254 lines
33 KiB
XML
254 lines
33 KiB
XML
<document id="3C41A2305ADA22B48B3B66A0B2550542" ID-DOI="10.5252/z2012n1a2" ID-ISSN="1638-9387" ID-Zenodo-Dep="4547204" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1613607351297" checkinUser="felipe" docAuthor="Houart, Roland & Héros, Virginie" docDate="2012" docId="03CE8790FF88FFD1FCCEFA4E27882E91" docLanguage="en" docName="Zoosystema.34.1.21-37.pdf" docOrigin="Zoosystema 34 (1)" docSource="http://dx.doi.org/10.5252/z2012n1a2" docStyle="DocumentStyle:EB3C2C73672D2E883259A050BD27978B.6:Zoosystema.2011-2012.journal_article" docStyleId="EB3C2C73672D2E883259A050BD27978B" docStyleName="Zoosystema.2011-2012.journal_article" docStyleVersion="6" docTitle="Gemixystus calcareus Houart & Héros 2012, n. sp." docType="treatment" docVersion="4" lastPageNumber="31" masterDocId="FFF7FFE8FF81FFDBFFD3FFE5246B2A59" masterDocTitle="New species of Muricidae (Gastropoda) and additional or noteworthy records from the western Pacific" masterLastPageNumber="37" masterPageNumber="21" pageNumber="30" updateTime="1698873225451" updateUser="plazi" zenodo-license-document="CC0-1.0" zenodo-license-figures="CC0-1.0" zenodo-license-treatments="UNSPECIFIED">
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<mods:titleInfo id="DF480460EB63E71557A806CEF5BC6932">
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<mods:title id="3DDE3499DF2256B40D49349159D9E67F">New species of Muricidae (Gastropoda) and additional or noteworthy records from the western Pacific</mods:title>
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<mods:name id="D9316E9E650E3DA665025E9DB051FD1E" type="personal">
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<mods:roleTerm id="1AFCD9A9FCB7D0B094591158F11C6260">Author</mods:roleTerm>
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<mods:namePart id="7C081FE7748CE79E59CFDE945FD3D0DB">Houart, Roland</mods:namePart>
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<mods:affiliation id="3F09F4DF0037E41A9014CDBFB48A0C6F">Research Associate Institut royal des Sciences naturelles de Belgique rue Vautier, 29, B- 1000 Bruxelles (Belgium) roland. houart @ skynet. be</mods:affiliation>
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<mods:nameIdentifier id="78399F014CB2DE930E538A673BDDD2EB" type="email">houart@skynet.be</mods:nameIdentifier>
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<mods:roleTerm id="D5743D82F3F2421C2839667EDD8AC2C4">Author</mods:roleTerm>
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<mods:namePart id="BC936A2436DC3C9CF0EFB793F56EB200">Héros, Virginie</mods:namePart>
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<mods:affiliation id="E747E65BF1358F9051C530F8C94FA095">Muséum national d’Histoire naturelle, Département systématique & évolution case postale 51, 57 rue Cuvier, 75231 Paris cedex 5 (France) malaco @ mnhn. fr</mods:affiliation>
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<mods:nameIdentifier id="91A99F9DA440CF644957E8594A41D727" type="email">malaco@mnhn.fr</mods:nameIdentifier>
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<mods:typeOfResource id="9288F9784D1C234ED9A5A0CC0355E46B">text</mods:typeOfResource>
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<mods:title id="50C7C776078C6D1EEF0BE1BA5D6FFA93">Zoosystema</mods:title>
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<mods:part id="4177A3D0188EEEE9C6F40748164AF878">
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<mods:date id="102F7A9AE1B842633F45215FE37A5052">2012</mods:date>
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<mods:number id="961F1CA14856F52B58F321DBC2D1E4AF">2012-03-31</mods:number>
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<mods:number id="52040B05D25A917C9EEDF29516A32657">34</mods:number>
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<mods:url id="36D374FD833062730C3C07EDC97C0DA2">http://dx.doi.org/10.5252/z2012n1a2</mods:url>
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<mods:classification id="D3AF02440A61CB57BFE576DB362B0734">journal article</mods:classification>
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<mods:identifier id="90ADF4B66CFFDB3D7C98EF91AB26465D" type="DOI">10.5252/z2012n1a2</mods:identifier>
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<mods:identifier id="908013F94DFE85C2E8F5469A2693EA2E" type="ISSN">1638-9387</mods:identifier>
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<subSubSection id="C37D650DFF88FFD2FCCEFA4E202A2F9F" box="[797,1089,1451,1478]" pageId="9" pageNumber="30" type="nomenclature">
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<paragraph id="8BD83686FF88FFD2FCCEFA4E202A2F9F" blockId="9.[797,1089,1451,1510]" box="[797,1089,1451,1478]" pageId="9" pageNumber="30">
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<heading id="D09081EAFF88FFD2FCCEFA4E202A2F9F" box="[797,1089,1451,1478]" centered="true" fontSize="11" level="2" pageId="9" pageNumber="30" reason="2">
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<taxonomicName id="4C674D05FF88FFD2FCCEFA4E27942F9F" ID-CoL="3FK8Z" authority="Houart & Héros, 2012" authorityName="Houart & Héros" authorityYear="2012" box="[797,1023,1451,1478]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="9" pageNumber="30" phylum="Mollusca" rank="species" species="calcareus" status="sp. nov.">
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<emphasis id="B913EA94FF88FFD2FCCEFA4E27942F9F" bold="true" box="[797,1023,1451,1478]" italics="true" pageId="9" pageNumber="30">Gemixystus calcareus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A22057EFFF88FFD2FBD5FA49202A2F9F" box="[1030,1089,1452,1478]" pageId="9" pageNumber="30" 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 id="C37D650DFF88FFD2FC8AFA2E206F2FBF" box="[857,1028,1483,1510]" pageId="9" pageNumber="30" type="description">
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<paragraph id="8BD83686FF88FFD2FC8AFA2E206F2FBF" blockId="9.[797,1089,1451,1510]" box="[857,1028,1483,1510]" pageId="9" pageNumber="30">
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(
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<figureCitation id="135C2A03FF88FFD2FCB2FA2E27962FBF" box="[865,1021,1483,1510]" captionStart="FIG" captionStartId="7.[113,124,1476,1493]" captionText="FIG. 2. — A, B, M, Pazinotus chionodes n. sp.; A, B, New Caledonia, S Lansdowne Bank, EBISCO: stn DW2639, 20°47’S, 161°01’E, 289-294 m,holotype MNHN 24178,h 10.1 mm;M, protoconch of the holotype; C, D, N, Gemixystus calcareus n. sp.;C, D, Chesterfield Reefs, EBISCO: stn DW2603, 19°36’S, 158°43’E, 568-570 m, holotype MNHN 24180, h 5.4 mm; N, three views of the protoconch of the holotype; E, Gemixystus stimuleus (Hedley, 1907), Australia, New South Wales, Sydney, 35 km E of Narrabeen, 146 m, holotype AMS C25797, h 3.3 mm; F, Gemixystus rippingalei (Houart, 1998), Australia, Queensland, E of Lady Musgrave Island, paratype coll. RH, h 3.7 mm; G, Gemixystus leptos (Houart, 1995), South New Caledonia,230-290 m, coll. RH, h 5.1 mm; H, I, Ponderia magna Houart, 1988, Coral Sea, Chesterfield Plateau, EBISCO: stn DW2612, 19°35’S, 158°41’E, 392 m, MNHN, h 19.6 mm; J, Pazinotus brevisplendoris Houart, 1985, Solomon Islands, SALOMON 1: stn DW1758, 8°49’S, 159°52’E, 180-187 m, MNHN, h 14.4 mm; K, L, Pazinotus falcatiformis (Thiele,1925),Solomon Islands,E Malaita,SALOMONBOA 3: stn CP2809,09°19’S,161°27’E,788-1042 m, MNHN, h 7.1 mm. Scale bars: M, N, 500 µm." pageId="9" pageNumber="30">Fig. 2C, D, N</figureCitation>
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)
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</paragraph>
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</subSubSection>
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<subSubSection id="C37D650DFF88FFD2FD76F9E520132CFA" pageId="9" pageNumber="30" type="materials_examined">
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<paragraph id="8BD83686FF88FFD2FD76F9E520F32C41" blockId="9.[675,1210,1536,1699]" box="[677,1176,1536,1560]" pageId="9" pageNumber="30">
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<materialsCitation id="3B0F3CDBFF88FFD2FD76F9E520F32C41" box="[677,1176,1536,1560]" collectionCode="TYPE, MATERIAL" pageId="9" pageNumber="30" specimenCode="MNHN 24180" specimenCount="1" typeStatus="holotype">
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<collectionCode id="ED76AE43FF88FFD2FD76F9E527532C4F" box="[677,824,1536,1559]" pageId="9" pageNumber="30">TYPE MATERIAL</collectionCode>
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. —
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<typeStatus id="54DC8824FF88FFD2FCB6F9E527A92C41" box="[869,962,1536,1560]" pageId="9" pageNumber="30" type="holotype">Holotype</typeStatus>
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(dd)
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<specimenCode id="DBC19EFDFF88FFD2FC2BF9E520FF2C41" box="[1016,1172,1536,1560]" collectionCode="MNHN" country="France" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988" lsid="urn:lsid:biocol.org:col:34988" name="Museum National d'Histoire Naturelle" pageId="9" pageNumber="30">MNHN 24180</specimenCode>
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.
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</materialsCitation>
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</paragraph>
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<paragraph id="8BD83686FF88FFD2FD76F9CE20D12C1A" blockId="9.[675,1210,1536,1699]" box="[677,1210,1579,1603]" pageId="9" pageNumber="30">
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<collectionCode id="ED76AE43FF88FFD2FD76F9CE27022C18" box="[677,873,1579,1602]" pageId="9" pageNumber="30">MATERIAL EXAMINED</collectionCode>
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. — Only known from the
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<typeStatus id="54DC8824FF88FFD2FBB3F9CE20DD2C1A" box="[1120,1206,1579,1603]" pageId="9" pageNumber="30" type="holotype">holotype</typeStatus>
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.
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</paragraph>
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<paragraph id="8BD83686FF88FFD2FD76F9B220132CFA" blockId="9.[675,1210,1536,1699]" pageId="9" pageNumber="30">
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<collectionCode id="ED76AE43FF88FFD2FD76F9B227442C34" box="[677,815,1623,1646]" pageId="9" pageNumber="30">
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||
<typeStatus id="54DC8824FF88FFD2FD76F9B226BF2C35" box="[677,724,1623,1646]" pageId="9" pageNumber="30">TYPE</typeStatus>
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LOCALITY
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</collectionCode>
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. — Coral Sea, Chesterfield Reefs,
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<geoCoordinate id="EE535041FF88FFD2FBB9F9B320DD2C37" box="[1130,1206,1622,1646]" degrees="19" direction="south" minutes="36" orientation="latitude" pageId="9" pageNumber="30" precision="925" value="-19.6">19°36’S</geoCoordinate>
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,
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<geoCoordinate id="EE535041FF88FFD2FD70F99526962CD1" box="[675,765,1648,1672]" degrees="158" direction="east" minutes="43" orientation="longitude" pageId="9" pageNumber="30" precision="925" value="158.71666">158°43’E</geoCoordinate>
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,
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<quantity id="4C9F9B63FF88FFD2FCD5F99527042CD1" box="[774,879,1648,1672]" metricMagnitude="2" metricUnit="m" metricValue="5.6899999999999995" metricValueMax="5.7" metricValueMin="5.68" pageId="9" pageNumber="30" unit="m" value="569.0" valueMax="570.0" valueMin="568.0">568-570 m</quantity>
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[
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<collectionCode id="ED76AE43FF88FFD2FCAAF99427BE2CD0" box="[889,981,1649,1673]" pageId="9" pageNumber="30">EBISCO</collectionCode>
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||
: stn DW2603, Bouchet, Lozouet, Warén, Richer-IRD coll.,
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<date id="FFD91046FF88FFD2FC2FF96E20052CFA" box="[1020,1134,1675,1699]" pageId="9" pageNumber="30" value="2005-10-18">18/X/2005</date>
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||
].
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C37D650DFF8BFFD1FFA2FF33250C2B51" pageId="10" pageNumber="31" type="distribution">
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<paragraph id="8BD83686FF8BFFD1FFA2FF33250C2B51" blockId="10.[113,647,213,264]" pageId="10" pageNumber="31">
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DISTRIBUTION. — Known only from the Chesterfield Reefs at the
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<typeStatus id="54DC8824FF8BFFD1FF39FF15257F2B51" box="[234,276,240,264]" pageId="10" pageNumber="31">type</typeStatus>
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locality.
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</paragraph>
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</subSubSection>
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<subSubSection id="C37D650DFF8BFFD1FFA2FEC326102B67" box="[113,635,294,318]" pageId="10" pageNumber="31" type="etymology">
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<paragraph id="8BD83686FF8BFFD1FFA2FEC326102B67" blockId="10.[113,635,294,318]" box="[113,635,294,318]" pageId="10" pageNumber="31">ETYMOLOGY. — From Latin “calcareus”: chalk-white.</paragraph>
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</subSubSection>
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<subSubSection id="C37D650DFF8BFFD1FFA2FE9226EC2FDF" pageId="10" pageNumber="31" type="description">
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<paragraph id="8BD83686FF8BFFD1FFA2FE9225692BD6" blockId="10.[111,649,375,1415]" box="[113,258,375,401]" pageId="10" pageNumber="31">DESCRIPTION</paragraph>
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<paragraph id="8BD83686FF8BFFD1FFA2FE7326592856" blockId="10.[111,649,375,1415]" pageId="10" pageNumber="31">
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Shell medium-sized for the genus, height
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<quantity id="4C9F9B63FF8BFFD1FDF9FE7326E92BE9" box="[554,642,406,433]" metricMagnitude="-3" metricUnit="m" metricValue="5.4" pageId="10" pageNumber="31" unit="mm" value="5.4">5.4 mm</quantity>
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, height/width ratio 1.7. Broadly-ovate, lightly built, lamellate. Subsutural ramp narrow, weakly sloping, weakly convex. Shell entirely chalk-white.
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</paragraph>
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<paragraph id="8BD83686FF8BFFD1FF5BFDF025262955" blockId="10.[111,649,375,1415]" pageId="10" pageNumber="31">
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Spire high with 1.6 protoconch whorls (
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<figureCitation id="135C2A03FF8BFFD1FDF8FDF026152876" box="[555,638,533,559]" captionStart="FIG" captionStartId="7.[113,124,1476,1493]" captionText="FIG. 2. — A, B, M, Pazinotus chionodes n. sp.; A, B, New Caledonia, S Lansdowne Bank, EBISCO: stn DW2639, 20°47’S, 161°01’E, 289-294 m,holotype MNHN 24178,h 10.1 mm;M, protoconch of the holotype; C, D, N, Gemixystus calcareus n. sp.;C, D, Chesterfield Reefs, EBISCO: stn DW2603, 19°36’S, 158°43’E, 568-570 m, holotype MNHN 24180, h 5.4 mm; N, three views of the protoconch of the holotype; E, Gemixystus stimuleus (Hedley, 1907), Australia, New South Wales, Sydney, 35 km E of Narrabeen, 146 m, holotype AMS C25797, h 3.3 mm; F, Gemixystus rippingalei (Houart, 1998), Australia, Queensland, E of Lady Musgrave Island, paratype coll. RH, h 3.7 mm; G, Gemixystus leptos (Houart, 1995), South New Caledonia,230-290 m, coll. RH, h 5.1 mm; H, I, Ponderia magna Houart, 1988, Coral Sea, Chesterfield Plateau, EBISCO: stn DW2612, 19°35’S, 158°41’E, 392 m, MNHN, h 19.6 mm; J, Pazinotus brevisplendoris Houart, 1985, Solomon Islands, SALOMON 1: stn DW1758, 8°49’S, 159°52’E, 180-187 m, MNHN, h 14.4 mm; K, L, Pazinotus falcatiformis (Thiele,1925),Solomon Islands,E Malaita,SALOMONBOA 3: stn CP2809,09°19’S,161°27’E,788-1042 m, MNHN, h 7.1 mm. Scale bars: M, N, 500 µm." pageId="10" pageNumber="31">Fig. 2N</figureCitation>
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) and 4.2 broad, weakly shouldered teleoconch whorls. Suture of teleoconch whorls impressed, partially obscured by small axial lamellae of following whorl. Protoconch comparatively large, broad, weakly acuminate with broad keel adapically, otherwise smooth. Diameter
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<quantity id="4C9F9B63FF8BFFD1FE93FD3725F128B4" box="[320,410,722,749]" metricMagnitude="-1" metricUnit="m" metricValue="5.0" pageId="10" pageNumber="31" unit="mm" value="500.0">500 µm</quantity>
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. Terminal lip delicate, thin, weakly curved.
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</paragraph>
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<paragraph id="8BD83686FF8BFFD1FF5BFCF725F12EF1" blockId="10.[111,649,375,1415]" pageId="10" pageNumber="31">Axial sculpture of teleoconch whorls consisting of low, narrow, frilled lamellae, each with short, broad, open spinelets occurring at crossings of axial lamellae with spiral cords. Spines more conspicuous on P1. First whorl with 8 lamellae, 2nd with 13, 3rd with 16 and 4th with 20. Apertural lamella strongly erect, broad. Spiral sculpture of low, broad, rounded primary cords: P1-P3 visible on 1st to 3rd whorl with slightly visible, very narrow P2. P3 partially covered by following whorl. Last teleoconch whorl with P1-P5, ADP, MP. P1- P5 equidistant, P1 slightly larger, P2 narrow. ADP and MP narrower, MP low.</paragraph>
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<paragraph id="8BD83686FF8BFFD1FF5BFB4B26EC2FDF" blockId="10.[111,649,375,1415]" pageId="10" pageNumber="31">Aperture broad, rounded. Columellar lip narrow, smooth. Lip adherent at adapical extremity. Anal notch obsolete. Outer lip strongly erect with five weak, elongate denticles within: D1-D5. D4 and D5 narrower, more strongly elongate within. Siphonal canal short, narrow, straight, open, with ADP and MP and low axial lamellae over whole length.</paragraph>
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</subSubSection>
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<subSubSection id="C37D650DFF8BFFD1FFA2FA4927912837" pageId="10" pageNumber="31" type="discussion">
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<paragraph id="8BD83686FF8BFFD1FFA2FA4924BE2F9D" blockId="10.[111,647,1452,1700]" box="[113,213,1452,1478]" pageId="10" pageNumber="31">REMARKS</paragraph>
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<paragraph id="8BD83686FF8BFFD1FFA2FA2E26042C5C" blockId="10.[111,647,1452,1700]" pageId="10" pageNumber="31">
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The genus
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<taxonomicName id="4C674D05FF8BFFD1FF33FA2E253A2FBC" authorityName="Iredale" authorityYear="1929" box="[224,337,1483,1509]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="genus">
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<emphasis id="B913EA94FF8BFFD1FF33FA2E253A2FBC" box="[224,337,1483,1509]" italics="true" pageId="10" pageNumber="31">Gemixystus</emphasis>
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</taxonomicName>
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was revised by
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<bibRefCitation id="EFF64B77FF8BFFD1FE38FA2926EC2FBC" author="HOUART R." box="[491,647,1483,1510]" pageId="10" pageNumber="31" pagination="1 - 27" refId="ref10419" refString="HOUART R. 2004. - A review of Gemixystus Iredale, 1929 (Gastropoda: Muricidae) from Australia and New Zealand. Novapex (HS 2): 1 - 27." type="journal article" year="2004">Houart (2004)</bibRefCitation>
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and contains six fossil and eight Recent species.
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</paragraph>
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<paragraph id="8BD83686FF8BFFD1FF5BF9EE20702B08" blockId="10.[111,647,1452,1700]" lastBlockId="10.[675,1212,216,1224]" pageId="10" pageNumber="31">
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||
None of the fossil species is closely related to the new species and of the eight Recent species, only three need to be compared here:
|
||
<taxonomicName id="4C674D05FF8BFFD1FE07F9AF25712CDD" authority="(Houart, 1995)" baseAuthorityName="Houart" baseAuthorityYear="1995" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="leptos">
|
||
<emphasis id="B913EA94FF8BFFD1FE07F9AF26ED2C3D" box="[468,646,1610,1636]" italics="true" pageId="10" pageNumber="31">Gemixystus leptos</emphasis>
|
||
(Houart, 1995)
|
||
</taxonomicName>
|
||
from southern
|
||
<collectingRegion id="49A3F864FF8BFFD1FE16F98C26212CDA" box="[453,586,1641,1667]" country="Australia" name="Queensland" pageId="10" pageNumber="31">Queensland</collectingRegion>
|
||
,
|
||
<collectingCountry id="F3707616FF8BFFD1FD86F98F24CC2CFA" name="Australia" pageId="10" pageNumber="31">Australia</collectingCountry>
|
||
, to the Chesterfield Reefs,
|
||
<taxonomicName id="4C674D05FF8BFFD1FE7FF96F27262AAB" authority="(Houart, 1998)" baseAuthorityName="Houart" baseAuthorityYear="1998" box="[428,845,216,1700]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="rippingalei">
|
||
<emphasis id="B913EA94FF8BFFD1FE7FF96F26EC2CFA" box="[428,647,1673,1700]" italics="true" pageId="10" pageNumber="31">Gemixystus rippingalei</emphasis>
|
||
(Houart, 1998)
|
||
</taxonomicName>
|
||
from
|
||
<collectingRegion id="49A3F864FF8BFFD1FC41FF3D207C2AAB" box="[914,1047,216,242]" country="Australia" name="Queensland" pageId="10" pageNumber="31">Queensland</collectingRegion>
|
||
,
|
||
<collectingCountry id="F3707616FF8BFFD1FBF0FF3D20EE2AAB" box="[1059,1157,216,242]" name="Australia" pageId="10" pageNumber="31">Australia</collectingCountry>
|
||
, and
|
||
<taxonomicName id="4C674D05FF8BFFD1FD76FF1D20472B4B" authority="(Hedley, 1907)" baseAuthorityName="Hedley" baseAuthorityYear="1907" box="[677,1068,247,274]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="stimuleus">
|
||
<emphasis id="B913EA94FF8BFFD1FD76FF1D27142B48" box="[677,895,247,274]" italics="true" pageId="10" pageNumber="31">Gemixystus stimuleus</emphasis>
|
||
(Hedley, 1907)
|
||
</taxonomicName>
|
||
, from southern
|
||
<collectingRegion id="49A3F864FF8BFFD1FD02FEF2273F2B68" box="[721,852,279,305]" country="Australia" name="Queensland" pageId="10" pageNumber="31">Queensland</collectingRegion>
|
||
and Sydney,
|
||
<collectingRegion id="49A3F864FF8BFFD1FC3FFEFD20DE2B68" box="[1004,1205,279,306]" country="Australia" name="New South Wales" pageId="10" pageNumber="31">New South Wales</collectingRegion>
|
||
,
|
||
<collectingCountry id="F3707616FF8BFFD1FD75FED227632B08" box="[678,776,311,337]" name="Australia" pageId="10" pageNumber="31">Australia</collectingCountry>
|
||
,
|
||
<typeStatus id="54DC8824FF8BFFD1FCC0FED2272A2B08" box="[787,833,311,337]" pageId="10" pageNumber="31">type</typeStatus>
|
||
species of
|
||
<taxonomicName id="4C674D05FF8BFFD1FC66FED2207F2B08" authorityName="Iredale" authorityYear="1929" box="[949,1044,311,337]" class="Gastropoda" family="Muricidae" genus="Apixystus" higherTaxonomySource="CoL" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="genus">
|
||
<emphasis id="B913EA94FF8BFFD1FC66FED2207F2B08" box="[949,1044,311,337]" italics="true" pageId="10" pageNumber="31">Apixystus</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="8BD83686FF8BFFD1FD68FEB227912837" blockId="10.[675,1212,216,1224]" pageId="10" pageNumber="31">
|
||
<taxonomicName id="4C674D05FF8BFFD1FD68FEB227FB2B29" authority="Houart & Héros, 2012" authorityName="Houart & Héros" authorityYear="2012" box="[699,912,342,369]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="calcareus" status="sp. nov.">
|
||
<emphasis id="B913EA94FF8BFFD1FD68FEB227FB2B29" box="[699,912,342,369]" italics="true" pageId="10" pageNumber="31">Gemixystus calcareus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A22057EFFF8BFFD1FC45FEB227BB2B28" box="[918,976,343,369]" pageId="10" pageNumber="31" rank="species">n. sp.</taxonomicNameLabel>
|
||
differs from the quite similar
|
||
<taxonomicName id="4C674D05FF8BFFD1FD20FE9227192BC9" baseAuthorityName="Hedley" baseAuthorityYear="1907" box="[755,882,374,401]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="stimuleus">
|
||
<emphasis id="B913EA94FF8BFFD1FD20FE9227192BC9" box="[755,882,374,401]" italics="true" pageId="10" pageNumber="31">G. stimuleus</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<figureCitation id="135C2A03FF8BFFD1FCACFE9327A52BC9" box="[895,974,374,400]" captionStart="FIG" captionStartId="7.[113,124,1476,1493]" captionText="FIG. 2. — A, B, M, Pazinotus chionodes n. sp.; A, B, New Caledonia, S Lansdowne Bank, EBISCO: stn DW2639, 20°47’S, 161°01’E, 289-294 m,holotype MNHN 24178,h 10.1 mm;M, protoconch of the holotype; C, D, N, Gemixystus calcareus n. sp.;C, D, Chesterfield Reefs, EBISCO: stn DW2603, 19°36’S, 158°43’E, 568-570 m, holotype MNHN 24180, h 5.4 mm; N, three views of the protoconch of the holotype; E, Gemixystus stimuleus (Hedley, 1907), Australia, New South Wales, Sydney, 35 km E of Narrabeen, 146 m, holotype AMS C25797, h 3.3 mm; F, Gemixystus rippingalei (Houart, 1998), Australia, Queensland, E of Lady Musgrave Island, paratype coll. RH, h 3.7 mm; G, Gemixystus leptos (Houart, 1995), South New Caledonia,230-290 m, coll. RH, h 5.1 mm; H, I, Ponderia magna Houart, 1988, Coral Sea, Chesterfield Plateau, EBISCO: stn DW2612, 19°35’S, 158°41’E, 392 m, MNHN, h 19.6 mm; J, Pazinotus brevisplendoris Houart, 1985, Solomon Islands, SALOMON 1: stn DW1758, 8°49’S, 159°52’E, 180-187 m, MNHN, h 14.4 mm; K, L, Pazinotus falcatiformis (Thiele,1925),Solomon Islands,E Malaita,SALOMONBOA 3: stn CP2809,09°19’S,161°27’E,788-1042 m, MNHN, h 7.1 mm. Scale bars: M, N, 500 µm." pageId="10" pageNumber="31">Fig. 2E</figureCitation>
|
||
) in having a comparatively larger shell with twice as large a protoconch, more numerous axial lamellae, 20 vs 11 or 12 on last whorl and 16 vs 13-15 on penultimate whorl. The spiral sculpture also differs,
|
||
<taxonomicName id="4C674D05FF8BFFD1FC2EFE1020122856" authority="Houart & Héros, 2012" authorityName="Houart & Héros" authorityYear="2012" box="[1021,1145,501,527]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="calcareus" status="sp. nov.">
|
||
<emphasis id="B913EA94FF8BFFD1FC2EFE1020122856" box="[1021,1145,501,527]" italics="true" pageId="10" pageNumber="31">G. calcareus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A22057EFFF8BFFD1FBACFE1020D12856" box="[1151,1210,501,527]" pageId="10" pageNumber="31" rank="species">n. sp.</taxonomicNameLabel>
|
||
having P1-P5, ADP and MP on last teleoconch whorl vs P1-P
|
||
<quantity id="4C9F9B63FF8BFFD1FCE9FDD127082817" box="[826,867,564,590]" metricMagnitude="-2" metricUnit="m" metricValue="7.62" pageId="10" pageNumber="31" unit="in" value="3.0">3 in</quantity>
|
||
<taxonomicName id="4C674D05FF8BFFD1FCBBFDD0278D2817" baseAuthorityName="Hedley" baseAuthorityYear="1907" box="[872,998,564,591]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="stimuleus">
|
||
<emphasis id="B913EA94FF8BFFD1FCBBFDD0278D2817" box="[872,998,564,591]" italics="true" pageId="10" pageNumber="31">G. stimuleus</emphasis>
|
||
</taxonomicName>
|
||
,which has no spiral sculpture on the siphonal canal.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C37D650DFF8BFFD1FD68FD9127882E91" pageId="10" pageNumber="31" type="description">
|
||
<paragraph id="8BD83686FF8BFFD1FD68FD9127DA2915" blockId="10.[675,1212,216,1224]" pageId="10" pageNumber="31">
|
||
<taxonomicName id="4C674D05FF8BFFD1FD68FD9127E228D7" authority="Houart & Héros, 2012" authorityName="Houart & Héros" authorityYear="2012" box="[699,905,628,654]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="calcareus" status="sp. nov.">
|
||
<emphasis id="B913EA94FF8BFFD1FD68FD9127E228D7" box="[699,905,628,654]" italics="true" pageId="10" pageNumber="31">Gemixystus calcareus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A22057EFFF8BFFD1FC5DFD9127AE28D7" box="[910,965,628,654]" pageId="10" pageNumber="31" rank="species">n. sp.</taxonomicNameLabel>
|
||
also differs from
|
||
<taxonomicName id="4C674D05FF8BFFD1FBA7FD91269C28F4" baseAuthorityName="Houart" baseAuthorityYear="1998" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="rippingalei">
|
||
<emphasis id="B913EA94FF8BFFD1FBA7FD91269C28F4" italics="true" pageId="10" pageNumber="31">G. rippingalei</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<figureCitation id="135C2A03FF8BFFD1FCD6FD76273828F4" box="[773,851,659,685]" captionStart="FIG" captionStartId="7.[113,124,1476,1493]" captionText="FIG. 2. — A, B, M, Pazinotus chionodes n. sp.; A, B, New Caledonia, S Lansdowne Bank, EBISCO: stn DW2639, 20°47’S, 161°01’E, 289-294 m,holotype MNHN 24178,h 10.1 mm;M, protoconch of the holotype; C, D, N, Gemixystus calcareus n. sp.;C, D, Chesterfield Reefs, EBISCO: stn DW2603, 19°36’S, 158°43’E, 568-570 m, holotype MNHN 24180, h 5.4 mm; N, three views of the protoconch of the holotype; E, Gemixystus stimuleus (Hedley, 1907), Australia, New South Wales, Sydney, 35 km E of Narrabeen, 146 m, holotype AMS C25797, h 3.3 mm; F, Gemixystus rippingalei (Houart, 1998), Australia, Queensland, E of Lady Musgrave Island, paratype coll. RH, h 3.7 mm; G, Gemixystus leptos (Houart, 1995), South New Caledonia,230-290 m, coll. RH, h 5.1 mm; H, I, Ponderia magna Houart, 1988, Coral Sea, Chesterfield Plateau, EBISCO: stn DW2612, 19°35’S, 158°41’E, 392 m, MNHN, h 19.6 mm; J, Pazinotus brevisplendoris Houart, 1985, Solomon Islands, SALOMON 1: stn DW1758, 8°49’S, 159°52’E, 180-187 m, MNHN, h 14.4 mm; K, L, Pazinotus falcatiformis (Thiele,1925),Solomon Islands,E Malaita,SALOMONBOA 3: stn CP2809,09°19’S,161°27’E,788-1042 m, MNHN, h 7.1 mm. Scale bars: M, N, 500 µm." pageId="10" pageNumber="31">Fig. 2F</figureCitation>
|
||
) in having a comparatively larger shell,
|
||
<taxonomicName id="4C674D05FF8BFFD1FD33FD5627072894" baseAuthorityName="Houart" baseAuthorityYear="1998" box="[736,876,691,717]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="rippingalei">
|
||
<emphasis id="B913EA94FF8BFFD1FD33FD5627072894" box="[736,876,691,717]" italics="true" pageId="10" pageNumber="31">G. rippingalei</emphasis>
|
||
</taxonomicName>
|
||
reaching only
|
||
<quantity id="4C9F9B63FF8BFFD1FBD7FD56203C2897" box="[1028,1111,691,718]" metricMagnitude="-3" metricUnit="m" metricValue="4.4" pageId="10" pageNumber="31" unit="mm" value="4.4">4.4 mm</quantity>
|
||
in height and having a longer siphonal canal, a less spiny shell and a different spiral sculpture morphology, that is, a last whorl with closely spaced P1-P4 and a smooth siphonal canal.
|
||
</paragraph>
|
||
<paragraph id="8BD83686FF8BFFD1FD68FCB427882E91" blockId="10.[675,1212,216,1224]" pageId="10" pageNumber="31">
|
||
Finally,
|
||
<taxonomicName id="4C674D05FF8BFFD1FCC2FCB727E52932" authority="Houart & Héros, 2012" authorityName="Houart & Héros" authorityYear="2012" box="[785,910,849,876]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="calcareus" status="sp. nov.">
|
||
<emphasis id="B913EA94FF8BFFD1FCC2FCB727E52932" box="[785,910,849,876]" italics="true" pageId="10" pageNumber="31">G. calcareus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A22057EFFF8BFFD1FC45FCB727BA2935" box="[918,977,850,876]" pageId="10" pageNumber="31" rank="species">n. sp.</taxonomicNameLabel>
|
||
differs from
|
||
<taxonomicName id="4C674D05FF8BFFD1FB8CFCB720D12932" baseAuthorityName="Houart" baseAuthorityYear="1995" box="[1119,1210,849,876]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="leptos">
|
||
<emphasis id="B913EA94FF8BFFD1FB8CFCB720D12932" box="[1119,1210,849,876]" italics="true" pageId="10" pageNumber="31">G. leptos</emphasis>
|
||
</taxonomicName>
|
||
(
|
||
<figureCitation id="135C2A03FF8BFFD1FD7FFC94276829D2" box="[684,771,881,907]" captionStart="FIG" captionStartId="7.[113,124,1476,1493]" captionText="FIG. 2. — A, B, M, Pazinotus chionodes n. sp.; A, B, New Caledonia, S Lansdowne Bank, EBISCO: stn DW2639, 20°47’S, 161°01’E, 289-294 m,holotype MNHN 24178,h 10.1 mm;M, protoconch of the holotype; C, D, N, Gemixystus calcareus n. sp.;C, D, Chesterfield Reefs, EBISCO: stn DW2603, 19°36’S, 158°43’E, 568-570 m, holotype MNHN 24180, h 5.4 mm; N, three views of the protoconch of the holotype; E, Gemixystus stimuleus (Hedley, 1907), Australia, New South Wales, Sydney, 35 km E of Narrabeen, 146 m, holotype AMS C25797, h 3.3 mm; F, Gemixystus rippingalei (Houart, 1998), Australia, Queensland, E of Lady Musgrave Island, paratype coll. RH, h 3.7 mm; G, Gemixystus leptos (Houart, 1995), South New Caledonia,230-290 m, coll. RH, h 5.1 mm; H, I, Ponderia magna Houart, 1988, Coral Sea, Chesterfield Plateau, EBISCO: stn DW2612, 19°35’S, 158°41’E, 392 m, MNHN, h 19.6 mm; J, Pazinotus brevisplendoris Houart, 1985, Solomon Islands, SALOMON 1: stn DW1758, 8°49’S, 159°52’E, 180-187 m, MNHN, h 14.4 mm; K, L, Pazinotus falcatiformis (Thiele,1925),Solomon Islands,E Malaita,SALOMONBOA 3: stn CP2809,09°19’S,161°27’E,788-1042 m, MNHN, h 7.1 mm. Scale bars: M, N, 500 µm." pageId="10" pageNumber="31">Fig. 2G</figureCitation>
|
||
) in having a comparatively broader, but otherwise similar protoconch, a less shouldered and less spiny shell with more numerous axial lamellae, 20 vs 10 or 11 on 4th whorl and 16 vs 11 on penultimate whorl, while having fewer lamellae on first whorl, 8 vs 10 or
|
||
<quantity id="4C9F9B63FF8BFFD1FC36FBF520742E70" box="[997,1055,1039,1066]" metricMagnitude="-1" metricUnit="m" metricValue="2.794" pageId="10" pageNumber="31" unit="in" value="11.0">11 in</quantity>
|
||
<taxonomicName id="4C674D05FF8BFFD1FBF4FBF520E92E70" baseAuthorityName="Houart" baseAuthorityYear="1995" box="[1063,1154,1039,1066]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="leptos">
|
||
<emphasis id="B913EA94FF8BFFD1FBF4FBF520E92E70" box="[1063,1154,1039,1066]" italics="true" pageId="10" pageNumber="31">G. leptos</emphasis>
|
||
</taxonomicName>
|
||
. The spiral sculpture morphology also differs,
|
||
<taxonomicName id="4C674D05FF8BFFD1FB8CFBD520D12E10" baseAuthorityName="Houart" baseAuthorityYear="1995" box="[1119,1210,1071,1098]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="leptos">
|
||
<emphasis id="B913EA94FF8BFFD1FB8CFBD520D12E10" box="[1119,1210,1071,1098]" italics="true" pageId="10" pageNumber="31">G. leptos</emphasis>
|
||
</taxonomicName>
|
||
having two broad, broadly spaced P1 and P2 and two small, narrow, closely spaced P3 and P4. The siphonal canal is smooth in
|
||
<taxonomicName id="4C674D05FF8BFFD1FC18FB6A20482EF1" baseAuthorityName="Houart" baseAuthorityYear="1995" box="[971,1059,1166,1193]" class="Gastropoda" family="Muricidae" genus="Gemixystus" kingdom="Animalia" order="Neogastropoda" pageId="10" pageNumber="31" phylum="Mollusca" rank="species" species="leptos">
|
||
<emphasis id="B913EA94FF8BFFD1FC18FB6A20482EF1" box="[971,1059,1166,1193]" italics="true" pageId="10" pageNumber="31">G. leptos</emphasis>
|
||
</taxonomicName>
|
||
or with a very shallow and narrow MP only.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |