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<document id="1DC52BA7F8213B8B9530DFD89F77D2E0" ID-CLB-Dataset="8415" ID-DOI="10.11646/zootaxa.4853.4.1" ID-GBIF-Dataset="da9fec5c-5480-4c98-8739-bc52438ba5e9" ID-ISSN="1175-5326" ID-Zenodo-Dep="4410977" ID-ZooBank="A769E18C-F82A-4356-B81F-228308CFDDC3" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1609604962824" checkinUser="plazi" docAuthor="Peixoto, Antônio João Malafaia &amp; Paiva, Paulo Cesar" docDate="2020" docId="039687A23902C27FF8976B3DFB52EFB1" docLanguage="en" docName="zootaxa.4853.4.1.pdf" docOrigin="Zootaxa 4853 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Prionospio acuta Peixoto &amp; Paiva 2020, sp. nov." docType="treatment" docUuid="D4D0819B-20FC-4CFE-9CCC-372CF3A409C9" docUuidSource="ZooBank" docVersion="8" lastPageNumber="461" masterDocId="FFAFFFDA3904C275F8006D68FFB1ED7C" masterDocTitle="New apinnate Prionospio (Annelida: Spionidae) species from southeastern Brazil" masterLastPageNumber="508" masterPageNumber="451" pageNumber="457" updateTime="1698851335327" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
<mods:mods id="1F4F738B75C533A655E7C9D04D25855A" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="323CE1E0EC0B1FAF28E80C67FBD9D1C5">
<mods:title id="992C0FD60124430D8CDF87587A373F48">New apinnate Prionospio (Annelida: Spionidae) species from southeastern Brazil</mods:title>
</mods:titleInfo>
<mods:name id="361D6549224E4C82AA28E7B7C98CF62A" type="personal">
<mods:role id="7CC75947537B6B9137B32D8335BF5697">
<mods:roleTerm id="4E35CAF4477899636899322234F723A3">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="753294756C3981BC48706BA89A1FA647">Peixoto, Antônio João Malafaia</mods:namePart>
<mods:affiliation id="22412FFDB017B8D2C7D3031012CE3034">Laboratório de Polychaeta, Departamento de Zoologia, Instituto de Biologia, Universidade Federal do Rio de Janeiro, Av. Carlos Chagas Filho, 373, CCS, Ilha do Fundão, Rio de Janeiro, RJ CEP 21941 - 902, Brazil. &amp; Programa de Pós-graduação em Biodiversidade e Biologia Evolutiva, Instituto de Biologia, Universidade Federal do Rio de Janeiro, Av. Carlos Chagas Filho, 373, CCS, Ilha do Fundão, Rio de Janeiro, RJ CEP 21941 - 902, Brazil.</mods:affiliation>
</mods:name>
<mods:name id="1545852CC632F30EBDCE35C6BE51B2C0" type="personal">
<mods:role id="1A06BB4B993AC4224E0CE528E8BAB25B">
<mods:roleTerm id="1C343B266D3C02E676FA28D39A48BB36">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="5EA6E17FEA5F4FEA0644B2F4B898A01C">Paiva, Paulo Cesar</mods:namePart>
<mods:nameIdentifier id="50DEC16BEB9364BCD558D7E9EC51389E" type="ORCID">0000-0003-1061-6549</mods:nameIdentifier>
<mods:affiliation id="1528BC0675A2C23CFADC14E05B520812">Laboratório de Polychaeta, Departamento de Zoologia, Instituto de Biologia, Universidade Federal do Rio de Janeiro, Av. Carlos Chagas Filho, 373, CCS, Ilha do Fundão, Rio de Janeiro, RJ CEP 21941 - 902, Brazil. &amp; Programa de Pós-graduação em Biodiversidade e Biologia Evolutiva, Instituto de Biologia, Universidade Federal do Rio de Janeiro, Av. Carlos Chagas Filho, 373, CCS, Ilha do Fundão, Rio de Janeiro, RJ CEP 21941 - 902, Brazil. &amp; paulo. paiva @ gmail. com; https: // orcid. org / 0000 - 0003 - 1061 - 6549</mods:affiliation>
<mods:nameIdentifier id="08CCA154AC240C95913803598C963315" type="email">paulo.paiva@gmail.com</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource id="87308448F34DE39DCDA9C19D78436D7C">text</mods:typeOfResource>
<mods:relatedItem id="AFE46A2EAE994EC4667FFAA3DBAD16E2" type="host">
<mods:titleInfo id="2EED840535B5E3C9B275E1ED6633905C">
<mods:title id="E5D4AE84AA47A7E87E47AA513941F1E5">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="DB400BCE526A4B3050F838CC82E7AA90">
<mods:date id="062D2812FCEBC631BA6B16B6AFC7429C">2020</mods:date>
<mods:detail id="610940A7BDC292405340F107CE476AEF" type="pubDate">
<mods:number id="3034F3520238ACEA4814448E4252C19E">2020-09-24</mods:number>
</mods:detail>
<mods:detail id="8EBDD1CA95B4576DA597312DD6123772" type="volume">
<mods:number id="236313B2B13C0B411E29D08D896ECEA7">4853</mods:number>
</mods:detail>
<mods:detail id="5719E78E99016D03ACCED6E73F2E7F54" type="issue">
<mods:number id="85A6B1729C9B1F5E4CC4B6C08C1B6A1E">4</mods:number>
</mods:detail>
<mods:extent id="681EDC7687BF37B7F80AFABA79832645" unit="page">
<mods:start id="6846C220B29CBEB442910AE401D6E421">451</mods:start>
<mods:end id="A330915FEA2816F932FE1D226B735195">508</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:classification id="20870CB95A055C986D21A2946AB4AA1C">journal article</mods:classification>
<mods:identifier id="2B746DD37ACBD0185D981E1C21E0206B" type="CLB-Dataset">8415</mods:identifier>
<mods:identifier id="C8FFBA6FC8D82821D936F264AA96DBD9" type="DOI">10.11646/zootaxa.4853.4.1</mods:identifier>
<mods:identifier id="FF5E5D84B10735188E29600CD1C917F8" type="GBIF-Dataset">da9fec5c-5480-4c98-8739-bc52438ba5e9</mods:identifier>
<mods:identifier id="009CE516B1D49A47B7FF9ED91470911D" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="52735BE728DF8059C2F8B70DB8784CB7" type="Zenodo-Dep">4410977</mods:identifier>
<mods:identifier id="BC62D430A5D50D47EE4A8249129FF8C2" type="ZooBank">A769E18C-F82A-4356-B81F-228308CFDDC3</mods:identifier>
</mods:mods>
<treatment id="039687A23902C27FF8976B3DFB52EFB1" ID-DOI="http://doi.org/10.5281/zenodo.4410907" ID-GBIF-Taxon="177217162" ID-Zenodo-Dep="4410907" LSID="urn:lsid:zoobank.org:act:D4D0819B-20FC-4CFE-9CCC-372CF3A409C9" httpUri="http://treatment.plazi.org/id/039687A23902C27FF8976B3DFB52EFB1" lastPageId="10" lastPageNumber="461" pageId="6" pageNumber="457">
<subSubSection id="C325653F3902C273F8976B3DFE7BEB13" box="[151,458,1621,1648]" pageId="6" pageNumber="457" type="nomenclature">
<paragraph id="8B8036B43902C273F8976B3DFE7BEB13" blockId="6.[151,458,1621,1683]" box="[151,458,1621,1648]" pageId="6" pageNumber="457">
<heading id="D0C881D83902C273F8976B3DFE7BEB13" bold="true" box="[151,458,1621,1648]" fontSize="11" level="1" pageId="6" pageNumber="457" reason="1">
<emphasis id="B94BEAA63902C273F8976B3DFE7BEB13" bold="true" box="[151,458,1621,1648]" pageId="6" pageNumber="457">
<taxonomicName id="4C3F4D373902C273F8976B3DFED7EB0C" ID-CoL="85RV7" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[151,358,1621,1648]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="6" pageNumber="457" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA63902C273F8976B3DFED7EB0C" bold="true" box="[151,358,1621,1648]" italics="true" pageId="6" pageNumber="457">Prionospio acuta</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A27857DD3902C273F96D6B3DFE7BEB13" box="[365,458,1621,1647]" pageId="6" pageNumber="457" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C325653F3902C273F8976B11FE9EEBEF" box="[151,303,1657,1683]" pageId="6" pageNumber="457" type="description">
<paragraph id="8B8036B43902C273F8976B11FE9EEBEF" blockId="6.[151,458,1621,1683]" box="[151,303,1657,1683]" pageId="6" pageNumber="457">
(
<figureCitation id="13042A313902C273F89F6B11FE96EBEF" box="[159,295,1657,1683]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 3" captionStart-2="FIGURE 4" captionStartId-0="7.[151,250,1839,1863]" captionStartId-1="8.[151,250,1402,1426]" captionStartId-2="9.[151,250,1934,1958]" captionTargetBox-0="[326,1262,597,1814]" captionTargetBox-1="[156,1433,525,1377]" captionTargetBox-2="[149,1439,746,1909]" captionTargetId-0="figure-230@7.[326,1262,597,1815]" captionTargetId-1="figure-149@8.[155,1433,525,1377]" captionTargetId-2="figure-239@9.[148,1439,741,1909]" captionTargetPageId-0="7" captionTargetPageId-1="8" captionTargetPageId-2="9" captionText-0="FIGURE 2. Prionospio acuta sp. nov., anterior end and mid-body chaetigers, dorsal view (MNRJP-2745, holotype), showing characteristic color in ethanol. Abbreviations: pe, peristomium; pr, prostomium." captionText-1="FIGURE 3. SEM of Prionospio acuta sp. nov., dorsal view. A. Anterior end. B. Mid-body chaetigers. Abbreviations: br, branchia; dc, dorsal crest; pe, peristomium; pr, prostomium." captionText-2="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi-0="http://doi.org/10.5281/zenodo.4410981" figureDoi-1="http://doi.org/10.5281/zenodo.4410983" figureDoi-2="http://doi.org/10.5281/zenodo.4410985" httpUri-0="https://zenodo.org/record/4410981/files/figure.png" httpUri-1="https://zenodo.org/record/4410983/files/figure.png" httpUri-2="https://zenodo.org/record/4410985/files/figure.png" pageId="6" pageNumber="457">Figures 2–4</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C325653F3902C272F8976BA9FD4FECD1" lastPageId="7" lastPageNumber="458" pageId="6" pageNumber="457" type="materials_examined">
<paragraph id="8B8036B43902C273F8976BA9FD96EA34" blockId="6.[151,1437,1729,2008]" pageId="6" pageNumber="457">
<emphasis id="B94BEAA63902C273F8976BA9FEF5EBA7" bold="true" box="[151,324,1729,1755]" pageId="6" pageNumber="457">Type material.</emphasis>
<materialsCitation id="3B573CE93902C273F94A6BA9FDFEEA7C" ID-GBIF-Occurrence="3031286510" collectingDate="2011-12-02" collectingDateMax="2013-07-17" collectingDateMin="2011-12-02" country="Brazil" latitude="-20.587187" location="Amb" longLatPrecision="1" longitude="-39.896053" pageId="6" pageNumber="457" specimenCount="2" stateProvince="Espirito Santo" typeStatus="holotype">
<collectingCountry id="F32876243902C273F94A6BA9FE23EBA7" box="[330,402,1729,1755]" name="Brazil" pageId="6" pageNumber="457">Brazil</collectingCountry>
.
<collectingRegion id="49FBF8563902C273F99B6BA9FD8BEBA7" box="[411,570,1729,1755]" country="Brazil" name="Espirito Santo" pageId="6" pageNumber="457">Espírito Santo</collectingRegion>
Basin.
<emphasis id="B94BEAA63902C273FA8D6BA9FD4BEBA7" bold="true" box="[653,762,1729,1755]" pageId="6" pageNumber="457">
<typeStatus id="548488163902C273FA8D6BA9FD4BEBA7" box="[653,762,1729,1755]" pageId="6" pageNumber="457" type="holotype">Holotype</typeStatus>
</emphasis>
:
<location id="8EE0606F3902C273FB066BA9FCF1EBA0" LSID="urn:lsid:plazi:treatment:039687A23902C27FF8976B3DFB52EFB1:8EE0606F3902C273FB066BA9FCF1EBA0" box="[774,832,1729,1756]" country="Brazil" latitude="-20.587187" longLatPrecision="1" longitude="-39.896053" name="Amb" pageId="6" pageNumber="457" stateProvince="Espirito Santo">Amb</location>
5 B5,
<geoCoordinate id="EE0B50733902C273FB7F6BA9FB89EBA7" box="[895,1080,1729,1756]" degrees="20" direction="south" minutes="35" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="15.16" value="-20.587545">20° 35’ 15.16” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273FC446BA9FAB7EBA0" box="[1092,1286,1729,1756]" degrees="39" direction="west" minutes="53" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="46.36" value="-39.896214">39° 53’ 46.36” W</geoCoordinate>
,
<date id="FF8110743902C273FD106BA9FA2DEBA7" box="[1296,1436,1729,1756]" pageId="6" pageNumber="457" value="2011-12-02">
<collectingDate id="EFC5E99C3902C273FD106BA9FA2DEBA7" box="[1296,1436,1729,1756]" pageId="6" pageNumber="457" value="2011-12-02">02 Dec 2011</collectingDate>
</date>
to
<date id="FF8110743902C273F8B46B8DFEF5EB83" box="[180,324,1765,1791]" pageId="6" pageNumber="457" value="2012-02-02">
<collectingDate id="EFC5E99C3902C273F8B46B8DFEF5EB83" box="[180,324,1765,1791]" pageId="6" pageNumber="457" value="2012-02-02">
02 Feb
<quantity id="4CC79B513902C273F9096B8DFEF5EB83" box="[265,324,1765,1791]" metricMagnitude="3" metricUnit="m" metricValue="2.012991" pageId="6" pageNumber="457" unit="m" value="2012.991">2012</quantity>
</collectingDate>
</date>
, 991 m,
<emphasis id="B94BEAA63902C273F9A46B8DFDF6EB83" bold="true" box="[420,583,1765,1791]" pageId="6" pageNumber="457">MNRJP-2745</emphasis>
.
</materialsCitation>
<materialsCitation id="3B573CE93902C273FA566B8DFDCEEA58" ID-GBIF-Occurrence="3031286428" collectingDate="2011-12-02" collectingDateMax="2013-07-17" collectingDateMin="2011-12-02" country="Brazil" latitude="-20.587187" location="Amb" longLatPrecision="1" longitude="-39.896053" pageId="6" pageNumber="457" specimenCount="2" stateProvince="Espirito Santo" typeStatus="paratype">
<emphasis id="B94BEAA63902C273FA566B8DFD7FEB83" bold="true" box="[598,718,1765,1791]" pageId="6" pageNumber="457">
<typeStatus id="548488163902C273FA566B8DFD7FEB83" box="[598,718,1765,1791]" pageId="6" pageNumber="457" type="paratype">Paratypes</typeStatus>
</emphasis>
: Amb3 E5,
<geoCoordinate id="EE0B50733902C273FB566B8DFBA3EB83" box="[854,1042,1765,1792]" degrees="19" direction="south" minutes="36" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="25.08" value="-19.606968">19° 36’ 25.08” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273FC1F6B8DFB54EA7C" box="[1055,1253,1765,1792]" degrees="39" direction="west" minutes="10" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="20.15" value="-39.172264">39° 10’ 20.15” W</geoCoordinate>
,
<date id="FF8110743902C273FCF16B8DFACEEB83" box="[1265,1407,1765,1792]" pageId="6" pageNumber="457" value="2011-12-02">
<collectingDate id="EFC5E99C3902C273FCF16B8DFACEEB83" box="[1265,1407,1765,1792]" pageId="6" pageNumber="457" value="2011-12-02">02 Dec 2011</collectingDate>
</date>
to
<date id="FF8110743902C273F8976A61FE96EA5F" box="[151,295,1801,1827]" pageId="6" pageNumber="457" value="2012-02-02">
<collectingDate id="EFC5E99C3902C273F8976A61FE96EA5F" box="[151,295,1801,1827]" pageId="6" pageNumber="457" value="2012-02-02">
02 Feb
<quantity id="4CC79B513902C273F8EC6A61FE96EA5F" box="[236,295,1801,1827]" metricMagnitude="3" metricUnit="m" metricValue="2.012352" pageId="6" pageNumber="457" unit="m" value="2012.352">2012</quantity>
</collectingDate>
</date>
, 352 m, MNRJP-2746 (4 ind);
</materialsCitation>
<materialsCitation id="3B573CE93902C273FA846A61FD92EA34" ID-GBIF-Occurrence="3031286343" collectingDate="2011-12-02" collectingDateMax="2013-07-17" collectingDateMin="2011-12-02" country="Brazil" latitude="-20.587187" location="Amb" longLatPrecision="1" longitude="-39.896053" pageId="6" pageNumber="457" specimenCount="2" stateProvince="Espirito Santo" typeStatus="holotype">
Amb11 B5,
<geoCoordinate id="EE0B50733902C273FB0E6A61FC7AEA5F" box="[782,971,1801,1828]" degrees="20" direction="south" minutes="35" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="13.87" value="-20.587187">20° 35’ 13.87” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273FBD86A61FB2FEA58" box="[984,1182,1801,1828]" degrees="39" direction="west" minutes="53" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="45.78" value="-39.896053">39° 53’ 45.78” W</geoCoordinate>
,
<date id="FF8110743902C273FCAA6A61FA82EA5F" box="[1194,1331,1801,1828]" pageId="6" pageNumber="457" value="2013-06-06">
<collectingDate id="EFC5E99C3902C273FCAA6A61FA82EA5F" box="[1194,1331,1801,1828]" pageId="6" pageNumber="457" value="2013-06-06">06 Jun 2013</collectingDate>
</date>
to
<date id="FF8110743902C273FD586A61FF63EA3B" pageId="6" pageNumber="457" value="2013-07-17">
<collectingDate id="EFC5E99C3902C273FD586A61FF63EA3B" pageId="6" pageNumber="457" value="2013-07-17">
17 Jul
<quantity id="4CC79B513902C273F8976A45FF63EA3B" box="[151,210,1837,1863]" metricMagnitude="3" metricUnit="m" metricValue="2.013382" pageId="6" pageNumber="457" unit="m" value="2013.382">2013</quantity>
</collectingDate>
</date>
, 382 m, MNRJP-2747 (4 ind)
</materialsCitation>
.
</paragraph>
<paragraph id="8B8036B43902C272F8C76A39FD07EC1A" blockId="6.[151,1437,1729,2008]" lastBlockId="7.[151,1437,150,573]" lastPageId="7" lastPageNumber="458" pageId="6" pageNumber="457">
<emphasis id="B94BEAA63902C273F8C76A39FD83EA17" bold="true" box="[199,562,1873,1899]" pageId="6" pageNumber="457">Additional material examined.</emphasis>
<materialsCitation id="3B573CE93902C273FA386A39FB65EA10" ID-GBIF-Occurrence="3031286446" box="[568,1236,1873,1900]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="6" pageNumber="457" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb3 E5,
<geoCoordinate id="EE0B50733902C273FAB06A39FCD7EA17" box="[688,870,1873,1900]" degrees="19" direction="south" minutes="36" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="25.08" value="-19.606968">19º 36’ 25.08” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273FB726A39FB83EA10" box="[882,1074,1873,1900]" degrees="39" direction="west" minutes="10" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="20.15" value="-39.172264">39º 10’ 20.15” W</geoCoordinate>
,
<quantity id="4CC79B513902C273FC3B6A39FBCAEA10" box="[1083,1147,1873,1900]" metricMagnitude="2" metricUnit="m" metricValue="3.52" pageId="6" pageNumber="457" unit="m" value="352.0">
<elevation id="0012D1873902C273FC3B6A39FBCAEA10" box="[1083,1147,1873,1900]" metricMagnitude="2" metricUnit="m" metricValue="3.52" pageId="6" pageNumber="457" unit="m" value="352.0">352m</elevation>
</quantity>
(7 ind);
</materialsCitation>
<materialsCitation id="3B573CE93902C273FCD86A39FDDEEAEC" ID-GBIF-Occurrence="3031286415" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="6" pageNumber="457" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb3 F5,
<geoCoordinate id="EE0B50733902C273FD4E6A39FF4AEAF3" degrees="19" direction="south" minutes="34" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="20.51" value="-19.572365">19º 34’ 20.51” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273F9076A1DFE7BEAEC" box="[263,458,1909,1936]" degrees="38" direction="west" minutes="41" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="18.75" value="-38.68854">38º 41’ 18.75” W</geoCoordinate>
,
<quantity id="4CC79B513902C273F9D56A1DFDA4EAF3" box="[469,533,1909,1935]" metricMagnitude="2" metricUnit="m" metricValue="4.38" pageId="6" pageNumber="457" unit="m" value="438.0">
<elevation id="0012D1873902C273F9D56A1DFDA4EAF3" box="[469,533,1909,1935]" metricMagnitude="2" metricUnit="m" metricValue="4.38" pageId="6" pageNumber="457" unit="m" value="438.0">438m</elevation>
</quantity>
(1 ind);
</materialsCitation>
<materialsCitation id="3B573CE93902C273FA746A1DFAE0EAEC" ID-GBIF-Occurrence="3031286466" box="[628,1361,1909,1936]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="6" pageNumber="457" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb3
<specimenCode id="DB999ECF3902C273FAC16A1DFC90EAEC" box="[705,801,1909,1936]" collectionCode="CAND" pageId="6" pageNumber="457">CAND5</specimenCode>
,
<geoCoordinate id="EE0B50733902C273FB2D6A1DFC57EAF3" box="[813,998,1909,1935]" degrees="19" direction="south" minutes="33" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="20.99" value="-19.55583">19º 33’ 20.99” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273FBF36A1DFB28EAEC" box="[1011,1177,1909,1936]" degrees="39" direction="west" minutes="2" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="36.2" value="-39.04339">39º 2’ 36.2” W</geoCoordinate>
,
<quantity id="4CC79B513902C273FCB76A1DFB46EAF3" box="[1207,1271,1909,1935]" metricMagnitude="2" metricUnit="m" metricValue="3.7399999999999998" pageId="6" pageNumber="457" unit="m" value="374.0">
<elevation id="0012D1873902C273FCB76A1DFB46EAF3" box="[1207,1271,1909,1935]" metricMagnitude="2" metricUnit="m" metricValue="3.7399999999999998" pageId="6" pageNumber="457" unit="m" value="374.0">374m</elevation>
</quantity>
(1 ind);
</materialsCitation>
<materialsCitation id="3B573CE93902C273FD566A1DFD5AEAC8" ID-GBIF-Occurrence="3031286353" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="6" pageNumber="457" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb5 B5,
<geoCoordinate id="EE0B50733902C273F8C56AF1FECDEACF" box="[197,380,1945,1972]" degrees="20" direction="south" minutes="35" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="15.16" value="-20.587545">20º 35’ 15.16” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273F9886AF1FDF9EAC8" box="[392,584,1945,1972]" degrees="39" direction="west" minutes="53" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="46.36" value="-39.896214">39º 53’ 46.36” W</geoCoordinate>
,
<quantity id="4CC79B513902C273FA526AF1FD23EACF" box="[594,658,1945,1971]" metricMagnitude="2" metricUnit="m" metricValue="9.91" pageId="6" pageNumber="457" unit="m" value="991.0">
<elevation id="0012D1873902C273FA526AF1FD23EACF" box="[594,658,1945,1971]" metricMagnitude="2" metricUnit="m" metricValue="9.91" pageId="6" pageNumber="457" unit="m" value="991.0">991m</elevation>
</quantity>
(4 ind);
</materialsCitation>
<materialsCitation id="3B573CE93902C273FAEF6AF1FA2CEAC8" ID-GBIF-Occurrence="3031286424" box="[751,1437,1945,1972]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="6" pageNumber="457" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb5 B6,
<geoCoordinate id="EE0B50733902C273FB696AF1FB91EACF" box="[873,1056,1945,1972]" degrees="20" direction="south" minutes="35" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="15.16" value="-20.587545">20º 35’ 15.16” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273FC2B6AF1FB5DEAC8" box="[1067,1260,1945,1972]" degrees="39" direction="west" minutes="53" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="46.36" value="-39.896214">39º 53’ 46.36” W</geoCoordinate>
,
<quantity id="4CC79B513902C273FCF66AF1FAF5EAC8" box="[1270,1348,1945,1972]" metricMagnitude="3" metricUnit="m" metricValue="1.315" pageId="6" pageNumber="457" unit="m" value="1315.0">
<elevation id="0012D1873902C273FCF66AF1FAF5EAC8" box="[1270,1348,1945,1972]" metricMagnitude="3" metricUnit="m" metricValue="1.315" pageId="6" pageNumber="457" unit="m" value="1315.0">1315m</elevation>
</quantity>
(1 ind);
</materialsCitation>
<materialsCitation id="3B573CE93902C273F8976AD5FC9FEAA4" ID-GBIF-Occurrence="3031286422" box="[151,814,1981,2008]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="6" pageNumber="457" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb5 C5,
<geoCoordinate id="EE0B50733902C273F9126AD5FE0DEAAB" box="[274,444,1981,2007]" degrees="20" direction="south" minutes="14" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="22.9" value="-20.239695">20º 14’ 22.9” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273F9C86AD5FD3BEAA4" box="[456,650,1981,2008]" degrees="39" direction="west" minutes="48" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="33.06" value="-39.80918">39º 48’ 33.06” W</geoCoordinate>
,
<quantity id="4CC79B513902C273FA946AD5FD65EAAB" box="[660,724,1981,2007]" metricMagnitude="2" metricUnit="m" metricValue="4.16" pageId="6" pageNumber="457" unit="m" value="416.0">
<elevation id="0012D1873902C273FA946AD5FD65EAAB" box="[660,724,1981,2007]" metricMagnitude="2" metricUnit="m" metricValue="4.16" pageId="6" pageNumber="457" unit="m" value="416.0">416m</elevation>
</quantity>
(1 ind);
</materialsCitation>
<materialsCitation id="3B573CE93902C272FB326AD5FF7CEDCE" ID-GBIF-Occurrence="3031286529" collectionCode="CAND, CANWN" elevation="352" lastPageId="7" lastPageNumber="458" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="6" pageNumber="457" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb5 D6,
<geoCoordinate id="EE0B50733902C273FBAE6AD5FBE9EAAB" box="[942,1112,1981,2008]" degrees="19" direction="south" minutes="50" orientation="latitude" pageId="6" pageNumber="457" precision="1" seconds="1.87" value="-19.833853">19º 50’ 1.87” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733902C273FC656AD5FA97EAA4" box="[1125,1318,1981,2008]" degrees="39" direction="west" minutes="26" orientation="longitude" pageId="6" pageNumber="457" precision="1" seconds="30.04" value="-39.441677">39º 26’ 30.04” W</geoCoordinate>
,
<quantity id="4CC79B513902C273FD316AD5FACFEAA4" box="[1329,1406,1981,2008]" metricMagnitude="3" metricUnit="m" metricValue="1.053" pageId="6" pageNumber="457" unit="m" value="1053.0">
<elevation id="0012D1873902C273FD316AD5FACFEAA4" box="[1329,1406,1981,2008]" metricMagnitude="3" metricUnit="m" metricValue="1.053" pageId="6" pageNumber="457" unit="m" value="1053.0">1053m</elevation>
</quantity>
(1 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272F8D16DFFFCD2EDCE" ID-GBIF-Occurrence="3031286336" box="[209,867,150,178]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb6 D5,
<geoCoordinate id="EE0B50733903C272F94C6DFFFDB2EDCD" box="[332,515,151,177]" degrees="19" direction="south" minutes="46" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="31.83" value="-19.775509">19º 46’ 31.83” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272FA0E6DFFFD70EDCD" box="[526,705,151,177]" degrees="39" direction="west" minutes="30" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="3.38" value="-39.50094">39º 30’ 3.38” W</geoCoordinate>
,
<quantity id="4CC79B513903C272FACB6DFFFCBAEDCD" box="[715,779,151,177]" metricMagnitude="2" metricUnit="m" metricValue="4.02" pageId="7" pageNumber="458" unit="m" value="402.0">
<elevation id="0012D1873903C272FACB6DFFFCBAEDCD" box="[715,779,151,177]" metricMagnitude="2" metricUnit="m" metricValue="4.02" pageId="7" pageNumber="458" unit="m" value="402.0">402m</elevation>
</quantity>
(2 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272FB676DFFFF5DEDAA" ID-GBIF-Occurrence="3031286445" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb7 F6,
<geoCoordinate id="EE0B50733903C272FBDE6DFFFBC8EDCD" box="[990,1145,151,177]" degrees="20" direction="south" minutes="4" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="9.68" value="-20.069357">20º 4’ 9.68” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272FC846DFFFAF4EDCD" box="[1156,1349,151,177]" degrees="38" direction="west" minutes="31" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="29.01" value="-38.524723">38º 31’ 29.01” W</geoCoordinate>
,
<quantity id="4CC79B513903C272FD4F6DFFFA2DEDCD" box="[1359,1436,151,177]" metricMagnitude="3" metricUnit="m" metricValue="1.021" pageId="7" pageNumber="458" unit="m" value="1021.0">
<elevation id="0012D1873903C272FD4F6DFFFA2DEDCD" box="[1359,1436,151,177]" metricMagnitude="3" metricUnit="m" metricValue="1.021" pageId="7" pageNumber="458" unit="m" value="1021.0">1021m</elevation>
</quantity>
(1 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272F8F16DD3FCCBEDAA" ID-GBIF-Occurrence="3031286564" box="[241,890,186,214]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb11 A5,
<geoCoordinate id="EE0B50733903C272F97C6DD3FDBFEDA9" box="[380,526,186,213]" degrees="21" direction="south" minutes="4" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="8.5" value="-21.069029">21º 4’ 8.5” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272FA1B6DD3FD63EDA9" box="[539,722,186,213]" degrees="40" direction="west" minutes="13" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="7.35" value="-40.218708">40º 13’ 7.35” W</geoCoordinate>
,
<quantity id="4CC79B513903C272FADE6DD3FCAFEDA9" box="[734,798,187,213]" metricMagnitude="2" metricUnit="m" metricValue="3.8299999999999996" pageId="7" pageNumber="458" unit="m" value="383.0">
<elevation id="0012D1873903C272FADE6DD3FCAFEDA9" box="[734,798,187,213]" metricMagnitude="2" metricUnit="m" metricValue="3.8299999999999996" pageId="7" pageNumber="458" unit="m" value="383.0">383m</elevation>
</quantity>
(5 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272FB806DD3FE83ED86" ID-GBIF-Occurrence="3031286479" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb11 B5,
<geoCoordinate id="EE0B50733903C272FC0A6DD3FB77EDA9" box="[1034,1222,186,213]" degrees="20" direction="south" minutes="35" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="13.87" value="-20.587187">20º 35’ 13.87” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272FCD36DD3FA29EDA9" box="[1235,1432,186,213]" degrees="39" direction="west" minutes="53" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="45.78" value="-39.896053">39º 53’ 45.78” W</geoCoordinate>
,
<quantity id="4CC79B513903C272F8976DB7FF66ED85" box="[151,215,223,249]" metricMagnitude="2" metricUnit="m" metricValue="3.82" pageId="7" pageNumber="458" unit="m" value="382.0">
<elevation id="0012D1873903C272F8976DB7FF66ED85" box="[151,215,223,249]" metricMagnitude="2" metricUnit="m" metricValue="3.82" pageId="7" pageNumber="458" unit="m" value="382.0">382m</elevation>
</quantity>
(8 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272F9376DB7FC49ED86" ID-GBIF-Occurrence="3031286515" box="[311,1016,223,250]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb11B7,
<geoCoordinate id="EE0B50733903C272F9B96DB7FDC2ED85" box="[441,627,223,249]" degrees="20" direction="south" minutes="36" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="49.74" value="-20.613817">20º 36’ 49.74” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272FA806DB7FCF5ED85" box="[640,836,223,249]" degrees="39" direction="west" minutes="49" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="29.01" value="-39.824722">39º 49’ 29.01” W</geoCoordinate>
,
<quantity id="4CC79B513903C272FB4F6DB7FC2CED85" box="[847,925,223,249]" metricMagnitude="3" metricUnit="m" metricValue="1.327" pageId="7" pageNumber="458" unit="m" value="1327.0">
<elevation id="0012D1873903C272FB4F6DB7FC2CED85" box="[847,925,223,249]" metricMagnitude="3" metricUnit="m" metricValue="1.327" pageId="7" pageNumber="458" unit="m" value="1327.0">1327m</elevation>
</quantity>
(1 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272FBFD6DB7FE09EC62" ID-GBIF-Occurrence="3031286350" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb11 C5,
<geoCoordinate id="EE0B50733903C272FC866DB7FAF1ED85" box="[1158,1344,223,249]" degrees="20" direction="south" minutes="14" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="19.79" value="-20.23883">20º 14’ 19.79” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272FD4D6DB7FEB5EC61" degrees="39" direction="west" minutes="48" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="36.57" value="-39.810158">39º 48’ 36.57” W</geoCoordinate>
,
<quantity id="4CC79B513903C272F9106C6BFEFEEC61" box="[272,335,259,285]" metricMagnitude="2" metricUnit="m" metricValue="4.18" pageId="7" pageNumber="458" unit="m" value="418.0">
<elevation id="0012D1873903C272F9106C6BFEFEEC61" box="[272,335,259,285]" metricMagnitude="2" metricUnit="m" metricValue="4.18" pageId="7" pageNumber="458" unit="m" value="418.0">418m</elevation>
</quantity>
(11 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272F9BD6C6BFBDDEC62" ID-GBIF-Occurrence="3031286465" box="[445,1132,258,286]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb12 D5,
<geoCoordinate id="EE0B50733903C272FA496C6BFCB2EC61" box="[585,771,259,285]" degrees="19" direction="south" minutes="46" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="33.06" value="-19.77585">19º 46’ 33.06” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272FB106C6BFC77EC61" box="[784,966,259,285]" degrees="39" direction="west" minutes="30" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="4.21" value="-39.50117">39º 30’ 4.21” W</geoCoordinate>
,
<quantity id="4CC79B513903C272FBD16C6BFBA0EC61" box="[977,1041,259,285]" metricMagnitude="2" metricUnit="m" metricValue="4.31" pageId="7" pageNumber="458" unit="m" value="431.0">
<elevation id="0012D1873903C272FBD16C6BFBA0EC61" box="[977,1041,259,285]" metricMagnitude="2" metricUnit="m" metricValue="4.31" pageId="7" pageNumber="458" unit="m" value="431.0">431m</elevation>
</quantity>
(4 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272FC716C6BFDAFEC3E" ID-GBIF-Occurrence="3031286404" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb12 E5,
<geoCoordinate id="EE0B50733903C272FCFA6C6BFF19EC3D" degrees="19" direction="south" minutes="36" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="26.63" value="-19.607397">19º 36’ 26.63” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272F8B46C4FFEC5EC3D" box="[180,372,295,321]" degrees="39" direction="west" minutes="10" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="19.31" value="-39.17203">39º 10’ 19.31” W</geoCoordinate>
,
<quantity id="4CC79B513903C272F97F6C4FFE74EC3D" box="[383,453,295,321]" metricMagnitude="2" metricUnit="m" metricValue="3.4899999999999998" pageId="7" pageNumber="458" unit="m" value="349.0">
<elevation id="0012D1873903C272F97F6C4FFE74EC3D" box="[383,453,295,321]" metricMagnitude="2" metricUnit="m" metricValue="3.4899999999999998" pageId="7" pageNumber="458" unit="m" value="349.0">349 m</elevation>
</quantity>
(4 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272FA226C4FFB0EEC3E" ID-GBIF-Occurrence="3031286402" box="[546,1215,294,322]" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb12 F5,
<geoCoordinate id="EE0B50733903C272FAA76C4FFCEFEC3D" box="[679,862,295,321]" degrees="19" direction="south" minutes="34" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="20.47" value="-19.572353">19º 34’ 20.47” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272FB6A6C4FFBADEC3D" box="[874,1052,295,321]" degrees="38" direction="west" minutes="41" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="19.8" value="-38.688835">38º 41’ 19.8” W</geoCoordinate>
,
<quantity id="4CC79B513903C272FC266C4EFBD7EC3D" box="[1062,1126,294,321]" metricMagnitude="2" metricUnit="m" metricValue="4.45" pageId="7" pageNumber="458" unit="m" value="445.0">
<elevation id="0012D1873903C272FC266C4EFBD7EC3D" box="[1062,1126,294,321]" metricMagnitude="2" metricUnit="m" metricValue="4.45" pageId="7" pageNumber="458" unit="m" value="445.0">445m</elevation>
</quantity>
(2 ind);
</materialsCitation>
<materialsCitation id="3B573CE93903C272FCC36C4FFD03EC1A" ID-GBIF-Occurrence="3031286344" collectionCode="CAND, CANWN" elevation="352" latitude="-19.826918" longLatPrecision="1" longitude="-39.595192" pageId="7" pageNumber="458" specimenCode="CAND5, CANWN5" specimenCount="1">
Amb12
<specimenCode id="DB999ECF3903C272FD1E6C4EFA29EC3D" box="[1310,1432,294,321]" collectionCode="CANWN" pageId="7" pageNumber="458">CANWN5</specimenCode>
,
<geoCoordinate id="EE0B50733903C272F8976C23FEF2EC19" box="[151,323,331,357]" degrees="19" direction="south" minutes="49" orientation="latitude" pageId="7" pageNumber="458" precision="1" seconds="36.9" value="-19.826918">19º 49’ 36.9” S</geoCoordinate>
,
<geoCoordinate id="EE0B50733903C272F94F6C23FDA3EC19" box="[335,530,330,357]" degrees="39" direction="west" minutes="35" orientation="longitude" pageId="7" pageNumber="458" precision="1" seconds="42.69" value="-39.595192">39º 35’ 42.69” W</geoCoordinate>
,
<quantity id="4CC79B513903C272FA1D6C23FDECEC19" box="[541,605,331,357]" metricMagnitude="2" metricUnit="m" metricValue="3.63" pageId="7" pageNumber="458" unit="m" value="363.0">
<elevation id="0012D1873903C272FA1D6C23FDECEC19" box="[541,605,331,357]" metricMagnitude="2" metricUnit="m" metricValue="3.63" pageId="7" pageNumber="458" unit="m" value="363.0">363m</elevation>
</quantity>
(3 ind)
</materialsCitation>
.
</paragraph>
<paragraph id="8B8036B43903C272F8C76C06FD4FECD1" blockId="7.[151,1437,150,573]" pageId="7" pageNumber="458">
<emphasis id="B94BEAA63903C272F8C76C06FE09ECF4" bold="true" box="[199,440,366,392]" pageId="7" pageNumber="458">Diagnostic features:</emphasis>
Prostomium bearing two short antero-lateral projections, low dorsal crests from chaetigers 10–11 to chaetigers 15–17, sabre chaetae absent.
</paragraph>
</subSubSection>
<subSubSection id="C325653F3903C27CF8C76CDEFCE5EC61" lastPageId="9" lastPageNumber="460" pageId="7" pageNumber="458" type="description">
<paragraph id="8B8036B43903C272F8C76CDEFD07EF41" blockId="7.[151,1437,150,573]" pageId="7" pageNumber="458">
<emphasis id="B94BEAA63903C272F8C76CDEFEE8ECAC" bold="true" box="[199,345,438,464]" pageId="7" pageNumber="458">Description.</emphasis>
A medium-sized
<taxonomicName id="4C3F4D373903C272FA1D6CDFFD28ECAC" authorityName="Malmgren" authorityYear="1867" box="[541,665,439,464]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="7" pageNumber="458" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA63903C272FA1D6CDFFD28ECAC" box="[541,665,439,464]" italics="true" pageId="7" pageNumber="458">Prionospio</emphasis>
</taxonomicName>
, largest specimen about
<quantity id="4CC79B513903C272FBAE6CDFFC5EECAD" box="[942,1007,439,465]" metricMagnitude="-3" metricUnit="m" metricValue="8.0" pageId="7" pageNumber="458" unit="mm" value="8.0">8 mm</quantity>
long, 0.35 mm wide at the widest part for 63 chaetigers (incomplete);
<typeStatus id="548488163903C272F9F46CB3FDE7EC89" box="[500,598,475,501]" pageId="7" pageNumber="458" type="holotype">holotype</typeStatus>
<quantity id="4CC79B513903C272FA5B6CB3FD2AEC89" box="[603,667,475,501]" metricMagnitude="-3" metricUnit="m" metricValue="7.0" pageId="7" pageNumber="458" unit="mm" value="7.0">7 mm</quantity>
long, 0.3 mm wide at the widest point for 49 chaetigers (incomplete). Body dorsoventrally flattened on the branchial region and cylindrical afterwards, tapering towards the pygidium. Body color yellow to whitish in alcohol (
<figureCitation id="13042A313903C272FA636F4BFD18EF41" box="[611,681,547,573]" captionStart="FIGURE 2" captionStartId="7.[151,250,1839,1863]" captionTargetBox="[326,1262,597,1814]" captionTargetId="figure-230@7.[326,1262,597,1815]" captionTargetPageId="7" captionText="FIGURE 2. Prionospio acuta sp. nov., anterior end and mid-body chaetigers, dorsal view (MNRJP-2745, holotype), showing characteristic color in ethanol. Abbreviations: pe, peristomium; pr, prostomium." figureDoi="http://doi.org/10.5281/zenodo.4410981" httpUri="https://zenodo.org/record/4410981/files/figure.png" pageId="7" pageNumber="458">Fig. 2</figureCitation>
).
</paragraph>
<caption id="DF40663C3903C272F8976A47FC71EA16" ID-DOI="http://doi.org/10.5281/zenodo.4410981" ID-Zenodo-Dep="4410981" httpUri="https://zenodo.org/record/4410981/files/figure.png" pageId="7" pageNumber="458" startId="7.[151,250,1839,1863]" targetBox="[326,1262,597,1814]" targetPageId="7">
<paragraph id="8B8036B43903C272F8976A47FC71EA16" blockId="7.[151,1436,1838,1898]" pageId="7" pageNumber="458">
<emphasis id="B94BEAA63903C272F8976A47FEA2EA3B" bold="true" box="[151,275,1839,1863]" pageId="7" pageNumber="458">FIGURE 2.</emphasis>
<taxonomicName id="4C3F4D373903C272F91A6A47FE7BEA3A" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[282,458,1839,1862]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="7" pageNumber="458" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA63903C272F91A6A47FE7BEA3A" box="[282,458,1839,1862]" italics="true" pageId="7" pageNumber="458">Prionospio acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA63903C272F9D16A46FD93EA3A" bold="true" box="[465,546,1838,1862]" pageId="7" pageNumber="458">
<taxonomicNameLabel id="A27857DD3903C272F9D16A46FD93EA3A" box="[465,546,1838,1862]" pageId="7" pageNumber="458" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, anterior end and mid-body chaetigers, dorsal view (MNRJP-2745, holotype), showing characteristic color in ethanol. Abbreviations: pe, peristomium; pr, prostomium.
</paragraph>
</caption>
<paragraph id="8B8036B43903C27DF8C76AF0FEE0EDA9" blockId="7.[151,1436,1944,2043]" lastBlockId="8.[151,1437,151,501]" lastPageId="8" lastPageNumber="459" pageId="7" pageNumber="458">
Prostomium triangular, rounded anteriorly, bearing two short antero-lateral projections, extending as a narrow keel almost to the posterior margin of chaetiger 1, flanked by conspicuous nuchal organs extending up to the margin of chaetiger 1 (
<figureCitation id="13042A313903C272F9716A88FE0DEA86" box="[369,444,2016,2042]" captionStart="FIGURE 2" captionStartId="7.[151,250,1839,1863]" captionTargetBox="[326,1262,597,1814]" captionTargetId="figure-230@7.[326,1262,597,1815]" captionTargetPageId="7" captionText="FIGURE 2. Prionospio acuta sp. nov., anterior end and mid-body chaetigers, dorsal view (MNRJP-2745, holotype), showing characteristic color in ethanol. Abbreviations: pe, peristomium; pr, prostomium." figureDoi="http://doi.org/10.5281/zenodo.4410981" httpUri="https://zenodo.org/record/4410981/files/figure.png" pageId="7" pageNumber="458">Figs 2</figureCitation>
;
<figureCitation id="13042A313903C272F9CA6A88FE5EEA86" box="[458,495,2016,2042]" captionStart="FIGURE 3" captionStartId="8.[151,250,1402,1426]" captionTargetBox="[156,1433,525,1377]" captionTargetId="figure-149@8.[155,1433,525,1377]" captionTargetPageId="8" captionText="FIGURE 3. SEM of Prionospio acuta sp. nov., dorsal view. A. Anterior end. B. Mid-body chaetigers. Abbreviations: br, branchia; dc, dorsal crest; pe, peristomium; pr, prostomium." figureDoi="http://doi.org/10.5281/zenodo.4410983" httpUri="https://zenodo.org/record/4410983/files/figure.png" pageId="7" pageNumber="458">3A</figureCitation>
). Prostomial peaks absent. Eyes absent. Peristomium surrounding prostomium and partially fused to the first chaetiger, low lateral wings present. Grooved palps reaching up to chaetiger 10, lost in most specimens.
</paragraph>
<paragraph id="8B8036B4390CC27DF8C76DB7FC18EC3D" blockId="8.[151,1437,151,501]" pageId="8" pageNumber="459">
Chaetiger 1 with only a few chaetae in both rami, shorter than chaetae on succeeding chaetigers. Postchaetal lamellae rounded on both rami, directed upwards in notopodium, smaller than lamellae on succeeding chaetigers, especially on neuropodium (
<figureCitation id="13042A31390CC27DF9D56C4FFD82EC3D" box="[469,563,295,321]" captionStart="FIGURE 3" captionStartId="8.[151,250,1402,1426]" captionTargetBox="[156,1433,525,1377]" captionTargetId="figure-149@8.[155,1433,525,1377]" captionTargetPageId="8" captionText="FIGURE 3. SEM of Prionospio acuta sp. nov., dorsal view. A. Anterior end. B. Mid-body chaetigers. Abbreviations: br, branchia; dc, dorsal crest; pe, peristomium; pr, prostomium." figureDoi="http://doi.org/10.5281/zenodo.4410983" httpUri="https://zenodo.org/record/4410983/files/figure.png" pageId="8" pageNumber="459">Figs 3A</figureCitation>
;
<figureCitation id="13042A31390CC27DFA3F6C4FFDD4EC3D" box="[575,613,295,321]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">4A</figureCitation>
). Prechaetal lamellae absent.
</paragraph>
<paragraph id="8B8036B4390CC27DF8C76C23FDAFEC89" blockId="8.[151,1437,151,501]" pageId="8" pageNumber="459">
Notopodial postchaetal lamellae foliaceous on chaetigers 2–15 (
<figureCitation id="13042A31390CC27DFB8C6C23FC7FEC19" box="[908,974,331,357]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">Fig. 4</figureCitation>
B–D), rounded with a pointed tip directed upwards from chaetiger 16 to chaetigers 20–21 (size-dependent) and rounded afterwards, gradually reducing in size towards posterior region, present as a low flap on the last chaetigers. Notopodial prechaetal lamellae absent throughout (
<figureCitation id="13042A31390CC27DF9216CDFFEC9ECAD" box="[289,376,439,465]" captionStart="FIGURE 3" captionStartId="8.[151,250,1402,1426]" captionTargetBox="[156,1433,525,1377]" captionTargetId="figure-149@8.[155,1433,525,1377]" captionTargetPageId="8" captionText="FIGURE 3. SEM of Prionospio acuta sp. nov., dorsal view. A. Anterior end. B. Mid-body chaetigers. Abbreviations: br, branchia; dc, dorsal crest; pe, peristomium; pr, prostomium." figureDoi="http://doi.org/10.5281/zenodo.4410983" httpUri="https://zenodo.org/record/4410983/files/figure.png" pageId="8" pageNumber="459">Fig. 3B</figureCitation>
). Dorsal crests low, from chaetigers 10–11 to chaetigers 15–17 (
<figureCitation id="13042A31390CC27DFC446CDFFB2AECAD" box="[1092,1179,439,465]" captionStart="FIGURE 3" captionStartId="8.[151,250,1402,1426]" captionTargetBox="[156,1433,525,1377]" captionTargetId="figure-149@8.[155,1433,525,1377]" captionTargetPageId="8" captionText="FIGURE 3. SEM of Prionospio acuta sp. nov., dorsal view. A. Anterior end. B. Mid-body chaetigers. Abbreviations: br, branchia; dc, dorsal crest; pe, peristomium; pr, prostomium." figureDoi="http://doi.org/10.5281/zenodo.4410983" httpUri="https://zenodo.org/record/4410983/files/figure.png" pageId="8" pageNumber="459">Fig. 3B</figureCitation>
). Ciliary bands present on branchiate chaetigers (
<figureCitation id="13042A31390CC27DF9B76CB3FDA0EC89" box="[439,529,475,501]" captionStart="FIGURE 3" captionStartId="8.[151,250,1402,1426]" captionTargetBox="[156,1433,525,1377]" captionTargetId="figure-149@8.[155,1433,525,1377]" captionTargetPageId="8" captionText="FIGURE 3. SEM of Prionospio acuta sp. nov., dorsal view. A. Anterior end. B. Mid-body chaetigers. Abbreviations: br, branchia; dc, dorsal crest; pe, peristomium; pr, prostomium." figureDoi="http://doi.org/10.5281/zenodo.4410983" httpUri="https://zenodo.org/record/4410983/files/figure.png" pageId="8" pageNumber="459">Fig. 3A</figureCitation>
).
</paragraph>
<caption id="DF40663C390CC27DF8976812FD47E8C8" ID-DOI="http://doi.org/10.5281/zenodo.4410983" ID-Zenodo-Dep="4410983" httpUri="https://zenodo.org/record/4410983/files/figure.png" pageId="8" pageNumber="459" startId="8.[151,250,1402,1426]" targetBox="[156,1433,525,1377]" targetPageId="8">
<paragraph id="8B8036B4390CC27DF8976812FD47E8C8" blockId="8.[151,1436,1400,1460]" pageId="8" pageNumber="459">
<emphasis id="B94BEAA6390CC27DF8976812FEA7E8EE" bold="true" box="[151,278,1402,1426]" pageId="8" pageNumber="459">FIGURE 3.</emphasis>
SEM of
<taxonomicName id="4C3F4D37390CC27DF97D6811FD81E8EC" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[381,560,1401,1424]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="8" pageNumber="459" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390CC27DF97D6811FD81E8EC" box="[381,560,1401,1424]" italics="true" pageId="8" pageNumber="459">Prionospio acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390CC27DFA3A6811FD3FE8ED" bold="true" box="[570,654,1401,1425]" pageId="8" pageNumber="459">
<taxonomicNameLabel id="A27857DD390CC27DFA3A6811FD3FE8ED" box="[570,654,1401,1425]" pageId="8" pageNumber="459" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, dorsal view. A. Anterior end. B. Mid-body chaetigers. Abbreviations: br, branchia; dc, dorsal crest; pe, peristomium; pr, prostomium.
</paragraph>
</caption>
<paragraph id="8B8036B4390CC27DF8C7688BFED9EB15" blockId="8.[151,1437,1506,2037]" pageId="8" pageNumber="459">
Neuropodial postchaetal lamellae elongated on chaetigers 2–15, bearing a rounded tip directed downwards (
<figureCitation id="13042A31390CC27DF8A06B6FFF50EB5D" box="[160,225,1543,1569]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">Fig. 4</figureCitation>
B–D), from chaetiger 16 to chaetigers 18–20 (depending on specimen size), gradually becoming rounder and reduced in size towards posterior region, present as a low flap on last chaetigers. Neuropodial prechaetal lamellae absent throughout.
</paragraph>
<paragraph id="8B8036B4390CC27DF8C76B1BFD78EB85" blockId="8.[151,1437,1506,2037]" pageId="8" pageNumber="459">
Chaetae from notopodia and neuropodia organized in two rows of unilimbate (limbation almost imperceptible) and intensely granulated capillaries (
<figureCitation id="13042A31390CC27DFA336BFFFD3AEBCD" box="[563,651,1687,1713]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">Fig. 4E</figureCitation>
). Chaetae from both rows of equal length, although neuropodial chaetae slightly shorter than notopodial chaetae. Towards posterior region, capillaries become progressively elongate, non-limbate, thinner, and less numerous (
<figureCitation id="13042A31390CC27DFA676BB7FD0CEB85" box="[615,701,1759,1785]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">Fig. 4F</figureCitation>
).
</paragraph>
<paragraph id="8B8036B4390CC27DF8C76A6BFA80EAF5" blockId="8.[151,1437,1506,2037]" pageId="8" pageNumber="459">
Hooks in notopodia starting from chaetigers 24–42, up to two per fascicle, accompanied by row of 1–4 short non-limbate capillaries (
<figureCitation id="13042A31390CC27DF9A96A4FFDB4EA3D" box="[425,517,1831,1857]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">Fig. 4G</figureCitation>
). Hooks in neuropodia starting from chaetigers 13–24, up to five per fascicle, accompanied by 3–6 non-limbate capillaries. All hooks multidentate, with six small secondary teeth arranged in two rows above the main tooth (
<figureCitation id="13042A31390CC27DF9D06A07FD9BEAF5" box="[464,554,1903,1929]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">Fig. 4H</figureCitation>
). Secondary hood absent (
<figureCitation id="13042A31390CC27DFB516A07FC1AEAF5" box="[849,939,1903,1929]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">Fig. 4H</figureCitation>
). Sabre chaetae absent throughout.
</paragraph>
<paragraph id="8B8036B4390CC27DF8C76AFBFBF2EA89" blockId="8.[151,1437,1506,2037]" pageId="8" pageNumber="459">
Up to 11 pairs of smooth, robust and flattened branchiae, starting from chaetiger 2, up to 2.5 times longer than notopodial postchaetal lamellae, gradually reducing in length towards last branchial pair. Branchiae moderately ciliated towards the tip, completely free from notopodial postchaetal lamellae (
<figureCitation id="13042A31390CC27DFBE76AB3FB84EA89" box="[999,1077,2011,2037]" captionStart="FIGURE 4" captionStartId="9.[151,250,1934,1958]" captionTargetBox="[149,1439,746,1909]" captionTargetId="figure-239@9.[148,1439,741,1909]" captionTargetPageId="9" captionText="FIGURE 4. Prionospio acuta sp. nov. A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia." figureDoi="http://doi.org/10.5281/zenodo.4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="8" pageNumber="459">Fig. 4I</figureCitation>
).
</paragraph>
<paragraph id="8B8036B4390DC27CF8C76DFFFDE6EDCD" blockId="9.[151,1437,151,717]" box="[199,599,151,177]" pageId="9" pageNumber="460">Pygidium of unknown morphology.</paragraph>
<paragraph id="8B8036B4390DC27CF8C76DD3FCA8EDA9" blockId="9.[151,1437,151,717]" box="[199,793,187,213]" pageId="9" pageNumber="460">
Oocytes from chaetiger 13, measuring up to
<quantity id="4CC79B51390DC27CFABA6DD3FCA5EDA9" box="[698,788,187,213]" metricMagnitude="-1" metricUnit="m" metricValue="1.2" pageId="9" pageNumber="460" unit="mm" value="120.0">120 µm</quantity>
.
</paragraph>
<paragraph id="8B8036B4390DC27CF8C76DB7FCE5EC61" blockId="9.[151,1437,151,717]" pageId="9" pageNumber="460">
<emphasis id="B94BEAA6390DC27CF8C76DB7FD8FED85" bold="true" box="[199,574,222,249]" pageId="9" pageNumber="460">Methyl green staining pattern:</emphasis>
No specific pattern observed; light green pigment diffused throughout the body, except for anterior prostomial margin and branchial tips.
</paragraph>
</subSubSection>
<subSubSection id="C325653F390DC27FF8C76C4FFBB7EF41" lastPageId="10" lastPageNumber="461" pageId="9" pageNumber="460" type="discussion">
<paragraph id="8B8036B4390DC27CF8C76C4FFCDBECAD" blockId="9.[151,1437,151,717]" pageId="9" pageNumber="460">
<emphasis id="B94BEAA6390DC27CF8C76C4FFE8AEC3D" bold="true" box="[199,315,295,321]" pageId="9" pageNumber="460">Remarks.</emphasis>
The prostomial shape of
<taxonomicName id="4C3F4D37390DC27CFA566C4FFCA6EC3C" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[598,791,295,320]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390DC27CFA566C4FFCA6EC3C" box="[598,791,295,320]" italics="true" pageId="9" pageNumber="460">Prionospio acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390DC27CFB1E6C4FFCC6EC3D" bold="true" box="[798,887,295,321]" pageId="9" pageNumber="460">
<taxonomicNameLabel id="A27857DD390DC27CFB1E6C4FFCC6EC3D" box="[798,887,295,321]" pageId="9" pageNumber="460" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
, bearing antero-lateral projections, is uncommon among
<taxonomicName id="4C3F4D37390DC27CF8EB6C23FED6EC18" authorityName="Malmgren" authorityYear="1867" box="[235,359,331,356]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390DC27CF8EB6C23FED6EC18" box="[235,359,331,356]" italics="true" pageId="9" pageNumber="460">Prionospio</emphasis>
</taxonomicName>
species, but similar to the prostomium observed in specimens of
<taxonomicName id="4C3F4D37390DC27CFC4F6C23FE84ECF5" authority="Aguirrezabalaga &amp; Ceberio, 2005" authorityName="Aguirrezabalaga &amp; Ceberio" authorityYear="2005" class="Polychaeta" family="Spionidae" genus="Spiogalea" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390DC27CFC4F6C23FB0EEC19" box="[1103,1215,331,357]" italics="true" pageId="9" pageNumber="460">Spiogalea</emphasis>
<bibRefCitation id="EFAE4B45390DC27CFCC56C23FE84ECF5" author="Aguirrezabalaga, F. &amp; Ceberio, A." pageId="9" pageNumber="460" pagination="267 - 289" refId="ref35693" refString="Aguirrezabalaga, F. &amp; Ceberio, A. (2005) Spionidae (Annelida: Polychaeta) from the Capbreton Canyon (Bay of Biscay, NE Atlantic) with descriptions of a new genus and three new species. Marine Biology Research, 1, 267 - 289. https: // doi. org / 10.1080 / 17451000500262066" type="journal article" year="2005">Aguirrezabalaga &amp; Ceberio, 2005</bibRefCitation>
</taxonomicName>
(although lacking chitinous plates). The observed prostomium forms antero-lateral projections rather than typical antero-lateral horns, as found in the genera
<taxonomicName id="4C3F4D37390DC27CFB1E6CFBFB3DECD1" authority="Quatrefages, 1843" authorityName="Quatrefages" authorityYear="1843" box="[798,1164,403,429]" class="Polychaeta" family="Spionidae" genus="Malacoceros" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390DC27CFB1E6CFBFC1EECD1" box="[798,943,403,429]" italics="true" pageId="9" pageNumber="460">Malacoceros</emphasis>
<bibRefCitation id="EFAE4B45390DC27CFBB96CFBFB3DECD1" author="Quatrefages, A." box="[953,1164,403,429]" pageId="9" pageNumber="460" pagination="1 - 16" refId="ref38565" refString="Quatrefages, A. (1843) Description de quelques especes nouvelles d'Annelides errantes recueillies sur les cotes de la Manche. Revue et magasin de zoologie pure et appliquee, 2, 1 - 16." type="journal article" year="1843">Quatrefages, 1843</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="4C3F4D37390DC27CFC996CFBFF63ECAD" authority="Hartman, 1936" authorityName="Hartman" authorityYear="1936" class="Polychaeta" family="Spionidae" genus="Rhynchospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390DC27CFC996CFBFA9BECD1" box="[1177,1322,403,429]" italics="true" pageId="9" pageNumber="460">Rhynchospio</emphasis>
<bibRefCitation id="EFAE4B45390DC27CFD336CFBFF63ECAD" author="Hartman, O." pageId="9" pageNumber="460" pagination="45 - 52" refId="ref37243" refString="Hartman, O. (1936) New species of Spionidae (Annelida Polychaeta) from the coast of California. University of California Publications in Zoology, 41, 45 - 52." type="journal article" year="1936">Hartman, 1936</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="4C3F4D37390DC27CF8DD6CDFFE40ECAD" authority="Grube, 1860" authorityName="Grube" authorityYear="1860" box="[221,497,439,465]" class="Polychaeta" family="Spionidae" genus="Spiophanes" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390DC27CF8DD6CDFFEEFECAD" box="[221,350,439,465]" italics="true" pageId="9" pageNumber="460">Spiophanes</emphasis>
<bibRefCitation id="EFAE4B45390DC27CF9656CDFFE40ECAD" author="Grube, A. E." box="[357,497,439,465]" pageId="9" pageNumber="460" pagination="71 - 118" refId="ref37216" refString="Grube, A. E. (1860). Beschreibung neuer oder wenig bekannter Anneliden. Archiv der Naturgeschichte, 26, 71 - 118." type="journal article" year="1860">Grube, 1860</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="4C3F4D37390DC27CFA286CDFFCD7ECAD" authority="Ehlers, 1907" authorityName="Ehlers" authorityYear="1907" box="[552,870,439,465]" class="Polychaeta" family="Spionidae" genus="Scolecolepides" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390DC27CFA286CDFFD7FECAD" box="[552,718,439,465]" italics="true" pageId="9" pageNumber="460">Scolecolepides</emphasis>
<bibRefCitation id="EFAE4B45390DC27CFAD56CDFFCD7ECAD" author="Ehlers, E." box="[725,870,439,465]" pageId="9" pageNumber="460" pagination="3 - 31" refId="ref36911" refString="Ehlers, E. (1907) Neuseelandische Anneliden. II. Abhandlungen der Koniglichen Gesellschaft der Wissenschaften zu Gottingen. Mathematisch-Physikalische Klasse. Neue Folge, 5, 3 - 31." type="journal article" year="1907">Ehlers, 1907</bibRefCitation>
</taxonomicName>
.
</paragraph>
<paragraph id="8B8036B4390DC27CF8C76CB3FBA2EFB1" blockId="9.[151,1437,151,717]" pageId="9" pageNumber="460">
Among
<taxonomicName id="4C3F4D37390DC27CF9236CB3FE2EEC88" authorityName="Malmgren" authorityYear="1867" box="[291,415,475,500]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390DC27CF9236CB3FE2EEC88" box="[291,415,475,500]" italics="true" pageId="9" pageNumber="460">Prionospio</emphasis>
</taxonomicName>
species, only
<taxonomicName id="4C3F4D37390DC27CFA416CB3FB10EC89" authority="Hylleberg &amp; Nateewathana, 1991" authorityName="Hylleberg &amp; Nateewathana" authorityYear="1991" box="[577,1185,475,501]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="species" species="cornuta">
<emphasis id="B94BEAA6390DC27CFA416CB3FCACEC88" box="[577,797,475,500]" italics="true" pageId="9" pageNumber="460">Prionospio cornuta</emphasis>
<bibRefCitation id="EFAE4B45390DC27CFB256CB3FB10EC89" author="Hylleberg, J. &amp; Nateewathana, A." box="[805,1185,475,501]" pageId="9" pageNumber="460" pagination="1 - 32" refId="ref37336" refString="Hylleberg, J. &amp; Nateewathana, A. (1991) Polychaetes of Thailand, Spionidae (Part 1); Prionospio of the steenstrupi group with description of eight new species from the Andaman Sea. Phuket Marine Biological Center, Research Bulletin, 55, 1 - 32." type="journal article" year="1991">Hylleberg &amp; Nateewathana, 1991</bibRefCitation>
</taxonomicName>
, described from
<collectingCountry id="F3287624390DC27CFD606CB3FF76EF65" name="Thailand" pageId="9" pageNumber="460">Thailand</collectingCountry>
and
<taxonomicName id="4C3F4D37390DC27CF8FC6C97FDF3EF65" authority="Imajima, 1990 a" authorityName="Imajima" authorityYear="1990" box="[252,578,511,537]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="species" species="paradisea">
<emphasis id="B94BEAA6390DC27CF8FC6C97FEBCEF64" box="[252,269,511,536]" italics="true" pageId="9" pageNumber="460">P</emphasis>
.
<emphasis id="B94BEAA6390DC27CF91A6C97FE3BEF65" box="[282,394,511,537]" italics="true" pageId="9" pageNumber="460">paradisea</emphasis>
<bibRefCitation id="EFAE4B45390DC27CF9906C97FDF3EF65" author="Imajima, M." box="[400,578,511,537]" pageId="9" pageNumber="460" pagination="105 - 140" refId="ref37388" refString="Imajima, M. (1990 a) Spionidae (Annelida, Polychaeta) from Japan III. The genus Prionospio (Prionospio). Bulletin of the National Science Museum, Series A (Zoology), 16, 105 - 140." type="journal article" year="1990">Imajima, 1990a</bibRefCitation>
</taxonomicName>
, described from
<collectingCountry id="F3287624390DC27CFAFA6C97FC8BEF65" box="[762,826,511,537]" name="Japan" pageId="9" pageNumber="460">Japan</collectingCountry>
also bear antero-lateral projections, although both species bear sabre chaetae (lacking in
<taxonomicName id="4C3F4D37390DC27CFA186F4BFD69EF40" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[536,728,547,572]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390DC27CFA186F4BFD69EF40" box="[536,728,547,572]" italics="true" pageId="9" pageNumber="460">Prionospio acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390DC27CFADE6F4BFC86EF41" bold="true" box="[734,823,547,573]" pageId="9" pageNumber="460">
<taxonomicNameLabel id="A27857DD390DC27CFADE6F4BFC86EF41" box="[734,823,547,573]" pageId="9" pageNumber="460" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
) and only four pairs of branchiae, which are pinnate on chaetigers 2 and 5. In addition, the antero-lateral projections (which the authors referred to as horns) of
<taxonomicName id="4C3F4D37390DC27CFD296F2FFA2DEF1C" authorityName="Hylleberg &amp; Nateewathana" authorityYear="1991" box="[1321,1436,583,608]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="species" species="cornuta">
<emphasis id="B94BEAA6390DC27CFD296F2FFA2DEF1C" box="[1321,1436,583,608]" italics="true" pageId="9" pageNumber="460">P. cornuta</emphasis>
</taxonomicName>
are actually short and rounded (
<bibRefCitation id="EFAE4B45390DC27CF9FF6F03FCC6EFF9" author="Hylleberg, J. &amp; Nateewathana, A." box="[511,887,619,645]" pageId="9" pageNumber="460" pagination="1 - 32" refId="ref37336" refString="Hylleberg, J. &amp; Nateewathana, A. (1991) Polychaetes of Thailand, Spionidae (Part 1); Prionospio of the steenstrupi group with description of eight new species from the Andaman Sea. Phuket Marine Biological Center, Research Bulletin, 55, 1 - 32." type="journal article" year="1991">Hylleberg &amp; Nateewathana 1991</bibRefCitation>
,
<figureCitation id="13042A31390DC27CFB856F03FC76EFF9" box="[901,967,618,645]" captionStart="FIGURE 5" captionStartId="11.[151,250,1642,1666]" captionTargetBox="[205,1382,181,1617]" captionTargetId="figure-17@11.[205,1382,181,1617]" captionTargetPageId="11" captionText="FIGURE 5. Prionospio fosterae sp. nov., anterior end and mid-body chaetigers, dorsal view (MNRJP-2748, holotype), showing characteristic color in ethanol.Abbreviations: br, branchia; pe, peristomium; pr, prostomium." figureDoi="http://doi.org/10.5281/zenodo.4410987" httpUri="https://zenodo.org/record/4410987/files/figure.png" pageId="9" pageNumber="460">Fig. 5</figureCitation>
K–N). Prostomial horns are known from a single
<taxonomicName id="4C3F4D37390DC27CF8F86FE7FEC5EFD4" authorityName="Malmgren" authorityYear="1867" box="[248,372,655,680]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390DC27CF8F86FE7FEC5EFD4" box="[248,372,655,680]" italics="true" pageId="9" pageNumber="460">Prionospio</emphasis>
</taxonomicName>
species,
<taxonomicName id="4C3F4D37390DC27CF9DD6FE7FCF3EFD5" authority="Radashevsky, 2015" authorityName="Radashevsky" authorityYear="2015" box="[477,834,654,681]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="species" species="cerastae">
<emphasis id="B94BEAA6390DC27CF9DD6FE7FE5FEFD4" box="[477,494,655,680]" italics="true" pageId="9" pageNumber="460">P</emphasis>
.
<emphasis id="B94BEAA6390DC27CF9FE6FE7FDECEFD4" box="[510,605,655,680]" italics="true" pageId="9" pageNumber="460">cerastae</emphasis>
<bibRefCitation id="EFAE4B45390DC27CFA666FE7FCF3EFD5" author="Radashevsky, V. I." box="[614,834,654,681]" pageId="9" pageNumber="460" pagination="635 - 694" refId="ref38662" refString="Radashevsky, V. I. (2015) Spionidae (Annelida) from Lizard Island, Great Barrier Reef, Australia: the genera Aonides, Dipolydora, Polydorella, Prionospio, Pseudopolydora, Rhynchospio, and Tripolydora. Zootaxa, 4019 (1), 635 - 694. https: // doi. org / 10.11646 / zootaxa. 4019.1.22" type="journal article" year="2015">Radashevsky, 2015</bibRefCitation>
</taxonomicName>
, a species that also lacks sabre chaetae, although the species possess only four pairs of branchiae, with the last pair bearing pinnules.
</paragraph>
<caption id="DF40663C390DC27CF8976AE6FB13EAB5" ID-DOI="http://doi.org/10.5281/zenodo.4410985" ID-Zenodo-Dep="4410985" httpUri="https://zenodo.org/record/4410985/files/figure.png" pageId="9" pageNumber="460" startId="9.[151,250,1934,1958]" targetBox="[149,1439,746,1909]" targetPageId="9">
<paragraph id="8B8036B4390DC27CF8976AE6FB13EAB5" blockId="9.[151,1437,1933,1993]" pageId="9" pageNumber="460">
<emphasis id="B94BEAA6390DC27CF8976AE6FEA4EADA" bold="true" box="[151,277,1934,1958]" pageId="9" pageNumber="460">FIGURE 4.</emphasis>
<taxonomicName id="4C3F4D37390DC27CF91D6AE6FE7FEAD9" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[285,462,1934,1957]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="9" pageNumber="460" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390DC27CF91D6AE6FE7FEAD9" box="[285,462,1934,1957]" italics="true" pageId="9" pageNumber="460">Prionospio acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390DC27CF9D76AE5FD98EAD9" bold="true" box="[471,553,1933,1957]" pageId="9" pageNumber="460">
<taxonomicNameLabel id="A27857DD390DC27CF9D76AE5FD98EAD9" box="[471,553,1933,1957]" pageId="9" pageNumber="460" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
A. Chaetiger 1. B. Chaetiger 2. C. Chaetiger 3. D. Chaetiger 4. E. Anterior capillary chaetae. F. Posterior capillary chaetae. G. Hooded hook. H. Companion capillary chaetae. I. Branchia.
</paragraph>
</caption>
<paragraph id="8B8036B4390EC27FF8C76DFFFEF6ECD1" blockId="10.[151,1437,151,718]" pageId="10" pageNumber="461">
The lack of sabre chaetae is uncommon among
<taxonomicName id="4C3F4D37390EC27FFAF06DFFFCDDEDCC" authorityName="Malmgren" authorityYear="1867" box="[752,876,151,176]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390EC27FFAF06DFFFCDDEDCC" box="[752,876,151,176]" italics="true" pageId="10" pageNumber="461">Prionospio</emphasis>
</taxonomicName>
species, being observed only in
<taxonomicName id="4C3F4D37390EC27FFCE86DFFFF7DEDA9" authorityName="Maciolek" authorityYear="1985" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="perkinsi">
<emphasis id="B94BEAA6390EC27FFCE86DFFFF7DEDA9" italics="true" pageId="10" pageNumber="461">Prionospio perkinsi</emphasis>
</taxonomicName>
,
<taxonomicName id="4C3F4D37390EC27FF8DB6DD3FEE7EDA9" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[219,342,187,213]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="fosterae" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FF8DB6DD3FF5DEDA8" box="[219,236,187,212]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FF8FC6DD3FEE7EDA9" box="[252,342,187,213]" italics="true" pageId="10" pageNumber="461">fosterae</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FF95E6DD3FE08EDA9" bold="true" box="[350,441,187,213]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FF95E6DD3FE08EDA9" box="[350,441,187,213]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
,
<taxonomicName id="4C3F4D37390EC27FF9C86DD3FDF6EDA8" authorityName="Radashevsky" authorityYear="2015" box="[456,583,187,213]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="cerastae">
<emphasis id="B94BEAA6390EC27FF9C86DD3FE68EDA8" box="[456,473,187,212]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FF9E86DD3FDF6EDA8" box="[488,583,187,212]" italics="true" pageId="10" pageNumber="461">cerastae</emphasis>
</taxonomicName>
, described from Lizard Island,
<collectingCountry id="F3287624390EC27FFBAB6DD3FBA4EDA9" box="[939,1045,187,213]" name="Australia" pageId="10" pageNumber="461">Australia</collectingCountry>
, and
<taxonomicName id="4C3F4D37390EC27FFC526DD3FE11ED85" authority="Neal &amp; Paterson in Paterson et al., 2016" authorityName="Neal &amp; Paterson in Paterson" authorityYear="2016" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="hermesia">
<emphasis id="B94BEAA6390EC27FFC526DD3FBD2EDA8" box="[1106,1123,187,212]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FFC726DD3FB68EDA9" box="[1138,1241,187,213]" italics="true" pageId="10" pageNumber="461">hermesia</emphasis>
Neal &amp; Paterson in
<bibRefCitation id="EFAE4B45390EC27FF8B56DB7FE11ED85" author="Paterson, G. &amp; Neal, L. &amp; Altamira, I. &amp; Soto, E. H. &amp; Smith, C. R. &amp; Menot, L. &amp; Billett, D. S. M. &amp; Cunha, M. R. &amp; Marchais-Laguionie, C. &amp; Glover, A. G." box="[181,416,223,249]" pageId="10" pageNumber="461" pagination="1 - 32" refId="ref38340" refString="Paterson, G. L, Neal, L., Altamira, I., Soto, E. H., Smith, C. R., Menot, L., Billett, D. S. M., Cunha, M. R., Marchais-Laguionie, C. &amp; Glover, A. G. (2016) New Prionospio and Aurospio species from the deep sea (Annelida: Polychaeta). Zootaxa, 4092 (1), 1 - 32. https: // doi. org / 10.11646 / zootaxa. 4092.1.1" type="journal article" year="2016">
Paterson
<emphasis id="B94BEAA6390EC27FF91D6DB7FEE6ED85" box="[285,343,223,249]" italics="true" pageId="10" pageNumber="461">et al.</emphasis>
, 2016
</bibRefCitation>
</taxonomicName>
, a deep-sea species, described from
<collectingCountry id="F3287624390EC27FFB3C6DB7FC2EED85" box="[828,927,223,249]" name="Portugal" pageId="10" pageNumber="461">Portugal</collectingCountry>
.
<taxonomicName id="4C3F4D37390EC27FFBAA6DB7FBDCED84" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[938,1133,223,248]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FFBAA6DB7FBDCED84" box="[938,1133,223,248]" italics="true" pageId="10" pageNumber="461">Prionospio acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FFC756DB7FB61ED85" bold="true" box="[1141,1232,223,249]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FFC756DB7FB61ED85" box="[1141,1232,223,249]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
is most similar to
<taxonomicName id="4C3F4D37390EC27FF8976C6BFEA0EC61" authorityName="Maciolek" authorityYear="1985" box="[151,273,259,285]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="perkinsi">
<emphasis id="B94BEAA6390EC27FF8976C6BFF19EC60" box="[151,168,259,284]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FF8B76C6BFEA0EC61" box="[183,273,259,285]" italics="true" pageId="10" pageNumber="461">perkinsi</emphasis>
</taxonomicName>
and
<taxonomicName id="4C3F4D37390EC27FF9496C6BFE72EC61" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[329,451,259,285]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="fosterae" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FF9496C6BFEEBEC60" box="[329,346,259,284]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FF9696C6BFE72EC61" box="[361,451,259,285]" italics="true" pageId="10" pageNumber="461">fosterae</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FF9CB6C6BFD94EC61" bold="true" box="[459,549,259,285]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FF9CB6C6BFD94EC61" box="[459,549,259,285]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
in having a similar number of branchiae (10 branchial pairs in
<taxonomicName id="4C3F4D37390EC27FFCF26C6BFADDEC61" authorityName="Maciolek" authorityYear="1985" box="[1266,1388,259,285]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="perkinsi">
<emphasis id="B94BEAA6390EC27FFCF26C6BFAB2EC60" box="[1266,1283,259,284]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FFD126C6BFADDEC61" box="[1298,1388,259,285]" italics="true" pageId="10" pageNumber="461">perkinsi</emphasis>
</taxonomicName>
and 11 pairs in
<taxonomicName id="4C3F4D37390EC27FF9166C4FFE21EC3D" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[278,400,295,321]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="fosterae" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FF9166C4FFE96EC3C" box="[278,295,295,320]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FF9366C4FFE21EC3D" box="[310,400,295,321]" italics="true" pageId="10" pageNumber="461">fosterae</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FF9986C4FFE43EC3D" bold="true" box="[408,498,295,321]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FF9986C4FFE43EC3D" box="[408,498,295,321]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
and
<taxonomicName id="4C3F4D37390EC27FFA2A6C4FFD39EC3C" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[554,648,295,321]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FFA2A6C4FFD8AEC3C" box="[554,571,295,320]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FFA4A6C4FFD39EC3C" box="[586,648,295,320]" italics="true" pageId="10" pageNumber="461">acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FFA906C4FFD5AEC3D" bold="true" box="[656,747,295,321]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FFA906C4FFD5AEC3D" box="[656,747,295,321]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
), but different morphology, as
<taxonomicName id="4C3F4D37390EC27FFC4B6C4FFB18EC3C" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[1099,1193,295,321]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FFC4B6C4FFBEDEC3C" box="[1099,1116,295,320]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FFC6B6C4FFB18EC3C" box="[1131,1193,295,320]" italics="true" pageId="10" pageNumber="461">acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FFCB16C4FFABDEC3D" bold="true" box="[1201,1292,295,321]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FFCB16C4FFABDEC3D" box="[1201,1292,295,321]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
bears robust flattened branchiae whereas
<taxonomicName id="4C3F4D37390EC27FF9D76C23FDFDEC19" authorityName="Maciolek" authorityYear="1985" box="[471,588,331,357]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="perkinsi">
<emphasis id="B94BEAA6390EC27FF9D76C23FDFDEC19" box="[471,588,331,357]" italics="true" pageId="10" pageNumber="461">P. perkinsi</emphasis>
</taxonomicName>
and
<taxonomicName id="4C3F4D37390EC27FFA836C23FD49EC19" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[643,760,331,357]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="504" phylum="Annelida" rank="species" species="fosterae" status="sp. nov.">
P.
<emphasis id="B94BEAA6390EC27FFA9E6C23FD49EC19" box="[670,760,331,357]" italics="true" pageId="10" pageNumber="461">fosterae</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FFAFF6C23FCE8EC19" bold="true" box="[767,857,331,357]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FFAFF6C23FCE8EC19" box="[767,857,331,357]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
bear cirriform branchiae. Additionally,
<taxonomicName id="4C3F4D37390EC27FFD166C23FAC2EC18" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[1302,1395,331,357]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FFD166C23FA96EC18" box="[1302,1319,331,356]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FFD356C23FAC2EC18" box="[1333,1395,331,356]" italics="true" pageId="10" pageNumber="461">acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FFD7B6C23FF79ECF5" bold="true" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FFD7B6C23FF79ECF5" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
bears dorsal crests, present from chaetigers 10–11 to chaetigers 15–17, which are absent in
<taxonomicName id="4C3F4D37390EC27FFCC46C07FA8CECF5" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[1220,1341,367,393]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="fosterae" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FFCC46C07FB64ECF4" box="[1220,1237,367,392]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FFCE36C07FA8CECF5" box="[1251,1341,367,393]" italics="true" pageId="10" pageNumber="461">fosterae</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FFD436C07FA2DECF5" bold="true" box="[1347,1436,367,393]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FFD436C07FA2DECF5" box="[1347,1436,367,393]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
and
<taxonomicName id="4C3F4D37390EC27FF8C76CFBFEF1ECD1" authorityName="Maciolek" authorityYear="1985" box="[199,320,403,429]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="perkinsi">
<emphasis id="B94BEAA6390EC27FF8C76CFBFF69ECD0" box="[199,216,403,428]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FF8E66CFBFEF1ECD1" box="[230,320,403,429]" italics="true" pageId="10" pageNumber="461">perkinsi</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph id="8B8036B4390EC27FF8C76CDFFBB7EF41" blockId="10.[151,1437,151,718]" pageId="10" pageNumber="461">
<taxonomicName id="4C3F4D37390EC27FF8C76CDFFE39ECAC" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[199,392,439,464]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FF8C76CDFFE39ECAC" box="[199,392,439,464]" italics="true" pageId="10" pageNumber="461">Prionospio acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FF98E6CDFFE57ECAD" bold="true" box="[398,486,439,465]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FF98E6CDFFE57ECAD" box="[398,486,439,465]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
is similar to
<taxonomicName id="4C3F4D37390EC27FFA746CDFFCE4ECAC" authorityName="Radashevsky" authorityYear="2015" box="[628,853,439,464]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="cerastae">
<emphasis id="B94BEAA6390EC27FFA746CDFFCE4ECAC" box="[628,853,439,464]" italics="true" pageId="10" pageNumber="461">Prionospio cerastae</emphasis>
</taxonomicName>
, which is the only known
<taxonomicName id="4C3F4D37390EC27FFC776CDFFB42ECAC" authorityName="Malmgren" authorityYear="1867" box="[1143,1267,439,464]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="genus">
<emphasis id="B94BEAA6390EC27FFC776CDFFB42ECAC" box="[1143,1267,439,464]" italics="true" pageId="10" pageNumber="461">Prionospio</emphasis>
</taxonomicName>
species to bear antero-lateral horns. These species can be distinguished by the lack of dorsal crests in
<taxonomicName id="4C3F4D37390EC27FFC586CB3FB64EC88" authorityName="Radashevsky" authorityYear="2015" box="[1112,1237,475,501]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="cerastae">
<emphasis id="B94BEAA6390EC27FFC586CB3FBD8EC88" box="[1112,1129,475,500]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FFC766CB3FB64EC88" box="[1142,1237,475,500]" italics="true" pageId="10" pageNumber="461">cerastae</emphasis>
</taxonomicName>
and the branchial morphology and distribution, as this species possesses only four pairs of branchia, the last pair bearing digitiform pinnules, whereas
<taxonomicName id="4C3F4D37390EC27FF9676F4BFE75EF40" authority="Peixoto &amp; Paiva, 2020" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[359,452,547,573]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="acuta" status="sp. nov.">
<emphasis id="B94BEAA6390EC27FF9676F4BFEC9EF40" box="[359,376,547,572]" italics="true" pageId="10" pageNumber="461">P</emphasis>
.
<emphasis id="B94BEAA6390EC27FF9866F4BFE75EF40" box="[390,452,547,572]" italics="true" pageId="10" pageNumber="461">acuta</emphasis>
</taxonomicName>
<emphasis id="B94BEAA6390EC27FF9CB6F4BFD94EF41" bold="true" box="[459,549,547,573]" pageId="10" pageNumber="461">
<taxonomicNameLabel id="A27857DD390EC27FF9CB6F4BFD94EF41" box="[459,549,547,573]" pageId="10" pageNumber="461" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
bears up to 11 pairs of apinnate branchiae.
</paragraph>
</subSubSection>
<subSubSection id="C325653F390EC27FF8C76F2FFD4DEFD5" pageId="10" pageNumber="461" type="etymology">
<paragraph id="8B8036B4390EC27FF8C76F2FFE37EFFA" blockId="10.[151,1437,151,718]" pageId="10" pageNumber="461">
<emphasis id="B94BEAA6390EC27FF8C76F2FFEFFEF1D" bold="true" box="[199,334,583,609]" pageId="10" pageNumber="461">Etymology.</emphasis>
The specific epithet,
<taxonomicName id="4C3F4D37390EC27FFA3D6F2FFDCAEF1C" authorityName="Peixoto &amp; Paiva" authorityYear="2020" box="[573,635,583,608]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="acuta">
<emphasis id="B94BEAA6390EC27FFA3D6F2FFDCAEF1C" box="[573,635,583,608]" italics="true" pageId="10" pageNumber="461">acuta</emphasis>
</taxonomicName>
, refers to the antero-lateral projections on the prostomium (
<taxonomicName id="4C3F4D37390EC27FFD156F2FFA2DEF1D" authority=", Latin" authorityName="Latin" box="[1301,1436,583,609]" class="Polychaeta" family="Spionidae" genus="Prionospio" kingdom="Animalia" order="Spionida" pageId="10" pageNumber="461" phylum="Annelida" rank="species" species="acuta">
<emphasis id="B94BEAA6390EC27FFD156F2FFAE2EF1C" box="[1301,1363,583,608]" italics="true" pageId="10" pageNumber="461">acuta</emphasis>
, Latin
</taxonomicName>
for sharp or pointed).
</paragraph>
<paragraph id="8B8036B4390EC27FF8C76FE6FD4DEFD5" blockId="10.[151,1437,151,718]" box="[199,764,654,681]" pageId="10" pageNumber="461">
<emphasis id="B94BEAA6390EC27FF8C76FE6FE9DEFD4" bold="true" box="[199,300,654,680]" pageId="10" pageNumber="461">Habitat:</emphasis>
Muddy sand to mud,
<quantity id="4CC79B51390EC27FFA226FE7FD1EEFD5" box="[546,687,655,681]" metricMagnitude="2" metricUnit="m" metricValue="8.379999999999999" metricValueMax="13.27" metricValueMin="3.4899999999999998" pageId="10" pageNumber="461" unit="m" value="838.0" valueMax="1327.0" valueMin="349.0">349–1327 m</quantity>
depth.
</paragraph>
</subSubSection>
<subSubSection id="C325653F390EC27FF8C76FDAFB52EFB1" box="[199,1251,690,718]" pageId="10" pageNumber="461" type="distribution">
<paragraph id="8B8036B4390EC27FF8C76FDAFB52EFB1" blockId="10.[151,1437,151,718]" box="[199,1251,690,718]" pageId="10" pageNumber="461">
<emphasis id="B94BEAA6390EC27FF8C76FDAFED2EFB0" bold="true" box="[199,355,690,716]" pageId="10" pageNumber="461">Distribution:</emphasis>
Southeastern
<collectingCountry id="F3287624390EC27FFA016FDBFDF4EFB1" box="[513,581,691,717]" name="Brazil" pageId="10" pageNumber="461">Brazil</collectingCountry>
(
<collectingRegion id="49FBF856390EC27FFA546FDBFD47EFB1" box="[596,758,691,717]" country="Brazil" name="Espirito Santo" pageId="10" pageNumber="461">Espírito Santo</collectingRegion>
and Campos basins), South Atlantic Ocean.
</paragraph>
</subSubSection>
</treatment>
</document>
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