256 lines
34 KiB
XML
256 lines
34 KiB
XML
<document id="6AC16D52B145C8D9D3C1A6220CC33957" ID-DOI="10.11646/zootaxa.4019.1.22" ID-GBIF-Dataset="c3c2833b-50f1-4395-b051-13cb324b20a1" ID-ISSN="1175-5326" ID-Zenodo-Dep="235906" ID-ZooBank="88F2DB05-58C4-4726-89D5-99302FABB908" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461266665906" checkinUser="plazi" docAuthor="Radashevsky, Vasily I." docDate="2015" docId="5E51D737FFECFF91FF4AA3D31B1EFAE3" docLanguage="en" docName="zt04019p694.pdf" docOrigin="Zootaxa 4019 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Rhynchospio darwini Radashevsky, 2015, n. sp." docType="treatment" docVersion="8" lastPageNumber="686" masterDocId="A268AF4FFFDDFFA2FFDDA13E1870FFB6" masterDocTitle="Spionidae (Annelida) from Lizard Island, Great Barrier Reef, Australia: the genera Aonides, Dipolydora, Polydorella, Prionospio, Pseudopolydora, Rhynchospio, and Tripolydora" masterLastPageNumber="694" masterPageNumber="635" pageNumber="684" updateTime="1698610599341" updateUser="plazi">
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<mods:title id="140295EE546AD0F154370EC520927A1A">Spionidae (Annelida) from Lizard Island, Great Barrier Reef, Australia: the genera Aonides, Dipolydora, Polydorella, Prionospio, Pseudopolydora, Rhynchospio, and Tripolydora</mods:title>
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<mods:name id="C4240E19037DFBB414062FAA1C9DE241" type="personal">
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<mods:roleTerm id="2FB0168A5B1B1AB2CF7D7CB5932EE282">Author</mods:roleTerm>
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<mods:namePart id="2EC9ADA0BE0707EC1CC729E19679F085">Radashevsky, Vasily I.</mods:namePart>
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<mods:typeOfResource id="648560BA0B35BBD8A2380FCECECB33C8">text</mods:typeOfResource>
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<mods:title id="E3656A524910A605353B6C5A5F3FFB95">Zootaxa</mods:title>
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<mods:date id="DB8083ADB7982F834E9A3FAFD95A729F">2015</mods:date>
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<mods:number id="D187B609DA17FEF87B71FD2A7F78C55F">4019</mods:number>
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<treatment id="5E51D737FFECFF91FF4AA3D31B1EFAE3" ID-DOI="http://doi.org/10.5281/zenodo.3506469" ID-GBIF-Taxon="119637766" ID-Zenodo-Dep="3506469" LSID="urn:lsid:plazi:treatment:5E51D737FFECFF91FF4AA3D31B1EFAE3" httpUri="http://treatment.plazi.org/id/5E51D737FFECFF91FF4AA3D31B1EFAE3" lastPageId="51" lastPageNumber="686" pageId="49" pageNumber="684">
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<subSubSection id="9EE235AAFFECFF93FF4AA3D31957FC9E" pageId="49" pageNumber="684" type="nomenclature">
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<paragraph id="D6476621FFECFF93FF4AA3D31992FCB1" blockId="49.[151,482,749,808]" box="[151,482,749,775]" pageId="49" pageNumber="684">
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<heading id="8D0FD14DFFECFF93FF4AA3D31992FCB1" bold="true" box="[151,482,749,775]" fontSize="11" level="1" pageId="49" pageNumber="684" reason="1">
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<emphasis id="E48CBA33FFECFF93FF4AA3D31992FCB1" bold="true" box="[151,482,749,775]" pageId="49" pageNumber="684">
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<taxonomicName id="11F81DA2FFECFF93FF4AA3D319E9FCB1" ID-CoL="78W4H" box="[151,409,749,775]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="49" pageNumber="684" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
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<emphasis id="E48CBA33FFECFF93FF4AA3D319E9FCB1" bold="true" box="[151,409,749,775]" italics="true" pageId="49" pageNumber="684">Rhynchospio darwini</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="FFBF0748FFECFF93FE7DA3D31992FCB1" box="[416,482,749,775]" pageId="49" pageNumber="684" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="D6476621FFECFF93FF4AA2311957FC9E" blockId="49.[151,482,749,808]" box="[151,295,783,808]" pageId="49" pageNumber="684">
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(
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<figureCitation id="4EC37AA4FFECFF93FF42A2311885FC9E" box="[159,245,783,808]" captionStart="FIGURE 33" captionStartId="49.[151,250,1915,1937]" captionTargetBox="[196,1394,990,1895]" captionTargetId="figure@49.[196,1394,990,1895]" captionTargetPageId="49" captionText="FIGURE 33. Rhynchospio darwini n. sp. A—MIMB 28105; B – E—AM W. 45382. A. Anterior end with palps missing, dorsal view; B. Anterior end, left lateral view; C. Posterior end, left lateral view; D, E. Bidentate hooded hooks from median neuropodia; D. Hooks in frontal view; E. Hooks in lateral view. Abbreviations: al—alternating capillary, ho—hooded hooks, sa—ventral inferior sabre chaetae. Scale bars: A – C— 50 µm; D, E— 10 µm." httpUri="https://zenodo.org/record/235939/files/figure.png" pageId="49" pageNumber="684">Figs 33</figureCitation>
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,
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<figureCitation id="4EC37AA4FFECFF93FEDCA22E196EFC9E" box="[257,286,784,808]" captionStart="FIGURE 34" captionStartId="50.[151,250,1915,1937]" captionTargetBox="[196,1393,1046,1899]" captionTargetId="figure@50.[196,1393,1046,1899]" captionTargetPageId="50" captionText="FIGURE 34. Rhynchospio darwini n. sp. A—NTM W 025648; B – H—AM W. 45382. A. Anterior end in dorsal view with palps missing; B. Anterior end in left lateral view with palps missing; C. Left palp, inner lateral view; D. Posterior end, left lateral view; E – H. Neurochaetae from middle chaetiger; E. Alternating capillary chaeta with narrow wing; F. Tridentate hooded hook in lateral view; G. Same in frontal view; H. Inferior sabre chaeta." httpUri="https://zenodo.org/record/235940/files/figure.png" pageId="49" pageNumber="684">34</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="9EE235AAFFECFF91FF4AA2691A2DFCA3" lastPageId="51" lastPageNumber="686" pageId="49" pageNumber="684" type="materials_examined">
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<paragraph id="D6476621FFECFF93FF4AA2691BACFC0E" blockId="49.[151,1436,855,952]" pageId="49" pageNumber="684">
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<emphasis id="E48CBA33FFECFF93FF4AA2691935FCC6" bold="true" box="[151,325,855,880]" pageId="49" pageNumber="684">
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<typeStatus id="0943D883FFECFF93FF4AA26918A2FCC6" box="[151,210,855,880]" pageId="49" pageNumber="684">Type</typeStatus>
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material.
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</emphasis>
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<typeStatus id="0943D883FFECFF93FE91A26919C9FCC6" box="[332,441,855,880]" pageId="49" pageNumber="684" type="holotype">Holotype</typeStatus>
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:
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<collectionCode id="B0E9FEE4FFECFF93FE1EA2661A71FCD9" box="[451,513,856,879]" httpUri="http://grbio.org/cool/jg13-7fbc" name="Northern Territory Museum of Arts and Sciences" pageId="49" pageNumber="684">NTM</collectionCode>
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W025648,
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<emphasis id="E48CBA33FFECFF93FD58A2691B01FCC6" bold="true" box="[645,881,855,880]" pageId="49" pageNumber="684">Northern Territory,</emphasis>
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Fannie Bay, Darwin, Bullocky Point,
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<geoCoordinate id="B3CC00E6FFECFF93FAC2A2691DE8FCC6" box="[1311,1432,855,880]" direction="south" orientation="latitude" pageId="49" pageNumber="684" precision="5" value="-12.4356">12.4356°S</geoCoordinate>
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,
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<geoCoordinate id="B3CC00E6FFECFF93FF4AA242196FFC22" box="[151,287,892,916]" direction="east" orientation="longitude" pageId="49" pageNumber="684" precision="5" value="130.8323">130.8323°E</geoCoordinate>
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, intertidal, muddy sand, coll. V.I. Radashevsky,
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<date id="A24640E1FFECFF93FCE7A2421BCCFC22" box="[826,956,892,916]" pageId="49" pageNumber="684" value="2013-09-03">3 Sep 2013</date>
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.
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<typeStatus id="0943D883FFECFF93FC1BA2431C48FC23" box="[966,1080,893,917]" pageId="49" pageNumber="684" type="paratype">Paratypes</typeStatus>
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:
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<collectionCode id="B0E9FEE4FFECFF93FB9FA2431CE0FC22" box="[1090,1168,893,916]" httpUri="http://grbio.org/cool/063z-3mpp" name="Museum of the Institute of Marine Biology" pageId="49" pageNumber="684">MIMB</collectionCode>
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28105 (1), same details as
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<typeStatus id="0943D883FFECFF93FF68A2A1196AFC0E" box="[181,282,927,952]" pageId="49" pageNumber="684" type="holotype">holotype</typeStatus>
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; AM W.45506 (1),
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<emphasis id="E48CBA33FFECFF93FE29A2A11AF1FC0E" bold="true" box="[500,641,927,952]" pageId="49" pageNumber="684">Queensland</emphasis>
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, Lizard
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<collectingCountry id="AEEF26B1FFECFF93FD3DA2A11B57FC0E" box="[736,807,927,952]" name="Iceland" pageId="49" pageNumber="684">Island</collectingCountry>
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, MI QLD 2408.
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</paragraph>
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<caption id="828736A9FFECFF93FF4AA6451BE6F85A" httpUri="https://zenodo.org/record/235939/files/figure.png" pageId="49" pageNumber="684" targetBox="[196,1394,990,1895]" targetPageId="49">
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<paragraph id="D6476621FFECFF93FF4AA6451BE6F85A" blockId="49.[151,1436,1915,2028]" pageId="49" pageNumber="684">
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<emphasis id="E48CBA33FFECFF93FF4AA6451950F827" bold="true" box="[151,288,1915,1937]" pageId="49" pageNumber="684">FIGURE 33.</emphasis>
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<taxonomicName id="11F81DA2FFECFF93FEFAA6451A70F827" box="[295,512,1915,1937]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="49" pageNumber="684" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
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<emphasis id="E48CBA33FFECFF93FEFAA6451A70F827" box="[295,512,1915,1937]" italics="true" pageId="49" pageNumber="684">Rhynchospio darwini</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="FFBF0748FFECFF93FDDBA6421A4EF827" box="[518,574,1916,1937]" pageId="49" pageNumber="684" rank="species">n. sp.</taxonomicNameLabel>
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A—MIMB 28105; B–E—AM W.45382. A. Anterior end with palps missing, dorsal view; B. Anterior end, left lateral view; C. Posterior end, left lateral view; D, E. Bidentate hooded hooks from median neuropodia; D. Hooks in frontal view; E. Hooks in lateral view. Abbreviations: al—alternating capillary, ho—hooded hooks, sa—ventral inferior sabre chaetae. Scale bars: A–C—50 µm; D, E—10 µm.
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</paragraph>
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</caption>
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<paragraph id="D6476621FFEFFF90FF1AA1A91C21FDAE" blockId="50.[151,1437,151,1005]" pageId="50" pageNumber="685">
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<emphasis id="E48CBA33FFEFFF90FF1AA1A919D9FF06" bold="true" box="[199,425,151,176]" pageId="50" pageNumber="685">Adult morphology.</emphasis>
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Largest intact individual
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<typeStatus id="0943D883FFEFFF90FD14A1A91B5BFF06" box="[713,811,151,176]" pageId="50" pageNumber="685" type="holotype">holotype</typeStatus>
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||
<quantity id="1100CBC4FFEFFF90FCEFA1A91B03FF19" box="[818,883,151,176]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="50" pageNumber="685" unit="mm" value="5.0">5 mm</quantity>
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long,
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<quantity id="1100CBC4FFEFFF90FC67A1A61C60FF19" box="[954,1040,152,176]" metricMagnitude="-4" metricUnit="m" metricValue="3.0" pageId="50" pageNumber="685" unit="mm" value="0.3">0.3 mm</quantity>
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wide for 60 chaetigers (21 anterior chaetigers of the
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<typeStatus id="0943D883FFEFFF90FE83A18219B0FF63" box="[350,448,188,213]" pageId="50" pageNumber="685" type="holotype">holotype</typeStatus>
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deposited at the
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<collectionCode id="B0E9FEE4FFEFFF90FD5AA1831AB5FF62" box="[647,709,189,212]" httpUri="http://grbio.org/cool/jg13-7fbc" name="Northern Territory Museum of Arts and Sciences" pageId="50" pageNumber="685">NTM</collectionCode>
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W025648, while the posterior chaetigers fixed in ethanol for a molecular analysis); smallest individual
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<quantity id="1100CBC4FFEFFF90FD84A1E11ADFFF41" box="[601,687,223,248]" metricMagnitude="-3" metricUnit="m" metricValue="2.5" pageId="50" pageNumber="685" unit="mm" value="2.5">2.5 mm</quantity>
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long,
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<quantity id="1100CBC4FFEFFF90FD29A1DE1B3AFF41" box="[756,842,224,248]" metricMagnitude="-4" metricUnit="m" metricValue="2.0" pageId="50" pageNumber="685" unit="mm" value="0.2">0.2 mm</quantity>
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wide for 33 chaetigers (AM W.45506). Pigmentation absent on body and palps; yellow pigment present on ventral pair of pygidial cirri. Prostomium with two conical fronto-lateral horns (
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<figureCitation id="4EC37AA4FFEFFF90FE51A0191997FEF6" box="[396,487,295,320]" captionStart="FIGURE 33" captionStartId="49.[151,250,1915,1937]" captionTargetBox="[196,1394,990,1895]" captionTargetId="figure@49.[196,1394,990,1895]" captionTargetPageId="49" captionText="FIGURE 33. Rhynchospio darwini n. sp. A—MIMB 28105; B – E—AM W. 45382. A. Anterior end with palps missing, dorsal view; B. Anterior end, left lateral view; C. Posterior end, left lateral view; D, E. Bidentate hooded hooks from median neuropodia; D. Hooks in frontal view; E. Hooks in lateral view. Abbreviations: al—alternating capillary, ho—hooded hooks, sa—ventral inferior sabre chaetae. Scale bars: A – C— 50 µm; D, E— 10 µm." httpUri="https://zenodo.org/record/235939/files/figure.png" pageId="50" pageNumber="685">Figs 33</figureCitation>
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A, B, 34A, B), bearing small knobs with short non-motile cilia. Caruncle low, indistinct, levelled in end of chaetiger 1. Occipital antenna absent. Two pairs of small red eyes arranged trapezoidally. Nuchal organs metameric; first pair of metamers on chaetiger 1 as curved ciliary bands on lateral sides of low caruncle; successive metamers as one pair of ciliary bands on posterior half of each chaetiger ending on at least chaetiger 15. Palps as long as 5–10 chaetigers, with frontal longitudinal groove lined with fine cilia, fronto-lateral compound cilia situated on sides of groove and beating towards the groove, and short transverse bands of long cilia regularly arranged on inner lateral side on distal half of each palp.
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</paragraph>
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<paragraph id="D6476621FFEFFF90FF1AA31A1919FD33" blockId="50.[151,1437,151,1005]" pageId="50" pageNumber="685">Chaetiger 1 with long capillaries and small postchaetal lamellae in both rami. Posterior notopodia with only capillaries. Prechaetal lamellae not developed. Notopodial postchaetal lamellae elongated; neuropodial lamellae short and rounded.</paragraph>
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<paragraph id="D6476621FFEFFF90FF1AA3B119DFFD7A" blockId="50.[151,1437,151,1005]" pageId="50" pageNumber="685">
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Sabre chaetae in neuropodia from chaetigers 11–12, 1–
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<quantity id="1100CBC4FFEFFF90FCF2A3AE1B2AFD1E" box="[815,858,655,680]" metricMagnitude="-2" metricUnit="m" metricValue="7.62" pageId="50" pageNumber="685" unit="in" value="3.0">3 in</quantity>
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a tuft, alimbate, with fine granulation on distal half of shaft (
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<figureCitation id="4EC37AA4FFEFFF90FF27A38A1920FD7A" box="[250,336,692,717]" captionStart="FIGURE 33" captionStartId="49.[151,250,1915,1937]" captionTargetBox="[196,1394,990,1895]" captionTargetId="figure@49.[196,1394,990,1895]" captionTargetPageId="49" captionText="FIGURE 33. Rhynchospio darwini n. sp. A—MIMB 28105; B – E—AM W. 45382. A. Anterior end with palps missing, dorsal view; B. Anterior end, left lateral view; C. Posterior end, left lateral view; D, E. Bidentate hooded hooks from median neuropodia; D. Hooks in frontal view; E. Hooks in lateral view. Abbreviations: al—alternating capillary, ho—hooded hooks, sa—ventral inferior sabre chaetae. Scale bars: A – C— 50 µm; D, E— 10 µm." httpUri="https://zenodo.org/record/235939/files/figure.png" pageId="50" pageNumber="685">Figs 33</figureCitation>
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E, 34H).
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</paragraph>
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<paragraph id="D6476621FFEFFF90FF1AA3E91B1FFC36" blockId="50.[151,1437,151,1005]" pageId="50" pageNumber="685">
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Hooks in neuropodia from chaetigers 11–12, up to four in a series, accompanied by 1–4 alternating capillaries and inferior sabre chaetae throughout. Alternating capillaries with narrow wing in anterior hook-bearing neuropodia (
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<figureCitation id="4EC37AA4FFEFFF90FEFAA221190CFC8E" box="[295,380,799,824]" captionStart="FIGURE 34" captionStartId="50.[151,250,1915,1937]" captionTargetBox="[196,1393,1046,1899]" captionTargetId="figure@50.[196,1393,1046,1899]" captionTargetPageId="50" captionText="FIGURE 34. Rhynchospio darwini n. sp. A—NTM W 025648; B – H—AM W. 45382. A. Anterior end in dorsal view with palps missing; B. Anterior end in left lateral view with palps missing; C. Left palp, inner lateral view; D. Posterior end, left lateral view; E – H. Neurochaetae from middle chaetiger; E. Alternating capillary chaeta with narrow wing; F. Tridentate hooded hook in lateral view; G. Same in frontal view; H. Inferior sabre chaeta." httpUri="https://zenodo.org/record/235940/files/figure.png" pageId="50" pageNumber="685">Fig. 34</figureCitation>
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E), alimbate, hair-like in posterior neuropodia. Hooks with only outer hood, tridentate, with two small upper teeth arranged in line above main fang (
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<figureCitation id="4EC37AA4FFEFFF90FCFEA27A1B0AFCEA" box="[803,890,836,861]" captionStart="FIGURE 33" captionStartId="49.[151,250,1915,1937]" captionTargetBox="[196,1394,990,1895]" captionTargetId="figure@49.[196,1394,990,1895]" captionTargetPageId="49" captionText="FIGURE 33. Rhynchospio darwini n. sp. A—MIMB 28105; B – E—AM W. 45382. A. Anterior end with palps missing, dorsal view; B. Anterior end, left lateral view; C. Posterior end, left lateral view; D, E. Bidentate hooded hooks from median neuropodia; D. Hooks in frontal view; E. Hooks in lateral view. Abbreviations: al—alternating capillary, ho—hooded hooks, sa—ventral inferior sabre chaetae. Scale bars: A – C— 50 µm; D, E— 10 µm." httpUri="https://zenodo.org/record/235939/files/figure.png" pageId="50" pageNumber="685">Figs 33</figureCitation>
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D, E, 34F, G); uppermost tooth tiny in hooks in anterior neuropodia, prominent in hooks in posterior neuropodia.
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</paragraph>
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<paragraph id="D6476621FFEFFF90FF1AA2B21D5DFC5B" blockId="50.[151,1437,151,1005]" pageId="50" pageNumber="685">Branchiae from chaetiger 2 through most part of body, free from notopodial postchaetal lamellae, flattened, with surfaces orientated parallel to body axis, each with two rows of short cilia running along inner surface. Afferent and efferent branchial blood vessels forming a loop and not interconnected by radial capillaries.</paragraph>
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<caption id="828736A9FFEFFF90FF4AA6451B58F85A" httpUri="https://zenodo.org/record/235940/files/figure.png" pageId="50" pageNumber="685" targetBox="[196,1393,1046,1899]" targetPageId="50">
|
||
<paragraph id="D6476621FFEFFF90FF4AA6451B58F85A" blockId="50.[151,1436,1915,2028]" pageId="50" pageNumber="685">
|
||
<emphasis id="E48CBA33FFEFFF90FF4AA645196FF827" bold="true" box="[151,287,1915,1937]" pageId="50" pageNumber="685">FIGURE 34.</emphasis>
|
||
<taxonomicName id="11F81DA2FFEFFF90FEF8A645198DF827" box="[293,509,1915,1937]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="50" pageNumber="685" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
|
||
<emphasis id="E48CBA33FFEFFF90FEF8A645198DF827" box="[293,509,1915,1937]" italics="true" pageId="50" pageNumber="685">Rhynchospio darwini</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="FFBF0748FFEFFF90FDDEA6421A49F827" box="[515,569,1916,1937]" pageId="50" pageNumber="685" rank="species">n. sp.</taxonomicNameLabel>
|
||
A—NTM W025648; B–H—AM W.45382. A. Anterior end in dorsal view with palps missing; B. Anterior end in left lateral view with palps missing; C. Left palp, inner lateral view; D. Posterior end, left lateral view; E–H. Neurochaetae from middle chaetiger; E. Alternating capillary chaeta with narrow wing; F. Tridentate hooded hook in lateral view; G. Same in frontal view; H. Inferior sabre chaeta.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="D6476621FFEEFF91FF1AA1A91A19FEF6" blockId="51.[151,1437,151,1365]" pageId="51" pageNumber="686">Nototrochs from chaetiger 1 onwards, each composed of two rows of cilia, separated from branchial ciliation by narrow gap. Nototroch on chaetiger 1 interrupted middorsally by caruncle; nototrochs on succeeding chaetigers complete transverse rows. Intersegmental transverse ciliation absent. Intersegmental longitudinal ciliation from chaetiger 2 onwards, as short bands of short cilia on dorso-lateral edges of chaetigers, extending from one chaetiger onto anterior part of successive chaetiger.</paragraph>
|
||
<paragraph id="D6476621FFEEFF91FF1AA07219A1FE3E" blockId="51.[151,1437,151,1365]" pageId="51" pageNumber="686">
|
||
Pygidium with one pair of ventral cirri and two pairs of thinner, slightly longer dorsal cirri in all three
|
||
<typeStatus id="0943D883FFEEFF91FAB1A0731DECFED3" box="[1388,1436,333,357]" pageId="51" pageNumber="686">type</typeStatus>
|
||
specimens (
|
||
<figureCitation id="4EC37AA4FFEEFF91FEC7A0511900FE3E" box="[282,368,367,392]" captionStart="FIGURE 33" captionStartId="49.[151,250,1915,1937]" captionTargetBox="[196,1394,990,1895]" captionTargetId="figure@49.[196,1394,990,1895]" captionTargetPageId="49" captionText="FIGURE 33. Rhynchospio darwini n. sp. A—MIMB 28105; B – E—AM W. 45382. A. Anterior end with palps missing, dorsal view; B. Anterior end, left lateral view; C. Posterior end, left lateral view; D, E. Bidentate hooded hooks from median neuropodia; D. Hooks in frontal view; E. Hooks in lateral view. Abbreviations: al—alternating capillary, ho—hooded hooks, sa—ventral inferior sabre chaetae. Scale bars: A – C— 50 µm; D, E— 10 µm." httpUri="https://zenodo.org/record/235939/files/figure.png" pageId="51" pageNumber="686">Figs 33</figureCitation>
|
||
C, 34D).
|
||
</paragraph>
|
||
<paragraph id="D6476621FFEEFF91FF1AA0AA1B5AFE1A" blockId="51.[151,1437,151,1365]" box="[199,810,404,429]" pageId="51" pageNumber="686">Glandular pouches in neuropodia from chaetigers 7–8.</paragraph>
|
||
<paragraph id="D6476621FFEEFF91FF1AA0861C2FFE43" blockId="51.[151,1437,151,1365]" pageId="51" pageNumber="686">Narrow oesophagus extending through 8–12 anterior chaetigers. Ventral buccal bulb below oesophagus extending to almost end of chaetiger 2. Gizzard-like structure in digestive tract absent.</paragraph>
|
||
<paragraph id="D6476621FFEEFF91FF1AA0C11B4FFD8B" blockId="51.[151,1437,151,1365]" pageId="51" pageNumber="686">Main dorsal blood vessel transformed into gut sinus in anterior part of midgut. Heart body absent inside main dorsal vessel. Blood red, without globules or other elements.</paragraph>
|
||
<paragraph id="D6476621FFEEFF91FF1AA3791A14FDD6" blockId="51.[151,1437,151,1365]" box="[199,612,583,608]" pageId="51" pageNumber="686">Nephridia from chaetiger 4 onwards.</paragraph>
|
||
<paragraph id="D6476621FFEEFF91FF1AA3521A2DFCA3" blockId="51.[151,1437,151,1365]" pageId="51" pageNumber="686">
|
||
<emphasis id="E48CBA33FFEEFF91FF1AA3521903FD33" bold="true" box="[199,371,620,645]" pageId="51" pageNumber="686">Reproduction.</emphasis>
|
||
<taxonomicName id="11F81DA2FFEEFF91FEA4A3521A17FD33" box="[377,615,620,645]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
|
||
<emphasis id="E48CBA33FFEEFF91FEA4A3521A17FD33" box="[377,615,620,645]" italics="true" pageId="51" pageNumber="686">Rhynchospio darwini</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="FFBF0748FFEEFF91FDB3A3531AD9FD32" box="[622,681,621,644]" pageId="51" pageNumber="686" rank="species">n. sp.</taxonomicNameLabel>
|
||
is hermaphroditic. The
|
||
<typeStatus id="0943D883FFEEFF91FC69A3521C66FD33" box="[948,1046,620,645]" pageId="51" pageNumber="686" type="holotype">holotype</typeStatus>
|
||
has sperm in chaetigers 11–14 and small developing oocytes in paired ovaries in chaetigers 15–30. The oocytes are up to 65 µm in diameter, with thin and smooth membrane less than 1 µm thick, with germinal vesicle about 30 Μm, and single nucleolus about 10 µm in diameter. The
|
||
<typeStatus id="0943D883FFEEFF91FE8BA3E619C6FD46" box="[342,438,728,752]" pageId="51" pageNumber="686" type="paratype">paratype</typeStatus>
|
||
<collectionCode id="B0E9FEE4FFEEFF91FE60A3E61A7BFD59" box="[445,523,728,751]" httpUri="http://grbio.org/cool/063z-3mpp" name="Museum of the Institute of Marine Biology" pageId="51" pageNumber="686">MIMB</collectionCode>
|
||
28105 has sperm in chaetigers 11–14 and small oocytes up to 25 µm in diameter developing in ovaries from chaetiger 15.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="9EE235AAFFEEFF91FF1AA2211DECFBE1" pageId="51" pageNumber="686" type="discussion">
|
||
<paragraph id="D6476621FFEEFF91FF1AA2211D12FC7E" blockId="51.[151,1437,151,1365]" pageId="51" pageNumber="686">
|
||
<emphasis id="E48CBA33FFEEFF91FF1AA221194BFC8E" bold="true" box="[199,315,799,824]" pageId="51" pageNumber="686">Remarks.</emphasis>
|
||
<taxonomicName id="11F81DA2FFEEFF91FE9CA2211A5FFC8E" box="[321,559,799,824]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
|
||
<emphasis id="E48CBA33FFEEFF91FE9CA2211A5FFC8E" box="[321,559,799,824]" italics="true" pageId="51" pageNumber="686">Rhynchospio darwini</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="FFBF0748FFEEFF91FDEBA21E1A02FC81" box="[566,626,800,823]" pageId="51" pageNumber="686" rank="species">n. sp.</taxonomicNameLabel>
|
||
appears similar to
|
||
<taxonomicName id="11F81DA2FFEEFF91FC98A2211D58FC8E" authority="Radashevsky, 2007" authorityName="Radashevsky" authorityYear="2007" box="[837,1320,799,824]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="nhatrangi">
|
||
<emphasis id="E48CBA33FFEEFF91FC98A2211C3AFC8E" box="[837,1098,799,824]" italics="true" pageId="51" pageNumber="686">Rhynchospio nhatrangi</emphasis>
|
||
<bibRefCitation id="B2691BD0FFEEFF91FB8CA2211D58FC8E" author="Radashevsky" box="[1105,1320,799,824]" pageId="51" pageNumber="686" refString="Radashevsky, V. I. (2007) Morphology and biology of a new Rhynchospio species (Polychaeta: Spionidae) from the South China Sea, Vietnam, with the review of Rhynchospio taxa. Journal of Natural History, London, 41, 985 - 997. http: // dx. doi. org / 10.1080 / 00222930701376717" type="book chapter" year="2007">Radashevsky, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
originally described from Nhatrang Bay,
|
||
<collectingCountry id="AEEF26B1FFEEFF91FE29A27A1A26FCEB" box="[500,598,836,861]" name="Vietnam" pageId="51" pageNumber="686">Vietnam</collectingCountry>
|
||
, in having up to three pairs of cirri on the pygidium, sperm developing in chaetigers 11–14 and oocytes from chaetiger 15 onwards. The two species differ however in that adults of
|
||
<taxonomicName id="11F81DA2FFEEFF91FA59A2571975FC13" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="nhatrangi">
|
||
<emphasis id="E48CBA33FFEEFF91FA59A2571975FC13" italics="true" pageId="51" pageNumber="686">R. nhatrangi</emphasis>
|
||
</taxonomicName>
|
||
have falcate unidentate hooks in neuropodia of chaetigers 11–14 and tridentate hooks from chaetiger 15 onwards, whereas adults of
|
||
<taxonomicName id="11F81DA2FFEEFF91FE13A28F1A35FC7E" box="[462,581,943,968]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
|
||
<emphasis id="E48CBA33FFEEFF91FE13A28F1A35FC7E" box="[462,581,943,968]" italics="true" pageId="51" pageNumber="686">R. darwini</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="FFBF0748FFEEFF91FD91A28E1AF8FC71" box="[588,648,944,967]" pageId="51" pageNumber="686" rank="species">n. sp.</taxonomicNameLabel>
|
||
have only tridentate hooks in neuropodia from chaetigers 11–12.
|
||
</paragraph>
|
||
<paragraph id="D6476621FFEEFF91FF1AA2EA1DECFBE1" blockId="51.[151,1437,151,1365]" pageId="51" pageNumber="686">
|
||
<taxonomicName id="11F81DA2FFEEFF91FF1AA2EA19C8FC5B" box="[199,440,980,1005]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
|
||
<emphasis id="E48CBA33FFEEFF91FF1AA2EA19C8FC5B" box="[199,440,980,1005]" italics="true" pageId="51" pageNumber="686">Rhynchospio darwini</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="FFBF0748FFEEFF91FE1CA2EB1A70FC5A" box="[449,512,981,1004]" pageId="51" pageNumber="686" rank="species">n. sp.</taxonomicNameLabel>
|
||
differs from two other Australian species,
|
||
<taxonomicName id="11F81DA2FFEEFF91FC2DA2EB1CE3FC5B" box="[1008,1171,980,1005]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="australiana">
|
||
<emphasis id="E48CBA33FFEEFF91FC2DA2EB1CE3FC5B" box="[1008,1171,980,1005]" italics="true" pageId="51" pageNumber="686">R. australiana</emphasis>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="11F81DA2FFEEFF91FB13A2EB1D34FC5B" box="[1230,1348,980,1005]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="glycera">
|
||
<emphasis id="E48CBA33FFEEFF91FB13A2EB1D34FC5B" box="[1230,1348,980,1005]" italics="true" pageId="51" pageNumber="686">R. glycera</emphasis>
|
||
</taxonomicName>
|
||
, by the shape of prostomium, and from
|
||
<taxonomicName id="11F81DA2FFEEFF91FDDEA2C71A07FBA6" box="[515,631,1015,1040]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="glycera">
|
||
<emphasis id="E48CBA33FFEEFF91FDDEA2C71A07FBA6" box="[515,631,1015,1040]" italics="true" pageId="51" pageNumber="686">R. glycera</emphasis>
|
||
</taxonomicName>
|
||
also by the presence of tridentate hooks in neuropodia from chaetigers 11–12 instead of quadridentate hooks from chaetiger 27.
|
||
<taxonomicName id="11F81DA2FFEEFF91FC8AA5221C07FB83" box="[855,1143,1052,1077]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="australiana">
|
||
<emphasis id="E48CBA33FFEEFF91FC8AA5221C07FB83" box="[855,1143,1052,1077]" italics="true" pageId="51" pageNumber="686">Rhynchospio australiana</emphasis>
|
||
</taxonomicName>
|
||
has tridentate hooks in neuropodia from chaetiger 8 but has no notochaetae in chaetiger 1 which are present in
|
||
<taxonomicName id="11F81DA2FFEEFF91FBB7A5011D29FBEE" box="[1130,1369,1087,1112]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
|
||
<emphasis id="E48CBA33FFEEFF91FBB7A5011D29FBEE" box="[1130,1369,1087,1112]" italics="true" pageId="51" pageNumber="686">Rhynchospio darwini</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="FFBF0748FFEEFF91FABDA57E1DECFBE1" box="[1376,1436,1088,1111]" pageId="51" pageNumber="686" rank="species">n. sp.</taxonomicNameLabel>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="9EE235AAFFEEFF91FF1AA55A1C47FA86" pageId="51" pageNumber="686" type="etymology">
|
||
<paragraph id="D6476621FFEEFF91FF1AA55A1CEAFABB" blockId="51.[151,1437,151,1365]" pageId="51" pageNumber="686">
|
||
<emphasis id="E48CBA33FFEEFF91FF1AA55A193EFBCB" bold="true" box="[199,334,1124,1149]" pageId="51" pageNumber="686">Etymology.</emphasis>
|
||
The species is named after its
|
||
<typeStatus id="0943D883FFEEFF91FD13A55B1A8EFBCB" box="[718,766,1125,1149]" pageId="51" pageNumber="686">type</typeStatus>
|
||
locality, Darwin, the capital and chief port of Northern Territory,
|
||
<collectingCountry id="AEEF26B1FFEEFF91FED5A5B91902FB16" box="[264,370,1159,1184]" name="Australia" pageId="51" pageNumber="686">Australia</collectingCountry>
|
||
, and thus is in honour of the British naturalist Charles Darwin. On
|
||
<date id="A24640E1FFEEFF91FBA2A5B61D21FB16" box="[1151,1361,1159,1184]" pageId="51" pageNumber="686" value="1839-09-09">9 September 1839</date>
|
||
, HMS
|
||
<emphasis id="E48CBA33FFEEFF91FF4AA5921895FB73" box="[151,229,1196,1221]" italics="true" pageId="51" pageNumber="686">Beagle</emphasis>
|
||
sailed into Darwin harbour during its surveying of the northern
|
||
<collectingCountry id="AEEF26B1FFEEFF91FC62A5921C59FB73" box="[959,1065,1196,1221]" name="Australia" pageId="51" pageNumber="686">Australia</collectingCountry>
|
||
. The ship’s captain, Commander John Clements Wickham named the region “Port Darwin” in honour of his former shipmate Charles Darwin, who had sailed on the earlier second expedition of the Beagle which had ended in
|
||
<date id="A24640E1FFEEFF91FC24A5CA1CE5FABB" box="[1017,1173,1268,1293]" pageId="51" pageNumber="686" value="1836-10">October 1836</date>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="D6476621FFEEFF91FF1AA4291C47FA86" blockId="51.[151,1437,151,1365]" box="[199,1079,1303,1328]" pageId="51" pageNumber="686">
|
||
<emphasis id="E48CBA33FFEEFF91FF1AA429195AFA86" bold="true" box="[199,298,1303,1328]" pageId="51" pageNumber="686">Habitat.</emphasis>
|
||
Adults of
|
||
<taxonomicName id="11F81DA2FFEEFF91FE7CA4291AFFFA86" box="[417,655,1303,1328]" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="51" pageNumber="686" phylum="Annelida" rank="species" species="darwini" status="sp. nov.">
|
||
<emphasis id="E48CBA33FFEEFF91FE7CA4291AFFFA86" box="[417,655,1303,1328]" italics="true" pageId="51" pageNumber="686">Rhynchospio darwini</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="FFBF0748FFEEFF91FD4BA4271AA2FA86" box="[662,722,1305,1328]" pageId="51" pageNumber="686" rank="species">n. sp.</taxonomicNameLabel>
|
||
were found on sandy intertidal.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="9EE235AAFFEEFF91FF1AA4021B1EFAE3" box="[199,878,1340,1365]" pageId="51" pageNumber="686" type="distribution">
|
||
<paragraph id="D6476621FFEEFF91FF1AA4021B1EFAE3" blockId="51.[151,1437,151,1365]" box="[199,878,1340,1365]" pageId="51" pageNumber="686">
|
||
<emphasis id="E48CBA33FFEEFF91FF1AA4021910FAE3" bold="true" box="[199,352,1340,1365]" pageId="51" pageNumber="686">Distribution.</emphasis>
|
||
<collectingCountry id="AEEF26B1FFEEFF91FEBAA40219A2FAE3" box="[359,466,1340,1365]" name="Australia" pageId="51" pageNumber="686">Australia</collectingCountry>
|
||
: Northern Territory and Queensland.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |