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<taxonomicName LSID="EEBEE371-7E9D-5794-8A4B-B26CAD6F2781" authority="Pholyotha &amp; Panha" authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira" status="sp. nov.">Sarika lactospira Pholyotha &amp; Panha</taxonomicName>
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<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Maximum likelihood tree showing the relationships among species of Sarika based on the mitochondrial COI gene sequences. Numbers by the nodes are the ML bootstrap values (left) and Bayesian posterior probabilities (right); shown only for the nodes supported by ML or BI (≥ 70 % and ≥ 0.95). Each clade colour refers to a genus." figureDoi="10.3897/zookeys.976.53859.figure1" httpUri="https://binary.pensoft.net/fig/464383" pageId="0" pageNumber="1">Figs 1</figureCitation>
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Geographic distribution of Sarika kawtaoensis, S. lactospira sp. nov., and S. obesior based on the specimens examined herein." figureDoi="10.3897/zookeys.976.53859.figure8" httpUri="https://binary.pensoft.net/fig/464390" pageId="0" pageNumber="1">, 8</figureCitation>
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Living snails of group I: Sarika resplendens group. A Sarika heptagyra specimen CUMZ 7279 B S. kawtaoensis specimen CUMZ 7738 C S. caligina sp. nov. paratype CUMZ 7245 D S. lactospira sp. nov. paratype CUMZ 7287 E S. megalogyne sp. nov. paratype CUMZ 7522 and F S. subheptagyra sp. nov. paratype CUMZ 7507. All not to scale." figureDoi="10.3897/zookeys.976.53859.figure10" httpUri="https://binary.pensoft.net/fig/464392" pageId="0" pageNumber="1">, 10D</figureCitation>
<figureCitation captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Shells of group I: Sarika resplendens group. A, B Sarika lactospira sp. nov. A holotype CUMZ 7286 and B paratype CUMZ 7287 C, D S. megalogyne sp. nov. C holotype CUMZ 7521 and D paratype CUMZ 7522 E, F S. subheptagyra sp. nov. E holotype CUMZ 7506 and F paratype CUMZ 7507." figureDoi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1">, 25A, B</figureCitation>
<figureCitation captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Genitalia. A, B Sarika lactospira sp. nov. specimen CUMZ 7291 A general view of genital system B internal structure of penis C, D S. megalogyne sp. nov. paratype CUMZ 7522 C general view of genital system D internal structure of penis. White arrowheads indicate the ends of the penes." figureDoi="10.3897/zookeys.976.53859.figure26" httpUri="https://binary.pensoft.net/fig/464408" pageId="0" pageNumber="1">, 26A, B</figureCitation>
<figureCitation captionStart="Figure 31" captionStartId="F31" captionText="Figure 31. Representative SEM images of the radula. A Sarika kawtaoensis specimen CUMZ B S. caligina sp. nov. paratype CUMZ 7245 C S. lactospira sp. nov. specimen CUMZ 7291 D S. megalogyne sp. nov. specimen CUMZ 7531, and E S. subheptagyra sp. nov. paratype CUMZ 7507. Central tooth indicated by ' C'; yellow colour indicates lateral teeth in the transition to marginal teeth." figureDoi="10.3897/zookeys.976.53859.figure31" httpUri="https://binary.pensoft.net/fig/464413" pageId="0" pageNumber="1">, 31C</figureCitation>
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<figureCitation id="D696AB0A1075FF5089073FEB8641B617" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Maximum likelihood tree showing the relationships among species of Sarika based on the mitochondrial COI gene sequences. Numbers by the nodes are the ML bootstrap values (left) and Bayesian posterior probabilities (right); shown only for the nodes supported by ML or BI (≥ 70 % and ≥ 0.95). Each clade colour refers to a genus." figureDoi="10.3897/zookeys.976.53859.figure1" httpUri="https://binary.pensoft.net/fig/464383" pageId="0" pageNumber="1">Figs 1</figureCitation>
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<figureCitation id="93BA1CB962A4F16DE853BB83F87F13F4" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Living snails of group I: Sarika resplendens group. A Sarika heptagyra specimen CUMZ 7279 B S. kawtaoensis specimen CUMZ 7738 C S. caligina sp. nov. paratype CUMZ 7245 D S. lactospira sp. nov. paratype CUMZ 7287 E S. megalogyne sp. nov. paratype CUMZ 7522 and F S. subheptagyra sp. nov. paratype CUMZ 7507. All not to scale." figureDoi="10.3897/zookeys.976.53859.figure10" httpUri="https://binary.pensoft.net/fig/464392" pageId="0" pageNumber="1">, 10D</figureCitation>
<figureCitation id="2DC2FD802B9CE7028E9F85380760472F" captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Shells of group I: Sarika resplendens group. A, B Sarika lactospira sp. nov. A holotype CUMZ 7286 and B paratype CUMZ 7287 C, D S. megalogyne sp. nov. C holotype CUMZ 7521 and D paratype CUMZ 7522 E, F S. subheptagyra sp. nov. E holotype CUMZ 7506 and F paratype CUMZ 7507." figureDoi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1">, 25A, B</figureCitation>
<figureCitation id="150B2594A4AE8E1AA26F0B23177BFF79" captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Genitalia. A, B Sarika lactospira sp. nov. specimen CUMZ 7291 A general view of genital system B internal structure of penis C, D S. megalogyne sp. nov. paratype CUMZ 7522 C general view of genital system D internal structure of penis. White arrowheads indicate the ends of the penes." figureDoi="10.3897/zookeys.976.53859.figure26" httpUri="https://binary.pensoft.net/fig/464408" pageId="0" pageNumber="1">, 26A, B</figureCitation>
<figureCitation id="4CCF774FEEB51558402BC3204518DCEA" captionStart="Figure 31" captionStartId="F31" captionText="Figure 31. Representative SEM images of the radula. A Sarika kawtaoensis specimen CUMZ B S. caligina sp. nov. paratype CUMZ 7245 C S. lactospira sp. nov. specimen CUMZ 7291 D S. megalogyne sp. nov. specimen CUMZ 7531, and E S. subheptagyra sp. nov. paratype CUMZ 7507. Central tooth indicated by ' C'; yellow colour indicates lateral teeth in the transition to marginal teeth." figureDoi="10.3897/zookeys.976.53859.figure31" httpUri="https://binary.pensoft.net/fig/464413" pageId="0" pageNumber="1">, 31C</figureCitation>
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<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Holotype</emphasis>
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CUMZ 7286 (Fig.
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<figureCitation id="F6BE857F7711D2B35320B0A5A572BCDC" captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Shells of group I: Sarika resplendens group. A, B Sarika lactospira sp. nov. A holotype CUMZ 7286 and B paratype CUMZ 7287 C, D S. megalogyne sp. nov. C holotype CUMZ 7521 and D paratype CUMZ 7522 E, F S. subheptagyra sp. nov. E holotype CUMZ 7506 and F paratype CUMZ 7507." figureDoi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1">25A</figureCitation>
, width 21.2 mm, height 10.0 mm).
<emphasis bold="true" italics="true" pageId="0" pageNumber="1">Paratypes</emphasis>
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CUMZ 7287 (28 shells and three specimens preserved in ethanol; Fig.
<figureCitation captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Shells of group I: Sarika resplendens group. A, B Sarika lactospira sp. nov. A holotype CUMZ 7286 and B paratype CUMZ 7287 C, D S. megalogyne sp. nov. C holotype CUMZ 7521 and D paratype CUMZ 7522 E, F S. subheptagyra sp. nov. E holotype CUMZ 7506 and F paratype CUMZ 7507." figureDoi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1">25B</figureCitation>
<figureCitation id="75405BE8CCC122E4BED8E29D36A48043" captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Shells of group I: Sarika resplendens group. A, B Sarika lactospira sp. nov. A holotype CUMZ 7286 and B paratype CUMZ 7287 C, D S. megalogyne sp. nov. C holotype CUMZ 7521 and D paratype CUMZ 7522 E, F S. subheptagyra sp. nov. E holotype CUMZ 7506 and F paratype CUMZ 7507." figureDoi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1">25B</figureCitation>
, width 20.5 mm, height 10.2 mm), NHMUK 20200282 (two shells), SMF (two shells), ZRC.MOL.017027 (two shells).
</paragraph>
<caption doi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1" start="Figure 25" startId="F25">
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Figure 25.</emphasis>
<caption id="5C97225D18919BECFB5BEBBC01EF9D77" doi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1" start="Figure 25" startId="F25">
<paragraph id="C82E2A436D4C444A00473C9BF1DCBEAB" pageId="0" pageNumber="1">
<emphasis id="DED24DB70F4E7C0E73608A523BE8E61A" bold="true" pageId="0" pageNumber="1">Figure 25.</emphasis>
Shells of group I:
<taxonomicName baseAuthorityName="Philippi" baseAuthorityYear="1846" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika resplendens" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="resplendens">
<emphasis italics="true" pageId="0" pageNumber="1">Sarika resplendens</emphasis>
<taxonomicName id="6BE669BF17F2AC45ACDFC2D5003BB97E" baseAuthorityName="Philippi" baseAuthorityYear="1846" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika resplendens" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="resplendens">
<emphasis id="E1764E1CE1F5DA576E459CEF8E7C0C57" italics="true" pageId="0" pageNumber="1">Sarika resplendens</emphasis>
</taxonomicName>
group.
<emphasis bold="true" pageId="0" pageNumber="1">A, B</emphasis>
<taxonomicName authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">Sarika lactospira</emphasis>
<emphasis id="CA4A818D884BAD60EFC863A891DD58A6" bold="true" pageId="0" pageNumber="1">A, B</emphasis>
<taxonomicName id="57C907577D61A09C2F224EFB05C2BD58" authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira">
<emphasis id="5401ADC681B481927613F80DA67A1D73" italics="true" pageId="0" pageNumber="1">Sarika lactospira</emphasis>
</taxonomicName>
sp. nov.
<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
<emphasis id="4A52886888E2B1D5FC14C3C740828A8D" bold="true" pageId="0" pageNumber="1">A</emphasis>
holotype CUMZ 7286 and
<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
<emphasis id="93EEABBECA1B0261A59080BC9913E694" bold="true" pageId="0" pageNumber="1">B</emphasis>
paratype CUMZ 7287
<emphasis bold="true" pageId="0" pageNumber="1">C, D</emphasis>
<taxonomicName lsidName="S. megalogyne" pageId="0" pageNumber="1" rank="species" species="megalogyne">
<emphasis italics="true" pageId="0" pageNumber="1">S. megalogyne</emphasis>
<emphasis id="EDAD81BFAA1E163BF77162B797209618" bold="true" pageId="0" pageNumber="1">C, D</emphasis>
<taxonomicName id="E177D13AA083357999C8AFB328F053ED" lsidName="S. megalogyne" pageId="0" pageNumber="1" rank="species" species="megalogyne">
<emphasis id="651BA9B98E148F1F4949BD6F8D303B0B" italics="true" pageId="0" pageNumber="1">S. megalogyne</emphasis>
</taxonomicName>
sp. nov.
<emphasis bold="true" pageId="0" pageNumber="1">C</emphasis>
<emphasis id="9B42761B13EFFB7F627241A510BE05A3" bold="true" pageId="0" pageNumber="1">C</emphasis>
holotype CUMZ 7521 and
<emphasis bold="true" pageId="0" pageNumber="1">D</emphasis>
<emphasis id="32DA8B90267414BDB96CB00B16D383FC" bold="true" pageId="0" pageNumber="1">D</emphasis>
paratype CUMZ 7522
<emphasis bold="true" pageId="0" pageNumber="1">E, F</emphasis>
<taxonomicName lsidName="S. subheptagyra" pageId="0" pageNumber="1" rank="species" species="subheptagyra">
<emphasis italics="true" pageId="0" pageNumber="1">S. subheptagyra</emphasis>
<emphasis id="60BAA930A0F9DBEE3762E75FDAAB3519" bold="true" pageId="0" pageNumber="1">E, F</emphasis>
<taxonomicName id="60F3AC0C967109716FDC39D22D014A5F" lsidName="S. subheptagyra" pageId="0" pageNumber="1" rank="species" species="subheptagyra">
<emphasis id="FD243660C6325CF1428FAFCA79165818" italics="true" pageId="0" pageNumber="1">S. subheptagyra</emphasis>
</taxonomicName>
sp. nov.
<emphasis bold="true" pageId="0" pageNumber="1">E</emphasis>
<emphasis id="1A72C01BD861AF86D8A5B83BF90B8795" bold="true" pageId="0" pageNumber="1">E</emphasis>
holotype CUMZ 7506 and
<emphasis bold="true" pageId="0" pageNumber="1">F</emphasis>
<emphasis id="F95828471E2E86B345892BB8B48F9339" bold="true" pageId="0" pageNumber="1">F</emphasis>
paratype CUMZ 7507.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="materials_examined">
<paragraph pageId="0" pageNumber="1">Other material examined.</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Thailand-Southern.</emphasis>
<subSubSection id="9B532179A26E8BCA3B45F50522C2767C" pageId="0" pageNumber="1" type="materials_examined">
<paragraph id="8CE0FD7E796E837B5993E613F0378CDA" pageId="0" pageNumber="1">Other material examined.</paragraph>
<paragraph id="CAC8CB6B53E80418EC41DB730D770CC6" pageId="0" pageNumber="1">
<emphasis id="CF0E3DE9E49F12761E2F6E9A3DF4F327" bold="true" pageId="0" pageNumber="1">Thailand-Southern.</emphasis>
Limestone outcrop in Don Sak, Don Sak, Surat Thani,
<geoCoordinate degrees="9" direction="north" minutes="19" orientation="latitude" precision="1" seconds="21.9" value="9.32275">9°19'21.9&quot;N</geoCoordinate>
<geoCoordinate id="8347ADA4AD9C2185FFAFF10E15FD77C0" degrees="9" direction="north" minutes="19" orientation="latitude" precision="1" seconds="21.9" value="9.32275">9°19'21.9&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="44" orientation="longitude" precision="1" seconds="38.2" value="99.74394">99°44'38.2&quot;E</geoCoordinate>
<geoCoordinate id="858D6ADF38892FE5191D3A7BB435ECED" degrees="99" direction="east" minutes="44" orientation="longitude" precision="1" seconds="38.2" value="99.74394">99°44'38.2&quot;E</geoCoordinate>
: CUMZ 7288, 7293. Khao Kloi Monastery, Don Sak, Surat Thani,
<geoCoordinate degrees="9" direction="north" minutes="16" orientation="latitude" precision="1" seconds="47.1" value="9.27975">9°16'47.1&quot;N</geoCoordinate>
<geoCoordinate id="891C12BCC5C7BF6217D4158A3E6655DB" degrees="9" direction="north" minutes="16" orientation="latitude" precision="1" seconds="47.1" value="9.27975">9°16'47.1&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="44" orientation="longitude" precision="1" seconds="11.7" value="99.73658">99°44'11.7&quot;E</geoCoordinate>
<geoCoordinate id="DC6BEBDAF3215F945A8A2BA2B6361910" degrees="99" direction="east" minutes="44" orientation="longitude" precision="1" seconds="11.7" value="99.73658">99°44'11.7&quot;E</geoCoordinate>
: CUMZ 7290. Limestone outcrop in Nang Kam Beach, Don Sak, Surat Thani,
<geoCoordinate degrees="9" direction="north" minutes="18" orientation="latitude" precision="1" seconds="54.0" value="9.315001">9°18'54.0&quot;N</geoCoordinate>
<geoCoordinate id="946B8C0966657BA79C3F4DADF78F1B43" degrees="9" direction="north" minutes="18" orientation="latitude" precision="1" seconds="54.0" value="9.315001">9°18'54.0&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="45" orientation="longitude" precision="1" seconds="39.4" value="99.76095">99°45'39.4&quot;E</geoCoordinate>
<geoCoordinate id="DCA9DF09F44FB18C9FFB8EA9968EBF3E" degrees="99" direction="east" minutes="45" orientation="longitude" precision="1" seconds="39.4" value="99.76095">99°45'39.4&quot;E</geoCoordinate>
: CUMZ 7294. Khiri Wong Cave, Don Sak, Surat Thani,
<geoCoordinate degrees="9" direction="north" minutes="12" orientation="latitude" precision="1" seconds="15.9" value="9.204416">9°12'15.9&quot;N</geoCoordinate>
<geoCoordinate id="EA56DB8E876FA42656F61AC9C1B47032" degrees="9" direction="north" minutes="12" orientation="latitude" precision="1" seconds="15.9" value="9.204416">9°12'15.9&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="39" orientation="longitude" precision="1" seconds="45.0" value="99.6625">99°39'45.0&quot;E</geoCoordinate>
<geoCoordinate id="1BFF0DA12EE55C559D7E2039F3D4F55F" degrees="99" direction="east" minutes="39" orientation="longitude" precision="1" seconds="45.0" value="99.6625">99°39'45.0&quot;E</geoCoordinate>
: CUMZ 7295. Wat Pra Puttabhat Sri Suratthani, Kanchanadit, Surat Thani,
<geoCoordinate degrees="9" direction="north" minutes="11" orientation="latitude" precision="1" seconds="17.2" value="9.188111">9°11'17.2&quot;N</geoCoordinate>
<geoCoordinate id="7EF73B811E0834EE0E60E0E97669FA4D" degrees="9" direction="north" minutes="11" orientation="latitude" precision="1" seconds="17.2" value="9.188111">9°11'17.2&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="34" orientation="longitude" precision="1" seconds="50.6" value="99.58072">99°34'50.6&quot;E</geoCoordinate>
<geoCoordinate id="4ACD10A3AF51FDEBF7A4CF085260AAFB" degrees="99" direction="east" minutes="34" orientation="longitude" precision="1" seconds="50.6" value="99.58072">99°34'50.6&quot;E</geoCoordinate>
: CUMZ 7292. Khao Phanom Wang Bureau of Monks, Kanchanadit, Surat Thani,
<geoCoordinate degrees="9" direction="north" minutes="05" orientation="latitude" precision="1" seconds="30.9" value="9.091916">9°05'30.9&quot;N</geoCoordinate>
<geoCoordinate id="E248E87FAE2F7B712EE3680F5289FFC9" degrees="9" direction="north" minutes="05" orientation="latitude" precision="1" seconds="30.9" value="9.091916">9°05'30.9&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="36" orientation="longitude" precision="1" seconds="19.0" value="99.60528">99°36'19.0&quot;E</geoCoordinate>
<geoCoordinate id="90C0893A4490A56E5E7E5C6E281F58FB" degrees="99" direction="east" minutes="36" orientation="longitude" precision="1" seconds="19.0" value="99.60528">99°36'19.0&quot;E</geoCoordinate>
: CUMZ 7296. Limestone outcrop in Thong Thian, Khanom, Nakhon Si Thammarat,
<geoCoordinate degrees="9" direction="north" minutes="13" orientation="latitude" precision="1" seconds="27.2" value="9.224222">9°13'27.2&quot;N</geoCoordinate>
<geoCoordinate id="89CEDC61EA4314F36882746097385612" degrees="9" direction="north" minutes="13" orientation="latitude" precision="1" seconds="27.2" value="9.224222">9°13'27.2&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="50" orientation="longitude" precision="1" seconds="37.4" value="99.84373">99°50'37.4&quot;E</geoCoordinate>
<geoCoordinate id="A8B47A469D86DC8DA70F8C5CCDFD6971" degrees="99" direction="east" minutes="50" orientation="longitude" precision="1" seconds="37.4" value="99.84373">99°50'37.4&quot;E</geoCoordinate>
: CUMZ 7289. Khao Krot Bureau of Monks, Khanom, Nakhon Si Thammarat,
<geoCoordinate degrees="9" direction="north" minutes="14" orientation="latitude" precision="1" seconds="22.5" value="9.239584">9°14'22.5&quot;N</geoCoordinate>
<geoCoordinate id="0BED2AB57D5FA1392569F62EAEF984EF" degrees="9" direction="north" minutes="14" orientation="latitude" precision="1" seconds="22.5" value="9.239584">9°14'22.5&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="48" orientation="longitude" precision="1" seconds="04.9" value="99.80136">99°48'04.9&quot;E</geoCoordinate>
<geoCoordinate id="F0C65408979929BC683685BBE3EA6061" degrees="99" direction="east" minutes="48" orientation="longitude" precision="1" seconds="04.9" value="99.80136">99°48'04.9&quot;E</geoCoordinate>
: CUMZ 7291.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="type locality">
<paragraph pageId="0" pageNumber="1">Type locality.</paragraph>
<paragraph pageId="0" pageNumber="1">
<subSubSection id="BCE47875E05C761923ED0D445763E67E" pageId="0" pageNumber="1" type="type locality">
<paragraph id="711210D828F2A67A98CCBA03B7D908DA" pageId="0" pageNumber="1">Type locality.</paragraph>
<paragraph id="F2EA0E46AAC4EE20D0964311C5F50149" pageId="0" pageNumber="1">
Wat Ao Sadet, Khanom, Nakhon Si Thammarat, Thailand,
<geoCoordinate degrees="9" direction="north" minutes="17" orientation="latitude" precision="1" seconds="20.9" value="9.28914">9°17'20.9&quot;N</geoCoordinate>
<geoCoordinate id="21F7AFDF5D80C27DFE6D92E603D84733" degrees="9" direction="north" minutes="17" orientation="latitude" precision="1" seconds="20.9" value="9.28914">9°17'20.9&quot;N</geoCoordinate>
,
<geoCoordinate degrees="99" direction="east" minutes="47" orientation="longitude" precision="1" seconds="13.8" value="99.78716">99°47'13.8&quot;E</geoCoordinate>
<geoCoordinate id="E39782F4BBADC426E008442CF4690E97" degrees="99" direction="east" minutes="47" orientation="longitude" precision="1" seconds="13.8" value="99.78716">99°47'13.8&quot;E</geoCoordinate>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="diagnosis">
<paragraph pageId="0" pageNumber="1">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="1">Shell large, depressed, pale yellowish brown with slightly shouldered body whorl and pale milky subsutural band. Animal with grey body and five mantle lobes. Genitalia with a straight epiphallic caecum and triangular prism pilasters on inner penial sculpture.</paragraph>
<subSubSection id="53F5E5061A265A6F99FC1C3C30567E9A" pageId="0" pageNumber="1" type="diagnosis">
<paragraph id="88754276F0F4A5350A6B171ACF67E2C9" pageId="0" pageNumber="1">Diagnosis.</paragraph>
<paragraph id="B1C7F3D986101F7C08686B7782FC708B" pageId="0" pageNumber="1">Shell large, depressed, pale yellowish brown with slightly shouldered body whorl and pale milky subsutural band. Animal with grey body and five mantle lobes. Genitalia with a straight epiphallic caecum and triangular prism pilasters on inner penial sculpture.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="description">
<paragraph pageId="0" pageNumber="1">Description.</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">
<emphasis italics="true" pageId="0" pageNumber="1">Shell</emphasis>
<subSubSection id="CC3F5C3D5979EEB21B228D97CA784881" pageId="0" pageNumber="1" type="description">
<paragraph id="9B3A136C7CE0EBA4B97556DEC7760502" pageId="0" pageNumber="1">Description.</paragraph>
<paragraph id="B72449BB38FD0D74B6A01203EE35ABE0" pageId="0" pageNumber="1">
<emphasis id="7B3D6C21693276338EA2468CFFF75D18" bold="true" pageId="0" pageNumber="1">
<emphasis id="D3BB3F3B2A0F2AABD16FE488DB898F17" italics="true" pageId="0" pageNumber="1">Shell</emphasis>
.
</emphasis>
Shell depressed, large size (shell width up to 23.6 mm, shell height up to 11.8 mm) and thin. Surface smooth and shiny; shell colour pale yellowish brown. Whorls 6-
<normalizedToken originalValue="6½">61/2</normalizedToken>
<normalizedToken id="FAEC1CD1F2ECBD2CA1C16A62D1768FE3" originalValue="6½">61/2</normalizedToken>
, increasing regularly; body whorl large and slightly shouldered. Spire moderately elevated; suture impressed and with narrow pale milky to whitish subsutural band. Aperture crescent-shaped and obliquely opened. Peristome simple. Columellar margin simple and slightly reflected near umbilicus. Umbilicus narrowly opened (Fig.
<figureCitation captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Shells of group I: Sarika resplendens group. A, B Sarika lactospira sp. nov. A holotype CUMZ 7286 and B paratype CUMZ 7287 C, D S. megalogyne sp. nov. C holotype CUMZ 7521 and D paratype CUMZ 7522 E, F S. subheptagyra sp. nov. E holotype CUMZ 7506 and F paratype CUMZ 7507." figureDoi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1">25A, B</figureCitation>
<figureCitation id="B407FE5AB0A55F3DE759EB9A3D7B4D86" captionStart="Figure 25" captionStartId="F25" captionText="Figure 25. Shells of group I: Sarika resplendens group. A, B Sarika lactospira sp. nov. A holotype CUMZ 7286 and B paratype CUMZ 7287 C, D S. megalogyne sp. nov. C holotype CUMZ 7521 and D paratype CUMZ 7522 E, F S. subheptagyra sp. nov. E holotype CUMZ 7506 and F paratype CUMZ 7507." figureDoi="10.3897/zookeys.976.53859.figure25" httpUri="https://binary.pensoft.net/fig/464407" pageId="0" pageNumber="1">25A, B</figureCitation>
).
</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">
<emphasis italics="true" pageId="0" pageNumber="1">Genital organs</emphasis>
<paragraph id="6C22E9CB41AEEBD08C642AC27EB7DBDC" pageId="0" pageNumber="1">
<emphasis id="2B8015E648F0E933AB6A4080BD745112" bold="true" pageId="0" pageNumber="1">
<emphasis id="BEDD3A9E826FB27CB5349533A1C03E40" italics="true" pageId="0" pageNumber="1">Genital organs</emphasis>
.
</emphasis>
Atrium short. Penis cylindrical with thin penial sheath covering proximal penis. Inner sculpture of penis proximally more than ca. half of penial chamber with small longitudinal penial pilasters, and then gradually transformed from small to large rhomboid pilasters with acute angle on top (triangular prism). Epiphallus cylindrical and slightly shorter than twice the penis length. Epiphallic caecum long, straight, similar diameter with epiphallus and located proximally near middle of epiphallus. Penial retractor muscle thin and attached at tip of epiphallic caecum. Flagellum slender, approximately half length of epiphallus. Vas deferens thin tube connecting distal epiphallus and free oviduct (Fig.
<figureCitation captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Genitalia. A, B Sarika lactospira sp. nov. specimen CUMZ 7291 A general view of genital system B internal structure of penis C, D S. megalogyne sp. nov. paratype CUMZ 7522 C general view of genital system D internal structure of penis. White arrowheads indicate the ends of the penes." figureDoi="10.3897/zookeys.976.53859.figure26" httpUri="https://binary.pensoft.net/fig/464408" pageId="0" pageNumber="1">26A, B</figureCitation>
<figureCitation id="FDD9B999004E853A2AFCA3DB1C193605" captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Genitalia. A, B Sarika lactospira sp. nov. specimen CUMZ 7291 A general view of genital system B internal structure of penis C, D S. megalogyne sp. nov. paratype CUMZ 7522 C general view of genital system D internal structure of penis. White arrowheads indicate the ends of the penes." figureDoi="10.3897/zookeys.976.53859.figure26" httpUri="https://binary.pensoft.net/fig/464408" pageId="0" pageNumber="1">26A, B</figureCitation>
).
</paragraph>
<paragraph pageId="0" pageNumber="1">
<paragraph id="6C670F139970C386D6FC879811D116FD" pageId="0" pageNumber="1">
Vagina cylindrical and approximately half of penis length. Dart apparatus large, long cylindrical, and located on atrium at vagina and penis junction. Gametolytic sac enlarged and bulbous; gametolytic duct long and enlarged (damaged spermatophore inside). Free oviduct large cylindrical, approximately as long as vagina length, and proximal end encircled with thick tissue (Fig.
<figureCitation captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Genitalia. A, B Sarika lactospira sp. nov. specimen CUMZ 7291 A general view of genital system B internal structure of penis C, D S. megalogyne sp. nov. paratype CUMZ 7522 C general view of genital system D internal structure of penis. White arrowheads indicate the ends of the penes." figureDoi="10.3897/zookeys.976.53859.figure26" httpUri="https://binary.pensoft.net/fig/464408" pageId="0" pageNumber="1">26A</figureCitation>
<figureCitation id="4B586804F63C6B4E18F06E94E83A4FA1" captionStart="Figure 26" captionStartId="F26" captionText="Figure 26. Genitalia. A, B Sarika lactospira sp. nov. specimen CUMZ 7291 A general view of genital system B internal structure of penis C, D S. megalogyne sp. nov. paratype CUMZ 7522 C general view of genital system D internal structure of penis. White arrowheads indicate the ends of the penes." figureDoi="10.3897/zookeys.976.53859.figure26" httpUri="https://binary.pensoft.net/fig/464408" pageId="0" pageNumber="1">26A</figureCitation>
).
</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">
<taxonomicName class="Bivalvia" family="Limidae" genus="Radula" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radula" order="Limida" pageId="0" pageNumber="1" phylum="Mollusca" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="1">Radula</emphasis>
<paragraph id="B281265D021DAE63BFC1452744CAEE58" pageId="0" pageNumber="1">
<emphasis id="5660B24C018CB72224B5A66F25B8349D" bold="true" pageId="0" pageNumber="1">
<taxonomicName id="66A2863000CDC2CAF899ADFB8B8153A6" class="Bivalvia" family="Limidae" genus="Radula" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Radula" order="Limida" pageId="0" pageNumber="1" phylum="Mollusca" rank="genus">
<emphasis id="4A2815D2EDD38DCB9FDDE1A9ABD59077" italics="true" pageId="0" pageNumber="1">Radula</emphasis>
</taxonomicName>
.
</emphasis>
Teeth with half row formula: 1-(17-18)-64. Central tooth symmetrical tricuspid; lateral teeth asymmetrical tricuspid; marginal teeth elongate bicuspid. Marginal teeth starting at approximately row number 17 or18 (Fig.
<figureCitation captionStart="Figure 31" captionStartId="F31" captionText="Figure 31. Representative SEM images of the radula. A Sarika kawtaoensis specimen CUMZ B S. caligina sp. nov. paratype CUMZ 7245 C S. lactospira sp. nov. specimen CUMZ 7291 D S. megalogyne sp. nov. specimen CUMZ 7531, and E S. subheptagyra sp. nov. paratype CUMZ 7507. Central tooth indicated by ' C'; yellow colour indicates lateral teeth in the transition to marginal teeth." figureDoi="10.3897/zookeys.976.53859.figure31" httpUri="https://binary.pensoft.net/fig/464413" pageId="0" pageNumber="1">31C</figureCitation>
<figureCitation id="268B382A5201B81FA18112E68A2FE6DF" captionStart="Figure 31" captionStartId="F31" captionText="Figure 31. Representative SEM images of the radula. A Sarika kawtaoensis specimen CUMZ B S. caligina sp. nov. paratype CUMZ 7245 C S. lactospira sp. nov. specimen CUMZ 7291 D S. megalogyne sp. nov. specimen CUMZ 7531, and E S. subheptagyra sp. nov. paratype CUMZ 7507. Central tooth indicated by ' C'; yellow colour indicates lateral teeth in the transition to marginal teeth." figureDoi="10.3897/zookeys.976.53859.figure31" httpUri="https://binary.pensoft.net/fig/464413" pageId="0" pageNumber="1">31C</figureCitation>
).
</paragraph>
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">
<emphasis italics="true" pageId="0" pageNumber="1">External features</emphasis>
<paragraph id="4923799991E8CA1E4D986A9B16768DE4" pageId="0" pageNumber="1">
<emphasis id="6FE09EB8EEB591F4A526DBBB682C0F6C" bold="true" pageId="0" pageNumber="1">
<emphasis id="A2615EFD18C0F04891F9A41F87600D79" italics="true" pageId="0" pageNumber="1">External features</emphasis>
.
</emphasis>
Animal with reticulated skin and body darker grey above and paler grey near foot sole. Caudal foss and caudal horn present. Five mantle lobes well developed and pale grey colour (Fig.
<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Living snails of group I: Sarika resplendens group. A Sarika heptagyra specimen CUMZ 7279 B S. kawtaoensis specimen CUMZ 7738 C S. caligina sp. nov. paratype CUMZ 7245 D S. lactospira sp. nov. paratype CUMZ 7287 E S. megalogyne sp. nov. paratype CUMZ 7522 and F S. subheptagyra sp. nov. paratype CUMZ 7507. All not to scale." figureDoi="10.3897/zookeys.976.53859.figure10" httpUri="https://binary.pensoft.net/fig/464392" pageId="0" pageNumber="1">10D</figureCitation>
<figureCitation id="BC91CFC8E95906064BB2F5F8007B21FD" captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Living snails of group I: Sarika resplendens group. A Sarika heptagyra specimen CUMZ 7279 B S. kawtaoensis specimen CUMZ 7738 C S. caligina sp. nov. paratype CUMZ 7245 D S. lactospira sp. nov. paratype CUMZ 7287 E S. megalogyne sp. nov. paratype CUMZ 7522 and F S. subheptagyra sp. nov. paratype CUMZ 7507. All not to scale." figureDoi="10.3897/zookeys.976.53859.figure10" httpUri="https://binary.pensoft.net/fig/464392" pageId="0" pageNumber="1">10D</figureCitation>
).
</paragraph>
<caption doi="10.3897/zookeys.976.53859.figure26" httpUri="https://binary.pensoft.net/fig/464408" pageId="0" pageNumber="1" start="Figure 26" startId="F26">
<paragraph pageId="0" pageNumber="1">
<emphasis bold="true" pageId="0" pageNumber="1">Figure 26.</emphasis>
<caption id="B0C15147490010B2E1E3A593F1036D5D" doi="10.3897/zookeys.976.53859.figure26" httpUri="https://binary.pensoft.net/fig/464408" pageId="0" pageNumber="1" start="Figure 26" startId="F26">
<paragraph id="2FE86DCA39981F9CFFC42B3BB7C88BB7" pageId="0" pageNumber="1">
<emphasis id="11507105F99EFF11350C78A65014B4C4" bold="true" pageId="0" pageNumber="1">Figure 26.</emphasis>
Genitalia.
<emphasis bold="true" pageId="0" pageNumber="1">A, B</emphasis>
<taxonomicName authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">Sarika lactospira</emphasis>
<emphasis id="72FCCDD780661B71F89516E0457D0403" bold="true" pageId="0" pageNumber="1">A, B</emphasis>
<taxonomicName id="C7AA9EA6FD4EF714E6CC73D7EBEE51AE" authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira">
<emphasis id="8623DF1E69FF0F4E27E75B1D6E3882AD" italics="true" pageId="0" pageNumber="1">Sarika lactospira</emphasis>
</taxonomicName>
sp. nov. specimen CUMZ 7291
<emphasis bold="true" pageId="0" pageNumber="1">A</emphasis>
<emphasis id="BFE95E251EC9377DDF60313FF185CE3E" bold="true" pageId="0" pageNumber="1">A</emphasis>
general view of genital system
<emphasis bold="true" pageId="0" pageNumber="1">B</emphasis>
<emphasis id="3241E17B946618E5C9BAEC58382E1D19" bold="true" pageId="0" pageNumber="1">B</emphasis>
internal structure of penis
<emphasis bold="true" pageId="0" pageNumber="1">C, D</emphasis>
<taxonomicName lsidName="S. megalogyne" pageId="0" pageNumber="1" rank="species" species="megalogyne">
<emphasis italics="true" pageId="0" pageNumber="1">S. megalogyne</emphasis>
<emphasis id="B238C45B9B59EA12E1085C218005F8EF" bold="true" pageId="0" pageNumber="1">C, D</emphasis>
<taxonomicName id="D5FD72C82487A8067A54ADAA38BC3413" lsidName="S. megalogyne" pageId="0" pageNumber="1" rank="species" species="megalogyne">
<emphasis id="6DF5032A54399A64A39D931907F20F40" italics="true" pageId="0" pageNumber="1">S. megalogyne</emphasis>
</taxonomicName>
sp. nov. paratype CUMZ 7522
<emphasis bold="true" pageId="0" pageNumber="1">C</emphasis>
<emphasis id="3A8967B28E466987744A37F9171A897A" bold="true" pageId="0" pageNumber="1">C</emphasis>
general view of genital system
<emphasis bold="true" pageId="0" pageNumber="1">D</emphasis>
<emphasis id="CB1ED8CDA80EC7A7D794DC16652E8C72" bold="true" pageId="0" pageNumber="1">D</emphasis>
internal structure of penis. White arrowheads indicate the ends of the penes.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="etymology">
<paragraph pageId="0" pageNumber="1">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="1">
<subSubSection id="6F978718B09B6524D853E6FB68CCB1C9" pageId="0" pageNumber="1" type="etymology">
<paragraph id="2DFCB3B33C1C4274353B8328613C075A" pageId="0" pageNumber="1">Etymology.</paragraph>
<paragraph id="20A0C2B823C9E686D3103795D8DC7602" pageId="0" pageNumber="1">
The specific name
<taxonomicName lsidName="lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">lactospira</emphasis>
<taxonomicName id="2EC19D62E091E7FB4D77E0118875D145" lsidName="lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis id="9E4D25557ACC4A57ED8A0F89B2718BB6" italics="true" pageId="0" pageNumber="1">lactospira</emphasis>
</taxonomicName>
is derived from the Latin words
<emphasis italics="true" pageId="0" pageNumber="1">lacteus</emphasis>
<emphasis id="08F28D5D7CD34DCF7025B189636A83FE" italics="true" pageId="0" pageNumber="1">lacteus</emphasis>
meaning milky and
<emphasis italics="true" pageId="0" pageNumber="1">spira</emphasis>
<emphasis id="2A1B55628C26B892141F96FBEB532CBD" italics="true" pageId="0" pageNumber="1">spira</emphasis>
meaning coil. It refers to the pale milky colour below suture.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="distribution">
<paragraph pageId="0" pageNumber="1">Distribution.</paragraph>
<paragraph pageId="0" pageNumber="1">
<taxonomicName authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">Sarika lactospira</emphasis>
<subSubSection id="0A8540AA893B653890E7A60FFF7DD0A9" pageId="0" pageNumber="1" type="distribution">
<paragraph id="128F2BA48B7095DC3AADBBD667449A2A" pageId="0" pageNumber="1">Distribution.</paragraph>
<paragraph id="A3C6B167E63629FCD9B91D4914342793" pageId="0" pageNumber="1">
<taxonomicName id="41E45B578D468BE4EE3EA866D8498AA0" authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira">
<emphasis id="70F4C55717D107B18BAC6AFAE3D63C5A" italics="true" pageId="0" pageNumber="1">Sarika lactospira</emphasis>
</taxonomicName>
sp. nov. is restricted to limestone habitats in Surat Thani and Nakhon Si Thammarat provinces (Fig.
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Geographic distribution of Sarika kawtaoensis, S. lactospira sp. nov., and S. obesior based on the specimens examined herein." figureDoi="10.3897/zookeys.976.53859.figure8" httpUri="https://binary.pensoft.net/fig/464390" pageId="0" pageNumber="1">8</figureCitation>
<figureCitation id="D662117A092AC338C0DB5445782E85CC" captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Geographic distribution of Sarika kawtaoensis, S. lactospira sp. nov., and S. obesior based on the specimens examined herein." figureDoi="10.3897/zookeys.976.53859.figure8" httpUri="https://binary.pensoft.net/fig/464390" pageId="0" pageNumber="1">8</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="coi analysis">
<paragraph pageId="0" pageNumber="1">COI analysis.</paragraph>
<paragraph pageId="0" pageNumber="1">
<subSubSection id="C35CC33A2B265132A6F0324AE4F53B80" pageId="0" pageNumber="1" type="coi analysis">
<paragraph id="171C48CB490662FC37CE56716727755A" pageId="0" pageNumber="1">COI analysis.</paragraph>
<paragraph id="F10EC6AA86B2F9C5D1F8A25FB1D66B55" pageId="0" pageNumber="1">
The ML and BI analyses revealed that the four individuals of
<taxonomicName lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
<taxonomicName id="9273715206B2630DE6751C9C888A4AFE" lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis id="C55D5F7813944727CD990B7890B62029" italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
</taxonomicName>
sp. nov. formed a monophyletic group with very strong support (Fig.
<figureCitation captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Maximum likelihood tree showing the relationships among species of Sarika based on the mitochondrial COI gene sequences. Numbers by the nodes are the ML bootstrap values (left) and Bayesian posterior probabilities (right); shown only for the nodes supported by ML or BI (≥ 70 % and ≥ 0.95). Each clade colour refers to a genus." figureDoi="10.3897/zookeys.976.53859.figure1" httpUri="https://binary.pensoft.net/fig/464383" pageId="0" pageNumber="1">1</figureCitation>
<figureCitation id="439690E2FFCE8B51B6FBD1A4AAEB5CD3" captionStart="Figure 1" captionStartId="F1" captionText="Figure 1. Maximum likelihood tree showing the relationships among species of Sarika based on the mitochondrial COI gene sequences. Numbers by the nodes are the ML bootstrap values (left) and Bayesian posterior probabilities (right); shown only for the nodes supported by ML or BI (≥ 70 % and ≥ 0.95). Each clade colour refers to a genus." figureDoi="10.3897/zookeys.976.53859.figure1" httpUri="https://binary.pensoft.net/fig/464383" pageId="0" pageNumber="1">1</figureCitation>
; BS = 100%, PP = 1). The mean intraspecific genetic distance of
<taxonomicName lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
<taxonomicName id="4543680EAFF943D72DBEF9AA76ACF4F6" lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis id="BA3EC28F07BC4BAE136E18C4A53ED6E1" italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
</taxonomicName>
sp. nov. was 2.3% (Table
<tableCitation captionStart="Table 2" captionStartId="T2" captionText="Table 2. Mean intra-specific and inter-specific genetic divergences among species of Sarika from the mitochondrial COI gene sequences estimated by the K 2 P model. Taxa in bold are the new species described herein." httpUri="http://table.plazi.org/id/13BDBDF714F2FAA17ADB274D839659A1" pageId="0" pageNumber="1" tableUuid="13BDBDF714F2FAA17ADB274D839659A1">2</tableCitation>
<tableCitation id="4CEF41938DADC62BFDD614962FA57EB2" captionStart="Table 2" captionStartId="T2" captionText="Table 2. Mean intra-specific and inter-specific genetic divergences among species of Sarika from the mitochondrial COI gene sequences estimated by the K 2 P model. Taxa in bold are the new species described herein." httpUri="http://table.plazi.org/id/13BDBDF714F2FAA17ADB274D839659A1" pageId="0" pageNumber="1" tableUuid="13BDBDF714F2FAA17ADB274D839659A1">2</tableCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="1" type="remarks">
<paragraph pageId="0" pageNumber="1">Remarks.</paragraph>
<paragraph pageId="0" pageNumber="1">
<taxonomicName authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">Sarika lactospira</emphasis>
<subSubSection id="AE573103F6C1A21BF4EAE166DAEE4138" pageId="0" pageNumber="1" type="remarks">
<paragraph id="8EE047AEF4B08EDEAF65A77F84B719C3" pageId="0" pageNumber="1">Remarks.</paragraph>
<paragraph id="F8C55DDD4E9BF9986A511C619CE023C9" pageId="0" pageNumber="1">
<taxonomicName id="625F76D5220D58039585B6DC0B97DB60" authorityName="Pholyotha &amp; Panha" authorityYear="2020" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika lactospira" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="lactospira">
<emphasis id="F05B7971781EC40C6A233736E6F6F06D" italics="true" pageId="0" pageNumber="1">Sarika lactospira</emphasis>
</taxonomicName>
sp. nov. differs from all other species in the
<taxonomicName baseAuthorityName="Philippi" baseAuthorityYear="1846" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika resplendens" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="resplendens">
<emphasis italics="true" pageId="0" pageNumber="1">Sarika resplendens</emphasis>
<taxonomicName id="A11E4971E2B82050A2F938B57600AE0E" baseAuthorityName="Philippi" baseAuthorityYear="1846" class="Gastropoda" family="Ariophantidae" genus="Sarika" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Sarika resplendens" order="Stylommatophora" pageId="0" pageNumber="1" phylum="Mollusca" rank="species" species="resplendens">
<emphasis id="778951758471A3DC797BF6F6B23CB638" italics="true" pageId="0" pageNumber="1">Sarika resplendens</emphasis>
</taxonomicName>
group by having a shouldered body whorl and usually with a narrow whitish subsutural band. In comparison the shell of
<taxonomicName lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
<taxonomicName id="98BE835312EFEEE25D575E4C5AEA5F8F" lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis id="093471E2806F18B96ED4C83C2293C50F" italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
</taxonomicName>
sp. nov. has shouldered body whorl, while,
<taxonomicName lsidName="S. resplendens" pageId="0" pageNumber="1" rank="species" species="resplendens">
<emphasis italics="true" pageId="0" pageNumber="1">S. resplendens</emphasis>
<taxonomicName id="C093ED8BD70EC98DAEC179D1E2F6A5CF" lsidName="S. resplendens" pageId="0" pageNumber="1" rank="species" species="resplendens">
<emphasis id="535F31B5D1DA42E75124E5629A644C7B" italics="true" pageId="0" pageNumber="1">S. resplendens</emphasis>
</taxonomicName>
,
<taxonomicName lsidName="S. obesior" pageId="0" pageNumber="1" rank="species" species="obesior">
<emphasis italics="true" pageId="0" pageNumber="1">S. obesior</emphasis>
<taxonomicName id="60E98CBD337571E925D41369F8237B4D" lsidName="S. obesior" pageId="0" pageNumber="1" rank="species" species="obesior">
<emphasis id="4BD68D67D3127965EA89AF96999D4740" italics="true" pageId="0" pageNumber="1">S. obesior</emphasis>
</taxonomicName>
,
<taxonomicName lsidName="S. limbata" pageId="0" pageNumber="1" rank="species" species="limbata">
<emphasis italics="true" pageId="0" pageNumber="1">S. limbata</emphasis>
<taxonomicName id="C7CF9723976760266D10FD556445B508" lsidName="S. limbata" pageId="0" pageNumber="1" rank="species" species="limbata">
<emphasis id="FDC0A6AD84A4447BA47328C1AEEB4D12" italics="true" pageId="0" pageNumber="1">S. limbata</emphasis>
</taxonomicName>
,
<taxonomicName lsidName="S. kawtaoensis" pageId="0" pageNumber="1" rank="species" species="kawtaoensis">
<emphasis italics="true" pageId="0" pageNumber="1">S. kawtaoensis</emphasis>
<taxonomicName id="AADD9390DCE08EDDBF45210DB47E7978" lsidName="S. kawtaoensis" pageId="0" pageNumber="1" rank="species" species="kawtaoensis">
<emphasis id="E4214D3E13ED094DC0CE06648DF42545" italics="true" pageId="0" pageNumber="1">S. kawtaoensis</emphasis>
</taxonomicName>
,
<taxonomicName lsidName="S. caligina" pageId="0" pageNumber="1" rank="species" species="caligina">
<emphasis italics="true" pageId="0" pageNumber="1">S. caligina</emphasis>
<taxonomicName id="360421723D7097E0D8FD856861BE187A" lsidName="S. caligina" pageId="0" pageNumber="1" rank="species" species="caligina">
<emphasis id="516A1094B6ADE66F702DDD7ECA929A80" italics="true" pageId="0" pageNumber="1">S. caligina</emphasis>
</taxonomicName>
sp. nov., and
<taxonomicName lsidName="S. subheptagyra" pageId="0" pageNumber="1" rank="species" species="subheptagyra">
<emphasis italics="true" pageId="0" pageNumber="1">S. subheptagyra</emphasis>
<taxonomicName id="4752E9D1BC18A212E6E30DBCBE35C445" lsidName="S. subheptagyra" pageId="0" pageNumber="1" rank="species" species="subheptagyra">
<emphasis id="64015AA95BA6417444F3E769B90B0F6E" italics="true" pageId="0" pageNumber="1">S. subheptagyra</emphasis>
</taxonomicName>
sp. nov. have a well-rounded body whorl, and
<taxonomicName lsidName="S. dohrniana" pageId="0" pageNumber="1" rank="species" species="dohrniana">
<emphasis italics="true" pageId="0" pageNumber="1">S. dohrniana</emphasis>
<taxonomicName id="57BE3955841FA030F12D71FC27D2AB5A" lsidName="S. dohrniana" pageId="0" pageNumber="1" rank="species" species="dohrniana">
<emphasis id="07CA13C0B0338582837BDFC4F34F5473" italics="true" pageId="0" pageNumber="1">S. dohrniana</emphasis>
</taxonomicName>
has a rounded to slightly obtusely angulated body whorl.
</paragraph>
<paragraph pageId="0" pageNumber="1">
<paragraph id="84B34F22FAE492E4CF487B4B032C3E59" pageId="0" pageNumber="1">
Compared among the shouldered body whorl species, the distinguishing character of
<taxonomicName lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
<taxonomicName id="2D6B4197D363B9679F2DD8708CEA9EC4" lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis id="90F3C347BCEF60AD440CEFE3FFBDF379" italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
</taxonomicName>
sp. nov. is the triangular penial pilasters, while
<taxonomicName lsidName="S. heptagyra" pageId="0" pageNumber="1" rank="species" species="heptagyra">
<emphasis italics="true" pageId="0" pageNumber="1">S. heptagyra</emphasis>
<taxonomicName id="FC8D009A4929E3AA65587EB70844CA4E" lsidName="S. heptagyra" pageId="0" pageNumber="1" rank="species" species="heptagyra">
<emphasis id="901B0D9252F1EE7B550E350CE6CF1590" italics="true" pageId="0" pageNumber="1">S. heptagyra</emphasis>
</taxonomicName>
has cuboidal penial pilasters.
</paragraph>
<paragraph pageId="0" pageNumber="1">
<paragraph id="55A505C43561C2E4A58E021BBF0B1AB0" pageId="0" pageNumber="1">
Although
<taxonomicName lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
<taxonomicName id="A0111AE34ABB755C499EA1F1BBAB10B2" lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis id="0C804CD42FCF3B4F6ADAF03E03B3F9F6" italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
</taxonomicName>
sp. nov. and
<taxonomicName lsidName="S. megalogyne" pageId="0" pageNumber="1" rank="species" species="megalogyne">
<emphasis italics="true" pageId="0" pageNumber="1">S. megalogyne</emphasis>
<taxonomicName id="98FB13250A6A012E00A0F24DB3CC4815" lsidName="S. megalogyne" pageId="0" pageNumber="1" rank="species" species="megalogyne">
<emphasis id="447F7D9271C6E7B0A98FCDDE32542A20" italics="true" pageId="0" pageNumber="1">S. megalogyne</emphasis>
</taxonomicName>
sp. nov. have a similar shell and penial sculpture, the free oviduct and flagellum of
<taxonomicName lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
<taxonomicName id="64E399F5203337DD4A5E76CA40127B74" lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis id="A21B95F2FE4B31B96C90D5EBA70CBE19" italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
</taxonomicName>
sp. nov. are much shorter than those of
<taxonomicName lsidName="S. megalogyne" pageId="0" pageNumber="1" rank="species" species="megalogyne">
<emphasis italics="true" pageId="0" pageNumber="1">S. megalogyne</emphasis>
<taxonomicName id="30BD98040485099F342A513F9D6CCFB4" lsidName="S. megalogyne" pageId="0" pageNumber="1" rank="species" species="megalogyne">
<emphasis id="FF469325677B31012CE69498FA3CAC4B" italics="true" pageId="0" pageNumber="1">S. megalogyne</emphasis>
</taxonomicName>
sp. nov. In addition, the COI sequence divergences between both species were rather high (7.1%). Unfortunately, the spermatophore of
<taxonomicName lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
<taxonomicName id="98AC5F8C58E0B79394DD4E017E7AD47E" lsidName="S. lactospira" pageId="0" pageNumber="1" rank="species" species="lactospira">
<emphasis id="A55C03B2957569D50B2CED56D484AB6D" italics="true" pageId="0" pageNumber="1">S. lactospira</emphasis>
</taxonomicName>
sp. nov. was not available for comparison.
</paragraph>