treatments-xml/data/40/6F/F0/406FF038AE8A5ACD8F5C1A7A658D98D9.xml

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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1016.55071" ID-GBIF-Dataset="16e49379-c3df-4587-85a4-5f8b083cb79c" ID-PMC="PMC7892531" ID-Pensoft-Pub="1313-2970-1016-49" ID-Pensoft-UUID="A0E84531AFDD55CE83CE1920DE511C0B" ID-PubMed="33628078" ID-ZooBank="E25A831ECDAB40609B5F17C22EB3EFC4" ModsDocID="1313-2970-1016-49" checkinTime="1613177956461" checkinUser="pensoft" docAuthor="Gonzalez-Vallejo, Norma Emilia &amp; Amador-Carrillo, Stephanie" docDate="2021" docId="406FF038AE8A5ACD8F5C1A7A658D98D9" docLanguage="en" docName="ZooKeys 1016: 49-61" docOrigin="ZooKeys 1016" docPubDate="2021-02-11" docSource="http://dx.doi.org/10.3897/zookeys.1016.55071" docTitle="Megadenus Rosen 1910" docType="treatment" docVersion="5" id="A0E84531AFDD55CE83CE1920DE511C0B" lastPageNumber="49" masterDocId="A0E84531AFDD55CE83CE1920DE511C0B" masterDocTitle="Assessment of Megadenus holothuricola Rosen, 1910 (Eulimidae), an endoparasite of Holothuria mexicana Ludwig, 1875 (Holothuriidae) in the southern Gulf of Mexico and the description a new species" masterLastPageNumber="61" masterPageNumber="49" pageNumber="49" updateTime="1732482122434" updateUser="ExternalLinkService">
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<mods:title id="DAD46166CE556270C61A33A7985432CF">Assessment of Megadenus holothuricola Rosen, 1910 (Eulimidae), an endoparasite of Holothuria mexicana Ludwig, 1875 (Holothuriidae) in the southern Gulf of Mexico and the description a new species</mods:title>
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<mods:namePart id="DBE69D2634CDF6CBC4B51F412D1BE606">Gonzalez-Vallejo, Norma Emilia</mods:namePart>
<mods:affiliation id="3CC50DD99A9136D39395D0D9B26FFA61">El Colegio de la Frontera Sur, Depto. Sistematica y Ecologia Acuatica, Av. Centenario km. 5.5 Chetumal, Quintana Roo, CP. 77014, Mexico</mods:affiliation>
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<mods:affiliation id="F24B7195F0F6D1BCC8227F8A3593DA01">El Colegio de la Frontera Sur, Depto. Sistematica y Ecologia Acuatica, Av. Centenario km. 5.5 Chetumal, Quintana Roo, CP. 77014, Mexico</mods:affiliation>
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<treatment id="406FF038AE8A5ACD8F5C1A7A658D98D9" ID-GBIF-Taxon="177383283" LSID="urn:lsid:plazi:treatment:406FF038AE8A5ACD8F5C1A7A658D98D9" httpUri="http://treatment.plazi.org/id/406FF038AE8A5ACD8F5C1A7A658D98D9" lastPageNumber="49" pageId="0" pageNumber="49" scope_class="Gastropoda" scope_family="Eulimidae">
<subSubSection id="717BA6DCE3433E5F57A108A59A7DC604" pageId="0" pageNumber="49" type="nomenclature">
<paragraph id="725F92187A910093CD39FD1D47E04CB2" pageId="0" pageNumber="49">
Genus
<taxonomicName id="69CF563C0F36B3B805BEEA96E5222756" ID-CoL="7P8L9" LSID="406FF038-AE8A-5ACD-8F5C-1A7A658D98D9" authority="Rosen, 1910" authorityName="Rosen" authorityYear="1910" class="Gastropoda" family="Eulimidae" genus="Megadenus" higherTaxonomySource="treatment-meta" kingdom="Animalia" lsidName="Megadenus" order="Littorinimorpha" pageId="0" pageNumber="49" phylum="Mollusca" rank="genus">
Megadenus
<normalizedToken id="B1AC5AB2C082A079EF285FBDB5E87857" originalValue="Rosén">Rosen</normalizedToken>
