361 lines
33 KiB
XML
361 lines
33 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.865.35827" ID-GBIF-Dataset="ea1d8e20-fa07-409a-a294-40921d8cf37d" ID-PMC="PMC6663938" ID-Pensoft-Pub="1313-2970-865-103" ID-Pensoft-UUID="B1BB06918E85591FB716530C19A4B2BF" ID-PubMed="31379446" ID-ZooBank="9A0189C5540B4BF987C224EB5B74D5A1" ModsDocID="1313-2970-865-103" checkinTime="1563870663792" checkinUser="pensoft" docAuthor="Ivanenko, Viatcheslav N., Lee, Jimin, Chang, Cheon Young & Kim, Il-Hoi" docDate="2019" docId="0596004CBC1D4091AD960CAC3F3D6518" docLanguage="en" docName="ZooKeys 865: 103-121" docOrigin="ZooKeys 865" docSource="http://dx.doi.org/10.3897/zookeys.865.35827" docTitle="Barathricola thermophilus Ivanenko, Lee, Chang & Kim, 2019, sp. nov." docType="treatment" docUuid="3AE79CB6-053D-406B-ADA5-69477A4D462A" docUuidSource="ZooBank" docVersion="5" lastPageNumber="106" masterDocId="FF96FF84FFC52452FF88B06EFFADFF87" masterDocTitle="Description of Barathricola thermophilus, a new species from a deep-sea hydrothermal vent field in the Indian Ocean with redescription of the Barathricola type species (Crustacea, Copepoda, Cyclopoida)" masterLastPageNumber="121" masterPageNumber="103" pageNumber="105" updateTime="1668167592167" updateUser="ExternalLinkService">
|
||
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
|
||
<mods:titleInfo>
|
||
<mods:title>Description of Barathricola thermophilus, a new species from a deep-sea hydrothermal vent field in the Indian Ocean with redescription of the Barathricola type species (Crustacea, Copepoda, Cyclopoida)</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Ivanenko, Viatcheslav N.</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Lee, Jimin</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Chang, Cheon Young</mods:namePart>
|
||
</mods:name>
|
||
<mods:name type="personal">
|
||
<mods:role>
|
||
<mods:roleTerm>Author</mods:roleTerm>
|
||
</mods:role>
|
||
<mods:namePart>Kim, Il-Hoi</mods:namePart>
|
||
</mods:name>
|
||
<mods:typeOfResource>text</mods:typeOfResource>
|
||
<mods:relatedItem type="host">
|
||
<mods:titleInfo>
|
||
<mods:title>ZooKeys</mods:title>
|
||
</mods:titleInfo>
|
||
<mods:part>
|
||
<mods:date>2019</mods:date>
|
||
<mods:detail type="volume">
|
||
<mods:number>865</mods:number>
|
||
</mods:detail>
|
||
<mods:extent unit="page">
|
||
<mods:start>103</mods:start>
|
||
<mods:end>121</mods:end>
|
||
</mods:extent>
|
||
</mods:part>
|
||
</mods:relatedItem>
|
||
<mods:location>
|
||
<mods:url>http://dx.doi.org/10.3897/zookeys.865.35827</mods:url>
|
||
</mods:location>
|
||
<mods:classification>journal article</mods:classification>
|
||
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.865.35827</mods:identifier>
|
||
<mods:identifier type="Pensoft-Pub">1313-2970-865-103</mods:identifier>
|
||
<mods:identifier type="ZooBank">9A0189C5540B4BF987C224EB5B74D5A1</mods:identifier>
|
||
<mods:identifier type="Pensoft-UUID">B1BB06918E85591FB716530C19A4B2BF</mods:identifier>
|
||
</mods:mods>
|
||
<treatment ID-GBIF-Taxon="158849697" LSID="urn:lsid:zoobank.org:act:3AE79CB6-053D-406B-ADA5-69477A4D462A" httpUri="http://treatment.plazi.org/id/0596004CBC1D4091AD960CAC3F3D6518" lastPageId="3" lastPageNumber="106" pageId="2" pageNumber="105">
|
||
<subSubSection pageId="2" pageNumber="105" type="nomenclature">
|
||
<paragraph pageId="2" pageNumber="105">
|
||
<taxonomicName LSID="0596004c-bc1d-4091-ad96-0cac3f3d6518" class="Hexanauplia" family="Schminkepinellidae" genus="Barathricola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Barathricola thermophilus" order="Cyclopoida" pageId="2" pageNumber="105" phylum="Arthropoda" rank="species" species="thermophilus">
|
||
<pageBreakToken pageId="2" pageNumber="105" start="start">Barathricola</pageBreakToken>
|
||
thermophilus
|
||
</taxonomicName>
|
||
<taxonomicNameLabel pageId="2" pageNumber="105">sp. nov.</taxonomicNameLabel>
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Figs 1</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Barathricola thermophilus sp. nov., female: A maxilla B maxilliped C leg 1 D leg 2 E leg 3. Scale bars: 0.02 mm." figureDoi="10.3897/zookeys.865.35827.figure2" httpUri="https://binary.pensoft.net/fig/319266" pageId="2" pageNumber="105">2</figureCitation>
|
||
,
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="2" pageNumber="105">3</figureCitation>
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="2" pageNumber="105" type="type locality">
|
||
<paragraph pageId="2" pageNumber="105">Type locality.</paragraph>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
The hydrothermal vent field of OVF (
|
||
<geoCoordinate degrees="11" direction="south" minutes="24" orientation="latitude" precision="1" seconds="52.97" value="-11.414714">11°24'52.97"S</geoCoordinate>
|
||
,
|
||
<geoCoordinate degrees="66" direction="east" minutes="25" orientation="longitude" precision="1" seconds="25.48" value="66.423744">66°25'25.48"E</geoCoordinate>
|
||
) on the Central Indian Ridge in the Indian Ocean; sediments at 2022 m in depth.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="2" pageNumber="105" type="type material">
|
||
<paragraph pageId="2" pageNumber="105">Type material.</paragraph>
|
||
<paragraph pageId="2" pageNumber="105">Holotype (♀, MABIK CR00244723) and paratypes (6 ♀♀, 6 ♂♂, MABIK CR00244724) have been deposited in the MABIK. Dissected paratypes (2 ♀♀, 1 ♂) are retained in the collection of the last author. All type specimens collected on 23 June 2018 from the type locality.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="3" lastPageNumber="106" pageId="2" pageNumber="105" type="description">
|
||
<paragraph pageId="2" pageNumber="105">Description of female.</paragraph>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Body (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1A</figureCitation>
|
||
) slender. Length of dissected and described specimen 776
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
. Other three measured specimens 700, 710, and 715
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, respectively. Prosome nearly oval, 400
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
long, slightly longer than urosome, consisting of cephalosome and four pedigerous somites. Greatest width of prosome 273
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
across cephalosome. Cephalosome with angular posterolateral corners. First to third pedigerous somites almost equal in length. Fourth pedigerous somite distinctly shorter and narrower than the third. Urosome (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1B</figureCitation>
|
||
) slender, 5-segmented. Fifth pedigerous somite 38
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
74
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, broadened distally, with angular posterolateral corners. Genital double-somite 109
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
70
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, 1.56 times as long as wide, gradually narrowing posteriorly; genital aperture located dorsolaterally at 38% region of double-somite length. Three free abdominal somites 40
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
47, 30
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
42, and 50
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
37
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, respectively. Anal somite with large anal region and minute spinules along ventrodistal margin. Caudal ramus (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1C</figureCitation>
|
||
) 116
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
13
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, 8.92 times as long as wide, more than twice as long as anal somite, armed with six setae and ornamented with row of spinules along ventrodistal margin; outer lateral seta located at 39% region of ramus length; spermatophore (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1D</figureCitation>
|
||
) attached to female 60
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
27
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, with thick wall.
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105" start="Figure 1" startId="F1">
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Figure 1.
|
||
<taxonomicName class="Hexanauplia" family="Schminkepinellidae" genus="Barathricola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Barathricola thermophilus" order="Cyclopoida" pageId="2" pageNumber="105" phylum="Arthropoda" rank="species" species="thermophilus">
|
||
<emphasis italics="true" pageId="2" pageNumber="105">Barathricola thermophilus</emphasis>
|
||
</taxonomicName>
|
||
sp. nov., female:
|
||
<emphasis bold="true" pageId="2" pageNumber="105">A</emphasis>
|
||
habitus, dorsal
|
||
<emphasis bold="true" pageId="2" pageNumber="105">B</emphasis>
|
||
urosome, dorsal
|
||
<emphasis bold="true" pageId="2" pageNumber="105">C</emphasis>
|
||
right caudal ramus, ventral
|
||
<emphasis bold="true" pageId="2" pageNumber="105">D</emphasis>
|
||
spermatophore
|
||
<emphasis bold="true" pageId="2" pageNumber="105">E</emphasis>
|
||
rostrum
|
||
<emphasis bold="true" pageId="2" pageNumber="105">F</emphasis>
|
||
antennule
|
||
<emphasis bold="true" pageId="2" pageNumber="105">G</emphasis>
|
||
antenna
|
||
<emphasis bold="true" pageId="2" pageNumber="105">H</emphasis>
|
||
mandible
|
||
<emphasis bold="true" pageId="2" pageNumber="105">I</emphasis>
|
||
maxillule. Scale bars: 0.1 mm (
|
||
<emphasis bold="true" pageId="2" pageNumber="105">A</emphasis>
|
||
), 0.05 mm (
|
||
<emphasis bold="true" pageId="2" pageNumber="105">B</emphasis>
|
||
), 0.02 mm (
|
||
<emphasis bold="true" pageId="2" pageNumber="105">
|
||
<normalizedToken originalValue="C–I">C-I</normalizedToken>
|
||
</emphasis>
|
||
).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Rostrum (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1E</figureCitation>
|
||
) triangular, with thin-walled lobate distal apex. Antennule (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1F</figureCitation>
|
||
) 225
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
long, longer than cephalosome, and 14-segmented. Eleventh segment the longest. Armature formula 2-5-4-7-6-(2 + aesthetasc)-0-1-0-1-(2 + aesthetasc)-2-(2 + aesthetasc)-(6 + aesthetasc). Second and third segments each with a trace of one subdivision, and fourth segment with three subdivisions. First segment with two rows of fine spinules. Most of setae naked, except several feebly pinnate ones of proximal two segments. Aesthetascs broad, constricted at region slightly distal to middle, and attenuated distally.
|
||
</paragraph>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Antenna (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1G</figureCitation>
|
||
) 4-segmented, consisting of basis and 3-segmented endopod. Basis unarmed, ornamented with several rows of minute spinules. First endopodal segment 36
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
17
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, with one seta on inner margin and minute spinules proximally and on outer margin. Second endopodal segment narrow proximally and gradually broadened distally, 30
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
18
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, armed with five setae (three distal and two smaller subdistal) and ornamented with row of minute setules on outer side. Third endopodal segment 23
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
14
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, armed with seven unequal setae distally, and ornamented with setules on outer side.
|
||
</paragraph>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Labrum weak, easily destroyed. Mandible (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1H</figureCitation>
|
||
) consisting of coxa, basis, exopod, and endopod. Coxa with setules on outer margin; cutting margin of gnathobase with six acutely pointed teeth, two thin proximal setae, three setules between distal second and third teeth, and one small, transparent digitiform process bearing fine spinules distally between distal first and second teeth. Basis elongate, 42
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
9
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, bearing five or six setules subdistally. Exopod small, indistinctly 3-segmented, armed only with two setae on third segment, outer one of these setae sparsely pinnate and slightly longer than inner one. Endopod 2-segmented, armed with two and four setae on first and second segments, respectively, all six setae sparsely pinnate; first segment with several setules on medial margin.
|
||
</paragraph>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Maxillule (
|
||
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Barathricola thermophilus sp. nov., female: A habitus, dorsal B urosome, dorsal C right caudal ramus, ventral D spermatophore E rostrum F antennule G antenna H mandible I maxillule. Scale bars: 0.1 mm (A), 0.05 mm (B), 0.02 mm (C-I)." figureDoi="10.3897/zookeys.865.35827.figure1" httpUri="https://binary.pensoft.net/fig/319265" pageId="2" pageNumber="105">Fig. 1I</figureCitation>
|
||
) with eight setae on praecoxal arthrite; second distal seta spiniform. Coxal endite absent. Epipodite with two unequal setae. Basis with four setae, three proximal and one distal. Exopod with four large setae distally; setae becoming longer from outer to inner margin. Endopod shorter than exopod, armed with five setae, one on medial margin, and four distally.
|
||
</paragraph>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Maxilla (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Barathricola thermophilus sp. nov., female: A maxilla B maxilliped C leg 1 D leg 2 E leg 3. Scale bars: 0.02 mm." figureDoi="10.3897/zookeys.865.35827.figure2" httpUri="https://binary.pensoft.net/fig/319266" pageId="2" pageNumber="105">Fig. 2A</figureCitation>
|
||
) stout, 5-segmented, consisting of syncoxa, basis, and 3-segmented endopod. Syncoxa armed with 11 setae, grouped as four, one, three, and three on first to fourth endites, respectively; third and fourth endites ornamented with two spinules at distal region. Basis armed with three unequal setae (one large, proximally unarticulated, spiniform, one long, and one small setae) and ornamented with one spinule. First endopodal segment with four setae (two proximal and two distal). Second endopodal segment with two long setae; third endopodal segment small, with four setae (one long and three shorter).
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.865.35827.figure2" httpUri="https://binary.pensoft.net/fig/319266" pageId="2" pageNumber="105" start="Figure 2" startId="F2">
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Figure 2.
|
||
<taxonomicName class="Hexanauplia" family="Schminkepinellidae" genus="Barathricola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Barathricola thermophilus" order="Cyclopoida" pageId="2" pageNumber="105" phylum="Arthropoda" rank="species" species="thermophilus">
|
||
<emphasis italics="true" pageId="2" pageNumber="105">Barathricola thermophilus</emphasis>
|
||
</taxonomicName>
|
||
sp. nov., female:
|
||
<emphasis bold="true" pageId="2" pageNumber="105">A</emphasis>
|
||
maxilla
|
||
<emphasis bold="true" pageId="2" pageNumber="105">B</emphasis>
|
||
maxilliped
|
||
<emphasis bold="true" pageId="2" pageNumber="105">C</emphasis>
|
||
leg 1
|
||
<emphasis bold="true" pageId="2" pageNumber="105">D</emphasis>
|
||
leg 2
|
||
<emphasis bold="true" pageId="2" pageNumber="105">E</emphasis>
|
||
leg 3. Scale bars: 0.02 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Maxilliped (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Barathricola thermophilus sp. nov., female: A maxilla B maxilliped C leg 1 D leg 2 E leg 3. Scale bars: 0.02 mm." figureDoi="10.3897/zookeys.865.35827.figure2" httpUri="https://binary.pensoft.net/fig/319266" pageId="2" pageNumber="105">Fig. 2B</figureCitation>
|
||
) slender, 7-segmented, consisting of syncoxa, basis, and 5-segmented endopod. Syncoxa with several scattered rows of minute setules, and armed with three setae, proximal one small and naked. Basis with two setae and rather long setules on medial margin. Endopod armed with one, one, one, one, and three setae on first to fifth segments, respectively; middle seta on terminal segment naked, much longer than other setae, longer than basis and endopod combined. Articulation incomplete between third and fourth endopodal segments.
|
||
</paragraph>
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Legs 1-4 (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Barathricola thermophilus sp. nov., female: A maxilla B maxilliped C leg 1 D leg 2 E leg 3. Scale bars: 0.02 mm." figureDoi="10.3897/zookeys.865.35827.figure2" httpUri="https://binary.pensoft.net/fig/319266" pageId="2" pageNumber="105">
|
||
Figs 2
|
||
<normalizedToken originalValue="C–E">C-E</normalizedToken>
|
||
</figureCitation>
|
||
;
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="2" pageNumber="105">3A</figureCitation>
|
||
) with 3-segmented exopod and endopod, lacking inner seta on first exopodal segment; third exopodal segment distinctly broader than proximal segments. All intercoxal sclerites smooth without spinule/setule array along distal margin and on both anterior and posterior surfaces. Endopods of legs 1-3 shorter than exopod, but that of leg 4 distinctly longer than exopod. Leg 1 (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Barathricola thermophilus sp. nov., female: A maxilla B maxilliped C leg 1 D leg 2 E leg 3. Scale bars: 0.02 mm." figureDoi="10.3897/zookeys.865.35827.figure2" httpUri="https://binary.pensoft.net/fig/319266" pageId="2" pageNumber="105">Fig. 2C</figureCitation>
|
||
) basis with seven thick setules on inner margin; inner distal spine large, 48
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
long, extending to middle of third endopodal segment, spinulose along both margins. Leg 2 (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Barathricola thermophilus sp. nov., female: A maxilla B maxilliped C leg 1 D leg 2 E leg 3. Scale bars: 0.02 mm." figureDoi="10.3897/zookeys.865.35827.figure2" httpUri="https://binary.pensoft.net/fig/319266" pageId="2" pageNumber="105">Fig. 2D</figureCitation>
|
||
) with inner coxal seta characteristically bent at proximal quarter; outer seta on basis shorter than those of legs 1, 3 and 4. Inner distal corner of basis of legs 2-4 with pointed dentiform process. Leg 3 (
|
||
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Barathricola thermophilus sp. nov., female: A maxilla B maxilliped C leg 1 D leg 2 E leg 3. Scale bars: 0.02 mm." figureDoi="10.3897/zookeys.865.35827.figure2" httpUri="https://binary.pensoft.net/fig/319266" pageId="2" pageNumber="105">Fig. 2E</figureCitation>
|
||
) with two distal spines on third endopodal segment (outer spine ca. half as long as inner spine). Leg 4 (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="2" pageNumber="105">Fig. 3A</figureCitation>
|
||
), third endopodal segment elongate, 3.6 times as long as wide; inner distal seta on second endopodal segment and two inner and one outer setae on third endopodal segment transformed to spines. Armature formula for legs 1-4 as in Table 1.
|
||
</paragraph>
|
||
<caption doi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="2" pageNumber="105" start="Figure 3" startId="F3">
|
||
<paragraph pageId="2" pageNumber="105">
|
||
Figure 3.
|
||
<taxonomicName class="Hexanauplia" family="Schminkepinellidae" genus="Barathricola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Barathricola thermophilus" order="Cyclopoida" pageId="2" pageNumber="105" phylum="Arthropoda" rank="species" species="thermophilus">
|
||
<emphasis italics="true" pageId="2" pageNumber="105">Barathricola thermophilus</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. female:
|
||
<emphasis bold="true" pageId="2" pageNumber="105">A</emphasis>
|
||
leg 4
|
||
<emphasis bold="true" pageId="2" pageNumber="105">B</emphasis>
|
||
leg 5
|
||
<emphasis bold="true" pageId="2" pageNumber="105">C</emphasis>
|
||
left genital aperture. Male:
|
||
<emphasis bold="true" pageId="2" pageNumber="105">D</emphasis>
|
||
habitus, dorsal
|
||
<emphasis bold="true" pageId="2" pageNumber="105">E</emphasis>
|
||
genital somite and abdomen, ventral
|
||
<emphasis bold="true" pageId="2" pageNumber="105">F</emphasis>
|
||
antennule
|
||
<emphasis bold="true" pageId="2" pageNumber="105">G</emphasis>
|
||
third endopodal segment of leg 3. Scale bars: 0.05 mm (
|
||
<emphasis bold="true" pageId="2" pageNumber="105">A, B, E</emphasis>
|
||
), 0.02 mm (
|
||
<emphasis bold="true" pageId="2" pageNumber="105">C, F, G</emphasis>
|
||
), 0.1 mm (
|
||
<emphasis bold="true" pageId="2" pageNumber="105">D</emphasis>
|
||
).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph pageId="3" pageNumber="106">
|
||
<pageBreakToken pageId="3" pageNumber="106" start="start">Leg</pageBreakToken>
|
||
5 (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="3" pageNumber="106">Fig. 3B</figureCitation>
|
||
) 3-segmented, consisting of coxa, basis and exopod; intercoxal sclerite small, narrow, with pointed outer distal corners and slightly concave distal margin. Coxa quadrate, unarmed, not articulated from somite. Basis also quadrate, armed with one pinnate seta outer distally. Exopod 54
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
24
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, 2.25 times as long as wide, armed with three spines (two distal and one outer) and one pinnate seta; medial margin spinulose and outer margin setulose.
|
||
</paragraph>
|
||
<paragraph pageId="3" pageNumber="106">
|
||
Leg 6 (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="3" pageNumber="106">Fig. 3C</figureCitation>
|
||
) represented by one spinule and one naked seta on genital operculum.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="3" pageNumber="106" type="description">
|
||
<paragraph pageId="3" pageNumber="106">Description of male.</paragraph>
|
||
<paragraph pageId="3" pageNumber="106">
|
||
Body (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="3" pageNumber="106">Fig. 3D</figureCitation>
|
||
) much narrower than that of female, 582
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
long. Prosome 314
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
153
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, approximately twice as long as wide. First pedigerous somite slightly narrower than cephalosome and second pedigerous somite. Urosome 6-segmented. Fifth pedigerous somite narrower than genital somite. Genital somite (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="3" pageNumber="106">Fig. 3E</figureCitation>
|
||
) 86
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
72
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, longer than wide, with well-developed genital operculum. Four abdominal somites 25
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
40, 23
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
34, 20
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
31, and 30
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
28
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
, respectively. Caudal ramus 6.1 times as long as wide (61
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
10
|
||
<normalizedToken originalValue="μm">μm</normalizedToken>
|
||
); arrangement and locations of caudal setae as in female.
|
||
</paragraph>
|
||
<paragraph pageId="3" pageNumber="106">
|
||
Rostrum as in female. Antennule (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="3" pageNumber="106">Fig. 3F</figureCitation>
|
||
) 17-segmented; armature formula (2 + aesthetasc)-(5 + aesthetasc)-4-2-(2 + aesthetasc)-2-2-2-2(2 + aesthetasc)-(1 + spine)-(2 + aesthetasc)-2-[3 + aesthetasc (or 2+aesthetasc)]-[0 (or 1)]-(1 + aesthetasc)-(9 + 2 aesthetascs); eleventh segment with short posterior margin and much longer anterior margin, spine on this segment slender. Antenna as in female.
|
||
</paragraph>
|
||
<paragraph pageId="3" pageNumber="106">Mandible and other mouth appendages as in female.</paragraph>
|
||
<paragraph pageId="3" pageNumber="106">
|
||
Legs 1, 2, and 4 also as in female. Leg 3 sexually dimorphic; third endopodal segment (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="3" pageNumber="106">Fig. 3G</figureCitation>
|
||
) bearing two spines, three setae, and distally two small specialized elements, one curved, non-articulating, spinule-like element and one straight, distally bifurcate articulating element.
|
||
</paragraph>
|
||
<paragraph pageId="3" pageNumber="106">
|
||
Leg 5 as in female. Leg 6 (
|
||
<figureCitation captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Barathricola thermophilus sp. nov. female: A leg 4 B leg 5 C left genital aperture. Male: D habitus, dorsal E genital somite and abdomen, ventral F antennule G third endopodal segment of leg 3. Scale bars: 0.05 mm (A, B, E), 0.02 mm (C, F, G), 0.1 mm (D)." figureDoi="10.3897/zookeys.865.35827.figure3" httpUri="https://binary.pensoft.net/fig/319267" pageId="3" pageNumber="106">Fig. 3E</figureCitation>
|
||
) represented by three naked setae on genital operculum, medial one smaller than other two.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="3" pageNumber="106" type="etymology">
|
||
<paragraph pageId="3" pageNumber="106">Etymology.</paragraph>
|
||
<paragraph pageId="3" pageNumber="106">
|
||
The specific name
|
||
<emphasis italics="true" pageId="3" pageNumber="106">thermophilus</emphasis>
|
||
is a combination of Greek words
|
||
<emphasis italics="true" pageId="3" pageNumber="106">therm</emphasis>
|
||
(=heat) and
|
||
<emphasis italics="true" pageId="3" pageNumber="106">phil</emphasis>
|
||
(=loving), referring to the finding of the new species in a hydrothermal vent field.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |