,1811,1837]" pageId="17" pageNumber="18">D</emphasis>
|
||
. adGP, abradial aspect.
|
||
<emphasis id="B954EADDFF83D77D00EEC7011DD6F8F7" bold="true" box="[701,721,1811,1837]" pageId="17" pageNumber="18">E</emphasis>
|
||
. adGP, adradial aspect.
|
||
<emphasis id="B954EADDFF83D77D01A4C7011B0EF8F7" bold="true" box="[1015,1033,1811,1837]" pageId="17" pageNumber="18">F</emphasis>
|
||
. Radial shield, inner (ventral) aspect.
|
||
<emphasis id="B954EADDFF83D77D0346C7241E2BF88A" bold="true" box="[277,300,1846,1872]" pageId="17" pageNumber="18">G</emphasis>
|
||
. Madreporite, inner (dorsal) aspect.
|
||
<emphasis id="B954EADDFF83D77D0088C7241C15F88A" bold="true" box="[731,786,1846,1872]" pageId="17" pageNumber="18">H–P</emphasis>
|
||
.
|
||
<taxonomicName id="4C204D4CFF83D77D0172C7241B67F88A" authority="(Koehler, 1904)" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[801,1120,1846,1873]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="17" pageNumber="18" phylum="Echinodermata" rank="species" species="insolita">
|
||
<emphasis id="B954EADDFF83D77D0172C7241C34F88A" box="[801,819,1846,1872]" italics="true" pageId="17" pageNumber="18">A</emphasis>
|
||
.
|
||
<emphasis id="B954EADDFF83D77D0111C7241C9DF88A" box="[834,922,1846,1872]" italics="true" pageId="17" pageNumber="18">insolita</emphasis>
|
||
(Koehler, 1904)
|
||
</taxonomicName>
|
||
.
|
||
<emphasis id="B954EADDFF83D77D0638C7241B86F88A" bold="true" box="[1131,1153,1846,1872]" pageId="17" pageNumber="18">H</emphasis>
|
||
. Radial shield, inner aspect.
|
||
<emphasis id="B954EADDFF83D77D0347C74B1E18F8A9" bold="true" box="[276,287,1881,1907]" pageId="17" pageNumber="18">I</emphasis>
|
||
. adGP, abradial aspect.
|
||
<emphasis id="B954EADDFF83D77D0061C74B1D46F8A9" bold="true" box="[562,577,1881,1907]" pageId="17" pageNumber="18">J</emphasis>
|
||
. adGP, dorsal view.
|
||
<emphasis id="B954EADDFF83D77D017FC74B1C44F8A9" bold="true" box="[812,835,1881,1907]" pageId="17" pageNumber="18">K</emphasis>
|
||
. adGP in situ, micro-CT.
|
||
<emphasis id="B954EADDFF83D77D0638C74B1B78F8A9" bold="true" box="[1131,1151,1881,1907]" pageId="17" pageNumber="18">L</emphasis>
|
||
. abGP in situ, microCT.
|
||
<emphasis id="B954EADDFF83D77D02A3C76F1E0BF84D" bold="true" box="[240,268,1917,1943]" pageId="17" pageNumber="18">M</emphasis>
|
||
. abGP, abradial aspect (distal part with larger pores is exposed at disc edge).
|
||
<emphasis id="B954EADDFF83D77D06F5C76F1BBDF84D" bold="true" box="[1190,1210,1917,1943]" pageId="17" pageNumber="18">N</emphasis>
|
||
. abGP, adradial aspect.
|
||
<emphasis id="B954EADDFF83D77D0344C78D1E29F863" bold="true" box="[279,302,1951,1977]" pageId="17" pageNumber="18">O</emphasis>
|
||
. abGP, distal end, arrowheads mark articular structures for genital papillae.
|
||
<emphasis id="B954EADDFF83D77D06EDC7B21BC9F860" bold="true" box="[1214,1230,1952,1978]" pageId="17" pageNumber="18">P</emphasis>
|
||
. Madreporite, inner aspect. Scale bars: A–O=0.5 mm; P=1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B9F36CFFF80D77E02EEC1F01E53FE26" blockId="18.[189,340,482,508]" box="[189,340,482,508]" pageId="18" pageNumber="19">
|
||
<heading id="D0D781A3FF80D77E02EEC1F01E53FE26" bold="true" box="[189,340,482,508]" fontSize="11" level="3" pageId="18" pageNumber="19" reason="3">
|
||
<emphasis id="B954EADDFF80D77E02EEC1F01E53FE26" bold="true" box="[189,340,482,508]" pageId="18" pageNumber="19">Oral shields</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="8B9F36CFFF80D77E02EEC2011E5DFD47" blockId="18.[189,1401,531,669]" pageId="18" pageNumber="19">
|
||
<taxonomicName id="4C204D4CFF80D77E02EEC2011EA0FDF7" ID-CoL="D4HJ" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[189,423,531,557]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="18" pageNumber="19" phylum="Echinodermata" rank="species" species="latro">
|
||
<emphasis id="B954EADDFF80D77E02EEC2011EA0FDF7" box="[189,423,531,557]" italics="true" pageId="18" pageNumber="19">Amphiophiura latro</emphasis>
|
||
</taxonomicName>
|
||
: covering large part of ventral disc, inner side with one round spur on either side of proximal part. Madreporite with large hole in proximal part between spurs, opening to one side.
|
||
<taxonomicName id="4C204D4CFF80D77E02EEC24C1EC2FDA2" ID-CoL="D4HD" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[189,453,606,632]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="18" pageNumber="19" phylum="Echinodermata" rank="species" species="insolita">
|
||
<emphasis id="B954EADDFF80D77E02EEC24C1EC2FDA2" box="[189,453,606,632]" italics="true" pageId="18" pageNumber="19">Amphiophiura insolita</emphasis>
|
||
</taxonomicName>
|
||
: covering all of ventral disc. Madreporite with large hole near proximal edge, no side opening.
|
||
</paragraph>
|
||
<paragraph id="8B9F36CFFF80D77E02EEC2D51E67FD3B" blockId="18.[189,352,711,737]" box="[189,352,711,737]" pageId="18" pageNumber="19">
|
||
<heading id="D0D781A3FF80D77E02EEC2D51E67FD3B" bold="true" box="[189,352,711,737]" fontSize="11" level="3" pageId="18" pageNumber="19" reason="3">
|
||
<emphasis id="B954EADDFF80D77E02EEC2D51E67FD3B" bold="true" box="[189,352,711,737]" pageId="18" pageNumber="19">Radial shield</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="8B9F36CFFF80D77E02EEC2EA1DEDFC58" blockId="18.[189,1399,760,899]" pageId="18" pageNumber="19">
|
||
<taxonomicName id="4C204D4CFF80D77E02EEC2EA1EA1FCC8" ID-CoL="D4HJ" baseAuthorityName="Koehler" baseAuthorityYear="1904" box="[189,422,760,786]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="18" pageNumber="19" phylum="Echinodermata" rank="species" species="latro">
|
||
<emphasis id="B954EADDFF80D77E02EEC2EA1EA1FCC8" box="[189,422,760,786]" italics="true" pageId="18" pageNumber="19">Amphiophiura latro</emphasis>
|
||
</taxonomicName>
|
||
: articular structures a shallow depression and a small round, finer meshed patch at the distal internal edge. A round, finer meshed patch in the centre of the inner surface.
|
||
<taxonomicName id="4C204D4CFF80D77E069EC30F1E12FC87" ID-CoL="D4HD" baseAuthorityName="Koehler" baseAuthorityYear="1904" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="18" pageNumber="19" phylum="Echinodermata" rank="species" species="insolita">
|
||
<emphasis id="B954EADDFF80D77E069EC30F1E12FC87" italics="true" pageId="18" pageNumber="19">Amphiophiura insolita</emphasis>
|
||
</taxonomicName>
|
||
: articular structure a wide flat surface extending from distal edge to middle of plate, thicker than proximal part. Lateral in distal edge a short slit.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33A6544FF80D77E02EEC3BE1A03FB68" pageId="18" pageNumber="19" type="discussion">
|
||
<paragraph id="8B9F36CFFF80D77E02EEC3BE1E28FC1C" blockId="18.[189,303,940,966]" box="[189,303,940,966]" pageId="18" pageNumber="19">
|
||
<heading id="D0D781A3FF80D77E02EEC3BE1E28FC1C" bold="true" box="[189,303,940,966]" fontSize="11" level="3" pageId="18" pageNumber="19" reason="3">
|
||
<emphasis id="B954EADDFF80D77E02EEC3BE1E28FC1C" bold="true" box="[189,303,940,966]" pageId="18" pageNumber="19">Remarks</emphasis>
|
||
</heading>
|
||
</paragraph>
|
||
<paragraph id="8B9F36CFFF80D77E02EEC3CF1A03FB68" blockId="18.[188,1399,989,1202]" pageId="18" pageNumber="19">
|
||
The genus
|
||
<taxonomicName id="4C204D4CFF80D77E0317C3CF1DCDFC22" authority="Matsumoto, 1915" authorityName="Matsumoto" authorityYear="1915" box="[324,714,989,1016]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="18" pageNumber="19" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="B954EADDFF80D77E0317C3CF1EEAFC2D" box="[324,493,989,1015]" italics="true" pageId="18" pageNumber="19">Amphiophiura</emphasis>
|
||
<bibRefCitation id="EFB14B3EFF80D77E03ABC3CF1DCDFC22" author="Matsumoto H." box="[504,714,989,1016]" pageId="18" pageNumber="19" pagination="43 - 92" refId="ref33005" refString="Matsumoto H. 1915. A new classification of the Ophiuroidea: with descriptions of new genera and species. Proceedings of the Academy of Natural Sciences 67: 43 - 92." type="journal article" year="1915">Matsumoto, 1915</bibRefCitation>
|
||
</taxonomicName>
|
||
is regarded as paedomorphic (
|
||
<bibRefCitation id="EFB14B3EFF80D77E0613C3CF1A6DFC2D" author="Stohr S. & Martynov A." box="[1088,1386,989,1015]" pageId="18" pageNumber="19" pagination="0164562" refId="ref33810" refString="Stohr S. & Martynov A. 2016. Paedomorphosis as an evolutionary driving force: insights from deep-sea brittle stars. PLoS One 11: e 0164562. https: // doi. org / 10.1371 / journal. pone. 0164562" type="journal article" year="2016">Stöhr & Martynov 2016</bibRefCitation>
|
||
), but contrary to expectations, the genital plates are large and well differentiated. There is a stout conical adGP with a flat articular structure, and, in contrast to most other species, a much larger abGP, partially exposed at the disc edge, bearing an arm comb of genital papillae. Although the arm comb is similar to that of
|
||
<taxonomicName id="4C204D4CFF80D77E035FC4601E68FB56" authorityName="Lamarck" authorityYear="1801" box="[268,367,1138,1164]" class="Ophiuroidea" family="Ophiuridae" genus="Ophiura" kingdom="Animalia" order="Ophiurida" pageId="18" pageNumber="19" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="B954EADDFF80D77E035FC4601E68FB56" box="[268,367,1138,1164]" italics="true" pageId="18" pageNumber="19">Ophiura</emphasis>
|
||
</taxonomicName>
|
||
, species in that genus have an exposed cup-shaped abGP that does not extend far into the disc. In several species of
|
||
<taxonomicName id="4C204D4CFF80D77E03A2C48A1D9DFB68" authorityName="Matsumoto" authorityYear="1915" box="[497,666,1176,1202]" class="Ophiuroidea" family="Ophiopyrgidae" genus="Amphiophiura" kingdom="Animalia" order="Ophiurida" pageId="18" pageNumber="19" phylum="Echinodermata" rank="genus">
|
||
<emphasis id="B954EADDFF80D77E03A2C48A1D9DFB68" box="[497,666,1176,1202]" italics="true" pageId="18" pageNumber="19">Amphiophiura</emphasis>
|
||
</taxonomicName>
|
||
the genital slit borders the large oral shield laterally.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |