365 lines
32 KiB
XML
365 lines
32 KiB
XML
<document ID-DOI="10.5252/z2017n4a3" ID-ISSN="1638-9387" ID-Zenodo-Dep="4578634" ID-ZooBank="urn:lsid:zoobank.org:pub:CE174614-6609-404A-9909-673B309820D5" approvalRequired="43" approvalRequired_for_taxonomicNames="4" approvalRequired_for_textStreams="37" approvalRequired_for_treatments="2" checkinTime="1614794145975" checkinUser="felipe" docAuthor="Dijkstra, Henk H. & Maestrati, Philippe" docDate="2017" docId="0123F114FFB2265BF998FC7AD4EDFC1D" docLanguage="en" docName="Zoosystema.39.4.473-485.pdf" docOrigin="Zoosystema 39 (4)" docSource="http://dx.doi.org/10.5252/z2017n4a3" docStyle="DocumentStyle:0AF8C315773078909029C6FC3CC05C6C.1:Zoosystema.2015-2017.journal_article" docStyleId="0AF8C315773078909029C6FC3CC05C6C" docStyleName="Zoosystema.2015-2017.journal_article" docStyleVersion="1" docTitle="Cyclochlamys barbatula Dijkstra & Maestrati 2017, n. sp." docType="treatment" docVersion="3" lastPageNumber="482" masterDocId="FD1A896CFFB52652FA54FFAED41DFFD2" masterDocTitle="New species and new records of littoral and bathyal living Pectinoidea (Bivalvia: Propeamussiidae, Cyclochlamydidae, Pectinidae) from the western and southwestern Pacific" masterLastPageNumber="485" masterPageNumber="473" pageNumber="480" updateTime="1665072591432" updateUser="ExternalLinkService" zenodo-license-document="CC0-1.0" zenodo-license-figures="CC0-1.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>New species and new records of littoral and bathyal living Pectinoidea (Bivalvia: Propeamussiidae, Cyclochlamydidae, Pectinidae) from the western and southwestern Pacific</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Dijkstra, Henk H.</mods:namePart>
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<mods:affiliation>Naturalis Biodiversity Center, P. O. Box 9517, NL- 2300 RA Leiden (The Netherlands) henk. dijkstra @ naturalis. nl</mods:affiliation>
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<mods:nameIdentifier type="email">dijkstra@naturalis.nl</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Maestrati, Philippe</mods:namePart>
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<mods:affiliation>ISYEB, UMR 7205 CNRS, MNHN, UPMC, EPHE, Muséum national d’Histoire naturelle, Sorbonne Universités, case postale 51, 57 rue Cuvier, F- 75231 Paris cedex 05 (France) philippe. maestrati @ mnhn. fr Published on 29 December 2017</mods:affiliation>
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<mods:nameIdentifier type="email">maestrati@mnhn.fr</mods:nameIdentifier>
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</mods:name>
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||
<mods:typeOfResource>text</mods:typeOfResource>
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||
<mods:relatedItem type="host">
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||
<mods:titleInfo>
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||
<mods:title>Zoosystema</mods:title>
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||
</mods:titleInfo>
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||
<mods:part>
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<mods:date>2017</mods:date>
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||
<mods:detail type="pubDate">
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<mods:number>2017-12-31</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>39</mods:number>
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</mods:detail>
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||
<mods:detail type="issue">
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<mods:number>4</mods:number>
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||
</mods:detail>
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||
<mods:extent unit="page">
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<mods:start>473</mods:start>
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||
<mods:end>485</mods:end>
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||
</mods:extent>
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||
</mods:part>
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||
</mods:relatedItem>
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||
<mods:location>
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||
<mods:url>http://dx.doi.org/10.5252/z2017n4a3</mods:url>
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||
</mods:location>
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||
<mods:classification>journal article</mods:classification>
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||
<mods:identifier type="DOI">10.5252/z2017n4a3</mods:identifier>
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||
<mods:identifier type="ISSN">1638-9387</mods:identifier>
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||
<mods:identifier type="Zenodo-Dep">4578634</mods:identifier>
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||
<mods:identifier type="ZooBank">urn:lsid:zoobank.org:pub:CE174614-6609-404A-9909-673B309820D5</mods:identifier>
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||
</mods:mods>
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||
<treatment LSID="urn:lsid:plazi:treatment:0123F114FFB2265BF998FC7AD4EDFC1D" httpUri="http://treatment.plazi.org/id/0123F114FFB2265BF998FC7AD4EDFC1D" lastPageId="9" lastPageNumber="482" pageId="7" pageNumber="480">
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<subSubSection box="[972,1296,980,1007]" pageId="7" pageNumber="480" type="nomenclature">
