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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1115.83266" ID-Pensoft-Pub="1313-2970-1115-1" ID-Pensoft-UUID="1AB765B8065B5504A31014D2B0937E01" ID-ZooBank="C3E233F10EF74D2DBD4AA32AE7C4DF5E" ModsDocID="1313-2970-1115-1" checkinTime="1659044149331" checkinUser="pensoft" docAuthor="Lee, Jimin, Chang, Cheon Young &amp; Kim, Il-Hoi" docDate="2022" docId="C12C171F5B7057629692F7C8B2BB998B" docLanguage="en" docName="ZooKeys 1115: 1-71" docOrigin="ZooKeys 1115" docPubDate="2022-07-28" docSource="http://dx.doi.org/10.3897/zookeys.1115.83266" docTitle="Eupolymniphilus foliatus Lee &amp; Chang &amp; Kim 2022, sp. nov." docType="treatment" docUuid="BBF87DB7-F7BA-4642-8951-456E4885F148" docUuidSource="ZooBank" docVersion="1" id="1AB765B8065B5504A31014D2B0937E01" lastPageNumber="1" masterDocId="1AB765B8065B5504A31014D2B0937E01" masterDocTitle="Symbiotic copepods (Cyclopoida and Siphonostomatoida) collected by light trap from Korea" masterLastPageNumber="71" masterPageNumber="1" pageNumber="1" updateTime="1659044149331" updateUser="pensoft">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Symbiotic copepods (Cyclopoida and Siphonostomatoida) collected by light trap from Korea</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Lee, Jimin</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-9004-8275</mods:nameIdentifier>
<mods:affiliation>Marine Ecosystem and Biological Research Center, Korea Institute of Ocean Science &amp; Technology, Busan 49111, Republic of Korea</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Chang, Cheon Young</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-5557-7120</mods:nameIdentifier>
<mods:affiliation>Department of Biological Science, Daegu University, Gyeongsan 38453, Republic of Korea</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Kim, Il-Hoi</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-7332-0043</mods:nameIdentifier>
<mods:affiliation>Korea Institute of Coastal Ecology, 302 - 802, Seokcheon-ro 397, Bucheon 14449, Republic of Korea</mods:affiliation>
<mods:nameIdentifier type="email">ihkim@gwnu.ac.kr</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>ZooKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2022</mods:date>
<mods:detail type="pubDate">
<mods:number>2022-07-28</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>1115</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>1</mods:start>
<mods:end>71</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/zookeys.1115.83266</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1115.83266</mods:identifier>
<mods:identifier type="Pensoft-Pub">1313-2970-1115-1</mods:identifier>
<mods:identifier type="ZooBank">C3E233F10EF74D2DBD4AA32AE7C4DF5E</mods:identifier>
<mods:identifier type="Pensoft-UUID">1AB765B8065B5504A31014D2B0937E01</mods:identifier>
</mods:mods>
<treatment LSID="urn:lsid:zoobank.org:act:BBF87DB7-F7BA-4642-8951-456E4885F148" httpUri="http://treatment.plazi.org/id/C12C171F5B7057629692F7C8B2BB998B" lastPageNumber="1" pageId="0" pageNumber="1">
<subSubSection pageId="0" pageNumber="1" type="nomenclature">
<paragraph pageId="0" pageNumber="1">
<taxonomicName LSID="https://zoobank.org/BBF87DB7-F7BA-4642-8951-456E4885F148" authority="Lee &amp; Chang &amp; Kim, 2022" authorityName="Lee &amp; Chang &amp; Kim" authorityYear="2022" class="Hexanauplia" family="Sabelliphilidae" genus="Eupolymniphilus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eupolymniphilus foliatus" order="Cyclopoida" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="foliatus" status="sp. nov.">Eupolymniphilus foliatus</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="1">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="description">
<paragraph pageId="0" pageNumber="1">
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">Figs 22</figureCitation>
<figureCitation captionStart="Figure 23" captionStartId="F23" captionText="Figure 23. Eupolymniphilus foliatus sp. nov., female A maxilliped B leg 1 C leg 2 D third endopodal segment of leg 3 E leg 4 F left leg 5 and genital aperture. Scale bars: 0.02 mm (A); 0.05 mm (B-F)." figureDoi="10.3897/zookeys.1115.83266.figure23" httpUri="https://binary.pensoft.net/fig/720743" pageId="0" pageNumber="1">, 23</figureCitation>
<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Eupolymniphilus foliatus sp. nov., male A habitus, dorsal B urosome, dorsal C maxillule D maxilliped. Scale bars: 0.1 mm (A); 0.05 mm (B); 0.02 mm (C, D)." figureDoi="10.3897/zookeys.1115.83266.figure24" httpUri="https://binary.pensoft.net/fig/720744" pageId="0" pageNumber="1">, 24</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="materials_examined">
<paragraph pageId="0" pageNumber="1">Material examined.</paragraph>
<paragraph pageId="0" pageNumber="1">
<materialsCitation collectingDate="2021-07-01" collectorName="J. G. Kim. Dissected, I. - H. Kim." country="Japan" county="Sea" latitude="37.46703" location="Site" longLatPrecision="1" longitude="130.83371" municipality="Ulleung Island" specimenCount="2" specimenCount-male="2" typeStatus="Holotype">
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">
<typeStatus>Holotype</typeStatus>
</emphasis>
<specimenCount></specimenCount>
(MABIK CR00250130) and
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">
<typeStatus>paratype</typeStatus>
</emphasis>
<specimenCount></specimenCount>
dissected and mounted on a slide, and intact
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">
<typeStatus>paratypes</typeStatus>
</emphasis>
<specimenCount type="male">2 ♂♂</specimenCount>
(MABIK CR00250122) preserved in 90% alcohol,
<location LSID="urn:lsid:plazi:treatment:C12C171F5B7057629692F7C8B2BB998B:6BAC4FA1DA7F9A1A78FF0055A2FC15EF" country="Japan" county="Sea" latitude="37.46703" longLatPrecision="1" longitude="130.83371" municipality="Ulleung Island" name="Site">Site</location>
2 (
<location LSID="urn:lsid:plazi:treatment:C12C171F5B7057629692F7C8B2BB998B:AF15B6E9B4C9A60C92BF210A52BCFDB9" country="Japan" county="Sea" latitude="37.46703" longLatPrecision="1" longitude="130.83371" municipality="Ulleung Island" name="Namyang">Namyang</location>
,
<collectingMunicipality>Ulleung Island</collectingMunicipality>
,
<collectingCounty>Sea</collectingCounty>
of
<collectingCountry name="Japan">Japan</collectingCountry>
,
<geoCoordinate degrees="37" direction="north" minutes="28" orientation="latitude" precision="1" seconds="01.3" value="37.46703">37°28'01.3&quot;N</geoCoordinate>
,
<geoCoordinate degrees="130" direction="east" minutes="50" orientation="longitude" precision="1" seconds="01.4" value="130.83371">130°50'01.4&quot;E</geoCoordinate>
),
<collectingDate value="2021-07-01">01 Jul. 2021</collectingDate>
, leg.
<collectorName>J. G. Kim. Dissected</collectorName>
<typeStatus>paratype</typeStatus>
(
<specimenCount></specimenCount>
) is retained in the collection of
<collectorName>I.-H. Kim.</collectorName>
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="description">
<paragraph pageId="0" pageNumber="1">Description.</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Female.</emphasis>
Body (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22A</figureCitation>
) moderately broad. Body length 1.44 mm. Prosome 840
<normalizedToken originalValue="×">x</normalizedToken>
586
<normalizedToken originalValue="μm">μm</normalizedToken>
, fusiform. Cephalothorax with dorsal suture line delimiting cephalosome and first pedigerous somite. Second to fourth pedigerous somites bearing angular posterolateral corners. Urosome (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22B</figureCitation>
) five-segmented. Fifth pedigerous somite expanded laterally, wider than genital double-somite, with sleeve-like, pronounced posterolateral corners. Genital double-somite longer than wide (210
<normalizedToken originalValue="×">x</normalizedToken>
184
<normalizedToken originalValue="μm">μm</normalizedToken>
), with convex lateral margins, widest at 45% region of double-somite. Three free abdominal somites 59
<normalizedToken originalValue="×">x</normalizedToken>
106
<normalizedToken originalValue="μm">μm</normalizedToken>
, 45
<normalizedToken originalValue="×">x</normalizedToken>
95
<normalizedToken originalValue="μm">μm</normalizedToken>
, and 80
<normalizedToken originalValue="×">x</normalizedToken>
91
<normalizedToken originalValue="μm">μm</normalizedToken>
, respectively. Anal somite unornamented, lacking any spinules. Caudal ramus (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22C</figureCitation>
) 3.33
<normalizedToken originalValue="×">x</normalizedToken>
longer than wide (130
<normalizedToken originalValue="×">x</normalizedToken>
39
<normalizedToken originalValue="μm">μm</normalizedToken>
), ~ 1.6
<normalizedToken originalValue="×">x</normalizedToken>
longer than anal somite, armed with six setae; seta II slightly expanded along proximal third, positioned dorsally at 56% region of ramus length.; setae IV-VI pinnate, other setae naked.
</paragraph>
<caption doi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1" start="Figure 22" startId="F22">
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Figure 22.</emphasis>
<taxonomicName authorityName="Lee &amp; Chang &amp; Kim" authorityYear="2022" class="Hexanauplia" family="Sabelliphilidae" genus="Eupolymniphilus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eupolymniphilus foliatus" order="Cyclopoida" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">Eupolymniphilus foliatus</emphasis>
</taxonomicName>
sp. nov., female
<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
habitus, dorsal
<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
urosome, dorsal
<emphasis bold="true" pageId="0" pageNumber="1">C</emphasis>
left caudal ramus, dorsal
<emphasis bold="true" pageId="0" pageNumber="1">D</emphasis>
rostrum
<emphasis bold="true" pageId="0" pageNumber="1">E</emphasis>
antennule
<emphasis bold="true" pageId="0" pageNumber="1">F</emphasis>
antenna
<emphasis bold="true" pageId="0" pageNumber="1">G</emphasis>
labrum
<emphasis bold="true" pageId="0" pageNumber="1">H</emphasis>
mandible
<emphasis bold="true" pageId="0" pageNumber="1">I</emphasis>
maxillule
<emphasis bold="true" pageId="0" pageNumber="1">J</emphasis>
maxilla. Scale bars: 0.2 mm (
<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
); 0.1 mm (
<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
); 0.05 mm (
<emphasis bold="true" pageId="0" pageNumber="1">C-G</emphasis>
); 0.02 mm (
<emphasis bold="true" pageId="0" pageNumber="1">H-J</emphasis>
).
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="1">
Rostrum (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22D</figureCitation>
) well-developed, slightly wider than long, with blunt apex. Antennule (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22E</figureCitation>
) 340
<normalizedToken originalValue="μm">μm</normalizedToken>
long, seven-segmented; first and second segments broader than distal segments; armature formula 4, 13, 6, 3, 4+aesthetasc, 2+aesthetasc, and 7+aesthetasc; all setae naked; third and terminal segments equally short. Antenna (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22F</figureCitation>
) four-segmented; armature formula 1, 1, 3+claw, and 4+3 claws; terminal segment (third endopodal segment) 2.65
<normalizedToken originalValue="×">x</normalizedToken>
longer than wide (61
<normalizedToken originalValue="×">x</normalizedToken>
23
<normalizedToken originalValue="μm">μm</normalizedToken>
); claws on third and terminal segments slender, setiform; apical seta on terminal segment distinctly longer than other setae on same segment; innermost of three claws on terminal segment shorter than others.
</paragraph>
<paragraph pageId="0" pageNumber="1">
Labrum (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22G</figureCitation>
) with distinctly defined, divergent posterolateral lobes and broad posteromedian incision. Mandible (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22H</figureCitation>
) with gnathobase bearing finely denticulate convex outer margin, ~ 15 unequal spinules along concave inner margin, and distal lash fringed with wrinkled membrane along outer margin and narrow membrane along inner margin; inner proximal region of gnathobase lacking notch; outer proximal region of blade with one small, indistinct scale. Maxillule (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22I</figureCitation>
) lobate, with one expanded, leaf-like, modified seta on inner margin and three (one longer and two shorter) apical setae. Maxilla (Fig.
<figureCitation captionStart="Figure 22" captionStartId="F22" captionText="Figure 22. Eupolymniphilus foliatus sp. nov., female A habitus, dorsal B urosome, dorsal C left caudal ramus, dorsal D rostrum E antennule F antenna G labrum H mandible I maxillule J maxilla. Scale bars: 0.2 mm (A); 0.1 mm (B); 0.05 mm (C-G); 0.02 mm (H-J)." figureDoi="10.3897/zookeys.1115.83266.figure22" httpUri="https://binary.pensoft.net/fig/720742" pageId="0" pageNumber="1">22J</figureCitation>
) two-segmented; proximal segment (syncoxa) unarmed; distal segment (basis) distally with five spinules followed by three larger spinules and slender, spinulose lash, and armed with three setae (seta I-III); seta I (inner seta) large, spinulose along distal (outer) margin; seta II (anterior seta) slightly broadened, with acute distal tip; seta III (outer proximal seta) rudimentary. Maxilliped (Fig.
<figureCitation captionStart="Figure 23" captionStartId="F23" captionText="Figure 23. Eupolymniphilus foliatus sp. nov., female A maxilliped B leg 1 C leg 2 D third endopodal segment of leg 3 E leg 4 F left leg 5 and genital aperture. Scale bars: 0.02 mm (A); 0.05 mm (B-F)." figureDoi="10.3897/zookeys.1115.83266.figure23" httpUri="https://binary.pensoft.net/fig/720743" pageId="0" pageNumber="1">23A</figureCitation>
) three-segmented; first segment unarmed; second segment with two unequal setae subdistally; third segment narrow, pointed distally, with one small, subdistal seta.
</paragraph>
<caption doi="10.3897/zookeys.1115.83266.figure23" httpUri="https://binary.pensoft.net/fig/720743" pageId="0" pageNumber="1" start="Figure 23" startId="F23">
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Figure 23.</emphasis>
<taxonomicName authorityName="Lee &amp; Chang &amp; Kim" authorityYear="2022" class="Hexanauplia" family="Sabelliphilidae" genus="Eupolymniphilus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eupolymniphilus foliatus" order="Cyclopoida" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">Eupolymniphilus foliatus</emphasis>
</taxonomicName>
sp. nov., female
<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
maxilliped
<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
leg 1
<emphasis bold="true" pageId="0" pageNumber="1">C</emphasis>
leg 2
<emphasis bold="true" pageId="0" pageNumber="1">D</emphasis>
third endopodal segment of leg 3
<emphasis bold="true" pageId="0" pageNumber="1">E</emphasis>
leg 4
<emphasis bold="true" pageId="0" pageNumber="1">F</emphasis>
left leg 5 and genital aperture. Scale bars: 0.02 mm (
<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
); 0.05 mm (
<emphasis bold="true" pageId="0" pageNumber="1">B-F</emphasis>
).
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="1">
Legs 1-4 (Fig.
<figureCitation captionStart="Figure 23" captionStartId="F23" captionText="Figure 23. Eupolymniphilus foliatus sp. nov., female A maxilliped B leg 1 C leg 2 D third endopodal segment of leg 3 E leg 4 F left leg 5 and genital aperture. Scale bars: 0.02 mm (A); 0.05 mm (B-F)." figureDoi="10.3897/zookeys.1115.83266.figure23" httpUri="https://binary.pensoft.net/fig/720743" pageId="0" pageNumber="1">23B-D</figureCitation>
) biramous with three-segmented rami; outer seta on basis small, naked. Inner coxal seta of all swimming legs well-developed, pinnate. Armature formula for legs 1-4 as follows:
</paragraph>
<paragraph pageId="0" pageNumber="1">
<table pageId="0" pageNumber="1">
<tr pageId="0" pageNumber="1">
<td colspan="1" isEmpty="true" pageId="0" pageNumber="1" rowspan="1">-</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">Coxa</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">Basis</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">Exopod</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">Endopod</td>
</tr>
<tr pageId="0" pageNumber="1">
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">Leg 1</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">0-1</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">1-0</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">I-0; I-1; III, I, 4</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">0-1; 0-1; I, 1, 4</td>
</tr>
<tr pageId="0" pageNumber="1">
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">Leg 2</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">0-1</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">1-0</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">I-0; I-1; III, I, 5</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">0-1; 0-2; I, II, 3</td>
</tr>
<tr pageId="0" pageNumber="1">
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">Leg 3</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">0-1</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">1-0</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">I-0; I-1; III, I, 5</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">0-1; 0-2; I, II, I+2</td>
</tr>
<tr pageId="0" pageNumber="1">
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">Leg 4</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">0-1</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">1-0</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">I-0; I-1; II, I, 5</td>
<td colspan="1" pageId="0" pageNumber="1" rowspan="1">0-1; 0-1; I, II, II</td>
</tr>
</table>
</paragraph>
<paragraph pageId="0" pageNumber="1">
Leg 5 (Fig.
<figureCitation captionStart="Figure 23" captionStartId="F23" captionText="Figure 23. Eupolymniphilus foliatus sp. nov., female A maxilliped B leg 1 C leg 2 D third endopodal segment of leg 3 E leg 4 F left leg 5 and genital aperture. Scale bars: 0.02 mm (A); 0.05 mm (B-F)." figureDoi="10.3897/zookeys.1115.83266.figure23" httpUri="https://binary.pensoft.net/fig/720743" pageId="0" pageNumber="1">23F</figureCitation>
) consisting of one small dorsolateral seta on fifth pedigerous somite and exopod; exopodal segment small, 1.59
<normalizedToken originalValue="×">x</normalizedToken>
longer than wide (46
<normalizedToken originalValue="×">x</normalizedToken>
29
<normalizedToken originalValue="μm">μm</normalizedToken>
), widest at proximal third, narrowing distally, armed with one seta (60
<normalizedToken originalValue="μm">μm</normalizedToken>
long) and one elongate compound spine (117
<normalizedToken originalValue="μm">μm</normalizedToken>
long). Leg 6 (Fig.
<figureCitation captionStart="Figure 23" captionStartId="F23" captionText="Figure 23. Eupolymniphilus foliatus sp. nov., female A maxilliped B leg 1 C leg 2 D third endopodal segment of leg 3 E leg 4 F left leg 5 and genital aperture. Scale bars: 0.02 mm (A); 0.05 mm (B-F)." figureDoi="10.3897/zookeys.1115.83266.figure23" httpUri="https://binary.pensoft.net/fig/720743" pageId="0" pageNumber="1">23F</figureCitation>
) represented two small setae and single denticle on genital operculum
</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Male.</emphasis>
Body (Fig.
<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Eupolymniphilus foliatus sp. nov., male A habitus, dorsal B urosome, dorsal C maxillule D maxilliped. Scale bars: 0.1 mm (A); 0.05 mm (B); 0.02 mm (C, D)." figureDoi="10.3897/zookeys.1115.83266.figure24" httpUri="https://binary.pensoft.net/fig/720744" pageId="0" pageNumber="1">24A</figureCitation>
) narrower and smaller than that of female. Body length 847
<normalizedToken originalValue="μm">μm</normalizedToken>
in dissected paratype (length range 782-847
<normalizedToken originalValue="μm">μm</normalizedToken>
). Prosome 495
<normalizedToken originalValue="×">x</normalizedToken>
287
<normalizedToken originalValue="μm">μm</normalizedToken>
. Urosome (Fig.
<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Eupolymniphilus foliatus sp. nov., male A habitus, dorsal B urosome, dorsal C maxillule D maxilliped. Scale bars: 0.1 mm (A); 0.05 mm (B); 0.02 mm (C, D)." figureDoi="10.3897/zookeys.1115.83266.figure24" httpUri="https://binary.pensoft.net/fig/720744" pageId="0" pageNumber="1">24B</figureCitation>
) six-segmented. Fifth pedigerous somite 109
<normalizedToken originalValue="μm">μm</normalizedToken>
wide, lacking posterolateral sleeve-like extension seen in female. Genital somite subquadrate, 127
<normalizedToken originalValue="×">x</normalizedToken>
124
<normalizedToken originalValue="μm">μm</normalizedToken>
, with rounded anterolateral corners and pointed posterolateral corners; genital operculum with pointed apex. Four abdominal somites 36
<normalizedToken originalValue="×">x</normalizedToken>
60
<normalizedToken originalValue="μm">μm</normalizedToken>
, 29
<normalizedToken originalValue="×">x</normalizedToken>
55
<normalizedToken originalValue="μm">μm</normalizedToken>
, 22
<normalizedToken originalValue="×">x</normalizedToken>
51
<normalizedToken originalValue="μm">μm</normalizedToken>
, and 36
<normalizedToken originalValue="×">x</normalizedToken>
56
<normalizedToken originalValue="μm">μm</normalizedToken>
, respectively. Caudal ramus 2.40
<normalizedToken originalValue="×">x</normalizedToken>
longer than wide (60
<normalizedToken originalValue="×">x</normalizedToken>
25
<normalizedToken originalValue="μm">μm</normalizedToken>
), armed as in female.
</paragraph>
<caption doi="10.3897/zookeys.1115.83266.figure24" httpUri="https://binary.pensoft.net/fig/720744" pageId="0" pageNumber="1" start="Figure 24" startId="F24">
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Figure 24.</emphasis>
<taxonomicName authorityName="Lee &amp; Chang &amp; Kim" authorityYear="2022" class="Hexanauplia" family="Sabelliphilidae" genus="Eupolymniphilus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eupolymniphilus foliatus" order="Cyclopoida" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">Eupolymniphilus foliatus</emphasis>
</taxonomicName>
sp. nov., male
<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
habitus, dorsal
<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
urosome, dorsal
<emphasis bold="true" pageId="0" pageNumber="1">C</emphasis>
maxillule
<emphasis bold="true" pageId="0" pageNumber="1">D</emphasis>
maxilliped. Scale bars: 0.1 mm (
<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
); 0.05 mm (
<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
); 0.02 mm (
<emphasis bold="true" pageId="0" pageNumber="1">C, D</emphasis>
).
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="1">
Rostrum as in female. Antennule as in female, but with three additional aesthetascs at places of dark circles in Fig.
<figureCitation captionStart="Figure 21" captionStartId="F21" captionText="Figure 21. Pseudanthessius linguifer sp. nov., female A maxilla B maxilliped C leg 1 D leg 2 E third endopodal segment of leg 3 F leg 4 G leg 5 and genital aperture, dorsal. Scale bars: 0.02 mm (A, B); 0.05 mm (C-G)." figureDoi="10.3897/zookeys.1115.83266.figure21" httpUri="https://binary.pensoft.net/fig/720741" pageId="0" pageNumber="1">21E</figureCitation>
. Antenna, labrum, mandible as in female. Maxillule (Fig.
<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Eupolymniphilus foliatus sp. nov., male A habitus, dorsal B urosome, dorsal C maxillule D maxilliped. Scale bars: 0.1 mm (A); 0.05 mm (B); 0.02 mm (C, D)." figureDoi="10.3897/zookeys.1115.83266.figure24" httpUri="https://binary.pensoft.net/fig/720744" pageId="0" pageNumber="1">24C</figureCitation>
) with less expanded inner margin seta. Maxilla as in female. Maxilliped (Fig.
<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Eupolymniphilus foliatus sp. nov., male A habitus, dorsal B urosome, dorsal C maxillule D maxilliped. Scale bars: 0.1 mm (A); 0.05 mm (B); 0.02 mm (C, D)." figureDoi="10.3897/zookeys.1115.83266.figure24" httpUri="https://binary.pensoft.net/fig/720744" pageId="0" pageNumber="1">24D</figureCitation>
) consisting of three segments and terminal claw; first segment with one large tubercle at inner subdistal region; second segment with two unequal setae and one longitudinal row of spinules; small third segment unarmed; terminal claw elongate, as long as three segments, arched, bearing one setule and one large, slightly undulated seta proximally.
</paragraph>
<paragraph pageId="0" pageNumber="1">
Legs 1-5 as in female. Leg 6 represented by two small setae on genital operculum (Fig.
<figureCitation captionStart="Figure 24" captionStartId="F24" captionText="Figure 24. Eupolymniphilus foliatus sp. nov., male A habitus, dorsal B urosome, dorsal C maxillule D maxilliped. Scale bars: 0.1 mm (A); 0.05 mm (B); 0.02 mm (C, D)." figureDoi="10.3897/zookeys.1115.83266.figure24" httpUri="https://binary.pensoft.net/fig/720744" pageId="0" pageNumber="1">24B</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="etymology">
<paragraph pageId="0" pageNumber="1">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="1">
The specific name of the new species is from Latin
<emphasis italics="true" pageId="0" pageNumber="1">foli</emphasis>
(a leaf), alluding to the leaf-like inner seta of the maxillule.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="remarks">
<paragraph pageId="0" pageNumber="1">Remarks.</paragraph>
<paragraph pageId="0" pageNumber="1">
Differences between species of
<taxonomicName authorityName="Humes &amp; Boxshall" authorityYear="1996" class="Hexanauplia" family="Sabelliphilidae" genus="Eupolymniphilus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eupolymniphilus" order="Cyclopoida" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="1">Eupolymniphilus</emphasis>
</taxonomicName>
are slight. However,
<taxonomicName genus="E." lsidName="E. foliatus" pageId="0" pageNumber="1" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">E. foliatus</emphasis>
</taxonomicName>
sp. nov. can be differentiated from its congeners by the key character, the leaf-like modified inner seta of the maxillule. This seta in other species of the genus is known to be simple and slender. Another characteristic feature of the new species is the presence of thick membranes on the distal part of the mandibular lash.
</paragraph>
<paragraph pageId="0" pageNumber="1">
The length-to-width ratio of the caudal ramus in
<taxonomicName authorityName="Humes &amp; Boxshall" authorityYear="1996" class="Hexanauplia" family="Sabelliphilidae" genus="Eupolymniphilus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eupolymniphilus" order="Cyclopoida" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="1">Eupolymniphilus</emphasis>
</taxonomicName>
is somewhat variable among congeneric species. In the female, it is 3.5:1 in
<taxonomicName genus="E." lsidName="E. finmarchicus" pageId="0" pageNumber="1" rank="species" species="finmarchicus">
<emphasis italics="true" pageId="0" pageNumber="1">E. finmarchicus</emphasis>
</taxonomicName>
(Scott T., 1903) according to the illustration of G. O.
<bibRefCitation author="Sars, GO" journalOrPublisher="Bergen Museum, Bergen" pageId="0" pageNumber="1" pagination="172 - 225" refId="B50" refString="Sars, GO, 1918. Copepoda Cyclopoida. Parts XIII &amp; XIV. Lichomolgidae (concluded), Oncaeidae, Corycaeidae, Ergasilidae, Clausiidae, Eunicicolidae, Supplement. An account of the Crustacea of Norway with short descriptions and figures of all the species. Bergen Museum, Bergen 6: 172 - 225" title="Copepoda Cyclopoida. Parts XIII &amp; XIV. Lichomolgidae (concluded), Oncaeidae, Corycaeidae, Ergasilidae, Clausiidae, Eunicicolidae, Supplement. An account of the Crustacea of Norway with short descriptions and figures of all the species." volume="6" year="1918">Sars (1918)</bibRefCitation>
, ~ 10:1 in
<taxonomicName genus="E." lsidName="E. tenuicaudis" pageId="0" pageNumber="1" rank="species" species="tenuicaudis">
<emphasis italics="true" pageId="0" pageNumber="1">E. tenuicaudis</emphasis>
</taxonomicName>
(G. O. Sars, 1918), 1.50:1 in
<taxonomicName genus="E." lsidName="E. orientalis" pageId="0" pageNumber="1" rank="species" species="orientalis">
<emphasis italics="true" pageId="0" pageNumber="1">E. orientalis</emphasis>
</taxonomicName>
Kim, 2006, 1.03:1 in
<taxonomicName genus="E." lsidName="E. brevicaudatus" pageId="0" pageNumber="1" rank="species" species="brevicaudatus">
<emphasis italics="true" pageId="0" pageNumber="1">E. brevicaudatus</emphasis>
</taxonomicName>
Kim, 2009, 2.69:1 in
<taxonomicName genus="E." lsidName="E. occidentalis" pageId="0" pageNumber="1" rank="species" species="occidentalis">
<emphasis italics="true" pageId="0" pageNumber="1">E. occidentalis</emphasis>
</taxonomicName>
Kim, 2009, and 3.05:1 in
<taxonomicName genus="E." lsidName="E. mediterraneus" pageId="0" pageNumber="1" rank="species" species="mediterraneus">
<emphasis italics="true" pageId="0" pageNumber="1">E. mediterraneus</emphasis>
</taxonomicName>
Costanzo, Brugnano &amp; Zagami, 2013. Thus,
<taxonomicName genus="E." lsidName="E. foliatus" pageId="0" pageNumber="1" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">E. foliatus</emphasis>
</taxonomicName>
sp. nov., in which the caudal ramus is 3.33
<normalizedToken originalValue="×">x</normalizedToken>
longer than wide, is comparable to the three species,
<taxonomicName genus="E." lsidName="E. finmarchicus" pageId="0" pageNumber="1" rank="species" species="finmarchicus">
<emphasis italics="true" pageId="0" pageNumber="1">E. finmarchicus</emphasis>
</taxonomicName>
,
<taxonomicName genus="E." lsidName="E. occidentalis" pageId="0" pageNumber="1" rank="species" species="occidentalis">
<emphasis italics="true" pageId="0" pageNumber="1">E. occidentalis</emphasis>
</taxonomicName>
, and
<taxonomicName genus="E." lsidName="E. mediterraneus" pageId="0" pageNumber="1" rank="species" species="mediterraneus">
<emphasis italics="true" pageId="0" pageNumber="1">E. mediterraneus</emphasis>
</taxonomicName>
. Furthermore, they differ from the new species, as follows:
<taxonomicName genus="E." lsidName="E. finmarchicus" pageId="0" pageNumber="1" rank="species" species="finmarchicus">
<emphasis italics="true" pageId="0" pageNumber="1">E. finmarchicus</emphasis>
</taxonomicName>
has five setae on the first segment of the antennule (
<bibRefCitation author="Bocquet, C" journalOrPublisher="Proceedings of the Koninklijke Nederlande Akademie van Wetenschappen series c" pageId="0" pageNumber="1" refId="B3" refString="Bocquet, C, Stock, JH, Kleeton, G, 1963. Copepodes parasites d'invertebres des cotes de la Manche. X. Cyclopoides Poecilostomes associes aux Annelides Polychetes, dans la region de Roscoff. Archives de Zoologie Experimentale et Generale 102(notes et revue 1): 20-40." title="Copepodes parasites d'invertebres des cotes de la Manche. X. Cyclopoides Poecilostomes associes aux Annelides Polychetes, dans la region de Roscoff. Archives de Zoologie Experimentale et Generale 102 (notes et revue 1): 20 - 40." year="1963">Bocquet et al. 1963</bibRefCitation>
), and the mandible lacks any outer scale;
<taxonomicName genus="E." lsidName="E. occidentalis" pageId="0" pageNumber="1" rank="species" species="occidentalis">
<emphasis italics="true" pageId="0" pageNumber="1">E. occidentalis</emphasis>
</taxonomicName>
has acutely pointed posterolateral corners on the second pedigerous somite (cf. with blunt posterolateral corners in
<taxonomicName genus="E." lsidName="E. foliatus" pageId="0" pageNumber="1" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">E. foliatus</emphasis>
</taxonomicName>
sp. nov.), seven aesthetascs on the male antennule (cf. six aesthetascs in
<taxonomicName genus="E." lsidName="E. foliatus" pageId="0" pageNumber="1" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">E. foliatus</emphasis>
</taxonomicName>
sp. nov.), and a shorter terminal segment of the antenna which is 1.92
<normalizedToken originalValue="×">x</normalizedToken>
longer than wide according to
<bibRefCitation author="Kim, I-H" journalOrPublisher="Zoological Studies" pageId="0" pageNumber="1" refId="B30" refString="Kim, I-H, 2009. Poecilostome copepods (Crustacea: Cyclopoida) associated with marine invertebrates from tropical waters. Korean Journal of Systematic Zoology 7(Special Issue): 1-90." title="Poecilostome copepods (Crustacea: Cyclopoida) associated with marine invertebrates from tropical waters. Korean Journal of Systematic Zoology 7 (Special Issue): 1 - 90." year="2009">Kim (2009)</bibRefCitation>
(cf. 2.65
<normalizedToken originalValue="×">x</normalizedToken>
longer than wide in
<taxonomicName genus="E." lsidName="E. foliatus" pageId="0" pageNumber="1" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">E. foliatus</emphasis>
</taxonomicName>
sp. nov.); and
<taxonomicName genus="E." lsidName="E. mediterraneus" pageId="0" pageNumber="1" rank="species" species="mediterraneus">
<emphasis italics="true" pageId="0" pageNumber="1">E. mediterraneus</emphasis>
</taxonomicName>
has a small body size, 0.75 mm in the female, and the terminal segment of the antenna bears four claws (
<bibRefCitation author="Costanzo, G" journalOrPublisher="Vie et Milieu- Life and Environment" pageId="0" pageNumber="1" pagination="75 - 80" refId="B11" refString="Costanzo, G, Brugnano, C, Zagami, G, 2013. A new species of Eupolymniphilus (Copepoda: Cyclopoida: Sabelliphilidae) from an anchialine cave of the Mediterranean Sea with a key to the seven species of the genus. Vie et Milieu- Life and Environment 63 (2): 75 - 80" title="A new species of Eupolymniphilus (Copepoda: Cyclopoida: Sabelliphilidae) from an anchialine cave of the Mediterranean Sea with a key to the seven species of the genus." volume="63" year="2013">Costanzo et al. 2013</bibRefCitation>
) (cf. three claws in
<taxonomicName genus="E." lsidName="E. foliatus" pageId="0" pageNumber="1" rank="species" species="foliatus">
<emphasis italics="true" pageId="0" pageNumber="1">E. foliatus</emphasis>
</taxonomicName>
sp. nov.).
</paragraph>
</subSubSection>
</treatment>
</document>