169 lines
13 KiB
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169 lines
13 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.717.21885" ID-GBIF-Dataset="7140b994-d67e-44a7-a4e1-daa7216c6b46" ID-PMC="PMC5784208" ID-Pensoft-Pub="1313-2970-717-1" ID-PubMed="29391848" ID-ZBK="C19B43B1B3214CB1B1B2A246CEAC56BC" ModsDocAuthor="" ModsDocDate="2017" ModsDocID="1313-2970-717-1" ModsDocOrigin="ZooKeys 717" ModsDocTitle="Polyphyly of the traditional family Flabellinidae affects a major group of Nudibranchia: aeolidacean taxonomic reassessment with descriptions of several new families, genera, and species (Mollusca, Gastropoda)" checkinTime="1512083542653" checkinUser="pensoft" docAuthor="Korshunova, Tatiana, Martynov, Alexander, Bakken, Torkild, Evertsen, Jussi, Fletcher, Karin, Mudianta, I Wayan, Saito, Hiroshi, Lundin, Kennet, Michael Schroedl, & Picton, Bernard" docDate="2017" docId="04BDE5F623F6FEF83794188FAC5B9C43" docLanguage="en" docName="ZooKeys 717: 1-139" docOrigin="ZooKeys 717" docSource="http://dx.doi.org/10.3897/zookeys.717.21885" docTitle="Ziminella circapolaris Korshunova, Martynov, Bakken, Evertsen, Fletcher, Mudianta, Saito, Lundin, Schroedl & Picton, 2017, sp. n." docType="treatment" docUuid="E376DC16-2736-4109-B09F-81B77B326A0B" docUuidSource="ZooBank" docVersion="6" lastPageNumber="19" masterDocId="FFED910FFFF5FFC82005844DFFF1FFA8" masterDocTitle="Polyphyly of the traditional family Flabellinidae affects a major group of Nudibranchia: aeolidacean taxonomic reassessment with descriptions of several new families, genera, and species (Mollusca, Gastropoda)" masterLastPageNumber="139" masterPageNumber="1" pageNumber="19" updateTime="1668165142384" updateUser="ExternalLinkService">
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<mods:titleInfo>
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<mods:title>Polyphyly of the traditional family Flabellinidae affects a major group of Nudibranchia: aeolidacean taxonomic reassessment with descriptions of several new families, genera, and species (Mollusca, Gastropoda)</mods:title>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Korshunova, Tatiana</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Martynov, Alexander</mods:namePart>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Bakken, Torkild</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Evertsen, Jussi</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Fletcher, Karin</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Mudianta, I Wayan</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Saito, Hiroshi</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Lundin, Kennet</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Michael Schroedl,</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Picton, Bernard</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:title>ZooKeys</mods:title>
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<mods:part>
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<mods:date>2017</mods:date>
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<mods:detail type="volume">
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<mods:number>717</mods:number>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>139</mods:end>
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<mods:url>http://dx.doi.org/10.3897/zookeys.717.21885</mods:url>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.717.21885</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-717-1</mods:identifier>
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<mods:identifier type="ZBK">C19B43B1B3214CB1B1B2A246CEAC56BC</mods:identifier>
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<mods:identifier type="ZooBank">C19B43B1B3214CB1B1B2A246CEAC56BC</mods:identifier>
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<treatment ID-GBIF-Taxon="137581570" LSID="urn:lsid:zoobank.org:act:E376DC16-2736-4109-B09F-81B77B326A0B" httpUri="http://treatment.plazi.org/id/04BDE5F623F6FEF83794188FAC5B9C43" lastPageNumber="19" pageId="18" pageNumber="19">
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<subSubSection pageId="18" pageNumber="19" type="nomenclature">
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<paragraph pageId="18" pageNumber="19">
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<taxonomicName LSID="http://zoobank.org/E376DC16-2736-4109-B09F-81B77B326A0B" class="Gastropoda" family="Paracoryphellidae" genus="Ziminella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ziminella circapolaris" order="Nudibranchia" pageId="18" pageNumber="19" phylum="Mollusca" rank="species" species="circapolaris">
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<pageBreakToken pageId="18" pageNumber="19" start="start">Ziminella</pageBreakToken>
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circapolaris
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</taxonomicName>
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<taxonomicNameLabel pageId="18" pageNumber="19">sp. n.</taxonomicNameLabel>
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Fig. 13
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</paragraph>
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</subSubSection>
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<subSubSection pageId="18" pageNumber="19" type="type material">
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<paragraph pageId="18" pageNumber="19">Type material.</paragraph>
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<paragraph pageId="18" pageNumber="19">Holotype, ZMMU Op-598, 35 mm long (fixed), Arctic Ocean, Franz Josef Land, Wiltona Island, 23.08.2013, depth 18-25 m, collected by O.V. Savinkin. 1 paratype, ZMMU Op-482, 14 mm long (fixed), Arctic Ocean, Franz Josef Land, Northbrook Island, 26.08.2013, depth 18-23 m, collected by O.V. Savinkin. 1 Paratype, ZMMU Op-483, 12 mm long (preserved), Arctic Ocean, Franz Josef Land, Pioneer Island, 17.08.2013, depth 21-23 m, collected by O.V. Savinkin.</paragraph>
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</subSubSection>
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<subSubSection pageId="18" pageNumber="19" type="type locality">
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<paragraph pageId="18" pageNumber="19">Type locality.</paragraph>
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<paragraph pageId="18" pageNumber="19">Franz Josef Land.</paragraph>
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</subSubSection>
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<subSubSection pageId="18" pageNumber="19" type="etymology">
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<paragraph pageId="18" pageNumber="19">Etymology.</paragraph>
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<paragraph pageId="18" pageNumber="19">From circa (= near, Latin) and polaris (= polar, Latin) in reference to the proximity of the habitat of the new species (Franz Josef Land) to the North Pole.</paragraph>
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</subSubSection>
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<subSubSection pageId="18" pageNumber="19" type="diagnosis">
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<paragraph pageId="18" pageNumber="19">Diagnosis.</paragraph>
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<paragraph pageId="18" pageNumber="19">Continuous notal edge, colour yellowish, cerata reddish-brown, few apical white dots, rachidian tooth with up to ten denticles clearly delineated from central cusp, lateral teeth with numerous denticles (up to 24) which cover whole edges of lateral teeth, receptaculum seminis not evident, penis folded.</paragraph>
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</subSubSection>
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<subSubSection pageId="18" pageNumber="19" type="description">
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<paragraph pageId="18" pageNumber="19">Description.</paragraph>
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<paragraph pageId="18" pageNumber="19">External morphology. Body wide. Foot and tail wide, anterior foot corners short. Rhinophores similar in size to oral tentacles, smooth to slightly wrinkled. Dorsal cerata elongate, thick, continuously attached to well-defined uninterrupted notal edge without forming clusters. Notum narrow but distinct throughout both lateral sides of body. Digestive gland diverticulum fills significant volume of cerata. Anal opening on right side below notal edge close to middle body part. Reproductive openings on right side. Tail long and pointed, extending only a short distance beyond last cerata.</paragraph>
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<paragraph pageId="18" pageNumber="19">Colour (Fig. 13A, B). Background colour yellowish-white. Digestive gland diverticula reddish-brown. Rhinophores light orange-yellowish. Lateral branches of digestive gland (that shine through lateral dorsum sides) not distinct.</paragraph>
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<paragraph pageId="18" pageNumber="19">Jaws (Fig. 13E, F). Jaws broad, yellowish in colour. Masticatory processes of jaws covered with several simple denticles.</paragraph>
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<paragraph pageId="18" pageNumber="19">
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Radula (Fig. 13
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<normalizedToken originalValue="G–J">G-J</normalizedToken>
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). Radula formula up 26
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<normalizedToken originalValue="×">x</normalizedToken>
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1.1.1 (specimens 20-24 mm in length). Rachidian tooth elongate with strongly protracted, pointed, non-compressed cusp of almost 1/3 of tooth length (Fig. 13G, I). Rachidian tooth bears five to ten lateral denticles. Larger denticles not intermingled with smaller ones. Cusp clearly delineated from the adjacent first lateral denticles. Lateral teeth (Fig. 13H, J) narrowly triangular with 19-24 denticles on internal edge.
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</paragraph>
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<paragraph pageId="18" pageNumber="19">Reproductive system (Fig. 13K, L). Diaulic. Hermaphroditic duct leads to long, relatively narrow convoluted ampulla of several whorls. Vas deferens long, without distinct prostate. Penial sheath elongated. Penis folded. Oviduct connects through insemination duct into female gland complex. No distal or proximal receptaculum seminis detected.</paragraph>
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</subSubSection>
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<subSubSection pageId="18" pageNumber="19" type="ecology">
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<paragraph pageId="18" pageNumber="19">Ecology.</paragraph>
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<paragraph pageId="18" pageNumber="19">Soft bottom with stones 18 to 23 m.</paragraph>
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</subSubSection>
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<subSubSection pageId="18" pageNumber="19" type="distribution">
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<paragraph pageId="18" pageNumber="19">Distribution.</paragraph>
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<paragraph pageId="18" pageNumber="19">Franz Josef Land.</paragraph>
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</subSubSection>
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<subSubSection pageId="18" pageNumber="19" type="remarks">
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<paragraph pageId="18" pageNumber="19">Remarks.</paragraph>
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<paragraph pageId="18" pageNumber="19">
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According to the molecular phylogenetic analysis
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<taxonomicName class="Gastropoda" family="Paracoryphellidae" genus="Ziminella" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Ziminella circapolaris" order="Nudibranchia" pageId="18" pageNumber="19" phylum="Mollusca" rank="species" species="circapolaris">Ziminella circapolaris</taxonomicName>
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sp. n. forms a separate sister clade to
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<taxonomicName lsidName="Z. salmonacea" pageId="18" pageNumber="19" rank="species" species="salmonacea">Z. salmonacea</taxonomicName>
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(Fig. 1). Specimens from the West Atlantic North American coast (type locality of
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<taxonomicName lsidName="Z. salmonacea" pageId="18" pageNumber="19" rank="species" species="salmonacea">Z. salmonacea</taxonomicName>
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) and Spitzbergen belong to
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<taxonomicName lsidName="Z. salmonacea" pageId="18" pageNumber="19" rank="species" species="salmonacea">Z. salmonacea</taxonomicName>
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, according to molecular data, whereas specimens from Franz Josef Land belong to the separate species
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<taxonomicName lsidName="Z. circapolaris" pageId="18" pageNumber="19" rank="species" species="circapolaris">Z. circapolaris</taxonomicName>
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sp. n. This is concordant with a considerable level of endemism of the nudibranch fauna of Franz Josef Land recently demonstrated for other nudibranch groups (
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<bibRefCitation author="Martynov, AV" journalOrPublisher="Zootaxa" pageId="80" pageNumber="81" pagination="391 - 404" title="World's northernmost and rarely observed nudibranchs: three new onchidoridid species (Gastropoda: Doridida) from Russian Seas." url="https://doi.org/10.11646/zootaxa.4299.3.5" volume="4299" year="2017">Martynov and Korshunova 2017</bibRefCitation>
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). Morphological analysis reveals differences in the denticulation of the lateral teeth between
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<taxonomicName lsidName="Z. salmonacea" pageId="18" pageNumber="19" rank="species" species="salmonacea">Z. salmonacea</taxonomicName>
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and
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<taxonomicName lsidName="Z. circapolaris" pageId="18" pageNumber="19" rank="species" species="circapolaris">Z. circapolaris</taxonomicName>
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sp. n.: in the first species denticulation on the lateral teeth tends to be restricted to the first half of the length of lateral teeth or the teeth can be completely smooth, whereas in the new species denticulation runs up to the very end of the lateral teeth, and the teeth are always denticulated.
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<bibRefCitation author="Kuzirian, AM" journalOrPublisher="Journal of Molluscan Studies" pageId="79" pageNumber="80" pagination="239 - 261" title="Taxonomy and biology of four New England coryphellid nudibranchs (Gastropoda: Opisthobranchia)." volume="45" year="1979">Kuzirian (1979)</bibRefCitation>
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studied the radulae of 15 specimens of
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<taxonomicName lsidName="Z. salmonacea" pageId="18" pageNumber="19" rank="species" species="salmonacea">Z. salmonacea</taxonomicName>
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from near the type locality and all of them have considerably smoother lateral teeth than
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<taxonomicName lsidName="Z. circapolaris" pageId="18" pageNumber="19" rank="species" species="circapolaris">Z. circapolaris</taxonomicName>
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sp. n.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |