221 lines
30 KiB
XML
221 lines
30 KiB
XML
<document id="CDF14AFAB94B90FC1EBA1B1067766877" ID-CLB-Dataset="27992" ID-DOI="10.11646/zootaxa.4570.1.1" ID-GBIF-Dataset="66601a1e-ba16-41b2-b182-0fd80e75ccba" ID-ISSN="1175-5326" ID-Zenodo-Dep="2608527" ID-ZooBank="EF369E98-EBD9-4647-B081-65AD1794A27C" IM.bibliography_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1553591750157" checkinUser="plazi" docAuthor="Soto, Joan J. & Peña, Álvaro L." docDate="2019" docId="03B887B7A47EFFE2E983FD3AFD049C12" docLanguage="en" docName="zootaxa.4570.1.1.pdf" docOrigin="Zootaxa 4570 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Zyzzyzus parvula" docType="treatment" docVersion="9" lastPageNumber="17" masterDocId="FF81FFCFA46EFFF2E914FFEFFFBB9B7E" masterDocTitle="Benthic hydroids (Cnidaria, Hydrozoa) from the Weddell Sea (Antarctica)" masterLastPageNumber="78" masterPageNumber="1" pageNumber="17" updateTime="1698713421926" updateUser="ExternalLinkService">
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<mods:title id="6BB741B389E5033A32F5E60C9018A599">Benthic hydroids (Cnidaria, Hydrozoa) from the Weddell Sea (Antarctica)</mods:title>
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<mods:namePart id="4559207F60CAD9523B08FB93A164B3D3">Soto, Joan J.</mods:namePart>
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<mods:namePart id="B393E1AFECEFA01345E5C31DC52810E4">Peña, Álvaro L.</mods:namePart>
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<mods:title id="E4A369F1DCBEFBA646177D1AFEA3BD77">Zootaxa</mods:title>
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<mods:date id="46D7A19B2AB00EB1DB482883F1A64B65">2019</mods:date>
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<treatment id="03B887B7A47EFFE2E983FD3AFD049C12" ID-DOI="http://doi.org/10.5281/zenodo.5934901" ID-GBIF-Taxon="154497128" ID-Zenodo-Dep="5934901" LSID="urn:lsid:plazi:treatment:03B887B7A47EFFE2E983FD3AFD049C12" httpUri="http://treatment.plazi.org/id/03B887B7A47EFFE2E983FD3AFD049C12" lastPageNumber="17" pageId="16" pageNumber="17">
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<subSubSection id="C30B652AA47EFFE2E983FD3AFD019991" box="[151,698,725,751]" pageId="16" pageNumber="17" type="nomenclature">
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<paragraph id="8BAE36A1A47EFFE2E983FD3AFD019991" blockId="16.[151,698,725,784]" box="[151,698,725,751]" pageId="16" pageNumber="17">
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<heading id="D0E681CDA47EFFE2E983FD3AFD019991" bold="true" box="[151,698,725,751]" fontSize="11" level="1" pageId="16" pageNumber="17" reason="1">
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<taxonomicName id="4C114D22A47EFFE2E983FD3AFD019991" ID-CoL="7GJRX" authority="(Hickson & Gravely, 1907)" baseAuthorityName="Hickson & Gravely" baseAuthorityYear="1907" box="[151,698,725,751]" class="Hydrozoa" family="Tubulariidae" genus="Zyzzyzus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="parvula">
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<emphasis id="B965EAB3A47EFFE2E983FD3AFD019991" bold="true" box="[151,698,725,751]" pageId="16" pageNumber="17">
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<emphasis id="B965EAB3A47EFFE2E983FD3AFEDE9991" bold="true" box="[151,357,725,751]" italics="true" pageId="16" pageNumber="17">Zyzzyzus parvula</emphasis>
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(
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<bibRefCitation id="EF804B50A47EFFE2E860FD3AFD0A9991" author="Hickson, S. J. & Gravely, F. H." box="[372,689,725,751]" pageId="16" pageNumber="17" pagination="1 - 34" refId="ref42832" refString="Hickson, S. J. & Gravely, F. H. (1907) Coelenterata. II. Hydroid zoophytes. National Antarctic Expedition (S. S. Discovery) 1901 - 1904, Natural History, 3, 1 - 34." type="journal article" year="1907">Hickson & Gravely, 1907</bibRefCitation>
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)
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</emphasis>
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</taxonomicName>
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</heading>
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</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C30B652AA47EFFE2E983FD18FEA8986E" box="[151,275,759,784]" pageId="16" pageNumber="17" type="description">
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||
<paragraph id="8BAE36A1A47EFFE2E983FD18FEA8986E" blockId="16.[151,698,725,784]" box="[151,275,759,784]" pageId="16" pageNumber="17">
|
||
(
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<figureCitation id="132A2A24A47EFFE2E98BFD18FF5A986E" box="[159,225,759,784]" captionStart="FIGURE 5" captionStartId="17.[151,250,1545,1567]" captionTargetBox="[160,1430,218,1482]" captionTargetId="figure@17.[150,1436,213,1490]" captionTargetPageId="17" captionText="FIGURE 5. a–h Zyzzyzus parvula: a–f polyps in different developmental stages; g detail of juvenile polyps in the basal portion of a mature specimen; h blastostyle with developing gonophores. i-l Corymorpha microrhiza: i mature polyp; j blastostyle with gonophores; k–l juvenile polyps." httpUri="https://zenodo.org/record/2608537/files/figure.png" pageId="16" pageNumber="17">Fig. 5</figureCitation>
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a–h)
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</paragraph>
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</subSubSection>
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||
<subSubSection id="C30B652AA47EFFE2E983FCD0FEEF98DE" pageId="16" pageNumber="17" type="materials_examined">
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||
<paragraph id="8BAE36A1A47EFFE2E983FCD0FEEF98DE" blockId="16.[151,1437,831,1901]" pageId="16" pageNumber="17">
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<emphasis id="B965EAB3A47EFFE2E983FCD0FE3B9826" bold="true" box="[151,384,831,856]" pageId="16" pageNumber="17">Material examined.</emphasis>
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<emphasis id="B965EAB3A47EFFE2E893FCAFFDB09826" box="[391,523,832,856]" italics="true" pageId="16" pageNumber="17">ANT XVII/3</emphasis>
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:
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<emphasis id="B965EAB3A47EFFE2EB0EFCD0FDEC9826" bold="true" box="[538,599,831,856]" pageId="16" pageNumber="17">111-9</emphasis>
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, numerous polyps, up to
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<quantity id="4CE99B44A47EFFE2EA60FCD0FC799829" box="[884,962,831,856]" metricMagnitude="-2" metricUnit="m" metricValue="4.5" pageId="16" pageNumber="17" unit="mm" value="45.0">45 mm</quantity>
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high, on
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<emphasis id="B965EAB3A47EFFE2ED3FFCAEFEB09802" italics="true" pageId="16" pageNumber="17">
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<taxonomicName id="4C114D22A47EFFE2ED3FFCAEFB149826" authorityName="von Lendenfeld" authorityYear="1885" box="[1067,1199,831,856]" class="Hydrozoa" family="Eudendriidae" genus="Eudendrium" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="generale">E. generale</taxonomicName>
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,
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<taxonomicName id="4C114D22A47EFFE2EDAEFCAEFAD49826" authorityName="Ritchie" authorityYear="1907" box="[1210,1391,831,856]" class="Hydrozoa" family="Haleciidae" genus="Halecium" higherTaxonomySource="GBIF" kingdom="Animalia" order="Leptothecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="interpolatum">H. interpolatum</taxonomicName>
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,
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<taxonomicName id="4C114D22A47EFFE2EC6FFCAFFEB09802" authorityName="Allman" authorityYear="1883" class="Hydrozoa" family="Halopterididae" genus="Schizotricha" higherTaxonomySource="GBIF" kingdom="Animalia" order="Leptothecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="unifurcata">Sc. unifurcata</taxonomicName>
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</emphasis>
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and
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<taxonomicName id="4C114D22A47EFFE2E853FC8AFE749803" authorityName="Hickson & Gravely" authorityYear="1907" box="[327,463,868,893]" class="Hydrozoa" family="Sertulariidae" genus="Thuiaria" higherTaxonomySource="GBIF" kingdom="Animalia" order="Leptothecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="longstaffi">
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<emphasis id="B965EAB3A47EFFE2E853FC8AFE749803" box="[327,463,868,893]" italics="true" pageId="16" pageNumber="17">T. longstaffi</emphasis>
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</taxonomicName>
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, with mature gonophores;
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<emphasis id="B965EAB3A47EFFE2EA1CFC8BFCE89803" bold="true" box="[776,851,868,893]" pageId="16" pageNumber="17">111-18</emphasis>
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, a single polyp, c.
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<quantity id="4CE99B44A47EFFE2ED23FC8BFBC09802" box="[1079,1147,868,892]" metricMagnitude="-3" metricUnit="m" metricValue="1.0" pageId="16" pageNumber="17" unit="mm" value="1.0">1 mm</quantity>
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high, on
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<taxonomicName id="4C114D22A47EFFE2EDF9FC8BFEF698DE" authority="(Fleming, 1820)" baseAuthorityName="Fleming" baseAuthorityYear="1820" class="Hydrozoa" family="Lafoeidae" genus="Lafoea" higherTaxonomySource="GBIF" kingdom="Animalia" order="Leptothecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="dumosa">
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<emphasis id="B965EAB3A47EFFE2EDF9FC8BFA279803" box="[1261,1436,868,893]" italics="true" pageId="16" pageNumber="17">Lafoea dumosa</emphasis>
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(
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<bibRefCitation id="EF804B50A47EFFE2E98AFC68FEFE98DE" author="Fleming, J." box="[158,325,903,928]" pageId="16" pageNumber="17" pagination="82 - 89" refId="ref41922" refString="Fleming, J. (1820) Observations on the natural history of the Sertularia gelatinosa of Pallas. Edinburgh Philosophical Journal, 2, 82 - 89." type="journal article" year="1820">Fleming, 1820</bibRefCitation>
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)
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</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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<subSubSection id="C30B652AA47EFFE2E9D3FC43FC8A9C7E" pageId="16" pageNumber="17" type="discussion">
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<paragraph id="8BAE36A1A47EFFE2E9D3FC43FD769F4E" blockId="16.[151,1437,831,1901]" pageId="16" pageNumber="17">
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<emphasis id="B965EAB3A47EFFE2E9D3FC43FE8098BB" bold="true" box="[199,315,940,965]" pageId="16" pageNumber="17">Remarks.</emphasis>
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As also mentioned by
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<bibRefCitation id="EF804B50A47EFFE2EB57FC43FC1A98BA" author="Svoboda, A. & Stepanjants, S. D." box="[579,929,940,965]" pageId="16" pageNumber="17" pagination="53 - 70" refId="ref47251" refString="Svoboda, A. & Stepanjants, S. D. (2001) Redescription of two Antarctic Corymorphidae species and the reestablishment of the genus Monocaulus (Cnidaria: Hydrozoa). Pubblicazione Stazione Zoologica Napoli, Marine Ecology, 22, 53 - 70. https: // doi. org / 10.1046 / j. 1439 - 0485.2001.00742. x" type="journal article" year="2001">Svoboda & Stepanjants (2001)</bibRefCitation>
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, many juveniles have been observed sharing substrate with adults, pointing to a gregarious habit, and putatively restricted dispersal capabilities. Juvenile specimens, especially the youngest ones, have slightly capitate aboral tentacles (
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<figureCitation id="132A2A24A47EFFE2ED27FC1BFB3D9F73" box="[1075,1158,1012,1037]" captionStart="FIGURE 5" captionStartId="17.[151,250,1545,1567]" captionTargetBox="[160,1430,218,1482]" captionTargetId="figure@17.[150,1436,213,1490]" captionTargetPageId="17" captionText="FIGURE 5. a–h Zyzzyzus parvula: a–f polyps in different developmental stages; g detail of juvenile polyps in the basal portion of a mature specimen; h blastostyle with developing gonophores. i-l Corymorpha microrhiza: i mature polyp; j blastostyle with gonophores; k–l juvenile polyps." httpUri="https://zenodo.org/record/2608537/files/figure.png" pageId="16" pageNumber="17">Fig. 5a</figureCitation>
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), which is in agreement with the genus diagnoses by
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<bibRefCitation id="EF804B50A47EFFE2E8CEFBF7FD729F4E" author="Campos, C. J. A. & Marques, A. C. & Migotto, A. E." box="[474,713,1047,1072]" pageId="16" pageNumber="17" pagination="1 - 22" refId="ref41336" refString="Campos, C. J. A., Marques, A. C. & Migotto, A. E. (2007) A taxonomic revision of the genus Zyzzyzus Stechow, 1921 (Cnidaria: Hydrozoa: Tubulariidae). Zootaxa, 1627, 1 - 22. https: // doi. org / 10.11646 / zootaxa. 1627.1.1" type="journal article" year="2007">
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Campos
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<emphasis id="B965EAB3A47EFFE2EB28FBF6FDCF9F4E" box="[572,628,1047,1072]" italics="true" pageId="16" pageNumber="17">et al.</emphasis>
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(2007)
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</bibRefCitation>
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.
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</paragraph>
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<paragraph id="8BAE36A1A47EFFE2E9D3FBD3FDD79E76" blockId="16.[151,1437,831,1901]" pageId="16" pageNumber="17">
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Originally described from the Ross Sea as
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<taxonomicName id="4C114D22A47EFFE2EBA7FBD2FB269F2A" authority="Hickson & Gravely, 1907" authorityName="Hickson & Gravely" authorityYear="1907" box="[691,1181,1084,1109]" class="Hydrozoa" family="Corymorphidae" genus="Lampra" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="parvula">
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<emphasis id="B965EAB3A47EFFE2EBA7FBD2FCD79F2B" box="[691,876,1084,1109]" italics="true" pageId="16" pageNumber="17">Lampra parvula</emphasis>
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<bibRefCitation id="EF804B50A47EFFE2EA61FBD3FB269F2A" author="Hickson, S. J. & Gravely, F. H." box="[885,1181,1084,1109]" pageId="16" pageNumber="17" pagination="1 - 34" refId="ref42832" refString="Hickson, S. J. & Gravely, F. H. (1907) Coelenterata. II. Hydroid zoophytes. National Antarctic Expedition (S. S. Discovery) 1901 - 1904, Natural History, 3, 1 - 34." type="journal article" year="1907">Hickson & Gravely, 1907</bibRefCitation>
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</taxonomicName>
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, the species has had a complicated taxonomical history, being re-allocated in several genera, even belonging to different families. It was considered as
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<taxonomicName id="4C114D22A47EFFE2E829FB6BFE779FE3" authorityName="M. Sars" authorityYear="1835" box="[317,460,1156,1181]" class="Hydrozoa" family="Corymorphidae" genus="Corymorpha" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="genus">
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||
<emphasis id="B965EAB3A47EFFE2E829FB6BFE779FE3" box="[317,460,1156,1181]" italics="true" pageId="16" pageNumber="17">Corymorpha</emphasis>
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</taxonomicName>
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by
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<bibRefCitation id="EF804B50A47EFFE2E8E9FB6BFD6E9FE2" author="Stepanjants, S. D." box="[509,725,1156,1181]" pageId="16" pageNumber="17" pagination="56 - 79" refId="ref47043" refString="Stepanjants, S. D. (1972) Hydroidea of the coastal waters of the Davis Sea (collected by the XIth Soviet Antarctic Expedition of 1965 - 1966). In: Biological results of the Soviet Antarctic Expedition, 5. Issledovaniya Fauny Morei, 11, 56 - 79. [in Russian]" type="journal article" year="1972">Stepanjants (1972)</bibRefCitation>
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, and later re-allocated in
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<taxonomicName id="4C114D22A47EFFE2ED10FB6AFBE69FE2" box="[1028,1117,1157,1180]" class="Hydrozoa" family="Corymorphidae" genus="Lampra" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="genus">
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<emphasis id="B965EAB3A47EFFE2ED10FB6AFBE69FE2" box="[1028,1117,1157,1180]" italics="true" pageId="16" pageNumber="17">Lampra</emphasis>
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</taxonomicName>
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by
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<bibRefCitation id="EF804B50A47EFFE2ED9AFB6BFF5F9FBE" author="Stepanjants, S. D. & Svoboda, A." pageId="16" pageNumber="17" pagination="47 - 54" refId="ref47206" refString="Stepanjants, S. D. & Svoboda, A. (1999) Genera and species of Antarctic Corymorphinae with the discussion concerning structure of this subfamily. Proceedings of the Zoological Institute Russian Academy of Sciences, 281, 47 - 54." type="journal article" year="1999">Stepanjants & Svoboda (1999)</bibRefCitation>
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||
.
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<bibRefCitation id="EF804B50A47EFFE2E9E7FB48FDEE9FBE" author="Svoboda, A. & Stepanjants, S. D." box="[243,597,1191,1216]" pageId="16" pageNumber="17" pagination="53 - 70" refId="ref47251" refString="Svoboda, A. & Stepanjants, S. D. (2001) Redescription of two Antarctic Corymorphidae species and the reestablishment of the genus Monocaulus (Cnidaria: Hydrozoa). Pubblicazione Stazione Zoologica Napoli, Marine Ecology, 22, 53 - 70. https: // doi. org / 10.1046 / j. 1439 - 0485.2001.00742. x" type="journal article" year="2001">Svoboda & Stepanjants (2001)</bibRefCitation>
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included it in the reestablished genus
|
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<taxonomicName id="4C114D22A47EFFE2ED0DFB48FB1F9FBE" box="[1049,1188,1191,1216]" class="Hydrozoa" family="Corymorphidae" genus="Monocaulus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="genus">
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<emphasis id="B965EAB3A47EFFE2ED0DFB48FB1F9FBE" box="[1049,1188,1191,1216]" italics="true" pageId="16" pageNumber="17">Monocaulus</emphasis>
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</taxonomicName>
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. Nowadays, after the revision of the genus
|
||
<taxonomicName id="4C114D22A47EFFE2E89EFB22FE579F9A" authorityName="Stechow" authorityYear="1921" box="[394,492,1229,1252]" class="Hydrozoa" family="Tubulariidae" genus="Zyzzyzus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="genus">
|
||
<emphasis id="B965EAB3A47EFFE2E89EFB22FE579F9A" box="[394,492,1229,1252]" italics="true" pageId="16" pageNumber="17">Zyzzyzus</emphasis>
|
||
</taxonomicName>
|
||
by
|
||
<bibRefCitation id="EF804B50A47EFFE2EB03FB23FCB39F9A" author="Campos, C. J. A. & Marques, A. C. & Migotto, A. E." box="[535,776,1228,1253]" pageId="16" pageNumber="17" pagination="1 - 22" refId="ref41336" refString="Campos, C. J. A., Marques, A. C. & Migotto, A. E. (2007) A taxonomic revision of the genus Zyzzyzus Stechow, 1921 (Cnidaria: Hydrozoa: Tubulariidae). Zootaxa, 1627, 1 - 22. https: // doi. org / 10.11646 / zootaxa. 1627.1.1" type="journal article" year="2007">
|
||
Campos
|
||
<emphasis id="B965EAB3A47EFFE2EB6EFB22FD089F9B" box="[634,691,1228,1253]" italics="true" pageId="16" pageNumber="17">et al.</emphasis>
|
||
(2007)
|
||
</bibRefCitation>
|
||
, included within
|
||
<taxonomicName id="4C114D22A47EFFE2EADFFB23FBE79F9B" authorityName="Goldfuss" authorityYear="1818" box="[971,1116,1228,1253]" class="Hydrozoa" family="Tubulariidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="family">Tubulariidae</taxonomicName>
|
||
, the species is considered as a member of this genus (
|
||
<bibRefCitation id="EF804B50A47EFFE2E8BFFB00FDDB9E76" author="Schuchert, P." box="[427,608,1263,1288]" pageId="16" pageNumber="17" refId="ref46696" refString="Schuchert, P. (2018) World Hydrozoa Database. Accessed from: https: // www. marinespecies. org / hydrozoa (accessed August 2018)" type="url" year="2018">Schuchert 2018</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph id="8BAE36A1A47EFFE2E9D3FAFBFBCC9DEB" blockId="16.[151,1437,831,1901]" pageId="16" pageNumber="17">
|
||
<bibRefCitation id="EF804B50A47EFFE2E9D3FAFBFDA59E52" author="Svoboda, A. & Stepanjants, S. D." box="[199,542,1300,1325]" pageId="16" pageNumber="17" pagination="53 - 70" refId="ref47251" refString="Svoboda, A. & Stepanjants, S. D. (2001) Redescription of two Antarctic Corymorphidae species and the reestablishment of the genus Monocaulus (Cnidaria: Hydrozoa). Pubblicazione Stazione Zoologica Napoli, Marine Ecology, 22, 53 - 70. https: // doi. org / 10.1046 / j. 1439 - 0485.2001.00742. x" type="journal article" year="2001">Svoboda & Stepanjants (2001)</bibRefCitation>
|
||
re-described the
|
||
<typeStatus id="54AA8803A47EFFE2EBCBFAFAFCFA9E53" box="[735,833,1301,1325]" pageId="16" pageNumber="17" type="syntype">syntypes</typeStatus>
|
||
of
|
||
<taxonomicName id="4C114D22A47EFFE2EA71FAFAFC619E53" authorityName="Hickson & Gravely" authorityYear="1907" box="[869,986,1300,1325]" class="Hydrozoa" family="Corymorphidae" genus="Lampra" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="parvula">
|
||
<emphasis id="B965EAB3A47EFFE2EA71FAFAFC619E53" box="[869,986,1300,1325]" italics="true" pageId="16" pageNumber="17">Z. parvula</emphasis>
|
||
</taxonomicName>
|
||
and provided a detailed account on new material from the Weddell Sea. However, the authors pointed out, based on
|
||
<emphasis id="B965EAB3A47EFFE2EAE1FAD6FB879E2E" box="[1013,1084,1337,1360]" italics="true" pageId="16" pageNumber="17">in situ</emphasis>
|
||
photographs from the Weddell Sea (
|
||
<bibRefCitation id="EF804B50A47EFFE2E9DBFAB3FDFA9E0B" author="Svoboda, A. & Stepanjants, S. D." box="[207,577,1372,1397]" pageId="16" pageNumber="17" pagination="53 - 70" refId="ref47251" refString="Svoboda, A. & Stepanjants, S. D. (2001) Redescription of two Antarctic Corymorphidae species and the reestablishment of the genus Monocaulus (Cnidaria: Hydrozoa). Pubblicazione Stazione Zoologica Napoli, Marine Ecology, 22, 53 - 70. https: // doi. org / 10.1046 / j. 1439 - 0485.2001.00742. x" type="journal article" year="2001">Svoboda & Stepanjants 2001:57</bibRefCitation>
|
||
), that living specimens are white, but reddish-orange after preservation. We disagree with that assumption.
|
||
<emphasis id="B965EAB3A47EFFE2E8E5FA6EFD839EE6" box="[497,568,1409,1432]" italics="true" pageId="16" pageNumber="17">In situ</emphasis>
|
||
photographs by
|
||
<bibRefCitation id="EF804B50A47EFFE2EBE6FA6FFC699EE6" author="Brueggeman, P." box="[754,978,1408,1432]" pageId="16" pageNumber="17" pagination="1 - 29" refId="ref41230" refString="Brueggeman, P. (1998) Cnidaria, Hydrozoa: medusae, siphonophores, hydroids. In: Underwater field guide to Ross Island and McMurdo Sound, Antarctica. Office of Polar Programs, National Science Fundation, United States, pp. 1 - 29." type="book chapter" year="1998">Brueggeman (1998)</bibRefCitation>
|
||
referable to
|
||
<taxonomicName id="4C114D22A47EFFE2ED74FA6EFB6E9EE6" authorityName="Hickson & Gravely" authorityYear="1907" box="[1120,1237,1407,1432]" class="Hydrozoa" family="Corymorphidae" genus="Lampra" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="parvula">
|
||
<emphasis id="B965EAB3A47EFFE2ED74FA6EFB6E9EE6" box="[1120,1237,1407,1432]" italics="true" pageId="16" pageNumber="17">Z. parvula</emphasis>
|
||
</taxonomicName>
|
||
show deep-red to brown polyps, with a pale-orange basal section, coloration similar to that found in preserved specimens. Therefore, those white specimens mentioned by
|
||
<bibRefCitation id="EF804B50A47EFFE2EB56FA28FC259E9E" author="Svoboda, A. & Stepanjants, S. D." box="[578,926,1479,1504]" pageId="16" pageNumber="17" pagination="53 - 70" refId="ref47251" refString="Svoboda, A. & Stepanjants, S. D. (2001) Redescription of two Antarctic Corymorphidae species and the reestablishment of the genus Monocaulus (Cnidaria: Hydrozoa). Pubblicazione Stazione Zoologica Napoli, Marine Ecology, 22, 53 - 70. https: // doi. org / 10.1046 / j. 1439 - 0485.2001.00742. x" type="journal article" year="2001">Svoboda & Stepanjants (2001)</bibRefCitation>
|
||
could actually correspond to an undescribed species. Material examined here entirely agrees with the description given by
|
||
<bibRefCitation id="EF804B50A47EFFE2ED02FA03FACC9D7A" author="Svoboda, A. & Stepanjants, S. D." box="[1046,1399,1516,1541]" pageId="16" pageNumber="17" pagination="53 - 70" refId="ref47251" refString="Svoboda, A. & Stepanjants, S. D. (2001) Redescription of two Antarctic Corymorphidae species and the reestablishment of the genus Monocaulus (Cnidaria: Hydrozoa). Pubblicazione Stazione Zoologica Napoli, Marine Ecology, 22, 53 - 70. https: // doi. org / 10.1046 / j. 1439 - 0485.2001.00742. x" type="journal article" year="2001">Svoboda & Stepanjants (2001)</bibRefCitation>
|
||
, as well as with the original description by
|
||
<bibRefCitation id="EF804B50A47EFFE2EB46F9E0FC3A9D56" author="Hickson, S. J. & Gravely, F. H." box="[594,897,1551,1576]" pageId="16" pageNumber="17" pagination="1 - 34" refId="ref42832" refString="Hickson, S. J. & Gravely, F. H. (1907) Coelenterata. II. Hydroid zoophytes. National Antarctic Expedition (S. S. Discovery) 1901 - 1904, Natural History, 3, 1 - 34." type="journal article" year="1907">Hickson & Gravely (1907)</bibRefCitation>
|
||
. Unfortunately previous authors did not provide any information about the type and size of the nematocysts. Given that the present study constitutes the first account on the cnidome, it would be necessary to compare present data with the type series and the material studied by
|
||
<bibRefCitation id="EF804B50A47EFFE2E9AEF993FDA99DEA" author="Svoboda, A. & Stepanjants, S. D." box="[186,530,1660,1685]" pageId="16" pageNumber="17" pagination="53 - 70" refId="ref47251" refString="Svoboda, A. & Stepanjants, S. D. (2001) Redescription of two Antarctic Corymorphidae species and the reestablishment of the genus Monocaulus (Cnidaria: Hydrozoa). Pubblicazione Stazione Zoologica Napoli, Marine Ecology, 22, 53 - 70. https: // doi. org / 10.1046 / j. 1439 - 0485.2001.00742. x" type="journal article" year="2001">Svoboda & Stepanjants (2001)</bibRefCitation>
|
||
to put in order the existent information on the species.
|
||
</paragraph>
|
||
<paragraph id="8BAE36A1A47EFFE2E9D3F970FC8A9C7E" blockId="16.[151,1437,831,1901]" pageId="16" pageNumber="17">Cnidome comprising small stenoteles [range 10.0–11.5 x 8.0–9.5 µm, mean 10.9±0.4 x 8.8±0.4 µm (n=19)], large stenoteles [range 15.0–16.0 x 10.0–10.5 µm, mean 15.4±0.4 x 10.1±0.2 µm (n=14)] and desmonemes [range 6.0–6.5 x 5.0–6.0 µm, mean 6.2±0.2 x 5.9±0.3 µm (n=15)].</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C30B652AA47EFFE2E9D3F8E3FD049C12" pageId="16" pageNumber="17" type="biology_ecology">
|
||
<paragraph id="8BAE36A1A47EFFE2E9D3F8E3FD049C12" blockId="16.[151,1437,831,1901]" pageId="16" pageNumber="17">
|
||
<emphasis id="B965EAB3A47EFFE2E9D3F8E3FE4F9C5B" bold="true" box="[199,500,1804,1829]" pageId="16" pageNumber="17">Ecology and distribution.</emphasis>
|
||
Previously reported at depths from 3 (
|
||
<bibRefCitation id="EF804B50A47EFFE2EA8AF8E3FACD9C5B" author="Stepanjants, S. D." box="[926,1398,1804,1829]" pageId="16" pageNumber="17" pagination="1 - 200" refId="ref47101" refString="Stepanjants, S. D. (1979) Hydroids of the antarctic and subantarctic waters. In: Biological results of the Soviet Antarctic Expedition, 6. Issledovaniya Fauny Morei, 20, 1 - 200. [in Russian]" type="journal article" year="1979">
|
||
Stepanjants 1979, as
|
||
<taxonomicName id="4C114D22A47EFFE2ED9EF8E3FACD9C5B" baseAuthorityName="Hickson & Gravely" baseAuthorityYear="1907" box="[1162,1398,1804,1829]" class="Hydrozoa" family="Corymorphidae" genus="Corymorpha" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="parvula">
|
||
<emphasis id="B965EAB3A47EFFE2ED9EF8E3FACD9C5B" box="[1162,1398,1804,1829]" italics="true" pageId="16" pageNumber="17">Corymorpha parvula</emphasis>
|
||
</taxonomicName>
|
||
</bibRefCitation>
|
||
) to
|
||
<quantity id="4CE99B44A47EFFE2E983F8DFFF5B9C36" box="[151,224,1840,1864]" metricMagnitude="2" metricUnit="m" metricValue="4.4" pageId="16" pageNumber="17" unit="m" value="440.0">440 m</quantity>
|
||
(
|
||
<bibRefCitation id="EF804B50A47EFFE2E9E4F8C0FCEC9C36" author="Svoboda, A. & Stepanjants, S. D." box="[240,855,1839,1864]" pageId="16" pageNumber="17" pagination="53 - 70" refId="ref47251" refString="Svoboda, A. & Stepanjants, S. D. (2001) Redescription of two Antarctic Corymorphidae species and the reestablishment of the genus Monocaulus (Cnidaria: Hydrozoa). Pubblicazione Stazione Zoologica Napoli, Marine Ecology, 22, 53 - 70. https: // doi. org / 10.1046 / j. 1439 - 0485.2001.00742. x" type="journal article" year="2001">
|
||
Svoboda & Stepanjants 2001, as
|
||
<taxonomicName id="4C114D22A47EFFE2EB79F8C0FCEC9C36" baseAuthorityName="Hickson & Gravely" baseAuthorityYear="1907" box="[621,855,1839,1864]" class="Hydrozoa" family="Corymorphidae" genus="Monocaulus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Anthoathecata" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="parvula">
|
||
<emphasis id="B965EAB3A47EFFE2EB79F8C0FCEC9C36" box="[621,855,1839,1864]" italics="true" pageId="16" pageNumber="17">Monocaulus parvula</emphasis>
|
||
</taxonomicName>
|
||
</bibRefCitation>
|
||
); present material from
|
||
<quantity id="4CE99B44A47EFFE2ED7BF8C0FB449C36" box="[1135,1279,1839,1864]" metricMagnitude="1" metricUnit="m" metricValue="8.35" metricValueMax="10.5" metricValueMin="6.2" pageId="16" pageNumber="17" unit="m" value="83.5" valueMax="105.0" valueMin="62.0">
|
||
62 to
|
||
<specimenCount id="9D17FD28A47EFFE2EDA7F8C0FB449C36" box="[1203,1279,1839,1864]" pageId="16" pageNumber="17" type="generic">105 m</specimenCount>
|
||
</quantity>
|
||
. Species with circum-Antarctic distribution (
|
||
<bibRefCitation id="EF804B50A47EFFE2E8F9F8BBFD099C12" author="Stepanjants, S. D." box="[493,690,1876,1901]" pageId="16" pageNumber="17" pagination="1 - 200" refId="ref47101" refString="Stepanjants, S. D. (1979) Hydroids of the antarctic and subantarctic waters. In: Biological results of the Soviet Antarctic Expedition, 6. Issledovaniya Fauny Morei, 20, 1 - 200. [in Russian]" type="journal article" year="1979">Stepanjants 1979</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |