214 lines
26 KiB
XML
214 lines
26 KiB
XML
<document id="B19E7DE353159D9269A52AE00CB98AAC" ID-DOI="10.5281/zenodo.189048" ID-GBIF-Dataset="cc3fea04-eca2-4526-a4f8-3cb2502bf9c3" ID-ISSN="1175-5326" ID-Zenodo-Dep="189048" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461099071944" checkinUser="plazi" docAuthor="Wit, Pierre De, Rota, Emilia & Erséus, Christer" docDate="2009" docId="FB45AF01C969876D80E2FA22F9CCA7CE" docLanguage="en" docName="zt02165p038.pdf" docOrigin="Zootaxa 2165" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Grania homochaeta Wit, Rota & Erséus, 2009, sp. n." docType="treatment" docVersion="9" lastPageNumber="25" masterDocId="077CD779C96E87648075FFC3FD76A308" masterDocTitle="Grania (Annelida: Clitellata: Enchytraeidae) of the Great Barrier Reef, Australia, including four new species and a re-description of Grania trichaeta Jamieson, 1977" masterLastPageNumber="38" masterPageNumber="16" pageNumber="23" updateTime="1698590481319" updateUser="plazi">
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<mods:titleInfo id="A0559A357EED37A45490D6F6EC36B2A7">
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<mods:title id="D12CEC041FA30EDBB0D18A6E8D674FA9">Grania (Annelida: Clitellata: Enchytraeidae) of the Great Barrier Reef, Australia, including four new species and a re-description of Grania trichaeta Jamieson, 1977</mods:title>
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</mods:titleInfo>
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<mods:name id="A002B995070C9DF070013AAD35789041" type="personal">
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<mods:roleTerm id="8E45FD79A02B5E513A5A156A5D0C26D1">Author</mods:roleTerm>
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<mods:namePart id="216B5F738D2E67492C8EBA2DFC387A24">Wit, Pierre De</mods:namePart>
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</mods:name>
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<mods:name id="6B37E4E94592E741B0D7FE3540F4A8F6" type="personal">
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<mods:roleTerm id="2D4817575BE4357E8B4D2915DA5BEF23">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="D5902A74B6DB67909A6098D75A74A668">Rota, Emilia</mods:namePart>
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</mods:name>
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<mods:name id="707AD7DD5E7E7AB51690770C0F24F372" type="personal">
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<mods:role id="9E2D9E1F8B30639A18A87ABC6FA1CCCC">
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<mods:roleTerm id="C62801DAE46C0632C29AC1B9404B2BC3">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="CDE631E0D8E210D93B471A948BC7584F">Erséus, Christer</mods:namePart>
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</mods:name>
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<mods:typeOfResource id="AA2DAFFC09F0F896B95993A2721ADB12">text</mods:typeOfResource>
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<mods:titleInfo id="628AEEA98B9F8B8B133CBE182B30B31A">
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<mods:title id="D1261092711790F8E447B673D107494E">Zootaxa</mods:title>
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<mods:part id="4E801AC6200EF6817E6E7DC9675F5F3A">
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<mods:date id="D3FA5FDA01E337457564601F0B3ECC6F">2009</mods:date>
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<mods:detail id="6A18CDF0DD1B396E6DC41EF23B5DD19D" type="volume">
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<mods:number id="E4DDF887A666ED5F3372F7ABED489088">2165</mods:number>
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<mods:start id="0576566185562A3AAD122C14BF8BCADD">16</mods:start>
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<mods:end id="1CA70E3E5D78C43C331DA30A4E035AA8">38</mods:end>
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<mods:classification id="22DBCD01F54F0F1111F0D7DFDFFA3BDE">journal article</mods:classification>
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<mods:identifier id="5DDA5B501E571F9A3C72C0F4A35AC1C8" type="DOI">10.5281/zenodo.189048</mods:identifier>
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<mods:identifier id="6C174AC704FEB211AE0369E9110B4D1C" type="GBIF-Dataset">cc3fea04-eca2-4526-a4f8-3cb2502bf9c3</mods:identifier>
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<mods:identifier id="6967F5686E846983145B8C292B0A8A4A" type="ISSN">1175-5326</mods:identifier>
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<mods:identifier id="8B99F5A8A15CAF8F030D625DB403DA04" type="Zenodo-Dep">189048</mods:identifier>
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<treatment id="FB45AF01C969876D80E2FA22F9CCA7CE" ID-DOI="http://doi.org/10.5281/zenodo.6217972" ID-GBIF-Taxon="119621274" ID-Zenodo-Dep="6217972" LSID="urn:lsid:plazi:treatment:FB45AF01C969876D80E2FA22F9CCA7CE" httpUri="http://treatment.plazi.org/id/FB45AF01C969876D80E2FA22F9CCA7CE" lastPageId="9" lastPageNumber="25" pageId="7" pageNumber="23">
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<subSubSection id="3BF64D9CC969876380E2FA22FC4CA516" pageId="7" pageNumber="23" type="nomenclature">
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<paragraph id="73531E17C969876380E2FA22FCA7A6F2" blockId="7.[151,465,1504,1566]" box="[151,465,1504,1531]" pageId="7" pageNumber="23">
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<heading id="281BA97BC969876380E2FA22FCA7A6F2" bold="true" box="[151,465,1504,1531]" fontSize="11" level="1" pageId="7" pageNumber="23" reason="1">
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<emphasis id="4198C205C969876380E2FA22FCA7A6F2" bold="true" box="[151,465,1504,1531]" pageId="7" pageNumber="23">
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<taxonomicName id="B4EC6594C969876380E2FA22FCF1A6F3" ID-CoL="3H7Z9" box="[151,391,1505,1531]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="7" pageNumber="23" phylum="Annelida" rank="species" species="homochaeta" status="sp. nov.">
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<emphasis id="4198C205C969876380E2FA22FCF1A6F3" bold="true" box="[151,391,1505,1531]" italics="true" pageId="7" pageNumber="23">Grania homochaeta</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="5AAB7F7EC969876381FAFA23FCA7A6F2" box="[399,465,1504,1530]" pageId="7" pageNumber="23" rank="species">sp. n.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="73531E17C969876380E2F9C7FC4CA516" blockId="7.[151,465,1504,1566]" box="[151,314,1540,1566]" pageId="7" pageNumber="23">
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(
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<figureCitation id="EBD70292C969876380EAF9C7FD87A516" box="[159,241,1540,1566]" captionStart="FIGURE 5" captionStartId="8.[151,257,1741,1765]" captionTargetBox="[245,1352,310,1679]" captionTargetId="figure@8.[224,1363,295,1716]" captionTargetPageId="8" captionText="FIGURE 5. Grania homochaeta sp. n. (Holotype, stn. H 4). A: Chaetae. B: Clitellar gland cell pattern, dorsal view, anterior end to the right. C: Penial apparatus, side view, anterior end to the top. D: Spermatheca, side view, anterior end to the bottom." httpUri="https://zenodo.org/record/189053/files/figure.png" pageId="7" pageNumber="23">Figs. 5</figureCitation>
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,
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<figureCitation id="EBD70292C9698763808AF9C7FC6AA516" box="[255,284,1540,1566]" captionStart="FIGURE 10" captionStartId="16.[151,255,1976,2000]" captionTargetBox="[455,1130,429,1948]" captionTargetId="figure@16.[455,1131,429,1950]" captionTargetPageId="16" captionText="FIGURE 10. Chaetae. A: G. breviductus sp. n.. B: G. regina sp. n.. C: G. ho m o c ha e ta sp. n.. D: G. c o lor at a sp. n.. E: G. trichaeta Jamieson 1977." httpUri="https://zenodo.org/record/189058/files/figure.png" pageId="7" pageNumber="23">10</figureCitation>
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C)
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</paragraph>
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</subSubSection>
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<subSubSection id="3BF64D9CC969876380E2F993FD83A5B0" pageId="7" pageNumber="23" type="materials_examined">
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<paragraph id="73531E17C969876380E2F993F9B3A563" blockId="7.[151,1437,1616,2030]" box="[151,1221,1616,1643]" pageId="7" pageNumber="23">
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<emphasis id="4198C205C969876380E2F993FC64A562" bold="true" box="[151,274,1616,1642]" pageId="7" pageNumber="23">
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<typeStatus id="AC57A0B5C969876380E2F993FC78A562" box="[151,270,1616,1642]" pageId="7" pageNumber="23" type="holotype">Holotype</typeStatus>
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:
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</emphasis>
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AMS
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<typeStatus id="AC57A0B5C96987638114F992FCE2A563" box="[353,404,1617,1643]" pageId="7" pageNumber="23">type</typeStatus>
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coll. W.35544, whole-mounted specimen from Heron Island, stn. H4.
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</paragraph>
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<paragraph id="73531E17C969876380B0F9B4FD83A5B0" blockId="7.[151,1437,1616,2030]" pageId="7" pageNumber="23">
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<emphasis id="4198C205C969876380B0F9B4FC3EA599" bold="true" box="[197,328,1655,1681]" pageId="7" pageNumber="23">
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<typeStatus id="AC57A0B5C969876380B0F9B4FC34A599" box="[197,322,1655,1681]" pageId="7" pageNumber="23" type="paratype">Paratype</typeStatus>
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:
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</emphasis>
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<collectionCode id="15FD86D2C96987638125F9BBFCDEA59A" box="[336,424,1656,1682]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="23">SMNH</collectionCode>
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<typeStatus id="AC57A0B5C969876381C5F9BBFC93A59A" box="[432,485,1656,1682]" pageId="7" pageNumber="23">type</typeStatus>
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coll. 7767, whole-mounted specimen (posteriorly amputated) from the
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<typeStatus id="AC57A0B5C96987638512F9BBF8EAA59A" box="[1383,1436,1656,1682]" pageId="7" pageNumber="23">type</typeStatus>
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locality.
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</paragraph>
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</subSubSection>
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<subSubSection id="3BF64D9CC969876D80B0F906FFAEA2C8" lastPageId="9" lastPageNumber="25" pageId="7" pageNumber="23" type="description">
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<paragraph id="73531E17C969876C80B0F906FF5EA3F7" blockId="7.[151,1437,1616,2030]" lastBlockId="8.[151,1437,152,255]" lastPageId="8" lastPageNumber="24" pageId="7" pageNumber="23">
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<emphasis id="4198C205C969876380B0F906FC29A5D7" bold="true" box="[197,351,1733,1759]" pageId="7" pageNumber="23">Description:</emphasis>
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Body 3.0 mm long (
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<typeStatus id="AC57A0B5C96987638224F906FFCAA5D7" box="[593,700,1733,1759]" pageId="7" pageNumber="23" type="holotype">holotype</typeStatus>
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, only complete specimen),
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<quantity id="B414B3F2C9698763838EF906F912A5D7" box="[1019,1124,1733,1759]" metricMagnitude="-5" metricUnit="m" metricValue="8.0" pageId="7" pageNumber="23" unit="mm" value="0.08">0.08 mm</quantity>
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wide at III,
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<quantity id="B414B3F2C96987638487F906F8EAA5D7" box="[1266,1436,1733,1759]" metricMagnitude="-5" metricUnit="m" metricValue="8.499999999999998" metricValueMax="9.0" metricValueMin="8.0" pageId="7" pageNumber="23" unit="mm" value="0.08499999999999999" valueMax="0.09" valueMin="0.08">0.08–0.09 mm</quantity>
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at clitellum (n=2). Segment number 35 (n=1). Prostomium rounded, 35–50 µm wide, 25–30 µm long (n=2); epidermis 9–11 µm thick dorsally and anteriorly, 8 µm ventrally (n=2). Peristomium 65–80 µm wide at 1/2 (n=2). Both ventral and lateral chaetae commencing in XVII. Chaetae increasing in size toward posterior body end, from 40 to 55 µm long (n=6); chaetal shaft widest at base, tapering distally, L-shaped; foot 10–15 µm long, with moderate instep and marked heel; chaetal index=4.84, n=6 sd=0.548 (
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<figureCitation id="EBD70292C96987638428F845F9D9A4A8" box="[1117,1199,1926,1952]" captionStart="FIGURE 5" captionStartId="8.[151,257,1741,1765]" captionTargetBox="[245,1352,310,1679]" captionTargetId="figure@8.[224,1363,295,1716]" captionTargetPageId="8" captionText="FIGURE 5. Grania homochaeta sp. n. (Holotype, stn. H 4). A: Chaetae. B: Clitellar gland cell pattern, dorsal view, anterior end to the right. C: Penial apparatus, side view, anterior end to the top. D: Spermatheca, side view, anterior end to the bottom." httpUri="https://zenodo.org/record/189053/files/figure.png" pageId="7" pageNumber="23">Figs. 5</figureCitation>
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A, 10C). Epidermal gland cells inconspicuous. Clitellum 8–13 µm thick, extending from anterior of XII to mid XIII, with transverse rows of granular gland cells interspersed with hyaline cells at a frequency of 5–6:1 (
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<figureCitation id="EBD70292C96987638558F817F801A4E6" box="[1325,1399,2004,2030]" captionStart="FIGURE 5" captionStartId="8.[151,257,1741,1765]" captionTargetBox="[245,1352,310,1679]" captionTargetId="figure@8.[224,1363,295,1716]" captionTargetPageId="8" captionText="FIGURE 5. Grania homochaeta sp. n. (Holotype, stn. H 4). A: Chaetae. B: Clitellar gland cell pattern, dorsal view, anterior end to the right. C: Penial apparatus, side view, anterior end to the top. D: Spermatheca, side view, anterior end to the bottom." httpUri="https://zenodo.org/record/189053/files/figure.png" pageId="7" pageNumber="23">Fig. 5</figureCitation>
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B), except near male pores where hyaline cells are absent, and midventrally, where no gland cells are present. Midventral copulatory gland in XIV. Spermathecal pores lateral, located immediately behind 4/5. Male pores located ventrolaterally in mid XII.
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</paragraph>
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<caption id="27934E9FC966876C80E2F90EFC5AA422" httpUri="https://zenodo.org/record/189053/files/figure.png" pageId="8" pageNumber="24" targetBox="[245,1352,310,1679]" targetPageId="8">
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<paragraph id="73531E17C966876C80E2F90EFC5AA422" blockId="8.[151,1436,1741,1834]" pageId="8" pageNumber="24">
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<emphasis id="4198C205C966876C80E2F90EFC68A5ED" bold="true" box="[151,286,1741,1765]" pageId="8" pageNumber="24">FIGURE 5.</emphasis>
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<taxonomicName id="B4EC6594C966876C8150F90DFF74A5ED" box="[293,514,1742,1765]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="8" pageNumber="24" phylum="Annelida" rank="species" species="homochaeta" status="sp. nov.">
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<emphasis id="4198C205C966876C8150F90DFF74A5ED" box="[293,514,1742,1765]" italics="true" pageId="8" pageNumber="24">Grania homochaeta</emphasis>
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</taxonomicName>
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<emphasis id="4198C205C966876C827FF90EFF3CA5ED" bold="true" box="[522,586,1741,1765]" pageId="8" pageNumber="24">
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<taxonomicNameLabel id="5AAB7F7EC966876C827FF90EFF3CA5ED" box="[522,586,1741,1765]" pageId="8" pageNumber="24" rank="species">sp. n.</taxonomicNameLabel>
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</emphasis>
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(Holotype, stn. H4). A: Chaetae. B: Clitellar gland cell pattern, dorsal view, anterior end to the right. C: Penial apparatus, side view, anterior end to the top. D: Spermatheca, side view, anterior end to the bottom.
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</paragraph>
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</caption>
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<paragraph id="73531E17C966876D80B0F89BFFAEA2C8" blockId="8.[151,1436,1880,2022]" lastBlockId="9.[151,1437,152,1222]" lastPageId="9" lastPageNumber="25" pageId="8" pageNumber="24">
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Brain posteriorly indented. Head organ absent. Pharyngeal glands in IV–VI; dorsal lobes present in IV–VI, ventral lobes present in V (2 pairs) and VI (2 pairs); not connected dorsally. First pair of nephridia at 7/8. Dorsal blood vessel commencing in XVI–XVII. Chloragogen cells small (5–7 µm tall). Coelomocytes not observed. Sperm sac extending posteriorly from clitellum as far back as XIV. Sperm funnels of uniform width, 20–25 µm wide, 8–10 times as long as wide. Heads of spermatozoa 10 µm long. Vasa deferentia unmodified, loosely coiled in XII–XVII; 6 µm wide, internally ciliated. Penial apparatuses (
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<figureCitation id="EBD70292C967876D8421FF7DF9EDA3D0" box="[1108,1179,190,216]" captionStart="FIGURE 5" captionStartId="8.[151,257,1741,1765]" captionTargetBox="[245,1352,310,1679]" captionTargetId="figure@8.[224,1363,295,1716]" captionTargetPageId="8" captionText="FIGURE 5. Grania homochaeta sp. n. (Holotype, stn. H 4). A: Chaetae. B: Clitellar gland cell pattern, dorsal view, anterior end to the right. C: Penial apparatus, side view, anterior end to the top. D: Spermatheca, side view, anterior end to the bottom." httpUri="https://zenodo.org/record/189053/files/figure.png" pageId="9" pageNumber="25">Fig. 5</figureCitation>
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C) with uniform oval glandular structures, 40–50 µm long, 30–40 µm wide, next to epidermal invaginations (the latter 5 µm wide and 35–40 µm deep); vasa deferentia opening into epidermal invaginations; stylets absent (penial bulb
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<typeStatus id="AC57A0B5C967876D8536FECFF803A22E" box="[1347,1397,268,294]" pageId="9" pageNumber="25">type</typeStatus>
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3). Egg sac reaching as far back as XV. Spermathecae (
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<figureCitation id="EBD70292C967876D836EFEF1FE12A244" box="[795,868,306,332]" captionStart="FIGURE 5" captionStartId="8.[151,257,1741,1765]" captionTargetBox="[245,1352,310,1679]" captionTargetId="figure@8.[224,1363,295,1716]" captionTargetPageId="8" captionText="FIGURE 5. Grania homochaeta sp. n. (Holotype, stn. H 4). A: Chaetae. B: Clitellar gland cell pattern, dorsal view, anterior end to the right. C: Penial apparatus, side view, anterior end to the top. D: Spermatheca, side view, anterior end to the bottom." httpUri="https://zenodo.org/record/189053/files/figure.png" pageId="9" pageNumber="25">Fig. 5</figureCitation>
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D) attached to oesophagus near 5/6; ampullae roughly spherical, 30–35 µm in diameter, ducts 16–18 µm wide at spermathecal pores, tapering entally to 7–9 µm near ampullae, 50–55 µm long, wedged about 10 µm into ampullae; 8–9 sperm rings per spermatheca, 6 µm in diameter; no glands at spermathecal pores.
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</paragraph>
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</subSubSection>
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<subSubSection id="3BF64D9CC967876D80B0FE0EFF90A106" pageId="9" pageNumber="25" type="etymology">
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<paragraph id="73531E17C967876D80B0FE0EFF90A106" blockId="9.[151,1437,152,1222]" pageId="9" pageNumber="25">
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<emphasis id="4198C205C967876D80B0FE0EFC23A2EF" bold="true" box="[197,341,461,487]" pageId="9" pageNumber="25">Etymology:</emphasis>
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From the Greek
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<emphasis id="4198C205C967876D826EFE0EFF2AA2EE" box="[539,604,461,486]" italics="true" pageId="9" pageNumber="25">homo</emphasis>
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, meaning equal, and
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<emphasis id="4198C205C967876D8321FE0EFED4A2EE" box="[852,930,461,486]" italics="true" pageId="9" pageNumber="25">chaeta</emphasis>
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, referring to the fact that ventral and lateral chaetae have the same distribution along the body.
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</paragraph>
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</subSubSection>
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<subSubSection id="3BF64D9CC967876D80B0FDD9F9D5A797" pageId="9" pageNumber="25" type="discussion">
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<paragraph id="73531E17C967876D80B0FDD9FFBBA1A0" blockId="9.[151,1437,152,1222]" pageId="9" pageNumber="25">
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<emphasis id="4198C205C967876D80B0FDD9FC32A13C" bold="true" box="[197,324,538,564]" pageId="9" pageNumber="25">Remarks:</emphasis>
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As only two specimens of this species are available, it is not possible to draw conclusions concerning intraspecific variation. However, it is clear that this is a distinct species based on its unique chaetal distribution. No other species of
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<taxonomicName id="B4EC6594C967876D824DFDABFFE4A189" box="[568,658,616,641]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="genus">
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<emphasis id="4198C205C967876D824DFDABFFE4A189" box="[568,658,616,641]" italics="true" pageId="9" pageNumber="25">Grania</emphasis>
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</taxonomicName>
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has been described with both ventral and lateral chaetae first occurring in the same segment (see Discussion).
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</paragraph>
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<paragraph id="73531E17C967876D80B0FD76F9D5A797" blockId="9.[151,1437,152,1222]" pageId="9" pageNumber="25">
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Both the spermathecae and the penial bulbs, however, lack obvious distinguishing features, and closely resemble those of
|
||
<emphasis id="4198C205C967876D8100FD1FFC8CA1FD" box="[373,506,732,757]" italics="true" pageId="9" pageNumber="25">G. c o l o r a t a</emphasis>
|
||
<emphasis id="4198C205C967876D8273FD18FF3DA1FD" bold="true" box="[518,587,731,757]" pageId="9" pageNumber="25">sp. n.</emphasis>
|
||
, described below. In fact, apart from the different location of the first ventral chaetae (XVII in
|
||
<taxonomicName id="B4EC6594C967876D81CCFCC1FF11A013" box="[441,615,770,795]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="homochaeta">
|
||
<emphasis id="4198C205C967876D81CCFCC1FF11A013" box="[441,615,770,795]" italics="true" pageId="9" pageNumber="25">G. homochaeta</emphasis>
|
||
</taxonomicName>
|
||
, XIV in
|
||
<emphasis id="4198C205C967876D82BBFCC1FE3BA013" box="[718,845,770,795]" italics="true" pageId="9" pageNumber="25">G. c o l o r a t a</emphasis>
|
||
), the pattern of the clitellum, the number of sperm rings in the spermathecal ampullae of
|
||
<taxonomicName id="B4EC6594C967876D8215FCEAFE65A04A" box="[608,787,809,834]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="homochaeta">
|
||
<emphasis id="4198C205C967876D8215FCEAFE65A04A" box="[608,787,809,834]" italics="true" pageId="9" pageNumber="25">G. homochaeta</emphasis>
|
||
</taxonomicName>
|
||
(few sperm rings in
|
||
<taxonomicName id="B4EC6594C967876D8479FCEAF9E4A04A" box="[1036,1170,809,834]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="colorata">
|
||
<emphasis id="4198C205C967876D8479FCEAF9E4A04A" box="[1036,1170,809,834]" italics="true" pageId="9" pageNumber="25">G. colorata</emphasis>
|
||
</taxonomicName>
|
||
), and the shape of the sperm funnel (width is 8–10 times length in
|
||
<taxonomicName id="B4EC6594C967876D82D1FC93FE25A061" box="[676,851,848,873]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="homochaeta">
|
||
<emphasis id="4198C205C967876D82D1FC93FE25A061" box="[676,851,848,873]" italics="true" pageId="9" pageNumber="25">G. homochaeta</emphasis>
|
||
</taxonomicName>
|
||
, only 1.5 times in
|
||
<emphasis id="4198C205C967876D8447FC93F9C4A061" box="[1074,1202,848,873]" italics="true" pageId="9" pageNumber="25">G. c o l o r a t a</emphasis>
|
||
), these two species are very similar. We do not know whether
|
||
<emphasis id="4198C205C967876D82E3FCB4FE33A098" box="[662,837,887,912]" italics="true" pageId="9" pageNumber="25">G. h o m o c h a e t a</emphasis>
|
||
shares
|
||
<emphasis id="4198C205C967876D83D1FCB4FE83A098" box="[932,1013,887,912]" italics="true" pageId="9" pageNumber="25">in vivo</emphasis>
|
||
the unusual color (bright greenishyellow) of
|
||
<taxonomicName id="B4EC6594C967876D8162FC5EFCECA0BE" box="[279,410,925,950]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="colorata">
|
||
<emphasis id="4198C205C967876D8162FC5EFCECA0BE" box="[279,410,925,950]" italics="true" pageId="9" pageNumber="25">G. colorata</emphasis>
|
||
</taxonomicName>
|
||
: unfortunately, we have so far only been able to study fixed and stained material of this species, where the original coloration, if present, has been lost. The penial bulbs also resemble those of
|
||
<taxonomicName id="B4EC6594C967876D85F6FC07FC87A70C" authority="De Wit & Erseus, 2007" authorityName="De Wit & Erseus" authorityYear="2007" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="curta">
|
||
<emphasis id="4198C205C967876D85F6FC07FDA3A70B" italics="true" pageId="9" pageNumber="25">G. curta</emphasis>
|
||
<bibRefCitation id="177D63E6C967876D80A9FC29FC87A70C" author="De" box="[220,497,1002,1028]" pageId="9" pageNumber="35" refString="De Wit, P. & Erseus, C. (2007) Seven new species of Grania (Annelida: Clitellata: Enchytraeidae) from New Caledonia, South Pacific Ocean. Zootaxa, 1426, 27 - 50." type="journal article" year="2007">De Wit & Erséus, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
, and both penial apparatuses and spermathecae resemble those of
|
||
<taxonomicName id="B4EC6594C967876D848DFC29FCF3A723" authority="De Wit & Erseus, 2007" authorityName="De Wit & Erseus" authorityYear="2007" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="galbina">
|
||
<emphasis id="4198C205C967876D848DFC29F805A70B" box="[1272,1395,1002,1027]" italics="true" pageId="9" pageNumber="25">G. galbina</emphasis>
|
||
<bibRefCitation id="177D63E6C967876D850FFC29FCF3A723" author="De" pageId="9" pageNumber="35" refString="De Wit, P. & Erseus, C. (2007) Seven new species of Grania (Annelida: Clitellata: Enchytraeidae) from New Caledonia, South Pacific Ocean. Zootaxa, 1426, 27 - 50." type="journal article" year="2007">De Wit & Erséus, 2007</bibRefCitation>
|
||
</taxonomicName>
|
||
, both of which are New Caledonian species, and the latter of which is colored greenishyellow.
|
||
<taxonomicName id="B4EC6594C967876D8086FBFBFCFAA759" box="[243,396,1080,1105]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="curta">
|
||
<emphasis id="4198C205C967876D8086FBFBFCFAA759" box="[243,396,1080,1105]" italics="true" pageId="9" pageNumber="25">Grania curta</emphasis>
|
||
</taxonomicName>
|
||
, however, is unique in its low number of segments and has a large gland on the ectal part of the spermathecal duct, characters lacking in
|
||
<taxonomicName id="B4EC6594C967876D829FFB9CFED2A770" box="[746,932,1119,1144]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="homochaeta">
|
||
<emphasis id="4198C205C967876D829FFB9CFED2A770" box="[746,932,1119,1144]" italics="true" pageId="9" pageNumber="25">G. homochaeta</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<taxonomicName id="B4EC6594C967876D83C0FB9CF900A770" box="[949,1142,1119,1144]" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="galbina">
|
||
<emphasis id="4198C205C967876D83C0FB9CF900A770" box="[949,1142,1119,1144]" italics="true" pageId="9" pageNumber="25">Grania galbina</emphasis>
|
||
</taxonomicName>
|
||
, is much larger than
|
||
<taxonomicName id="B4EC6594C967876D85F7FB9CFC50A796" class="Clitellata" family="Enchytraeidae" genus="Grania" kingdom="Animalia" order="Enchytraeida" pageId="9" pageNumber="25" phylum="Annelida" rank="species" species="homochaeta">
|
||
<emphasis id="4198C205C967876D85F7FB9CFC50A796" italics="true" pageId="9" pageNumber="25">G. homochaeta</emphasis>
|
||
</taxonomicName>
|
||
, and differs in chaetal distribution, possessing ventral chaetae from IV or V.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="3BF64D9CC967876D80B0FB68F9CCA7CE" box="[197,1210,1195,1222]" pageId="9" pageNumber="25" type="distribution">
|
||
<paragraph id="73531E17C967876D80B0FB68F9CCA7CE" blockId="9.[151,1437,152,1222]" box="[197,1210,1195,1222]" pageId="9" pageNumber="25">
|
||
<emphasis id="4198C205C967876D80B0FB68FC89A7CD" bold="true" box="[197,511,1195,1221]" pageId="9" pageNumber="25">Distribution and habitat:</emphasis>
|
||
Heron Island, Great Barrier Reef;
|
||
<quantity id="B414B3F2C967876D83E2FB6FFEA2A7CE" box="[919,980,1196,1222]" metricMagnitude="1" metricUnit="m" metricValue="1.8" pageId="9" pageNumber="25" unit="m" value="18.0">18 m</quantity>
|
||
, gravelly fine sand.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |