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<document id="2901700F7EE0FD8A0AF4AB94E140D08C" ID-CLB-Dataset="303336" ID-DOI="10.1080/00222933.2024.2370664" ID-GBIF-Dataset="f04a7c24-991b-4ab4-8e8e-20e2fb98241b" ID-ISSN="1464-5262" ID-Zenodo-Dep="13758466" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="guilherme" IM.materialsCitations_approvedBy="guilherme" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="guilherme" IM.treatmentCitations_approvedBy="guilherme" IM.treatments_approvedBy="guilherme" checkinTime="1726224110956" checkinUser="plazi" docAuthor="Putignano, Matteo, Langeneck, Joachim &amp; Giangrande, Adriana" docDate="2024" docId="006687B3FFD3FFC1FE445FCF9754FC58" docLanguage="en" docName="JNATHIST.58.37-40.1393-1427.pdf" docOrigin="Journal of Natural History 58 (37 - 40)" docSource="http://dx.doi.org/10.1080/00222933.2024.2370664" docStyle="DocumentStyle:3C762F9783B768A90048B82ACD135A62.3:JNatHist.2017-.journal_article.0cover" docStyleId="3C762F9783B768A90048B82ACD135A62" docStyleName="JNatHist.2017-.journal_article.0cover" docStyleVersion="3" docTitle="Myxicola conjuncta , Bush 1905" docType="treatment" docVersion="4" lastPageNumber="1408" masterDocId="FC5FFFCBFFD8FFCEFF9B5C3F934DFF90" masterDocTitle="The forgotten diversity of the genus Myxicola (Polychaeta: Sabellidae) in North America: redescription of historical taxa and description of two new species" masterLastPageNumber="1427" masterPageNumber="1393" pageNumber="1404" updateTime="1726576253140" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="D053C7D1E09F4FF2B6E82A92E60042A2">The forgotten diversity of the genus Myxicola (Polychaeta: Sabellidae) in North America: redescription of historical taxa and description of two new species</mods:title>
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<mods:namePart id="819203B1E548299F7241197278EBCC8A">Putignano, Matteo</mods:namePart>
<mods:affiliation id="F2DF1F6A0D09FB34F3D1597411596CEF">DiSTeBA, University of Salento, Lecce, Italy; &amp; CoNISMa, Consorzio Nazionale Interuniversitario per le Scienze del Mare, Lecce, Italy</mods:affiliation>
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<mods:namePart id="6BAD74C4F30790AA80F1AB00142F4ECB">Langeneck, Joachim</mods:namePart>
<mods:affiliation id="F414A0825E4B32645B9A5DB9A5E61596">CoNISMa, Consorzio Nazionale Interuniversitario per le Scienze del Mare, Lecce, Italy</mods:affiliation>
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<mods:namePart id="526CADD6A4B7C84D303E19E30EF976AE">Giangrande, Adriana</mods:namePart>
<mods:affiliation id="BFC0B80ED37CA603755BFE2C44008906">DiSTeBA, University of Salento, Lecce, Italy; &amp; CoNISMa, Consorzio Nazionale Interuniversitario per le Scienze del Mare, Lecce, Italy</mods:affiliation>
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<mods:title id="46CA73CC579E84B3D4750E0320187FCE">Journal of Natural History</mods:title>
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<mods:part id="F457EF12E864B896E71D9867411A0890">
<mods:date id="4655A074865639498D0CF6ACB09E6D1A">2024</mods:date>
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<mods:number id="8CD792225948AB81AC5B90982F79239F">2024-08-28</mods:number>
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<mods:detail id="950D0B391AAE1C4317574EB5AC8B8F8C" type="volume">
<mods:number id="C3A9F2156A2812509BB7114B0F14005D">58</mods:number>
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<mods:number id="31BD5E6292418BC5575287EDDE7CDC38">37 - 40</mods:number>
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<mods:start id="7814B42CD62211EF99C7517A96A49EBB">1393</mods:start>
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<mods:url id="0ADB7DAD728B654D5BE546F07938D184">http://dx.doi.org/10.1080/00222933.2024.2370664</mods:url>
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<mods:classification id="3AF90B90E1E95E5C3227B54B7F1801BA">journal article</mods:classification>
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<treatment id="006687B3FFD3FFC1FE445FCF9754FC58" ID-DOI="http://doi.org/10.5281/zenodo.13772745" ID-Zenodo-Dep="13772745" LSID="urn:lsid:plazi:treatment:006687B3FFD3FFC1FE445FCF9754FC58" httpUri="http://treatment.plazi.org/id/006687B3FFD3FFC1FE445FCF9754FC58" lastPageId="15" lastPageNumber="1408" pageId="11" pageNumber="1404">
<subSubSection id="C0D5652EFFD3FFC5FE445FCF9009FB9A" box="[479,836,1008,1034]" pageId="11" pageNumber="1404" type="nomenclature">
<paragraph id="887036A5FFD3FFC5FE445FCF9009FB9A" blockId="11.[479,836,1008,1034]" box="[479,836,1008,1034]" pageId="11" pageNumber="1404">
<heading id="D33881C9FFD3FFC5FE445FCF9009FB9A" box="[479,836,1008,1034]" centered="true" fontSize="11" level="2" pageId="11" pageNumber="1404" reason="5">
<taxonomicName id="4FCF4D26FFD3FFC5FE445FCF9009FB9A" ID-CoL="45GXV" authority="Bush, 1905" authorityName=", Bush" authorityYear="1905" box="[479,836,1008,1034]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="11" pageNumber="1404" phylum="Annelida" rank="species" species="conjuncta">
<emphasis id="BABBEAB7FFD3FFC5FE445FCF91F1FB9A" box="[479,700,1008,1034]" italics="true" pageId="11" pageNumber="1404">Myxicola conjuncta</emphasis>
<bibRefCitation id="EC5E4B54FFD3FFC5FD5F5FCF9009FB9A" author="Bush KJ" box="[708,836,1008,1034]" pageId="11" pageNumber="1404" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush, 1905</bibRefCitation>
</taxonomicName>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="C0D5652EFFD3FFC5FDDD58209193FBA9" box="[582,734,1055,1081]" pageId="11" pageNumber="1404" type="description">
<paragraph id="887036A5FFD3FFC5FDDD58209193FBA9" blockId="11.[582,734,1055,1081]" box="[582,734,1055,1081]" pageId="11" pageNumber="1404">
(
<figureCitation id="10F42A20FFD3FFC5FDD5582091F1FBA9" box="[590,700,1055,1081]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="11" pageNumber="1404">Figures 5</figureCitation>
,
<figureCitation id="10F42A20FFD3FFC5FD5C58209198FBA9" box="[711,725,1055,1081]" captionStart="Figure 6" captionStartId="14.[160,225,1359,1382]" captionTargetBox="[165,1150,144,1324]" captionTargetId="figure-91@14.[163,1153,142,1327]" captionTargetPageId="14" captionText="Figure 6. Myxicola conjuncta (YPM IZ 002773.AN). A. peristomium notochaeta;B. 4th chaetiger thoracic notochaeta; C. 24th chaetiger abdominal neurochaeta; D, E. 4th chaetiger thoracic uncinus; F–H. 24th chaetiger abdominal uncini. Scale bars: 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.13772735" httpUri="https://zenodo.org/record/13772735/files/figure.png" pageId="11" pageNumber="1404">6</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C0D5652EFFD3FFC5FF5B586B9723FBFD" box="[192,1134,1108,1133]" pageId="11" pageNumber="1404" type="reference_group">
<paragraph id="887036A5FFD3FFC5FF5B586B9723FBFD" blockId="11.[192,1134,1108,1133]" box="[192,1134,1108,1133]" pageId="11" pageNumber="1404">
<treatmentCitationGroup id="A8DF118BFFD3FFC5FF5B586B9723FBFD" box="[192,1134,1108,1133]" pageId="11" pageNumber="1404">
<treatmentCitation id="096E10B4FFD3FFC5FF5B586B9125FBFD" author="Bush KJ" box="[192,616,1108,1133]" page="217" pageId="11" pageNumber="1404" year="1905">
<taxonomicName id="4FCF4D26FFD3FFC5FF5B586B9125FBFD" ID-CoL="45GXV" authority="Bush, 1905: p. 217" authorityName=", Bush" authorityPageNumber="217" authorityYear="1905" box="[192,616,1108,1133]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="11" pageNumber="1404" phylum="Annelida" rank="species" species="conjuncta">
<emphasis id="BABBEAB7FFD3FFC5FF5B586B92DFFBFD" box="[192,402,1108,1133]" italics="true" pageId="11" pageNumber="1404">Myxicola conjuncta</emphasis>
<bibRefCitation id="EC5E4B54FFD3FFC5FE01586B9159FBFD" author="Bush KJ" box="[410,532,1108,1133]" pageId="11" pageNumber="1404" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush, 1905</bibRefCitation>
: p. 217
</taxonomicName>
</treatmentCitation>
–218; pl. XXVI, figs. 1, 4a; pl. XXXVIII, figs. 1–11
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="C0D5652EFFD3FFC5FF3B58A49160FA8D" pageId="11" pageNumber="1404" type="materials_examined">
<paragraph id="887036A5FFD3FFC5FF3B58A49232FB25" blockId="11.[160,1155,1179,1309]" box="[160,383,1179,1205]" pageId="11" pageNumber="1404">
<emphasis id="BABBEAB7FFD3FFC5FF3B58A49232FB25" bold="true" box="[160,383,1179,1205]" italics="true" pageId="11" pageNumber="1404">Material examined</emphasis>
</paragraph>
<paragraph id="887036A5FFD3FFC5FF3B58809160FA8D" blockId="11.[160,1155,1179,1309]" pageId="11" pageNumber="1404">
<typeStatus id="57748807FFD3FFC5FF3B588093B1FB48" box="[160,252,1215,1240]" pageId="11" pageNumber="1404" type="syntype">Syntype</typeStatus>
collected by W.
<collectionCode id="EEDEAE60FFD3FFC5FE5B5880929CFB48" box="[448,465,1215,1240]" country="Chile" name="Departamento de Geologia, Universidad de Chile" pageId="11" pageNumber="1404">R</collectionCode>
.
<materialsCitation id="38A73CF8FFD3FFC5FE4458809149FA8D" collectionCode="YPM" country="United States of America" county="Virgin Bay" location="Coe" municipality="Valdez-Cordova Census Area" pageId="11" pageNumber="1404" specimenCode="IZ 002773" specimenCount="1" stateProvince="Alaska" typeStatus="syntype">
<location id="8D10607EFFD3FFC5FE4458809146FB48" LSID="urn:lsid:plazi:treatment:006687B3FFD3FFC1FE445FCF9754FC58:8D10607EFFD3FFC5FE4458809146FB48" box="[479,523,1215,1240]" country="United States of America" county="Virgin Bay" municipality="Valdez-Cordova Census Area" name="Coe" pageId="11" pageNumber="1404" stateProvince="Alaska">Coe</location>
during the
<location id="8D10607EFFD3FFC5FD0458809045FB48" LSID="urn:lsid:plazi:treatment:006687B3FFD3FFC1FE445FCF9754FC58:8D10607EFFD3FFC5FD0458809045FB48" box="[671,776,1215,1240]" country="United States of America" county="Virgin Bay" municipality="Valdez-Cordova Census Area" name="Harriman" pageId="11" pageNumber="1404" stateProvince="Alaska">Harriman</location>
Alaska
<location id="8D10607EFFD3FFC5FCF2588090A8FB48" LSID="urn:lsid:plazi:treatment:006687B3FFD3FFC1FE445FCF9754FC58:8D10607EFFD3FFC5FCF2588090A8FB48" box="[873,997,1215,1240]" country="United States of America" county="Virgin Bay" municipality="Valdez-Cordova Census Area" name="Expedition" pageId="11" pageNumber="1404" stateProvince="Alaska">Expedition</location>
, 1899;
<location id="8D10607EFFD3FFC5FBA658809209FB6B" LSID="urn:lsid:plazi:treatment:006687B3FFD3FFC1FE445FCF9754FC58:8D10607EFFD3FFC5FBA658809209FB6B" country="United States of America" county="Virgin Bay" municipality="Valdez-Cordova Census Area" name="Prince William Sound" pageId="11" pageNumber="1404" stateProvince="Alaska">Prince William Sound</location>
,
<collectingCountry id="F0D87635FFD3FFC5FED658DD9232FB6B" box="[333,383,1250,1275]" name="United States of America" pageId="11" pageNumber="1404">USA</collectingCountry>
,
<collectingRegion id="4A0BF847FFD3FFC5FE1358DD929FFB6B" box="[392,466,1250,1275]" country="United States of America" name="Alaska" pageId="11" pageNumber="1404">Alaska</collectingRegion>
,
<collectingMunicipality id="6814ACDFFFD3FFC5FE4058DD9050FB6B" box="[475,797,1250,1275]" pageId="11" pageNumber="1404">Valdez-Cordova Census Area</collectingMunicipality>
,
<collectingCounty id="61114E29FFD3FFC5FCBD58DD90D4FB6B" box="[806,921,1250,1275]" pageId="11" pageNumber="1404">Virgin Bay</collectingCounty>
; specimen preserved in 70% ethanol;
<collectionCode id="EEDEAE60FFD3FFC5FECC593B92C4FA8D" box="[343,393,1284,1309]" country="USA" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34880" lsid="urn:lsid:biocol.org:col:34880" name="Peabody Museum of Natural History" pageId="11" pageNumber="1404" type="Museum">YPM</collectionCode>
<specimenCode id="D8699EDEFFD3FFC5FE0B593B9149FA8D" box="[400,516,1284,1309]" collectionCode="IZ" country="Cuba" name="Instituto de Zoologia" pageId="11" pageNumber="1404">IZ 002773</specimenCode>
</materialsCitation>
.AN.
</paragraph>
</subSubSection>
<subSubSection id="C0D5652EFFD3FFC3FF3B5973906BFA17" lastPageId="13" lastPageNumber="1406" pageId="11" pageNumber="1404" type="description">
<paragraph id="887036A5FFD3FFC5FF3B5973920DFAF6" blockId="11.[160,1157,1356,1728]" box="[160,320,1356,1382]" pageId="11" pageNumber="1404">
<emphasis id="BABBEAB7FFD3FFC5FF3B5973920DFAF6" bold="true" box="[160,320,1356,1382]" italics="true" pageId="11" pageNumber="1404">Redescription</emphasis>
</paragraph>
<paragraph id="887036A5FFD3FFC3FF3B5950906BFA17" blockId="11.[160,1157,1356,1728]" lastBlockId="13.[160,1157,142,1415]" lastPageId="13" lastPageNumber="1406" pageId="11" pageNumber="1404">
Specimen complete, orange-yellowish body, a ‘[…] pale yellow color […] sometimes a tinge of brown on the thorax’ is reported in the original description (
<bibRefCitation id="EC5E4B54FFD3FFC5FBD259AD9395FA5E" author="Bush KJ" pageId="11" pageNumber="1404" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush 1905</bibRefCitation>
: p. 217); cylindrical, slightly flattened dorso-ventrally. Crown same colour as body, while a darker colouration is reported in the original description, due to the presence of pinnulae with ‘[…] decided brown (coloration) […] giving a tinge of color to the whole’ (
<bibRefCitation id="EC5E4B54FFD3FFC5FE075A229157F9A6" author="Bush KJ" box="[412,538,1565,1590]" pageId="11" pageNumber="1404" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush 1905</bibRefCitation>
: p. 217) (
<figureCitation id="10F42A20FFD3FFC5FD085A229045F9A6" box="[659,776,1565,1590]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="11" pageNumber="1404">Figure 5A</figureCitation>
). Interestingly, the photograph from the original work shows a distinctly darker peristomium (
<figureCitation id="10F42A20FFD3FFC5FC305A009763F9C8" box="[939,1070,1599,1624]" captionStart="Figure 13" captionStartId="26.[160,225,630,653]" captionTargetBox="[163,1153,142,598]" captionTargetId="figure-314@26.[163,1153,142,598]" captionTargetPageId="26" captionText="Figure 13. Original photos of Myxicola specimens analysed by Bush (1905): A1, A2, M. glacialis (‘short form’); B, M. glacialis (‘long form’); C, M. conjuncta; D. radiole of M. conjuncta; E. radiole of M. glacialis. A1 and C, specimens YPM IZ 106540 and YPM IZ 002773, respectively. Photos from Bush 1905." figureDoi="http://doi.org/10.5281/zenodo.13758500" httpUri="https://zenodo.org/record/13758500/files/figure.png" pageId="11" pageNumber="1404">Figure 13C</figureCitation>
). Body
<quantity id="4F379B40FFD3FFC5FF3B5A5D93B0F9EB" box="[160,253,1634,1659]" metricMagnitude="-2" metricUnit="m" metricValue="7.95" pageId="11" pageNumber="1404" unit="cm" value="7.95">7.95 cm</quantity>
long, with 8 thoracic and 94 abdominal chaetigers; maximum width
<quantity id="4F379B40FFD3FFC5FBA25A5D97CCF9EB" box="[1081,1153,1634,1659]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="11" pageNumber="1404" unit="mm" value="5.0">5 mm</quantity>
; thorax longer than wide (
<figureCitation id="10F42A20FFD3FFC5FE715ABA912EF90E" box="[490,611,1669,1694]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="11" pageNumber="1404">Figure 5A</figureCitation>
). Crown
<quantity id="4F379B40FFD3FFC5FD475ABA9073F90E" box="[732,830,1669,1694]" metricMagnitude="-2" metricUnit="m" metricValue="1.45" pageId="11" pageNumber="1404" unit="cm" value="1.45">1.45 cm</quantity>
long, holding 17 and 18 radioles on left and right lobe, respectively; ratio of body/crown length of 5.48. Peristomium
<quantity id="4F379B40FFD5FFC3FEDB5CB192E4FF37" box="[320,425,142,167]" metricMagnitude="-3" metricUnit="m" metricValue="1.91" pageId="13" pageNumber="1406" unit="mm" value="1.91">1.91 mm</quantity>
long (distinctly longer than thoracic segments), peristomial rings separated by distinct groove all around peristomium; mid-ventral lobe of anterior peristomial ring poorly developed, with double-pointed tip and thicker lateral edges, from which a membrane emerging from lateral edges partially covers bases of radiolar lobes; peristomium lower laterally, leaving the junction between crown and body just visible; mid-lateral incision distinct (
<figureCitation id="10F42A20FFD5FFC3FCC15D0390A0FEC5" box="[858,1005,316,341]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="13" pageNumber="1406">Figure 5B, C</figureCitation>
). Dorsal lips with remarkably short radiolar appendages, not extruding from ventral lips and not visible in frontal view (
<figureCitation id="10F42A20FFD5FFC3FE2B5DBE9168FE0A" box="[432,549,385,410]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="13" pageNumber="1406">Figure 5D</figureCitation>
); pinnular appendages and ventral radiolar appendages both absent; ventral lips yellowish, well developed and low, extending dorsoventrally along inner surface of base of radiolar lobes; parallel lamellae and ventral sacs both absent (
<figureCitation id="10F42A20FFD5FFC3FE455DD69119FD92" box="[478,596,489,514]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="13" pageNumber="1406">Figure 5D</figureCitation>
); outer radiole surface translucent, connected by a high semi-transparent palmate membrane; radiolar tips 1/5 of total radiole length, same colour as radiole, strap-like with rounded tips (
<figureCitation id="10F42A20FFD5FFC3FC095E119749FDD7" box="[914,1028,558,583]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="13" pageNumber="1406">Figure 5E</figureCitation>
); pinnules thick, distally rounded, yellowish in colour, up to 1/4 of total radiole length, in a staggered arrangement along the radiole; longest pinnules in medial position, then abruptly shortening to beginning of radiolar tips. Radiolar skeleton composed by 9 cells, 8 of them arranged around central one, all surrounded by hyaline matrix; graft cells of pinnular skeleton squared and small, undivided, ventrally contiguous to latter (
<figureCitation id="10F42A20FFD5FFC3FE8B5EC192CEFC87" box="[272,387,766,791]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="13" pageNumber="1406">Figure 5G</figureCitation>
). Radiolar eyes and peristomial eyes not visible. Glandular girdle near posterior margin of chaetiger 2. Lateral eyes present from chaetiger 5; single thoracic eyespots directly posterior to chaetal tufts, shifting to more dorsal position on abdomen, increasing in number of eyespots towards mid abdomen (up to 6 eyespots on each side of chaetiger) then decreasing towards pygidium (2 eyespots on each side of chaetiger). Pygidium slightly damaged and flattened; pygidial eyes not visible (
<figureCitation id="10F42A20FFD5FFC3FEA05FF192FFFC77" box="[315,434,974,999]" captionStart="Figure 5" captionStartId="12.[160,225,1664,1687]" captionTargetBox="[205,1115,152,1621]" captionTargetId="figure-3@12.[193,1123,142,1633]" captionTargetPageId="12" captionText="Figure 5. Myxicola conjuncta (YPM IZ 002773.AN). A. entire worm; B, C. peristomial ring, ventral and lateral views, respectively; D. complex of ventral and dorsal lips; E. radiolar tips; F. pygidium; G. scheme of radiolar cross section." figureDoi="http://doi.org/10.5281/zenodo.13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="13" pageNumber="1406">Figure 5F</figureCitation>
). Numerous narrowly hooded thoracic notochaetae with elongated, tapering tips and distinctly thin, long wing continuing hood along shaft, disposed circularly to form conspicuous tufts; peristomial notochaetae slightly shorter; edge of the hood showing marked serration (
<figureCitation id="10F42A20FFD5FFC3FC0E58099767FBDF" box="[917,1066,1078,1103]" captionStart="Figure 6" captionStartId="14.[160,225,1359,1382]" captionTargetBox="[165,1150,144,1324]" captionTargetId="figure-91@14.[163,1153,142,1327]" captionTargetPageId="14" captionText="Figure 6. Myxicola conjuncta (YPM IZ 002773.AN). A. peristomium notochaeta;B. 4th chaetiger thoracic notochaeta; C. 24th chaetiger abdominal neurochaeta; D, E. 4th chaetiger thoracic uncinus; F–H. 24th chaetiger abdominal uncini. Scale bars: 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.13772735" httpUri="https://zenodo.org/record/13772735/files/figure.png" pageId="13" pageNumber="1406">Figure 6A, B</figureCitation>
); chaetigers 2–8 with slightly curved acicular uncini, showing a long main fang surmounted by 2–3 small teeth, less than half of the main fang length (
<figureCitation id="10F42A20FFD5FFC3FC67584393FDFB27" captionStart="Figure 6" captionStartId="14.[160,225,1359,1382]" captionTargetBox="[165,1150,144,1324]" captionTargetId="figure-91@14.[163,1153,142,1327]" captionTargetPageId="14" captionText="Figure 6. Myxicola conjuncta (YPM IZ 002773.AN). A. peristomium notochaeta;B. 4th chaetiger thoracic notochaeta; C. 24th chaetiger abdominal neurochaeta; D, E. 4th chaetiger thoracic uncinus; F–H. 24th chaetiger abdominal uncini. Scale bars: 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.13772735" httpUri="https://zenodo.org/record/13772735/files/figure.png" pageId="13" pageNumber="1406">Figures 6D, E</figureCitation>
,
<figureCitation id="10F42A20FFD5FFC3FF2458A193A4FB27" box="[191,233,1182,1207]" captionStart="Figure 15" captionStartId="28.[160,225,1193,1216]" captionTargetBox="[163,1149,142,1156]" captionTargetId="figure-171@28.[163,1153,142,1161]" captionTargetPageId="28" captionText="Figure 15. Photographs of thoracic and abdominal uncini, respectively, of American Myxicola species: A, B. M. bushae sp. n.; C, D. M. boki sp. n.; E, F. M. conjuncta." figureDoi="http://doi.org/10.5281/zenodo.13758504" httpUri="https://zenodo.org/record/13758504/files/figure.png" pageId="13" pageNumber="1406">15E</figureCitation>
); thoracic neuropodial tori inconspicuous. Numerous abdominal neurochaetae narrowly hooded, similar to peristomial notochaetae, forming conspicuous tufts along most of abdomen, only significantly decreasing in number of chaetae per fascicle on last segments (
<figureCitation id="10F42A20FFD5FFC3FE7E59399114FA8F" box="[485,601,1286,1311]" captionStart="Figure 6" captionStartId="14.[160,225,1359,1382]" captionTargetBox="[165,1150,144,1324]" captionTargetId="figure-91@14.[163,1153,142,1327]" captionTargetPageId="14" captionText="Figure 6. Myxicola conjuncta (YPM IZ 002773.AN). A. peristomium notochaeta;B. 4th chaetiger thoracic notochaeta; C. 24th chaetiger abdominal neurochaeta; D, E. 4th chaetiger thoracic uncinus; F–H. 24th chaetiger abdominal uncini. Scale bars: 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.13772735" httpUri="https://zenodo.org/record/13772735/files/figure.png" pageId="13" pageNumber="1406">Figure 6C</figureCitation>
). Abdominal uncini with apical tooth slightly longer than half of the main fang; larger uncini with secondary, short tooth, apical to latter (
<figureCitation id="10F42A20FFD5FFC3FE87597392F6FAF5" box="[284,443,1356,1381]" captionStart="Figure 6" captionStartId="14.[160,225,1359,1382]" captionTargetBox="[165,1150,144,1324]" captionTargetId="figure-91@14.[163,1153,142,1327]" captionTargetPageId="14" captionText="Figure 6. Myxicola conjuncta (YPM IZ 002773.AN). A. peristomium notochaeta;B. 4th chaetiger thoracic notochaeta; C. 24th chaetiger abdominal neurochaeta; D, E. 4th chaetiger thoracic uncinus; F–H. 24th chaetiger abdominal uncini. Scale bars: 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.13772735" httpUri="https://zenodo.org/record/13772735/files/figure.png" pageId="13" pageNumber="1406">Figure 6G, H</figureCitation>
); breast squared, main fang shorter than breast; handle vestigial; uncini longer than high (
<figureCitation id="10F42A20FFD5FFC3FDDA595191ACFA17" box="[577,737,1390,1415]" captionStart="Figure 6" captionStartId="14.[160,225,1359,1382]" captionTargetBox="[165,1150,144,1324]" captionTargetId="figure-91@14.[163,1153,142,1327]" captionTargetPageId="14" captionText="Figure 6. Myxicola conjuncta (YPM IZ 002773.AN). A. peristomium notochaeta;B. 4th chaetiger thoracic notochaeta; C. 24th chaetiger abdominal neurochaeta; D, E. 4th chaetiger thoracic uncinus; F–H. 24th chaetiger abdominal uncini. Scale bars: 0.02 mm." figureDoi="http://doi.org/10.5281/zenodo.13772735" httpUri="https://zenodo.org/record/13772735/files/figure.png" pageId="13" pageNumber="1406">Figures 6F, G</figureCitation>
,
<figureCitation id="10F42A20FFD5FFC3FD6B59519054FA17" box="[752,793,1390,1415]" captionStart="Figure 15" captionStartId="28.[160,225,1193,1216]" captionTargetBox="[163,1149,142,1156]" captionTargetId="figure-171@28.[163,1153,142,1161]" captionTargetPageId="28" captionText="Figure 15. Photographs of thoracic and abdominal uncini, respectively, of American Myxicola species: A, B. M. bushae sp. n.; C, D. M. boki sp. n.; E, F. M. conjuncta." figureDoi="http://doi.org/10.5281/zenodo.13758504" httpUri="https://zenodo.org/record/13758504/files/figure.png" pageId="13" pageNumber="1406">15F</figureCitation>
).
</paragraph>
</subSubSection>
<caption id="DCB0662DFFD4FFC2FF3B5ABF92A9F942" ID-DOI="http://doi.org/10.5281/zenodo.13758478" ID-Zenodo-Dep="13758478" httpUri="https://zenodo.org/record/13758478/files/figure.png" pageId="12" pageNumber="1405" startId="12.[160,225,1664,1687]" targetBox="[205,1115,152,1621]" targetPageId="12" targetType="figure">
<paragraph id="887036A5FFD4FFC2FF3B5ABF92A9F942" blockId="12.[160,1155,1664,1746]" pageId="12" pageNumber="1405">
<emphasis id="BABBEAB7FFD4FFC2FF3B5ABF93B7F907" bold="true" box="[160,250,1664,1687]" pageId="12" pageNumber="1405">Figure 5.</emphasis>
<taxonomicName id="4FCF4D26FFD4FFC2FE995ABF92F6F907" authorityName=", Bush" authorityYear="1905" box="[258,443,1664,1687]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="12" pageNumber="1405" phylum="Annelida" rank="species" species="conjuncta">
<emphasis id="BABBEAB7FFD4FFC2FE995ABF92F6F907" box="[258,443,1664,1687]" italics="true" pageId="12" pageNumber="1405">Myxicola conjuncta</emphasis>
</taxonomicName>
(YPM IZ 002773.AN).
<emphasis id="BABBEAB7FFD4FFC2FD0F5ABF91EEF907" bold="true" box="[660,675,1664,1687]" pageId="12" pageNumber="1405">A</emphasis>
. entire worm;
<emphasis id="BABBEAB7FFD4FFC2FCAE5ABF900EF907" bold="true" box="[821,835,1664,1687]" pageId="12" pageNumber="1405">B</emphasis>
,
<emphasis id="BABBEAB7FFD4FFC2FCCB5ABF9013F907" bold="true" box="[848,862,1664,1687]" pageId="12" pageNumber="1405">C</emphasis>
. peristomial ring, ventral and lateral views, respectively;
<emphasis id="BABBEAB7FFD4FFC2FE2A5AA1928CF925" bold="true" box="[433,449,1694,1717]" pageId="12" pageNumber="1405">D</emphasis>
. complex of ventral and dorsal lips;
<emphasis id="BABBEAB7FFD4FFC2FCDA5AA19000F925" bold="true" box="[833,845,1694,1717]" pageId="12" pageNumber="1405">E</emphasis>
. radiolar tips;
<emphasis id="BABBEAB7FFD4FFC2FC7D5AA190BFF925" bold="true" box="[998,1010,1694,1717]" pageId="12" pageNumber="1405">F</emphasis>
. pygidium;
<emphasis id="BABBEAB7FFD4FFC2FBF55AA19733F925" bold="true" box="[1134,1150,1694,1717]" pageId="12" pageNumber="1405">G</emphasis>
. scheme of radiolar cross section.
</paragraph>
</caption>
<subSubSection id="C0D5652EFFD5FFC1FF3B598B970BFCCD" lastPageId="15" lastPageNumber="1408" pageId="13" pageNumber="1406" type="discussion">
<paragraph id="887036A5FFD5FFC3FF3B598B924BFA5E" blockId="13.[160,1156,1460,1728]" box="[160,262,1460,1486]" pageId="13" pageNumber="1406">
<emphasis id="BABBEAB7FFD5FFC3FF3B598B924BFA5E" bold="true" box="[160,262,1460,1486]" italics="true" pageId="13" pageNumber="1406">Remarks</emphasis>
</paragraph>
<paragraph id="887036A5FFD5FFC0FF3B59E890C7F9EA" blockId="13.[160,1156,1460,1728]" lastBlockId="14.[160,1155,1529,1727]" lastPageId="14" lastPageNumber="1407" pageId="13" pageNumber="1406">
This specimen was examined to check the validity of
<taxonomicName id="4FCF4D26FFD5FFC3FC9059E8976CFA60" authority="Bush, 1905" authorityName=", Bush" authorityYear="1905" box="[779,1057,1495,1520]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="13" pageNumber="1406" phylum="Annelida" rank="species" species="conjuncta">
<emphasis id="BABBEAB7FFD5FFC3FC9059E890D7FA60" box="[779,922,1495,1520]" italics="true" pageId="13" pageNumber="1406">M. conjuncta</emphasis>
<bibRefCitation id="EC5E4B54FFD5FFC3FC3F59E8976CFA60" author="Bush KJ" box="[932,1057,1495,1520]" pageId="13" pageNumber="1406" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush, 1905</bibRefCitation>
</taxonomicName>
and the present description is consistent with
<bibRefCitation id="EC5E4B54FFD5FFC3FDD959C59188F983" author="Bush KJ" box="[578,709,1530,1555]" pageId="13" pageNumber="1406" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush (1905)</bibRefCitation>
.
<bibRefCitation id="EC5E4B54FFD5FFC3FD5459C59004F983" author="Bush KJ" box="[719,841,1530,1555]" pageId="13" pageNumber="1406" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush (1905</bibRefCitation>
: p. 217–218) reported a ‘[…] thin median triangular lobe […]’, which is partially damaged in the examined specimen. The only discrepancy between our observations and the original description concerns the morphology of radiolar tips and pinnules, reported as ‘[…] comparatively long and slender […]’ and ‘[…] very long and slender […]’ respectively, and the presence on ‘[…] the sixth to eighth segments [of] additional, often more slender, spear-shaped or hastate setae […] in the middle of the fascicles […]’. However, photographs of radioles present in the original description show an identical morphology (
<figureCitation id="10F42A20FFD6FFC0FCB85A2390ECF9A5" box="[803,929,1564,1589]" captionStart="Figure 13" captionStartId="26.[160,225,630,653]" captionTargetBox="[163,1153,142,598]" captionTargetId="figure-314@26.[163,1153,142,598]" captionTargetPageId="26" captionText="Figure 13. Original photos of Myxicola specimens analysed by Bush (1905): A1, A2, M. glacialis (‘short form’); B, M. glacialis (‘long form’); C, M. conjuncta; D. radiole of M. conjuncta; E. radiole of M. glacialis. A1 and C, specimens YPM IZ 106540 and YPM IZ 002773, respectively. Photos from Bush 1905." figureDoi="http://doi.org/10.5281/zenodo.13758500" httpUri="https://zenodo.org/record/13758500/files/figure.png" pageId="14" pageNumber="1407">Figure 13D</figureCitation>
), while the ‘hastate setae’ (
<bibRefCitation id="EC5E4B54FFD6FFC0FF755A01922BF9C7" author="Bush KJ" box="[238,358,1598,1623]" pageId="14" pageNumber="1407" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush 1905</bibRefCitation>
, fig. 14B1–C) can be easily explained as broken chaetae and uncini, as such a typology of chaetae is absent in the whole genus
<taxonomicName id="4FCF4D26FFD6FFC0FCBF5A5E90C9F9EA" box="[804,900,1633,1658]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="14" pageNumber="1407" phylum="Annelida" rank="genus">
<emphasis id="BABBEAB7FFD6FFC0FCBF5A5E90C9F9EA" box="[804,900,1633,1658]" italics="true" pageId="14" pageNumber="1407">Myxicola</emphasis>
</taxonomicName>
.
</paragraph>
<caption id="DCB0662DFFD6FFC0FF3B59709200FA50" ID-DOI="http://doi.org/10.5281/zenodo.13772735" ID-Zenodo-Dep="13772735" httpUri="https://zenodo.org/record/13772735/files/figure.png" pageId="14" pageNumber="1407" startId="14.[160,225,1359,1382]" targetBox="[165,1150,144,1324]" targetPageId="14">
<paragraph id="887036A5FFD6FFC0FF3B597092F8FA31" blockId="14.[160,1156,1353,1472]" pageId="14" pageNumber="1407">
<emphasis id="BABBEAB7FFD6FFC0FF3B597093B4FAF6" bold="true" box="[160,249,1359,1382]" pageId="14" pageNumber="1407">Figure 6.</emphasis>
<taxonomicName id="4FCF4D26FFD6FFC0FF65597092F8FAF6" authorityName=", Bush" authorityYear="1905" box="[254,437,1359,1382]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="14" pageNumber="1407" phylum="Annelida" rank="species" species="conjuncta">
<emphasis id="BABBEAB7FFD6FFC0FF65597092F8FAF6" box="[254,437,1359,1382]" italics="true" pageId="14" pageNumber="1407">Myxicola conjuncta</emphasis>
</taxonomicName>
(YPM IZ 002773.AN).
<emphasis id="BABBEAB7FFD6FFC0FD1E597091D9FAF6" bold="true" box="[645,660,1359,1382]" pageId="14" pageNumber="1407">A</emphasis>
. peristomium notochaeta;
<emphasis id="BABBEAB7FFD6FFC0FC01597090E5FAF6" bold="true" box="[922,936,1359,1382]" pageId="14" pageNumber="1407">B</emphasis>
. 4
<superScript id="7FBA9BEDFFD6FFC0FC2459769082FAC8" attach="left" box="[959,975,1353,1368]" fontSize="6" pageId="14" pageNumber="1407">th</superScript>
chaetiger thoracic notochaeta;
<emphasis id="BABBEAB7FFD6FFC0FE8059539264FA13" bold="true" box="[283,297,1388,1411]" pageId="14" pageNumber="1407">C</emphasis>
. 24
<superScript id="7FBA9BEDFFD6FFC0FED659599210FAE5" attach="left" box="[333,349,1382,1397]" fontSize="6" pageId="14" pageNumber="1407">th</superScript>
chaetiger abdominal neurochaeta;
<emphasis id="BABBEAB7FFD6FFC0FD2559539183FA13" bold="true" box="[702,718,1388,1411]" pageId="14" pageNumber="1407">D</emphasis>
,
<emphasis id="BABBEAB7FFD6FFC0FD41595391ABFA13" bold="true" box="[730,742,1388,1411]" pageId="14" pageNumber="1407">E</emphasis>
. 4
<superScript id="7FBA9BEDFFD6FFC0FD6459599042FAE5" attach="left" box="[767,783,1382,1397]" fontSize="6" pageId="14" pageNumber="1407">th</superScript>
chaetiger thoracic uncinus;
<emphasis id="BABBEAB7FFD6FFC0FBBD5953971DFA13" bold="true" box="[1062,1104,1388,1411]" pageId="14" pageNumber="1407">F–H</emphasis>
. 24
<superScript id="7FBA9BEDFFD6FFC0FBEF595997C9FAE5" attach="none" box="[1140,1156,1382,1397]" fontSize="6" pageId="14" pageNumber="1407">th</superScript>
chaetiger abdominal uncini.
</paragraph>
<paragraph id="887036A5FFD6FFC0FF3B59939200FA50" blockId="14.[160,1156,1353,1472]" box="[160,333,1452,1472]" pageId="14" pageNumber="1407">
Scale bars:
<quantity id="4F379B40FFD6FFC0FF6559939204FA50" box="[254,329,1452,1472]" metricMagnitude="-5" metricUnit="m" metricValue="2.0" pageId="14" pageNumber="1407" unit="mm" value="0.02">0.02 mm</quantity>
.
</paragraph>
</caption>
<paragraph id="887036A5FFD6FFC1FF5B5ABB91CDFEC5" blockId="14.[160,1155,1529,1727]" lastBlockId="15.[160,1156,142,861]" lastPageId="15" lastPageNumber="1408" pageId="14" pageNumber="1407">
Thoracic uncini show the same curvature, but in the illustrations no teeth are reported (
<bibRefCitation id="EC5E4B54FFD6FFC0FF3D5A99926FF92F" author="Bush KJ" box="[166,290,1702,1727]" pageId="14" pageNumber="1407" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush 1905</bibRefCitation>
, fig. 14D1–D3), which, as for
<taxonomicName id="4FCF4D26FFD6FFC0FD135A9991B0F92F" authorityName="Putignano &amp; Langeneck &amp; Giangrande" authorityYear="2024" box="[648,765,1702,1727]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="14" pageNumber="1407" phylum="Annelida" rank="species" species="bushae" status="sp. n.">
<emphasis id="BABBEAB7FFD6FFC0FD135A9991B0F92F" box="[648,765,1702,1727]" italics="true" pageId="14" pageNumber="1407">M. bushae</emphasis>
</taxonomicName>
<emphasis id="BABBEAB7FFD6FFC0FC925A999003F92F" bold="true" box="[777,846,1702,1727]" pageId="14" pageNumber="1407">
<taxonomicNameLabel id="A18857CCFFD6FFC0FC925A999003F92F" box="[777,846,1702,1727]" pageId="14" pageNumber="1407" rank="species">sp. n.</taxonomicNameLabel>
</emphasis>
, can be explained by the instruments available at the time for taxonomical analysis. Abdominal uncini are almost identical to those in the present description, but no secondary short teeth are reported (
<bibRefCitation id="EC5E4B54FFD7FFC1FF3D5CEB9256FF7D" author="Bush KJ" box="[166,283,212,237]" pageId="15" pageNumber="1408" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush 1905</bibRefCitation>
, fig. 14E1, E2); however, it should be noted that even with today’s instruments and techniques, such teeth are not always visible. Interestingly, a marked serration on the hood of chaetae seems to be shown in the drawings, similarly to what we observed in the present analysis (
<bibRefCitation id="EC5E4B54FFD7FFC1FEFB5D03929AFEC5" author="Bush KJ" box="[352,471,316,341]" pageId="15" pageNumber="1408" pagination="169 - 346" refId="ref12888" refString="Bush KJ. 1905. Tubicolous annelids of the tribes sabellides and serpulides from the Pacific Ocean. New York: Doubleday; p. 169 - 346." type="book chapter" year="1905">Bush 1905</bibRefCitation>
, fig. 14A1–A3).
</paragraph>
<paragraph id="887036A5FFD7FFC1FF5B5D6192DEFE4F" blockId="15.[160,1156,142,861]" pageId="15" pageNumber="1408">
This species was synonymised with
<taxonomicName id="4FCF4D26FFD7FFC1FDC35D619040FEE7" baseAuthorityName="Montagu" baseAuthorityYear="1808" box="[600,781,350,375]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="infundibulum">
<emphasis id="BABBEAB7FFD7FFC1FDC35D619040FEE7" box="[600,781,350,375]" italics="true" pageId="15" pageNumber="1408">M. infundibulum</emphasis>
</taxonomicName>
by
<bibRefCitation id="EC5E4B54FFD7FFC1FCA25D6190A7FEE7" author="Hartman O" box="[825,1002,350,375]" pageId="15" pageNumber="1408" pagination="1 - 98" refId="ref13510" refString="Hartman O. 1942. A review of the types of polychaetous annelids at the peabody museum of natural history, Yale University. Bull Biol Oceanographic Coll. 8: 1 - 98." type="journal article" year="1942">Hartman (1942)</bibRefCitation>
, who did not examine the
<typeStatus id="57748807FFD7FFC1FEAD5DBE9225FE0A" box="[310,360,385,410]" pageId="15" pageNumber="1408">type</typeStatus>
material. However, this species can be differentiated from
<taxonomicName id="4FCF4D26FFD7FFC1FB975DBE93ABFE2D" baseAuthorityName="Montagu" baseAuthorityYear="1808" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="infundibulum">
<emphasis id="BABBEAB7FFD7FFC1FB975DBE93ABFE2D" italics="true" pageId="15" pageNumber="1408">M. infundibulum</emphasis>
</taxonomicName>
based on the morphology of radiolar appendages, radiolar tips, radiolar skeleton and mid-ventral lobe.
</paragraph>
<paragraph id="887036A5FFD7FFC1FF5B5DD6970BFCCD" blockId="15.[160,1156,142,861]" pageId="15" pageNumber="1408">
<taxonomicName id="4FCF4D26FFD7FFC1FF5B5DD692DDFD92" authorityName=", Bush" authorityYear="1905" box="[192,400,489,514]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="conjuncta">
<emphasis id="BABBEAB7FFD7FFC1FF5B5DD692DDFD92" box="[192,400,489,514]" italics="true" pageId="15" pageNumber="1408">Myxicola conjuncta</emphasis>
</taxonomicName>
is a large species of the
<taxonomicName id="4FCF4D26FFD7FFC1FD005DD6907EFD92" baseAuthorityName="Montagu" baseAuthorityYear="1808" box="[667,819,489,514]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="infundibulum">
‘
<emphasis id="BABBEAB7FFD7FFC1FD3A5DD6907EFD92" box="[673,819,489,514]" italics="true" pageId="15" pageNumber="1408">infundibulum</emphasis>
</taxonomicName>
group’ (8 thoracic chaetigers), with a high number of abdominal chaetigers (
<bibRefCitation id="EC5E4B54FFD7FFC1FD035E3390CEFDB5" author="Putignano M &amp; Gravili C &amp; Giangrande A" box="[664,899,524,549]" pageId="15" pageNumber="1408" pagination="506 - 546" refId="ref13864" refString="Putignano M, Gravili C, Giangrande A. 2023. The peculiar case of Myxicola infundibulum (Polychaeta: Sabellidae): echo from a science 200 years old and description of four new taxa in the Mediterranean Sea. Eur Zool J. 90 (1): 506 - 546. doi: 10.1080 / 24750263.2023.2219710." type="journal article" year="2023">
Putignano
<emphasis id="BABBEAB7FFD7FFC1FC885E33900CFDB5" box="[787,833,524,549]" italics="true" pageId="15" pageNumber="1408">et al</emphasis>
. 2023
</bibRefCitation>
). However, this species can be easily distinguished from other large congeners based on the composition and arrangement of the radiolar skeleton (composed of two rows of big, rounded cells in both Mediterranean and European Atlantic species), on the morphology of radiolar tips (filiform and tapering in
<taxonomicName id="4FCF4D26FFD7FFC1FEC05EA990ABFD3F" authority="Putignano, Gravili and Giangrande, 2023" authorityName="Putignano, Gravili and Giangrande" authorityYear="2023" box="[347,998,662,687]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="giuliae">
<emphasis id="BABBEAB7FFD7FFC1FEC05EA99141FD3F" box="[347,524,662,687]" italics="true" pageId="15" pageNumber="1408">Myxicola giuliae</emphasis>
<bibRefCitation id="EC5E4B54FFD7FFC1FD8D5EA990ABFD3F" author="Putignano M &amp; Gravili C &amp; Giangrande A" box="[534,998,662,687]" pageId="15" pageNumber="1408" pagination="506 - 546" refId="ref13864" refString="Putignano M, Gravili C, Giangrande A. 2023. The peculiar case of Myxicola infundibulum (Polychaeta: Sabellidae): echo from a science 200 years old and description of four new taxa in the Mediterranean Sea. Eur Zool J. 90 (1): 506 - 546. doi: 10.1080 / 24750263.2023.2219710." type="journal article" year="2023">Putignano, Gravili and Giangrande, 2023</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="4FCF4D26FFD7FFC1FBB85EA991A9FD42" authority="Putignano, Gravili and Giangrande, 2023" authorityName="Putignano, Gravili and Giangrande" authorityYear="2023" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="cosentini">
<emphasis id="BABBEAB7FFD7FFC1FBB85EA9924DFD42" italics="true" pageId="15" pageNumber="1408">Myxicola cosentini</emphasis>
<bibRefCitation id="EC5E4B54FFD7FFC1FE975E8691A9FD42" author="Putignano M &amp; Gravili C &amp; Giangrande A" box="[268,740,697,722]" pageId="15" pageNumber="1408" pagination="506 - 546" refId="ref13864" refString="Putignano M, Gravili C, Giangrande A. 2023. The peculiar case of Myxicola infundibulum (Polychaeta: Sabellidae): echo from a science 200 years old and description of four new taxa in the Mediterranean Sea. Eur Zool J. 90 (1): 506 - 546. doi: 10.1080 / 24750263.2023.2219710." type="journal article" year="2023">Putignano, Gravili and Giangrande, 2023</bibRefCitation>
</taxonomicName>
, lanceolate in
<taxonomicName id="4FCF4D26FFD7FFC1FC0E5E869700FD42" baseAuthorityName="Montagu" baseAuthorityYear="1808" box="[917,1101,697,722]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="infundibulum">
<emphasis id="BABBEAB7FFD7FFC1FC0E5E869700FD42" box="[917,1101,697,722]" italics="true" pageId="15" pageNumber="1408">M. infundibulum</emphasis>
</taxonomicName>
and
<taxonomicName id="4FCF4D26FFD7FFC1FF3B5EE3900CFD65" authority="Putignano, Gravili and Giangrande, 2023" authorityName="Putignano, Gravili and Giangrande" authorityYear="2023" box="[160,833,732,757]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="cataldoi">
<emphasis id="BABBEAB7FFD7FFC1FF3B5EE3922FFD65" box="[160,354,732,757]" italics="true" pageId="15" pageNumber="1408">Myxicola cataldoi</emphasis>
<bibRefCitation id="EC5E4B54FFD7FFC1FEF65EE3900CFD65" author="Putignano M &amp; Gravili C &amp; Giangrande A" box="[365,833,732,757]" pageId="15" pageNumber="1408" pagination="506 - 546" refId="ref13864" refString="Putignano M, Gravili C, Giangrande A. 2023. The peculiar case of Myxicola infundibulum (Polychaeta: Sabellidae): echo from a science 200 years old and description of four new taxa in the Mediterranean Sea. Eur Zool J. 90 (1): 506 - 546. doi: 10.1080 / 24750263.2023.2219710." type="journal article" year="2023">Putignano, Gravili and Giangrande, 2023</bibRefCitation>
</taxonomicName>
, leaving some resemblance with
<taxonomicName id="4FCF4D26FFD7FFC1FF425EC19231FC87" authorityName="Darbyshire" authorityYear="2023" box="[217,380,766,791]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="polychroma">
<emphasis id="BABBEAB7FFD7FFC1FF425EC19231FC87" box="[217,380,766,791]" italics="true" pageId="15" pageNumber="1408">M. polychroma</emphasis>
</taxonomicName>
), radiolar appendages (long and tapering in
<taxonomicName id="4FCF4D26FFD7FFC1FCEF5EC190A3FC87" authorityName="Putignano, Gravili and Giangrande" authorityYear="2023" box="[884,1006,766,791]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="cataldoi">
<emphasis id="BABBEAB7FFD7FFC1FCEF5EC190A3FC87" box="[884,1006,766,791]" italics="true" pageId="15" pageNumber="1408">M. cataldoi</emphasis>
</taxonomicName>
, club shaped in
<taxonomicName id="4FCF4D26FFD7FFC1FF205F1E926EFCAA" authorityName="Putignano, Gravili and Giangrande" authorityYear="2023" box="[187,291,801,826]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="giuliae">
<emphasis id="BABBEAB7FFD7FFC1FF205F1E926EFCAA" box="[187,291,801,826]" italics="true" pageId="15" pageNumber="1408">M. giuliae</emphasis>
</taxonomicName>
and
<taxonomicName id="4FCF4D26FFD7FFC1FEC15F1E9297FCAA" authorityName="Putignano, Gravili and Giangrande" authorityYear="2023" box="[346,474,801,826]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="cosentini">
<emphasis id="BABBEAB7FFD7FFC1FEC15F1E9297FCAA" box="[346,474,801,826]" italics="true" pageId="15" pageNumber="1408">M. cosentini</emphasis>
</taxonomicName>
, triangular in
<taxonomicName id="4FCF4D26FFD7FFC1FDE85F1E9068FCAA" baseAuthorityName="Montagu" baseAuthorityYear="1808" box="[627,805,801,826]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="infundibulum">
<emphasis id="BABBEAB7FFD7FFC1FDE85F1E9068FCAA" box="[627,805,801,826]" italics="true" pageId="15" pageNumber="1408">M. infundibulum</emphasis>
</taxonomicName>
and
<taxonomicName id="4FCF4D26FFD7FFC1FCC75F1E90B0FCAA" authorityName="Darbyshire" authorityYear="2023" box="[860,1021,801,826]" class="Polychaeta" family="Sabellidae" genus="Myxicola" kingdom="Animalia" order="Sabellida" pageId="15" pageNumber="1408" phylum="Annelida" rank="species" species="polychroma">
<emphasis id="BABBEAB7FFD7FFC1FCC75F1E90B0FCAA" box="[860,1021,801,826]" italics="true" pageId="15" pageNumber="1408">M. polychroma</emphasis>
</taxonomicName>
), and shape of abdominal uncini (with bigger and smaller teeth as a row above the main fang).
</paragraph>
</subSubSection>
<subSubSection id="C0D5652EFFD7FFC1FF3B5FB39754FC58" pageId="15" pageNumber="1408" type="distribution">
<paragraph id="887036A5FFD7FFC1FF3B5FB39288FC36" blockId="15.[160,1049,908,968]" box="[160,453,908,934]" pageId="15" pageNumber="1408">
<emphasis id="BABBEAB7FFD7FFC1FF3B5FB39288FC36" bold="true" box="[160,453,908,934]" italics="true" pageId="15" pageNumber="1408">Distribution and ecology</emphasis>
</paragraph>
<paragraph id="887036A5FFD7FFC1FF3B5F909754FC58" blockId="15.[160,1049,908,968]" box="[160,1049,943,968]" pageId="15" pageNumber="1408">
Known for the
<typeStatus id="57748807FFD7FFC1FED25F909236FC58" box="[329,379,943,968]" pageId="15" pageNumber="1408">type</typeStatus>
locality. No information concerning its ecology is reported.
</paragraph>
</subSubSection>
</treatment>
</document>
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