112 lines
14 KiB
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112 lines
14 KiB
XML
<document id="7B694AB12EA5A36B6D01B52A96E75495" ID-CLB-Dataset="27733" ID-DOI="10.11646/zootaxa.4532.4.5" ID-GBIF-Dataset="38d5db9a-4c71-408d-84d2-5b98fd8afa0d" ID-ISSN="1175-5326" ID-Zenodo-Dep="2615649" ID-ZooBank="807B317B-D883-439F-97B9-B0C0F09D9666" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1553788699008" checkinUser="plazi" docAuthor="Stocchino, Giacinta Angela" docDate="2018" docId="C45EE309B11AFFF666FBF9B410A3FF23" docLanguage="en" docName="zootaxa.4532.4.5.pdf" docOrigin="Zootaxa 4532 (4)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Dugesia liguriensis De Vries 1988" docType="treatment" docVersion="7" lastPageNumber="541" masterDocId="38679B71B118FFF5666CFF9E1076FFDB" masterDocTitle="80 years of research on planarians (Platyhelminthes, Tricladida) from Sardinia, Italy: an annotated checklist" masterLastPageNumber="552" masterPageNumber="539" pageNumber="541" updateTime="1698715135556" updateUser="ExternalLinkService">
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<mods:title id="6256080E0F4D5828F63988640F5CF075">80 years of research on planarians (Platyhelminthes, Tricladida) from Sardinia, Italy: an annotated checklist</mods:title>
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<mods:namePart id="450DDCC609C3754413B6CBCF319A9BBA">Stocchino, Giacinta Angela</mods:namePart>
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<mods:title id="5171749EDD5285265519D26F5513A6A5">Zootaxa</mods:title>
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<mods:date id="6E3218ABBA4824949FCFBDFBC7C1D643">2018</mods:date>
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<treatment id="C45EE309B11AFFF666FBF9B410A3FF23" ID-DOI="http://doi.org/10.5281/zenodo.5988958" ID-GBIF-Taxon="154521493" ID-Zenodo-Dep="5988958" LSID="urn:lsid:plazi:treatment:C45EE309B11AFFF666FBF9B410A3FF23" httpUri="http://treatment.plazi.org/id/C45EE309B11AFFF666FBF9B410A3FF23" lastPageId="3" lastPageNumber="541" pageId="2" pageNumber="541">
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<subSubSection id="04ED0194B11AFFF766FBF9B41406F85D" pageId="2" pageNumber="541" type="nomenclature">
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<paragraph id="4C48521FB11AFFF766FBF9B4124DF99E" blockId="2.[151,571,1578,1605]" box="[151,571,1578,1605]" pageId="2" pageNumber="541">
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<heading id="1700E573B11AFFF766FBF9B4124DF99E" bold="true" box="[151,571,1578,1605]" fontSize="11" level="1" pageId="2" pageNumber="541" reason="1">
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<taxonomicName id="8BF7299CB11AFFF766FBF9B4124DF99E" ID-CoL="37ZV8" authority="De Vries, 1988" authorityName="De Vries" authorityYear="1988" box="[151,571,1578,1605]" class="Rhabditophora" family="Dugesiidae" genus="Dugesia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Tricladida" pageId="2" pageNumber="541" phylum="Platyhelminthes" rank="species" species="liguriensis">
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<emphasis id="7E838E0DB11AFFF766FBF9B4124DF99E" bold="true" box="[151,571,1578,1605]" pageId="2" pageNumber="541">
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<emphasis id="7E838E0DB11AFFF766FBF9B411F6F99F" bold="true" box="[151,384,1578,1604]" italics="true" pageId="2" pageNumber="541">Dugesia liguriensis</emphasis>
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<bibRefCitation id="28662FEEB11AFFF767E4F9B5124DF99E" author="De Vries, E. J." box="[392,571,1579,1605]" pageId="2" pageNumber="541" pagination="109 - 136" refId="ref6492" refString="De Vries, E. J. (1988) Further contributions to the taxonomy and biogeography of the subgenus Dugesia (Platyhelminthes: Tricladida: Paludicola) in the Mediterranean region and the Middle East. Israel Journal of Zoology, 35, 109 - 136." type="journal article" year="1988">De Vries, 1988</bibRefCitation>
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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<paragraph id="4C48521FB11AFFF766FBF9EC1406F85D" blockId="2.[151,1436,1649,2034]" pageId="2" pageNumber="541">
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A peculiar case concerns a previously presumed fissiparous population of
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<taxonomicName id="8BF7299CB11AFFF76591F9EC14F6F952" authorityName="Stocchino" authorityYear="2018" box="[1021,1152,1649,1673]" class="Rhabditophora" family="Dugesiidae" genus="Dugesia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Tricladida" pageId="2" pageNumber="541" phylum="Platyhelminthes" rank="species" species="benazzii">
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<emphasis id="7E838E0DB11AFFF76591F9EC14F6F952" box="[1021,1152,1649,1673]" italics="true" pageId="2" pageNumber="541">D. benazzii</emphasis>
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</taxonomicName>
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from the Rio Mannu di Cagliari in southern Sardinia (
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<figureCitation id="D4CC4E9AB11AFFF76790F90B1234F975" box="[508,578,1685,1710]" captionStart="FIGURE 1" captionStartId="3.[151,250,1435,1457]" captionTargetBox="[517,1104,299,1415]" captionTargetId="figure@3.[414,1176,277,1422]" captionTargetPageId="3" captionText="FIGURE 1. Geographic distribution of species of the genus Dugesia recorded from Sardinia. 1, Rio d’Auteri reservoir, Asinara Island National Park; 2, Rio Mannu di Portotorres; 3, Fiume Silis; 4, Rio Lu Bagnu; 5, Fiume Coghinas; 6, Fiume Liscia; 7, spring and wells on the Tavolara Island Protected Area; 8, springs and unnamed rivulets on the Molara Island Protected Area; 9, Rio Su Lernu; 10, Rio Cuga; 11, Rio de sa Pazzosa; 12, Rio Torre Argentina; 13, Fiume Temo; 14, Sa Ucca ‘e su Peltusu Cave; 15, Rio S’Abba Mala; 16, Rio Mannu di Scano di Montiferro; 17, Rio Santa Caterina; 18, Fiume Tirso; 19, Su Cantaru Spring, Rio di Siniscola basin; 20, Fiume Cedrino; 21, Rio Osalla; 22, Rio Mannu di Milis; 23, Rio di Monte Arci; 24, Fiume Flumendosa; 25, Rio Mannu di Cagliari; 26, Fiume Quirra; 27, Rio Acqua ‘e sa Murta, S. Antioco Island; 28, Rio Triga, S. Antioco Island; 29, Rio ‘e sa Canna, S. Antioco Island; 30, Rio Flumentepido; 31, Rio Gutturu Mannu; 32, Rio Geremeas. New records are indicated by asterisks." httpUri="https://zenodo.org/record/2615651/files/figure.png" pageId="2" pageNumber="541">Fig. 1</figureCitation>
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). Individuals have a triploid karyotype with 24 chromosomes and never sexualized under long-term laboratory conditions (M. Pala and G.A. Stocchino pers. obs.). Surprisingly, a recent molecular analysis assigned this population to
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<emphasis id="7E838E0DB11AFFF764CDF9401336F92E" box="[673,832,1757,1781]" italics="true" pageId="2" pageNumber="541">
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<taxonomicName id="8BF7299CB11AFFF764CDF940134BF92E" authorityName="De Vries" authorityYear="1988" box="[673,829,1757,1781]" class="Rhabditophora" family="Dugesiidae" genus="Dugesia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Tricladida" pageId="2" pageNumber="541" phylum="Platyhelminthes" rank="species" species="liguriensis">D. liguriensis</taxonomicName>
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,
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</emphasis>
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together with two other asexual triploid (3n = 24; n = 8) populations from northeastern
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<collectingCountry id="34E0128FB11AFFF7647AF89F1220F8C1" box="[534,598,1793,1818]" name="Spain" pageId="2" pageNumber="541">Spain</collectingCountry>
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and
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<collectingRegion id="8E339CFDB11AFFF764FDF89F1295F8C1" box="[657,739,1793,1818]" country="Italy" name="Liguria" pageId="2" pageNumber="541">Liguria</collectingRegion>
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(
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<bibRefCitation id="28662FEEB11AFFF76498F89C13A4F8C1" author="Lazaro, E. M. & Sluys, R. & Pala, M. & Stocchino, G. A. & Baguna, J. & Riutort, M." box="[756,978,1793,1818]" pageId="2" pageNumber="541" pagination="835 - 845" refId="ref6951" refString="Lazaro, E. M., Sluys, R., Pala, M., Stocchino, G. A., Baguna, J. & Riutort, M. (2009) Molecular barcoding and phylogeography of sexual and asexual freshwater planarians of the genus Dugesia in the Western Mediterranean (Platyhelminthes, Tricladida, Dugesiidae). Molecular Phylogenetics and Evolution, 52, 835 - 845. https: // doi. org / 10.1016 / j. ympev. 2009.04.022" type="journal article" year="2009">
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Lazaro
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<emphasis id="7E838E0DB11AFFF76520F89C13F6F8C2" box="[844,896,1793,1817]" italics="true" pageId="2" pageNumber="541">et al</emphasis>
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., 2009
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</bibRefCitation>
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), a species firstly reported from
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<collectingRegion id="8E339CFDB11AFFF76326F89F15EAF8C1" box="[1354,1436,1793,1818]" country="Italy" name="Liguria" pageId="2" pageNumber="541">Liguria</collectingRegion>
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and later also from
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<collectingRegion id="8E339CFDB11AFFF7671BF8BB1194F8E5" box="[375,482,1829,1854]" country="Italy" name="Piemonte" pageId="2" pageNumber="541">Piedmont</collectingRegion>
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(northern
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<collectingCountry id="34E0128FB11AFFF76437F8BB12E6F8E5" box="[603,656,1829,1854]" name="Italy" pageId="2" pageNumber="541">Italy</collectingCountry>
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) (cf.
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<bibRefCitation id="28662FEEB11AFFF764A3F8BB13AFF8E5" author="Stocchino, G. A. & Manconi, R. & Cadeddu, B. & Pala, M." box="[719,985,1829,1854]" pageId="2" pageNumber="541" pagination="46 - 47" refId="ref8405" refString="Stocchino, G. A., Manconi, R., Cadeddu, B. & Pala, M. (2013 a) Freshwater triclads from Liguria. Bollettino dei Musei e degli Istituti Biologici dell'Universita di Genova, 75, 46 - 47." type="journal article" year="2013">
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Stocchino
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<emphasis id="7E838E0DB11AFFF7652BF8B8130EF8E6" box="[839,888,1829,1853]" italics="true" pageId="2" pageNumber="541">et al</emphasis>
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., 2013a
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</bibRefCitation>
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). The sexual population from
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<collectingRegion id="8E339CFDB11AFFF7635DF8BB15EAF8E5" box="[1329,1436,1829,1854]" country="Italy" name="Piemonte" pageId="2" pageNumber="541">Piedmont</collectingRegion>
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has a diploid chromosome complement of 2n = 16; n = 8 (cf.
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<bibRefCitation id="28662FEEB11AFFF765EEF8D41411F8B9" author="Lazaro, E. M. & Sluys, R. & Pala, M. & Stocchino, G. A. & Baguna, J. & Riutort, M." box="[898,1127,1865,1890]" pageId="2" pageNumber="541" pagination="835 - 845" refId="ref6951" refString="Lazaro, E. M., Sluys, R., Pala, M., Stocchino, G. A., Baguna, J. & Riutort, M. (2009) Molecular barcoding and phylogeography of sexual and asexual freshwater planarians of the genus Dugesia in the Western Mediterranean (Platyhelminthes, Tricladida, Dugesiidae). Molecular Phylogenetics and Evolution, 52, 835 - 845. https: // doi. org / 10.1016 / j. ympev. 2009.04.022" type="journal article" year="2009">
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Lazaro
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<emphasis id="7E838E0DB11AFFF765B7F8D41467F8BA" box="[987,1041,1865,1889]" italics="true" pageId="2" pageNumber="541">et al</emphasis>
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., 2009
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</bibRefCitation>
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). Therefore, the species is presumably characterized by both sexual diploid as well as asexual triploid populations.
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</paragraph>
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</subSubSection>
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<subSubSection id="04ED0194B11AFFF666ABF80C10A3FF23" lastPageId="3" lastPageNumber="542" pageId="2" pageNumber="541" type="description">
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<paragraph id="4C48521FB11AFFF666ABF80C10A3FF23" blockId="2.[151,1436,1649,2034]" lastBlockId="3.[151,1437,151,248]" lastPageId="3" lastPageNumber="542" pageId="2" pageNumber="541">
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In view of the present disjunct distribution of
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<emphasis id="7E838E0DB11AFFF76489F80C13FEF872" box="[741,904,1937,1961]" italics="true" pageId="2" pageNumber="541">
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<taxonomicName id="8BF7299CB11AFFF76489F80C13F2F872" authorityName="De Vries" authorityYear="1988" box="[741,900,1937,1961]" class="Rhabditophora" family="Dugesiidae" genus="Dugesia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Tricladida" pageId="2" pageNumber="541" phylum="Platyhelminthes" rank="species" species="liguriensis">D. liguriensis</taxonomicName>
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,
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</emphasis>
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the single population from
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<collectingRegion id="8E339CFDB11AFFF762BCF80F155BF871" box="[1232,1325,1937,1962]" country="Italy" name="Sardegna" pageId="2" pageNumber="541">Sardinia</collectingRegion>
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could be considered as the sole representative on the island of a population complex that formerly had a much wider distribution, involving the Proto-Ligurian microplate, before the Corsica-Sardinia block broke up during the late Oligocene and Miocene. Experiments under lab conditions to stimulate sexualization of the Sardinian specimens are in progress with the aim to resolve the taxonomic status of this Sardinian population also at the morphological level.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |