166 lines
15 KiB
XML
166 lines
15 KiB
XML
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<mods:title id="0CA8C43DF3F92CD34B4B3835C2D1FDC9">Taxonomy of North European Lumbricillus (Clitellata, Enchytraeidae)</mods:title>
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<mods:namePart id="BBFABF8B54CD3A58B1DF0C6288D9C5BD">Klinth, Marten J.</mods:namePart>
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<mods:namePart id="35203CA8617170A3116868CE4D5BA636">Rota, Emilia</mods:namePart>
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<mods:namePart id="CF33EC262532A15056EEBCDCA27ACDFE">Erseus, Christer</mods:namePart>
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<mods:date id="E5DDC518E0421589AC0E526E25415F78">2017</mods:date>
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<mods:number id="6422578CE3A2741D76A17EA466EEC608">703</mods:number>
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<mods:identifier id="34037FCDF042F1E0DAF6197880315BEC" type="DOI">http://dx.doi.org/10.3897/zookeys.703.13385</mods:identifier>
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<treatment id="03E324486EA0D1B2361A7F99FEBE341A" ID-GBIF-Taxon="134860667" LSID="urn:lsid:plazi:treatment:03E324486EA0D1B2361A7F99FEBE341A" httpUri="http://treatment.plazi.org/id/03E324486EA0D1B2361A7F99FEBE341A" lastPageId="24" lastPageNumber="39" pageId="23" pageNumber="38">
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<subSubSection id="3ED998073BDB671CBC1A395BA415F314" pageId="23" pageNumber="38" type="nomenclature">
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<paragraph id="120E712960584DEE599F2F7273D9E40F" pageId="23" pageNumber="38">
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<taxonomicName id="698B42D2D4D9A53D173F80B15B6BEC73" ID-CoL="73262" authority="Stephenson, 1911" authorityName="Stephenson" authorityYear="1911" class="Clitellata" family="Enchytraeidae" genus="Lumbricillus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Lumbricillus tuba" order="Enchytraeida" pageId="23" pageNumber="38" phylum="Annelida" rank="species" species="tuba">Lumbricillus tuba Stephenson, 1911</taxonomicName>
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Fig. 16
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</paragraph>
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</subSubSection>
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<subSubSection id="CE362BE6F66614382F857447004FA216" pageId="24" pageNumber="39" type="reference_group">
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<paragraph id="4E602711688ED4E72D8ADCC50DCAF419" pageId="24" pageNumber="39">
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<taxonomicName id="249BBC6CB967842FAC7BCB30298A20E5" class="Clitellata" family="Enchytraeidae" genus="Lumbricillus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Lumbricillus tuba" order="Enchytraeida" pageId="24" pageNumber="39" phylum="Annelida" rank="species" species="tuba">
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<pageBreakToken id="A8ED53607389A23BF550A93DA4032403" pageId="24" pageNumber="39" start="start">Lumbricillus</pageBreakToken>
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tuba
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</taxonomicName>
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Stephenson, 1911: pp. 42-46, figs 5
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<normalizedToken id="79C2AE40F08890EDE1B3894395B9D7CA" originalValue="a–b">a-b</normalizedToken>
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, pl. I, figs 6-8;
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<bibRefCitation id="196A3D0B1DB5379D0AA3D4AA46771AA1" pageId="24" pageNumber="39">Nielsen and Christensen 1959</bibRefCitation>
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: p. 105, fig. 131;
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<bibRefCitation id="DF12B3F52460D3162FCFC2C0DB56F544" author="Erseus, C" journalOrPublisher="Molecular Phylogenetics and Evolution" pageId="46" pageNumber="61" pagination="849 - 858" title="Molecular phylogeny of Enchytraeidae (Annelida, Clitellata)." url="https://doi.org/10.1016/j.ympev.2010.07.005" volume="57" year="2010">
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<normalizedToken id="E58F08AE640BC700F65EADA4C6124F00" originalValue="Erséus">Erseus</normalizedToken>
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et al. 2010
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</bibRefCitation>
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;
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<bibRefCitation id="28C0E001E674C7285EAAEEF6F8313585" author="Klinth, MJ" journalOrPublisher="Zoologica Scripta" pageId="46" pageNumber="61" pagination="96 - 110" title="Phylogeny and species delimitation of North European Lumbricillus (Clitellata, Enchytraeidae)." url="https://doi.org/10.1111/zsc.12187" volume="46" year="2017">Klinth et al. 2017</bibRefCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="11DA88E6BACACB2DAEDEAF4BA796C06B" pageId="24" pageNumber="39" type="type material">
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<paragraph id="5AFCD064AC0352A69E5FEE669B59B6AC" pageId="24" pageNumber="39">Type material.</paragraph>
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<paragraph id="CA27BFE27C8E223F8CC82E159BCB9BC3" pageId="24" pageNumber="39">
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Typus amissus (Nomenclatura Oligochaetologica). Type locality: Firth of Clyde, Millport, Island of Cumbrae, United Kingdom (
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<bibRefCitation id="4380AC23E761793DFBB480858848B9F0" author="Stephenson, J" journalOrPublisher="Transactions of the Royal Society of Edinburgh" pageId="49" pageNumber="64" pagination="31 - 65" title="On some littoral Oligochaeta of the Clyde." url="https://doi.org/10.1017/s0080456800018755" volume="48" year="1911">Stephenson 1911</bibRefCitation>
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). We did not designate a neotype as we do not have material from the type locality.
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</paragraph>
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</subSubSection>
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<subSubSection id="C38C402BD685B051DD1F690EC1F5C41D" pageId="24" pageNumber="39" type="materials_examined">
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<paragraph id="A3F3403F88606ECB78C6D5A919D8F6A3" pageId="24" pageNumber="39">Material examined.</paragraph>
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<paragraph id="D3C05611DCC4D734B194A2109B1E37F7" pageId="24" pageNumber="39">
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ZMBN 107916 (CE22614), one mature specimen from Norway. For information on specimen collection locality and GenBank accession number see Appendix 1. Note that this specimen is the only sexually mature available for this study, but additional (immature) worms were studied genetically by
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<bibRefCitation id="EC33770B42BE4C4CB40B5573CAB8FA36" author="Klinth, MJ" journalOrPublisher="Zoologica Scripta" pageId="46" pageNumber="61" pagination="96 - 110" title="Phylogeny and species delimitation of North European Lumbricillus (Clitellata, Enchytraeidae)." url="https://doi.org/10.1111/zsc.12187" volume="46" year="2017">Klinth et al. (2017)</bibRefCitation>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="4B07B5BC0031AF6956B20BE3352DDE9D" pageId="24" pageNumber="39" type="description">
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<paragraph id="9B478F71CC2F393DB58ABC5163BC5BDA" pageId="24" pageNumber="39">Description.</paragraph>
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<paragraph id="75A606E7F5154DFFD1874C3C91B8E84D" pageId="24" pageNumber="39">
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White to grey worm. Length (fixed worm) more than 4.8 mm (amputated specimen), first 15 segments 2.0 mm long, width at clitellum 0.39 mm. More than 39 segments. Chaetae slightly sigmoid (Fig. 16A). Dorsal bundles with 2-3 chaetae anterior to clitellum, 2-3 chaetae in postclitellar segments. Ventral bundles with 3-4 chaetae anterior to clitellum, 2-3 chaetae posteriorly. The
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<normalizedToken id="DC7E859D50D838B5B8E0A05AD630B28C" originalValue="worm’s">worm's</normalizedToken>
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longest measured chaeta 48
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<normalizedToken id="8EEA1A977E512C6B6FA203B9DDD299DF" originalValue="µm">µm</normalizedToken>
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long, about 3
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<normalizedToken id="6B7C36BF9583FE0B0CD81A1890CF69B7" originalValue="µm">µm</normalizedToken>
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wide. Clitellum extending over
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<normalizedToken id="7FB7C5BDCF07373FAC257F4CA22D6E42" originalValue="XII–">XII-</normalizedToken>
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1/2XIII. Head pore not observed. Epidermis with transverse rows of gland cells.
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</paragraph>
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<paragraph id="01531D2F8B74EDFA3D0821FFBB316921" pageId="24" pageNumber="39">
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Coelomocytes numerous, 20
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<normalizedToken id="04FBF2314E11D32A90F7880CBAD3C8FE" originalValue="µm">µm</normalizedToken>
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long, spindle-shaped, oval, round, granulated. Paired pharyngeal glands present in IV, V and VI (Fig. 16B). Dorsal vessel originating in XII. Nephridia not observed. Brain longer than wide, further shape unclear.
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</paragraph>
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<paragraph id="BE5A79A64AAFA3791E5A26C2DDD7E756" pageId="24" pageNumber="39">
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Male genitalia paired (Fig. 16D). Testes originating in XI, extending forwards into IX, with testis sacs forming regular club-shaped lobes. Sperm funnels in XI, 120
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<normalizedToken id="C05BCBEE7E13D611F57AD119D66F4E78" originalValue="µm">µm</normalizedToken>
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long, 105
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<normalizedToken id="42F82C54551A616AC6972D0DD99788E8" originalValue="µm">µm</normalizedToken>
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wide, making them slightly longer than wide, funnels tapering towards vasa deferentia. Most of vasa irregularly coiled in XII, 10
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<normalizedToken id="33DCA9D033FA254E95EEE1CE3A31E0B7" originalValue="µm">µm</normalizedToken>
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wide. Penial bulbs round, 85
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<normalizedToken id="0C5FAB815D34504B4AE166A3D3222BE2" originalValue="µm">µm</normalizedToken>
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in diameter. Ovaries in XII. Two mature eggs present.
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</paragraph>
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<paragraph id="E286521E386C0F22113B690E852DCBA1" pageId="24" pageNumber="39">
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Spermathecae (Fig. 16C) in V, club-shaped, with distinct ampulla. Ectal duct as long as ampulla, abruptly widening into oval ampulla. Sperm circularly arranged in ampulla. Spermathecae 120
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<normalizedToken id="F009EE013BA85E9D5B9713EE3C3D254A" originalValue="µm">µm</normalizedToken>
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long, 85µm wide at widest part of ampulla. Gland cells surrounding ectal pore, forming compact mass, whole glandular body 75
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<normalizedToken id="88FC0A4FF20569CE9706758B3F768CDD" originalValue="µm">µm</normalizedToken>
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in diameter at its widest part. Three midventral subneural glands in
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<normalizedToken id="11E6CFDEEC01D9B5C90830D04460F1B0" originalValue="XIII–">XIII-</normalizedToken>
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XV, 85µm, 90
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<normalizedToken id="F66B82CE6A5497DDC169AF35CAE466F2" originalValue="µm">µm</normalizedToken>
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and 85
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<normalizedToken id="B3224F3F4274264A8702FE9F4E43A4C5" originalValue="µm">µm</normalizedToken>
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long, respectively.
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</paragraph>
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<caption id="F1C4E42533C073ACB060D10CFAF4223D" pageId="24" pageNumber="39">
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<paragraph id="7B0F1071ED24E1FBCFFF975EB4E3A796" pageId="24" pageNumber="39">
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Figure 16.
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<taxonomicName id="22DCE96F0027E6A4B2666FA7D89E9EDD" class="Clitellata" family="Enchytraeidae" genus="Lumbricillus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Lumbricillus tuba" order="Enchytraeida" pageId="24" pageNumber="39" phylum="Annelida" rank="species" species="tuba">Lumbricillus tuba</taxonomicName>
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. A Chaetal bundle B Anterior body C Spermatheca D Other genitalia. Abbreviations under general notes. Scale bars: 100
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<normalizedToken id="DE0B82D04B1C3AABBFD6984B295C5603" originalValue="µm">µm</normalizedToken>
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.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection id="D98810623E677E582084E3FC8CBEC8D3" pageId="24" pageNumber="39" type="distribution">
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<paragraph id="EB67785EC44ADE7212F0D3D5AC7C8333" pageId="24" pageNumber="39">Geographical distribution including BOLD data.</paragraph>
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<paragraph id="E1562A7FC19D2B12816E9940B0B76D81" pageId="24" pageNumber="39">Genetically identified from Norway and Sweden. Also described from Denmark and the United Kingdom. BIN-number: BOLD:ACQ1913.</paragraph>
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</subSubSection>
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<subSubSection id="DE872334E15D1E613164305A5EEA3581" pageId="24" pageNumber="39" type="remarks">
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<paragraph id="D3172282530E27AC92A373BAEBB4D6B2" pageId="24" pageNumber="39">Remarks.</paragraph>
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<paragraph id="B69737B9F693C80C081EC816B4FCE400" pageId="24" pageNumber="39">
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Our specimen matches the original description by
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<bibRefCitation id="C125D9436AC49963FB9C348AF342E45C" author="Stephenson, J" journalOrPublisher="Transactions of the Royal Society of Edinburgh" pageId="49" pageNumber="64" pagination="31 - 65" title="On some littoral Oligochaeta of the Clyde." url="https://doi.org/10.1017/s0080456800018755" volume="48" year="1911">Stephenson (1911)</bibRefCitation>
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well in most characters, including the shape of the spermathecae and the proportions of the sperm funnels. However, its body size was smaller and the chaetae per bundle slightly fewer than in the original description.
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</paragraph>
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<paragraph id="4BF9D9A037D160CC856C587CBB494339" pageId="24" pageNumber="39">
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<taxonomicName id="4285CA7F8E63CD64B126F030E8F695E6" class="Clitellata" family="Enchytraeidae" genus="Lumbricillus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Lumbricillus tuba" order="Enchytraeida" pageId="24" pageNumber="39" phylum="Annelida" rank="species" species="tuba">Lumbricillus tuba</taxonomicName>
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is genetically most closely related to the
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<taxonomicName id="89B9F627C823E55C08971705A216EBD2" lsidName="L. pagenstecheri" pageId="24" pageNumber="39" rank="species" species="pagenstecheri">L. pagenstecheri</taxonomicName>
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group (including
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<taxonomicName id="13A3CF7F25C12819E2E0A073B8F120C4" lsidName="L. viridis" pageId="24" pageNumber="39" rank="species" species="viridis">L. viridis</taxonomicName>
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), but it is morphologically most similar to
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<taxonomicName id="85F8B427ECFFF6FAB1031B45C9680012" lsidName="L. scandicus" pageId="24" pageNumber="39" rank="species" species="scandicus">L. scandicus</taxonomicName>
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sp. n. described below.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |