162 lines
20 KiB
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162 lines
20 KiB
XML
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<mods:title id="90EF2613D6C204D6CC19796C0A61CCC0">Additions to the knowledge of the land snails of Sabah (Malaysia, Borneo), including 48 new species</mods:title>
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<mods:namePart id="E0880F8A69EC222E15802345ED567A57">Vermeulen, Jaap J.</mods:namePart>
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<mods:namePart id="D160390A6F0DC1A62C783BABA56930EA">Liew, Thor-Seng</mods:namePart>
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<mods:namePart id="784C91E67E86DCDC02A29FA0F57C1AC3">Schilthuizen, Menno</mods:namePart>
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<mods:date id="D087AC7DE9FE98D57497244BF2528DE8">2015</mods:date>
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<mods:number id="7FCD7F256FA1537C21384A9CFBB6B0B9">531</mods:number>
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<mods:identifier id="E5B5D04843A4A9410EA2DB5205BD2C39" type="DOI">http://dx.doi.org/10.3897/zookeys.531.6097</mods:identifier>
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<treatment id="AD1E6696DF8B60447EDAC830A0C3187A" ID-GBIF-Taxon="144057487" LSID="urn:lsid:plazi:treatment:AD1E6696DF8B60447EDAC830A0C3187A" httpUri="http://treatment.plazi.org/id/AD1E6696DF8B60447EDAC830A0C3187A" lastPageNumber="11" pageId="10" pageNumber="11">
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<subSubSection id="788EDA56DDFC8C3755562C3066E743B1" pageId="10" pageNumber="11" type="multiple">
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<paragraph id="3E991E1BD3306DF3CFAC95E5F360F05A" pageId="10" pageNumber="11">Taxon classification Animalia Architaenioglossa Cyclophoridae</paragraph>
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</subSubSection>
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<subSubSection id="D5DE3BBEE628079AFFBBF8CF2781A6C7" pageId="10" pageNumber="11" type="nomenclature">
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<paragraph id="7D94F17B724A160F0C8F9EBEF84C1033" pageId="10" pageNumber="11">
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Genus
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<taxonomicName id="83B58B19932BD5EA71C9FAD1AA4FFC66" ID-CoL="7P34J" authority="E. A. Smith, 1897" authorityName="E. A. Smith" authorityYear="1897" class="Gastropoda" family="Cyclophoridae" genus="Ditropopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropopsis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Ditropopsis E.A. Smith, 1897</taxonomicName>
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</paragraph>
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</subSubSection>
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<subSubSection id="569766C1133B3DD0992ED4003F8EF977" pageId="10" pageNumber="11" type="reference_group">
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<paragraph id="0EE80B79F995BF6BC119119F13A125C1" pageId="10" pageNumber="11">
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<taxonomicName id="B94ED9F1BA97762656674977B31C8AF4" class="Gastropoda" family="Cyclophoridae" genus="Ditropopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropopsis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Ditropopsis</taxonomicName>
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E.A. Smith, 1897: 416;
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<bibRefCitation id="E67113428947093CC4BF566232BFAE00" author="Fukuda, H" journalOrPublisher="Basteria" pageId="10" pageNumber="11" pagination="1 - 2" title="A new replacement name for Ditropis Blanford, 1869 (non Kirschbaum, 1868) (Gastropoda, Architaenioglossa, Cyclophoridae)." volume="64" year="2000">Fukuda 2000</bibRefCitation>
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: 1.
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</paragraph>
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<paragraph id="4A398CDD399E60D9ED4757DC590D7A85" pageId="10" pageNumber="11">
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<taxonomicName id="5A8C1D3F6000C25AC6878AF8244DE7E4" class="Gastropoda" family="Cyclophoridae" genus="Cyclophorus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyclophorus" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Cyclophorus</taxonomicName>
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subgenus
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<taxonomicName id="96F276D240158B539C79B53256FC4D39" class="Insecta" family="Delphacidae" genus="Ditropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropis" order="Hemiptera" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">Ditropis</taxonomicName>
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Blanford, 1869: 126. Genus
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<taxonomicName id="E51010A7B966A57B08416F6684912022" class="Insecta" family="Delphacidae" genus="Ditropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropis" order="Hemiptera" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">Ditropis</taxonomicName>
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Hanley & Theobald, 1875: xiv.
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</paragraph>
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<paragraph id="86B1FF7E9545E7A47C0403DEAF831385" pageId="10" pageNumber="11">
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<taxonomicName id="4616672F0D6B99ACDB83BF49A6FF18B6" class="Gastropoda" family="Cyclophoridae" genus="Ditropopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropopsis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Ditropopsis</taxonomicName>
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[Not
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<taxonomicName id="F775032BFBE2218E5A619E77F58ED3E3" class="Insecta" family="Delphacidae" genus="Ditropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropis" order="Hemiptera" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">Ditropis</taxonomicName>
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Kirschbaum (
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<taxonomicName id="2D6FA321551B37D57F7A8D9C836B33AA" family="Delphacidae" lsidName="" pageId="10" pageNumber="11" rank="family">Delphacidae</taxonomicName>
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,
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<taxonomicName id="B81ACADAF521CDC86FB2C96E24C76435" lsidName="Caenogastropoda" order="Hemiptera" pageId="10" pageNumber="11" rank="order">Hemiptera</taxonomicName>
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)]
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</paragraph>
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</subSubSection>
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<subSubSection id="E616ECAB8D6E46F23F3202AC3528D2D6" pageId="10" pageNumber="11" type="diagnosis for the sabah species">
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<paragraph id="AB3E9C0C0BF3644E2340B9AD39E976F7" pageId="10" pageNumber="11">Diagnosis for the Sabah species.</paragraph>
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<paragraph id="3C5DAF50CF5802951878C53DE50FACC1" pageId="10" pageNumber="11">Shell very small, white to pale corneous or pale greenish, without any colour patterns. Surface shiny or glossy. Spire rather high-conical, to approx. flat with a protruding apex. Radial sculpture absent or inconspicuous. Spiral sculpture prominent, consisting of distinct cords and keels. Peristome simple or double, expanded or not, without a notch in the angular corner. Height up to 2.3 mm. Umbilicus wide.</paragraph>
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</subSubSection>
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<subSubSection id="0D381647775B5605F0D0B39555940754" pageId="10" pageNumber="11" type="cross diagnosis">
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<paragraph id="DB0A28C613782A2DB05C7445A4A842C9" pageId="10" pageNumber="11">Cross diagnosis.</paragraph>
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<paragraph id="FC1E68EA2DFF1927761F3744A3A65ADA" pageId="10" pageNumber="11">
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Borneo species of
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<taxonomicName id="0F238E24FE1644E5871D5B432B6CD215" class="Gastropoda" family="Cyclophoridae" genus="Japonia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Japonia" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Japonia</taxonomicName>
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Gould, 1859 (s.l., including
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<taxonomicName id="9164D875A0951010766954269CD231DC" class="Gastropoda" family="Cyclophoridae" genus="Pilosphaera" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Pilosphaera" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Pilosphaera</taxonomicName>
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<bibRefCitation id="F207DE9397D81CA70C6A826D49F4E621" author="Lee, Y-C" journalOrPublisher="Zootaxa" pageId="10" pageNumber="11" pagination="22 - 38" title="Molecular evidence for a polyphyletic genus Japonia (Architaenioglossa: Cyclophoridae) and with the description of a new genus and two new species." volume="1792" year="2008">Lee et al., 2008</bibRefCitation>
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), have larger shells: usually more than 4 mm high or more.
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<taxonomicName id="B4BBB06C040FA329A6ABBDE21F24DB27" class="Gastropoda" family="Cyclophoridae" genus="Japonia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Japonia" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Japonia</taxonomicName>
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also has a notch in the angular corner of the peristome, and many have shells with brown colour markings. Only
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<taxonomicName id="CFBD8B840E6CFE5D6AEC7BDBAD48B205" class="Gastropoda" family="Cyclophoridae" genus="Japonia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Japonia hyalina" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="hyalina">Japonia hyalina</taxonomicName>
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Vermeulen & Junau, 2007, and
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<taxonomicName id="509EA644F27E5241BB34A4EB9E7BDB13" class="Gastropoda" family="Cyclophoridae" genus="Japonia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Japonia ditropis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="ditropis">Japonia ditropis</taxonomicName>
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Vermeulen & Junau, 2007, from Sarawak, have whitish shells 2.0-3.5 mm high. These two differ from
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<taxonomicName id="26503FFCDE82D0305F1A47CC7629CCAD" class="Gastropoda" family="Cyclophoridae" genus="Ditropopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropopsis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Ditropopsis</taxonomicName>
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by having a more distinct radial sculpture.
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</paragraph>
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<paragraph id="750FFB162B881C754C6A481C90A83709" pageId="10" pageNumber="11">
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The two Borneo species of
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<taxonomicName id="62802F2BDA13310DBDF703DE6DE5AF31" class="Gastropoda" family="Cyclophoridae" genus="Craspedotropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Craspedotropis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Craspedotropis</taxonomicName>
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Blanford, 1864, see
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<bibRefCitation id="F5D7FA659B7C08904B8E0D45C9D77819" author="Vermeulen, JJ" journalOrPublisher="Basteria" pageId="10" pageNumber="11" pagination="139 - 163" title="Notes on the nonmarine molluscs of the island of Borneo 9. The genera Cyclophorus, Leptopoma, and Craspedotropis (GastropodaProsobranchia: Cyclophoridae." volume="63" year="1999">Vermeulen 1999</bibRefCitation>
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, differ by having a narrower umbilicus and more prominent radial sculpture.
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</paragraph>
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<paragraph id="AE2161EB7B85B1614670C02EE73D90B9" pageId="10" pageNumber="11">We provide a review of the Sabah species of the genus.</paragraph>
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</subSubSection>
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<subSubSection id="C007597A9ADB2F7A40F486067F4CFB34" pageId="10" pageNumber="11" type="remarks">
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<paragraph id="27E6014AC519B9259BE82B13EF59B6F6" pageId="10" pageNumber="11">Remarks.</paragraph>
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<paragraph id="584763DC464ECEF8265E14283610B353" pageId="10" pageNumber="11">
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The cyclophorid fauna of Borneo includes a small number of species with small shells with conspicuous spiral cords:
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<taxonomicName id="265E501B80E728F05F5F518EB8477808" class="Gastropoda" family="Cyclophoridae" genus="Jerdonia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Jerdonia" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Jerdonia</taxonomicName>
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(?)
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<taxonomicName id="2393D6CC9D3EF0677FC9C57725348FA9" genus="Caenogastropoda" lsidName="Caenogastropoda borneensis" pageId="10" pageNumber="11" rank="species" species="borneensis">borneensis</taxonomicName>
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Godwin Austen, 1889,
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<taxonomicName id="6300B644D215AD31BDE7A740066F111D" class="Gastropoda" family="Cyclophoridae" genus="Cyathopoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyathopoma everetti" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="everetti">Cyathopoma everetti</taxonomicName>
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E.A. Smith, 1895,
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<taxonomicName id="F980EC3894C2605FF3633ED52818E082" class="Gastropoda" family="Cyclophoridae" genus="Craspedotropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Craspedotropis andrei" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="andrei">Craspedotropis andrei</taxonomicName>
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Vermeulen, 1999 and
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<taxonomicName id="46355BD64A18BC5B346463CF86FA3E89" class="Gastropoda" family="Cyclophoridae" genus="Craspedotropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Craspedotropis juvenilis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="juvenilis">Craspedotropis juvenilis</taxonomicName>
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Vermeulen, 1999. Except for the second species, all were included in
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<taxonomicName id="34C123B57DBB1F6AC9A630045863F40B" class="Gastropoda" family="Cyclophoridae" genus="Craspedotropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Craspedotropis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Craspedotropis</taxonomicName>
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Blanford, 1864 by
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<bibRefCitation id="B5C381AA912F4E871EBE5345A4146EFC" author="Vermeulen, JJ" journalOrPublisher="Basteria" pageId="10" pageNumber="11" pagination="139 - 163" title="Notes on the nonmarine molluscs of the island of Borneo 9. The genera Cyclophorus, Leptopoma, and Craspedotropis (GastropodaProsobranchia: Cyclophoridae." volume="63" year="1999">Vermeulen (1999)</bibRefCitation>
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with due expression of doubt. His concern was the general similarity of
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<taxonomicName id="B2664C3EDF41BD3B0D8CCA7D2758E127" class="Gastropoda" family="Cyclophoridae" genus="Craspedotropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Craspedotropis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Craspedotropis</taxonomicName>
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with two largely continental Asiatic genera
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<taxonomicName id="4125301524CB83FD6F415FFCF75667DD" class="Gastropoda" family="Cyclophoridae" genus="Cyathopoma" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Cyathopoma" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Cyathopoma</taxonomicName>
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Blanford, 1864, and
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<taxonomicName id="9EC28932D5815C3F783C6E769589AE62" class="Gastropoda" family="Cyclophoridae" genus="Jerdonia" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Jerdonia" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Jerdonia</taxonomicName>
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Blanford & Blanford, 1861. Diagnostic differences between the three are mainly sought in the operculum morphology, a part unfortunately missing in the material of his two new species. The matter is still unresolved, and further complicated when, as we do here, we include Bornean species that show similarity with a fourth genus
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<taxonomicName id="BEC07C91C94E148C82B529C874109ADA" class="Gastropoda" family="Cyclophoridae" genus="Ditropopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropopsis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Ditropopsis</taxonomicName>
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E.A. Smith, 1897 =
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<taxonomicName id="95FA9C30F3E742338B14B568E4D35833" class="Insecta" family="Delphacidae" genus="Ditropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropis" order="Hemiptera" pageId="10" pageNumber="11" phylum="Arthropoda" rank="genus">Ditropis</taxonomicName>
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Blanford, 1869. Operculum morphology, again, is not decisive, although the operculum of
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<taxonomicName id="EAE93963AFB41F41FF7FA80517B3395B" class="Gastropoda" family="Cyclophoridae" genus="Ditropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropis koperbergi" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="koperbergi">Ditropis koperbergi</taxonomicName>
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(Zilch, 1955), see below, differs from that of
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<taxonomicName id="5AC31659248D2F19576718642B4496D2" class="Gastropoda" family="Cyclophoridae" genus="Craspedotropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Craspedotropis borneensis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="borneensis">Craspedotropis borneensis</taxonomicName>
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(Godwin Austen, 1889) in lacking the erect and outwards folded whorl edges. However,
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<taxonomicName id="E740F33EA8277FDE4EB5A46222A2F90D" class="Gastropoda" family="Cyclophoridae" genus="Ditropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropis aenigmatica" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="aenigmatica">Ditropis aenigmatica</taxonomicName>
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(Van Benthem Jutting, 1963) (Biak Island, Indonesia) and
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<taxonomicName id="28303C9CBF4D10C0C939AA2D11B66208" class="Gastropoda" family="Cyclophoridae" genus="Ditropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropis heterospirifera" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="species" species="heterospirifera">Ditropis heterospirifera</taxonomicName>
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(Van Benthem Jutting, 1958) (from Misool Island, Indonesia) are similar to our Bornean species in general terms, but have an operculum with very distinct, erect, calcareous whorl edges.
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</paragraph>
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<paragraph id="8F1AE3C5278000AA6ABB66B4F4E2B9B0" pageId="10" pageNumber="11">
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For the Borneo material we conclude that the species listed below generally differ from the ones included in
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<taxonomicName id="759D1C9963AD27255AE5231D6ADA5981" class="Gastropoda" family="Cyclophoridae" genus="Craspedotropis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Craspedotropis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Craspedotropis</taxonomicName>
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by Vermeulen, 1999 by having a wider umbilicus and a less distinct radial sculpture. Their shell morphology agrees well with species generally included in
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<taxonomicName id="BF26CF9DF7F70C33A304CC31F8F08F75" class="Gastropoda" family="Cyclophoridae" genus="Ditropopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ditropopsis" order="Architaenioglossa" pageId="10" pageNumber="11" phylum="Mollusca" rank="genus">Ditropopsis</taxonomicName>
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, and we include them in that genus. Below, we list all the Sabah species present in the collections available to us.
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</paragraph>
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<paragraph id="2E4D413AE900CE43C22A5A5F0445C24D" pageId="10" pageNumber="11">We divide the genus into three informal groups.</paragraph>
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</subSubSection>
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</treatment>
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</document> |