316 lines
37 KiB
XML
316 lines
37 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1195.112112" ID-Pensoft-Pub="1313-2970-1195-157" ID-Pensoft-UUID="E26F0ADE4B4C5BCB943E2FCC63E349C4" ID-ZooBank="7CFF082DDA924ECF8E7C0A9972F6CD08" ModsDocID="1313-2970-1195-157" checkinTime="1710460428610" checkinUser="pensoft" docAuthor="Tongkerd, Piyoros, Lwin, Ngwe, Pall-Gergely, Barna, Chanabun, Ratmanee, Pholyotha, Arthit, Prasankok, Pongpun, Seesamut, Teerapong, Siriwut, Warut, Srisonchai, Ruttapon, Sutcharit, Chirasak & Panha, Somsak" docDate="2024" docId="E517F33819B35D2C8852B9AD358964C2" docLanguage="en" docName="ZooKeys 1195: 157-197" docOrigin="ZooKeys 1195" docPubDate="2024-03-14" docSource="http://dx.doi.org/10.3897/zookeys.1195.112112" docTitle="Bensonella lophiodera Tongkerd & Panha 2024, sp. nov." docType="treatment" docUuid="068CD744-43A6-407A-9876-71B249D66C72" docUuidSource="ZooBank" docVersion="1" id="E26F0ADE4B4C5BCB943E2FCC63E349C4" lastPageNumber="157" masterDocId="E26F0ADE4B4C5BCB943E2FCC63E349C4" masterDocTitle="Contributions of a small collection of terrestrial microsnails (Pupilloidea, Hypselostomatidae) from Myanmar with description of three new species" masterLastPageNumber="197" masterPageNumber="157" pageNumber="157" updateTime="1710460428610" updateUser="pensoft">
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<mods:title id="C6128AAC4E4552B6290FD4D656AE5692">Contributions of a small collection of terrestrial microsnails (Pupilloidea, Hypselostomatidae) from Myanmar with description of three new species</mods:title>
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<mods:namePart id="A8FE45DC3876F97E72284F78E61DCFBA">Tongkerd, Piyoros</mods:namePart>
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<mods:affiliation id="B7627BB0DE9B2085B97ABD4D3690952E">Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand</mods:affiliation>
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<mods:namePart id="1EE4A16DE8762C7ECECCD9A9541063C3">Lwin, Ngwe</mods:namePart>
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<mods:affiliation id="93B8C78E7A69CE76643C78E1A0209973">Fauna and Flora International, No. 35, 3 rd Floor, Shan Gone Condo, Myay Ni Gone Market Street, Sanchaung Township, Yangon, Myanmar</mods:affiliation>
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<mods:namePart id="9FB1EA93D7E794986410A86E0371D926">Pall-Gergely, Barna</mods:namePart>
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<mods:affiliation id="A77ABBFB8798AA1E54DFD2E351ED35B0">Plant Protection Institute, Centre for Agricultural Research, ELKH, Herman Otto ut 15, 1022 Budapest, Hungary</mods:affiliation>
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<mods:namePart id="74B99CFFACECFC3E8DE59E50A8D38ABD">Chanabun, Ratmanee</mods:namePart>
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<mods:affiliation id="4B52488A5BFA63F01BF3BC2F44BDECF1">Program in Animal Science, Faculty of Agricultural Technology, Sakon Nakhon Rajabhat University, Sakon Nakhon 47000, Thailand</mods:affiliation>
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<mods:namePart id="67AB244B43D7FD579D4563796381FAD8">Pholyotha, Arthit</mods:namePart>
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<mods:affiliation id="9D7456EFB54BAC00DE98636096499ECF">Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand</mods:affiliation>
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<mods:namePart id="056759F28683468492D6471DA51E3700">Prasankok, Pongpun</mods:namePart>
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<mods:affiliation id="E9C0724CD4B30606BF2BF94C4BC629B0">Biodiversity and Utilization Research Unit, Center of Excellence in Modern Agriculture, Sakon Nakhon Rajabhat University, Sakon Nakhon 47000, Thailand</mods:affiliation>
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<mods:namePart id="D1B96C5BF92DC19274AF872F22FF7C32">Seesamut, Teerapong</mods:namePart>
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<mods:nameIdentifier id="175B7DBDE0D7437DD95F8FED8A72FD39" type="ORCID">https://orcid.org/0009-0003-9589-8641</mods:nameIdentifier>
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<mods:affiliation id="03C7449CB8D03384F21B18DA172E5283">School of Biology, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima 30000, Thailand</mods:affiliation>
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<mods:namePart id="2EF835F5F7D57A1E324275727C4FEA8E">Siriwut, Warut</mods:namePart>
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<mods:affiliation id="15B9B129313BD33531E0092C8A5180E4">Department of Biology, Faculty of Science, Rangsit University, Pathum Thani 12000, Thailand</mods:affiliation>
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<mods:namePart id="FC8D4B6BDF1F6376496F30D77FF6577B">Srisonchai, Ruttapon</mods:namePart>
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<mods:affiliation id="A735931AC69E14988513511A62A31EBD">Animal Systematics and Molecular Ecology Laboratory, Department of Biology, Faculty of Science, Mahidol University, Bangkok 10400, Thailand</mods:affiliation>
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</mods:role>
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<mods:namePart id="2F5647E79BBA5CA69FB1EA323D418D3A">Sutcharit, Chirasak</mods:namePart>
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<mods:nameIdentifier id="57E8D0989D30FC039D222E43E2BFF3B9" type="ORCID">https://orcid.org/0000-0001-7670-9540</mods:nameIdentifier>
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<mods:affiliation id="DEFB671AB2459EC589AF5306D8D5AA5A">Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand</mods:affiliation>
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<mods:nameIdentifier id="07D52536B026332D8764FA0BDF0F6274" type="email">jirasak4@yahoo.com</mods:nameIdentifier>
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</mods:name>
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<mods:name id="A25EE7BF3B0161CB6C705B2800EFDE35" type="personal">
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<mods:namePart id="6FFB0B0082FA47A732E7BB7EA1DB8F65">Panha, Somsak</mods:namePart>
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<mods:nameIdentifier id="4285670560310969B873E7FE1F2EC9EE" type="ORCID">https://orcid.org/0000-0002-4431-2458</mods:nameIdentifier>
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<mods:affiliation id="D0FDCBA835BCD91454D6217DED9AAE96">Animal Systematics Research Unit, Department of Biology, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand & Department of Biology, Faculty of Science, Khon Kaen University, Khon Kaen 40002, Thailand</mods:affiliation>
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<mods:nameIdentifier id="4EAF8F2D52EDCFEE0A13BE92B4BF9DA1" type="email">somsak.pan@chula.ac.th</mods:nameIdentifier>
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<mods:typeOfResource id="B7604A96A39EF0C66B4845BDAFF3FD5B">text</mods:typeOfResource>
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<mods:title id="7684DEBB36BB86F85367313579AAEF8B">ZooKeys</mods:title>
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<mods:part id="2ADAE582EA7D144E2BB0F8763C258844">
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<mods:date id="31E88F9972066738CDC4AFFE04D9D810">2024</mods:date>
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<mods:number id="7B1060B406FFECBA171FDABE0563AEDA">2024-03-14</mods:number>
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<mods:detail id="964884222247C745CF95AF6EA4A25468" type="volume">
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<mods:number id="C33BC0F99EAA9F17F28B16D29ADB5C97">1195</mods:number>
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<mods:start id="A0A8C261AC6DFF054439A02BAEDC9DF0">157</mods:start>
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<mods:end id="EC42C871C3EA26CF439237EAAD211AE1">197</mods:end>
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<mods:url id="0E9A1F8F0BD38B516ED468101C87BE39">http://dx.doi.org/10.3897/zookeys.1195.112112</mods:url>
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<mods:classification id="5FC7C34B86E11834E1A12B12309293A6">journal article</mods:classification>
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<mods:identifier id="AECFCDD0DB9BA6070738C31A71FF3B13" type="DOI">http://dx.doi.org/10.3897/zookeys.1195.112112</mods:identifier>
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<treatment id="E517F33819B35D2C8852B9AD358964C2" LSID="urn:lsid:zoobank.org:act:068CD744-43A6-407A-9876-71B249D66C72" httpUri="http://treatment.plazi.org/id/E517F33819B35D2C8852B9AD358964C2" lastPageNumber="157" pageId="0" pageNumber="157">
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<subSubSection id="14D60BA5A2C4F292898F25D47A9CB4D1" pageId="0" pageNumber="157" type="nomenclature">
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<paragraph id="92A149852820538795A8EE6351232361" pageId="0" pageNumber="157">
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<taxonomicName id="45B90E60AC9973FB6F0C18A9867D0335" LSID="https://zoobank.org/068CD744-43A6-407A-9876-71B249D66C72" authority="Tongkerd & Panha" authorityName="Tongkerd & Panha" authorityYear="2024" class="Gastropoda" family="Hypselostomatidae" genus="Bensonella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bensonella lophiodera" order="Stylommatophora" pageId="0" pageNumber="157" phylum="Mollusca" rank="species" species="lophiodera" status="sp. nov.">Bensonella lophiodera Tongkerd & Panha</taxonomicName>
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<taxonomicNameLabel id="490C46AF11E8888F159F8918F88908A1" pageId="0" pageNumber="157">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection id="352D5541ECDB052A5D304526084617A0" pageId="0" pageNumber="157" type="description">
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<paragraph id="3EE2EF225FDD3353C6975684689DD047" pageId="0" pageNumber="157">
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<figureCitation id="48B201ED477245BB0AF93CDA25E7398B" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. A Bensonella anguloobtusa, specimen CUMZ 14398 from Taunggyi District, Shan State B Bensonella taiyaiorum sp. nov., holotype CUMZ 14380 from Taunggyi District, Shan State C Bensonella lophiodera sp. nov., holotype CUMZ 14378 from Taunggyi District, Shan State. Abbreviation: ip: infraparietal lamella." figureDoi="10.3897/zookeys.1195.112112.figure7" httpUri="https://binary.pensoft.net/fig/1002056" pageId="0" pageNumber="157">Figs 7C</figureCitation>
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<figureCitation id="1D423F80853FA4BB77FABBDBC054CA07" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Bensonella lophiodera sp. nov., from Taunggyi District, Shan State A-C paratypes CUMZ 14405. The white arrow indicates constriction. The yellow arrow indicates a cervical crest. Abbreviations: a: angular lamella, b: basal plica, c: columellar lamella, ip: infraparietal lamella, lpl: lower palatal plica, p: parietal lamella, sbc: subcolumellar lamella, upl: upper palatal plica." figureDoi="10.3897/zookeys.1195.112112.figure9" httpUri="https://binary.pensoft.net/fig/1002058" pageId="0" pageNumber="157">, 9</figureCitation>
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<figureCitation id="474BDFFCF5CA307F3C4CF173ACCD71E5" captionStart="Figure 13" captionStartId="F13" captionText="Figure 13. Synoptic view of representatives of hypselostomatid snails recorded from Myanmar A Acinolaemus dayanum, specimen HA Collection B Acinolaemus cryptidentatus, specimen CUMZ 14413 C Anauchen eotvosi, holotype NHMUK 1903.7.1.1227.1 (after Pall-Gergely 2023 a: fig. 1 c) D Angustopila occidentalis, holotype HNHM 103483 (after Pall-Gergely et al. 2023: fig. 70 a) E Angustopila elevata, specimen HNHM 103484 (after Pall-Gergely et al. 2023: fig. 13 a) F Bensonella salwiniana, specimen CUMZ 14393 G Bensonella anguloobtusa, specimen CUMZ 14400 H Bensonella taiyaiorum sp. nov., paratype CUMZ 14403 I Bensonella lophiodera sp. nov., paratype CUMZ 14405 J Clostophis sankeyi, holotype UMZC I. 103320 (after Preece et al. 2022: fig. 70 e) K Clostophis thinbowguensis, holotype MNHN-IM- 2000 - 38057 (after Pall-Gergely et al. 2022: fig. 9 c) L Gyliotrachela bensonianum, syntype NHMUK 20191141 (after Gojsina et al. 2022: fig. 4 a) M Gyliotrachela hungerfordiana, specimen NHMUK collection from Perak, Malaysia N Gyliotrachela tianxingqiaoensis, holotype IZCAS TM 025075 (after Gojsina et al. 2022: fig. 3 a) O Gyliotrachela muangon, specimen CUMZ 14410 P Gyliotrachela aunglini sp. nov., paratype CUMZ 14412 Q Hypselostoma tubiferum, specimen NHMUK 1888.12.4.17 - 22 ex. Theobald collection from Tonduong, Burma." figureDoi="10.3897/zookeys.1195.112112.figure13" httpUri="https://binary.pensoft.net/fig/1002062" pageId="0" pageNumber="157">, 13I</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection id="7136F370CDF15B26750F73614843892B" pageId="0" pageNumber="157" type="type locality">
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<paragraph id="933D6B5C9AE1C7E85AC2DBBF4D309B67" pageId="0" pageNumber="157">Type locality.</paragraph>
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<paragraph id="E8E6F6C6463C053180D76535062C31DC" pageId="0" pageNumber="157">
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Myinmati Cave, Kalaw Township, Taunggyi District, Shan State, Myanmar (locality code SH4;
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<geoCoordinate id="BC5ABACFE6E0EAAE1D47AED67E42AD80" degrees="20" direction="north" minutes="35" orientation="latitude" precision="1" seconds="24.6" value="20.590168">20°35'24.6"N</geoCoordinate>
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,
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<geoCoordinate id="F43B361BAE2E8F402A26283C48923609" degrees="96" direction="east" minutes="36" orientation="longitude" precision="1" seconds="42.1" value="96.611694">96°36'42.1"E</geoCoordinate>
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; 1312 m a.s.l.).
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</paragraph>
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</subSubSection>
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<subSubSection id="E27307C38908389A7594FDFB2BC4EF06" pageId="0" pageNumber="157" type="type material">
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<paragraph id="DE885D36A1762A0A730A4E0E29B1F0A2" pageId="0" pageNumber="157">Type material.</paragraph>
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<paragraph id="A07C335E873419FE4723DFE07AF5ECF8" pageId="0" pageNumber="157">
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<emphasis id="3FF7ADD92CF0566FEFD8F385A608DF10" bold="true" italics="true" pageId="0" pageNumber="157">Holotype</emphasis>
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CUMZ 14378 (height 3.1 mm, width 1.8 mm; Fig.
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<figureCitation id="BC5B1B3F52FDDEA4AAAD21A8AB36E32A" captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. A Bensonella anguloobtusa, specimen CUMZ 14398 from Taunggyi District, Shan State B Bensonella taiyaiorum sp. nov., holotype CUMZ 14380 from Taunggyi District, Shan State C Bensonella lophiodera sp. nov., holotype CUMZ 14378 from Taunggyi District, Shan State. Abbreviation: ip: infraparietal lamella." figureDoi="10.3897/zookeys.1195.112112.figure7" httpUri="https://binary.pensoft.net/fig/1002056" pageId="0" pageNumber="157">7C</figureCitation>
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).
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<emphasis id="3989B3D068B9BF3A704B4A78FD1AD711" bold="true" italics="true" pageId="0" pageNumber="157">Paratypes</emphasis>
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CUMZ 14379 (16 shells); CUMZ 14404 (12 shells; measured); CUMZ 14405 (3 shells; Figs
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<figureCitation id="A6664576841C504720942E0C676B744A" captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Bensonella lophiodera sp. nov., from Taunggyi District, Shan State A-C paratypes CUMZ 14405. The white arrow indicates constriction. The yellow arrow indicates a cervical crest. Abbreviations: a: angular lamella, b: basal plica, c: columellar lamella, ip: infraparietal lamella, lpl: lower palatal plica, p: parietal lamella, sbc: subcolumellar lamella, upl: upper palatal plica." figureDoi="10.3897/zookeys.1195.112112.figure9" httpUri="https://binary.pensoft.net/fig/1002058" pageId="0" pageNumber="157">9</figureCitation>
|
|
,
|
|
<figureCitation id="BDA54BFB4042E8BF7C67F342D0A70C44" captionStart="Figure 13" captionStartId="F13" captionText="Figure 13. Synoptic view of representatives of hypselostomatid snails recorded from Myanmar A Acinolaemus dayanum, specimen HA Collection B Acinolaemus cryptidentatus, specimen CUMZ 14413 C Anauchen eotvosi, holotype NHMUK 1903.7.1.1227.1 (after Pall-Gergely 2023 a: fig. 1 c) D Angustopila occidentalis, holotype HNHM 103483 (after Pall-Gergely et al. 2023: fig. 70 a) E Angustopila elevata, specimen HNHM 103484 (after Pall-Gergely et al. 2023: fig. 13 a) F Bensonella salwiniana, specimen CUMZ 14393 G Bensonella anguloobtusa, specimen CUMZ 14400 H Bensonella taiyaiorum sp. nov., paratype CUMZ 14403 I Bensonella lophiodera sp. nov., paratype CUMZ 14405 J Clostophis sankeyi, holotype UMZC I. 103320 (after Preece et al. 2022: fig. 70 e) K Clostophis thinbowguensis, holotype MNHN-IM- 2000 - 38057 (after Pall-Gergely et al. 2022: fig. 9 c) L Gyliotrachela bensonianum, syntype NHMUK 20191141 (after Gojsina et al. 2022: fig. 4 a) M Gyliotrachela hungerfordiana, specimen NHMUK collection from Perak, Malaysia N Gyliotrachela tianxingqiaoensis, holotype IZCAS TM 025075 (after Gojsina et al. 2022: fig. 3 a) O Gyliotrachela muangon, specimen CUMZ 14410 P Gyliotrachela aunglini sp. nov., paratype CUMZ 14412 Q Hypselostoma tubiferum, specimen NHMUK 1888.12.4.17 - 22 ex. Theobald collection from Tonduong, Burma." figureDoi="10.3897/zookeys.1195.112112.figure13" httpUri="https://binary.pensoft.net/fig/1002062" pageId="0" pageNumber="157">13I</figureCitation>
|
|
), NHMUK 20230592 (3 shells), SMF 373020 (3 shells) all from the type locality.
|
|
</paragraph>
|
|
<caption id="8C9182177DB7B963A8017A1BE21E3CFE" doi="10.3897/zookeys.1195.112112.figure9" httpUri="https://binary.pensoft.net/fig/1002058" pageId="0" pageNumber="157" start="Figure 9" startId="F9">
|
|
<paragraph id="78C736918B4F95C5F81AC5E8CDBB22FB" pageId="0" pageNumber="157">
|
|
<emphasis id="71E48A9690983E69C0DE7CF3FA77958C" bold="true" pageId="0" pageNumber="157">Figure 9.</emphasis>
|
|
<taxonomicName id="977BBD566550D3E891A95BD41B3C536C" authorityName="Tongkerd & Panha" authorityYear="2024" class="Gastropoda" family="Hypselostomatidae" genus="Bensonella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bensonella lophiodera" order="Stylommatophora" pageId="0" pageNumber="157" phylum="Mollusca" rank="species" species="lophiodera">
|
|
<emphasis id="6E92ABC3FDB5024CEA93009AD354DF0D" italics="true" pageId="0" pageNumber="157">Bensonella lophiodera</emphasis>
|
|
</taxonomicName>
|
|
sp. nov., from Taunggyi District, Shan State
|
|
<emphasis id="67A7B0D32B1A9B8A47DEBBA6BF3DFBF9" bold="true" pageId="0" pageNumber="157">A-C</emphasis>
|
|
paratypes CUMZ 14405. The white arrow indicates constriction. The yellow arrow indicates a cervical crest. Abbreviations:
|
|
<emphasis id="9DD4E167D5DE0EFA0D62061098CABCB7" bold="true" pageId="0" pageNumber="157">a</emphasis>
|
|
: angular lamella,
|
|
<emphasis id="79CD83AC1AAA3F1309BD04B8EC65B715" bold="true" pageId="0" pageNumber="157">b</emphasis>
|
|
: basal plica,
|
|
<emphasis id="AE61C6AB82B30D9F51FB49225D2D7043" bold="true" pageId="0" pageNumber="157">c</emphasis>
|
|
: columellar lamella,
|
|
<emphasis id="F3DDA060982F3362E509DECAF85C6D5A" bold="true" pageId="0" pageNumber="157">ip</emphasis>
|
|
: infraparietal lamella,
|
|
<emphasis id="F242B8F074C57DFD43F3570FA2E60F99" bold="true" pageId="0" pageNumber="157">lpl</emphasis>
|
|
: lower palatal plica,
|
|
<emphasis id="E2EC658B39063E593FC1D8939F412566" bold="true" pageId="0" pageNumber="157">p</emphasis>
|
|
: parietal lamella,
|
|
<emphasis id="8355758B712769A1562B4BAE083DAE1D" bold="true" pageId="0" pageNumber="157">sbc</emphasis>
|
|
: subcolumellar lamella,
|
|
<emphasis id="CBBC94A9065788CF239F82062CF04CDE" bold="true" pageId="0" pageNumber="157">upl</emphasis>
|
|
: upper palatal plica.
|
|
</paragraph>
|
|
</caption>
|
|
</subSubSection>
|
|
<subSubSection id="9DCFCD531F6A3544064C435870F36CF0" pageId="0" pageNumber="157" type="diagnosis">
|
|
<paragraph id="48C046743EB88AFA0B397E07B38E2862" pageId="0" pageNumber="157">Diagnosis.</paragraph>
|
|
<paragraph id="5143B049FE5CAB47A3907607478B980C" pageId="0" pageNumber="157">Shell ovate-conical, high spired and pale yellowish brown colour. Cervical crest situated far from peristome. Lip not expanded. Aperture usually with seven barriers (parietal, infraparietal, angular, columellar, basal, and upper and lower palatals). Palatal tubercle is lacking.</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="656EF4080744253C6DAEB12A34C55213" pageId="0" pageNumber="157" type="etymology">
|
|
<paragraph id="C57EA27942B5DB1392988BF4D3BB8284" pageId="0" pageNumber="157">Etymology.</paragraph>
|
|
<paragraph id="B3E44DC6D129C650D5EAD670D2AF37C8" pageId="0" pageNumber="157">
|
|
The specific name
|
|
<emphasis id="B038732204C1CE5B7B5F94B45B1932E6" italics="true" pageId="0" pageNumber="157">lophiodera</emphasis>
|
|
is a compound of the Greek words
|
|
<emphasis id="59E3D90478A3BFE5928103095D81C9E6" italics="true" pageId="0" pageNumber="157">lophia</emphasis>
|
|
meaning crest and
|
|
<emphasis id="D89D4F2561F755440E3649E300FB30C7" italics="true" pageId="0" pageNumber="157">dere</emphasis>
|
|
meaning neck or throat. It refers to the prominent cervical crest on the palatal wall of the last whorl.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="92208D7662722A954B17E222D2E0CBD8" pageId="0" pageNumber="157" type="description">
|
|
<paragraph id="C59F87B577876A6C4CDF864B9A83046B" pageId="0" pageNumber="157">Description.</paragraph>
|
|
<paragraph id="5EE4EB651CC2FA3F0860B1A9A3EC772B" pageId="0" pageNumber="157">
|
|
Shell ovate-conical, pale yellowish brown in colour, high spire and
|
|
<normalizedToken id="494C5E6A9AC09F777D880A04AA8CD6B8" originalValue="5½">51/2</normalizedToken>
|
|
-6 convex whorls. Shell height 2.7-3.2 mm and shell width 1.9-2.1 mm. Apex blunt; protoconch consisting of ~
|
|
<normalizedToken id="FC0EA13D552EA18168E2B3519D64D138" originalValue="1½">11/2</normalizedToken>
|
|
whorls with wrinkles and weak spiral ridges. Teleoconch with somewhat strong and irregular growth lines; suture well impressed and deep. Last whorl large and rounded. Peristome slightly thickened and little expanded; constriction very weak; lip yellowish brown. Cervical crest sharp and situated close to peristome. Aperture subrectangular with seven or eight apertural barriers. Parietal lamella large, strongly developed, blunt, u-shaped from side view; infraparietal lamella small and knob shaped. Angular lamella weaker than parietal: outer part very low, weak and reaching peristome; inner part strong and tall. Palatal tubercle inconspicuous. Upper palatal plica small and low; lower palatal plica strong and tall, blunt. Basal plica small tubercle-like. Columellar lamella large and strong; sometimes an additional tiny subcolumellar lamella is present. Umbilicus narrowly perforate, ~ 1/5 of shell width, rounded and deep.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="F428A6485ADAEFE284B41A8FEBEC3996" pageId="0" pageNumber="157" type="distribution">
|
|
<paragraph id="6B0543A1488323CC7BB64922D7066256" pageId="0" pageNumber="157">Distribution.</paragraph>
|
|
<paragraph id="3218A6D67509C5EF66E568630403F685" pageId="0" pageNumber="157">This species is currently known only from the type locality in Shan State. The living snails are found on limestone walls and under leaf litter in rock crevices.</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="562F2A42D03CF5539341B3765A3BDC1A" pageId="0" pageNumber="157" type="differential diagnosis">
|
|
<paragraph id="FB1B714FE6457CD4EBCA6D3BAAD177FE" pageId="0" pageNumber="157">Differential diagnosis.</paragraph>
|
|
<paragraph id="E9854D1FB14E01A0A7AE24CF1B772C8F" pageId="0" pageNumber="157">
|
|
This new species is similar to
|
|
<taxonomicName id="F1912718DCA74025D0875572BB596CD1" lsidName="B. salwiniana" pageId="0" pageNumber="157" rank="species" species="salwiniana">
|
|
<emphasis id="F454EB60D6362261EE4A258818830391" italics="true" pageId="0" pageNumber="157">B. salwiniana</emphasis>
|
|
</taxonomicName>
|
|
in shell shape, number of apertural dentitions, and bears no palatal tubercle. However,
|
|
<taxonomicName id="6C0131D8E8359F1427BED66BEB302ADA" lsidName="B. lophiodera" pageId="0" pageNumber="157" rank="species" species="lophiodera">
|
|
<emphasis id="C0EE160ABAFCC16C9966E42984A12B9A" italics="true" pageId="0" pageNumber="157">B. lophiodera</emphasis>
|
|
</taxonomicName>
|
|
sp. nov. differs by having a strong cervical crest, and a very thin, fragile and unexpanded lip, while
|
|
<taxonomicName id="D7B8F5FB02672C3AA04F832BE3F729A7" lsidName="B. salwiniana" pageId="0" pageNumber="157" rank="species" species="salwiniana">
|
|
<emphasis id="4F48223193B22304B08CD68E16BA32A0" italics="true" pageId="0" pageNumber="157">B. salwiniana</emphasis>
|
|
</taxonomicName>
|
|
shows no cervical crest, and has a thickened and expanded lip.
|
|
</paragraph>
|
|
<paragraph id="1B5FABB22782FC8DD384EBC881F8A7D6" pageId="0" pageNumber="157">
|
|
The new species is distinguishable from
|
|
<taxonomicName id="CEFEEA10704679B4A6A0F2E6EF1F3E24" authorityName="Pilsbry & Vanatta" authorityYear="1900" class="Gastropoda" family="Hypselostomatidae" genus="Bensonella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bensonella" order="Stylommatophora" pageId="0" pageNumber="157" phylum="Mollusca" rank="genus">
|
|
<emphasis id="814D08954DB250D31C3FD3A7D0787C1B" italics="true" pageId="0" pageNumber="157">Bensonella</emphasis>
|
|
</taxonomicName>
|
|
reported from Thailand and Laos in having a weak palatal tubercle, a cervical crest, slightly expanded lip, no interpalatal plica, and apertural barriers are generally weak. Regarding the three species from Thailand,
|
|
<taxonomicName id="E7CEE762C62A179C77E80937535C0B06" lsidName="B. nabhitabhatai" pageId="0" pageNumber="157" rank="species" species="nabhitabhatai">
|
|
<emphasis id="1CACA5B917D368FC0402E1A26E57B5E6" italics="true" pageId="0" pageNumber="157">B. nabhitabhatai</emphasis>
|
|
</taxonomicName>
|
|
has one upper palatal plica, and lacks the basal plica and the infraparietal lamella;
|
|
<taxonomicName id="C9D8E8DFA52B58310EB1CDC23B73D4AA" lsidName="B. tamphathai" pageId="0" pageNumber="157" rank="species" species="tamphathai">
|
|
<emphasis id="F1F8E29260B1D1F77522379655B03C35" italics="true" pageId="0" pageNumber="157">B. tamphathai</emphasis>
|
|
</taxonomicName>
|
|
possesses two interpalatal plicae, and its shell is sculptured with spiral striae;
|
|
<taxonomicName id="C7B79D57E2073B7924C953F52502153D" lsidName="B. pangmapaensis" pageId="0" pageNumber="157" rank="species" species="pangmapaensis">
|
|
<emphasis id="023AEC7D563A11FB9FE282BCADC5B120" italics="true" pageId="0" pageNumber="157">B. pangmapaensis</emphasis>
|
|
</taxonomicName>
|
|
has fine spiral striae and hooked palatal and basal plicae (
|
|
<bibRefCitation id="126FAF7E9F074F7A1C9EA2BDDF4C4D43" author="Panha, S" journalOrPublisher="Walkerana" pageId="0" pageNumber="157" pagination="107 - 112" refId="B59" refString="Panha, S, Burch, JB, 2000. A new species of Paraboysidia from Thailand (Pulmonata: Pupillidae). Walkerana 11 (25): 107 - 112" title="A new species of Paraboysidia from Thailand (Pulmonata: Pupillidae)." volume="11" year="2000">Panha and Burch 2000</bibRefCitation>
|
|
,
|
|
<bibRefCitation id="1A7920F64FAB98FEB5E378728808D869" author="Panha, S" journalOrPublisher="Walkerana" pageId="0" pageNumber="157" refId="B61" refString="Panha, S, Burch, JB, 2002b. The pupillid genus Paraboysidia in Thailand (Pulmonata: Stylommatophora). Walkerana 12[2001](28): 77-94. [Date of publication follow Jirapatrasilp et al. (2023)]" title="The pupillid genus Paraboysidia in Thailand (Pulmonata: Stylommatophora). Walkerana 12 [2001] (28): 77 - 94. [Date of publication follow Jirapatrasilp et al. (2023)]" year="2002 b">2002b</bibRefCitation>
|
|
,
|
|
<bibRefCitation id="8F5FA125E187D4CAD1AEC1F24C9AEB44" author="Panha, S" journalOrPublisher="Walkerana" pageId="0" pageNumber="157" refId="B63" refString="Panha, S, Burch, JB, 2005. An introduction to the microsnails of Thailand. Malacological Review 37/38(2004-2005): 1-155. [Date of publication follow Jirapatrasilp et al. (2023)]" title="An introduction to the microsnails of Thailand. Malacological Review 37 / 38 (2004 - 2005): 1 - 155. [Date of publication follow Jirapatrasilp et al. (2023)]" year="2005">2005</bibRefCitation>
|
|
;
|
|
<bibRefCitation id="5DE55A221C47CC3463DE272D93597527" author="Panha, S" journalOrPublisher="Walkerana" pageId="0" pageNumber="157" refId="B64" refString="Panha, S, Tongkerd, P, Sutcharit, C, Tumpeesuwan, S, Vongsombath, C, 2003. A new species of Paraboysidia (Pupillidae: Gastrocoptinae) from Laos. Walkerana 13[2002](29/30): 123-128." title="A new species of Paraboysidia (Pupillidae: Gastrocoptinae) from Laos. Walkerana 13 [2002] (29 / 30): 123 - 128." year="2003">Panha et al. 2003</bibRefCitation>
|
|
;
|
|
<bibRefCitation id="D0757432AB9510FFC18357C789F2FFB9" author="Inkhavilay, K" journalOrPublisher="Journal of Conchology" pageId="0" pageNumber="157" pagination="213 - 232" refId="B28" refString="Inkhavilay, K, Sutcharit, C, Tongkerd, P, Panha, S, 2016. New species of micro snails from Laos (Pulmonata: Vertiginidae and Diapheridae). Journal of Conchology 42 (4): 213 - 232" title="New species of micro snails from Laos (Pulmonata: Vertiginidae and Diapheridae)." volume="42" year="2016">Inkhavilay et al. 2016</bibRefCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph id="E00BDEDCD74DAD5628ED6402B38D73D1" pageId="0" pageNumber="157">
|
|
There are three
|
|
<taxonomicName id="ED79D10A12DF92E5FBDCEB57515A059E" authorityName="Pilsbry & Vanatta" authorityYear="1900" class="Gastropoda" family="Hypselostomatidae" genus="Bensonella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Bensonella" order="Stylommatophora" pageId="0" pageNumber="157" phylum="Mollusca" rank="genus">
|
|
<emphasis id="ECEA823FD40689361EFF9D7A2CCFD6B6" italics="true" pageId="0" pageNumber="157">Bensonella</emphasis>
|
|
</taxonomicName>
|
|
species known from Laos. Among them,
|
|
<taxonomicName id="12E24412D4E4C677A6AB227BD79A7CC5" lsidName="B. paralella" pageId="0" pageNumber="157" rank="species" species="paralella">
|
|
<emphasis id="7C55452F5012A97E68CB2EC835E66A91" italics="true" pageId="0" pageNumber="157">B. paralella</emphasis>
|
|
</taxonomicName>
|
|
has an expanded lip and strongly prominent apertural dentitions;
|
|
<taxonomicName id="63A0CE98EB1AF47A8AA019FE181BBB7B" lsidName="B. anguloobtusa" pageId="0" pageNumber="157" rank="species" species="anguloobtusa">
|
|
<emphasis id="8F51EA2D73BB9B45E2140474320639BF" italics="true" pageId="0" pageNumber="157">B. anguloobtusa</emphasis>
|
|
</taxonomicName>
|
|
has strong and sinuous apertural dentitions, and is sculptured with weak spiral striae;
|
|
<taxonomicName id="51B9EA2399D85A9C8CAACE3C94F3E525" lsidName="B. wangviangensis" pageId="0" pageNumber="157" rank="species" species="wangviangensis">
|
|
<emphasis id="0027A23C70502EA6E5C6497321C28DF0" italics="true" pageId="0" pageNumber="157">B. wangviangensis</emphasis>
|
|
</taxonomicName>
|
|
has a unique shell shape with small shell size (height 1-2 mm), a nearly closed sinulus, a shouldered last whorl, and lacks a basal plica and columellar lamella (
|
|
<bibRefCitation id="9D4406FE96C5C82EF1064121851E61B8" author="Panha, S" journalOrPublisher="Walkerana" pageId="0" pageNumber="157" pagination="107 - 112" refId="B59" refString="Panha, S, Burch, JB, 2000. A new species of Paraboysidia from Thailand (Pulmonata: Pupillidae). Walkerana 11 (25): 107 - 112" title="A new species of Paraboysidia from Thailand (Pulmonata: Pupillidae)." volume="11" year="2000">Panha and Burch 2000</bibRefCitation>
|
|
,
|
|
<bibRefCitation id="2958D6AEFA71644DD37285155ECB6D19" author="Panha, S" journalOrPublisher="Walkerana" pageId="0" pageNumber="157" refId="B61" refString="Panha, S, Burch, JB, 2002b. The pupillid genus Paraboysidia in Thailand (Pulmonata: Stylommatophora). Walkerana 12[2001](28): 77-94. [Date of publication follow Jirapatrasilp et al. (2023)]" title="The pupillid genus Paraboysidia in Thailand (Pulmonata: Stylommatophora). Walkerana 12 [2001] (28): 77 - 94. [Date of publication follow Jirapatrasilp et al. (2023)]" year="2002 b">2002b</bibRefCitation>
|
|
,
|
|
<bibRefCitation id="8100061EB0A5478695C7BECCE705FCF8" author="Panha, S" journalOrPublisher="Walkerana" pageId="0" pageNumber="157" refId="B63" refString="Panha, S, Burch, JB, 2005. An introduction to the microsnails of Thailand. Malacological Review 37/38(2004-2005): 1-155. [Date of publication follow Jirapatrasilp et al. (2023)]" title="An introduction to the microsnails of Thailand. Malacological Review 37 / 38 (2004 - 2005): 1 - 155. [Date of publication follow Jirapatrasilp et al. (2023)]" year="2005">2005</bibRefCitation>
|
|
;
|
|
<bibRefCitation id="79D7890C487AEB691F90A5A37CFE7C9E" author="Panha, S" journalOrPublisher="Walkerana" pageId="0" pageNumber="157" refId="B64" refString="Panha, S, Tongkerd, P, Sutcharit, C, Tumpeesuwan, S, Vongsombath, C, 2003. A new species of Paraboysidia (Pupillidae: Gastrocoptinae) from Laos. Walkerana 13[2002](29/30): 123-128." title="A new species of Paraboysidia (Pupillidae: Gastrocoptinae) from Laos. Walkerana 13 [2002] (29 / 30): 123 - 128." year="2003">Panha et al. 2003</bibRefCitation>
|
|
;
|
|
<bibRefCitation id="D177EF62A6AB785D59D4B4FCFE99852C" author="Inkhavilay, K" journalOrPublisher="Journal of Conchology" pageId="0" pageNumber="157" pagination="213 - 232" refId="B28" refString="Inkhavilay, K, Sutcharit, C, Tongkerd, P, Panha, S, 2016. New species of micro snails from Laos (Pulmonata: Vertiginidae and Diapheridae). Journal of Conchology 42 (4): 213 - 232" title="New species of micro snails from Laos (Pulmonata: Vertiginidae and Diapheridae)." volume="42" year="2016">Inkhavilay et al. 2016</bibRefCitation>
|
|
).
|
|
</paragraph>
|
|
<paragraph id="8E95F42C1343DEAEB4741B7C8BE11D78" pageId="0" pageNumber="157">
|
|
In addition,
|
|
<taxonomicName id="025FBD132205D899BA35026567E15267" lsidName="B. lophiodera" pageId="0" pageNumber="157" rank="species" species="lophiodera">
|
|
<emphasis id="ADBB881A2B5BCBC980D9FF0F15327BC7" italics="true" pageId="0" pageNumber="157">B. lophiodera</emphasis>
|
|
</taxonomicName>
|
|
sp. nov. differs from
|
|
<taxonomicName id="FBE1CE7AA089D775B5C0892DAA8CC5C2" lsidName="B. taiyaiorum" pageId="0" pageNumber="157" rank="species" species="taiyaiorum">
|
|
<emphasis id="9F51BD4F4E99EAC8EC0309F0D6798207" italics="true" pageId="0" pageNumber="157">B. taiyaiorum</emphasis>
|
|
</taxonomicName>
|
|
sp. nov. in having eight apertural barriers, an inconspicuous palatal tubercle, one upper palatal plica, and lacking a supracolumellar lamella and interpalatal plica. In contrast,
|
|
<taxonomicName id="B9E7281CE691FC1678368C4C45F50B0A" lsidName="B. taiyaiorum" pageId="0" pageNumber="157" rank="species" species="taiyaiorum">
|
|
<emphasis id="40A67BCEEEC45EC0DCF1654D39989A79" italics="true" pageId="0" pageNumber="157">B. taiyaiorum</emphasis>
|
|
</taxonomicName>
|
|
sp. nov. possesses an expanded lip, has a strong palatal tubercle, two upper palatal plicae, and the inter- and lower- palatal plicae are connected and form a U-shaped plica.
|
|
</paragraph>
|
|
</subSubSection>
|
|
<subSubSection id="90399D13840D06980217C633E5281287" pageId="0" pageNumber="157" type="remarks">
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|
<paragraph id="EB851FCD8C46F4DF58BE1114DF6A7868" pageId="0" pageNumber="157">Remarks.</paragraph>
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<paragraph id="C45339952BEB5957EFE459A11E0FBA7D" pageId="0" pageNumber="157">The spiral striae on the protoconch are very faintly detectable under the SEM microscope. Among all the type series examined, no hooked-shaped dentitions were observed, while the apertural dentitions show minor variability in different degrees of thickness and sharpness. A clear constriction at the palatal wall near the aperture and a sharp cervical crest are present in all specimens.</paragraph>
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</subSubSection>
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</treatment>
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</document> |