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<document id="F0226E7DF03525CDDCEBF9D01848B85D" ID-CLB-Dataset="42367" ID-DOI="10.11646/zootaxa.3873.4.1" ID-GBIF-Dataset="fb49ba3b-9228-4653-bad8-a22bf4828785" ID-ISSN="1175-5326" ID-Zenodo-Dep="252208" ID-ZooBank="84F8465A-595F-4C16-841E-1A345DF67AC8" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460936451422" checkinUser="plazi" docAuthor="Summers, Mindi M., Al-Hakim, Iin Inayat &amp; Rouse, Greg W." docDate="2014" docId="039287EDAD47FFD3CF9CFF45FBE8FC17" docLanguage="en" docName="zt03873p344.pdf" docOrigin="Zootaxa 3873 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Pulvinomyzostomum messingi Summers, Al-Hakim &amp; Rouse, 2014, n. sp." docType="treatment" docVersion="9" lastPageNumber="326" masterDocId="FFABFF95AD5EFFCACF0BFFD2FF8BFFD0" masterDocTitle="Turbo-taxonomy: 21 new species of Myzostomida (Annelida)" masterLastPageNumber="344" masterPageNumber="301" pageNumber="326" updateTime="1698582842985" updateUser="ExternalLinkService">
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<mods:title id="1DDB5CDC9454E11DB00BB01852ABADDE">Turbo-taxonomy: 21 new species of Myzostomida (Annelida)</mods:title>
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<mods:namePart id="7BB19D888422AA3E451C11D80A32A3DD">Summers, Mindi M.</mods:namePart>
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<mods:namePart id="7C100BBD61DA01940651269D2010B09F">Al-Hakim, Iin Inayat</mods:namePart>
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<mods:namePart id="6BE876DE05299D6121CC41FAC20DD8F1">Rouse, Greg W.</mods:namePart>
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<mods:date id="9D78A318CFACC0C48592C8EBB9D33DA7">2014</mods:date>
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<treatment id="039287EDAD47FFD3CF9CFF45FBE8FC17" ID-DOI="http://doi.org/10.5281/zenodo.6138542" ID-GBIF-Taxon="119590664" ID-Zenodo-Dep="6138542" LSID="urn:lsid:plazi:treatment:039287EDAD47FFD3CF9CFF45FBE8FC17" httpUri="http://treatment.plazi.org/id/039287EDAD47FFD3CF9CFF45FBE8FC17" lastPageNumber="326" pageId="25" pageNumber="326">
<subSubSection id="C3216570AD47FFD3CF9CFF45FE9DFF03" pageId="25" pageNumber="326" type="nomenclature">
<paragraph id="8B8436FBAD47FFD3CF9CFF45FCB4FF62" blockId="25.[151,831,151,211]" box="[151,831,151,178]" pageId="25" pageNumber="326">
<heading id="D0CC8197AD47FFD3CF9CFF45FCB4FF62" bold="true" box="[151,831,151,178]" fontSize="11" level="1" pageId="25" pageNumber="326" reason="1">
<emphasis id="B94FEAE9AD47FFD3CF9CFF45FCB4FF62" bold="true" box="[151,831,151,178]" pageId="25" pageNumber="326">
<taxonomicName id="4C3B4D78AD47FFD3CF9CFF45FD8EFF61" box="[151,517,151,177]" class="Polychaeta" family="Myzostomidae" genus="Pulvinomyzostomum" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="species" species="messingi" status="sp. nov.">
<emphasis id="B94FEAE9AD47FFD3CF9CFF45FD8EFF61" bold="true" box="[151,517,151,177]" italics="true" pageId="25" pageNumber="326">Pulvinomyzostomum messingi</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A27C5792AD47FFD3CD07FF4AFDC5FF62" box="[524,590,152,178]" pageId="25" pageNumber="326" rank="species">n. sp.</taxonomicNameLabel>
Summers &amp; Rouse
</emphasis>
</heading>
</paragraph>
<paragraph id="8B8436FBAD47FFD3CF9CFF68FE9DFF03" blockId="25.[151,831,151,211]" box="[151,278,186,211]" pageId="25" pageNumber="326">
<figureCitation id="13002A7EAD47FFD3CF9CFF68FF53FF03" box="[151,216,186,211]" captionStart="FIGURE 8" captionStartId="24.[151,250,1809,1831]" captionTargetBox="[151,1436,844,1787]" captionTargetId="figure@24.[151,1436,844,1788]" captionTargetPageId="24" captionText="FIGURE 8. (A C) Live photographs of Pulvinomyzostomum inaki n. sp. — (A, B) female, (A) dorsal view showing raised ridges, (B) ventral view showing five pairs of parapodia, cirri on body margin, and small dwarf males, abbreviations: males (m); pharynx (p); (C) males, ventral and dorsal views showing extended smooth proboscis and scalloped margin. (D G) Pulvinomyzostomum messingi n. sp. — (A) live photograph of host, Gephyrocrinus messingi with ophiuroid associate and possible myzostomids on arms, indicated with arrows; (E G) photographs of fixed samples, (E F) on hosts arms, dorsal view showing ridged surface (E), abbreviation: host pinnule (pi), (G) ventral view, showing acirrate body margin. Scalebars 30 cm (D); 1 mm (E G); 0.5 mm (C); 0.2 mm (A, B)." httpUri="https://zenodo.org/record/252216/files/figure.png" pageId="25" pageNumber="326">Fig. 8</figureCitation>
DG
</paragraph>
</subSubSection>
<subSubSection id="C3216570AD47FFD3CF9CFED0FE60FE7B" pageId="25" pageNumber="326" type="materials_examined">
<paragraph id="8B8436FBAD47FFD3CF9CFED0FCE3FEB3" blockId="25.[151,1437,258,967]" pageId="25" pageNumber="326">
<emphasis id="B94FEAE9AD47FFD3CF9CFED0FE86FECB" bold="true" box="[151,269,258,283]" pageId="25" pageNumber="326">
<typeStatus id="54808859AD47FFD3CF9CFED0FE83FECB" box="[151,264,258,283]" pageId="25" pageNumber="326" type="holotype">Holotype</typeStatus>
:
</emphasis>
SIO-BIC A3800
<emphasis id="B94FEAE9AD47FFD3CED9FED0FD08FECB" bold="true" box="[466,643,258,283]" pageId="25" pageNumber="326">hologenophore</emphasis>
(1 spm: 95% ethanol). Off southwest Oregon (
<geoCoordinate id="EE0F503CAD47FFD3CB84FED1FAD7FECA" box="[1167,1372,259,283]" direction="north" orientation="latitude" pageId="25" pageNumber="326" precision="1" value="42.74114">42° 44' 28.104&quot; N</geoCoordinate>
,
<geoCoordinate id="EE0F503CAD47FFD3CA6CFED1FECCFEEF" direction="west" orientation="longitude" pageId="25" pageNumber="326" precision="1" value="-128.09674">128° 5' 48.2994&quot; W</geoCoordinate>
),
<quantity id="4CC39B1EAD47FFD3CE6BFEF4FE36FEEE" box="[352,445,294,319]" metricMagnitude="3" metricUnit="m" metricValue="1.65" pageId="25" pageNumber="326" unit="m" value="1650.0">1650 m</quantity>
. Collected via the R/V
<emphasis id="B94FEAE9AD47FFD3CDD7FEF5FCF6FEEF" box="[732,893,294,319]" italics="true" pageId="25" pageNumber="326">Western Flyer</emphasis>
using the ROV
<emphasis id="B94FEAE9AD47FFD3CB42FEF5FB56FEEF" box="[1097,1245,294,319]" italics="true" pageId="25" pageNumber="326">Doc Ricketts</emphasis>
(Dive 82) on
<date id="FF85103BAD47FFD3CA85FEF5FEC6FEB3" pageId="25" pageNumber="326" value="2007-09-04">4 September 2007</date>
by Julio Harvey. Genbank (COI—KM014174).
</paragraph>
<paragraph id="8B8436FBAD47FFD3CFCCFEBCFE60FE7B" blockId="25.[151,1437,258,967]" pageId="25" pageNumber="326">
<emphasis id="B94FEAE9AD47FFD3CFCCFEBCFE8DFE57" bold="true" box="[199,262,366,391]" pageId="25" pageNumber="326">Host.</emphasis>
<taxonomicName id="4C3B4D78AD47FFD3CE1FFEBCFC8FFE57" authority="Roux &amp; Lambert" authorityName="Roux &amp; Lambert" box="[276,772,366,391]" class="Crinoidea" family="Hyocrinidae" genus="Gephyrocrinus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="25" pageNumber="326" phylum="Echinodermata" rank="species" species="messingi">
<emphasis id="B94FEAE9AD47FFD3CE1FFEBCFDA1FE56" box="[276,554,366,391]" italics="true" pageId="25" pageNumber="326">Gephyrocrinus messingi</emphasis>
Roux &amp; Lambert
</taxonomicName>
(
<taxonomicName id="4C3B4D78AD47FFD3CC11FEBCFC22FE57" box="[794,937,366,391]" class="Crinoidea" family="Hyocrinidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="25" pageNumber="326" phylum="Echinodermata" rank="family">Hyocrinidae</taxonomicName>
,
<taxonomicName id="4C3B4D78AD47FFD3CCB1FEBCFBB0FE57" box="[954,1083,366,391]" class="Crinoidea" higherTaxonomySource="GBIF" kingdom="Animalia" order="Hyocrinida" pageId="25" pageNumber="326" phylum="Echinodermata" rank="order">Hyocrinida</taxonomicName>
, Crinoidea). SIO-BIC E5662. Genbank (COI—KM014350).
</paragraph>
</subSubSection>
<subSubSection id="C3216570AD47FFD3CFCCFE64FC8BFE23" pageId="25" pageNumber="326" type="etymology">
<paragraph id="8B8436FBAD47FFD3CFCCFE64FC8BFE23" blockId="25.[151,1437,258,967]" pageId="25" pageNumber="326">
<emphasis id="B94FEAE9AD47FFD3CFCCFE64FEC5FE1F" bold="true" box="[199,334,438,463]" pageId="25" pageNumber="326">Etymology.</emphasis>
Named for Charles Messing, for whom its host crinoid is also named for, and in recognition for his often noticing and collecting myzostomids on crinoids.
</paragraph>
</subSubSection>
<subSubSection id="C3216570AD47FFD3CFCCFE2CFCFEFD53" pageId="25" pageNumber="326" type="diagnosis">
<paragraph id="8B8436FBAD47FFD3CFCCFE2CFCFEFD53" blockId="25.[151,1437,258,967]" pageId="25" pageNumber="326">
<emphasis id="B94FEAE9AD47FFD3CFCCFE2CFD81FDC7" bold="true" box="[199,522,510,535]" pageId="25" pageNumber="326">Diagnosis and description.</emphasis>
<typeStatus id="54808859AD47FFD3CD1FFE2CFDF7FDC7" box="[532,636,510,535]" pageId="25" pageNumber="326" type="holotype">Holotype</typeStatus>
free-living (
<figureCitation id="13002A7EAD47FFD3CC1BFE2CFCDDFDC7" box="[784,854,510,535]" captionStart="FIGURE 8" captionStartId="24.[151,250,1809,1831]" captionTargetBox="[151,1436,844,1787]" captionTargetId="figure@24.[151,1436,844,1788]" captionTargetPageId="24" captionText="FIGURE 8. (A C) Live photographs of Pulvinomyzostomum inaki n. sp. — (A, B) female, (A) dorsal view showing raised ridges, (B) ventral view showing five pairs of parapodia, cirri on body margin, and small dwarf males, abbreviations: males (m); pharynx (p); (C) males, ventral and dorsal views showing extended smooth proboscis and scalloped margin. (D G) Pulvinomyzostomum messingi n. sp. — (A) live photograph of host, Gephyrocrinus messingi with ophiuroid associate and possible myzostomids on arms, indicated with arrows; (E G) photographs of fixed samples, (E F) on hosts arms, dorsal view showing ridged surface (E), abbreviation: host pinnule (pi), (G) ventral view, showing acirrate body margin. Scalebars 30 cm (D); 1 mm (E G); 0.5 mm (C); 0.2 mm (A, B)." httpUri="https://zenodo.org/record/252216/files/figure.png" pageId="25" pageNumber="326">Fig. 8</figureCitation>
D). Body elongate. Length ~
<quantity id="4CC39B1EAD47FFD3CBACFE2CFB64FDC6" box="[1191,1263,510,535]" metricMagnitude="-3" metricUnit="m" metricValue="6.0" pageId="25" pageNumber="326" unit="mm" value="6.0">6 mm</quantity>
; width ~
<quantity id="4CC39B1EAD47FFD3CA5CFE2DFA16FDC6" box="[1367,1437,511,535]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="25" pageNumber="326" unit="mm" value="4.0">4 mm</quantity>
following fixation. Dorsal surface furrowed (
<figureCitation id="13002A7EAD47FFD3CDBCFDF0FC8AFDEB" box="[695,769,546,571]" captionStart="FIGURE 8" captionStartId="24.[151,250,1809,1831]" captionTargetBox="[151,1436,844,1787]" captionTargetId="figure@24.[151,1436,844,1788]" captionTargetPageId="24" captionText="FIGURE 8. (A C) Live photographs of Pulvinomyzostomum inaki n. sp. — (A, B) female, (A) dorsal view showing raised ridges, (B) ventral view showing five pairs of parapodia, cirri on body margin, and small dwarf males, abbreviations: males (m); pharynx (p); (C) males, ventral and dorsal views showing extended smooth proboscis and scalloped margin. (D G) Pulvinomyzostomum messingi n. sp. — (A) live photograph of host, Gephyrocrinus messingi with ophiuroid associate and possible myzostomids on arms, indicated with arrows; (E G) photographs of fixed samples, (E F) on hosts arms, dorsal view showing ridged surface (E), abbreviation: host pinnule (pi), (G) ventral view, showing acirrate body margin. Scalebars 30 cm (D); 1 mm (E G); 0.5 mm (C); 0.2 mm (A, B)." httpUri="https://zenodo.org/record/252216/files/figure.png" pageId="25" pageNumber="326">Fig. 8</figureCitation>
E). Body margin acirrate (
<figureCitation id="13002A7EAD47FFD3CB4DFDF0FB1BFDEB" box="[1094,1168,546,571]" captionStart="FIGURE 8" captionStartId="24.[151,250,1809,1831]" captionTargetBox="[151,1436,844,1787]" captionTargetId="figure@24.[151,1436,844,1788]" captionTargetPageId="24" captionText="FIGURE 8. (A C) Live photographs of Pulvinomyzostomum inaki n. sp. — (A, B) female, (A) dorsal view showing raised ridges, (B) ventral view showing five pairs of parapodia, cirri on body margin, and small dwarf males, abbreviations: males (m); pharynx (p); (C) males, ventral and dorsal views showing extended smooth proboscis and scalloped margin. (D G) Pulvinomyzostomum messingi n. sp. — (A) live photograph of host, Gephyrocrinus messingi with ophiuroid associate and possible myzostomids on arms, indicated with arrows; (E G) photographs of fixed samples, (E F) on hosts arms, dorsal view showing ridged surface (E), abbreviation: host pinnule (pi), (G) ventral view, showing acirrate body margin. Scalebars 30 cm (D); 1 mm (E G); 0.5 mm (C); 0.2 mm (A, B)." httpUri="https://zenodo.org/record/252216/files/figure.png" pageId="25" pageNumber="326">Fig. 8</figureCitation>
G). Mouth and cloaca subterminal on ventral surface, midway between first and last pairs of parapodia and body margin. Five pairs of parapodia. Color in life unknown, pale yellow following fixation.
</paragraph>
</subSubSection>
<subSubSection id="C3216570AD47FFD3CFCCFD5CFBE8FC17" pageId="25" pageNumber="326" type="discussion">
<paragraph id="8B8436FBAD47FFD3CFCCFD5CFBE8FC17" blockId="25.[151,1437,258,967]" pageId="25" pageNumber="326">
<emphasis id="B94FEAE9AD47FFD3CFCCFD5CFEB0FD77" bold="true" box="[199,315,654,679]" pageId="25" pageNumber="326">Remarks.</emphasis>
Unlike other members of
<emphasis id="B94FEAE9AD47FFD3CD71FD5CFCE2FD77" box="[634,873,654,679]" italics="true" pageId="25" pageNumber="326">
<taxonomicName id="4C3B4D78AD47FFD3CD71FD5CFCEEFD77" box="[634,869,654,679]" class="Polychaeta" family="Myzostomidae" genus="Pulvinomyzostomum" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="genus">Pulvinomyzostomum</taxonomicName>
,
</emphasis>
where a large female remains stationary in the mouth,
<taxonomicName id="4C3B4D78AD47FFD3CFF9FD60FDCCFD1B" box="[242,583,690,715]" class="Polychaeta" family="Myzostomidae" genus="Pulvinomyzostomum" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="species" species="messingi" status="sp. nov.">
<emphasis id="B94FEAE9AD47FFD3CFF9FD60FDCCFD1B" box="[242,583,690,715]" italics="true" pageId="25" pageNumber="326">Pulvinomyzostomum messingi</emphasis>
</taxonomicName>
<emphasis id="B94FEAE9AD47FFD3CD5FFD60FD13FD1B" bold="true" box="[596,664,690,715]" pageId="25" pageNumber="326">
<taxonomicNameLabel id="A27C5792AD47FFD3CD5FFD60FD13FD1B" box="[596,664,690,715]" pageId="25" pageNumber="326" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
was collected living free on the host. This is the first record of
<taxonomicName id="4C3B4D78AD47FFD3CF9CFD04FEF4FD3F" box="[151,383,726,751]" class="Polychaeta" family="Myzostomidae" genus="Pulvinomyzostomum" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="genus">
<emphasis id="B94FEAE9AD47FFD3CF9CFD04FEF4FD3F" box="[151,383,726,751]" italics="true" pageId="25" pageNumber="326">Pulvinomyzostomum</emphasis>
</taxonomicName>
on a stalked crinoid—
<taxonomicName id="4C3B4D78AD47FFD3CD74FD04FC46FD3F" box="[639,973,726,751]" class="Polychaeta" family="Myzostomidae" genus="Pulvinomyzostomum" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="species" species="pulvinar">
<emphasis id="B94FEAE9AD47FFD3CD74FD04FC46FD3F" box="[639,973,726,751]" italics="true" pageId="25" pageNumber="326">Pulvinomyzostomum pulvinar</emphasis>
</taxonomicName>
and
<taxonomicName id="4C3B4D78AD47FFD3CB0FFD04FADEFD3E" box="[1028,1365,726,751]" class="Polychaeta" family="Myzostomidae" genus="Pulvinomyzostomum" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="species" species="messingi" status="sp. nov.">
<emphasis id="B94FEAE9AD47FFD3CB0FFD04FADEFD3E" box="[1028,1365,726,751]" italics="true" pageId="25" pageNumber="326">Pulvinomyzostomum messingi</emphasis>
</taxonomicName>
<emphasis id="B94FEAE9AD47FFD3CA57FD04FA17FD3F" bold="true" box="[1372,1436,726,751]" pageId="25" pageNumber="326">
<taxonomicNameLabel id="A27C5792AD47FFD3CA57FD04FA17FD3F" box="[1372,1436,726,751]" pageId="25" pageNumber="326" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
were both found on antedonid hosts.
<taxonomicName id="4C3B4D78AD47FFD3CD54FD28FC3CFCC3" box="[607,951,762,787]" class="Polychaeta" family="Myzostomidae" genus="Pulvinomyzostomum" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="species" species="messingi" status="sp. nov.">
<emphasis id="B94FEAE9AD47FFD3CD54FD28FC3CFCC3" box="[607,951,762,787]" italics="true" pageId="25" pageNumber="326">Pulvinomyzostomum messingi</emphasis>
</taxonomicName>
<emphasis id="B94FEAE9AD47FFD3CCCEFD28FB80FCC3" bold="true" box="[965,1035,762,787]" pageId="25" pageNumber="326">
<taxonomicNameLabel id="A27C5792AD47FFD3CCCEFD28FB80FCC3" box="[965,1035,762,787]" pageId="25" pageNumber="326" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
is also the first description of a myzostomid associated with a stalked crinoid in the east-Pacific and, with the exception of
<taxonomicName id="4C3B4D78AD47FFD3CBBAFCCCFEABFC8B" authority="Graff, 1884" authorityName="Graff" authorityYear="1884" class="Polychaeta" genus="Stelechopus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="species" species="hyocrini">
<emphasis id="B94FEAE9AD47FFD3CBBAFCCCFA10FCE7" box="[1201,1435,798,823]" italics="true" pageId="25" pageNumber="326">Stelechopus hyocrini</emphasis>
Graff, 1884
</taxonomicName>
, is the only known myzostomid from a hyocrinid. The other free-living myzostomids on stalked crinoids (currently in
<taxonomicName id="4C3B4D78AD47FFD3CE80FCB5FC3CFCAF" authority="Summers &amp; Rouse (2014)" authorityName="Summers &amp; Rouse" authorityYear="2014" box="[395,951,871,895]" class="Polychaeta" family="Eenymeenymyzostomatidae" genus="Eenymeenymyzostoma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="genus">
<emphasis id="B94FEAE9AD47FFD3CE80FCB5FD0CFCAE" box="[395,647,871,894]" italics="true" pageId="25" pageNumber="326">Eenymeenymyzostoma</emphasis>
<bibRefCitation id="EFAA4B0AAD47FFD3CD85FCB5FC3CFCAF" author="Summers" box="[654,951,871,895]" pageId="25" pageNumber="326" refString="Summers, M. M. &amp; Rouse, G. W. (2014) Phylogeny of Myzostomida (Annelida) and their relationships with echinoderm hosts. BMC Evolutionary Biology, 14, 170. http: // dx. doi. org / 10.1186 / s 12862 - 014 - 0170 - 7" type="journal article" year="2014">Summers &amp; Rouse (2014)</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="4C3B4D78AD47FFD3CCC8FCB5FB57FCAF" authority="Graff, 1884" authorityName="Graff" authorityYear="1884" box="[963,1244,870,895]" class="Polychaeta" family="Myzostomidae" genus="Myzostoma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="genus">
<emphasis id="B94FEAE9AD47FFD3CCC8FCB5FBC9FCAE" box="[963,1090,871,894]" italics="true" pageId="25" pageNumber="326">Myzostoma</emphasis>
<bibRefCitation id="EFAA4B0AAD47FFD3CB41FCB4FB57FCAF" author="Graff" box="[1098,1244,870,895]" pageId="25" pageNumber="326" refString="Graff, L. v. (1884 a) Report on the Myzostomida collected during the voyage of H. M. S. Challenger during the years 1873 - 76. Reports on the Scientific Results of the Voyage of H. M. S. Challenger during the years 1873 - 76, Zoology, 10, 1 - 82, pls. I - XVI." type="journal article" year="1884" yearSuffix="a">Graff, 1884a</bibRefCitation>
</taxonomicName>
, and
<taxonomicName id="4C3B4D78AD47FFD3CA1CFCB4FEA2FC73" authority="Graff, 1884" authorityName="Graff" authorityYear="1884" class="Polychaeta" genus="Stelechopus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="genus">
<emphasis id="B94FEAE9AD47FFD3CA1CFCB4FA17FCAF" box="[1303,1436,870,895]" italics="true" pageId="25" pageNumber="326">Stelechopus</emphasis>
<bibRefCitation id="EFAA4B0AAD47FFD3CF9CFC58FEA2FC73" author="Graff" box="[151,297,906,931]" pageId="25" pageNumber="326" refString="Graff, L. v. (1884 a) Report on the Myzostomida collected during the voyage of H. M. S. Challenger during the years 1873 - 76. Reports on the Scientific Results of the Voyage of H. M. S. Challenger during the years 1873 - 76, Zoology, 10, 1 - 82, pls. I - XVI." type="journal article" year="1884" yearSuffix="a">Graff, 1884a</bibRefCitation>
</taxonomicName>
) are known from
<collectingCountry id="F32C766BAD47FFD3CEF5FC59FDCAFC72" box="[510,577,907,930]" name="Japan" pageId="25" pageNumber="326">Japan</collectingCountry>
, south of the
<collectingCountry id="F32C766BAD47FFD3CDE9FC58FCE8FC73" box="[738,867,906,931]" name="Philippines" pageId="25" pageNumber="326">Philippines</collectingCountry>
,
<taxonomicName id="4C3B4D78AD47FFD3CC7AFC58FC62FC73" box="[881,1001,906,931]" class="Ophiuroidea" family="Ophiacanthidae" genus="Ophiacantha" kingdom="Animalia" order="Ophiurida" pageId="25" pageNumber="327" phylum="Echinodermata" rank="species" species="antarctica">
<collectingCountry id="F32C766BAD47FFD3CC7AFC58FC62FC73" box="[881,1001,906,931]" name="Antarctica" pageId="25" pageNumber="326">Antarctica</collectingCountry>
</taxonomicName>
, and the Caribbean (
<tableCitation id="C6B90340AD47FFD3CBD2FC58FAA4FC73" box="[1241,1327,906,931]" captionStart="TABLE 1" captionStartId="26.[119,198,519,540]" captionText="TABLE 1. Species of Myzostomida organized by host association, including information on geographic locality, host identity and distinctive morphological features. New species bold." pageId="25" pageNumber="326">Table 1</tableCitation>
). All but
<taxonomicName id="4C3B4D78AD47FFD3CF9CFC7CFE97FC17" box="[151,284,942,967]" class="Polychaeta" genus="Stelechopus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="genus">
<emphasis id="B94FEAE9AD47FFD3CF9CFC7CFE97FC17" box="[151,284,942,967]" italics="true" pageId="25" pageNumber="326">Stelechopus</emphasis>
</taxonomicName>
have noticeable marginal cirri, unlike
<taxonomicName id="4C3B4D78AD47FFD3CDC7FC7CFB96FC16" box="[716,1053,942,967]" class="Polychaeta" family="Myzostomidae" genus="Pulvinomyzostomum" higherTaxonomySource="GBIF" kingdom="Animalia" order="Myzostomida" pageId="25" pageNumber="326" phylum="Annelida" rank="species" species="messingi" status="sp. nov.">
<emphasis id="B94FEAE9AD47FFD3CDC7FC7CFB96FC16" box="[716,1053,942,967]" italics="true" pageId="25" pageNumber="326">Pulvinomyzostomum messingi</emphasis>
</taxonomicName>
<emphasis id="B94FEAE9AD47FFD3CB2FFC7CFBE8FC17" bold="true" box="[1060,1123,942,967]" pageId="25" pageNumber="326">
<taxonomicNameLabel id="A27C5792AD47FFD3CB2FFC7CFBE8FC17" box="[1060,1123,942,967]" pageId="25" pageNumber="326" rank="species">n. sp.</taxonomicNameLabel>
</emphasis>
</paragraph>
</subSubSection>
</treatment>
</document>