700 lines
84 KiB
XML
700 lines
84 KiB
XML
<document id="17F6C72AA12E06EB15D2409073D4C38A" ID-CLB-Dataset="302880" ID-DOI="10.3897/zse.100.122874" ID-GBIF-Dataset="8d8a4591-9d2c-4395-90d1-ed59456739b9" ID-ZooBank="8DB2BEFF-F7A6-45A5-B9AE-046B735792DD" ID-publisher-id="122874" URI-arpha="316B5F8D-6B65-5142-AEF8-71FA081BB6EF" URI-zoobank="http://zoobank.org/8DB2BEFF-F7A6-45A5-B9AE-046B735792DD" XM.bibliography_approvedBy="admin" XM.materialsCitations_approvedBy="admin" article-type="research-article" checkinTime="1725978358818" checkinUser="pensoft" docAuthor="Felföldi, Tamás, Nagy, Hajnalka & Dózsa-Farkas, Klára" docDate="2024" docId="D60D6415CA7F52489CB8EA144B11D188" docLanguage="en" docName="Zoosystematics and Evolution 100(4): 1269-1286" docOrigin="Zoosystematics and Evolution 100 (4)" docSource="https://zse.pensoft.net/article/122874/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Marionina reicharti Felföldi, Nagy & Dózsa-Farkas, 2024, sp. nov." docType="treatment" docVersion="4" dtd-version="3.0" lastPageNumber="1286" masterDocId="316B5F8D6B655142AEF871FA081BB6EF" masterDocTitle="New data on the polyphyletic Marionina genus (Annelida, Enchytraeidae): description of three new species from European shore habitats" masterLastPageNumber="1286" masterPageNumber="1269" pageNumber="1269" updateTime="1725987076503" updateUser="admin">
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<mods:mods id="B4782D39D093DEBCE940D6FE0D613A98" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="EF30A1D3030951D2EF4D47A460E66350">
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<mods:title id="E27908F6CAE18566174C1B15CABB0F39">New data on the polyphyletic Marionina genus (Annelida, Enchytraeidae): description of three new species from European shore habitats</mods:title>
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<mods:name id="C75A4272D0BD1FC82BFDADCD33F2B33D" type="personal">
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<mods:namePart id="5705133B63304A02E9931CB8A33F000E">Felföldi, Tamás</mods:namePart>
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<mods:nameIdentifier id="5427FF74921B0F096247F34F1AD0AB00" type="ORCID">0000-0003-2009-2478</mods:nameIdentifier>
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<mods:affiliation id="A4908FCAB2661601656F5FD0853018A3">Department of Microbiology, ELTE Eötvös Loránd University, H- 1117 Budapest, Pázmány Péter sétány 1 / C, Hungary & Institute of Aquatic Ecology, HUN-REN Centre for Ecological Research, H- 1113 Budapest, Karolina út 29, Hungary</mods:affiliation>
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</mods:name>
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<mods:name id="AF0FCC0C897760771266C8562C6895CD" type="personal">
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<mods:roleTerm id="32519A0B9010B79D85A7C7AFA8595A79">Author</mods:roleTerm>
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</mods:role>
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<mods:namePart id="A6E1EA4E0CCE33E7416EBAF25359B47E">Nagy, Hajnalka</mods:namePart>
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<mods:affiliation id="9C4E86461CA181D4D1EB6F73AA90B9CE">Department of Microbiology, ELTE Eötvös Loránd University, H- 1117 Budapest, Pázmány Péter sétány 1 / C, Hungary & Hungarian Natural History Museum, H- 1088 Budapest, Baross utca 13, Hungary</mods:affiliation>
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<mods:namePart id="C68630F6ED28118693A76075E5BDF3AF">Dózsa-Farkas, Klára</mods:namePart>
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<mods:affiliation id="022783C06213814CD37D6BD227D2FC4B">Department of Microbiology, ELTE Eötvös Loránd University, H- 1117 Budapest, Pázmány Péter sétány 1 / C, Hungary</mods:affiliation>
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<mods:typeOfResource id="B4ABA162A6BF4F6C95D38B1D1DC116F2">text</mods:typeOfResource>
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<mods:title id="C9BFCC5DF4B03F2F02A75B7D25874510">Zoosystematics and Evolution</mods:title>
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<mods:part id="D82E90D6B3C86CA25B3F98D1D3C006D6">
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<mods:date id="6B696246A74768EFACC50213DA80382A">2024</mods:date>
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<mods:number id="A7D0BF8245EADD0B11CF1F0AD0941CB9">2024-09-10</mods:number>
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<mods:number id="AC7F6D416383D9817B52FDB7CF44068E">100</mods:number>
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<mods:number id="4A2048AF7834DBF3F53D2F64823FA909">4</mods:number>
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<mods:start id="1BA73A5DCA44FE311EF1BD84D99213B8">1269</mods:start>
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<mods:identifier id="CB16B7C1C28339B394D1B74921184B87" type="DOI">10.3897/zse.100.122874</mods:identifier>
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<treatment id="D60D6415CA7F52489CB8EA144B11D188" ID-DOI="http://doi.org/10.5281/zenodo.13741967" ID-GBIF-Taxon="240810361" ID-Zenodo-Dep="13741967" ID-arpha="D60D6415-CA7F-5248-9CB8-EA144B11D188" ID-zoobank="https://zoobank.org/BA81E0DD-F3A6-4480-B2ED-9A9F523D9B5D" LSID="urn:lsid:plazi:treatment:D60D6415CA7F52489CB8EA144B11D188" LSID-ZBK="urn:lsid:zoobank.org:act:BA81E0DD-F3A6-4480-B2ED-9A9F523D9B5D" httpUri="http://treatment.plazi.org/id/D60D6415CA7F52489CB8EA144B11D188">
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<subSubSection id="F210A891C38E66CBE80EFAD19FAA0555" type="nomenclature">
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<paragraph id="E933B87A089E274ABF51A90ED2D817D4">
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||
<taxonomicName id="67D377EDFEE38B0A55316ED16F176D3E" authorityName="Felföldi & Nagy & Dózsa-Farkas" authorityYear="2024" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="reicharti" status="sp. nov.">
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<emphasis id="9E959B61557E607057C77E16FFDFB14E" italics="true">Marionina reicharti</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="C1EAD847F0B65F2D4CFC86FBA25736DB" rank="species">sp. nov.</taxonomicNameLabel>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="AD30A53758948BB18DF5E690841953EE" type="description">
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||
<paragraph id="820949A7257AAB1E6840780291B5AC60">
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<figureCitation id="E7F47D6797591FA34F4D7F29C569B28C" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">Figs 3</figureCitation>
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,
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<figureCitation id="3EFD13B51EAA0C3D3EC520BDD88BAD57" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4</figureCitation>
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="34908712ACB33D5ACF740EFAF99E73C0" type="reference_group">
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||
<paragraph id="40679386256711139A8EA428992FF6B3">
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||
<treatmentCitationGroup id="2CF5852769A674019FCFB8E9E88F86BB">
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||
<treatmentCitation id="476EBE36B9FD9FDF15B2611BDCC74245">
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<taxonomicName id="CA432AEB443E61525C4F4CF124BBD5FB" ID-CoL="3Y6W9" authority="(Leuckart, 1847)" authorityName="Frey and Leuckart" authorityYear="1847" baseAuthorityName="Leuckart" baseAuthorityYear="1847" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
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<emphasis id="F4B1BC9F4B7B2F565A0C5129CD79C207" italics="true">Marionina spicula</emphasis>
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(Leuckart, 1847)
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</taxonomicName>
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.
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<bibRefCitation id="E0AD6D59135DD00A4F269DAB83E26277" author="Dozsa-Farkas" editor="Mishra PC" firstAuthor="Dozsa-Farkas" journalOrPublisher="House, New Delhi: Chapter" pagination="117-131" refId="B11" refString="Dózsa-Farkas K (1995) Enchytraeid fauna of the shore of Lake Balaton. In: Mishra PC (Ed.) Advances in Ecology and Enviromental Sciences, Ashish Pub. House, New Delhi: Chapter 8: 117–131." title="Enchytraeid fauna of the shore of Lake Balaton." volume="8" volumeTitle="Advances in Ecology and Enviromental Sciences, Ashish Pub." year="1995">Dózsa-Farkas 1995</bibRefCitation>
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||
</treatmentCitation>
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||
, 125–126, 128, 130.
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||
</treatmentCitationGroup>
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||
</paragraph>
|
||
</subSubSection>
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||
<subSubSection id="SECID0EB6AI" type="type material">
|
||
<paragraph id="94798BC40FAEE2AD9653EEF4B6B5FC61">
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||
<heading id="C0B7F05BF4BB5E5DDE85E165B45A3605" reason="title">Type material.</heading>
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||
</paragraph>
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||
<paragraph id="FCE09473432FF2BDC5732F661E4DF241">
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||
<materialsCitation id="8C833B971AE28032F191F5F80C698688" ID-GBIF-Occurrence="4930071301" collectedFrom="lake shore, wet sand between the roots of willow trees" collectingDate="2021-02-14" collectorName="Gyorgy Reichart" country="Hungary" county="Strand Batori" latitude="46.730972" location="Strand Batori" longLatPrecision="1" longitude="17.52825" municipality="Lake Balaton" specimenCount="1" typeStatus="holotype">
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||
<emphasis id="60AB8414298814AFA739CA83B02706D4" bold="true" italics="true">
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||
<typeStatus id="973163FEF91568A1FBAFBF80E2165192" type="holotype">Holotype</typeStatus>
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||
</emphasis>
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||
: Ma. 7, slide No. 3128.
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||
<emphasis id="53C126D9E47EA0571D8F6B3B857D6EEF" bold="true" italics="true">Type locality</emphasis>
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||
: (Loc. 4)
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<collectingCountry id="61E415888E5DAE3C37B0681A7E3711A9" name="Hungary">Hungary</collectingCountry>
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,
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<collectingMunicipality id="69D458A083F5046F42579E40DAD80461">Lake Balaton</collectingMunicipality>
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,
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<collectingMunicipality id="C5C911B5428CD35A54292B7B0C2CAB69">Bélatelep</collectingMunicipality>
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||
,
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||
<location id="5926AAF344F1AC5151EF66646C05E9D8" LSID="urn:lsid:plazi:treatment:D60D6415CA7F52489CB8EA144B11D188:5926AAF344F1AC5151EF66646C05E9D8" country="Hungary" county="Strand Batori" latitude="46.730972" longLatPrecision="1" longitude="17.52825" municipality="Lake Balaton" name="Strand Batori">Strand Bátori</location>
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,
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<collectedFrom id="413DFC30B8270C27A3F02D2CF0FBECF3">lake shore, wet sand between the roots of willow trees</collectedFrom>
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,
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||
<named-content content-type="dwc:verbatimCoordinates" id="NCID0ES6AI" specific-use="{"type":"Point","coordinates":[17.528250,46.730972]}">
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||
<geoCoordinate id="920640DC5C2A3631CCE81CA921AFBACA" degrees="46" direction="north" minutes="43" orientation="latitude" precision="1" seconds="51.5" value="46.730972">46 ° 43 ' 51.5 " N</geoCoordinate>
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,
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<geoCoordinate id="941F47524F32559BB894EBCC1CC4A26F" degrees="17" direction="east" minutes="31" orientation="longitude" precision="1" seconds="41.7" value="17.52825">17 ° 31 ' 41.7 " E</geoCoordinate>
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</named-content>
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, Leg.
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<collectorName id="904E2BF3DA81E2B34571CBCE6F9B6F43">György Reichart</collectorName>
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,
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||
<date id="FA85C4BB1F6D4FFE513B51AC4927CD71" value="2021-02-14">
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<collectingDate id="13560EFD5E0048FB6A034BC8EEE3F74A" value="2021-02-14">14 Feb 2021</collectingDate>
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||
</date>
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.
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</materialsCitation>
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</paragraph>
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<paragraph id="2F4D9DA288EF9692D6C9BA99130B0630">
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<materialsCitation id="9C2223E413AE275254CAD3DBBCF9C666" ID-GBIF-Occurrence="4930071301" collectedFrom="lake shore, wet sand between the roots of willow trees" collectingDate="2021-02-14" collectionCode="P" collectorName="Gyorgy Reichart" country="Hungary" county="Strand Batori" latitude="46.730972" location="Strand Batori" longLatPrecision="1" longitude="17.52825" municipality="Lake Balaton" specimenCode="P.148.1, P.148.2, P.148.3, P.148.4, P.148.5, P.148.6, P.148.7, P.148.8, P.148.9" specimenCount="44" specimenCount-adult="20" specimenCount-subadult="2" typeStatus="paratype">
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||
<emphasis id="66545CFA9B816FC681127D16F9827FA2" bold="true" italics="true">
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||
<typeStatus id="1DFC5511F86E4A8FC381EDBE2AC6487B" type="paratype">Paratypes</typeStatus>
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||
</emphasis>
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||
: In total, 22 (
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||
<specimenCount id="4A0AB253C9470D759719675BD7654780" count="20" type="adult">20 adult</specimenCount>
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and
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||
<specimenCount id="5BEB0F8D0BF538CA654D8262F43F3A75" count="2" type="subadult">2 subadult</specimenCount>
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||
)
|
||
<specimenCount id="2192454620ABAD734DD310D3F1EBBC7B" type="generic">specimens</specimenCount>
|
||
:
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||
<specimenCode id="22F0632DB3760993CA4AB3BD481FE1C3">P.148.1</specimenCode>
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||
slide No. 3116 (
|
||
<specimenCount id="B17CE2B114FE3585B5C01BE0A655E361" count="3" type="generic">three specimens</specimenCount>
|
||
),
|
||
<specimenCode id="80AB5DFF04CF891BEE238C39FDC9E2E8">P.148.2</specimenCode>
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||
slide No. 3117 (
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||
<specimenCount id="78CE1B2039E578280B2B17B7081D0664" count="3" type="generic">three specimens</specimenCount>
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||
),
|
||
<specimenCode id="4585BC87512ABC0F746414ADBA34AD95">P.148.3</specimenCode>
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||
slide No. 3122 (
|
||
<specimenCount id="D35DB668B544FA1D9673A5DB379E516D" count="2" type="generic">two specimens</specimenCount>
|
||
),
|
||
<specimenCode id="1EE96EC1513883F48AF07B914788521A">P.148.4</specimenCode>
|
||
slide No. 3123 (
|
||
<specimenCount id="63D320C4AA39F4F1E71B2B18DD8624C3" count="4" type="generic">four specimens</specimenCount>
|
||
),
|
||
<specimenCode id="2D83CA0D2CACA4FF4F9DEFDD40A56C8D">P.148.5</specimenCode>
|
||
slide No. 3124 (
|
||
<specimenCount id="7291C9C8F50E1B14E299DE396A8C0894" count="2" type="generic">two specimens</specimenCount>
|
||
),
|
||
<specimenCode id="997157E88D6C87ABE08638A078C50C3B">P.148.6</specimenCode>
|
||
slide No. 3126 (
|
||
<specimenCount id="2BA12E8606C5872959FBBE1FF2C77B3E" count="2" type="generic">two specimens</specimenCount>
|
||
),
|
||
<specimenCode id="BEAB4D6D2BB8A85B0F786F46E722FF01">P.148.7</specimenCode>
|
||
slide No. 3127,
|
||
<specimenCode id="83A0D9459E69B4B7AE262D249D3123E7">P.148.8</specimenCode>
|
||
slide No. 3129 (
|
||
<specimenCount id="7138649E4413A5CC871ED7289C07F0D8" count="2" type="generic">two specimens</specimenCount>
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||
), and
|
||
<specimenCode id="BAC96E100A0E92801639AD69C28B5744">P.148.9</specimenCode>
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||
slide No. 3130 (
|
||
<specimenCount id="A80192BCACA5A3430CAB6E1B02CB6E9B" count="3" type="generic">three specimens</specimenCount>
|
||
). Same data as for holotype
|
||
</materialsCitation>
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||
.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0E56AI" type="material">
|
||
<paragraph id="15C12ED252577D4A3C53A183E0FA1DBD">
|
||
<heading id="74EB37667B6B1CEE6079128382185A43" reason="title">Further material examined.</heading>
|
||
</paragraph>
|
||
<paragraph id="3BF0D8E4DA157DD8014B0D9662AC5753">
|
||
<specimenCount id="EA35B87363187D946F4C4C925EBBDCEA" count="19" type="generic">19 specimens</specimenCount>
|
||
(10 investigated only
|
||
<emphasis id="56581C83FB523C96BB02F0DC398D17E6" italics="true">in vivo</emphasis>
|
||
) +
|
||
<specimenCount id="FE104D7371A966B5769C4447EE77E313" count="3" type="generic">three specimens</specimenCount>
|
||
for DNA analysis.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0EGABI" type="diagnosis">
|
||
<paragraph id="1F78D91E0FC07C3274D88A6D9ABBA183">
|
||
<heading id="9FE6A78C44AA7ABA2C13FB8BA436759D" reason="title">Diagnosis.</heading>
|
||
</paragraph>
|
||
<paragraph id="7B41150BE118B43737BC88BCF8C95371">
|
||
(1) Small size (body length
|
||
<quantity id="FCC787FD96CDA74EC01643BAAD95DB8A" metricMagnitude="-3" metricUnit="m" metricValue="2.65" metricValueMax="3.3" metricValueMin="2.0" unit="mm" value="2.65" valueMax="3.3" valueMin="2.0">2–3.3 mm</quantity>
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, 137–190 µm wide at clitellum,
|
||
<emphasis id="4CF5CAE37C87E80C0468307D025A183D" italics="true">in vivo</emphasis>
|
||
), segment number 19–29; (2) maximum five chaetae per bundle, chaetae straight with ental hook and mostly not equal in size; (3) clitellum saddle-shaped; (4) first and second pairs of pharyngeal glands compact and united dorsally without ventral lobes; the third pair free and elongated; (5) transition between oesophagus and intestine gradual, midgut pars tumida in XVIII – XXII, extending over 3–4 segment lengths; (6) dorsal vessel origin in XII, blood colorless, the dorsal anterior blood vessel bifurcation anteriorly behind the pharynx; (7) three pairs of preclitellar nephridia; (8) coelomocytes nucleated oval or lemon-shaped with fine granules, 15–24 μm long
|
||
<emphasis id="E6322D15A8297422D562B164D4A09DAD" italics="true">in vivo</emphasis>
|
||
; (9) seminal vesicle absent; sperm morulae occur in all segments; (10) sperm funnel 1.5–3 times longer than wide
|
||
<emphasis id="08C26F6B7098F059EEC032B5034068EA" italics="true">in vivo</emphasis>
|
||
, collar high and narrower than funnel body; spermatozoa 46–70 µm long, heads 20–30 µm
|
||
<emphasis id="95534F988F8ADA54B31C43E7AA6C0360" italics="true">in vivo</emphasis>
|
||
; (11) male copulatory organ oval or bean-shaped and compact, 33–47 µm long
|
||
<emphasis id="67764F579C606DE416795530F28C8A84" italics="true">in vivo</emphasis>
|
||
; (12) ectal duct of spermatheca surrounded by glands, wider proximally; one larger sessile gland at orifice; ampulla globular, diameter 29–40 µm
|
||
<emphasis id="7CEBBE6CC12D761853BA97C186445F75" italics="true">in vivo</emphasis>
|
||
with some sperm-threads or sperm bundle in it; ampulla attached to oesophagus.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0EYABI" type="description">
|
||
<paragraph id="EF5268696DD547343F37A8E368A160A8">
|
||
<heading id="C9C75DEA5C1D7F2853884E8678615A03" reason="title">Description.</heading>
|
||
</paragraph>
|
||
<paragraph id="8609E903D3A42528C42EEE55D95C1FB9">
|
||
Small species (Fig.
|
||
<figureCitation id="A8C6EA8C5DAF4CD0B9C00DB18FE3A6E5" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 A</figureCitation>
|
||
),
|
||
<typeStatus id="9715D2DDC8AE9CA82BC570FA0C937042" type="holotype">holotype</typeStatus>
|
||
<quantity id="383A5F7CC92AB488CEFB41669D99646B" metricMagnitude="-3" metricUnit="m" metricValue="2.5" unit="mm" value="2.5">2.5 mm</quantity>
|
||
long, 115 µm wide at VIII and 138 µm at clitellum (fixed), segment number 28. Body length 2.0–
|
||
<quantity id="AD8F42743CB4CB97566901A329A89CDF" metricMagnitude="-3" metricUnit="m" metricValue="3.3" unit="mm" value="3.3">3.3 mm</quantity>
|
||
, width 130–160 µm at VIII and 137–190 µm at clitellum
|
||
<emphasis id="B845DF8FEC79411F3FE9A59942F1E592" italics="true">in vivo</emphasis>
|
||
, length of fixed specimens
|
||
<quantity id="89CCD7524CC767FF0E12C70C271C3CCB" metricMagnitude="-3" metricUnit="m" metricValue="2.0" metricValueMax="2.5" metricValueMin="1.5" unit="mm" value="2.0" valueMax="2.5" valueMin="1.5">1.5–2.5 mm</quantity>
|
||
, width 90–135 µm at VIII and 115–160 µm at clitellum, segment number 19–29. Chaetae straight with ental hook (Fig.
|
||
<figureCitation id="E25D8081C206623186FCCC0EBDD115D8" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 D, E</figureCitation>
|
||
). Chaetal formula: 2.3, (4) - 2.3: (3) 4.5, (6) - 2.3, (4). The chaetae are not exactly equal in size within the bundles; often the middle chaetae slightly smaller than the ental ones, e. g., in the ventral preclitellar bundles, 20–19.5 – 18 – 20 µm or 25–22 – 20.4 – 24.2 µm long and 1.6–1.9 µm wide. The ventral chaetae slightly longer than lateral ones. At the posterior end of the body, chaetae are 21–27 μm long. Clitellum saddle-shaped in XII- 1 / 2 XIII, gland cells squarish, arranged in about 15–18 transverse rows (Fig.
|
||
<figureCitation id="6A184FA4A888637D80D83FBAD572D6DB" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 C</figureCitation>
|
||
), midventrally absent. Head pore not seen, no dorsal pores. Epidermal gland cells inconspicuous
|
||
<emphasis id="8C4F2B4A5AA5AB272B484D71AF7E25EA" italics="true">in vivo</emphasis>
|
||
. Thickness of body wall about 10–13 µm; cuticle thin (<1 µm).
|
||
</paragraph>
|
||
<caption id="FC02ECCE662432D20EB4B1A73A164187" ID-DOI="10.3897/zse.100.122874.figure3" ID-arpha="0F6B6954-5030-5C64-852A-9F8BFAB914F1" httpUri="https://binary.pensoft.net/fig/1130881" startId="F3">
|
||
<paragraph id="EA17DC5A6AE25DD2AD8A202648A6E635">
|
||
<label id="B084A3C2809FFF4B35F563CE21C9EAFE">Figure 3.</label>
|
||
</paragraph>
|
||
<paragraph id="78C8141F4D64B6E1349BD5CB19260F31">
|
||
Micrograph of
|
||
<taxonomicName id="4419CBD431BE5173D6E314C3CEDCD70D" authorityName="Felföldi & Nagy & Dózsa-Farkas" authorityYear="2024" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="reicharti" status="sp. nov.">
|
||
<emphasis id="2F194A839B347A886E80FFCF3D4EC509" italics="true">Marionina reicharti</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="ED49CE6E831A51542802BB994A42875D" rank="species">sp. nov.</taxonomicNameLabel>
|
||
<emphasis id="16FD7D4D1F25F2F591FC9AD2F33056AB" bold="true">A.</emphasis>
|
||
Entire specimen (e = egg);
|
||
<emphasis id="579A879383E9005708EE2A4A886C2CA7" bold="true">B.</emphasis>
|
||
Brain;
|
||
<emphasis id="BC53165D4E5728B824014A2048654A5D" bold="true">C.</emphasis>
|
||
Clitellar glands, dorsal view;
|
||
<emphasis id="B67475A475EF24A19C68995198953222" bold="true">D.</emphasis>
|
||
Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view;
|
||
<emphasis id="EEEDC019FCC7727EE319B21BC700A2A5" bold="true">E.</emphasis>
|
||
Chaetae posteriorly;
|
||
<emphasis id="58BE7C41B173057780082448C9602EA9" bold="true">F.</emphasis>
|
||
Pharyngeal glands (spermathecae marked with arrows);
|
||
<emphasis id="8B1ECD097F62B4CF4E4F0BC36AC79571" bold="true">G.</emphasis>
|
||
Chloragogen cells;
|
||
<emphasis id="CDCF9C33558443D8343BD983310A0F77" bold="true">H.</emphasis>
|
||
Preclitellar nephridium;
|
||
<emphasis id="82ABD3048823104903CB72A8AD0D44CB" bold="true">I.</emphasis>
|
||
Coelomocytes;
|
||
<emphasis id="ADCCED99BD00F9DC6762F379C578AB6E" bold="true">J.</emphasis>
|
||
Pars tumida of midgut in XX – XXI.
|
||
<emphasis id="759760BCFA39D136E2C18FE4DD952D15" bold="true">A – I.</emphasis>
|
||
<emphasis id="4DB287AEB15205EDA115D6106FC8D3A3" italics="true">In vivo</emphasis>
|
||
;
|
||
<emphasis id="8C64E54B7A78C766265F88F9ABA4DA47" bold="true">J.</emphasis>
|
||
Fixed, stained. Scale bars: 200 μm (
|
||
<emphasis id="15F31845B1E617420E666C1B40908619" bold="true">A</emphasis>
|
||
); 50 μm (
|
||
<emphasis id="6C7A92656D977FB123FBD64146B28C3B" bold="true">F – H</emphasis>
|
||
); 20 μm (
|
||
<emphasis id="412601A8DE7C86480477673C57AA1A9D" bold="true">B – E, G, I, J</emphasis>
|
||
).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="D04995C6DD1FB4217D3EB158E592B392">
|
||
Brain (Fig.
|
||
<figureCitation id="B00F383C56C5B811EC9A4B3D25AB293D" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 B</figureCitation>
|
||
) ca. 47–51 μm long (fixed), slightly longer than wide, incised posteriorly. Prostomial glanglia absent. In the ventral nerve cord, perikarya continuous. First and second pair of pharyngeal glands compact and united dorsally without ventral lobes; the third pair free and elongate (Figs
|
||
<figureCitation id="50D3D734F95C5175FC8E1F745E5AE0B4" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 F</figureCitation>
|
||
,
|
||
<figureCitation id="A572A4DBDB0E68D691CA271A44D5A109" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4 G</figureCitation>
|
||
). Chloragocytes from
|
||
<collectionCode id="FDD16DA7D0128B613F7A63846D0A5E6D">IV</collectionCode>
|
||
forming a denser layer from
|
||
<collectionCode id="618E804EE7A538BEB94E60F3A8A62FF7" country="Norway" name="Mykotektet, National Veterinary Institute">VI</collectionCode>
|
||
, about 8–12 μm long
|
||
<emphasis id="50EE135C0E34EDEB5A4A065A7BA50D3C" italics="true">in vivo</emphasis>
|
||
, filled with refractive globules (Fig.
|
||
<figureCitation id="9EE9867F9B7AE87F84F8FA41919B8086" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 G</figureCitation>
|
||
). Transition between oesophagus and intestine gradual; oesophageal appendage and intestinal diverticula absent. Midgut pars tumida in XVIII – XXII, extending over 3–4 segment lengths (Fig.
|
||
<figureCitation id="93F99CD6BDD0D2C61516304D40516CC5" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 J</figureCitation>
|
||
). Dorsal vessel from XII, blood colorless. The dorsal anterior blood vessel bifurcation in III. All coelomocytes nucleated oval or lemon-shaped with fine granules, 15–24 μm long
|
||
<emphasis id="CBD7AF8B9A8C4DC4F4B9D300EE50890E" italics="true">in vivo</emphasis>
|
||
(Fig.
|
||
<figureCitation id="BE6A4C2BB0E7AEDC1FE37C7A9D08F1C2" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 I</figureCitation>
|
||
) and 8–10 μm, fixed. Three pairs of preclitellar nephridia in 6 / 7–8 / 9, preseptal part consisting of funnel and coils of canal, postseptal part elongate, about 1.7–3 times longer than the preseptal part, efferent duct terminal (Fig.
|
||
<figureCitation id="1FCC08F0812243F1B55CC53217B2A46B" captionStart="Figure 3" captionStartId="F3" captionText="Figure 3. Micrograph of Marionina reicharti sp. nov. A. Entire specimen (e = egg); B. Brain; C. Clitellar glands, dorsal view; D. Chaetae, anterior bifurcation of the dorsal vessel in III, ventral view; E. Chaetae posteriorly; F. Pharyngeal glands (spermathecae marked with arrows); G. Chloragogen cells; H. Preclitellar nephridium; I. Coelomocytes; J. Pars tumida of midgut in XX – XXI. A – I. In vivo; J. Fixed, stained. Scale bars: 200 μm (A); 50 μm (F – H); 20 μm (B – E, G, I, J)." figureDoi="10.3897/zse.100.122874.figure3" httpUri="https://binary.pensoft.net/fig/1130881">3 H</figureCitation>
|
||
). Seminal vesicle absent, sperm morulae and sperm bundles may occur in all segments (Fig.
|
||
<figureCitation id="6BDC39802B13021511EA9097138C8D02" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4 A</figureCitation>
|
||
). Sperm funnels cylindrical, 60–95 μm long
|
||
<emphasis id="497CB5B5FF9BA60B1C1F7387860C1F13" italics="true">in vivo</emphasis>
|
||
, 40–70 μm, fixed, and about 1.5–3 times longer than wide
|
||
<emphasis id="ABFC7B31998F4AD4F8854B4096C9178E" italics="true">in vivo</emphasis>
|
||
(1.2–2 times, when fixed), collar high, and narrower than funnel body (Fig.
|
||
<figureCitation id="FFB0AC162B5A4FB1EF10972BB6EACBC2" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4 D – F</figureCitation>
|
||
). Spermatozoa 46–70 µm long, heads 20–30 µm
|
||
<emphasis id="B60A6974320615E1565E0B47989DF74A" italics="true">in vivo</emphasis>
|
||
, 30–50 µm long, heads 10–22 µm, when fixed. Sperm ducts short, about 2.5–3.5 times longer than the funnel, coiled into a loose spiral, diameter 7–9 µm,
|
||
<emphasis id="E959C5043F4FAA04264743EDA4A2C235" italics="true">in vivo</emphasis>
|
||
. Male copulatory organ oval or mostly bean-shaped and compact (Fig.
|
||
<figureCitation id="D59858F233C48953061175C6EEDFB55D" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4 B, C, F</figureCitation>
|
||
), 33–47 µm long, 18–26 µm wide, and 18–26 μm high,
|
||
<emphasis id="3BCCCC9AF69953763880F24B4D666937" italics="true">in vivo</emphasis>
|
||
(30–40 µm long, 21–28 µm wide, and 18–25 µm high, when fixed). Subneural glands absent. Ectal duct of spermatheca, 26–38 µm long, surrounded along the length by glands, 14–18 µm wide proximally and 10–14 µm wide distally
|
||
<emphasis id="F6E9F306CDE34C3C16F3A1096827F329" italics="true">in vivo</emphasis>
|
||
(20–23 µm long, 14–20 µm wide proximally, and 12–16 µm wide distally, when fixed). One larger, 15–22 µm long, sessile gland at orifice
|
||
<emphasis id="9FAE59241D48C7FC46AE7AB6A5BF61E0" italics="true">in vivo</emphasis>
|
||
(15–20 µm, fixed) (Fig.
|
||
<figureCitation id="CCBA26B420D473FB1080A52530D436C2" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4 G – J</figureCitation>
|
||
). Ampulla globular, diameter 29–40 µm
|
||
<emphasis id="16AFBEA7B56F082A4272600515DDA673" italics="true">in vivo</emphasis>
|
||
(25–40 µm, fixed), lumen with some sperm-threads (Fig.
|
||
<figureCitation id="400BAA729B011BE4CE0F168BF89B8CB5" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4 H</figureCitation>
|
||
) or 1–3 sperm bundles (Fig.
|
||
<figureCitation id="9B9E0B73851F53A4C11D5247A3E5F39D" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4 I</figureCitation>
|
||
). Ampulla attached with a short ental duct to the oesophagus. One or two mature eggs at a time (Fig.
|
||
<figureCitation id="FBF17F5EB6D0464B6AAFEFFBAB4512B1" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Micrograph of Marionina reicharti sp. nov. A. Sperm bundles in the coelom; B, C. Male copulatory organs (e = egg, sd = sperm duct); D – F. Sperm funnels (male copulatory organs marked with a white arrow); G – J. Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in H. Sperm thread in ampulla, in I. Sperm bundles in ampulla). A – C, E – I. In vivo; D, J. Fixed, stained. Scale bars: 50 μm (C, F, G); 20 μm (A, B, D, E, H – J)." figureDoi="10.3897/zse.100.122874.figure4" httpUri="https://binary.pensoft.net/fig/1130882">4 C, F</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="3F83764E01AF4947445C72558B8CD8C1" ID-DOI="10.3897/zse.100.122874.figure4" ID-arpha="F22B04EE-5E24-558E-9C74-B40267176C5F" httpUri="https://binary.pensoft.net/fig/1130882" startId="F4">
|
||
<paragraph id="6329C4AD732FFDCB606EBBB20D8B1D0D">
|
||
<label id="9C584EB3E8DAAE693B338E0808825D49">Figure 4.</label>
|
||
</paragraph>
|
||
<paragraph id="DD1516E174134BC24757E0D8CB22ECF9">
|
||
Micrograph of
|
||
<taxonomicName id="8E140400F415F38F98683893E92B9D06" authorityName="Felföldi & Nagy & Dózsa-Farkas" authorityYear="2024" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="reicharti" status="sp. nov.">
|
||
<emphasis id="E0062D1320E738475AA17FC281DDAB4C" italics="true">Marionina reicharti</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="48AFC87EB42FAD18705A7AE6C7FD58FD" rank="species">sp. nov.</taxonomicNameLabel>
|
||
<emphasis id="F4A24F3A5C92399B088A21A69CD9E48E" bold="true">A.</emphasis>
|
||
Sperm bundles in the coelom;
|
||
<emphasis id="85B31DC5618C4814439FCC75E49EB884" bold="true">B, C.</emphasis>
|
||
Male copulatory organs (e = egg, sd = sperm duct);
|
||
<emphasis id="30ABB3C4E7C13B3DBC1D83E292116989" bold="true">D – F.</emphasis>
|
||
Sperm funnels (male copulatory organs marked with a white arrow);
|
||
<emphasis id="DF213D0DE24305B1C609FEF616675151" bold="true">G – J.</emphasis>
|
||
Spermathecae (ectal glands marked with black arrows, ampulla marked with white arrows, in
|
||
<emphasis id="55A946EE5A2895F29FFCC9A5D86D8354" bold="true">H.</emphasis>
|
||
Sperm thread in ampulla, in
|
||
<emphasis id="A88835FBA290296D23B4A0258B3A57A4" bold="true">I.</emphasis>
|
||
Sperm bundles in ampulla).
|
||
<emphasis id="BB5DA3D9272BA367D88965334C742CC9" bold="true">A – C, E – I.</emphasis>
|
||
<emphasis id="1195A8DE64D02169E8E14F3F5A737C22" italics="true">In vivo</emphasis>
|
||
;
|
||
<emphasis id="2E1ACAFE50A7FDE69997720428A6B0E6" bold="true">D, J.</emphasis>
|
||
Fixed, stained. Scale bars: 50 μm (
|
||
<emphasis id="7C63115E1249B6DA8400F0E12EB42366" bold="true">C, F, G</emphasis>
|
||
); 20 μm (
|
||
<emphasis id="1B90796A06E6E2358C2AAD1E6025638B" bold="true">A, B, D, E, H – J</emphasis>
|
||
).
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0ECHBI" type="etymology">
|
||
<paragraph id="278EFB3D87C370F74C9D8E16BD3B3A83">
|
||
<heading id="F543A26D051F72DE7012C154565048B7" reason="title">Etymology.</heading>
|
||
</paragraph>
|
||
<paragraph id="A7A35C4AD1E654E471786CE8EF7D2B81">The new species is named in the honor of György Reichart, who collected the sample with this species.</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0EHHBI" type="distribution">
|
||
<paragraph id="5FC1F1BE16D75F039DF8298CFCA577DB">
|
||
<heading id="EA782F489875CF9478F7E250641B558A" reason="title">Distribution and habitat.</heading>
|
||
</paragraph>
|
||
<paragraph id="C17861F432A093C915B25C131728B78E">
|
||
Known from the lake shore of Lake Balaton at Bélatelep, Strand Bátori,
|
||
<collectingCountry id="6CB9A0569818A3BB35101CA3781B4AA5" name="Hungary">Hungary</collectingCountry>
|
||
, in wet sand between the roots of willow trees (Loc. 4). Earlier, they were identified as
|
||
<taxonomicName id="9A53AE080D0B321F8D7B11FE1F69A697" authority="(Leuckart, 1847)" authorityName="Frey and Leuckart" authorityYear="1847" baseAuthorityName="Leuckart" baseAuthorityYear="1847" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="1E7AC35495F54F7A9DB5D0E88CC7A72D" italics="true">Marionina spicula</emphasis>
|
||
(Leuckart, 1847)
|
||
</taxonomicName>
|
||
at four stations of the Lake Balaton (between Fűzfő and Alsóörs, Balatonberény, and Bélatelep) in a fauna investigation in 1990–1992 (
|
||
<bibRefCitation id="731CD1600B8B0DF045025AF752E1EE7A" author="Dozsa-Farkas" editor="Mishra PC" firstAuthor="Dozsa-Farkas" journalOrPublisher="House, New Delhi: Chapter" pagination="117-131" refId="B11" refString="Dózsa-Farkas K (1995) Enchytraeid fauna of the shore of Lake Balaton. In: Mishra PC (Ed.) Advances in Ecology and Enviromental Sciences, Ashish Pub. House, New Delhi: Chapter 8: 117–131." title="Enchytraeid fauna of the shore of Lake Balaton." volume="8" volumeTitle="Advances in Ecology and Enviromental Sciences, Ashish Pub." year="1995">Dózsa-Farkas 1995</bibRefCitation>
|
||
). Unfortunately, these specimens were lost.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0E3HBI" type="remarks">
|
||
<paragraph id="AA4F434DD1F93392814D2686E875BF72">
|
||
<heading id="E59A80A189F3F0ED63ED7EC2E0720311" reason="title">Remarks on the studied specimens.</heading>
|
||
</paragraph>
|
||
<paragraph id="BC33D9E3F6473EE1A2241067BEEC2CA9">
|
||
Some small enchytraeid worms during the former study of Lake Balaton shore fauna were identified as
|
||
<taxonomicName id="828A1D098A746DEF183F4DD740442AC5" authority="(Dozsa-Farkas 1995)" baseAuthorityName="Dozsa-Farkas" baseAuthorityYear="1995" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="32EB637F9765A0A1C30A24E79D46FCB6" italics="true">Marionina spicula</emphasis>
|
||
(
|
||
<bibRefCitation id="2351A1E0EA8AF878101FAD0A9362DA6C" author="Dozsa-Farkas" editor="Mishra PC" firstAuthor="Dozsa-Farkas" journalOrPublisher="House, New Delhi: Chapter" pagination="117-131" refId="B11" refString="Dózsa-Farkas K (1995) Enchytraeid fauna of the shore of Lake Balaton. In: Mishra PC (Ed.) Advances in Ecology and Enviromental Sciences, Ashish Pub. House, New Delhi: Chapter 8: 117–131." title="Enchytraeid fauna of the shore of Lake Balaton." volume="8" volumeTitle="Advances in Ecology and Enviromental Sciences, Ashish Pub." year="1995">Dózsa-Farkas 1995</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
; therefore, the question was raised if they really belonged to this species known typically from marine habitats. However, in two papers (
|
||
<bibRefCitation id="7C30061DDF6C7C3A33E703A516B42CB0" DOI="10.1051/limn/1976015" author="Lafont and Juget" firstAuthor="Lafont" issue="3" journalOrPublisher="Annales de Limnologie" pagination="253-268" refId="B31" refString="Lafont M, Juget J (1976) Les oligochetes du Rhone. I. Releves faunistiques generaux. Annales de Limnologie 12 (3): 253–268. https://doi.org/10.1051/limn/1976015" title="Les oligochetes du Rhone. I. Releves faunistiques generaux." volume="12" year="1976">Lafont and Juget 1976</bibRefCitation>
|
||
;
|
||
<bibRefCitation id="221F045CE2A918A0B559C7837915E010" author="Rodriquez" firstAuthor="Rodriquez" journalOrPublisher="Ciencias Naturales" pagination="81-87" refId="B48" refString="Rodriquez P (1986) Nuevos resultados acerca de la fauna de oligoquetos acuáticos del País Vasco y cuenca alta del Ebro. 2. Enchytraeidae. Munibe. Ciencias Naturales 38: 81–87." title="Nuevos resultados acerca de la fauna de oligoquetos acuáticos del País Vasco y cuenca alta del Ebro. 2. Enchytraeidae. Munibe." volume="38" year="1986">Rodriquez 1986</bibRefCitation>
|
||
), the species was observed along rivers without a detailed morphological description, and its euryhalinity was also reported previously (
|
||
<bibRefCitation id="B6544742209B9C501C5513EC1FE58781" DOI="10.1007/BF01611123" author="Giere" firstAuthor="Giere" issue="3-4" journalOrPublisher="Helgoländer Wissenschaftliche Meeresuntersuchungen" pagination="350-361" refId="B24" refString="Giere O (1971) Marionina spicula - ein ökologisch und morphologisch spezialisierter mariner Enchytraeide (Oligochaeta). Helgoländer Wissenschaftliche Meeresuntersuchungen 22 (3–4): 350–361. https://doi.org/10.1007/BF01611123" title="Marionina spicula - ein ökologisch und morphologisch spezialisierter mariner Enchytraeide (Oligochaeta)." volume="22" year="1971">Giere 1971</bibRefCitation>
|
||
). This initiated our study with a freshly collected sample from the shore of Lake Balaton, combining DNA sequencing with morphological investigation. Since some specimens fitting the description of
|
||
<taxonomicName id="9E2820A74ADE291CDE8044C615841B63" authority="(Nielsen and Christensen 1959)" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="6DD5242C41660A7682FA78EE4AA92CF2" italics="true">M. spicula</emphasis>
|
||
(
|
||
<bibRefCitation id="87B6614C6974B944B950535B0F305C07" author="Nielsen and Christensen" firstAuthor="Nielsen" refId="B43" refString="Nielsen CO, Christensen B (1959) The Enchytraeidae. Critical revision and taxonomy of European species (studies on Enchytraeidae VII). Natura Jutlandica 8–9: 1–160." year="1959">Nielsen and Christensen 1959</bibRefCitation>
|
||
)
|
||
</taxonomicName>
|
||
were detected in the Adriatic shore samples (collected in 2019), those specimens were also included in our comparison. Furthermore, specimens collected from a Danish seashore in 1999 (site 5) were also studied, but unfortunately, we were not able to obtain DNA sequences from them due to their fixation in Bouin’s fluid. The results of the molecular analysis revealed that the DNA sequences of the Hungarian specimens (Lake Balaton) differ from those of the individuals collected by us from the Adriatic seashore (site 1, Table
|
||
<tableCitation id="74C83D56A8AADB32C3957DE6D58DC872" captionStart="Table 1" captionStartId="T1" captionText="Table 1. List of specimens used for molecular taxonomic analyses with collection data and GenBank accession numbers. Sequences determined in this study appear in bold. Abbreviations: n. d. = no data." httpUri="http://table.plazi.org/id/AEA6F51FFDA8CEF5375503C35C742354" tableUuid="AEA6F51FFDA8CEF5375503C35C742354">1</tableCitation>
|
||
) and from the single DNA sequence of
|
||
<taxonomicName id="45C7EF62ED78B57FAB873C1795EB13F5" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="9311B0BCDF4362E94701EC6F4859CB3F" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
in
|
||
<collectionCode id="6062D9D0FB34C769DD99119443F21864">NCBI</collectionCode>
|
||
GenBank (see details below), so there is support at the DNA level that the Balaton specimens belong to a new species.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="SECID0E2JBI" type="Differential diagnosis">
|
||
<paragraph id="F53B45DC10CA875A5EBCA9FAD464156F">
|
||
<heading id="1ACA55B4F7EC5D34B697DD0B4D2BFBD1" reason="title">Differential diagnosis.</heading>
|
||
</paragraph>
|
||
<paragraph id="0D0E701782DB21C4A9921526D0E2045F">
|
||
Our species comparison is based on
|
||
<bibRefCitation id="A39D1F2DA7C42C4AB8B7D4FAE0CAA66F" author="Nielsen CO & Christensen B" firstAuthor="Nielsen" refId="B43" refString="Nielsen CO, Christensen B (1959) The Enchytraeidae. Critical revision and taxonomy of European species (studies on Enchytraeidae VII). Natura Jutlandica 8–9: 1–160." year="1959">Nielsen and Christensen (1959)</bibRefCitation>
|
||
, and it includes observations on living individuals collected in
|
||
<collectingCountry id="E47031552721536A5116994C0E041556" name="Denmark">Denmark</collectingCountry>
|
||
on the Nivå coast in 1999 (site 5) and reinvestigated (as fixed material) in this study. The morphological differences are as follows:
|
||
<taxonomicName id="BE87F83DAD99DB6C37780216590AA6B8" authorityName="Felföldi & Nagy & Dózsa-Farkas" authorityYear="2024" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="reicharti" status="sp. nov.">
|
||
<emphasis id="30743175FA4FE9B86CDB4F4C34153DBB" italics="true">M. reicharti</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="C1068B1588A6CF9CC4BB05AF81E9C0CD" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is smaller (
|
||
<quantity id="CE907573D0AF22E37EF6BC48DB6F992A" metricMagnitude="-3" metricUnit="m" metricValue="2.65" metricValueMax="3.3" metricValueMin="2.0" unit="mm" value="2.65" valueMax="3.3" valueMin="2.0">2–3.3 mm</quantity>
|
||
length vs.
|
||
<quantity id="23B85E8003197499E406C86C42F4BB2A" metricMagnitude="-3" metricUnit="m" metricValue="4.5" metricValueMax="5.0" metricValueMin="4.0" unit="mm" value="4.5" valueMax="5.0" valueMin="4.0">4–5 mm</quantity>
|
||
length in
|
||
<taxonomicName id="4FF5A40F692A0EFC814F3770B3699D3D" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="47D963ECDB3569C6CBB5B31F1C3F537B" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
in
|
||
<collectingCountry id="674E71587811A838AEF60A1F4FEA71DA" name="Denmark">Denmark</collectingCountry>
|
||
,
|
||
<emphasis id="2A5226AF68E9FD8D4CF582BFB1151837" italics="true">in vivo</emphasis>
|
||
,
|
||
<quantity id="ADED47261EF0AF64563FEF4B26280C24" metricMagnitude="-3" metricUnit="m" metricValue="2.0" metricValueMax="2.5" metricValueMin="1.5" unit="mm" value="2.0" valueMax="2.5" valueMin="1.5">1.5–2.5 mm</quantity>
|
||
length vs.
|
||
<quantity id="1C32B815FA622D0F52088571FA570A5D" metricMagnitude="-3" metricUnit="m" metricValue="2.35" metricValueMax="2.6" metricValueMin="2.1" unit="mm" value="2.35" valueMax="2.6" valueMin="2.1">2.1–2.6 mm</quantity>
|
||
length, fixed), segment number 19–29 vs. 27–30. Sperm funnel slightly shorter (40–70 µm long vs. 67–90 µm, fixed), the spermatozoa are longer in the new species (30–50 µm, heads 11–22 µm vs. 20–38 µm, heads 10–17 µm in
|
||
<taxonomicName id="AE94AB9868BA1792B4174F1F767EBC6F" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="9A4AC486D777041807D9F2B410E267A7" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
). The ectal duct of the spermatheca is longer in Danish
|
||
<taxonomicName id="ECF872211943C8F9BF55B19E68179068" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="BF4C80DB1DACBAE3192B528EB175FE84" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
specimens and proximally wider (20–50 µm long and 16–50 µm wide vs. 20–23 µm long and 14–20 µm wide in the new species). Origin of the dorsal vessel from segment XII vs. from XIII in Danish
|
||
<taxonomicName id="9847204793B246D1A62BCFB438E88340" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="D40D5FC4C9D5CCCD9FA1F5DBAFBEEEA1" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
specimens.
|
||
</paragraph>
|
||
<paragraph id="FEA37B3FC67BF1852217229CFAE76F0F">
|
||
Keeping in mind that the Mediterranean
|
||
<taxonomicName id="64691EB1FE6E8F09E185CCE649381049" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="D949F95E5870E75FFE8320627A74CDCA" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
specimens studied here may belong to a different species, and since the origin of
|
||
<taxonomicName id="10B2FDEC7D5FA6FB62B13737109AC3F1" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="08C937A305B3C0DF6EF750EDF5DF1BBE" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
specimen CE 2561 is from
|
||
<collectingCountry id="AED3F241FD12990224CE3CFD345AB03C" name="Sweden">Sweden</collectingCountry>
|
||
(see additional details below), we performed a morphological comparison of Mediterranean
|
||
<taxonomicName id="C469C211E9CF0F5534DDDBE782D03BDC" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="39D01A52F5624B24339E9BD1EB0E3F50" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
with the new species:
|
||
<taxonomicName id="2F69F2361047EDA2090B24DDB06F4763" authorityName="Felföldi & Nagy & Dózsa-Farkas" authorityYear="2024" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="reicharti" status="sp. nov.">
|
||
<emphasis id="7DD075A4A5814CB18E521156FAE5B620" italics="true">M. reicharti</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="8E875BDECE10C1A1E3769D743433E95F" rank="species">sp. nov.</taxonomicNameLabel>
|
||
is smaller and has in general fewer segments: length
|
||
<quantity id="D9B72A02CB6FCA01D47D3FEBA91C62EE" metricMagnitude="-3" metricUnit="m" metricValue="3.0" unit="mm" value="3.0">3 mm</quantity>
|
||
, width 137–190 μm at clitellum
|
||
<emphasis id="A403DEE0E27CC92782B2A3A61F21F274" italics="true">in vivo</emphasis>
|
||
, 19–29 segments (vs.
|
||
<quantity id="A959BA1235C420D8DE482359923B253F" metricMagnitude="-3" metricUnit="m" metricValue="5.0" metricValueMax="7.0" metricValueMin="3.0" unit="mm" value="5.0" valueMax="7.0" valueMin="3.0">3–7 mm</quantity>
|
||
, 200–430 μm, 21–39 segments, respectively). The maximum number of ventral chaetae is lower, 5–6 (vs. 7–8). The clitellum is saddle shaped (vs. ring-shaped, glands absent only between the male openings). The spermatozoa are 46–70 µm long, heads 20–30 µm
|
||
<emphasis id="B3ECE36F878A02671A264F71AD1A95C7" italics="true">in vivo</emphasis>
|
||
(vs. 60–120 µm long and 30–43 µm), the male copulatory organ is also smaller, 33–47 µm long, 18–26 µm wide, 18–26 µm high (vs. 45–70 × 45–60 × 35–50 µm). Furthermore, the size of the spermatheca is different: ectal duct 26–38 long, ectal gland 15–22 µm long, diameter of ampulla 29–40 µm
|
||
<emphasis id="1DC46778565D3F6F3BB71948DD18571E" italics="true">in vivo</emphasis>
|
||
(vs. 35–51 µm, 30–40 µm and 40–63 µm, respectively). The coelomocytes and the size of sperm funnels are not comparable, because these traits in the specimens of
|
||
<taxonomicName id="BCF94EA391B2BA59E1EB9073891AFF7C" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="BAE150B853E91F5460DA22FF29AE6E11" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
collected at the Adriatic seashore are very variable (a sign of that possibly
|
||
<taxonomicName id="34D8176C7A07126F17DD8623521C71F8" baseAuthorityName="Nielsen and Christensen" baseAuthorityYear="1959" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="0BE7CBAF4BCE8CC26F0D68EEA0BE1217" italics="true">M. spicula</emphasis>
|
||
</taxonomicName>
|
||
is a species complex).
|
||
</paragraph>
|
||
<paragraph id="5E3959082527716F6F9308D99E61615C">
|
||
<emphasis id="2A527BE1137C147BF813F56ED0B7BA29" bold="true">
|
||
Morphological notes on the
|
||
<taxonomicName id="24920F6E6867633C9A2D0926CB552CB2" authority="(Leuckart, 1847)" authorityName="Frey and Leuckart" authorityYear="1847" baseAuthorityName="Leuckart" baseAuthorityYear="1847" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="C394E2F57786755B47EDB98DED927A12" bold="true" italics="true">Marionina spicula</emphasis>
|
||
(Leuckart, 1847)
|
||
</taxonomicName>
|
||
specimens of the Adriatic seashore
|
||
</emphasis>
|
||
</paragraph>
|
||
<paragraph id="27C7D58ACA4D1E0D8BD7E0E507ACC4CF">
|
||
Figs
|
||
<figureCitation id="155141FA419CA60A8301B4B2A756EDDB" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5</figureCitation>
|
||
–
|
||
<figureCitation id="5C31E88B975FBBD7733EE0D071027C32" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6</figureCitation>
|
||
</paragraph>
|
||
<paragraph id="03D577097D5A2ED14A9CE55086F2FB1B">
|
||
<emphasis id="158DE87C14BA5E6219B8903E77FEFB73" bold="true">Material examined.</emphasis>
|
||
About
|
||
<specimenCount id="97EE434A32147910746F808F755289A3" count="50" type="generic">50 specimens</specimenCount>
|
||
were investigated
|
||
<emphasis id="C47987BFEC1E9E1961FD2860AA9CEBE8" italics="true">in vivo</emphasis>
|
||
, slides were made from
|
||
<specimenCount id="7E7F2140DF9BB04FBE9C39EE44285715" count="28" type="generic">28 specimens</specimenCount>
|
||
, and
|
||
<specimenCount id="01437744AC57E988F8223227B423EB34" count="11" type="generic">11 specimens</specimenCount>
|
||
were used for DNA analysis.
|
||
<emphasis id="7829834100C78D9917758011892B82FE" italics="true">Collecting site</emphasis>
|
||
: (Loc. 1)
|
||
<collectingCountry id="023808EECFD2256E04F45CE0B0DD01D2" name="Croatia">Croatia</collectingCountry>
|
||
,
|
||
<collectingRegion id="D3332EE023B1085D2D9434EEA826B126" country="Croatia" name="Istarska">Istria</collectingRegion>
|
||
, Kale Cove seashore, Adriatic Sea, Kamenjak Peninsula, decaying seagrass (
|
||
<taxonomicName id="FF191457BF422E762494C4B29D5A1DF1" class="Liliopsida" family="Zosteraceae" genus="Zostera" kingdom="Plantae" order="Alismatales" phylum="Tracheophyta" rank="genus">
|
||
<emphasis id="5494301129B291DD0DC0EFBAADB8DCB3" italics="true">Zostera</emphasis>
|
||
</taxonomicName>
|
||
) detritus,
|
||
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EIOAC" specific-use="{"type":"Point","coordinates":[13.980694,44.853611]}">
|
||
<geoCoordinate id="E256E76B2F895FDE21C94D456E3BE52A" degrees="44" direction="north" minutes="51" orientation="latitude" precision="1" seconds="13.0" value="44.85361">44 ° 51 ' 13.0 " N</geoCoordinate>
|
||
,
|
||
<geoCoordinate id="CBEB5E1E32CF42BAA7534C85D723D804" degrees="13" direction="east" minutes="58" orientation="longitude" precision="1" seconds="50.5" value="13.980694">13 ° 58 ' 50.5 " E</geoCoordinate>
|
||
</named-content>
|
||
, Leg. Júlia Török,
|
||
<date id="2B64FD04E5B65C86A11F559E1BC56C6F" value="2019-04-03">03 Apr 2019</date>
|
||
, and
|
||
<date id="C0F815F76678AFD8B338F042AA1F2632" value="2020-09-05">05 Sep 2020</date>
|
||
.
|
||
</paragraph>
|
||
<paragraph id="58BD3D3F87E691DCD7872A9E6BA9B3D9">
|
||
<emphasis id="B92194E12144095772F61B68D8ED3FB2" bold="true">Description of new material.</emphasis>
|
||
Small worms, body length
|
||
<quantity id="3B0B6EAEEEFDD0FB9DACD3DF096D5DA5" metricMagnitude="-3" metricUnit="m" metricValue="5.0" metricValueMax="7.0" metricValueMin="3.0" unit="mm" value="5.0" valueMax="7.0" valueMin="3.0">3–7 mm</quantity>
|
||
, width 200–430 µm at clitellum
|
||
<emphasis id="5BC4288A2DE0C45AC54820BA5F286CFC" italics="true">in vivo</emphasis>
|
||
; length of fixed specimens
|
||
<quantity id="9F871C156CECA89A6D15F6AA878C59AC" metricMagnitude="-3" metricUnit="m" metricValue="2.75" metricValueMax="3.6" metricValueMin="1.9" unit="mm" value="2.75" valueMax="3.6" valueMin="1.9">1.9–3.6 mm</quantity>
|
||
, width 170–320 μm at clitellum, segment number 21–39. Chaetae straight with ental hook. Chaetal formula variable: 2-5 - 4-2: 4-8 - 6-2. The chaetae unequal in size within the bundles. Mostly the chaetae towards the midlines of the body are shorter than the lateral ones, or the chaetae in the middle of the bundles are shorter (Fig.
|
||
<figureCitation id="91D2A2508A599285CEA62B6B7448CF90" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 A – C</figureCitation>
|
||
). Clitellum ring-shaped in XII- 1 / 2 XIII, gland cells arranged in irregular transverse rows (Fig.
|
||
<figureCitation id="6544776F09FE5970E8BDD68E94B0B423" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 E</figureCitation>
|
||
), between the male openings absent (Fig.
|
||
<figureCitation id="920FB517CA6D40CE2AE9A12A5A286D9B" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 F</figureCitation>
|
||
). Head pore at the middle of prostomium, no dorsal pores. Epidermal gland cells inconspicuous
|
||
<emphasis id="63818A2710862866A6998DB9C26BAA52" italics="true">in vivo</emphasis>
|
||
.
|
||
</paragraph>
|
||
<caption id="5E2FA553E24C1FB6E68B2FAD0BC5D4FB" ID-DOI="10.3897/zse.100.122874.figure5" ID-arpha="1EE3B149-78D7-5B0A-A432-85211941F37B" httpUri="https://binary.pensoft.net/fig/1130883" startId="F5">
|
||
<paragraph id="7D7D58218F5AFF483578DCA7306870AD">
|
||
<label id="5EA9840AEE4E370604BEF224F8F7E117">Figure 5.</label>
|
||
</paragraph>
|
||
<paragraph id="6A197362ADD8A23A94C27F28A7E372D4">
|
||
Micrograph of
|
||
<taxonomicName id="1A417DC6E18AD143266AF0D56593A464" authorityName="Frey and Leuckart" authorityYear="1847" baseAuthorityName="Leuckart" baseAuthorityYear="1847" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="324B54B9436D52D81F740CA6805D6431" italics="true">Marionina spicula</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<emphasis id="2CF5E47B1BDD2D6AA0F262B0AA4F15BD" bold="true">A.</emphasis>
|
||
Chaetae maximum 5 in a ventral bundle;
|
||
<emphasis id="EC93408E26309C134E48307308AB8F62" bold="true">B.</emphasis>
|
||
The inner chaetae shorter;
|
||
<emphasis id="AE7AEF2B6881B4A12E3B50B19E8A8EF3" bold="true">C.</emphasis>
|
||
Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens;
|
||
<emphasis id="F6E6A106C372536891E55FFB271DD297" bold="true">D.</emphasis>
|
||
Brain;
|
||
<emphasis id="8011F4477FF6DDDE061428D2E5B6422A" bold="true">E.</emphasis>
|
||
Clitellar glands, dorsal view;
|
||
<emphasis id="8175F19E7EBA6288ACD2FE59379D399A" bold="true">F.</emphasis>
|
||
Clitellar glands absent between the male copulatory organs;
|
||
<emphasis id="4EE56A3D2BB62FE8954B304B5F0A77BE" bold="true">G.</emphasis>
|
||
Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows);
|
||
<emphasis id="9C0DDA7B33BEAC40709F97DE7BC53764" bold="true">H.</emphasis>
|
||
Lighter coelomocytes;
|
||
<emphasis id="255421DAA494C92A21DB1B6CE912798A" bold="true">I.</emphasis>
|
||
Dark coelomocytes;
|
||
<emphasis id="E0D6216D734518C97FD9368FC07B8BEA" bold="true">J.</emphasis>
|
||
Coelomocytes with fewer granules;
|
||
<emphasis id="B967EC8BEBA8320BC25E2D790E6607B4" bold="true">K.</emphasis>
|
||
Coelomocytes full with granules. All pictures are
|
||
<emphasis id="2B2950E885CE5369B153280A5A7113CC" italics="true">in vivo</emphasis>
|
||
. Scale bars: 50 μm.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="1036F3E5022D6891E533BD641E484130">
|
||
Brain (Fig.
|
||
<figureCitation id="B552CE3AD70B4788D2FBD8A1AABD6353" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 D</figureCitation>
|
||
) 62–87 μm long (fixed), 1.5 times longer than wide, incised posteriorly. Pharynx and postpharyngeal bulbs well developed. Prostomial ganglia absent. In the ventral nerve cord, perikarya continuous. First and secondary pharyngeal glands compact and united dorsally; the third pair free (Figs
|
||
<figureCitation id="5093612AA020D88451F2439DF18ADC26" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 G</figureCitation>
|
||
,
|
||
<figureCitation id="337A3CA243A7B83EB3E98C179B7367AC" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6 F</figureCitation>
|
||
). Chloragocytes from
|
||
<collectionCode id="ED47D39F87E6062A9FBCD42D29035D5C">IV</collectionCode>
|
||
forming a denser layer from
|
||
<collectionCode id="09914DBE0678F186C02F91D4489FBACA" country="Norway" name="Mykotektet, National Veterinary Institute">VI</collectionCode>
|
||
, about 15–20 μm long
|
||
<emphasis id="D7D1BA7C48914CA0833F3A55E0D610D0" italics="true">in vivo</emphasis>
|
||
, filled with refractive globules. Transition between oesophagus and intestine gradual; oesophageal appendages and intestinal diverticula absent. Midgut pars tumida not seen. Dorsal vessel from XII, blood colorless. The dorsal anterior blood vessel bifurcation in III, pharyngeal (Fig.
|
||
<figureCitation id="84E094EE5ADC4E0189EC29DCC2C3C365" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 G</figureCitation>
|
||
). Coelomocytes variable (Fig.
|
||
<figureCitation id="9452441D27EB25A4F64E15F1D6852709" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 H – K</figureCitation>
|
||
), nucleated, disc-shaped with gray granules; in some specimens, the coelomocytes are with few granules (Fig.
|
||
<figureCitation id="B0C9DCE9CABB3957F9078665B759AD85" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 J</figureCitation>
|
||
), so they are pale in the coelom. In other specimens, the coelomocytes are filled with granules (Fig.
|
||
<figureCitation id="F208B22B354D1087D5756915B18F8B39" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 K</figureCitation>
|
||
), and the coelomocytes are in such large numbers that they fill the entire coelom and are dark gray in transmitted light (Fig.
|
||
<figureCitation id="FCF46D1352453406192334C5D4B7AF1E" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 I</figureCitation>
|
||
), 15–24 μm long
|
||
<emphasis id="A091E52F1003353605A0B323074A5412" italics="true">in vivo</emphasis>
|
||
, and 15–17 μm, fixed. Three pairs of preclitellar nephridia in 6 / 7–8 / 9, preseptal part consisting of funnel and coils of canal, postseptal part elongate, about 2–2.5 times longer than the preseptal part, efferent duct terminal (Fig.
|
||
<figureCitation id="399AAE6DDCFB1519BF3F44D7C2691AB6" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6 A</figureCitation>
|
||
). Seminal vesicle absent. Sperm funnels cylindrical, very variable; they can be about 110–150 μm long and 1.7–2.4 times longer than wide (Fig.
|
||
<figureCitation id="6BCFB522742CE20E177272E7EF5A2CEF" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6 B, C</figureCitation>
|
||
); in other specimens, they are very large, 170–300 μm long and 3–4.5 times longer than wide
|
||
<emphasis id="0F4B5F748E54ECB3581406758CF7E137" italics="true">in vivo</emphasis>
|
||
(Fig.
|
||
<figureCitation id="D880FA8069C2EF17DCDEFC92B51F9FE8" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6 D, E</figureCitation>
|
||
), collar 10–25 μm high and narrower than funnel body. Spermatozoa 60–120 µm long, heads 30–43 µm
|
||
<emphasis id="E878454BD07D50E418A2531ACDA5206C" italics="true">in vivo</emphasis>
|
||
. Sperm ducts short, about three times longer than the funnel, diameter 10–13 µm,
|
||
<emphasis id="9EF5F636ED0F72D782CDF1FA4B5705E9" italics="true">in vivo</emphasis>
|
||
(Fig.
|
||
<figureCitation id="08412CB7751A11AD2DF6BC0418B76183" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6 C</figureCitation>
|
||
). Male copulatory organs compact (Fig.
|
||
<figureCitation id="665DDF15171EA9F678DA584F54B3BECD" captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Micrograph of Marionina spicula. A. Chaetae maximum 5 in a ventral bundle; B. The inner chaetae shorter; C. Chaetae maximum 7-8 in a ventral bundle. A, B, and C from different specimens; D. Brain; E. Clitellar glands, dorsal view; F. Clitellar glands absent between the male copulatory organs; G. Anterior bifurcation of the dorsal vessel in III (spermathecae marked with white arrows); H. Lighter coelomocytes; I. Dark coelomocytes; J. Coelomocytes with fewer granules; K. Coelomocytes full with granules. All pictures are in vivo. Scale bars: 50 μm." figureDoi="10.3897/zse.100.122874.figure5" httpUri="https://binary.pensoft.net/fig/1130883">5 F</figureCitation>
|
||
), 45–70 µm long, 45–60 µm wide, and 35–50 μm high
|
||
<emphasis id="9C249282B794E8E2154F999D1DEC3984" italics="true">in vivo</emphasis>
|
||
(32–58 µm long, 30–53 µm wide, and 28–40 µm high, when fixed). Ectal duct of spermatheca 35–51 µm long, surrounded along the length by glands and one larger, 30–40 µm long, sessile gland at orifice. Ampulla rounded (diameter 40–63 µm wide
|
||
<emphasis id="0CA11653343B3E2250E2FAA4EE72B1E3" italics="true">in vivo</emphasis>
|
||
, 35–53 µm, fixed), sometimes with a rather thick wall (6–14 µm) in the lumen with sperm (Fig.
|
||
<figureCitation id="2D8E738E62F1F8A49EB231846AAC0AA1" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6 F, G</figureCitation>
|
||
). Ampulla attached with a short ental duct to the oesophagus. One or occasionally two mature eggs at a time (Fig.
|
||
<figureCitation id="E10FEB24A958A10A1EB035449A21499A" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6 C</figureCitation>
|
||
). In this species, as already pointed out by
|
||
<bibRefCitation id="71340CFBF0A5E82B706CAFD240B88B18" DOI="10.1007/BF01611123" author="Giere O" firstAuthor="Giere" issue="3-4" journalOrPublisher="Helgoländer Wissenschaftliche Meeresuntersuchungen" pagination="350-361" refId="B24" refString="Giere O (1971) Marionina spicula - ein ökologisch und morphologisch spezialisierter mariner Enchytraeide (Oligochaeta). Helgoländer Wissenschaftliche Meeresuntersuchungen 22 (3–4): 350–361. https://doi.org/10.1007/BF01611123" title="Marionina spicula - ein ökologisch und morphologisch spezialisierter mariner Enchytraeide (Oligochaeta)." volume="22" year="1971">Giere (1971)</bibRefCitation>
|
||
, it is often observed that the coelomic fluid, released through the anus, attaches itself to the grains of sand (Fig.
|
||
<figureCitation id="9BC143079F2418863A0FBC207DB0E66B" captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Micrograph of Marionina spicula. A. Nephridium; B. Shorther sperm funnels; C. Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg); D, E. Large sperm funnels; F – G. Spermathecae (ampullae marked with arrows); H. Body-end with ejected sticky mucus. A – F, H. in vivo, G. fixed, stained. Scale bars: 50 μm (A – F, H); 20 μm (G)." figureDoi="10.3897/zse.100.122874.figure6" httpUri="https://binary.pensoft.net/fig/1130884">6 H</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<caption id="96B77E981503B01066692FFF409F8E4C" ID-DOI="10.3897/zse.100.122874.figure6" ID-arpha="B7E246A8-AB26-57C3-9D73-AA11D756BE61" httpUri="https://binary.pensoft.net/fig/1130884" startId="F6">
|
||
<paragraph id="92D33A20B82A8C1492A0E1A80FD490AC">
|
||
<label id="33B936DF16EA1B51151624A683328519">Figure 6.</label>
|
||
</paragraph>
|
||
<paragraph id="7B848C16149F10E90BE2D783EF81B4CE">
|
||
Micrograph of
|
||
<taxonomicName id="30B0E6270806544F23F5540EA9C40912" authorityName="Frey and Leuckart" authorityYear="1847" baseAuthorityName="Leuckart" baseAuthorityYear="1847" class="Clitellata" family="Enchytraeidae" genus="Marionina" kingdom="Animalia" order="Enchytraeida" phylum="Annelida" rank="species" species="spicula">
|
||
<emphasis id="3F2AECF36186600306D6088DA5F1E029" italics="true">Marionina spicula</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<emphasis id="AE2955522BF81CD1A8C231E7E5E549D2" bold="true">A.</emphasis>
|
||
Nephridium;
|
||
<emphasis id="E68FDCD07D67286CAF3CB4E26703745F" bold="true">B.</emphasis>
|
||
Shorther sperm funnels;
|
||
<emphasis id="5803C8557D9379185E0D165BEFBD5937" bold="true">C.</emphasis>
|
||
Shorther sperm funnels (marked with arrows) with a short sperm duct (e = egg);
|
||
<emphasis id="84971631E754C818AD17D3F24515F28D" bold="true">D, E.</emphasis>
|
||
Large sperm funnels;
|
||
<emphasis id="D8D67FB7EB2627212D763A2E7B48F6FC" bold="true">F – G.</emphasis>
|
||
Spermathecae (ampullae marked with arrows);
|
||
<emphasis id="08C513C41124519CED64D3AE1F2BA3FB" bold="true">H.</emphasis>
|
||
Body-end with ejected sticky mucus.
|
||
<emphasis id="8E21FE93B56C3848F63E9E5CA2BD2D36" bold="true">A – F, H.</emphasis>
|
||
<emphasis id="E75BDABFEB39F43BFD0EC1410DF24F39" italics="true">in vivo</emphasis>
|
||
,
|
||
<emphasis id="726781563E3DB52F0307B008545BEB18" bold="true">G.</emphasis>
|
||
fixed, stained. Scale bars: 50 μm (
|
||
<emphasis id="F1414615DEDD1CAFF0495DCA8FFE2CB5" bold="true">A – F, H</emphasis>
|
||
); 20 μm (
|
||
<emphasis id="60EE489B5E3D66ADB5051884D9C8A346" bold="true">G</emphasis>
|
||
).
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |