289 lines
35 KiB
XML
289 lines
35 KiB
XML
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<mods:title id="9510DBC7FD99F6EB3EC8E0D22CF0FD6D">Composition of the genus Connexochiton Kaas, 1979 (Mollusca: Polyplacophora Ischnochitonidae)</mods:title>
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<paragraph id="8B9F36F5FF95FFA3FF30FF57FDF240A2" blockId="4.[151,552,151,213]" box="[151,552,151,178]" pageId="4" pageNumber="87">
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<taxonomicName id="4C204D76FF95FFA3FF30FF57FDF240A2" ID-CoL="XPLF" authority="Saito, 1997" authorityName="Saito" authorityYear="1997" box="[151,552,151,178]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="4" pageNumber="87" phylum="Mollusca" rank="species" species="kaasi">
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<emphasis id="B954EAE7FF95FFA3FF30FF57FDF240A2" bold="true" box="[151,552,151,178]" pageId="4" pageNumber="87">
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<emphasis id="B954EAE7FF95FFA3FF30FF57FE4240A1" bold="true" box="[151,408,151,178]" italics="true" pageId="4" pageNumber="87">Connexochiton kaasi</emphasis>
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<bibRefCitation id="EFB14B04FF95FFA3FE38FF57FDF240A2" author="Saito, H." box="[415,552,151,177]" pageId="4" pageNumber="87" pagination="31 - 58" refId="ref9109" refString="Saito, H. (1997). Deep-sea chiton fauna of Suruga Bay (Mollusca: Polyplacophora) with descriptions of six new species. National Science Museum Monographs, 12, 31 - 58, pls. 1 - 2." type="journal article" year="1997">Saito, 1997</bibRefCitation>
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</emphasis>
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</taxonomicName>
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<subSubSection id="C33A657EFF95FFA3FF30FF7BFEC840C6" box="[151,274,187,213]" pageId="4" pageNumber="87" type="description">
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<paragraph id="8B9F36F5FF95FFA3FF30FF7BFEC840C6" blockId="4.[151,552,151,213]" box="[151,274,187,213]" pageId="4" pageNumber="87">
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(
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<figureCitation id="131B2A70FF95FFA3FF38FF7BFED040C6" box="[159,266,187,213]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 3" captionStart-2="FIGURE 4" captionStartId-0="3.[151,250,1943,1967]" captionStartId-1="4.[151,250,1941,1965]" captionStartId-2="5.[151,250,1262,1286]" captionTargetBox-0="[180,1408,420,1917]" captionTargetBox-1="[205,1383,907,1916]" captionTargetBox-2="[181,1406,183,1234]" captionTargetId-0="figure-114@3.[177,1411,417,1920]" captionTargetId-1="figure-256@4.[202,1386,905,1917]" captionTargetId-2="figure-15@5.[177,1411,181,1238]" captionTargetPageId-0="3" captionTargetPageId-1="4" captionTargetPageId-2="5" captionText-0="FIGURE 2. Connexochiton kaasi. New Caledonia, SMIB 8, stn DW167, 23°38’S, 167°43’E, 430–452 m, 1 spm (ZISP 2379), BL 3.5 mm: A. Valve I, dorsal view; B. Valve II, dorsal view; C. Valve V, dorsal view; D. Valve VIII, dorsal view; E. Valve IV, ventral view; F. Valve V, detail of tegmentum surface of central area; G. Valve V, rostral view; H. Valve VIII, lateral view." captionText-1="FIGURE 3. Connexochiton kaasi. New Caledonia, SMIB 8, stn DW167, 23°38’S, 167°43’E, 430–452 m, 1 spm (ZISP 2379), BL 3.5 mm:A. Valve I, detail of tegmentum; B. Dorsal and marginal scales and marginal needle; C. Dorsal, marginal and ventral scales; D. Dorsal scales." captionText-2="FIGURE 4. Connexochiton kaasi. New Caledonia, SMIB 8, stn DW167, 23°38’S, 167°43’E, 430–452 m, 1 spm (ZISP 2379), BL 3.5 mm: A. Ventral scales; B. Central and first lateral teeth of radula; C. Part of radula; D. Central, first lateral and major lateral teeth of radula." figureDoi-0="http://doi.org/10.5281/zenodo.4643428" figureDoi-1="http://doi.org/10.5281/zenodo.4643432" figureDoi-2="http://doi.org/10.5281/zenodo.4643434" httpUri-0="https://zenodo.org/record/4643428/files/figure.png" httpUri-1="https://zenodo.org/record/4643432/files/figure.png" httpUri-2="https://zenodo.org/record/4643434/files/figure.png" pageId="4" pageNumber="87">Figs. 2–4</figureCitation>
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)
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</paragraph>
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<subSubSection id="C33A657EFF95FFA3FF30FEC0FBC04146" pageId="4" pageNumber="87" type="reference_group">
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<paragraph id="8B9F36F5FF95FFA3FF30FEC0FC074104" blockId="4.[151,1096,255,341]" box="[151,989,255,280]" pageId="4" pageNumber="87">
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<treatmentCitationGroup id="AB3011DBFF95FFA3FF30FEC0FC074104" box="[151,989,255,280]" pageId="4" pageNumber="87">
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<treatmentCitation id="0A8110E4FF95FFA3FF30FEC0FDD34104" author="Saito, H." box="[151,521,255,280]" page="50" pageId="4" pageNumber="87" year="1997">
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<taxonomicName id="4C204D76FF95FFA3FF30FEC0FDD34104" ID-CoL="XPLF" authority="Saito, 1997" authorityName="Saito" authorityPageNumber="50" authorityYear="1997" box="[151,521,255,280]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="4" pageNumber="87" phylum="Mollusca" rank="species" species="kaasi">
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<emphasis id="B954EAE7FF95FFA3FF30FEC0FEB6410B" box="[151,364,256,280]" italics="true" pageId="4" pageNumber="87">Connexochiton kaasi</emphasis>
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<bibRefCitation id="EFB14B04FF95FFA3FED4FEC0FDD34104" author="Saito, H." box="[371,521,255,280]" pageId="4" pageNumber="87" pagination="31 - 58" refId="ref9109" refString="Saito, H. (1997). Deep-sea chiton fauna of Suruga Bay (Mollusca: Polyplacophora) with descriptions of six new species. National Science Museum Monographs, 12, 31 - 58, pls. 1 - 2." type="journal article" year="1997">Saito 1997: 50</bibRefCitation>
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</taxonomicName>
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, figs. 10–12, pl.2, fig. 5; 2011: 74, figs. 5C, 6.
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</paragraph>
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<paragraph id="8B9F36F5FF95FFA3FF30FEDEFB924125" blockId="4.[151,1096,255,341]" box="[151,1096,286,310]" pageId="4" pageNumber="87">
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<treatmentCitationGroup id="AB3011DBFF95FFA3FF30FEDEFB924125" box="[151,1096,286,310]" pageId="4" pageNumber="87">
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<taxonomicName id="4C204D76FF95FFA3FF30FEDEFEB64125" ID-CoL="84X5Y" authority="Kaas, 1985" baseAuthorityName="Kaas" baseAuthorityYear="1985" box="[151,364,286,310]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="4" pageNumber="87" phylum="Mollusca" rank="species" species="crassus">
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<emphasis id="B954EAE7FF95FFA3FF30FEDEFEB64125" box="[151,364,286,310]" italics="true" pageId="4" pageNumber="87">Ischnochiton crassus</emphasis>
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</taxonomicName>
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;
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<treatmentCitation id="0A8110E4FF95FFA3FEDDFEDEFDF14125" author="Sirenko, B." box="[378,555,286,310]" page="42" pageId="4" pageNumber="87" year="2008">
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<bibRefCitation id="EFB14B04FF95FFA3FEDDFEDEFDF14125" author="Sirenko, B." box="[378,555,286,310]" pageId="4" pageNumber="87" pagination="41 - 75" refId="ref9310" refString="Sirenko, B. (2008) Bathyal chitons of families Callochitonidae, Ischnochitonidae and Loricidae (Mollusca, Polyplacophora) off New Caledonia and Vanuatu. In: Heros, V., Cowie, R. H. & Bouchet, P. (Eds.), Tropical Deep-Sea Benthos. Vol. 25. Memoires du Museum national d'Histoire naturelle, Paris, 196, pp. 41 - 75." type="journal article" year="2008">Sirenko 2008: 42</bibRefCitation>
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</treatmentCitation>
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||
, figs. 1–23, 86, not
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||
<taxonomicName id="4C204D76FF95FFA3FD53FEDEFB9E4125" ID-CoL="84X5Y" authority="Kaas, 1985" authorityName="Kaas" authorityYear="1985" box="[756,1092,286,310]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="4" pageNumber="87" phylum="Mollusca" rank="species" species="crassus">
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||
<emphasis id="B954EAE7FF95FFA3FD53FEDEFC134125" box="[756,969,286,310]" italics="true" pageId="4" pageNumber="87">Ischnochiton crassus</emphasis>
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<bibRefCitation id="EFB14B04FF95FFA3FC68FEDFFB9E4125" author="Kaas, P." box="[975,1092,286,310]" pageId="4" pageNumber="87" pagination="321 - 340" refId="ref8741" refString="Kaas, P. (1985) Chitons (Mollusca: Polyplacophora) procured by the French Benthedi-Expedition, 1977, and the MD 32 - Reunion-Expedition, 1982, in the southwestern Indian Ocean. Zoologische Mededelingen Leiden, 59, 321 - 340." type="journal article" year="1985">Kaas, 1985</bibRefCitation>
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</taxonomicName>
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.
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</treatmentCitationGroup>
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</paragraph>
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<paragraph id="8B9F36F5FF95FFA3FF30FEFDFBC04146" blockId="4.[151,1096,255,341]" box="[151,1050,317,341]" pageId="4" pageNumber="87">
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<treatmentCitationGroup id="AB3011DBFF95FFA3FF30FEFDFBC04146" box="[151,1050,317,341]" pageId="4" pageNumber="87">
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<taxonomicName id="4C204D76FF95FFA3FF30FEFDFE434146" ID-CoL="3TLW5" authority="Dall, 1878" authorityName="Dall" authorityYear="1878" box="[151,409,317,341]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="4" pageNumber="87" phylum="Mollusca" rank="species" species="belknapi" subGenus="L.">
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<emphasis id="B954EAE7FF95FFA3FF30FEFDFE434146" box="[151,409,317,341]" italics="true" pageId="4" pageNumber="87">Leptochiton (L.) belknapi</emphasis>
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</taxonomicName>
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;
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<treatmentCitation id="0A8110E4FF95FFA3FE00FEFDFDE34146" author="Kaas, P." box="[423,569,317,341]" page="10" pageId="4" pageNumber="87" year="1991">
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<bibRefCitation id="EFB14B04FF95FFA3FE00FEFDFDE34146" author="Kaas, P." box="[423,569,317,341]" pageId="4" pageNumber="87" pagination="9 - 27" refId="ref8787" refString="Kaas, P. (1991) Mollusca, Polyplacophora: Deep-water chitons from New Caledonia. In: Resultats des Campagnes Musorstom. Vol. 7. Memoires du Museum national d'Histoire Naturelle, 150, 9 - 27." type="journal article" year="1991">Kaas 1991: 10</bibRefCitation>
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</treatmentCitation>
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(in part, non
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<taxonomicName id="4C204D76FF95FFA3FD65FEFDFBD54146" ID-CoL="3TLW5" authority="Dall, 1878" authorityName="Dall" authorityYear="1878" box="[706,1039,317,341]" class="Polyplacophora" family="Leptochitonidae" genus="Leptochiton" kingdom="Animalia" order="Lepidopleurida" pageId="4" pageNumber="87" phylum="Mollusca" rank="species" species="belknapi">
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<emphasis id="B954EAE7FF95FFA3FD65FEFDFC434146" box="[706,921,317,341]" italics="true" pageId="4" pageNumber="87">Leptochiton belknapi</emphasis>
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<bibRefCitation id="EFB14B04FF95FFA3FC38FEFDFBD54146" author="Dall, W. H." box="[927,1039,317,341]" pageId="4" pageNumber="87" pagination="1 - 3" refId="ref7912" refString="Dall, W. H. (1878) Description of new form of mollusks from Alaska contained in the collections of the National Museum. Proceedings of the United States National Museum, 1, 1 - 3. https: // doi. org / 10.5479 / si. 00963801.1" type="journal article" year="1878">Dall, 1878</bibRefCitation>
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</taxonomicName>
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).
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<subSubSection id="C33A657EFF95FFA3FF30FE43FE23421A" pageId="4" pageNumber="87" type="materials_examined">
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<paragraph id="8B9F36F5FF95FFA3FF30FE43FD7F418D" blockId="4.[151,1437,387,882]" box="[151,677,387,414]" pageId="4" pageNumber="87">
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<emphasis id="B954EAE7FF95FFA3FF30FE43FE9F418E" bold="true" box="[151,325,387,413]" pageId="4" pageNumber="87">Type material.</emphasis>
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<materialsCitation id="3B483CA8FF95FFA3FEEBFE43FD7F418D" ID-GBIF-Occurrence="3068353310" box="[332,677,387,414]" collectionCode="NSMT" pageId="4" pageNumber="87" specimenCount="1" typeStatus="holotype">
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<typeStatus id="549B8857FF95FFA3FEEBFE43FE6E418E" box="[332,436,387,413]" pageId="4" pageNumber="87" type="holotype">Holotype</typeStatus>
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(
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<collectionCode id="ED31AE30FF95FFA3FE64FE43FDC8418E" box="[451,530,387,413]" country="Japan" httpUri="http://grbio.org/cool/f678-ci92" name="National Science Museum (Natural History)" pageId="4" pageNumber="87">NSMT</collectionCode>
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–Mo 70684).
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</materialsCitation>
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</paragraph>
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<paragraph id="8B9F36F5FF95FFA3FF60FE67FC5C41D1" blockId="4.[151,1437,387,882]" box="[199,902,423,450]" pageId="4" pageNumber="87">
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<materialsCitation id="3B483CA8FF95FFA3FF60FE67FC5C41D1" ID-GBIF-Occurrence="3068353305" box="[199,902,423,450]" country="Japan" elevation="92" location="Suruga Bay" municipality="South Senoumi Bank" pageId="4" pageNumber="87" specimenCount="92" typeStatus="holotype">
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<emphasis id="B954EAE7FF95FFA3FF60FE67FEBF41D2" bold="true" box="[199,357,423,449]" pageId="4" pageNumber="87">
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<typeStatus id="549B8857FF95FFA3FF60FE67FED841D2" box="[199,258,423,449]" pageId="4" pageNumber="87">Type</typeStatus>
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locality.
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</emphasis>
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<collectingCountry id="F3377665FF95FFA3FECBFE68FE7541D1" box="[364,431,424,450]" name="Japan" pageId="4" pageNumber="87">Japan</collectingCountry>
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,
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<location id="8EFF602EFF95FFA3FE1DFE67FDE441D1" LSID="urn:lsid:plazi:treatment:038987E3FF95FFA1FF30FF57FB5C4152:8EFF602EFF95FFA3FE1DFE67FDE441D1" box="[442,574,423,450]" country="Japan" municipality="South Senoumi Bank" name="Suruga Bay" pageId="4" pageNumber="87">Suruga Bay</location>
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,
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<collectingMunicipality id="6BFBAC8FFF95FFA3FDEDFE67FCE141D2" box="[586,827,423,449]" pageId="4" pageNumber="87">South Senoumi Bank</collectingMunicipality>
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,
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<quantity id="4CD89B10FF95FFA3FCE1FE67FC5841D1" box="[838,898,423,450]" metricMagnitude="1" metricUnit="m" metricValue="9.2" pageId="4" pageNumber="87" unit="m" value="92.0">
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.
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<paragraph id="8B9F36F5FF95FFA3FF60FE0BFE23421A" blockId="4.[151,1437,387,882]" pageId="4" pageNumber="87">
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<emphasis id="B954EAE7FF95FFA3FF60FE0BFE6E41F6" bold="true" box="[199,436,459,485]" pageId="4" pageNumber="87">Material examined.</emphasis>
|
||
<materialsCitation id="3B483CA8FF95FFA3FE18FE0CFF01421A" ID-GBIF-Occurrence="3068353308" collectionCode="SMIB" country="New Caledonia" elevation="441" latitude="-23.633333" location="New Caledonia" longLatPrecision="1254" longitude="167.71666" pageId="4" pageNumber="87" specimenCode="SMIB 8, ZISP 2379" specimenCount="1">
|
||
<collectingCountry id="F3377665FF95FFA3FE18FE0CFDA941F6" box="[447,627,459,486]" name="New Caledonia" pageId="4" pageNumber="87">New Caledonia</collectingCountry>
|
||
,
|
||
<specimenCode id="DB869E8EFF95FFA3FD25FE0BFD3B41F6" box="[642,737,459,485]" collectionCode="SMIB" pageId="4" pageNumber="87">SMIB 8</specimenCode>
|
||
, stn DW167,
|
||
<geoCoordinate id="EE145032FF95FFA3FC2FFE0BFC3C41F6" box="[904,998,459,485]" degrees="23" direction="south" minutes="38" orientation="latitude" pageId="4" pageNumber="87" precision="925" value="-23.633333">23°38’S</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="EE145032FF95FFA3FC51FE0BFBBE41F6" box="[1014,1124,459,485]" degrees="167" direction="east" minutes="43" orientation="longitude" pageId="4" pageNumber="87" precision="925" value="167.71666">167°43’E</geoCoordinate>
|
||
,
|
||
<quantity id="4CD89B10FF95FFA3FBD4FE0BFB2241F5" box="[1139,1272,459,486]" metricMagnitude="2" metricUnit="m" metricValue="4.41" metricValueMax="4.52" metricValueMin="4.3" pageId="4" pageNumber="87" unit="m" value="441.0" valueMax="452.0" valueMin="430.0">
|
||
<elevation id="000DD1C6FF95FFA3FBD4FE0BFB2241F5" box="[1139,1272,459,486]" metricMagnitude="2" metricUnit="m" metricValue="4.41" metricValueMax="4.52" metricValueMin="4.3" pageId="4" pageNumber="87" unit="m" value="441.0" valueMax="452.0" valueMin="430.0">430–452 m</elevation>
|
||
</quantity>
|
||
, 1 spm (
|
||
<specimenCode id="DB869E8EFF95FFA3FAC5FE0BFF09421A" collectionCode="ZISP" country="Russia" httpUri="http://grbio.org/cool/vmfx-g997" name="Zoological Institute, Russian Academy of Sciences" pageId="4" pageNumber="87">ZISP 2379</specimenCode>
|
||
)
|
||
</materialsCitation>
|
||
, BL
|
||
<quantity id="4CD89B10FF95FFA3FEB7FE2FFEB24219" box="[272,360,495,522]" metricMagnitude="-3" metricUnit="m" metricValue="3.5" pageId="4" pageNumber="87" unit="mm" value="3.5">3.5 mm</quantity>
|
||
,
|
||
<date id="FF9E1035FF95FFA3FED3FE2FFE2F421A" box="[372,501,495,521]" pageId="4" pageNumber="87" value="1993-01-29">29.01.1993</date>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33A657EFF95FFA3FF60FDD3FC64423D" box="[199,958,531,558]" pageId="4" pageNumber="87" type="distribution">
|
||
<paragraph id="8B9F36F5FF95FFA3FF60FDD3FC64423D" blockId="4.[151,1437,387,882]" box="[199,958,531,558]" pageId="4" pageNumber="87">
|
||
<emphasis id="B954EAE7FF95FFA3FF60FDD3FEBB423E" bold="true" box="[199,353,531,557]" pageId="4" pageNumber="87">Distribution.</emphasis>
|
||
South
|
||
<collectingCountry id="F3377665FF95FFA3FE17FDD4FE29423D" box="[432,499,532,558]" name="Japan" pageId="4" pageNumber="87">Japan</collectingCountry>
|
||
,
|
||
<quantity id="4CD89B10FF95FFA3FE59FDD3FDAB423D" box="[510,625,531,558]" metricMagnitude="2" metricUnit="m" metricValue="1.23" metricValueMax="1.54" metricValueMin="0.9199999999999999" pageId="4" pageNumber="87" unit="m" value="123.0" valueMax="154.0" valueMin="92.0">92–154 m</quantity>
|
||
,
|
||
<collectingCountry id="F3377665FF95FFA3FDDBFDD4FCF6423E" box="[636,812,531,558]" name="New Caledonia" pageId="4" pageNumber="87">New Caledonia</collectingCountry>
|
||
,
|
||
<quantity id="4CD89B10FF95FFA3FC9FFDD3FC60423D" box="[824,954,531,558]" metricMagnitude="2" metricUnit="m" metricValue="4.875" metricValueMax="6.75" metricValueMin="3.0" pageId="4" pageNumber="87" unit="m" value="487.5" valueMax="675.0" valueMin="300.0">
|
||
300–
|
||
<specimenCount id="9D26FD7CFF95FFA3FCD6FDD3FC60423D" box="[881,954,531,558]" pageId="4" pageNumber="87" type="generic">675 m</specimenCount>
|
||
</quantity>
|
||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33A657EFF95FFA2FF60FDF7FB8947E8" lastPageId="5" lastPageNumber="88" pageId="4" pageNumber="87" type="description">
|
||
<paragraph id="8B9F36F5FF95FFA3FF60FDF7FD5742AE" blockId="4.[151,1437,387,882]" pageId="4" pageNumber="87">
|
||
<emphasis id="B954EAE7FF95FFA3FF60FDF7FE834242" bold="true" box="[199,345,567,593]" pageId="4" pageNumber="87">Description.</emphasis>
|
||
This description is a mix of my own and
|
||
<bibRefCitation id="EFB14B04FF95FFA3FC90FDF7FC0C4242" author="Saito, H." box="[823,982,567,593]" pageId="4" pageNumber="87" pagination="31 - 58" refId="ref9109" refString="Saito, H. (1997). Deep-sea chiton fauna of Suruga Bay (Mollusca: Polyplacophora) with descriptions of six new species. National Science Museum Monographs, 12, 31 - 58, pls. 1 - 2." type="journal article" year="1997">Saito’s (1997)</bibRefCitation>
|
||
observations. Chitons very small (up to
|
||
<quantity id="4CD89B10FF95FFA3FF30FD9BFF2A4265" box="[151,240,603,630]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="4" pageNumber="87" unit="mm" value="3.7">3.7 mm</quantity>
|
||
) elongate oval, highly elevated, dorsal elevation ratio 0.65 (in valve III) and 0.45 (in valve VII); the first intermediate valves are subcarinate, whereas posterior intermediate valves are rounded. Side slope convex, valves slightly beaked. Colour of tegmentum white.
|
||
</paragraph>
|
||
<paragraph id="8B9F36F5FF95FFA3FF60FD07FF214361" blockId="4.[151,1437,387,882]" pageId="4" pageNumber="87">Head valve semicircular, posterior margin widely V-shaped, weakly notched in the middle, noticeably larger than tail valve. Intermediate valves of different length: valve II and valve III are longer than others, valve IV half as wide as long. Lateral areas of valves, very narrow and strongly raised. There is a shallow groove between the anterior and posterior areas of the tail valve; mucro posterior, anterior slope being slightly convex and posterior slope concave.</paragraph>
|
||
<caption id="DF5F667DFF95FFA3FF30F855FE5447E6" ID-DOI="http://doi.org/10.5281/zenodo.4643432" ID-Zenodo-Dep="4643432" httpUri="https://zenodo.org/record/4643432/files/figure.png" pageId="4" pageNumber="87" startId="4.[151,250,1941,1965]" targetBox="[205,1383,907,1916]" targetPageId="4">
|
||
<paragraph id="8B9F36F5FF95FFA3FF30F855FE5447E6" blockId="4.[151,1436,1941,2037]" pageId="4" pageNumber="87">
|
||
<emphasis id="B954EAE7FF95FFA3FF30F855FEC947BE" bold="true" box="[151,275,1941,1965]" pageId="4" pageNumber="87">FIGURE 3.</emphasis>
|
||
<taxonomicName id="4C204D76FF95FFA3FEBDF855FE3547BE" authorityName="Saito" authorityYear="1997" box="[282,495,1941,1965]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="4" pageNumber="87" phylum="Mollusca" rank="species" species="kaasi">
|
||
<emphasis id="B954EAE7FF95FFA3FEBDF855FE3547BE" box="[282,495,1941,1965]" italics="true" pageId="4" pageNumber="87">Connexochiton kaasi</emphasis>
|
||
</taxonomicName>
|
||
. New Caledonia, SMIB 8, stn DW167, 23°38’S, 167°43’E, 430–452 m, 1 spm (ZISP 2379), BL 3.5 mm: A. Valve I, detail of tegmentum; B. Dorsal and marginal scales and marginal needle; C. Dorsal, marginal and ventral scales; D. Dorsal scales.
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF5F667DFF94FFA2FF30FB2EFEAC455D" ID-DOI="http://doi.org/10.5281/zenodo.4643434" ID-Zenodo-Dep="4643434" httpUri="https://zenodo.org/record/4643434/files/figure.png" pageId="5" pageNumber="88" startId="5.[151,250,1262,1286]" targetBox="[181,1406,183,1234]" targetPageId="5">
|
||
<paragraph id="8B9F36F5FF94FFA2FF30FB2EFEAC455D" blockId="5.[151,1436,1262,1358]" pageId="5" pageNumber="88">
|
||
<emphasis id="B954EAE7FF94FFA2FF30FB2EFEC94515" bold="true" box="[151,275,1262,1286]" pageId="5" pageNumber="88">FIGURE 4.</emphasis>
|
||
<taxonomicName id="4C204D76FF94FFA2FEBDFB2EFE354515" authorityName="Saito" authorityYear="1997" box="[282,495,1262,1286]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="5" pageNumber="88" phylum="Mollusca" rank="species" species="kaasi">
|
||
<emphasis id="B954EAE7FF94FFA2FEBDFB2EFE354515" box="[282,495,1262,1286]" italics="true" pageId="5" pageNumber="88">Connexochiton kaasi</emphasis>
|
||
</taxonomicName>
|
||
. New Caledonia, SMIB 8, stn DW167, 23°38’S, 167°43’E, 430–452 m, 1 spm (ZISP 2379), BL 3.5 mm: A. Ventral scales; B. Central and first lateral teeth of radula; C. Part of radula; D. Central, first lateral and major lateral teeth of radula.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B9F36F5FF94FFA2FF60FABCFBBF45CD" blockId="5.[151,1437,1404,2043]" pageId="5" pageNumber="88">
|
||
Valves are delicately sculptured by convex triangular granules slightly overlapping each other, arranged in quincunx, forming a lattice like pattern. Lateral areas with convex granules. Each granule with 9 pores of aesthetes. Pores of megalaesthetes
|
||
<quantity id="4CD89B10FF94FFA2FE0CFA04FE3C45CC" box="[427,486,1476,1503]" metricMagnitude="-3" metricUnit="m" metricValue="5.0" pageId="5" pageNumber="88" unit="mm" value="5.0">5 µm</quantity>
|
||
in diameter, pores of micraesthetes about
|
||
<quantity id="4CD89B10FF94FFA2FC18FA05FC2045CC" box="[959,1018,1477,1503]" metricMagnitude="-3" metricUnit="m" metricValue="4.0" pageId="5" pageNumber="88" unit="mm" value="4.0">4 µm</quantity>
|
||
in width.
|
||
</paragraph>
|
||
<paragraph id="8B9F36F5FF94FFA2FF60FA28FCA64635" blockId="5.[151,1437,1404,2043]" pageId="5" pageNumber="88">Articulamentum thin, apophyses short, triangular, medially connected by a short jugal plate without lateral slits, slit formula 5–10/1/6–7, slits short, slit rays indistinct, teeth blunt.</paragraph>
|
||
<paragraph id="8B9F36F5FF94FFA2FF60F9F0FE934778" blockId="5.[151,1437,1404,2043]" pageId="5" pageNumber="88">
|
||
Girdle moderately narrow, width of each side 5 times less than width of valve IV, dorsally covered with small, thin, short, strongly bent, regularly imbricating scales that are 30–50 μm long, 40–70 μm wide, with 8–11 sharp, narrow riblets on the distal half. Marginal armature consists of three
|
||
<typeStatus id="549B8857FF94FFA2FC04F9B9FC044680" box="[931,990,1657,1683]" pageId="5" pageNumber="88">types</typeStatus>
|
||
of calcareous corpuscles: rare elongate scales, each with an abruptly tapering point, sculptured with 7 strong longitudinal ribs on the dorsal side, 100 x 26 μm; very rare needles bearing a single strong rib, 70–80 x 6–7 μm and more numerous small short conical spicules, sometimes truncated at the top, sculptured with 3 coarse ribs, 12–13 x 10–12 μm. Ventral side of girdle covered with radiating rows of rectangular scales up to 45 μm long. Near the margin there are several rows of ventral scales 60 x
|
||
<quantity id="4CD89B10FF94FFA2FF0BF8EDFF2F4754" box="[172,245,1837,1863]" metricMagnitude="-2" metricUnit="m" metricValue="3.0" pageId="5" pageNumber="88" unit="mm" value="30.0">30 µm</quantity>
|
||
with 2–4 short, obtusely pointed riblets. Near the pallial fold there are several rows of short smooth scales 30–40 x
|
||
<quantity id="4CD89B10FF94FFA2FF5EF891FE9F4778" box="[249,325,1873,1899]" metricMagnitude="-2" metricUnit="m" metricValue="1.7" pageId="5" pageNumber="88" unit="mm" value="17.0">17 µm</quantity>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8B9F36F5FF94FFA2FF60F8B4FC5D47C4" blockId="5.[151,1437,1404,2043]" pageId="5" pageNumber="88">
|
||
Radula of a specimen (BL
|
||
<quantity id="4CD89B10FF94FFA2FE51F8B5FD96479C" box="[502,588,1909,1935]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="5" pageNumber="88" unit="mm" value="3.7">3.7 mm</quantity>
|
||
long) is
|
||
<quantity id="4CD89B10FF94FFA2FD17F8B5FCCE479C" box="[688,788,1909,1935]" metricMagnitude="-4" metricUnit="m" metricValue="9.0" pageId="5" pageNumber="88" unit="mm" value="0.9">0.90 mm</quantity>
|
||
long and contains about 52 rows of mature teeth. Central tooth slender, elongate, with a small blade and slightly broadened base. Major lateral tooth with unicuspid and sickle-shaped head, dorsal part of the head with 2 shallow grooves.
|
||
</paragraph>
|
||
<paragraph id="8B9F36F5FF94FFA2FF60F820FB8947E8" blockId="5.[151,1437,1404,2043]" box="[199,1107,2016,2043]" pageId="5" pageNumber="88">
|
||
Studied specimen (BL
|
||
<quantity id="4CD89B10FF94FFA2FE6FF821FDC547E8" box="[456,543,2017,2043]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="5" pageNumber="88" unit="mm" value="3.7">3.7 mm</quantity>
|
||
) has 10 gills extending from valve V to valve VII.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33A657EFF97FFA1FF60FF56FB5C4152" pageId="6" pageNumber="89" type="discussion">
|
||
<paragraph id="8B9F36F5FF97FFA1FF60FF56FB5C4152" blockId="6.[151,1437,150,321]" pageId="6" pageNumber="89">
|
||
<emphasis id="B954EAE7FF97FFA1FF60FF56FEE140A3" bold="true" box="[199,315,150,176]" pageId="6" pageNumber="89">Remarks.</emphasis>
|
||
<taxonomicName id="4C204D76FF97FFA1FEE5FF56FDF740A3" authorityName="Saito" authorityYear="1997" box="[322,557,150,176]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="kaasi">
|
||
<emphasis id="B954EAE7FF97FFA1FEE5FF56FDF740A3" box="[322,557,150,176]" italics="true" pageId="6" pageNumber="89">Connexochiton kaasi</emphasis>
|
||
</taxonomicName>
|
||
is most similar to
|
||
<taxonomicName id="4C204D76FF97FFA1FD5CFF57FCAD40A3" authority="Sirenko, 2021" authorityName="Sirenko" authorityYear="2021" box="[763,887,151,177]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="costatus" status="sp. nov.">
|
||
<emphasis id="B954EAE7FF97FFA1FD5CFF57FCAD40A3" box="[763,887,151,177]" italics="true" pageId="6" pageNumber="89">C. costatus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A267579CFF97FFA1FCDAFF57FC6340A2" box="[893,953,151,177]" pageId="6" pageNumber="89" rank="species">n. sp.</taxonomicNameLabel>
|
||
and
|
||
<taxonomicName id="4C204D76FF97FFA1FC48FF56FB0040A3" authorityName="Kaas" authorityYear="1985" box="[1007,1242,150,176]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="crassus">
|
||
<emphasis id="B954EAE7FF97FFA1FC48FF56FB0040A3" box="[1007,1242,150,176]" italics="true" pageId="6" pageNumber="89">Ischnochiton crassus</emphasis>
|
||
</taxonomicName>
|
||
due to the ribbed dorsal scales and radular teeth. It differs from
|
||
<taxonomicName id="4C204D76FF97FFA1FD3AFF7BFCC040C7" authority="Sirenko, 2021" authorityName="Sirenko" authorityYear="2021" box="[669,794,187,213]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="costatus" status="sp. nov.">
|
||
<emphasis id="B954EAE7FF97FFA1FD3AFF7BFCC040C7" box="[669,794,187,213]" italics="true" pageId="6" pageNumber="89">C. costatus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A267579CFF97FFA1FC86FF7BFC8740C6" box="[801,861,187,213]" pageId="6" pageNumber="89" rank="species">n. sp.</taxonomicNameLabel>
|
||
by having convex granules on the lateral areas (vs. flattened granules in
|
||
<taxonomicName id="4C204D76FF97FFA1FE26FF1FFE2740EB" authority="Sirenko, 2021" authorityName="Sirenko" authorityYear="2021" box="[385,509,223,249]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="costatus" status="sp. nov.">
|
||
<emphasis id="B954EAE7FF97FFA1FE26FF1FFE2740EB" box="[385,509,223,249]" italics="true" pageId="6" pageNumber="89">C. costatus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A267579CFF97FFA1FDA4FF1FFDE540EA" box="[515,575,223,249]" pageId="6" pageNumber="89" rank="species">n. sp.</taxonomicNameLabel>
|
||
) and by the absence of ribs on the head valve (vs. 9 ribs in
|
||
<taxonomicName id="4C204D76FF97FFA1FB69FF1FFA9040EB" authority="Sirenko, 2021" authorityName="Sirenko" authorityYear="2021" box="[1230,1354,223,249]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="costatus" status="sp. nov.">
|
||
<emphasis id="B954EAE7FF97FFA1FB69FF1FFA9040EB" box="[1230,1354,223,249]" italics="true" pageId="6" pageNumber="89">C. costatus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A267579CFF97FFA1FAF6FF1FFA5440EA" box="[1361,1422,223,249]" pageId="6" pageNumber="89" rank="species">n. sp.</taxonomicNameLabel>
|
||
).
|
||
<taxonomicName id="4C204D76FF97FFA1FF30FEC2FE59410F" authorityName="Saito" authorityYear="1997" box="[151,387,258,284]" class="Polyplacophora" family="Ischnochitonidae" genus="Connexochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="kaasi">
|
||
<emphasis id="B954EAE7FF97FFA1FF30FEC2FE59410F" box="[151,387,258,284]" italics="true" pageId="6" pageNumber="89">Connexochiton kaasi</emphasis>
|
||
</taxonomicName>
|
||
differs from
|
||
<taxonomicName id="4C204D76FF97FFA1FDBFFEC2FCD9410F" authorityName="Kaas" authorityYear="1985" box="[536,771,258,284]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="crassus">
|
||
<emphasis id="B954EAE7FF97FFA1FDBFFEC2FCD9410F" box="[536,771,258,284]" italics="true" pageId="6" pageNumber="89">Ischnochiton crassus</emphasis>
|
||
</taxonomicName>
|
||
by having a jugal plate in all intermediate valves (vs. jugal plate in valve II only in
|
||
<taxonomicName id="4C204D76FF97FFA1FE03FEE7FDCA4153" authorityName="Kaas" authorityYear="1985" box="[420,528,295,320]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="crassus">
|
||
<emphasis id="B954EAE7FF97FFA1FE03FEE7FDCA4153" box="[420,528,295,320]" italics="true" pageId="6" pageNumber="89">I. crassus</emphasis>
|
||
</taxonomicName>
|
||
) and a posterior mucro (vs. mucro central in
|
||
<taxonomicName id="4C204D76FF97FFA1FBADFEE7FBAC4153" authorityName="Kaas" authorityYear="1985" box="[1034,1142,295,320]" class="Polyplacophora" family="Ischnochitonidae" genus="Ischnochiton" kingdom="Animalia" order="Chitonida" pageId="6" pageNumber="89" phylum="Mollusca" rank="species" species="crassus">
|
||
<emphasis id="B954EAE7FF97FFA1FBADFEE7FBAC4153" box="[1034,1142,295,320]" italics="true" pageId="6" pageNumber="89">I. crassus</emphasis>
|
||
</taxonomicName>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |