118 lines
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118 lines
14 KiB
XML
<document id="238E9BC804BF6599FA571EFB08CD962B" ID-DOI="10.11646/zootaxa.5428.1.1" ID-ISSN="1175-5326" ID-Zenodo-Dep="10842930" ID-ZooBank="041905ED-FCED-4ED5-8248-E9AA8D6271E9" IM.bibliography_approvedBy="diego" IM.illustrations_approvedBy="diego" IM.materialsCitations_approvedBy="diego" IM.metadata_approvedBy="felipe" IM.tables_approvedBy="diego" IM.taxonomicNames_approvedBy="diego" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="diego" checkinTime="1710926876991" checkinUser="plazi" docAuthor="Galea, Horia R. & Maggioni, Davide" docDate="2024" docId="03A5566CFFE4FF91FF1DFA582A20F82B" docLanguage="en" docName="zootaxa.5428.1.1.pdf" docOrigin="Zootaxa 5428 (1)" docSource="http://dx.doi.org/10.11646/zootaxa.5428.1.1" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Leptothecata Cornelius 1992" docType="treatment" docVersion="3" lastPageNumber="42" masterDocId="FF9C2E14FFCDFFB8FF8AFFFF2F7CFF92" masterDocTitle="On some tropical hydroids (Cnidaria: Hydrozoa), with descriptions of four new species" masterLastPageNumber="57" masterPageNumber="1" pageNumber="42" updateTime="1711388333350" updateUser="diego" zenodo-license-document="CLOSED">
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<mods:title id="10C6F6C8895233EBC6A48ED159A804C2">On some tropical hydroids (Cnidaria: Hydrozoa), with descriptions of four new species</mods:title>
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<mods:namePart id="842CE9CCB4E12007A0CC7A80B7488397">Galea, Horia R.</mods:namePart>
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<mods:affiliation id="E4260DAFED264B4050DFE5EB491FA6A5">Hydrozoan Research Laboratory, 405 Chemin Les Gatiers, 83170 Tourves, France.</mods:affiliation>
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<mods:namePart id="A02C1E5A7F185F6AE6BA1EC00D58B6FD">Maggioni, Davide</mods:namePart>
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<mods:affiliation id="78840221D0FC07B0F21685713F05CE87">Università degli Studi di Milano-Bicocca, Dipartimento di Biotecnologie e Bioscienze, Piazza della Scienza 2, 20126 Milano, Italy. & Marine Research and Higher Education (MaRHE) Center, Università degli Studi di Milano-Bicocca, 12030 Faafu Magoodhoo, Maldives.</mods:affiliation>
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<mods:title id="A0A69913A0BECB9053DC104025B1020F">Zootaxa</mods:title>
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<mods:date id="9953FD81462F837321FB33B2304FAA10">2024</mods:date>
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<mods:number id="50F49FD5DAF9501A3674471930B31130">2024-03-20</mods:number>
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<mods:url id="FD0B95F254949F391E5F1CF29F7D1DE5">http://dx.doi.org/10.11646/zootaxa.5428.1.1</mods:url>
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<mods:classification id="B92B0F1F8012DCF5880487A98976E107">journal article</mods:classification>
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<subSubSection id="C316B4F1FFE4FF91FF1DFA582EADFA52" box="[151,465,1446,1473]" pageId="41" pageNumber="42" type="nomenclature">
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<paragraph id="8BB3E77AFFE4FF91FF1DFA582EADFA52" blockId="41.[151,465,1446,1473]" box="[151,465,1446,1473]" pageId="41" pageNumber="42">
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<heading id="D0FB5016FFE4FF91FF1DFA582EADFA52" bold="true" box="[151,465,1446,1473]" fontSize="11" level="1" pageId="41" pageNumber="42" reason="1">
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<emphasis id="B9783B68FFE4FF91FF1DFA582EADFA52" bold="true" box="[151,465,1446,1473]" pageId="41" pageNumber="42">
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<taxonomicName id="4C0C9CF9FFE4FF91FF1DFA582E3CFA53" ID-CoL="8ZXH6" authorityName="Cornelius" authorityYear="1992" box="[151,320,1447,1473]" class="Hydrozoa" kingdom="Animalia" order="Leptothecata" pageId="41" pageNumber="42" phylum="Cnidaria" rank="order">Leptothecata</taxonomicName>
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:
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<taxonomicName id="4C0C9CF9FFE4FF91FEC7FA592EADFA52" authorityName="Hincks" authorityYear="1869" box="[333,465,1446,1472]" class="Hydrozoa" family="Haleciidae" kingdom="Animalia" order="Leptothecata" pageId="41" pageNumber="42" phylum="Cnidaria" rank="family">Haleciidae</taxonomicName>
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C316B4F1FFE4FF91FF1DFA102A20F82B" pageId="41" pageNumber="42" type="discussion">
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<paragraph id="8BB3E77AFFE4FF91FF1DFA102C0EF9BF" blockId="41.[151,1437,1519,1977]" pageId="41" pageNumber="42">
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According to the 16S rRNA phylogenetic reconstruction,
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<taxonomicName id="4C0C9CF9FFE4FF91FCA6FA102B5EF99B" authority="Galea & Maggioni, 2024" authorityName="Galea & Maggioni" authorityYear="2024" box="[812,1058,1519,1545]" class="Hydrozoa" family="Haleciidae" genus="Halecium" kingdom="Animalia" order="Leptothecata" pageId="41" pageNumber="42" phylum="Cnidaria" rank="species" species="turbinariae" status="sp. nov.">
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<emphasis id="B9783B68FFE4FF91FCA6FA102B5EF99B" box="[812,1058,1519,1545]" italics="true" pageId="41" pageNumber="42">Halecium turbinariae</emphasis>
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</taxonomicName>
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<emphasis id="B9783B68FFE4FF91FBA1FA102BFBF99B" bold="true" box="[1067,1159,1519,1545]" pageId="41" pageNumber="42">
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<taxonomicNameLabel id="A24B8613FFE4FF91FBA1FA102BFBF99B" box="[1067,1159,1519,1545]" pageId="41" pageNumber="42" rank="species">sp. nov.</taxonomicNameLabel>
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</emphasis>
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is divergent to all other sequenced congeners, thus supporting its establishment (
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<figureCitation id="1337FBFFFFE4FF91FC98F9EC2C1AF9BF" box="[786,870,1555,1581]" captionStart="FIGURE 29" captionStartId="43.[151,250,1971,1995]" captionTargetBox="[299,1288,1135,1947]" captionTargetId="figure-43@43.[299,1288,1135,1947]" captionTargetPageId="43" captionText="FIGURE 29. Phylogenetic hypothesis of the genus Halecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively." figureDoi="http://doi.org/10.5281/zenodo.10842992" httpUri="https://zenodo.org/record/10842992/files/figure.png" pageId="41" pageNumber="42">Fig. 29</figureCitation>
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).
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</paragraph>
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<paragraph id="8BB3E77AFFE4FF91FF4DF9C82E60F8E3" blockId="41.[151,1437,1519,1977]" pageId="41" pageNumber="42">
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<taxonomicName id="4C0C9CF9FFE4FF91FF4DF9C82DC7F9C3" ID-CoL="3JB5K" authority="Pictet, 1893" authorityName="Pictet" authorityYear="1893" box="[199,699,1591,1617]" class="Hydrozoa" family="Haleciidae" genus="Halecium" kingdom="Animalia" order="Leptothecata" pageId="41" pageNumber="42" phylum="Cnidaria" rank="variety" species="halecinum" variety="minor">
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<emphasis id="B9783B68FFE4FF91FF4DF9C82ECCF9C3" box="[199,432,1591,1617]" italics="true" pageId="41" pageNumber="42">Halecium halecinum</emphasis>
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var.
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<emphasis id="B9783B68FFE4FF91FE62F9C82D57F9C2" box="[488,555,1591,1616]" italics="true" pageId="41" pageNumber="42">minor</emphasis>
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<bibRefCitation id="EF9D9A8BFFE4FF91FDB8F9C82DC7F9C3" author="Pictet, C." box="[562,699,1591,1617]" pageId="41" pageNumber="42" pagination="1 - 64" refId="ref31571" refString="Pictet, C. (1893) Etude sur les hydraires de la Baie d'Amboine. Revue Suisse de Zoologie, 1, 1 - 64. https: // doi. org / 10.5962 / bhl. part. 3743" type="journal article" year="1893">Pictet, 1893</bibRefCitation>
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</taxonomicName>
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, originally described based on sterile material, reminds Linnaeus’ (1758) species through the regularly pinnate structure of its colonies. The species was rediscovered in Bali, although the available specimens are equally devoid of gonothecae. However, upon comparison with a profuse, fully fertile, female colony of
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<taxonomicName id="4C0C9CF9FFE4FF91FED2F95C2DCDF92F" ID-CoL="3JB4M" authority="(Linnaeus, 1758)" authorityName="KT" baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[344,689,1698,1725]" class="Hydrozoa" family="Haleciidae" genus="Halecium" kingdom="Animalia" order="Leptothecata" pageId="41" pageNumber="42" phylum="Cnidaria" rank="species" species="halecinum">
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<emphasis id="B9783B68FFE4FF91FED2F95C2E92F92F" box="[344,494,1699,1725]" italics="true" pageId="41" pageNumber="42">H. halecinum</emphasis>
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(
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<bibRefCitation id="EF9D9A8BFFE4FF91FE71F95C2DD4F92F" author="Linnaeus, C." box="[507,680,1698,1725]" pageId="41" pageNumber="42" refId="ref30637" refString="Linnaeus, C. (1758) Systema naturae per regna triae naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. 10 th Edition. Laurentii Salvii, Holmiae, 824 pp. https: // doi. org / 10.5962 / bhl. title. 542" type="book" year="1758">Linnaeus, 1758</bibRefCitation>
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)
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</taxonomicName>
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from Britanny,
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<collectingCountry id="F31BA7EAFFE4FF91FCD5F95C2CD2F92F" box="[863,942,1699,1725]" name="France" pageId="41" pageNumber="42">France</collectingCountry>
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, it is realized that Pictet’s hydroid builds less robust colonies, with comparatively slenderer internodes, and the regular occurrence of a moderately-long, tubular, athecate internode at the origin of its cladia is distinctive. The two 16S rRNA sequences obtained from Balinese specimens are divergent from Atlantic
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<taxonomicName id="4C0C9CF9FFE4FF91FDDAF8F02D95F8BB" ID-CoL="3JB4M" authorityName="KT" baseAuthorityName="Linnaeus" baseAuthorityYear="1758" box="[592,745,1807,1833]" class="Hydrozoa" family="Haleciidae" genus="Halecium" kingdom="Animalia" order="Leptothecata" pageId="41" pageNumber="42" phylum="Cnidaria" rank="species" species="halecinum">
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<emphasis id="B9783B68FFE4FF91FDDAF8F02D95F8BB" box="[592,745,1807,1833]" italics="true" pageId="41" pageNumber="42">H. halecinum</emphasis>
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</taxonomicName>
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sequences (
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<figureCitation id="1337FBFFFFE4FF91FCF9F8F02CB4F8BB" box="[883,968,1807,1833]" captionStart="FIGURE 29" captionStartId="43.[151,250,1971,1995]" captionTargetBox="[299,1288,1135,1947]" captionTargetId="figure-43@43.[299,1288,1135,1947]" captionTargetPageId="43" captionText="FIGURE 29. Phylogenetic hypothesis of the genus Halecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively." figureDoi="http://doi.org/10.5281/zenodo.10842992" httpUri="https://zenodo.org/record/10842992/files/figure.png" pageId="41" pageNumber="42">Fig. 29</figureCitation>
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), also showing a genetic distance of 11.6 ± 1.4%. Based on both morphological and genetic evidence, the so-called variety is raised to species, as
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<taxonomicName id="4C0C9CF9FFE4FF91FABAF8CC2AE9F8DE" ID-CoL="3JB5K" authorityName="Pictet" authorityYear="1893" box="[1328,1429,1843,1868]" class="Hydrozoa" family="Haleciidae" genus="Halecium" kingdom="Animalia" order="Leptothecata" pageId="41" pageNumber="42" phylum="Cnidaria" rank="species" species="minor">
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<emphasis id="B9783B68FFE4FF91FABAF8CC2AE9F8DE" box="[1328,1429,1843,1868]" italics="true" pageId="41" pageNumber="42">H. minor</emphasis>
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</taxonomicName>
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,
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<emphasis id="B9783B68FFE4FF91FF1DF8A82E69F8E3" bold="true" box="[151,277,1879,1905]" pageId="41" pageNumber="42">nov. status</emphasis>
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.
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</paragraph>
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<paragraph id="8BB3E77AFFE4FF91FF4DF8842A20F82B" blockId="41.[151,1437,1519,1977]" pageId="41" pageNumber="42">
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Additionally, one newly-obtained and two unpublished 16S rRNA sequences of
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<taxonomicName id="4C0C9CF9FFE4FF91FBE4F8842FB3F82B" ID-CoL="3JB74" authority="Billard, 1919" authorityName="Billard" authorityYear="1919" class="Hydrozoa" family="Haleciidae" genus="Halecium" kingdom="Animalia" order="Leptothecata" pageId="41" pageNumber="42" phylum="Cnidaria" rank="species" species="sibogae">
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<emphasis id="B9783B68FFE4FF91FBE4F8842A41F807" box="[1134,1341,1915,1941]" italics="true" pageId="41" pageNumber="42">Halecium sibogae</emphasis>
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<bibRefCitation id="EF9D9A8BFFE4FF91FACDF8842FB3F82B" author="Billard, A." pageId="41" pageNumber="42" pagination="18 - 23" refId="ref26288" refString="Billard, A. (1919) Note sur quelques especes nouvelles de Sertularella de l'Expedition du " Siboga ". Archives de Zoologie Experimentale et Generale, 58, 18 - 23." type="journal article" year="1919">Billard, 1919</bibRefCitation>
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</taxonomicName>
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form a fully-supported monophyletic group with minimal intra-specific distance (0.1 ± 0.1%) (
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<figureCitation id="1337FBFFFFE4FF91FB71F8602A2CF82B" box="[1275,1360,1951,1977]" captionStart="FIGURE 29" captionStartId="43.[151,250,1971,1995]" captionTargetBox="[299,1288,1135,1947]" captionTargetId="figure-43@43.[299,1288,1135,1947]" captionTargetPageId="43" captionText="FIGURE 29. Phylogenetic hypothesis of the genus Halecium based on the 16S rRNA region. Numbers at nodes represent BPP and MLBS, respectively." figureDoi="http://doi.org/10.5281/zenodo.10842992" httpUri="https://zenodo.org/record/10842992/files/figure.png" pageId="41" pageNumber="42">Fig. 29</figureCitation>
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).
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</paragraph>
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</subSubSection>
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</treatment>
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