treatments-xml/data/D6/20/7A/D6207A0376645B49BB45E5D13EA1C0FF.xml
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<document ID-DOI="http://dx.doi.org/10.3897/BDJ.8.e57689" ID-PMC="PMC7554012" ID-Pensoft-Pub="1314-2828-8-e57689" ID-Pensoft-UUID="0B1409D35772513D82AA8939048BC260" ID-PubMed="33110385" ID-ZooBank="C64E4072151642149AA929407AFD28F8" ModsDocID="1314-2828-8-e57689" checkinTime="1602043561007" checkinUser="pensoft" docAuthor="Dumrongrojwattana, Pongrat, Kamtuptim, Chanakarn &amp; Wongkamhaeng, Koraon" docDate="2020" docId="D6207A0376645B49BB45E5D13EA1C0FF" docLanguage="en" docName="BiodivDatJour 8: e57689" docOrigin="Biodiversity Data Journal 8" docSource="http://dx.doi.org/10.3897/BDJ.8.e57689" docTitle="Diplommatina khwantongae Dumrongrojwattana, Kamtuptim &amp; Wongkamhaeng 2020, sp. n." docType="treatment" docVersion="2" id="0B1409D35772513D82AA8939048BC260" lastPageNumber="57689" masterDocId="0B1409D35772513D82AA8939048BC260" masterDocTitle="A review of Diplommatina species in eastern Thailand with the descriptions of five new species" masterLastPageNumber="57689" masterPageNumber="57689" pageNumber="57689" updateTime="1668128534755" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>A review of Diplommatina species in eastern Thailand with the descriptions of five new species</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Dumrongrojwattana, Pongrat</mods:namePart>
<mods:affiliation>Department of Biology, Faculty of Science, Burapha University, Chon Buri, Thailand</mods:affiliation>
<mods:nameIdentifier type="email">pongrat@buu.ac.th</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Kamtuptim, Chanakarn</mods:namePart>
<mods:affiliation>Department of Biology, Faculty of Science, Burapha University, Chon Buri, Thailand</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Wongkamhaeng, Koraon</mods:namePart>
<mods:affiliation>Kasetsart University, Bangkok, Thailand</mods:affiliation>
<mods:nameIdentifier type="orcid">https://orcid.org/0000-0001-7671-8869</mods:nameIdentifier>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
<mods:title>Biodiversity Data Journal</mods:title>
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<mods:date>2020</mods:date>
<mods:detail type="volume">
<mods:number>8</mods:number>
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<mods:start>57689</mods:start>
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<mods:url>http://dx.doi.org/10.3897/BDJ.8.e57689</mods:url>
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<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/BDJ.8.e57689</mods:identifier>
<mods:identifier type="Pensoft-Pub">1314-2828-8-e57689</mods:identifier>
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<treatment LSID="urn:lsid:zoobank.org:act:" httpUri="http://treatment.plazi.org/id/D6207A0376645B49BB45E5D13EA1C0FF" lastPageNumber="57689" pageId="0" pageNumber="57689">
<subSubSection pageId="0" pageNumber="57689" type="nomenclature">
<paragraph pageId="0" pageNumber="57689">
<taxonomicName LSID="D6207A03-7664-5B49-BB45-E5D13EA1C0FF" authority="Dumrongrojwattana, Kamtuptim &amp; Wongkamhaeng 2020" authorityName="Dumrongrojwattana, Kamtuptim &amp; Wongkamhaeng" authorityYear="2020" class="Gastropoda" family="Diplommatinidae" genus="Diplommatina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Diplommatina khwantongae" order="Architaenioglossa" pageId="0" pageNumber="57689" phylum="Mollusca" rank="species" species="khwantongae" status="sp. n.">Diplommatina khwantongae Dumrongrojwattana, Kamtuptim &amp; Wongkamhaeng 2020</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="57689">sp. n.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="57689" type="materials_examined">
<paragraph pageId="0" pageNumber="57689">Materials</paragraph>
<paragraph pageId="0" pageNumber="57689">
<materialsCitation collectingDate="2020" collectingMethod="hand collecting" collectionCode="Mollusc" collectorName="Kanita Khwantong" country="Thailand" latitude="13.15275" location="Lub Lae Cave, Bothong district, Chonburi Province" longLatPrecision="1" longitude="101.59789" pageId="0" pageNumber="57689" specimenCode="ZRCBUU- 0190" specimenCount="1" specimenCount-adult="1" typeStatus="Holotype">
<emphasis bold="true" pageId="0" pageNumber="57689">Type status:</emphasis>
<typeStatus pageId="0" pageNumber="57689">Holotype</typeStatus>
.
<emphasis bold="true" pageId="0" pageNumber="57689">Occurrence:</emphasis>
catalogNumber:
<specimenCode pageId="0" pageNumber="57689">ZRCBUU-0190</specimenCode>
; recordedBy:
<collectorName pageId="0" pageNumber="57689">Kanita Khwantong</collectorName>
; individualCount:
<specimenCount pageId="0" pageNumber="57689">1</specimenCount>
; lifeStage:
<specimenType pageId="0" pageNumber="57689">adult</specimenType>
; preparations: dry shell material;
<emphasis bold="true" pageId="0" pageNumber="57689">Taxon:</emphasis>
scientificName: Diplommatinakhwantongae;
<emphasis bold="true" pageId="0" pageNumber="57689">Location:</emphasis>
country:
<collectingCountry pageId="0" pageNumber="57689">Thailand</collectingCountry>
; stateProvince: Chonburi; locality:
<location LSID="urn:lsid:plazi:treatment:D6207A0376645B49BB45E5D13EA1C0FF:59B7AF560F87839C36471E4F34FC5827" country="Thailand" latitude="13.15275" longLatPrecision="1" longitude="101.59789" name="Lub Lae Cave, Bothong district, Chonburi Province" pageId="0" pageNumber="57689">Lub Lae Cave, Bothong district, Chonburi Province</location>
; verbatimCoordinates:
<geoCoordinate degrees="13" direction="north" minutes="09" orientation="latitude" precision="1" seconds="09.9" value="13.15275">13°09'09.9&quot;N</geoCoordinate>
<geoCoordinate degrees="101" direction="east" minutes="35" orientation="longitude" precision="1" seconds="52.4" value="101.59789">101°35'52.4&quot;E</geoCoordinate>
; georeferenceProtocol: GPS;
<emphasis bold="true" pageId="0" pageNumber="57689">Identification:</emphasis>
identifiedBy:
<determinerName pageId="0" pageNumber="57689">Kanita Khwantong</determinerName>
; dateIdentified: 2015;
<emphasis bold="true" pageId="0" pageNumber="57689">Event:</emphasis>
samplingProtocol:
<collectingMethod pageId="0" pageNumber="57689">hand collecting</collectingMethod>
; eventDate:
<collectingDate pageId="0" pageNumber="57689">2020</collectingDate>
; habitat: limestone hills;
<emphasis bold="true" pageId="0" pageNumber="57689">Record Level:</emphasis>
language: en; collectionCode:
<collectionCode pageId="0" pageNumber="57689">Mollusc</collectionCode>
; basisOfRecord: PreservedSpecimen
</materialsCitation>
<materialsCitation collectingDate="2020" collectingMethod="hand collecting" collectionCode="Mollusc" collectorName="Kanita Khwantong" country="Thailand" latitude="13.15275" location="Lub Lae Cave, Bothong district, Chonburi Province" longLatPrecision="1" longitude="101.59789" pageId="0" pageNumber="57689" specimenCode="ZRCBUU- 0102" specimenCount="5" specimenCount-adult="5" typeStatus="Paratype">
<emphasis bold="true" pageId="0" pageNumber="57689">Type status:</emphasis>
<typeStatus pageId="0" pageNumber="57689">Paratype</typeStatus>
.
<emphasis bold="true" pageId="0" pageNumber="57689">Occurrence:</emphasis>
catalogNumber:
<specimenCode pageId="0" pageNumber="57689">ZRCBUU-0102</specimenCode>
; recordedBy:
<collectorName pageId="0" pageNumber="57689">Kanita Khwantong</collectorName>
; individualCount:
<specimenCount pageId="0" pageNumber="57689">5</specimenCount>
; lifeStage:
<specimenType pageId="0" pageNumber="57689">adult</specimenType>
; preparations: dry shell material;
<emphasis bold="true" pageId="0" pageNumber="57689">Taxon:</emphasis>
scientificName: Diplommatinakhwantongae;
<emphasis bold="true" pageId="0" pageNumber="57689">Location:</emphasis>
country:
<collectingCountry pageId="0" pageNumber="57689">Thailand</collectingCountry>
; stateProvince: Chonburi; locality:
<location LSID="urn:lsid:plazi:treatment:D6207A0376645B49BB45E5D13EA1C0FF:6D9E4F0F79ADCDCD982B3F7BC723790B" country="Thailand" latitude="13.15275" longLatPrecision="1" longitude="101.59789" name="Lub Lae Cave, Bothong district, Chonburi Province" pageId="0" pageNumber="57689">Lub Lae Cave, Bothong district, Chonburi Province</location>
; verbatimCoordinates:
<geoCoordinate degrees="13" direction="north" minutes="09" orientation="latitude" precision="1" seconds="09.9" value="13.15275">13°09'09.9&quot;N</geoCoordinate>
<geoCoordinate degrees="101" direction="east" minutes="35" orientation="longitude" precision="1" seconds="52.4" value="101.59789">101°35'52.4&quot;E</geoCoordinate>
; georeferenceProtocol: GPS;
<emphasis bold="true" pageId="0" pageNumber="57689">Identification:</emphasis>
identifiedBy:
<determinerName pageId="0" pageNumber="57689">Kanita Khwantong</determinerName>
; dateIdentified: 2015;
<emphasis bold="true" pageId="0" pageNumber="57689">Event:</emphasis>
samplingProtocol:
<collectingMethod pageId="0" pageNumber="57689">hand collecting</collectingMethod>
; eventDate:
<collectingDate pageId="0" pageNumber="57689">2020</collectingDate>
; habitat: limestone hills;
<emphasis bold="true" pageId="0" pageNumber="57689">Record Level:</emphasis>
language: en; collectionCode:
<collectionCode pageId="0" pageNumber="57689">Mollusc</collectionCode>
; basisOfRecord: PreservedSpecimen
</materialsCitation>
<materialsCitation collectingDate="2020-7-11" collectingMethod="hand collecting" collectionCode="Mollusc" collectorName="Rattanawadee Tekavong" country="Thailand" latitude="13.15275" location="Lub Lae Cave, Bothong district, Chonburi Province" longLatPrecision="1" longitude="101.59789" pageId="0" pageNumber="57689" specimenCode="ZRCBUU- 0757" specimenCount="5" specimenCount-adult="5" typeStatus="Paratype">
<emphasis bold="true" pageId="0" pageNumber="57689">Type status:</emphasis>
<typeStatus pageId="0" pageNumber="57689">Paratype</typeStatus>
.
<emphasis bold="true" pageId="0" pageNumber="57689">Occurrence:</emphasis>
catalogNumber:
<specimenCode pageId="0" pageNumber="57689">ZRCBUU-0757</specimenCode>
; recordedBy:
<collectorName pageId="0" pageNumber="57689">Rattanawadee Tekavong</collectorName>
; individualCount:
<specimenCount pageId="0" pageNumber="57689">5</specimenCount>
; lifeStage:
<specimenType pageId="0" pageNumber="57689">adult</specimenType>
; preparations: dry shell material;
<emphasis bold="true" pageId="0" pageNumber="57689">Taxon:</emphasis>
scientificName: Diplommatinakhwantongae;
<emphasis bold="true" pageId="0" pageNumber="57689">Location:</emphasis>
country:
<collectingCountry pageId="0" pageNumber="57689">Thailand</collectingCountry>
; stateProvince: Chonburi; locality:
<location LSID="urn:lsid:plazi:treatment:D6207A0376645B49BB45E5D13EA1C0FF:249D9572066B96B1294FDEF301270C3D" country="Thailand" latitude="13.15275" longLatPrecision="1" longitude="101.59789" name="Lub Lae Cave, Bothong district, Chonburi Province" pageId="0" pageNumber="57689">Lub Lae Cave, Bothong district, Chonburi Province</location>
; verbatimCoordinates:
<geoCoordinate degrees="13" direction="north" minutes="09" orientation="latitude" precision="1" seconds="09.9" value="13.15275">13°09'09.9&quot;N</geoCoordinate>
<geoCoordinate degrees="101" direction="east" minutes="35" orientation="longitude" precision="1" seconds="52.4" value="101.59789">101°35'52.4&quot;E</geoCoordinate>
; georeferenceProtocol: GPS;
<emphasis bold="true" pageId="0" pageNumber="57689">Identification:</emphasis>
identifiedBy:
<determinerName pageId="0" pageNumber="57689">Pongrat Dumrongroiwattana</determinerName>
; dateIdentified: 2015;
<emphasis bold="true" pageId="0" pageNumber="57689">Event:</emphasis>
samplingProtocol:
<collectingMethod pageId="0" pageNumber="57689">hand collecting</collectingMethod>
; eventDate:
<collectingDate pageId="0" pageNumber="57689" value="2020-7-11">2020</collectingDate>
; year: 2020; month: 7; day: 11; habitat: limestone hills;
<emphasis bold="true" pageId="0" pageNumber="57689">Record Level:</emphasis>
language: en; collectionCode:
<collectionCode pageId="0" pageNumber="57689">Mollusc</collectionCode>
; basisOfRecord: PreservedSpecimen
</materialsCitation>
<materialsCitation collectingDate="2020-7-11" collectingMethod="hand collecting" collectionCode="Mollusc" collectorName="Rattanawadee Tekavong" country="Thailand" latitude="13.15275" location="Lub Lae Cave, Bothong district, Chonburi Province" longLatPrecision="1" longitude="101.59789" pageId="0" pageNumber="57689" specimenCode="ZRCBUU- 0759" specimenCount="3" specimenCount-adult="3" typeStatus="Other material">
<emphasis bold="true" pageId="0" pageNumber="57689">Type status:</emphasis>
<typeStatus pageId="0" pageNumber="57689">Other material</typeStatus>
.
<emphasis bold="true" pageId="0" pageNumber="57689">Occurrence:</emphasis>
catalogNumber:
<specimenCode pageId="0" pageNumber="57689">ZRCBUU-0759</specimenCode>
; occurrenceRemarks: Three live specimens were collected and reared in the laboratory for few months. All specimens were preserved in ethanol.; recordedBy:
<collectorName pageId="0" pageNumber="57689">Rattanawadee Tekavong</collectorName>
; individualCount:
<specimenCount pageId="0" pageNumber="57689">3</specimenCount>
; lifeStage:
<specimenType pageId="0" pageNumber="57689">adult</specimenType>
;
<emphasis bold="true" pageId="0" pageNumber="57689">Taxon:</emphasis>
scientificName: Diplommatinakhwantongae;
<emphasis bold="true" pageId="0" pageNumber="57689">Location:</emphasis>
country:
<collectingCountry pageId="0" pageNumber="57689">Thailand</collectingCountry>
; stateProvince: Chonburi; locality:
<location LSID="urn:lsid:plazi:treatment:D6207A0376645B49BB45E5D13EA1C0FF:EF0A6429F37EDABF2F6261C766537B49" country="Thailand" latitude="13.15275" longLatPrecision="1" longitude="101.59789" name="Lub Lae Cave, Bothong district, Chonburi Province" pageId="0" pageNumber="57689">Lub Lae Cave, Bothong district, Chonburi Province</location>
; verbatimCoordinates:
<geoCoordinate degrees="13" direction="north" minutes="09" orientation="latitude" precision="1" seconds="09.9" value="13.15275">13°09'09.9&quot;N</geoCoordinate>
<geoCoordinate degrees="101" direction="east" minutes="35" orientation="longitude" precision="1" seconds="52.4" value="101.59789">101°35'52.4&quot;E</geoCoordinate>
; georeferenceProtocol: GPS;
<emphasis bold="true" pageId="0" pageNumber="57689">Identification:</emphasis>
identifiedBy:
<determinerName pageId="0" pageNumber="57689">Pongrat Dumrongroiwattana</determinerName>
; dateIdentified: 2015;
<emphasis bold="true" pageId="0" pageNumber="57689">Event:</emphasis>
samplingProtocol:
<collectingMethod pageId="0" pageNumber="57689">hand collecting</collectingMethod>
; eventDate:
<collectingDate pageId="0" pageNumber="57689" value="2020-7-11">2020</collectingDate>
; year: 2020; month: 7; day: 11; habitat: limestone hills;
<emphasis bold="true" pageId="0" pageNumber="57689">Record Level:</emphasis>
language: en; collectionCode:
<collectionCode pageId="0" pageNumber="57689">Mollusc</collectionCode>
; basisOfRecord: PreservedSpecimen
</materialsCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="57689" type="description">
<paragraph pageId="0" pageNumber="57689">Description</paragraph>
<paragraph pageId="0" pageNumber="57689">
<emphasis bold="true" pageId="0" pageNumber="57689">Holotype</emphasis>
- Shell height 3.59 mm, shell width 1.91 mm. Aperture height 0.93 mm, aperture width 1.86 mm. Shell width/shell height ratio = 0.53. Aperture width/aperture height ratio = 1.15. (Fig.
<figureCitation captionStart="Figure 3" captionStartId="F6027327" captionText="Figure 3. Two Diplommatina species from eastern Thailand. A) D. fusiformis spec. nov., B-E) D. khwantongae spec. nov., B) Holotype, C-D) Living snail. (Photos by Ms. Rattanawadee Tekavong). Each species shows a frontal view, lateral view, dorsal view and the number of ribs per 0.5 mm on the penultimate whorl and body whorl, respectively." figureDoi="10.3897/BDJ.8.e57689.figure3" httpUri="https://binary.pensoft.net/fig/453816" pageId="0" pageNumber="57689">3</figureCitation>
B-E).
</paragraph>
<paragraph pageId="0" pageNumber="57689">
<emphasis bold="true" pageId="0" pageNumber="57689">Paratypes: (6 shells).</emphasis>
Shell height 1.68-1.76 mm (1.69
<normalizedToken originalValue="±">+/-</normalizedToken>
0.04 mm), shell width 0.78-0.81 mm (0.81
<normalizedToken originalValue="±">+/-</normalizedToken>
0.04 mm). Aperture height 0.46-0.58 mm (0.53
<normalizedToken originalValue="±">+/-</normalizedToken>
0.04 mm). Aperture width 0.53-0.61 mm (0.59
<normalizedToken originalValue="±">+/-</normalizedToken>
0.03 mm). Shell width/shell height ratio = 0.48
<normalizedToken originalValue="±">+/-</normalizedToken>
0.03. Aperture width/aperture height ratio = 1.12
<normalizedToken originalValue="±">+/-</normalizedToken>
0.07.
</paragraph>
<paragraph pageId="0" pageNumber="57689">
<emphasis bold="true" pageId="0" pageNumber="57689">Shell</emphasis>
minute dextral, cylindrical, light orange, with about 7 whorls that increase regularly in size and diameter until the last whorl;
<emphasis bold="true" pageId="0" pageNumber="57689">protoconch</emphasis>
orange, smooth, consisting of 1
<normalizedToken originalValue="¼">1/4</normalizedToken>
whorls, covered with minute pits;
<emphasis bold="true" pageId="0" pageNumber="57689">teleoconch</emphasis>
light orange, consisting of about 5
<normalizedToken originalValue="¾">3/4</normalizedToken>
whorls;
<emphasis bold="true" pageId="0" pageNumber="57689">spires</emphasis>
shouldered;
<emphasis bold="true" pageId="0" pageNumber="57689">sculpture</emphasis>
consists of rather even and widely-spaced thin radial ribs with discernible spiral striae between the ribs; there are about 8 ribs/mm on the penultimate whorl and about 6 ribs/mm on the body whorl;
<emphasis bold="true" pageId="0" pageNumber="57689">sutures</emphasis>
deep;
<emphasis bold="true" pageId="0" pageNumber="57689">umbilicus</emphasis>
closed;
<emphasis bold="true" pageId="0" pageNumber="57689">aperture</emphasis>
round;
<emphasis bold="true" pageId="0" pageNumber="57689">peristome</emphasis>
thickened and expanded and doubled;
<emphasis bold="true" pageId="0" pageNumber="57689">columellar lamella</emphasis>
rather bluntly rounded.
</paragraph>
<paragraph pageId="0" pageNumber="57689">
<emphasis bold="true" pageId="0" pageNumber="57689">Animal.</emphasis>
Living animals had a greyish body, head, tentacles and foot, with an orange eye located at the base of each tentacle (Fig.
<figureCitation captionStart="Figure 3" captionStartId="F6027327" captionText="Figure 3. Two Diplommatina species from eastern Thailand. A) D. fusiformis spec. nov., B-E) D. khwantongae spec. nov., B) Holotype, C-D) Living snail. (Photos by Ms. Rattanawadee Tekavong). Each species shows a frontal view, lateral view, dorsal view and the number of ribs per 0.5 mm on the penultimate whorl and body whorl, respectively." figureDoi="10.3897/BDJ.8.e57689.figure3" httpUri="https://binary.pensoft.net/fig/453816" pageId="0" pageNumber="57689">3</figureCitation>
C-E). The operculum was round and corneous. Snails were found living in leaf litter and plant debris in the limestone hills. Due to the small population of each species, the live specimens of all species found in this study are hard to find. More observation and further study on anatomy are needed.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="57689" type="diagnosis">
<paragraph pageId="0" pageNumber="57689">Diagnosis</paragraph>
<paragraph pageId="0" pageNumber="57689">Shell minute, dextral, cylindrical, light orange, teleoconch sculpture of widely-spaced and high radial ribs, aperture rounded, columellar lamella well developed, peristome thickened and expanded.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="57689" type="etymology">
<paragraph pageId="0" pageNumber="57689">Etymology</paragraph>
<paragraph pageId="0" pageNumber="57689">
We named this new species &quot;
<taxonomicName authorityName="Dumrongrojwattana, Kamtuptim &amp; Wongkamhaeng" authorityYear="2020" class="Gastropoda" family="Diplommatinidae" genus="Diplommatina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="khwantongae" order="Architaenioglossa" pageId="0" pageNumber="57689" phylum="Mollusca" rank="species" species="khwantongae">
<emphasis italics="true" pageId="0" pageNumber="57689">khwantongae</emphasis>
</taxonomicName>
&quot; in memory of Ms. Kanita Khwantong, who made the first discovery of this new species.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="57689" type="distribution">
<paragraph pageId="0" pageNumber="57689">Distribution</paragraph>
<paragraph pageId="0" pageNumber="57689">This species is known only from the limestone hills in Chonburi and Rayong Provinces.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="57689" type="taxon discussion">
<paragraph pageId="0" pageNumber="57689">Taxon discussion</paragraph>
<paragraph pageId="0" pageNumber="57689">
The shell shape of
<taxonomicName class="Gastropoda" family="Diplommatinidae" genus="Diplommatina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Diplommatina" order="Architaenioglossa" pageId="0" pageNumber="57689" phylum="Mollusca" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="57689">Diplommatina</emphasis>
</taxonomicName>
is generally fusiform or tower-shaped with mostly low and strong radial ribs, which are formed as tubular projections in some species and mostly rounded or angular periphery whorls. For example, the shell of
<taxonomicName lsidName="D. hidagai" pageId="0" pageNumber="57689" rank="species" species="hidagai">
<emphasis italics="true" pageId="0" pageNumber="57689">D. hidagai</emphasis>
</taxonomicName>
is fusiform covered with low and strong radial ribs or the shell of
<taxonomicName lsidName="D. nimannandhi" pageId="0" pageNumber="57689" rank="species" species="nimannandhi">
<emphasis italics="true" pageId="0" pageNumber="57689">D. nimannandhi</emphasis>
</taxonomicName>
Panha et al., 2002 has tower-shaped, radial ribs forming as semi-tubular peripheral projections. In this new species,
<taxonomicName authorityName="Dumrongrojwattana, Kamtuptim &amp; Wongkamhaeng" authorityYear="2020" class="Gastropoda" family="Diplommatinidae" genus="Diplommatina" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Diplommatina khwantongae" order="Architaenioglossa" pageId="0" pageNumber="57689" phylum="Mollusca" rank="species" species="khwantongae">
<emphasis italics="true" pageId="0" pageNumber="57689">Diplommatina khwantongae</emphasis>
</taxonomicName>
sp. n. is a very distinct species of epitoniid snail due to its cylindrical, thin radial ribs and shouldered whorls.
</paragraph>
</subSubSection>
</treatment>
</document>