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<mods:title id="0BFA1A5B7D40634EE9F1B8A7A427E197">Systematic revision of Nacella (Patellogastropoda: Nacellidae) based on a complete phylogeny of the genus, with the description of a new species from the southern tip of South America</mods:title>
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(
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)
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<emphasis id="7F84EAA5811FFFD533F3F8EE0A0BF8F9" box="[145,331,1814,1835]" italics="true" pageId="6" pageNumber="309">Patella clypeater</emphasis>
Lesson, 1831: 419
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;
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: pl. 16, figs A, B;
<treatmentCitation id="CC5110A6811FFFD5339FF8CD0A86F899" author="Huppe LH" box="[253,454,1845,1867]" page="259" pageId="6" pageNumber="309" year="1854">
<bibRefCitation id="29614B46811FFFD5339FF8CD0A86F899" author="Huppe LH" box="[253,454,1845,1867]" pageId="6" pageNumber="309" pagination="8" refId="ref23149" refString="Huppe LH. 1854. Fauna Chilena. Molluscos. In: Gay C, ed. Historia Fisica y Politica de Chile. Zoologica, 8, Paris." type="book chapter" year="1854">Huppé, 1854: 259</bibRefCitation>
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<emphasis id="7F84EAA5811FFFD533F3F8AC0BA8F8BB" box="[145,232,1876,1897]" italics="true" pageId="6" pageNumber="309">Nacella</emphasis>
(
<emphasis id="7F84EAA5811FFFD53395F8AC0A1EF8BB" box="[247,350,1876,1897]" italics="true" pageId="6" pageNumber="309">Patinella</emphasis>
)
<emphasis id="7F84EAA5811FFFD5320EF8AC0A91F8BB" box="[364,465,1876,1897]" italics="true" pageId="6" pageNumber="309">clypeater</emphasis>
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<treatmentCitation id="CC5110A6811FFFD5328FF8AC09F8F8BB" author="Pilsbry HA" box="[493,696,1876,1898]" page="122" pageId="6" pageNumber="309" year="1891">
<bibRefCitation id="29614B46811FFFD5328FF8AC09F8F8BB" author="Pilsbry HA" box="[493,696,1876,1898]" pageId="6" pageNumber="309" refId="ref24784" refString="Pilsbry HA. 1891. Manual of conchology. Structural and systematic with illustrations of the species, Vol. 13. Philadelphia, PA: Academy of Natural Sciences." type="book" year="1891">Pilsbry, 1891: 122</bibRefCitation>
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.
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<taxonomicName id="8AF04D34811FFFD5304BFF3E0F43FF08" box="[809,1027,197,219]" class="Gastropoda" family="Nacellidae" genus="Patinigera" higherTaxonomySource="GBIF" kingdom="Animalia" order="Patellogastropoda" pageId="6" pageNumber="309" phylum="Mollusca" rank="species" species="clypeata">
<emphasis id="7F84EAA5811FFFD5304BFF3E0F43FF08" box="[809,1027,197,219]" italics="true" pageId="6" pageNumber="309">Patinigera clypeata</emphasis>
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<treatmentCitation id="CC5110A6811FFFD5377DFF3D0F8BFF08" author="Dell, RK" box="[1055,1227,197,219]" page="273" pageId="6" pageNumber="309" year="1964">
<bibRefCitation id="29614B46811FFFD5377DFF3D0F8BFF08" author="Dell, RK" box="[1055,1227,197,219]" pageId="6" pageNumber="309" pagination="267 - 301" refId="ref21353" refString="Dell, RK. 1964. Marine Mollusca from Macquarie and Heard Islands. Records of the Dominion Museum 4: 267 - 301." type="journal article" year="1964">Dell, 1964: 273</bibRefCitation>
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<emphasis id="7F84EAA5811FFFD5304BFF1C08C1FF2B" box="[809,897,228,249]" italics="true" pageId="6" pageNumber="309">Nacella</emphasis>
(
<emphasis id="7F84EAA5811FFFD530F3FF1C0F4AFF2B" box="[913,1034,228,249]" italics="true" pageId="6" pageNumber="309">Patinigera</emphasis>
)
<emphasis id="7F84EAA5811FFFD53778FF1C0FC1FF2B" box="[1050,1153,228,249]" italics="true" pageId="6" pageNumber="309">clypeater</emphasis>
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<treatmentCitation id="CC5110A6811FFFD537FCFF1C0E28FF2B" author="Powell AWB" box="[1182,1384,228,250]" page="193" pageId="6" pageNumber="309" year="1973">
<bibRefCitation id="29614B46811FFFD537FCFF1C0E28FF2B" author="Powell AWB" box="[1182,1384,228,250]" pageId="6" pageNumber="309" refId="ref25017" refString="Powell AWB. 1973. The patellid limpets of the World (Patellidae). In: Abbot RT ed. Indo-Pacific Mollusca: monographs of the marine mollusks of the world with emphasis on those of the tropical western Pacific and Indian Oceans, Vol. 3. Auckland, New Zealand: Auckland Institute and Museum." type="book" year="1973">Powell, 1973: 193</bibRefCitation>
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, pl. 175, figs 1, 2;
<treatmentCitation id="CC5110A6811FFFD530AEFEFB0FE2FECA" author="Ramirez J" box="[972,1186,258,281]" page="52" pageId="6" pageNumber="309" year="1981">
<bibRefCitation id="29614B46811FFFD530AEFEFB0FE2FECA" author="Ramirez J" box="[972,1186,258,281]" pageId="6" pageNumber="309" refId="ref25136" refString="Ramirez J. 1981. Moluscos de Chile. Vol. 1 Archeogastropoda. Chile: Museo Nacional de Historia Natural. 1 ª Edicion. Santiago, Chile." type="book" year="1981">Ramírez, 1981: 52</bibRefCitation>
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;
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<emphasis id="7F84EAA5811FFFD5304BFEB808B9FE87" box="[809,1017,320,341]" italics="true" pageId="6" pageNumber="309">Nacella clypeater</emphasis>
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González-Wevar
<emphasis id="7F84EAA5811FFFD5308BFEA70F61FEA1" box="[1001,1057,350,372]" italics="true" pageId="6" pageNumber="309">et al.</emphasis>
, 2010: 116
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</treatmentCitation>
.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="05EA653C811FFFD5304BFE680F20FB26" pageId="6" pageNumber="309" type="materials_examined">
<paragraph id="4D4F36B7811FFFD5304BFE680F70FDAE" blockId="6.[809,1425,400,636]" pageId="6" pageNumber="309">
<emphasis id="7F84EAA5811FFFD5304BFE680F51FE77" box="[809,1041,400,421]" italics="true" pageId="6" pageNumber="309">Material studied:</emphasis>
<materialsCitation id="FD983CEA811FFFD5374FFE6808A2FE17" ID-GBIF-Occurrence="3410570328" latitude="-29.967968" location="Coquimbo" longLatPrecision="1" longitude="-71.36689" pageId="6" pageNumber="309" specimenCount="1" stateProvince="Coquimbo">
<collectingRegion id="8F34F855811FFFD5374FFE680FEEFE74" box="[1069,1198,400,422]" country="Chile" name="Coquimbo" pageId="6" pageNumber="309">Coquimbo</collectingRegion>
(
<geoCoordinate id="28C45070811FFFD537A7FE680ECAFE77" box="[1221,1418,400,422]" degrees="29" direction="south" minutes="58" orientation="latitude" pageId="6" pageNumber="309" precision="1" seconds="04.68" value="-29.967968">29°5804.68 S</geoCoordinate>
,
<geoCoordinate id="28C45070811FFFD5304BFE57089AFE17" box="[809,986,431,453]" degrees="71" direction="west" minutes="22" orientation="longitude" pageId="6" pageNumber="309" precision="1" seconds="00.79" value="-71.36689">71°2200.79W</geoCoordinate>
)
</materialsCitation>
<emphasis id="7F84EAA5811FFFD5308EFE570F40FE16" box="[1004,1024,431,452]" italics="true" pageId="6" pageNumber="309">N</emphasis>
= 40;
<materialsCitation id="FD983CEA811FFFD5372DFE5608A3FE31" ID-GBIF-Occurrence="3410570345" latitude="-33.015827" location="Valparaiso" longLatPrecision="1" longitude="-71.56101" pageId="6" pageNumber="309" specimenCount="1" stateProvince="Valparaiso">
<collectingRegion id="8F34F855811FFFD5372DFE560F90FE16" box="[1103,1232,430,452]" country="Chile" name="Valparaiso" pageId="6" pageNumber="309">Valparaíso</collectingRegion>
(
<geoCoordinate id="28C45070811FFFD53781FE560ECCFE16" box="[1251,1420,430,452]" degrees="33" direction="south" minutes="00" orientation="latitude" pageId="6" pageNumber="309" precision="1" seconds="56.98" value="-33.015827">33°0056.98S</geoCoordinate>
,
<geoCoordinate id="28C45070811FFFD5304BFE35089BFE31" box="[809,987,461,483]" degrees="71" direction="west" minutes="33" orientation="longitude" pageId="6" pageNumber="309" precision="1" seconds="39.62" value="-71.56101">71°3339.62W</geoCoordinate>
)
</materialsCitation>
<materialsCitation id="FD983CEA811FFFD5308CFE3608B1FDD0" ID-GBIF-Occurrence="3410570342" latitude="-34.42499" location="Pichilemu" longLatPrecision="1" longitude="-72.04425" pageId="6" pageNumber="309" specimenCount="1" stateProvince="Valparaiso">
<emphasis id="7F84EAA5811FFFD5308CFE360F42FE31" box="[1006,1026,462,483]" italics="true" pageId="6" pageNumber="309">N</emphasis>
= 25;
<location id="482F606C811FFFD53731FE350F8EFE31" LSID="urn:lsid:plazi:treatment:C55987A1811FFFD43391F9300AC2F960:482F606C811FFFD53731FE350F8EFE31" box="[1107,1230,461,483]" latitude="-34.42499" longLatPrecision="1" longitude="-72.04425" name="Pichilemu" pageId="6" pageNumber="309" stateProvince="Valparaiso">Pichilemu</location>
(
<geoCoordinate id="28C45070811FFFD53783FE350ECCFE31" box="[1249,1420,461,483]" degrees="34" direction="south" minutes="25" orientation="latitude" pageId="6" pageNumber="309" precision="1" seconds="29.96" value="-34.42499">34°2529.96S</geoCoordinate>
,
<geoCoordinate id="28C45070811FFFD5304BFE1408A8FDD0" box="[809,1000,492,514]" degrees="72" direction="west" minutes="02" orientation="longitude" pageId="6" pageNumber="309" precision="1" seconds="39.31" value="-72.04425">72°0239.31W</geoCoordinate>
)
</materialsCitation>
<materialsCitation id="FD983CEA811FFFD5309DFE1408ABFDF2" ID-GBIF-Occurrence="3410570405" latitude="-37.21975" location="Tubul" longLatPrecision="1" longitude="-73.44321" pageId="6" pageNumber="309" specimenCount="1" stateProvince="Valparaiso">
<emphasis id="7F84EAA5811FFFD5309DFE140F53FDD3" box="[1023,1043,492,513]" italics="true" pageId="6" pageNumber="309">N</emphasis>
= 20;
<location id="482F606C811FFFD53712FE140FFCFDD0" LSID="urn:lsid:plazi:treatment:C55987A1811FFFD43391F9300AC2F960:482F606C811FFFD53712FE140FFCFDD0" box="[1136,1212,492,514]" latitude="-37.21975" longLatPrecision="1" longitude="-73.44321" name="Tubul" pageId="6" pageNumber="309" stateProvince="Valparaiso">Tubul</location>
(
<geoCoordinate id="28C45070811FFFD537B1FE140EC9FDD3" box="[1235,1417,492,513]" degrees="37" direction="south" minutes="13" orientation="latitude" pageId="6" pageNumber="309" precision="1" seconds="11.09" value="-37.21975">37°1311.09S</geoCoordinate>
,
<geoCoordinate id="28C45070811FFFD5304BFDF208A2FDF2" box="[809,994,522,544]" degrees="73" direction="west" minutes="26" orientation="longitude" pageId="6" pageNumber="309" precision="1" seconds="35.55" value="-73.44321">73°2635.55W</geoCoordinate>
)
</materialsCitation>
<materialsCitation id="FD983CEA811FFFD53095FDF308A3FDED" ID-GBIF-Occurrence="3410570396" latitude="-39.44418" location="Mehuin" longLatPrecision="1" longitude="-73.231285" pageId="6" pageNumber="309" specimenCount="1" stateProvince="Valparaiso">
<emphasis id="7F84EAA5811FFFD53095FDF30F4BFDF2" box="[1015,1035,523,544]" italics="true" pageId="6" pageNumber="309">N</emphasis>
= 35;
<location id="482F606C811FFFD53706FDF20F84FDF2" LSID="urn:lsid:plazi:treatment:C55987A1811FFFD43391F9300AC2F960:482F606C811FFFD53706FDF20F84FDF2" box="[1124,1220,522,544]" latitude="-39.44418" longLatPrecision="1" longitude="-73.231285" name="Mehuin" pageId="6" pageNumber="309" stateProvince="Valparaiso">Mehuín</location>
(
<geoCoordinate id="28C45070811FFFD537BBFDF20ECAFDF2" box="[1241,1418,522,544]" degrees="39" direction="south" minutes="26" orientation="latitude" pageId="6" pageNumber="309" precision="1" seconds="39.04" value="-39.44418">39°2639.04S</geoCoordinate>
,
<geoCoordinate id="28C45070811FFFD5304BFDD1089BFDED" box="[809,987,553,575]" degrees="73" direction="west" minutes="13" orientation="longitude" pageId="6" pageNumber="309" precision="1" seconds="52.63" value="-73.231285">73°1352.63W</geoCoordinate>
)
</materialsCitation>
<materialsCitation id="FD983CEA811FFFD5308CFDD208A0FD8C" ID-GBIF-Occurrence="3410570321" latitude="-39.79569" location="La Mision" longLatPrecision="1" longitude="-73.399765" pageId="6" pageNumber="309" specimenCount="1" stateProvince="Valparaiso">
<emphasis id="7F84EAA5811FFFD5308CFDD20F42FDED" box="[1006,1026,554,575]" italics="true" pageId="6" pageNumber="309">N</emphasis>
= 25;
<location id="482F606C811FFFD53731FDD20F8EFDED" LSID="urn:lsid:plazi:treatment:C55987A1811FFFD43391F9300AC2F960:482F606C811FFFD53731FDD20F8EFDED" box="[1107,1230,553,575]" latitude="-39.79569" longLatPrecision="1" longitude="-73.399765" name="La Mision" pageId="6" pageNumber="309" stateProvince="Valparaiso">La Misión</location>
(
<geoCoordinate id="28C45070811FFFD53783FDD10ECCFDEC" box="[1249,1420,553,574]" degrees="39" direction="south" minutes="47" orientation="latitude" pageId="6" pageNumber="309" precision="1" seconds="44.48" value="-39.79569">39°4744.48S</geoCoordinate>
,
<geoCoordinate id="28C45070811FFFD5304BFDB00899FD8C" box="[809,985,584,606]" degrees="73" direction="west" minutes="23" orientation="longitude" pageId="6" pageNumber="309" precision="1" seconds="59.17" value="-73.399765">73°2359.17W</geoCoordinate>
)
</materialsCitation>
<materialsCitation id="FD983CEA811FFFD53088FDB00896FDAE" ID-GBIF-Occurrence="3410570337" latitude="-40.544422" location="Pucatrihue" longLatPrecision="1" longitude="-73.7213" pageId="6" pageNumber="309" specimenCount="1" stateProvince="Valparaiso">
<emphasis id="7F84EAA5811FFFD53088FDB008BEFD8F" box="[1002,1022,584,605]" italics="true" pageId="6" pageNumber="309">N</emphasis>
= 40;
<location id="482F606C811FFFD5372FFDB00F93FD8C" LSID="urn:lsid:plazi:treatment:C55987A1811FFFD43391F9300AC2F960:482F606C811FFFD5372FFDB00F93FD8C" box="[1101,1235,584,606]" latitude="-40.544422" longLatPrecision="1" longitude="-73.7213" name="Pucatrihue" pageId="6" pageNumber="309" stateProvince="Valparaiso">Pucatrihue</location>
(
<geoCoordinate id="28C45070811FFFD53786FDB00ECBFD8F" box="[1252,1419,584,605]" degrees="40" direction="south" minutes="32" orientation="latitude" pageId="6" pageNumber="309" precision="1" seconds="39.92" value="-40.544422">40°3239.92S</geoCoordinate>
,
<geoCoordinate id="28C45070811FFFD5304BFD9E088EFDAE" box="[809,974,614,636]" degrees="73" direction="west" minutes="43" orientation="longitude" pageId="6" pageNumber="309" precision="1" seconds="16.68" value="-73.7213">73°4316.68W</geoCoordinate>
)
</materialsCitation>
<emphasis id="7F84EAA5811FFFD530BFFD9F08B1FDAE" box="[989,1009,615,636]" italics="true" pageId="6" pageNumber="309">N</emphasis>
= 25.
</paragraph>
<paragraph id="4D4F36B7811FFFD5304BFD600F20FB26" blockId="6.[809,1426,664,1268]" pageId="6" pageNumber="309">
<emphasis id="7F84EAA5811FFFD5304BFD60082EFD7F" box="[809,878,664,685]" italics="true" pageId="6" pageNumber="309">Shell:</emphasis>
The shell shape and sculpture are relatively constant in the analysed individuals from different localities along the Chilean Central coast (
<figureCitation id="D5CB2A32811FFFD53670FD2D0EC2FD38" box="[1298,1410,725,747]" captionStart="Figure 3" captionStartId="7.[163,243,1383,1405]" captionTargetBox="[260,1347,196,1343]" captionTargetId="figure-224@7.[259,1347,195,1343]" captionTargetPageId="7" captionText="Figure 3. Nacella clypeater, Central Chile, South America. Scale bar = 1.0 cm for all unless specified otherwise. A = La Misión, B = Tubul, C = Coquimbo. AF, shell morphology and coloration of Nacella clypeater. AC, lateral view. DF, dorsal view. G, mantle tentacles, cephalic tentacles and foot coloration patterns. H, radula. I, distribution." figureDoi="http://doi.org/10.5281/zenodo.5718888" httpUri="https://zenodo.org/record/5718888/files/figure.png" pageId="6" pageNumber="309">Fig. 3AF</figureCitation>
). The species exhibits a conical morphology, dorsally depressed with a relatively thick and non-translucent shell (
<figureCitation id="D5CB2A32811FFFD53010FCC908A7FC94" box="[882,999,817,839]" captionStart="Figure 3" captionStartId="7.[163,243,1383,1405]" captionTargetBox="[260,1347,196,1343]" captionTargetId="figure-224@7.[259,1347,195,1343]" captionTargetPageId="7" captionText="Figure 3. Nacella clypeater, Central Chile, South America. Scale bar = 1.0 cm for all unless specified otherwise. A = La Misión, B = Tubul, C = Coquimbo. AF, shell morphology and coloration of Nacella clypeater. AC, lateral view. DF, dorsal view. G, mantle tentacles, cephalic tentacles and foot coloration patterns. H, radula. I, distribution." figureDoi="http://doi.org/10.5281/zenodo.5718888" httpUri="https://zenodo.org/record/5718888/files/figure.png" pageId="6" pageNumber="309">Fig. 3AC</figureCitation>
). The anterior part of the animal is laterally compressed (
<figureCitation id="D5CB2A32811FFFD53751FCA80FE9FCB7" box="[1075,1193,848,870]" captionStart="Figure 3" captionStartId="7.[163,243,1383,1405]" captionTargetBox="[260,1347,196,1343]" captionTargetId="figure-224@7.[259,1347,195,1343]" captionTargetPageId="7" captionText="Figure 3. Nacella clypeater, Central Chile, South America. Scale bar = 1.0 cm for all unless specified otherwise. A = La Misión, B = Tubul, C = Coquimbo. AF, shell morphology and coloration of Nacella clypeater. AC, lateral view. DF, dorsal view. G, mantle tentacles, cephalic tentacles and foot coloration patterns. H, radula. I, distribution." figureDoi="http://doi.org/10.5281/zenodo.5718888" httpUri="https://zenodo.org/record/5718888/files/figure.png" pageId="6" pageNumber="309">Fig. 3DF</figureCitation>
). The shell is large (maximum length
<quantity id="8A089B52811FFFD53768FC970F2CFC56" box="[1034,1132,879,900]" metricMagnitude="-1" metricUnit="m" metricValue="1.2" pageId="6" pageNumber="309" unit="mm" value="120.0">120 mm</quantity>
) with a low profile. The apex is situated at the anterior 30% of the shell. The anterior slope of the shell is slightly concave, while the lateral and the posterior slopes are convex (
<figureCitation id="D5CB2A32811FFFD53050FC1108EDFC2C" box="[818,941,1001,1023]" captionStart="Figure 3" captionStartId="7.[163,243,1383,1405]" captionTargetBox="[260,1347,196,1343]" captionTargetId="figure-224@7.[259,1347,195,1343]" captionTargetPageId="7" captionText="Figure 3. Nacella clypeater, Central Chile, South America. Scale bar = 1.0 cm for all unless specified otherwise. A = La Misión, B = Tubul, C = Coquimbo. AF, shell morphology and coloration of Nacella clypeater. AC, lateral view. DF, dorsal view. G, mantle tentacles, cephalic tentacles and foot coloration patterns. H, radula. I, distribution." figureDoi="http://doi.org/10.5281/zenodo.5718888" httpUri="https://zenodo.org/record/5718888/files/figure.png" pageId="6" pageNumber="309">Fig. 3AC</figureCitation>
). The aperture of the shell is circular. The surface of the shell is sculptured with fine, rounded near-radial ribs and concentric growth lines beginning below the apex. The margin of the shell is relatively even. The external coloration varies (grey, green and brown) with clear white, yellow and creamy ribs. The internal part of the shell exhibits silvery to pale bronze, with a brown spot that corresponds to the impression of the body.
</paragraph>
</subSubSection>
<subSubSection id="05EA653C811FFFD5304BFAF50E15F9FA" pageId="6" pageNumber="309" type="description">
<paragraph id="4D4F36B7811FFFD5304BFAF508D4FA2B" blockId="6.[809,1424,1293,1530]" pageId="6" pageNumber="309">
<emphasis id="7F84EAA5811FFFD5304BFAF50F43FAF1" box="[809,1027,1293,1315]" italics="true" pageId="6" pageNumber="309">External anatomy:</emphasis>
The ventral area of the foot and the mantle fold are creamy white coloured and the epipodial fringe is recognizable. The mantle fold is thin and bordered by a black narrow line. Mantle tentacles are in alternate series of three short ones and a slightly longer one and lack pigmentation (
<figureCitation id="D5CB2A32811FFFD53050FA3D08C8FA08" box="[818,904,1477,1499]" captionStart="Figure 3" captionStartId="7.[163,243,1383,1405]" captionTargetBox="[260,1347,196,1343]" captionTargetId="figure-224@7.[259,1347,195,1343]" captionTargetPageId="7" captionText="Figure 3. Nacella clypeater, Central Chile, South America. Scale bar = 1.0 cm for all unless specified otherwise. A = La Misión, B = Tubul, C = Coquimbo. AF, shell morphology and coloration of Nacella clypeater. AC, lateral view. DF, dorsal view. G, mantle tentacles, cephalic tentacles and foot coloration patterns. H, radula. I, distribution." figureDoi="http://doi.org/10.5281/zenodo.5718888" httpUri="https://zenodo.org/record/5718888/files/figure.png" pageId="6" pageNumber="309">Fig. 3G</figureCitation>
). The cephalic tentacles are not pigmented (
<figureCitation id="D5CB2A32811FFFD53053FA1C08C4FA2B" box="[817,900,1508,1530]" captionStart="Figure 3" captionStartId="7.[163,243,1383,1405]" captionTargetBox="[260,1347,196,1343]" captionTargetId="figure-224@7.[259,1347,195,1343]" captionTargetPageId="7" captionText="Figure 3. Nacella clypeater, Central Chile, South America. Scale bar = 1.0 cm for all unless specified otherwise. A = La Misión, B = Tubul, C = Coquimbo. AF, shell morphology and coloration of Nacella clypeater. AC, lateral view. DF, dorsal view. G, mantle tentacles, cephalic tentacles and foot coloration patterns. H, radula. I, distribution." figureDoi="http://doi.org/10.5281/zenodo.5718888" httpUri="https://zenodo.org/record/5718888/files/figure.png" pageId="6" pageNumber="309">Fig. 3G</figureCitation>
).
</paragraph>
<subSection id="247F2F5C811FFFD5304BF9EA0E15F9FA" box="[809,1365,1554,1576]" pageId="6" pageNumber="309" type="multiple">
<paragraph id="4D4F36B7811FFFD5304BF9EA0E15F9FA" blockId="6.[809,1365,1554,1576]" box="[809,1365,1554,1576]" pageId="6" pageNumber="309">
<emphasis id="7F84EAA5811FFFD5304BF9EA08C4F9F5" box="[809,900,1554,1575]" italics="true" pageId="6" pageNumber="309">Radula:</emphasis>
See
<bibRefCitation id="29614B46811FFFD530DCF9EA0FA4F9FA" author="Valdovinos C &amp; Ruth M" box="[958,1252,1554,1576]" pageId="6" pageNumber="309" pagination="497 - 517" refId="ref26245" refString="Valdovinos C, Ruth M. 2005. Nacellidae limpets of southern South America: taxonomy and distribution. Revista Chilena de Historia Natural 78: 497 - 517." type="journal article" year="2005">Valdovinos &amp; Rüth (2005)</bibRefCitation>
(
<figureCitation id="D5CB2A32811FFFD53790F9EA0E06F9F5" box="[1266,1350,1554,1576]" captionStart="Figure 3" captionStartId="7.[163,243,1383,1405]" captionTargetBox="[260,1347,196,1343]" captionTargetId="figure-224@7.[259,1347,195,1343]" captionTargetPageId="7" captionText="Figure 3. Nacella clypeater, Central Chile, South America. Scale bar = 1.0 cm for all unless specified otherwise. A = La Misión, B = Tubul, C = Coquimbo. AF, shell morphology and coloration of Nacella clypeater. AC, lateral view. DF, dorsal view. G, mantle tentacles, cephalic tentacles and foot coloration patterns. H, radula. I, distribution." figureDoi="http://doi.org/10.5281/zenodo.5718888" httpUri="https://zenodo.org/record/5718888/files/figure.png" pageId="6" pageNumber="309">Fig. 3H</figureCitation>
).
</paragraph>
</subSection>
</subSubSection>
<subSubSection id="05EA653C811FFFD5304BF9C60F12F912" pageId="6" pageNumber="309" type="distribution">
<paragraph id="4D4F36B7811FFFD5304BF9C60FD8F9A0" blockId="6.[809,1423,1598,1651]" pageId="6" pageNumber="309">
<emphasis id="7F84EAA5811FFFD5304BF9C60888F981" box="[809,968,1598,1619]" italics="true" pageId="6" pageNumber="309">Distribution:</emphasis>
Pacific margin of the Chilean coast between
<geoCoordinate id="28C45070811FFFD530ECF9A50883F9A0" box="[910,963,1629,1650]" degrees="42" direction="south" orientation="latitude" pageId="6" pageNumber="309" precision="55555" value="-42.0">42°S</geoCoordinate>
and
<geoCoordinate id="28C45070811FFFD5309EF9A50F70F9A0" box="[1020,1072,1629,1650]" degrees="30" direction="south" orientation="latitude" pageId="6" pageNumber="309" precision="55555" value="-30.0">30°S</geoCoordinate>
(
<figureCitation id="D5CB2A32811FFFD53722F9A50FC8F9A0" box="[1088,1160,1629,1651]" captionStart="Figure 3" captionStartId="7.[163,243,1383,1405]" captionTargetBox="[260,1347,196,1343]" captionTargetId="figure-224@7.[259,1347,195,1343]" captionTargetPageId="7" captionText="Figure 3. Nacella clypeater, Central Chile, South America. Scale bar = 1.0 cm for all unless specified otherwise. A = La Misión, B = Tubul, C = Coquimbo. AF, shell morphology and coloration of Nacella clypeater. AC, lateral view. DF, dorsal view. G, mantle tentacles, cephalic tentacles and foot coloration patterns. H, radula. I, distribution." figureDoi="http://doi.org/10.5281/zenodo.5718888" httpUri="https://zenodo.org/record/5718888/files/figure.png" pageId="6" pageNumber="309">Fig. 3I</figureCitation>
).
</paragraph>
<paragraph id="4D4F36B7811FFFD5304BF9740F12F912" blockId="6.[809,1424,1676,1728]" pageId="6" pageNumber="309">
<emphasis id="7F84EAA5811FFFD5304BF97408CEF973" box="[809,910,1676,1697]" italics="true" pageId="6" pageNumber="309">Habitat:</emphasis>
Low intertidal and subtidal rocky shores between
<quantity id="8A089B52811FFFD530ECF95208B8F912" box="[910,1016,1706,1728]" metricMagnitude="1" metricUnit="m" metricValue="1.0" metricValueMax="2.0" metricValueMin="0.0" pageId="6" pageNumber="309" unit="m" value="10.0" valueMax="20.0" valueMin="0.0">0 to 20 m</quantity>
depths.
</paragraph>
</subSubSection>
<subSubSection id="05EA653C811FFFD4304BF9210AC2F960" lastPageId="7" lastPageNumber="310" pageId="6" pageNumber="309" type="discussion">
<paragraph id="4D4F36B7811FFFD4304BF9210AC2F960" blockId="6.[809,1425,1753,1898]" lastBlockId="7.[163,779,1508,1714]" lastPageId="7" lastPageNumber="310" pageId="6" pageNumber="309">
<emphasis id="7F84EAA5811FFFD5304BF92108E8F93C" box="[809,936,1753,1774]" italics="true" pageId="6" pageNumber="309">Comments:</emphasis>
Field observation along the Chilean coast shows that
<taxonomicName id="8AF04D34811FFFD530CCF9000F74F8DF" baseAuthorityName="Lesson" baseAuthorityYear="1831" box="[942,1076,1784,1805]" class="Gastropoda" family="Nacellidae" genus="Nacella" kingdom="Animalia" order="Patellida" pageId="6" pageNumber="309" phylum="Mollusca" rank="species" species="clypeater">
<emphasis id="7F84EAA5811FFFD530CCF9000F74F8DF" box="[942,1076,1784,1805]" italics="true" pageId="6" pageNumber="309">N. clypeater</emphasis>
</taxonomicName>
exhibits a patchy distribution being highly abundant in some localities and completely absent at others. In fact,
<bibRefCitation id="29614B46811FFFD53736F8CD0E4CF899" author="Aguilera MA" box="[1108,1292,1845,1867]" pageId="6" pageNumber="309" pagination="241 - 261" refId="ref19898" refString="Aguilera MA. 2011. The functional roles of herbivores in the rocky intertidal systems in Chile: A review of food preferences and consumptive effects. Revista Chilena de Historia Natural 84: 241 - 261." type="journal article" year="2011">Aguilera (2011)</bibRefCitation>
, in a rocky intertidal trophic study across the Chilean coast, did not record the presence of
<taxonomicName id="8AF04D34811EFFD432B6FA1D091BFA2B" baseAuthorityName="Lesson" baseAuthorityYear="1831" box="[468,603,1508,1530]" class="Gastropoda" family="Nacellidae" genus="Nacella" kingdom="Animalia" order="Patellida" pageId="7" pageNumber="310" phylum="Mollusca" rank="species" species="clypeater">
<emphasis id="7F84EAA5811EFFD432B6FA1D091BFA2B" box="[468,603,1508,1530]" italics="true" pageId="7" pageNumber="310">N. clypeater</emphasis>
</taxonomicName>
and, therefore, considered it as an uncommon inter- subtidal species. Population-based analyses in the species suggest that
<taxonomicName id="8AF04D34811EFFD433C1F9B90A6FF987" baseAuthorityName="Lesson" baseAuthorityYear="1831" box="[163,303,1600,1622]" class="Gastropoda" family="Nacellidae" genus="Nacella" kingdom="Animalia" order="Patellida" pageId="7" pageNumber="310" phylum="Mollusca" rank="species" species="clypeater">
<emphasis id="7F84EAA5811EFFD433C1F9B90A6FF987" box="[163,303,1600,1622]" italics="true" pageId="7" pageNumber="310">N. clypeater</emphasis>
</taxonomicName>
represents a single genetic unit across its distribution and exhibits extremely low levels of mtDNA (
<emphasis id="7F84EAA5811EFFD43269F9860A7AF941" box="[267,314,1662,1683]" italics="true" pageId="7" pageNumber="310">COI</emphasis>
) genetic diversity across its distribution (unpublished data).
</paragraph>
</subSubSection>
</treatment>
</document>