, 1910
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<subSubSection id="EE702DD082B0C2346E4D2E74DE059FD9" pageId="0" pageNumber="49" type="type species">
<paragraph id="2FD506839DBEE808E800A474397E32FB" pageId="0" pageNumber="49">Type species.</paragraph>
<paragraph id="C89363B5DDC26F0CC86B2F5EAAF0069B" pageId="0" pageNumber="49">
<taxonomicName id="402161B9FB02C5A691724B79BEEA5BFC" authorityName="Rosen" authorityYear="1910" class="Gastropoda" family="Eulimidae" genus="Megadenus" kingdom="Animalia" lsidName="Megadenus holothuricola" order="Littorinimorpha" pageId="0" pageNumber="49" phylum="Mollusca" rank="species" species="holothuricola">
<emphasis id="DCB10C0752B57E75014937C71BDF6030" italics="true" pageId="0" pageNumber="49">Megadenus holothuricola</emphasis>
</taxonomicName>
<normalizedToken id="61385B6A8EF8FB94D59B5AB8046E841D" originalValue="Rosén">Rosen</normalizedToken>
, 1910:18 by monotypy.
</paragraph>
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<subSubSection id="F990B418354DE183F9CCDB65B4E7D18F" pageId="0" pageNumber="49" type="diagnosis">
<paragraph id="95E8417E46FC627C4924387DD28FDB78" pageId="0" pageNumber="49">Diagnosis.</paragraph>
<paragraph id="F97252EE92FD0D0261AA7BB8F000BF26" pageId="0" pageNumber="49">
Shell conical to globular, translucent, colorless, sculpture of fine axial striae. Pseudopallium covers the shell or not; proboscis large or short forming a thick contracted disc; large pedal gland (
<bibRefCitation id="FE2C684307BD6CD4805D821FD729C13D" author="Rosen, N" journalOrPublisher="Lunds Universitets Arsskrift" pageId="0" pageNumber="49" pagination="1 - 67" refId="B17" refString="Rosen, N, 1910. Zur Kenntnis der parasitischen Schnecken. Lunds Universitets Arsskrift 6 (4): 1 - 67" title="Zur Kenntnis der parasitischen Schnecken." volume="6" year="1910">
<normalizedToken id="DB936B466F8F43CD7D3253F2E6436C0B" originalValue="Rosén">Rosen</normalizedToken>
1910
</bibRefCitation>
;
<bibRefCitation id="479BF93A10C9A4D6C9274418A3E41E0D" author="Humphreys, WF" journalOrPublisher="Det Kongelliage Danske Videnskabernes Selskab Biologiske Skrifter" pageId="0" pageNumber="49" pagination="1 - 27" refId="B14" refString="Humphreys, WF, Luetzen, J, 1972. Studies on parasitic gastropods from echinoderms 1. On the structure and biology of the parasitic gastropod Megadenus cantharelloides n. sp. with comparisons on Paramegadenus n. g. Det Kongelliage Danske Videnskabernes Selskab Biologiske Skrifter 19: 1 - 27" title="Studies on parasitic gastropods from echinoderms 1. On the structure and biology of the parasitic gastropod Megadenus cantharelloides n. sp. with comparisons on Paramegadenus n. g." volume="19" year="1972">
Humphreys and
<normalizedToken id="6E30BC0A85AF2849DDC9EDBC0A98FD38" originalValue="Lützen">Luetzen</normalizedToken>
1972
</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="301136E4F468DE7DDACF10C0B0BADE05" pageId="0" pageNumber="49" type="remarks">
<paragraph id="02025EC7D4A0CAF7934389DEA9349693" pageId="0" pageNumber="49">Remarks.</paragraph>
<paragraph id="B807EE49C06AD0A933C9CD98F88D81A4" pageId="0" pageNumber="49">
<taxonomicName id="72EEAD1A25E892FE821FFC5DF19B69AB" authorityName="Rosen" authorityYear="1910" class="Gastropoda" family="Eulimidae" genus="Megadenus" kingdom="Animalia" lsidName="Megadenus" order="Littorinimorpha" pageId="0" pageNumber="49" phylum="Mollusca" rank="genus">
<emphasis id="9A128C2C580B78E9B4E8F64F05F0A331" italics="true" pageId="0" pageNumber="49">Megadenus</emphasis>
</taxonomicName>
species are found in shallow waters in tropical or subtropical regions, especially as endoparasites of
<taxonomicName id="5AB9AB110ECB22A76537B950B6AFA6B4" authorityName="Rosen" authorityYear="1910" class="Gastropoda" kingdom="Animalia" lsidName="" order="Aspidochirotida" pageId="0" pageNumber="49" phylum="Mollusca" rank="order">Aspidochirotida</taxonomicName>
(
<taxonomicName id="FA0D28FD6679C73A45514330776DB0C1" authorityName="Rosen" authorityYear="1910" kingdom="Animalia" lsidName="" pageId="0" pageNumber="49" phylum="Echinodermata" rank="phylum">Echinodermata</taxonomicName>
,
<taxonomicName id="4FEFAA7C052BF26F601CF62E453C97B7" authorityName="Rosen" authorityYear="1910" class="Holothuroidea" kingdom="Animalia" lsidName="" pageId="0" pageNumber="49" phylum="Mollusca" rank="class">Holothuroidea</taxonomicName>
); usually they live in the cloacal chamber or attached to the respiratory tree.
<taxonomicName id="F75FD7E1657DAA3E7EF0FEDD6F6D972C" authorityName="Bouchet &amp; Lutzen" authorityYear="1980" class="Gastropoda" family="Eulimidae" genus="Megadenus" kingdom="Animalia" lsidName="Megadenus oneirophantae" order="Littorinimorpha" pageId="0" pageNumber="49" phylum="Mollusca" rank="species" species="oneirophantae">
<emphasis id="2C684E6565F0BFAF5A871CC631197CE4" italics="true" pageId="0" pageNumber="49">Megadenus oneirophantae</emphasis>
</taxonomicName>
Bouchet &amp;
<normalizedToken id="C393320CF7B9FE25FC1AD05D2B2610B9" originalValue="Lützen">Luetzen</normalizedToken>
, 1980 is the only abyssal species (4796 m).
<bibRefCitation id="D19352701E8282789E18BD42D5D89EF1" DOI="https://doi.org/10.1093/mollus/49.Supplement_13.1" author="Waren, A" journalOrPublisher="Journal of Molluscan Studies, Supplement" pageId="0" pageNumber="49" pagination="1 - 96" refId="B22" refString="Waren, A, 1984. A generic revision of the family Eulimidae (Gastropoda, Prosobranchia). Journal of Molluscan Studies, Supplement 13: 1 - 96, DOI: https://doi.org/10.1093/mollus/49.Supplement_13.1" title="A generic revision of the family Eulimidae (Gastropoda, Prosobranchia)." url="https://doi.org/10.1093/mollus/49.Supplement_13.1" volume="13" year="1984">
<normalizedToken id="FDE7F0D94384C6D78225A2FF959BA38F" originalValue="Warén">Waren</normalizedToken>
(1984)
</bibRefCitation>
defined
<taxonomicName id="A3C3260AA9763CCA539522F3FB4FFE70" authorityName="Rosen" authorityYear="1910" class="Gastropoda" family="Eulimidae" genus="Megadenus" kingdom="Animalia" lsidName="Megadenus" order="Littorinimorpha" pageId="0" pageNumber="49" phylum="Mollusca" rank="genus">
<emphasis id="231F6564463037968A6920FEADC835EF" italics="true" pageId="0" pageNumber="49">Megadenus</emphasis>
</taxonomicName>
as &quot;shell fragile, globular, and at least lower part is covered by a big pseudopallium, has separate sexes, with smaller males and the animals live in the cloaca of holothurians.&quot; He also indicated there was no type material.
</paragraph>
</subSubSection>
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