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||
<paragraph blockId="7.[972,1296,980,1007]" box="[972,1296,980,1007]" pageId="7" pageNumber="480">
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||
<heading box="[972,1296,980,1007]" centered="true" fontSize="9" level="2" pageId="7" pageNumber="480" reason="2">
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<taxonomicName authority="Dijkstra & Maestrati, 2017" authorityName="Dijkstra & Maestrati" authorityYear="2017" box="[972,1231,980,1007]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="7" pageNumber="480" phylum="Mollusca" rank="species" species="barbatula" status="n. sp.">
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<emphasis bold="true" box="[972,1231,980,1007]" italics="true" pageId="7" pageNumber="480">Cyclochlamys barbatula</emphasis>
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</taxonomicName>
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<taxonomicNameLabel box="[1237,1296,981,1007]" pageId="7" pageNumber="480" rank="species">n. sp.</taxonomicNameLabel>
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||
</heading>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection box="[1070,1199,1012,1039]" pageId="7" pageNumber="480" type="description">
|
||
<paragraph blockId="7.[1070,1199,1012,1039]" box="[1070,1199,1012,1039]" pageId="7" pageNumber="480">
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||
(
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<figureCitation box="[1077,1140,1012,1039]" captionStart="FIG" captionStartId="8.[132,143,1432,1450]" captionTargetBox="[132,1455,216,1384]" captionTargetId="figure-28@8.[132,1455,216,1384]" captionTargetPageId="8" captionText="FIG. 4. — A, B, E-H, holotype of Cyclochlamys barbatula n. sp. (MNHN-IM-2000-33116): A, exterior lv; B, exterior rv; C, D, paratype (MNHN-IM-2013-55047); C, interior rv; D, interior lv; E, prodissoconch and early ontogeny of rv shell disc; F, prodissoconch and early ontogeny of lv shell disc; G, exterior detail lv; H, exterior detail rv; I-P, Holotype of Micropecten reticulatus n. sp. (MNHN-IM-2013-50885): I, exterior rv; J, interior rv; K, exterior lv; L, interior lv; M, prodissoconch and early ontogeny of lv shell disc; N, prodissoconch and early ontogeny of rv shell disc; O, exterior detail lv; P, exterior detail rv. Abbreviations: see Material and methods. Scale bars: A-D, I-L, 500 µm; E-H, M, N, 100 µm; O, P, 50 µm." figureDoi="http://doi.org/10.5281/zenodo.4578644" httpUri="https://zenodo.org/record/4578644/files/figure.png" pageId="7" pageNumber="480">Fig. 4</figureCitation>
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A-H)
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</paragraph>
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||
</subSubSection>
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<subSubSection pageId="7" pageNumber="480" type="materials_examined">
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||
<paragraph blockId="7.[813,1457,1079,1341]" pageId="7" pageNumber="480">
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||
TYPE MATERIAL. —
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||
<emphasis bold="true" box="[1017,1227,1079,1104]" pageId="7" pageNumber="480">
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||
<collectingCountry box="[1017,1223,1079,1104]" name="Papua New Guinea" pageId="7" pageNumber="480">Papua New Guinea</collectingCountry>
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||
.
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||
</emphasis>
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||
KAVIENG 2014, stn KB36,
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<geoCoordinate box="[882,978,1105,1129]" degrees="02" direction="south" minutes="38.8" orientation="latitude" pageId="7" pageNumber="480" precision="92" value="-2.6466665">02°38.8’S</geoCoordinate>
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||
,
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||
<geoCoordinate box="[987,1098,1105,1129]" degrees="150" direction="east" minutes="38.4" orientation="longitude" pageId="7" pageNumber="480" precision="92" value="150.64">150°38.4’E</geoCoordinate>
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||
,
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||
<quantity box="[1106,1165,1105,1129]" metricMagnitude="0" metricUnit="m" metricValue="5.5" metricValueMax="8.0" metricValueMin="3.0" pageId="7" pageNumber="480" unit="m" value="5.5" valueMax="8.0" valueMin="3.0">3-8 m</quantity>
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, alive,
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<typeStatus box="[1227,1309,1105,1129]" pageId="7" pageNumber="480">paratype</typeStatus>
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spm (
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<collectionCode box="[1366,1456,1105,1128]" pageId="7" pageNumber="480">MNHN-</collectionCode>
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IM-2000-33117). — Stn KB08,‰
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||
<geoCoordinate box="[1157,1233,1131,1156]" degrees="2" direction="south" minutes="33.2" orientation="latitude" pageId="7" pageNumber="480" precision="92" value="-2.5533333">2°33.2’S</geoCoordinate>
|
||
,
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||
<geoCoordinate box="[1245,1359,1131,1155]" degrees="150" direction="east" minutes="48.2" orientation="longitude" pageId="7" pageNumber="480" precision="92" value="150.80333">150°48.2’E</geoCoordinate>
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||
, –
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||
<quantity box="[1385,1439,1132,1156]" metricMagnitude="1" metricUnit="m" metricValue="1.3" pageId="7" pageNumber="480" unit="m" value="13.0">13 m</quantity>
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||
,
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<typeStatus box="[814,897,1158,1182]" pageId="7" pageNumber="480">paratype</typeStatus>
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lv (MNHN-IM-2000-33114). — Stn KS09,
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||
<geoCoordinate box="[1355,1453,1158,1182]" degrees="02" direction="south" minutes="36.1" orientation="latitude" pageId="7" pageNumber="480" precision="92" value="-2.6016667">02°36.1’S</geoCoordinate>
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||
,
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||
<geoCoordinate box="[813,926,1184,1208]" degrees="150" direction="east" minutes="45.9" orientation="longitude" pageId="7" pageNumber="480" precision="92" value="150.765">150°45.9’E</geoCoordinate>
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||
,
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||
<quantity box="[936,1023,1184,1208]" metricMagnitude="1" metricUnit="m" metricValue="1.55" metricValueMax="1.6" metricValueMin="1.5" pageId="7" pageNumber="480" unit="m" value="15.5" valueMax="16.0" valueMin="15.0">15-16 m</quantity>
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||
,
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||
<typeStatus box="[1034,1117,1185,1209]" pageId="7" pageNumber="480">paratype</typeStatus>
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||
lv (MNHN-IM-2000-33112). — Stn KS35,
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||
<geoCoordinate box="[924,1023,1211,1235]" degrees="02" direction="south" minutes="38.8" orientation="latitude" pageId="7" pageNumber="480" precision="92" value="-2.6466665">02°38.8’S</geoCoordinate>
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||
,
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||
<geoCoordinate box="[1035,1148,1211,1235]" degrees="150" direction="east" minutes="40.7" orientation="longitude" pageId="7" pageNumber="480" precision="92" value="150.67833">150°40.7’E</geoCoordinate>
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||
,
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||
<quantity box="[1161,1225,1211,1235]" metricMagnitude="0" metricUnit="m" metricValue="4.5" metricValueMax="5.0" metricValueMin="4.0" pageId="7" pageNumber="480" unit="m" value="4.5" valueMax="5.0" valueMin="4.0">4-5 m</quantity>
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||
,
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||
<typeStatus box="[1237,1321,1211,1235]" pageId="7" pageNumber="480">paratype</typeStatus>
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||
lv (
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||
<collectionCode box="[1363,1455,1211,1234]" pageId="7" pageNumber="480">MNHN-</collectionCode>
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||
IM-2000-33113). — Stn KB60,‰
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||
<geoCoordinate box="[1158,1233,1237,1262]" degrees="2" direction="south" minutes="32.5" orientation="latitude" pageId="7" pageNumber="480" precision="92" value="-2.5416667">2°32.5’S</geoCoordinate>
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||
,
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||
<geoCoordinate box="[1245,1359,1237,1261]" degrees="150" direction="east" minutes="35.3" orientation="longitude" pageId="7" pageNumber="480" precision="92" value="150.58833">150°35.3’E</geoCoordinate>
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||
, –
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||
<quantity box="[1384,1439,1237,1261]" metricMagnitude="1" metricUnit="m" metricValue="2.0" pageId="7" pageNumber="480" unit="m" value="20.0">20 m</quantity>
|
||
, alive,
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||
<typeStatus box="[878,970,1264,1288]" pageId="7" pageNumber="480">holotype</typeStatus>
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||
spm (MNHN-IM-2000-33116),
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||
<specimenCount box="[1336,1456,1264,1288]" pageId="7" pageNumber="480" type="generic" typeStatus="paratypes">2 paratypes</specimenCount>
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||
spms (MNHN-IM-2013-55047, 55049),
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||
<specimenCount box="[1230,1342,1290,1315]" pageId="7" pageNumber="480" type="generic" typeStatus="paratypes">3 paratypes</specimenCount>
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||
spm +
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||
<specimenCount box="[1418,1455,1290,1314]" pageId="7" pageNumber="480" type="larva">2 lv</specimenCount>
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||
(4 MNHN-IM-2000-33115,
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||
<collectionCode box="[1106,1188,1317,1341]" country="Netherlands" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34992" lsid="urn:lsid:biocol.org:col:34992" name="National Museum of Natural History, Naturalis" pageId="7" pageNumber="480" type="Museum">RMNH</collectionCode>
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||
.MOL.290719).
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||
</paragraph>
|
||
<paragraph blockId="7.[813,1456,1366,1443]" pageId="7" pageNumber="480">
|
||
<typeStatus box="[813,861,1366,1389]" pageId="7" pageNumber="480">TYPE</typeStatus>
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||
LOCALITY. —
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||
<collectingCountry box="[1008,1203,1366,1390]" name="Papua New Guinea" pageId="7" pageNumber="480">Papua New Guinea</collectingCountry>
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, Kavieng Lagoon, N-side of Wadei Island,
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||
<geoCoordinate box="[981,1079,1392,1416]" degrees="02" direction="south" minutes="38.8" orientation="latitude" pageId="7" pageNumber="480" precision="92" value="-2.6466665">02°38.8’S</geoCoordinate>
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||
,
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||
<geoCoordinate box="[1090,1203,1392,1416]" degrees="150" direction="east" minutes="38.4" orientation="longitude" pageId="7" pageNumber="480" precision="92" value="150.64">150°38.4’E</geoCoordinate>
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||
,
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||
<quantity box="[1214,1277,1392,1416]" metricMagnitude="0" metricUnit="m" metricValue="5.5" metricValueMax="8.0" metricValueMin="3.0" pageId="7" pageNumber="480" unit="m" value="5.5" valueMax="8.0" valueMin="3.0">3-8 m</quantity>
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||
, alive in sand and rubble slope,
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<date box="[944,1058,1419,1443]" pageId="7" pageNumber="480" value="2014-06-13">13.06.2014</date>
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(KAVIENG 2014), stn KB36.
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||
</paragraph>
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||
<paragraph blockId="7.[813,1455,1468,1545]" pageId="7" pageNumber="480">
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||
OTHER MATERIAL EXAMINED. —
|
||
<emphasis bold="true" box="[1133,1333,1468,1493]" pageId="7" pageNumber="480">
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||
<collectingCountry box="[1133,1329,1468,1493]" name="Papua New Guinea" pageId="7" pageNumber="480">Papua New Guinea</collectingCountry>
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.
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</emphasis>
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<collectingRegion box="[1340,1455,1468,1492]" country="Papua New Guinea" name="Madang" pageId="7" pageNumber="480">MADANG</collectingRegion>
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LAGOON (PAPUA NIUGINI 2012), stn PB47,
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||
<geoCoordinate box="[1346,1450,1494,1518]" degrees="05" direction="south" minutes="11.3" orientation="latitude" pageId="7" pageNumber="480" precision="92" value="-5.1883335">05°11.3’S</geoCoordinate>
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||
,
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||
<geoCoordinate box="[813,925,1521,1545]" degrees="145" direction="east" minutes="49.6" orientation="longitude" pageId="7" pageNumber="480" precision="92" value="145.82666">145°49.6’E</geoCoordinate>
|
||
,
|
||
<quantity box="[936,977,1521,1545]" metricMagnitude="0" metricUnit="m" metricValue="5.0" pageId="7" pageNumber="480" unit="m" value="5.0">5 m</quantity>
|
||
, alive, 1 spm, 1 rv (MNHN-IM-2013-6365).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="7" pageNumber="480" type="etymology">
|
||
<paragraph blockId="7.[813,1457,1570,1647]" pageId="7" pageNumber="480">
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||
ETYMOLOGY. — Left valve sculptured with strong commarginal lamellae like little fringes (Latin
|
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<taxonomicName authorityName="Dijkstra & Maestrati" authorityYear="2017" box="[1127,1219,1596,1620]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="7" pageNumber="480" phylum="Mollusca" rank="species" species="barbatula">
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||
<emphasis box="[1127,1219,1596,1620]" italics="true" pageId="7" pageNumber="480">barbatula</emphasis>
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||
</taxonomicName>
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||
, adjective meaning with a fringe).
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||
</paragraph>
|
||
</subSubSection>
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||
<subSubSection pageId="7" pageNumber="480" type="distribution">
|
||
<paragraph blockId="7.[813,1455,1672,1722]" pageId="7" pageNumber="480">
|
||
DISTRIBUTION. —
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||
<collectingCountry box="[998,1191,1672,1696]" name="Papua New Guinea" pageId="7" pageNumber="480">Papua New Guinea</collectingCountry>
|
||
, live in
|
||
<quantity box="[1267,1340,1672,1696]" metricMagnitude="1" metricUnit="m" metricValue="1.15" metricValueMax="2.0" metricValueMin="0.3" pageId="7" pageNumber="480" unit="m" value="11.5" valueMax="20.0" valueMin="3.0">3-20 m</quantity>
|
||
(maximum depth range),
|
||
<quantity box="[950,1022,1698,1722]" metricMagnitude="1" metricUnit="m" metricValue="1.4" metricValueMax="2.0" metricValueMin="0.8" pageId="7" pageNumber="480" unit="m" value="14.0" valueMax="20.0" valueMin="8.0">8-20 m</quantity>
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||
(minimum depth range).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="9" lastPageNumber="482" pageId="7" pageNumber="480" type="description">
|
||
<paragraph blockId="7.[811,1455,1778,2028]" box="[813,957,1778,1804]" pageId="7" pageNumber="480">DESCRIPTION</paragraph>
|
||
<paragraph blockId="7.[811,1455,1778,2028]" box="[813,863,1810,1836]" pageId="7" pageNumber="480">
|
||
<emphasis box="[813,863,1810,1836]" italics="true" pageId="7" pageNumber="480">Shell</emphasis>
|
||
</paragraph>
|
||
<paragraph blockId="7.[811,1455,1778,2028]" pageId="7" pageNumber="480">
|
||
Up to
|
||
<quantity box="[882,967,1841,1868]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="7" pageNumber="480" unit="mm" value="1.5">1.5 mm</quantity>
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||
high, fragile, strongly posteriorly oblique, inequivalve, inequilaterial, wider than high, posterior auricle larger than anterior auricle, translucent whitish. Shape somewhat irregular, variable, typically changing during ontogeny, commonly associated with change in spacing of commarginal lamellae (habitat constriction).
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||
</paragraph>
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||
<caption ID-DOI="http://doi.org/10.5281/zenodo.4578644" ID-Zenodo-Dep="4578644" httpUri="https://zenodo.org/record/4578644/files/figure.png" pageId="8" pageNumber="481" startId="8.[132,143,1432,1450]" targetBox="[132,1455,216,1384]" targetPageId="8">
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||
<paragraph blockId="8.[132,1456,1431,1540]" pageId="8" pageNumber="481">
|
||
FIG. 4. —
|
||
<emphasis bold="true" box="[214,227,1432,1450]" pageId="8" pageNumber="481">A</emphasis>
|
||
,
|
||
<emphasis bold="true" box="[238,251,1432,1450]" pageId="8" pageNumber="481">B</emphasis>
|
||
,
|
||
<emphasis bold="true" box="[262,296,1432,1450]" pageId="8" pageNumber="481">E -H</emphasis>
|
||
, holotype of
|
||
<taxonomicName authority="Dijkstra & Maestrati, 2017" authorityName="Dijkstra & Maestrati" authorityYear="2017" box="[407,607,1431,1450]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="8" pageNumber="481" phylum="Mollusca" rank="species" species="barbatula" status="n. sp.">
|
||
<emphasis box="[407,607,1431,1450]" italics="true" pageId="8" pageNumber="481">Cyclochlamys barbatula</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[613,661,1432,1450]" pageId="8" pageNumber="481" rank="species">n. sp.</taxonomicNameLabel>
|
||
(MNHN-IM-2000-33116):
|
||
<emphasis bold="true" box="[880,893,1432,1450]" pageId="8" pageNumber="481">A</emphasis>
|
||
, exterior lv;
|
||
<emphasis bold="true" box="[997,1010,1432,1450]" pageId="8" pageNumber="481">B</emphasis>
|
||
, exterior rv;
|
||
<emphasis bold="true" box="[1118,1132,1431,1449]" pageId="8" pageNumber="481">C</emphasis>
|
||
,
|
||
<emphasis bold="true" box="[1143,1157,1432,1450]" pageId="8" pageNumber="481">D</emphasis>
|
||
, paratype (MNHN-IM-2013-55047);
|
||
<emphasis bold="true" box="[132,146,1454,1472]" pageId="8" pageNumber="481">C</emphasis>
|
||
, interior rv;
|
||
<emphasis bold="true" box="[244,258,1454,1472]" pageId="8" pageNumber="481">D</emphasis>
|
||
, interior lv;
|
||
<emphasis bold="true" box="[354,366,1454,1472]" pageId="8" pageNumber="481">E</emphasis>
|
||
, prodissoconch and early ontogeny of rv shell disc;
|
||
<emphasis bold="true" box="[798,809,1454,1472]" pageId="8" pageNumber="481">F</emphasis>
|
||
, prodissoconch and early ontogeny of lv shell disc;
|
||
<emphasis bold="true" box="[1239,1253,1454,1472]" pageId="8" pageNumber="481">G</emphasis>
|
||
, exterior detail lv;
|
||
<emphasis bold="true" box="[1404,1418,1454,1472]" pageId="8" pageNumber="481">H</emphasis>
|
||
, exterior detail rv;
|
||
<emphasis bold="true" box="[259,284,1477,1495]" pageId="8" pageNumber="481">I -P</emphasis>
|
||
, Holotype of
|
||
<taxonomicName authority="Dijkstra & Maestrati, 2017" authorityName="Dijkstra & Maestrati" authorityYear="2017" box="[397,591,1477,1495]" class="Bivalvia" family="Cyclochlamydidae" genus="Micropecten" kingdom="Animalia" order="Pectinoida" pageId="8" pageNumber="481" phylum="Mollusca" rank="species" species="reticulatus" status="n. sp.">
|
||
<emphasis box="[397,591,1477,1495]" italics="true" pageId="8" pageNumber="481">Micropecten reticulatus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[597,645,1477,1495]" pageId="8" pageNumber="481" rank="species">n. sp.</taxonomicNameLabel>
|
||
(MNHN-IM-2013-50885):
|
||
<emphasis bold="true" box="[861,867,1477,1495]" pageId="8" pageNumber="481">I</emphasis>
|
||
, exterior rv;
|
||
<emphasis bold="true" box="[971,981,1477,1495]" pageId="8" pageNumber="481">J</emphasis>
|
||
, interior rv;
|
||
<emphasis bold="true" box="[1080,1093,1477,1495]" pageId="8" pageNumber="481">K</emphasis>
|
||
, exterior lv;
|
||
<emphasis bold="true" box="[1196,1207,1477,1495]" pageId="8" pageNumber="481">L</emphasis>
|
||
, interior lv;
|
||
<emphasis bold="true" box="[1304,1321,1477,1495]" pageId="8" pageNumber="481">M</emphasis>
|
||
, prodissoconch and early ontogeny of lv shell disc;
|
||
<emphasis bold="true" box="[422,436,1500,1518]" pageId="8" pageNumber="481">N</emphasis>
|
||
, prodissoconch and early ontogeny of rv shell disc;
|
||
<emphasis bold="true" box="[865,880,1499,1517]" pageId="8" pageNumber="481">O</emphasis>
|
||
, exterior detail lv;
|
||
<emphasis bold="true" box="[1030,1042,1500,1518]" pageId="8" pageNumber="481">P</emphasis>
|
||
, exterior detail rv. Abbreviations: see Material and methods. Scale bars: A-D, I-L, 500 µm; E-H, M, N, 100 µm; O, P, 50 µm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph blockId="8.[131,775,1618,1772]" box="[132,272,1618,1644]" pageId="8" pageNumber="481">
|
||
<emphasis box="[132,272,1618,1644]" italics="true" pageId="8" pageNumber="481">Prodissoconch</emphasis>
|
||
</paragraph>
|
||
<paragraph blockId="8.[131,775,1618,1772]" pageId="8" pageNumber="481">
|
||
<quantity box="[132,216,1650,1677]" metricMagnitude="-1" metricUnit="m" metricValue="2.35" pageId="8" pageNumber="481" unit="mm" value="235.0">235 µm</quantity>
|
||
long, lv larval shell conical, with reticulate sculpture, rv larval shell slightly raised, also with reticulate sculpture, in dissoconch stage radially sculptured with irregularly spaced ridges.
|
||
</paragraph>
|
||
<paragraph blockId="8.[130,777,1810,2028]" box="[132,233,1810,1836]" pageId="8" pageNumber="481">
|
||
<emphasis box="[132,233,1810,1836]" italics="true" pageId="8" pageNumber="481">Left valve</emphasis>
|
||
</paragraph>
|
||
<paragraph blockId="8.[130,777,1810,2028]" lastBlockId="8.[811,1455,1618,1676]" pageId="8" pageNumber="481">
|
||
With smooth disc in early ontogeny (
|
||
<emphasis box="[539,556,1842,1867]" italics="true" pageId="8" pageNumber="481">c.</emphasis>
|
||
up to
|
||
<quantity box="[628,763,1841,1868]" metricMagnitude="-4" metricUnit="m" metricValue="5.0" metricValueMax="6.0" metricValueMin="4.0" pageId="8" pageNumber="481" unit="mm" value="0.5" valueMax="0.6" valueMin="0.4">0.4-0.6 mm</quantity>
|
||
), after that there is a strong reticulate scupture commences, consisting of widely spaced commarginal lamellae and weaker radial riblets (
|
||
<emphasis box="[276,293,1938,1963]" italics="true" pageId="8" pageNumber="481">c.</emphasis>
|
||
4-5 per mm on central part of disc), developing to the periphery; on lamellae prominent hollow nodules (
|
||
<emphasis box="[141,158,2002,2027]" italics="true" pageId="8" pageNumber="481">c.</emphasis>
|
||
3-4 per mm) present on intersections of radial and com- marginal sculpture. Auricles with similar, more closely spaced reticulate sculpture; continuous with disc.
|
||
</paragraph>
|
||
<paragraph blockId="8.[811,1457,1714,1931]" box="[813,928,1714,1740]" pageId="8" pageNumber="481">
|
||
<emphasis box="[813,928,1714,1740]" italics="true" pageId="8" pageNumber="481">Right valve</emphasis>
|
||
</paragraph>
|
||
<paragraph blockId="8.[811,1457,1714,1931]" pageId="8" pageNumber="481">Disc and all but dorsal border of posterior auricle with outer layer of commarginal hexagonal prisms, more elongate in late ontogeny. Posterior auricle continuous with disc, smooth; anterior auricle distinctly separated from disc, with 4-5 delicate, nodulous radial threads. Byssal notch of moderate depth, byssal fasciole rather broad.</paragraph>
|
||
<paragraph blockId="8.[813,1198,1969,2028]" box="[813,1041,1969,1995]" pageId="8" pageNumber="481">
|
||
<emphasis box="[813,1041,1969,1995]" italics="true" pageId="8" pageNumber="481">
|
||
Dimension of
|
||
<typeStatus box="[958,1041,1969,1995]" pageId="8" pageNumber="481">holotype</typeStatus>
|
||
</emphasis>
|
||
</paragraph>
|
||
<paragraph blockId="8.[813,1198,1969,2028]" lastBlockId="9.[130,777,216,975]" lastPageId="9" lastPageNumber="482" pageId="8" pageNumber="481">
|
||
H
|
||
<quantity box="[842,931,2001,2028]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="8" pageNumber="481" unit="mm" value="1.5">1.5 mm</quantity>
|
||
, W
|
||
<quantity box="[976,1065,2001,2028]" metricMagnitude="-3" metricUnit="m" metricValue="1.7" pageId="8" pageNumber="481" unit="mm" value="1.7">1.7 mm</quantity>
|
||
, D
|
||
<quantity box="[1105,1195,2001,2028]" metricMagnitude="-4" metricUnit="m" metricValue="6.0" pageId="8" pageNumber="481" unit="mm" value="0.6">0.6 mm</quantity>
|
||
. REMARKS
|
||
</paragraph>
|
||
<paragraph blockId="9.[130,777,216,975]" pageId="9" pageNumber="482">
|
||
The present species resembles its congener
|
||
<taxonomicName baseAuthorityName="Hayami & Kase" baseAuthorityYear="1993" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="incubata">
|
||
<emphasis italics="true" pageId="9" pageNumber="482">Cyclochlamys incubata</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<bibRefCitation author="HAYAMI I. & KASE T." box="[217,467,279,306]" pageId="9" pageNumber="482" pagination="1 - 133" refId="ref11236" refString="HAYAMI I. & KASE T. 1993. - Submarine cave Bivalvia from the Ryukyu Islands: systematics and evolutionary significance. The University Museum, The University ofTokyo, Bulletin 35: i-vi, 1 - 133." type="book chapter" year="1993">Hayami & Kase, 1993</bibRefCitation>
|
||
: figs 202-212), known from littoral Japanese waters, in the shape of the shell disc and the reticulate sculpture on the left valve. However
|
||
<taxonomicName authority="Dijkstra & Maestrati, 2017" authorityName="Dijkstra & Maestrati" authorityYear="2017" box="[640,775,343,369]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="barbatula" status="n. sp.">
|
||
<emphasis box="[640,775,343,369]" italics="true" pageId="9" pageNumber="482">C. barbatula</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[132,193,375,401]" pageId="9" pageNumber="482" rank="species">n. sp.</taxonomicNameLabel>
|
||
differs from
|
||
<taxonomicName baseAuthorityName="Hayami & Kase" baseAuthorityYear="1993" box="[340,466,375,401]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="incubata">
|
||
<emphasis box="[340,466,375,401]" italics="true" pageId="9" pageNumber="482">C. incubata</emphasis>
|
||
</taxonomicName>
|
||
by having a smooth disc in early ontogeny (
|
||
<taxonomicName baseAuthorityName="Hayami & Kase" baseAuthorityYear="1993" box="[312,436,406,433]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="incubata">
|
||
<emphasis box="[312,436,406,433]" italics="true" pageId="9" pageNumber="482">C. incubata</emphasis>
|
||
</taxonomicName>
|
||
has radial threads immediately after the dissoconch stage), by having more prominent and more widely arranged commarginal and radial sculpture with more strongly developed hollow nodules or vesicles on the crests (
|
||
<taxonomicName baseAuthorityName="Hayami & Kase" baseAuthorityYear="1993" box="[208,331,534,561]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="incubata">
|
||
<emphasis box="[208,331,534,561]" italics="true" pageId="9" pageNumber="482">C. incubata</emphasis>
|
||
</taxonomicName>
|
||
with weaker solid nodules).
|
||
</paragraph>
|
||
<paragraph blockId="9.[130,777,216,975]" pageId="9" pageNumber="482">
|
||
A somewhat superficially similar congener is
|
||
<taxonomicName authority="Dijkstra & Marshall, 2008" authorityName="Dijkstra & Marshall" authorityYear="2008" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="irregularis">
|
||
<emphasis italics="true" pageId="9" pageNumber="482">Cyclochlamys irregularis</emphasis>
|
||
<bibRefCitation author="DIJKSTRA H. H. & MARSHALL B. A." box="[247,545,598,624]" pageId="9" pageNumber="482" pagination="1 - 88" refId="ref11032" refString="DIJKSTRA H. H. & MARSHALL B. A. 2008. - The Recent Pectinoidea of the New Zealand region (Mollusca: Bivalvia: Propeamussiidae, Pectinidae and Spondylidae). Molluscan Research 28: 1 - 88." type="journal article" year="2008">Dijkstra & Marshall, 2008</bibRefCitation>
|
||
</taxonomicName>
|
||
, known from littoral to bathyal waters (shells only) of northern
|
||
<collectingCountry box="[613,770,630,656]" name="New Zealand" pageId="9" pageNumber="482">New Zealand</collectingCountry>
|
||
.
|
||
<taxonomicName authority="Dijkstra & Maestrati, 2017" authorityName="Dijkstra & Maestrati" authorityYear="2017" box="[132,388,662,688]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="barbatula" status="n. sp.">
|
||
<emphasis box="[132,388,662,688]" italics="true" pageId="9" pageNumber="482">Cyclochlamys barbatula</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[395,456,662,688]" pageId="9" pageNumber="482" rank="species">n. sp.</taxonomicNameLabel>
|
||
differs from
|
||
<taxonomicName authorityName="Dijkstra & Marshall" authorityYear="2008" box="[602,745,662,688]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="irregularis">
|
||
<emphasis box="[602,745,662,688]" italics="true" pageId="9" pageNumber="482">C. irregularis</emphasis>
|
||
</taxonomicName>
|
||
in size (
|
||
<taxonomicName authority="Dijkstra & Maestrati, 2017" authorityName="Dijkstra & Maestrati" authorityYear="2017" box="[189,330,693,720]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="barbatula" status="n. sp.">
|
||
<emphasis box="[189,330,693,720]" italics="true" pageId="9" pageNumber="482">C. barbatula</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel box="[338,400,694,720]" pageId="9" pageNumber="482" rank="species">n. sp.</taxonomicNameLabel>
|
||
up to
|
||
<emphasis box="[477,495,694,719]" italics="true" pageId="9" pageNumber="482">c.</emphasis>
|
||
<quantity box="[502,593,693,720]" metricMagnitude="-3" metricUnit="m" metricValue="1.5" pageId="9" pageNumber="482" unit="mm" value="1.5">1.5 mm</quantity>
|
||
high,
|
||
<taxonomicName authorityName="Dijkstra & Marshall" authorityYear="2008" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="irregularis">
|
||
<emphasis italics="true" pageId="9" pageNumber="482">C. irregularis</emphasis>
|
||
</taxonomicName>
|
||
up to
|
||
<emphasis box="[257,275,726,751]" italics="true" pageId="9" pageNumber="482">c.</emphasis>
|
||
<quantity box="[283,356,726,752]" metricMagnitude="-3" metricUnit="m" metricValue="3.0" pageId="9" pageNumber="482" unit="mm" value="3.0">3 mm</quantity>
|
||
), in having a much more posteriorly oblique outline (
|
||
<taxonomicName authorityName="Dijkstra & Marshall" authorityYear="2008" box="[316,455,757,784]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="irregularis">
|
||
<emphasis box="[316,455,757,784]" italics="true" pageId="9" pageNumber="482">C. irregularis</emphasis>
|
||
</taxonomicName>
|
||
circular to weakly posteriorly oblique), by having a more acutely conical prodissoconch (
|
||
<taxonomicName authorityName="Dijkstra & Marshall" authorityYear="2008" box="[142,285,821,848]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="irregularis">
|
||
<emphasis box="[142,285,821,848]" italics="true" pageId="9" pageNumber="482">C. irregularis</emphasis>
|
||
</taxonomicName>
|
||
more roundly conical), by having a smooth dissoconch (
|
||
<taxonomicName authorityName="Dijkstra & Marshall" authorityYear="2008" box="[276,423,853,879]" class="Bivalvia" family="Cyclochlamydidae" genus="Cyclochlamys" kingdom="Animalia" order="Pectinoida" pageId="9" pageNumber="482" phylum="Mollusca" rank="species" species="irregularis">
|
||
<emphasis box="[276,423,853,879]" italics="true" pageId="9" pageNumber="482">C. irregularis</emphasis>
|
||
</taxonomicName>
|
||
sculptured with crisp delicate commarginal and radial sculpture), and by having more prominent and widely spaced reticulate sculpture on the left valve.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |