250 lines
25 KiB
XML
250 lines
25 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1047.65735" ID-GBIF-Dataset="4078b31d-4bb5-4803-8dc6-8d0549f7a8f3" ID-PMC="PMC8257565" ID-Pensoft-Pub="1313-2970-1047-101" ID-Pensoft-UUID="199EAC1979F8501BB42D0A51CD52BB67" ID-PubMed="34248368" ID-ZooBank="12E8706355C44D5F821853F867E27908" ModsDocID="1313-2970-1047-101" checkinTime="1624985779365" checkinUser="pensoft" docAuthor="Sutcharit, Chirasak & Panha, Somsak" docDate="2021" docId="7E36A49598695D4684C491445104B804" docLanguage="en" docName="ZooKeys 1047: 101-154" docOrigin="ZooKeys 1047" docPubDate="2021-06-28" docSource="http://dx.doi.org/10.3897/zookeys.1047.65735" docTitle="Hemiplecta nemorosa Sutcharit & Panha 2021, sp. nov." docType="treatment" docUuid="5B542C60-C447-40B9-BC1D-AD24774C4AFD" docUuidSource="ZooBank" docVersion="4" id="199EAC1979F8501BB42D0A51CD52BB67" lastPageNumber="101" masterDocId="199EAC1979F8501BB42D0A51CD52BB67" masterDocTitle="Systematic review of the dextral Hemiplecta Albers, 1850 (Eupulmonata, Ariophantidae) from Thailand with description of a new species and list of all the Indochinese species" masterLastPageNumber="154" masterPageNumber="101" pageNumber="101" updateTime="1668153796362" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Systematic review of the dextral Hemiplecta Albers, 1850 (Eupulmonata, Ariophantidae) from Thailand with description of a new species and list of all the Indochinese species</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Sutcharit, Chirasak</mods:namePart>
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<mods:affiliation>Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand</mods:affiliation>
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<mods:nameIdentifier type="email">jirasak4@yahoo.com</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Panha, Somsak</mods:namePart>
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<mods:affiliation>Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand & Academy of Science, The Royal Society of Thailand, Bangkok 10300, Thailand</mods:affiliation>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2021</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2021-06-28</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>1047</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>101</mods:start>
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<mods:end>154</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.1047.65735</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1047.65735</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-1047-101</mods:identifier>
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<mods:identifier type="ZooBank">12E8706355C44D5F821853F867E27908</mods:identifier>
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<mods:identifier type="Pensoft-UUID">199EAC1979F8501BB42D0A51CD52BB67</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="183203209" LSID="urn:lsid:zoobank.org:act:5B542C60-C447-40B9-BC1D-AD24774C4AFD" httpUri="http://treatment.plazi.org/id/7E36A49598695D4684C491445104B804" lastPageNumber="101" pageId="0" pageNumber="101">
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<subSubSection pageId="0" pageNumber="101" type="nomenclature">
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<paragraph pageId="0" pageNumber="101">
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<taxonomicName LSID="http://zoobank.org/5B542C60-C447-40B9-BC1D-AD24774C4AFD" authority="Sutcharit & Panha, 2021" authorityName="Sutcharit & Panha" authorityYear="2021" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="Hemiplecta nemorosa" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="nemorosa" status="sp. nov.">Hemiplecta nemorosa</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="101">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="101" type="description">
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<paragraph pageId="0" pageNumber="101">
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Hemiplecta nemorosa sp. nov. from Maehongsorn, Thailand A holotype CUMZ 5251 B paratypes CUMZ 5252, and C paratype CUMZ 5253 from the type locality." figureDoi="10.3897/zookeys.1047.65735.figure8" httpUri="https://binary.pensoft.net/fig/560495" pageId="0" pageNumber="101">Figures 8</figureCitation>
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<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Genitalia, mantle edge structure, and caudal region of Hemiplecta nemorosa sp. nov., paratype CUMZ 5253 from Maehongsorn, Thailand A whole genital organ and B internal wall sculpture of penis, vagina and dart chamber." figureDoi="10.3897/zookeys.1047.65735.figure9" httpUri="https://binary.pensoft.net/fig/560496" pageId="0" pageNumber="101">, 9</figureCitation>
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<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Representative SEM images of radula A-C Hemiplecta humphreysiana, specimen CUMZ 4573 from Singapore A central and lateral teeth B transition from lateral teeth to marginal teeth and C outermost marginal teeth D, E Hemiplecta distincta, specimen CUMZ 4560 from Chanthaburi, Thailand D central and lateral teeth and E outermost marginal teeth F, G Hemiplecta funerea, specimen CUMZ 4575 from Nan, Thailand F central and lateral teeth and G outermost marginal teeth H, I Hemiplecta esculenta, specimen CUMZ 4553 from Chiang Mai, Thailand H central and lateral teeth I transition from lateral teeth to marginal teeth J Hemiplecta nemorosa sp. nov., paratype CUMZ 5253 from Maehongsorn, Thailand. Central tooth indicated by ' C'. Numbers indicate the tooth order from lateral to marginal end." figureDoi="10.3897/zookeys.1047.65735.figure10" httpUri="https://binary.pensoft.net/fig/560497" pageId="0" pageNumber="101">, 10J</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="101" type="etymology">
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<paragraph pageId="0" pageNumber="101">Etymology.</paragraph>
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<paragraph pageId="0" pageNumber="101">
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The species name is derived from the Latin word "
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<emphasis italics="true" pageId="0" pageNumber="101">nemoris</emphasis>
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" meaning "full of woods or shady," which refers to the type locality of this new species in the dense deciduous forest.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="101" type="type specimen">
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<paragraph pageId="0" pageNumber="101">Type specimen.</paragraph>
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<paragraph pageId="0" pageNumber="101">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="101">Holotype</emphasis>
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CUMZ 5251 (height 24.6 mm, width 42.1 mm; Fig.
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Hemiplecta nemorosa sp. nov. from Maehongsorn, Thailand A holotype CUMZ 5251 B paratypes CUMZ 5252, and C paratype CUMZ 5253 from the type locality." figureDoi="10.3897/zookeys.1047.65735.figure8" httpUri="https://binary.pensoft.net/fig/560495" pageId="0" pageNumber="101">8A</figureCitation>
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),
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<emphasis bold="true" italics="true" pageId="0" pageNumber="101">paratypes</emphasis>
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CUMZ 5252 (2 shells; Fig.
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Hemiplecta nemorosa sp. nov. from Maehongsorn, Thailand A holotype CUMZ 5251 B paratypes CUMZ 5252, and C paratype CUMZ 5253 from the type locality." figureDoi="10.3897/zookeys.1047.65735.figure8" httpUri="https://binary.pensoft.net/fig/560495" pageId="0" pageNumber="101">8B</figureCitation>
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), CUMZ 5253 (1 adult + 1 juvenile in ethanol; Fig.
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Hemiplecta nemorosa sp. nov. from Maehongsorn, Thailand A holotype CUMZ 5251 B paratypes CUMZ 5252, and C paratype CUMZ 5253 from the type locality." figureDoi="10.3897/zookeys.1047.65735.figure8" httpUri="https://binary.pensoft.net/fig/560495" pageId="0" pageNumber="101">8C</figureCitation>
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) all from the type locality.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="101" type="type locality">
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<paragraph pageId="0" pageNumber="101">Type locality.</paragraph>
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<paragraph pageId="0" pageNumber="101">
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Limestone outcrops with deciduous forest near road no. 1226, Pang Mapha Sub-district, Pang Mapha District, Mae Hongson Province, Thailand (
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<geoCoordinate degrees="19" direction="north" minutes="34" orientation="latitude" precision="1" seconds="10.2" value="19.5695">19°34'10.2"N</geoCoordinate>
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,
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<geoCoordinate degrees="98" direction="east" minutes="12" orientation="longitude" precision="1" seconds="02.3" value="98.20064">98°12'02.3"E</geoCoordinate>
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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="101" type="description">
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<paragraph pageId="0" pageNumber="101">Description.</paragraph>
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<paragraph pageId="0" pageNumber="101">
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Shell medium sized (height up to 15 mm, width up to 45 mm), depressed conic, thin and dextral. Whorls 5 to 6, increasing regularly, slightly convex, with very wide and shallow suture. Spire convex; apex acute; embryonic shell smooth; following whorls with thin growth lines and radial wrinkles or undulating surfaces. Periostracum thin and transparent. Shell pale brownish to yellowish. Last whorl angular with strong peripheral keel which is much reduced near aperture. Aperture not descending, widely ovate and moderately oblique; lip simple to slightly thickened in adult specimen. Columella slightly dilated; parietal callus slightly thick and translucent. Umbilicus narrowly opened, deep, and partly covered by reflected columellar lip (Fig.
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<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Hemiplecta nemorosa sp. nov. from Maehongsorn, Thailand A holotype CUMZ 5251 B paratypes CUMZ 5252, and C paratype CUMZ 5253 from the type locality." figureDoi="10.3897/zookeys.1047.65735.figure8" httpUri="https://binary.pensoft.net/fig/560495" pageId="0" pageNumber="101">8</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.1047.65735.figure8" httpUri="https://binary.pensoft.net/fig/560495" pageId="0" pageNumber="101" start="Figure 8" startId="F8">
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<paragraph pageId="0" pageNumber="101">
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<emphasis bold="true" pageId="0" pageNumber="101">Figure 8.</emphasis>
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<taxonomicName authorityName="Sutcharit & Panha" authorityYear="2021" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta nemorosa" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="nemorosa">
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<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta nemorosa</emphasis>
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</taxonomicName>
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sp. nov. from Maehongsorn, Thailand
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<emphasis bold="true" pageId="0" pageNumber="101">A</emphasis>
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holotype CUMZ 5251
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<emphasis bold="true" pageId="0" pageNumber="101">B</emphasis>
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paratypes CUMZ 5252, and
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<emphasis bold="true" pageId="0" pageNumber="101">C</emphasis>
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paratype CUMZ 5253 from the type locality.
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="101">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="101">Genitalia.</emphasis>
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Atrium (at) long. Penis (p) long slender, cylindrical, and encircled by thick penial sheath (psh) extending to about half of penis length. Epiphallic caecum (ec) short, straight; penial retractor muscle (pr) thin and attached to the tip. Epiphallus (e) short, about half of penis length. Flagellum (fl) short, stout, and with thin muscle bands connected to penial sheath. Vas deferens (vd) small tube (Fig.
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<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Genitalia, mantle edge structure, and caudal region of Hemiplecta nemorosa sp. nov., paratype CUMZ 5253 from Maehongsorn, Thailand A whole genital organ and B internal wall sculpture of penis, vagina and dart chamber." figureDoi="10.3897/zookeys.1047.65735.figure9" httpUri="https://binary.pensoft.net/fig/560496" pageId="0" pageNumber="101">9A</figureCitation>
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). Internal wall of penis with sculpture over entire chamber with uniform scale-like or triangular lingulate pilasters varying in size from small to large and pilasters encircling penial verge smaller than in the middle of chamber. Penial verge (pv) small, conic, and with smooth surface (Fig.
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<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Genitalia, mantle edge structure, and caudal region of Hemiplecta nemorosa sp. nov., paratype CUMZ 5253 from Maehongsorn, Thailand A whole genital organ and B internal wall sculpture of penis, vagina and dart chamber." figureDoi="10.3897/zookeys.1047.65735.figure9" httpUri="https://binary.pensoft.net/fig/560496" pageId="0" pageNumber="101">9B</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.1047.65735.figure9" httpUri="https://binary.pensoft.net/fig/560496" pageId="0" pageNumber="101" start="Figure 9" startId="F9">
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<paragraph pageId="0" pageNumber="101">
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<emphasis bold="true" pageId="0" pageNumber="101">Figure 9.</emphasis>
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Genitalia, mantle edge structure, and caudal region of
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<taxonomicName authorityName="Sutcharit & Panha" authorityYear="2021" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta nemorosa" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="nemorosa">
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<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta nemorosa</emphasis>
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</taxonomicName>
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sp. nov., paratype CUMZ 5253 from Maehongsorn, Thailand
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<emphasis bold="true" pageId="0" pageNumber="101">A</emphasis>
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whole genital organ and
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<emphasis bold="true" pageId="0" pageNumber="101">B</emphasis>
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internal wall sculpture of penis, vagina and dart chamber.
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</paragraph>
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</caption>
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<paragraph pageId="0" pageNumber="101">
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Vagina (v) long, cylindrical, about same length as penis; internal wall with thin and smooth longitudinal vaginal pilasters (vp). Dart apparatus (da) short and enlarged muscular cylinder; externally covered with thin longitudinal muscular bands around half of dart apparatus length. Internally with irregular wall, dart papilla (dp) conic and smooth. Gametolytic sac (gs) bulbous without distinct duct. Free oviduct (fo) long and encircled with thin blackish muscular tissue. Oviduct (ov) long and with lobules; prostate gland bound to oviduct. Albumen gland, hermaphroditic duct, and hermaphroditic gland missing from the examined specimen (Fig.
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<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Genitalia, mantle edge structure, and caudal region of Hemiplecta nemorosa sp. nov., paratype CUMZ 5253 from Maehongsorn, Thailand A whole genital organ and B internal wall sculpture of penis, vagina and dart chamber." figureDoi="10.3897/zookeys.1047.65735.figure9" httpUri="https://binary.pensoft.net/fig/560496" pageId="0" pageNumber="101">9A, B</figureCitation>
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).
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</paragraph>
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<paragraph pageId="0" pageNumber="101">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="101">Radula.</emphasis>
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Teeth arranged in wide angled U-shape. Each row containing more than 135 teeth (+58-(16-19)-1-(16-19)-75). Central tooth symmetrical tricuspid and triangular; mesocone conic shaped and with pointed cusp; ectocones short with dull cusps located at middle of tooth height. Lateral teeth asymmetrical tricuspid; endocone nearly absent; mesocone triangular with pointed cusp; ectocone with pointed cusps and located below endocone. Marginal teeth start around tooth numbers 16 to 19, elongate and obliquely bicuspid; endocone larger than ectocone and with pointed cusp; ectocone very small. Outer marginal teeth bicuspid and shorter than inner teeth (Fig.
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<figureCitation captionStart="Figure 10" captionStartId="F10" captionText="Figure 10. Representative SEM images of radula A-C Hemiplecta humphreysiana, specimen CUMZ 4573 from Singapore A central and lateral teeth B transition from lateral teeth to marginal teeth and C outermost marginal teeth D, E Hemiplecta distincta, specimen CUMZ 4560 from Chanthaburi, Thailand D central and lateral teeth and E outermost marginal teeth F, G Hemiplecta funerea, specimen CUMZ 4575 from Nan, Thailand F central and lateral teeth and G outermost marginal teeth H, I Hemiplecta esculenta, specimen CUMZ 4553 from Chiang Mai, Thailand H central and lateral teeth I transition from lateral teeth to marginal teeth J Hemiplecta nemorosa sp. nov., paratype CUMZ 5253 from Maehongsorn, Thailand. Central tooth indicated by ' C'. Numbers indicate the tooth order from lateral to marginal end." figureDoi="10.3897/zookeys.1047.65735.figure10" httpUri="https://binary.pensoft.net/fig/560497" pageId="0" pageNumber="101">10J</figureCitation>
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).
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</paragraph>
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<caption doi="10.3897/zookeys.1047.65735.figure10" httpUri="https://binary.pensoft.net/fig/560497" pageId="0" pageNumber="101" start="Figure 10" startId="F10">
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<paragraph pageId="0" pageNumber="101">
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<emphasis bold="true" pageId="0" pageNumber="101">Figure 10.</emphasis>
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Representative SEM images of radula
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<emphasis bold="true" pageId="0" pageNumber="101">A-C</emphasis>
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<taxonomicName baseAuthorityName="Lea" baseAuthorityYear="1840" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta humphreysiana" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="humphreysiana">
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<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta humphreysiana</emphasis>
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</taxonomicName>
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, specimen CUMZ 4573 from Singapore
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<emphasis bold="true" pageId="0" pageNumber="101">A</emphasis>
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central and lateral teeth
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<emphasis bold="true" pageId="0" pageNumber="101">B</emphasis>
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transition from lateral teeth to marginal teeth and
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<emphasis bold="true" pageId="0" pageNumber="101">C</emphasis>
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outermost marginal teeth
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<emphasis bold="true" pageId="0" pageNumber="101">D, E</emphasis>
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<taxonomicName baseAuthorityName="Pfeiffer" baseAuthorityYear="1850" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta distincta" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="distincta">
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<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta distincta</emphasis>
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</taxonomicName>
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, specimen CUMZ 4560 from Chanthaburi, Thailand
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<emphasis bold="true" pageId="0" pageNumber="101">D</emphasis>
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central and lateral teeth and
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<emphasis bold="true" pageId="0" pageNumber="101">E</emphasis>
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outermost marginal teeth
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<emphasis bold="true" pageId="0" pageNumber="101">F, G</emphasis>
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<taxonomicName baseAuthorityName="Smith" baseAuthorityYear="1896" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta funerea" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="funerea">
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<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta funerea</emphasis>
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</taxonomicName>
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, specimen CUMZ 4575 from Nan, Thailand
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<emphasis bold="true" pageId="0" pageNumber="101">F</emphasis>
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central and lateral teeth and
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<emphasis bold="true" pageId="0" pageNumber="101">G</emphasis>
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outermost marginal teeth
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<emphasis bold="true" pageId="0" pageNumber="101">H, I</emphasis>
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<taxonomicName authorityName="Maassen" authorityYear="2006" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta esculenta" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="esculenta">
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<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta esculenta</emphasis>
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</taxonomicName>
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, specimen CUMZ 4553 from Chiang Mai, Thailand
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<emphasis bold="true" pageId="0" pageNumber="101">H</emphasis>
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central and lateral teeth
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<emphasis bold="true" pageId="0" pageNumber="101">I</emphasis>
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transition from lateral teeth to marginal teeth
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<emphasis bold="true" pageId="0" pageNumber="101">J</emphasis>
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<taxonomicName authorityName="Sutcharit & Panha" authorityYear="2021" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta nemorosa" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="nemorosa">
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<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta nemorosa</emphasis>
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</taxonomicName>
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sp. nov., paratype CUMZ 5253 from Maehongsorn, Thailand. Central tooth indicated by
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<normalizedToken originalValue="‘C’">'C'</normalizedToken>
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. Numbers indicate the tooth order from lateral to marginal end.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="101" type="distribution">
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<paragraph pageId="0" pageNumber="101">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="101">This new species is currently known only from the type locality in northern Thailand.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="101" type="remarks">
|
||
<paragraph pageId="0" pageNumber="101">Remarks.</paragraph>
|
||
<paragraph pageId="0" pageNumber="101">
|
||
The shell morphology of this new species is similar to
|
||
<taxonomicName higherTaxonomySource="GBIF,CoL" kingdom="Animalia" lsidName="H. uter" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="uter">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">H. uter</emphasis>
|
||
</taxonomicName>
|
||
(Theobald, 1859) from Myanmar and
|
||
<taxonomicName authorityName="Schileyko & Semenyuk" authorityYear="2018" class="Gastropoda" family="Ariophantidae" genus="Falsiplecta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Falsiplecta integripedia" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="integripedia">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">Falsiplecta integripedia</emphasis>
|
||
</taxonomicName>
|
||
Schileyko & Semenyuk, 2018 from southern Vietnam. This new species, however, differs by having a shell width almost two-times larger than
|
||
<taxonomicName higherTaxonomySource="GBIF,CoL" kingdom="Animalia" lsidName="H. uter" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="uter">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">H. uter</emphasis>
|
||
</taxonomicName>
|
||
, but further comparison of anatomical characters is necessary to confirm their distinction.
|
||
<taxonomicName authorityName="Sutcharit & Panha" authorityYear="2021" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta nemorosa" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="nemorosa">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta nemorosa</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. clearly differs from
|
||
<taxonomicName lsidName="F. integripedia" pageId="0" pageNumber="101" rank="species" species="integripedia">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">F. integripedia</emphasis>
|
||
</taxonomicName>
|
||
in having a well-developed dart apparatus, globular gametolytic sac, and long epiphallus and flagellum. In contrast,
|
||
<taxonomicName lsidName="F. integripedia" pageId="0" pageNumber="101" rank="species" species="integripedia">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">F. integripedia</emphasis>
|
||
</taxonomicName>
|
||
has no dart apparatus, a long gametolytic duct, a very short epiphallus and the vas deferens attached near the tip of the epiphallus (flagellum lacking).
|
||
<taxonomicName authorityName="Sutcharit & Panha" authorityYear="2021" class="Gastropoda" family="Ariophantidae" genus="Hemiplecta" kingdom="Animalia" lsidName="Hemiplecta nemorosa" order="Stylommatophora" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="nemorosa">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">Hemiplecta nemorosa</emphasis>
|
||
</taxonomicName>
|
||
sp. nov. also differs from
|
||
<taxonomicName higherTaxonomySource="GBIF,CoL" kingdom="Animalia" lsidName="H. undosa" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="undosa">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">H. undosa</emphasis>
|
||
</taxonomicName>
|
||
(Blanford, 1865) by having a relatively smaller shell size, an angular last whorl with strong peripheral keel, and a narrow umbilicus. In contrast,
|
||
<taxonomicName higherTaxonomySource="GBIF,CoL" kingdom="Animalia" lsidName="H. undosa" pageId="0" pageNumber="101" phylum="Mollusca" rank="species" species="undosa">
|
||
<emphasis italics="true" pageId="0" pageNumber="101">H. undosa</emphasis>
|
||
</taxonomicName>
|
||
has a rounded to slightly shouldered last whorl, and a wide and deep umbilicus.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |