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<document id="8A012B6B213B5B008F21DEF7F6928BBD" ID-CLB-Dataset="306316" ID-DOI="10.1093/zoolinnean/zlad171" ID-GBIF-Dataset="cc96d54d-471b-44ed-86bd-36473c22fe0b" ID-ISSN="0024-4082" ID-Zenodo-Dep="14360770" ID-ZooBank="EDB799C-B7FE-40B0-BFEF-30D3E0AE2A6F" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1732842866714" checkinUser="plazi" docAuthor="Rosenfeld, Sebastián, Segovia, Nicolás I, Maturana, Claudia S, Aldea, Cristián, Saucède, Thomas, Brickle, Paul, Spencer, Hamish G, Poulin, Elie &amp; González-Wevar, Claudio A" docDate="2023" docId="533E87C5FFACFFC9FCAC4A09FEC4F73F" docLanguage="en" docName="zlad171.pdf" docOrigin="Zoological Journal of the Linnean Society 202 (1)" docSource="https://doi.org/10.1093/zoolinnean/zlad171" docStyle="DocumentStyle:4F230B9370E98E256D973D6DFB57F36C.9:ZoolJLinnSoc.2023-.journal_article" docStyleId="4F230B9370E98E256D973D6DFB57F36C" docStyleName="ZoolJLinnSoc.2023-.journal_article" docStyleVersion="9" docTitle="Laevilitorina fueguina Gonzalez-Wevar &amp; Rosenfeld, sp. nov." docType="treatment" docVersion="3" lastPageNumber="8" masterDocId="AF07FFBDFFA9FFCEFF864836FFC0F45C" masterDocTitle="A revision of the higher latitude periwinkle species Laevilitorina caliginosa sensu lato" masterLastPageNumber="18" masterPageNumber="1" pageNumber="6" updateTime="1733840964989" updateUser="ExternalLinkService">
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<mods:title id="205B4CEE6A598390897D4C7DC5314480">A revision of the higher latitude periwinkle species Laevilitorina caliginosa sensu lato</mods:title>
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<taxonomicName id="1C974D50FFACFFCBFCAC4A09FAA2F605" ID-CoL="C5XQR" authority="Gonzalez-Wevar &amp; Rosenfeld" authorityName="Gonzalez-Wevar &amp; Rosenfeld" box="[810,1378,575,602]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="fueguina" status="sp. nov.">
<emphasis id="E9E3EAC1FFACFFCBFCAC4A09FBE5F605" bold="true" box="[810,1061,575,602]" italics="true" pageId="5" pageNumber="6">Laevilitorina fueguina</emphasis>
González-Wevar &amp; Rosenfeld
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(
<figureCitation id="43AC2A56FFACFFCBFBD44A47FB4BF6D7" box="[1106,1163,625,651]" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="5" pageNumber="6">Fig. 3</figureCitation>
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<taxonomicName id="1C974D50FFACFFCBFCAC4AAEFBCBF6EC" ID-CoL="3RVHP" authorityName="A. Gould" authorityYear="1849" box="[810,1035,664,688]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="species" species="caliginosa">
<emphasis id="E9E3EAC1FFACFFCBFCAC4AAEFBCBF6EC" box="[810,1035,664,688]" italics="true" pageId="5" pageNumber="6">Laevilitorina caliginosa</emphasis>
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L2 –
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González-Wevar
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2022: 1527
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MNHNCL
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south of
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and
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<specimenCode id="8B319EA8FFACFFCBFC2E4BF7FB09F785" box="[936,1225,961,985]" pageId="5" pageNumber="6">MNHNCL MOL-205435</specimenCode>
;
<specimenCode id="8B319EA8FFACFFCBFB654BF7FCBCF7A4" pageId="5" pageNumber="6">MNHNCL MOL-205436</specimenCode>
;
<specimenCode id="8B319EA8FFACFFCBFC034BD7FB55F7A4" box="[901,1173,992,1017]" pageId="5" pageNumber="6">MNHNCL MOL-205437</specimenCode>
;
<specimenCode id="8B319EA8FFACFFCBFB184BD7FA6CF7A4" box="[1182,1452,992,1017]" pageId="5" pageNumber="6">MNHNCL MOL-205438</specimenCode>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="938D6558FFACFFCBFBBE4C2FFB59F39E" pageId="5" pageNumber="6" type="description">
<paragraph id="DB2836D3FFACFFCBFBBE4C2FFB64F06E" blockId="5.[810,1461,1049,1455]" box="[1080,1188,1049,1074]" pageId="5" pageNumber="6">
<emphasis id="E9E3EAC1FFACFFCBFBBE4C2FFB64F06E" box="[1080,1188,1049,1074]" italics="true" pageId="5" pageNumber="6">Description</emphasis>
</paragraph>
<paragraph id="DB2836D3FFACFFCBFCAC4C09FB5EF1F3" blockId="5.[810,1461,1049,1455]" pageId="5" pageNumber="6">
<emphasis id="E9E3EAC1FFACFFCBFCAC4C09FCA1F00B" box="[810,865,1087,1111]" italics="true" pageId="5" pageNumber="6">Shell:</emphasis>
Small (maximum height
<quantity id="1C6F9B36FFACFFCBFBF74C08FB14F00B" box="[1137,1236,1086,1111]" metricMagnitude="-3" metricUnit="m" metricValue="5.84" pageId="5" pageNumber="6" unit="mm" value="5.84">5.84 mm</quantity>
), typical
<taxonomicName id="1C974D50FFACFFCBFAB04C09FA73F00B" authorityName="Pfeffer" authorityYear="1886" box="[1334,1459,1087,1111]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="5" pageNumber="6" phylum="Mollusca" rank="genus">
<emphasis id="E9E3EAC1FFACFFCBFAB04C09FA73F00B" box="[1334,1459,1087,1111]" italics="true" pageId="5" pageNumber="6">Laevilitorina</emphasis>
</taxonomicName>
morphology: fusiform with rounded to almost convex whorls, suture impressed, concave spire profile, apex blunt. Macroscopic spiral and axial sculpture absent, but fine growth lines on whole shell. Aperture ovoid, expanded and ≤ 56% of total H (
<figureCitation id="43AC2A56FFACFFCBFA0B4C8AFCA8F0AF" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="5" pageNumber="6">Fig. 3A–C</figureCitation>
). Peristome continuous, columella smooth and oblique, inner lip barely reflected over narrow and shallow umbilicus; outer lip thin, simple, with no evidence of thickening.Teleoconch opaque but last whorl slightly translucent. Colour uniformly reddish brown to dark brown (
<figureCitation id="43AC2A56FFACFFCBFBC84D6FFB79F12D" box="[1102,1209,1369,1393]" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="5" pageNumber="6">Fig. 3A–C</figureCitation>
). Operculum corneous. Mature H
<quantity id="1C6F9B36FFACFFCBFC1E4D4EFBF0F1D3" box="[920,1072,1400,1424]" metricMagnitude="-3" metricUnit="m" metricValue="5.27" metricValueMax="5.84" metricValueMin="4.7" pageId="5" pageNumber="6" unit="mm" value="5.27" valueMax="5.84" valueMin="4.7">4.70–5.84 mm</quantity>
(H/B = 1.00–1.41, SH = 1.60–2.00) (Supporting Information, Table S2).
</paragraph>
<paragraph id="DB2836D3FFACFFCBFCAC4DE7FCA7F254" blockId="5.[810,1459,1489,1544]" pageId="5" pageNumber="6">
<emphasis id="E9E3EAC1FFACFFCBFCAC4DE7FC26F1B4" box="[810,998,1489,1513]" italics="true" pageId="5" pageNumber="6">External anatomy:</emphasis>
Ventral area of foot orange, cephalic area black.
</paragraph>
<paragraph id="DB2836D3FFACFFCBFCAC4E1FFA48F367" blockId="5.[810,1461,1577,1852]" pageId="5" pageNumber="6">
<emphasis id="E9E3EAC1FFACFFCBFCAC4E1FFCB9F21D" box="[810,889,1577,1601]" italics="true" pageId="5" pageNumber="6">Radula:</emphasis>
Rachidian: shows seven cusps, central cusp longest (
<figureCitation id="43AC2A56FFACFFCBFA0B4E1FFC8AF23D" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="5" pageNumber="6">Fig. 3D</figureCitation>
), sometimes rounded with small denticles at end (
<figureCitation id="43AC2A56FFACFFCBFADD4E7FFA62F23D" box="[1371,1442,1609,1633]" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="5" pageNumber="6">Fig. 3E</figureCitation>
). First pair of flanking cusps pointed; outer cusps much smaller, pointed or rounded. Lateral: six or seven cuspids (
<figureCitation id="43AC2A56FFACFFCBFAA24EB1FAA9F2C3" box="[1316,1385,1671,1695]" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="5" pageNumber="6">Fig. 3F</figureCitation>
), main cusp more rounded, accompanied by two or three pointed outer cusps and three continuously smaller inner cusps. Inner marginal: six or seven cusps, of similar size, main cusp rounded, accompanied by one or two pointed outer cusps and four rounded inner cusps. Outer marginal: seven to nine thin and pointed cusps.
</paragraph>
<paragraph id="DB2836D3FFACFFCBFCAC4F60FA97F331" blockId="5.[810,1367,1878,1902]" box="[810,1367,1878,1902]" pageId="5" pageNumber="6">
<emphasis id="E9E3EAC1FFACFFCBFCAC4F60FC3AF332" box="[810,1018,1878,1902]" italics="true" pageId="5" pageNumber="6">
<typeStatus id="042C8871FFACFFCBFCAC4F60FC43F332" box="[810,899,1878,1902]" pageId="5" pageNumber="6" type="holotype">Holotype</typeStatus>
dimensions:
</emphasis>
Length
<quantity id="1C6F9B36FFACFFCBFBC94F60FB6CF331" box="[1103,1196,1878,1902]" metricMagnitude="-3" metricUnit="m" metricValue="5.49" pageId="5" pageNumber="6" unit="mm" value="5.49">5.49 mm</quantity>
, width
<quantity id="1C6F9B36FFACFFCBFB704F60FA94F331" box="[1270,1364,1878,1902]" metricMagnitude="-3" metricUnit="m" metricValue="4.25" pageId="5" pageNumber="6" unit="mm" value="4.25">4.25 mm</quantity>
.
</paragraph>
<paragraph id="DB2836D3FFACFFCBFCAC4FBDFB59F39E" blockId="5.[810,1459,1931,1986]" pageId="5" pageNumber="6">
<emphasis id="E9E3EAC1FFACFFCBFCAC4FBDFC68F3FE" box="[810,936,1931,1954]" italics="true" pageId="5" pageNumber="6">Depositories:</emphasis>
Holotype MNHNCL
<emphasis id="E9E3EAC1FFACFFCBFB454FBDFA91F3FF" box="[1219,1361,1931,1955]" italics="true" pageId="5" pageNumber="6">MOL-205434</emphasis>
. Museo Nacional de Historia Natural, Chile.
</paragraph>
</subSubSection>
<caption id="8FE8665BFFAFFFC8FF074F2DFCA0F3DB" ID-DOI="http://doi.org/10.5281/zenodo.14360778" ID-Zenodo-Dep="14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="6" pageNumber="7" startId="6.[129,194,1819,1843]" targetBox="[129,1473,144,1789]" targetPageId="6" targetType="figure">
<paragraph id="DB2836D3FFAFFFC8FF074F2DFCA0F3DB" blockId="6.[129,1447,1819,1927]" pageId="6" pageNumber="7">
<emphasis id="E9E3EAC1FFAFFFC8FF074F2DFF18F36F" bold="true" box="[129,216,1819,1843]" pageId="6" pageNumber="7">Figure 3.</emphasis>
<taxonomicName id="1C974D50FFAFFFC8FF5B4F2DFD1FF36F" authority=", Boqueron and Chabunco, Tierra" authorityName="Boqueron and Chabunco, Tierra" box="[221,735,1819,1843]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="6" pageNumber="7" phylum="Mollusca" rank="species" species="fueguina">
<emphasis id="E9E3EAC1FFAFFFC8FF5B4F2DFE62F36F" box="[221,418,1819,1843]" italics="true" pageId="6" pageNumber="7">Laevilitorina fueguina</emphasis>
, Boquerón and Chabunco, Tierra
</taxonomicName>
del Fuego and Brunswick Peninsula, southern South America. Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of
<taxonomicName id="1C974D50FFAFFFC8FCC14F0EFC6CF313" box="[839,940,1847,1871]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="6" pageNumber="7" phylum="Mollusca" rank="species" species="fueguina">
<emphasis id="E9E3EAC1FFAFFFC8FCC14F0EFC6CF313" box="[839,940,1847,1871]" italics="true" pageId="6" pageNumber="7">L. fueguina</emphasis>
</taxonomicName>
from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of
<taxonomicName id="1C974D50FFAFFFC8FD884F46FDB2F3DB" box="[526,626,1903,1927]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="6" pageNumber="7" phylum="Mollusca" rank="species" species="fueguina">
<emphasis id="E9E3EAC1FFAFFFC8FD884F46FDB2F3DB" box="[526,626,1903,1927]" italics="true" pageId="6" pageNumber="7">L. fueguina</emphasis>
</taxonomicName>
in the Strait of Magellan.
</paragraph>
</caption>
<subSubSection id="938D6558FFAEFFC9FFF748A7FD47F49B" pageId="7" pageNumber="8" type="distribution">
<paragraph id="DB2836D3FFAEFFC9FFF748A7FD47F49B" blockId="7.[113,762,144,199]" pageId="7" pageNumber="8">
<emphasis id="E9E3EAC1FFAEFFC9FFF748A7FF3EF4F4" box="[113,254,144,168]" italics="true" pageId="7" pageNumber="8">Type locality:</emphasis>
Boquerón, Tierra del Fuego (−53.753758°S, −
<geoCoordinate id="BEA35014FFAEFFC9FFF94899FED4F49B" box="[127,276,175,199]" degrees="70.143961" direction="west" orientation="longitude" pageId="7" pageNumber="8" precision="1" value="-70.14396">70.143961°W</geoCoordinate>
), Strait of Magellan,
<collectingCountry id="A3807643FFAEFFC9FE654899FDDBF49B" box="[483,539,175,199]" name="Chile" pageId="7" pageNumber="8">Chile</collectingCountry>
(
<figureCitation id="43AC2A56FFAEFFC9FDAA4899FDB6F49B" box="[556,630,175,199]" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="7" pageNumber="8">Fig. 3G</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="938D6558FFAEFFC9FFF748DFFD6AF57C" pageId="7" pageNumber="8" type="biology_ecology">
<paragraph id="DB2836D3FFAEFFC9FFF748DFFD6AF57C" blockId="7.[113,762,233,288]" pageId="7" pageNumber="8">
<emphasis id="E9E3EAC1FFAEFFC9FFF748DFFF06F55D" box="[113,198,233,257]" italics="true" pageId="7" pageNumber="8">Habitat:</emphasis>
Rocky intertidal to subtidal shores on both sides of the Strait of Magellan, including Tierra del Fuego (
<figureCitation id="43AC2A56FFAEFFC9FDC8493EFD59F57C" box="[590,665,264,288]" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="7" pageNumber="8">Fig. 3G</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="938D6558FFAEFFC9FFF74977FDD7F5EB" pageId="7" pageNumber="8" type="materials_examined">
<paragraph id="DB2836D3FFAEFFC9FFF74977FDD7F5EB" blockId="7.[113,762,321,439]" pageId="7" pageNumber="8">
<emphasis id="E9E3EAC1FFAEFFC9FFF74977FEDEF505" box="[113,286,321,345]" italics="true" pageId="7" pageNumber="8">Material studied:</emphasis>
Chabunco (−
<geoCoordinate id="BEA35014FFAEFFC9FE334977FDFEF505" box="[437,574,321,345]" degrees="52.987406" direction="south" orientation="latitude" pageId="7" pageNumber="8" precision="1" value="-52.987408">52.987406°S</geoCoordinate>
, −
<geoCoordinate id="BEA35014FFAEFFC9FDDC4977FD2FF505" box="[602,751,321,345]" degrees="70.812342" direction="west" orientation="longitude" pageId="7" pageNumber="8" precision="1" value="-70.81234">70.812342°W</geoCoordinate>
),
<emphasis id="E9E3EAC1FFAEFFC9FFF74957FFBEF524" box="[113,126,353,376]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 20; Santa María Bay, Tierra del Fuego (−
<geoCoordinate id="BEA35014FFAEFFC9FDEB4956FD37F524" box="[621,759,352,376]" degrees="53.392628" direction="south" orientation="latitude" pageId="7" pageNumber="8" precision="1" value="-53.392628">53.392628°S</geoCoordinate>
, −
<geoCoordinate id="BEA35014FFAEFFC9FFF949B6FED5F5C4" box="[127,277,384,408]" degrees="70.373514" direction="west" orientation="longitude" pageId="7" pageNumber="8" precision="1" value="-70.37351">70.373514°W</geoCoordinate>
),
<emphasis id="E9E3EAC1FFAEFFC9FEBC49B7FE87F5C4" box="[314,327,385,408]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 30; Boquerón, Tierra del Fuego (−
<geoCoordinate id="BEA35014FFAEFFC9FF0149A9FED0F5EB" box="[135,272,415,439]" degrees="53.753758" direction="south" orientation="latitude" pageId="7" pageNumber="8" precision="1" value="-53.753757">53.753758°S</geoCoordinate>
, −
<geoCoordinate id="BEA35014FFAEFFC9FEA149A9FE7BF5EB" box="[295,443,415,439]" degrees="70.143961" direction="west" orientation="longitude" pageId="7" pageNumber="8" precision="1" value="-70.14396">70.143961°W</geoCoordinate>
),
<emphasis id="E9E3EAC1FFAEFFC9FE4D4996FE18F5EB" box="[459,472,416,439]" italics="true" pageId="7" pageNumber="8">n</emphasis>
= 40.
</paragraph>
</subSubSection>
<subSubSection id="938D6558FFAEFFC9FFF749EFFDD9F64C" pageId="7" pageNumber="8" type="etymology">
<paragraph id="DB2836D3FFAEFFC9FFF749EFFDD9F64C" blockId="7.[113,762,473,528]" pageId="7" pageNumber="8">
<emphasis id="E9E3EAC1FFAEFFC9FFF749EFFF21F5AD" box="[113,225,473,497]" italics="true" pageId="7" pageNumber="8">Etymology:</emphasis>
The
<typeStatus id="042C8871FFAEFFC9FE9449EFFE80F5AD" box="[274,320,473,497]" pageId="7" pageNumber="8">type</typeStatus>
locality of this
<taxonomicName id="1C974D50FFAEFFC9FE5149EFFD62F5AD" box="[471,674,473,497]" pageId="7" pageNumber="8">
<emphasis id="E9E3EAC1FFAEFFC9FE5149EFFD94F5AD" box="[471,596,473,497]" italics="true" pageId="7" pageNumber="8">Laevilitorina</emphasis>
species
</taxonomicName>
is Tierra del Fuego Island in the Strait of Magellan.
</paragraph>
</subSubSection>
<subSubSection id="938D6558FFAEFFC9FFF74A07FEC4F73F" pageId="7" pageNumber="8" type="discussion">
<paragraph id="DB2836D3FFAEFFC9FFF74A07FEC4F73F" blockId="7.[113,763,561,867]" pageId="7" pageNumber="8">
<emphasis id="E9E3EAC1FFAEFFC9FFF74A07FE71F615" box="[113,433,561,585]" italics="true" pageId="7" pageNumber="8">
Remarks:
<taxonomicName id="1C974D50FFAEFFC9FF5E4A07FE71F615" box="[216,433,561,585]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="fueguina">Laevilitorina fueguina</taxonomicName>
</emphasis>
is characterized by its reddishbrown colour (
<figureCitation id="43AC2A56FFAEFFC9FE8B4A67FEB7F635" box="[269,375,593,617]" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="7" pageNumber="8">Fig. 3A–C</figureCitation>
) and the presence of denticles on the main teeth of the rachidian, which may vary in number from two to four (
<figureCitation id="43AC2A56FFAEFFC9FF424AB9FEE5F6FB" box="[196,293,655,679]" captionStart="Figure 3" captionStartId="6.[129,194,1819,1843]" captionTargetBox="[129,1473,144,1789]" captionTargetId="figure-7@6.[129,1473,144,1744]" captionTargetPageId="6" captionText="Figure 3. Laevilitorina fueguina, Boquerón and Chabunco, Tierra del Fuego and Brunswick Peninsula, southern South America.Scale bars: 1 mm unless specified otherwise. A–C, shell morphology and coloration of L. fueguina from Boquerón, Tierra del Fuego (A, B) and from Chabunco, Strait of Magellan (C). D–F, radular morphology (SEM), showing a general view (D), rachidian showing denticles (white arrow; E), and lateral view (F). G, distribution of L.fueguina in the Strait of Magellan." figureDoi="http://doi.org/10.5281/zenodo.14360778" httpUri="https://zenodo.org/record/14360778/files/figure.png" pageId="7" pageNumber="8">Fig. 3D, E</figureCitation>
). The coloration of
<taxonomicName id="1C974D50FFAEFFC9FE6D4AA6FD97F6FB" box="[491,599,655,679]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="fueguina">
<emphasis id="E9E3EAC1FFAEFFC9FE6D4AA6FD97F6FB" box="[491,599,655,679]" italics="true" pageId="7" pageNumber="8">L. fueguina</emphasis>
</taxonomicName>
is similar to that of the Antarctic nominal species
<taxonomicName id="1C974D50FFAEFFC9FE394A99FD82F69B" authorityName="Preston" authorityYear="1916" box="[447,578,687,711]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="claviformis">
<emphasis id="E9E3EAC1FFAEFFC9FE394A99FD82F69B" box="[447,578,687,711]" italics="true" pageId="7" pageNumber="8">L. claviformis</emphasis>
</taxonomicName>
and
<taxonomicName id="1C974D50FFAEFFC9FDF54A99FD34F69B" authorityName="Pfeffer" authorityYear="1886" box="[627,756,687,711]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="umbilicata">
<emphasis id="E9E3EAC1FFAEFFC9FDF54A99FD34F69B" box="[627,756,687,711]" italics="true" pageId="7" pageNumber="8">L. umbilicata</emphasis>
</taxonomicName>
. Shell morphology of
<taxonomicName id="1C974D50FFAEFFC9FEC94AF9FE7EF6BA" box="[335,446,718,742]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="fueguina">
<emphasis id="E9E3EAC1FFAEFFC9FEC94AF9FE7EF6BA" box="[335,446,718,742]" italics="true" pageId="7" pageNumber="8">L. fueguina</emphasis>
</taxonomicName>
resembles that of
<emphasis id="E9E3EAC1FFAEFFC9FDF94AF9FF4DF759" italics="true" pageId="7" pageNumber="8">
<taxonomicName id="1C974D50FFAEFFC9FDF94AF9FD3AF6BA" authorityName="A. Gould" authorityYear="1849" box="[639,762,718,742]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="caliginosa">L. caliginosa</taxonomicName>
<taxonomicNameLabel id="F2D057BAFFAEFFC9FFF74AD8FF4DF759" box="[113,141,750,773]" pageId="7" pageNumber="8" sensu="stricto">s.s.</taxonomicNameLabel>
</emphasis>
and
<taxonomicName id="1C974D50FFAEFFC9FF444AD8FE92F759" box="[194,338,749,773]" class="Gastropoda" family="Littorinidae" genus="Laevilitorina" kingdom="Animalia" order="Littorinimorpha" pageId="7" pageNumber="8" phylum="Mollusca" rank="species" species="magellanica">
<emphasis id="E9E3EAC1FFAEFFC9FF444AD8FE92F759" box="[194,338,749,773]" italics="true" pageId="7" pageNumber="8">L. magellanica</emphasis>
</taxonomicName>
, but levels of molecular divergence, species delimitation analyses, radular morphology, shell coloration, and geometric morphometrics differentiate it as a distinct evolutionary unit.
</paragraph>
</subSubSection>
</treatment>
</document>
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