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<document id="29406E2E598C8A20989B465B16C158EC" ID-CLB-Dataset="46353" ID-DOI="10.11646/zootaxa.3768.3.3" ID-GBIF-Dataset="a21a2d8d-94b7-4b57-bcdd-495c6e5a54dc" ID-ISSN="1175-5326" ID-Zenodo-Dep="252337" ID-ZooBank="D223B938-DB44-4738-AA6D-9C5627B9C7A1" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460389104374" checkinUser="plazi" docAuthor="Nagata, Renato Mitsuo, Júnior, Miodeli Nogueira &amp; Haddad, Maria Angélica" docDate="2014" docId="0385B26595203A7354D9FF1DFE76FACE" docLanguage="en" docName="zt03768p326.pdf" docOrigin="Zootaxa 3768 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Turritopsis nutricula McCrady" docType="treatment" docVersion="11" lastPageNumber="297" masterDocId="FFBCCA1D95263A75544EFFC0FFF6FFE2" masterDocTitle="Faunistic survey of Hydromedusae (Cnidaria, Medusozoa) from the coast of Paraná State, Southern Brazil" masterLastPageNumber="326" masterPageNumber="291" pageNumber="297" updateTime="1698298012810" updateUser="ExternalLinkService">
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<mods:title id="9C4D0BAF3DBA1886EFB728689E0B3894">Faunistic survey of Hydromedusae (Cnidaria, Medusozoa) from the coast of Paraná State, Southern Brazil</mods:title>
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<mods:namePart id="E11D881A564DE6117250B60A1A4AB927">Nagata, Renato Mitsuo</mods:namePart>
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<mods:namePart id="41A7DF6588950E1762FFFFE777019CB1">Júnior, Miodeli Nogueira</mods:namePart>
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<mods:namePart id="AB5030CF49E44C12B30F7C7C468B78DD">Haddad, Maria Angélica</mods:namePart>
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<treatment id="0385B26595203A7354D9FF1DFE76FACE" ID-DOI="http://doi.org/10.5281/zenodo.5689013" ID-GBIF-Taxon="119416278" ID-Zenodo-Dep="5689013" LSID="urn:lsid:plazi:treatment:0385B26595203A7354D9FF1DFE76FACE" httpUri="http://treatment.plazi.org/id/0385B26595203A7354D9FF1DFE76FACE" lastPageNumber="297" pageId="6" pageNumber="297">
<subSubSection id="C33650F895203A7354D9FF1DFF1DFEFA" pageId="6" pageNumber="297" type="nomenclature">
<paragraph id="8B93037395203A7354D9FF1DFDE4FF15" blockId="6.[151,530,221,280]" box="[151,530,221,247]" pageId="6" pageNumber="297">
<heading id="D0DBB41F95203A7354D9FF1DFDE4FF15" bold="true" box="[151,530,221,247]" fontSize="11" level="1" pageId="6" pageNumber="297" reason="1">
<taxonomicName id="4C2C78F095203A7354D9FF1DFDE4FF15" ID-CoL="59R4R" authority="McCrady" authorityName="McCrady" box="[151,530,221,247]" class="Hydrozoa" family="Oceaniidae" genus="Turritopsis" kingdom="Animalia" order="Anthoathecata" pageId="6" pageNumber="297" phylum="Cnidaria" rank="species" species="nutricula">
<emphasis id="B958DF6195203A7354D9FF1DFDE4FF15" bold="true" box="[151,530,221,247]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A7354D9FF1DFE65FF15" bold="true" box="[151,403,221,247]" italics="true" pageId="6" pageNumber="297">Turritopsis nutricula</emphasis>
McCrady
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8B93037395203A7354D9FF3FFF1DFEFA" blockId="6.[151,530,221,280]" box="[151,235,255,280]" pageId="6" pageNumber="297">
(
<figureCitation id="13171FF695203A7354D1FF3FFF15FEFA" box="[159,227,255,280]" captionStart="FIGURE 6 9" captionStartId="7.[151,250,1523,1545]" captionTargetBox="[186,1411,176,1501]" captionTargetId="figure@7.[186,1412,165,1501]" captionTargetPageId="7" captionText="FIGURE 6 9. Turritopsis nutricula McCrady: lateral view (6); Proboscidactyla ornata (McCrady): oral view of medusae with buds on the basis of gastric pouch (7) and cluster of nematocysts on umbrellar margin (8); Corymorpha gracilis (Brooks): adult medusae, Dzoo-Cn 246 (9)." httpUri="https://zenodo.org/record/252340/files/figure.png" pageId="6" pageNumber="297">Fig. 6</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C33650F895203A7354D9FE87FC0DFE4A" pageId="6" pageNumber="297" type="reference_group">
<paragraph id="8B93037395203A7354D9FE87FC0DFE4A" blockId="6.[151,1436,327,1325]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A7354D9FE87FE6AFE82" bold="true" box="[151,412,327,352]" pageId="6" pageNumber="297">References consulted.</emphasis>
<bibRefCitation id="EFBD7E8295203A7355E8FE88FDC0FE82" author="Mayer" box="[422,566,328,352]" pageId="6" pageNumber="297" refString="Mayer, A. G. (1910) Medusae of the World. Hydromedusae. Vol. I., II. Carnegie Institution, Washington, D. C., 735 pp." type="book" year="1910">Mayer 1910</bibRefCitation>
: 144146, figs 7677.
<bibRefCitation id="EFBD7E8295203A73570AFE87FC05FE82" author="Vannucci" box="[836,1011,327,352]" pageId="6" pageNumber="297" refString="Vannucci, M. (1957) On Brazilian Hydromedusae and their distribution in relation to different water masses. Boletim do Instituto Oceanografico da Universidade de Sao Paulo, 8 (1 - 2), 23 - 109. http: // dx. doi. org / 10.1590 / s 0373 - 55241957000100002" type="journal article" year="1957">Vannucci 1957</bibRefCitation>
: 48.
<bibRefCitation id="EFBD7E8295203A735060FE87FB3EFE82" author="Russell" box="[1070,1224,327,352]" pageId="6" pageNumber="297" refString="Russell, F. S. (1953) The Medusae of the British Isles. Anthomedusae, Leptomedusae, Limnomedusae, Trachymedusae and Narcomedusae. Cambridge University Press, London, 530 pp." type="book" year="1953">Russell 1953</bibRefCitation>
: 115120, fig. 54.
<bibRefCitation id="EFBD7E8295203A7354D9FEADFEDEFE67" author="Kramp" box="[151,296,364,389]" pageId="6" pageNumber="297" refString="Kramp, P. L. (1961) Synopsis of the Medusae of the world. Journal of the Marine Biological Association of the United Kingdom, 40, 7 - 382. http: // dx. doi. org / 10.1017 / s 0025315400007347" type="journal article" year="1961">Kramp 1961</bibRefCitation>
: 66.
<bibRefCitation id="EFBD7E8295203A735510FEACFE24FE66" author="Goy" box="[350,466,364,388]" pageId="6" pageNumber="297" refString="Goy, J. (1979) Meduses. Campagne de la Calypso au large des cotes Atlantiques de l'Amerique du Sud (1961 - 1962). Resultats Scientifiques de la Campagne de la Calypso, 11, 263 - 296." type="journal article" year="1979">Goy 1979</bibRefCitation>
: 270271;
<bibRefCitation id="EFBD7E8295203A735601FEACFD02FE66" author="Bouillon" box="[591,756,364,389]" pageId="6" pageNumber="297" refString="Bouillon, J. (1999) Hydromedusae. In: Boltovskoy, D. (Ed.), South Atlantic Zooplankton. Backhuys Publishers, Leiden, pp. 385 - 465." type="book chapter" year="1999">Bouillon 1999</bibRefCitation>
: 410, fig. 3.10. Bouillon
<emphasis id="B958DF6195203A735041FEADFBBEFE67" box="[1039,1096,364,389]" italics="true" pageId="6" pageNumber="297">et al.</emphasis>
2004: 53, fig. 32.
<bibRefCitation id="EFBD7E8295203A735157FEACFF01FE4A" author="Miglietta" pageId="6" pageNumber="297" refString="Miglietta, M. P., Piraino, S., Kubota, S. &amp; Schuchert, P. (2007) Species in the genus Turritopsis (Cnidaria, Hydrozoa): a molecular evaluation. Journal of Zoological Systematics and Evolutionary Research, 45 (1), 11 - 19. http: // dx. doi. org / 10.1111 / j. 1439 - 0469.2006.00379. x" type="journal article" year="2007">
Miglietta
<emphasis id="B958DF6195203A7351C6FEADFF42FE4A" italics="true" pageId="6" pageNumber="297">et al.</emphasis>
2007
</bibRefCitation>
: tab. 2.
<bibRefCitation id="EFBD7E8295203A735503FE4FFDF2FE4A" author="Tronolone" box="[333,516,399,424]" pageId="6" pageNumber="297" refString="Tronolone, V. B. (2007) Estudo faunistico e da distribuicao das hidromedusas (Cnidaria, Hydrozoa) da regiao compreendida entre Cabo Frio (RJ) e Cabo de Santa Marta Grande (SC), Brasil. PhD Thesis, Universidade de Sao Paulo, Sao Paulo, 217 pp." type="book" year="2007">Tronolone 2007</bibRefCitation>
: 3940, figs 2.92.10.
<bibRefCitation id="EFBD7E8295203A73574AFE4FFC58FE4A" author="Nogueira" box="[772,942,399,424]" pageId="6" pageNumber="297" refString="Nogueira, M. (2012) Gelatinous zooplankton fauna (Cnidaria, Ctenophora and Thaliacea) from Baia da Babitonga (southern Brazil). Zootaxa, 3398, 1 - 21." type="journal article" year="2012">Nogueira 2012</bibRefCitation>
, fig. 4.
</paragraph>
</subSubSection>
<subSubSection id="C33650F895203A735489FE74FDC9FD62" pageId="6" pageNumber="297" type="materials_examined">
<paragraph id="8B93037395203A735489FE74FA96FE12" blockId="6.[151,1436,327,1325]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A735489FE74FEC0FE2F" bold="true" box="[199,310,436,461]" pageId="6" pageNumber="297">Material.</emphasis>
Municipality of Pontal do Paraná, Balneário de Praia de Leste (
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47º25):
<date id="FF9225B395203A7350BCFE74FA84FE2E" box="[1266,1394,436,460]" pageId="6" pageNumber="297" value="1997-10-27">27/10/1997</date>
<specimenCount id="9D2AC8FA95203A7351DEFE74FEF9FE12" pageId="6" pageNumber="297" type="generic">3 specimens</specimenCount>
; (
<geoCoordinate id="EE1865B495203A73556DFE17FE75FE12" box="[291,387,471,496]" direction="south" orientation="latitude" pageId="6" pageNumber="297" precision="925" value="-25.783333">25º47 S</geoCoordinate>
<geoCoordinate id="EE1865B495203A7355DDFE17FE0AFE12" box="[403,508,471,496]" direction="west" orientation="longitude" pageId="6" pageNumber="297" precision="925" value="-48.083332">48º05W</geoCoordinate>
):
<date id="FF9225B395203A735641FE18FD67FE12" box="[527,657,472,496]" pageId="6" pageNumber="297" value="1998-08-20">20/08/1998</date>
<specimenCount id="9D2AC8FA95203A7356E1FE18FCDAFE12" box="[687,812,471,496]" pageId="6" pageNumber="297" type="generic">1 specimen</specimenCount>
; (
<geoCoordinate id="EE1865B495203A73570EFE17FC56FE12" box="[832,928,471,496]" direction="south" orientation="latitude" pageId="6" pageNumber="297" precision="925" value="-25.816668">25º49 S</geoCoordinate>
<geoCoordinate id="EE1865B495203A7357FEFE17FBD6FE12" box="[944,1056,471,496]" direction="west" orientation="longitude" pageId="6" pageNumber="297" precision="925" value="-47.933334">47º56 W</geoCoordinate>
):
<date id="FF9225B395203A73507DFE18FB44FE12" box="[1075,1202,472,496]" pageId="6" pageNumber="297" value="1998-08-20">20/08/1998</date>
<specimenCount id="9D2AC8FA95203A735081FE18FAABFE12" box="[1231,1373,471,496]" pageId="6" pageNumber="297" type="generic">2 specimens</specimenCount>
.
</paragraph>
<paragraph id="8B93037395203A735489FE3CFEE5FDDA" blockId="6.[151,1436,327,1325]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A735489FE3CFDB3FDF7" bold="true" box="[199,581,508,533]" pageId="6" pageNumber="297">Reference specimens deposited.</emphasis>
Dzoo-Cn 248,
<specimenCount id="9D2AC8FA95203A7356B5FE3CFC7AFDF7" box="[763,908,508,533]" pageId="6" pageNumber="297" type="generic">2 specimens</specimenCount>
.
<collectionCode id="ED3D9BB695203A7357D7FE3CFC00FDF6" box="[921,1014,508,532]" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="6" pageNumber="297">MZUSP</collectionCode>
1496,
<specimenCount id="9D2AC8FA95203A735004FE3CFB26FDF7" box="[1098,1232,508,533]" pageId="6" pageNumber="297" type="generic">1 specimen</specimenCount>
.
<collectionCode id="ED3D9BB695203A735093FE3CFACCFDF6" box="[1245,1338,508,532]" httpUri="http://grbio.org/cool/6yx0-3nm7" name="Museu de Zoologia da Universidade de Sao Paulo" pageId="6" pageNumber="297">MZUSP</collectionCode>
1493,
<specimenCount id="9D2AC8FA95203A7351C0FE3CFEE6FDDA" pageId="6" pageNumber="297" type="generic">3 specimens</specimenCount>
.
</paragraph>
<paragraph id="8B93037395203A735489FD84FDC9FD62" blockId="6.[151,1436,327,1325]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A735489FD84FE42FDBF" bold="true" box="[199,436,580,605]" pageId="6" pageNumber="297">World distribution.</emphasis>
Western Atlantic: from New
<collectingCountry id="F33B43E395203A735754FD84FC81FDBF" box="[794,887,580,605]" name="United Kingdom" pageId="6" pageNumber="297">England</collectingCountry>
(
<collectingCountry id="F33B43E395203A7357C2FD84FC31FDBE" box="[908,967,580,604]" name="United States of America" pageId="6" pageNumber="297">USA</collectingCountry>
) to the coast of
<collectingCountry id="F33B43E395203A7350DBFD84FAF3FDBF" box="[1173,1285,580,605]" name="Argentina" pageId="6" pageNumber="297">Argentina</collectingCountry>
(
<bibRefCitation id="EFBD7E8295203A735157FD84FEC8FD62" author="Ramirez" pageId="6" pageNumber="297" refString="Ramirez, F. C. &amp; Zamponi, M. O. (1981) Hydromedusae. In: Boltovskoy, D. (Ed.), Atlas del Zooplancton del Atlantico Sudoccidental y Metodos de Trabajo con el Zooplancton Marino. INIDEP, Mar del Plata, pp. 443 - 469." type="book chapter" year="1981">Ramírez &amp; Zamponi 1981</bibRefCitation>
;
<bibRefCitation id="EFBD7E8295203A735504FDA7FDC5FD62" author="Miglietta" box="[330,563,615,640]" pageId="6" pageNumber="297" refString="Miglietta, M. P., Piraino, S., Kubota, S. &amp; Schuchert, P. (2007) Species in the genus Turritopsis (Cnidaria, Hydrozoa): a molecular evaluation. Journal of Zoological Systematics and Evolutionary Research, 45 (1), 11 - 19. http: // dx. doi. org / 10.1111 / j. 1439 - 0469.2006.00379. x" type="journal article" year="2007">
Miglietta
<emphasis id="B958DF6195203A7355F9FDA9FE06FD62" box="[439,496,615,640]" italics="true" pageId="6" pageNumber="297">et al.</emphasis>
2007
</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C33650F895203A735489FD4CFD0BFD2A" pageId="6" pageNumber="297" type="distribution">
<paragraph id="8B93037395203A735489FD4CFD0BFD2A" blockId="6.[151,1436,327,1325]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A735489FD4CFE26FD47" bold="true" box="[199,464,652,677]" pageId="6" pageNumber="297">
Distribution in
<collectingCountry id="F33B43E395203A7355CEFD4CFE3DFD47" box="[384,459,652,677]" name="Brazil" pageId="6" pageNumber="297">Brazil</collectingCountry>
.
</emphasis>
From the state of Pernambuco to Rio Grande do Sul (
<bibRefCitation id="EFBD7E8295203A73507BFD4CFB5CFD46" author="Goy" box="[1077,1194,652,676]" pageId="6" pageNumber="297" refString="Goy, J. (1979) Meduses. Campagne de la Calypso au large des cotes Atlantiques de l'Amerique du Sud (1961 - 1962). Resultats Scientifiques de la Campagne de la Calypso, 11, 263 - 296." type="journal article" year="1979">Goy 1979</bibRefCitation>
; Navas-Pereira 1981; Migotto 2002;
<bibRefCitation id="EFBD7E8295203A735571FD6FFE03FD2A" author="Tronolone" box="[319,501,687,712]" pageId="6" pageNumber="297" refString="Tronolone, V. B. (2007) Estudo faunistico e da distribuicao das hidromedusas (Cnidaria, Hydrozoa) da regiao compreendida entre Cabo Frio (RJ) e Cabo de Santa Marta Grande (SC), Brasil. PhD Thesis, Universidade de Sao Paulo, Sao Paulo, 217 pp." type="book" year="2007">Tronolone 2007</bibRefCitation>
;
<bibRefCitation id="EFBD7E8295203A73564EFD6FFD5FFD2A" author="Nogueira" box="[512,681,687,712]" pageId="6" pageNumber="297" refString="Nogueira, M. (2011) Composicao, migracao vertical e distribuicao espaco - temporal do zooplancton gelatinoso (Cnidaria, Ctenophora e Thaliacea) da Plataforma Sudeste do Brasil. PhD Thesis, Univerisidade Federal do Parana, Curitiba, 237 pp." type="book" year="2011">Nogueira 2011</bibRefCitation>
,
<bibRefCitation id="EFBD7E8295203A7356FBFD70FD04FD2A" author="Nogueira" box="[693,754,688,712]" pageId="6" pageNumber="297" refString="Nogueira, M. (2012) Gelatinous zooplankton fauna (Cnidaria, Ctenophora and Thaliacea) from Baia da Babitonga (southern Brazil). Zootaxa, 3398, 1 - 21." type="journal article" year="2012">2012</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="C33650F895203A735489FD14FE76FACE" pageId="6" pageNumber="297" type="description">
<paragraph id="8B93037395203A735489FD14FB94FC42" blockId="6.[151,1436,327,1325]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A735489FD14FEAFFD0F" bold="true" box="[199,345,724,749]" pageId="6" pageNumber="297">Description.</emphasis>
Umbrella bell-shaped, higher than wide, mesoglea thicker at apex. Mature individuals
<quantity id="4CD4AE9695203A735164FD14FA6AFD0E" box="[1322,1436,724,748]" metricMagnitude="-3" metricUnit="m" metricValue="2.4" metricValueMax="4.0" metricValueMin="0.8" pageId="6" pageNumber="297" unit="mm" value="2.4" valueMax="4.0" valueMin="0.8">0.84 mm</quantity>
in height. Manubrium large, cross-shaped in cross-section, yellowish to orange. Four compact vacuolated endodermal masses over the manubrium. Four-lipped mouth with continuous row of sessile cnidocyst clusters along the margin. The four radial canals continue through the masses of vacuolated endodermal cells. Interradial gonads. Medusae dioecious, mature females often with embryos or planulae. 80120 closely spaced marginal tentacles in a single row (
<figureCitation id="13171FF695203A7355FBFC47FE0FFC42" box="[437,505,903,928]" captionStart="FIGURE 6 9" captionStartId="7.[151,250,1523,1545]" captionTargetBox="[186,1411,176,1501]" captionTargetId="figure@7.[186,1412,165,1501]" captionTargetPageId="7" captionText="FIGURE 6 9. Turritopsis nutricula McCrady: lateral view (6); Proboscidactyla ornata (McCrady): oral view of medusae with buds on the basis of gastric pouch (7) and cluster of nematocysts on umbrellar margin (8); Corymorpha gracilis (Brooks): adult medusae, Dzoo-Cn 246 (9)." httpUri="https://zenodo.org/record/252340/files/figure.png" pageId="6" pageNumber="297">Fig. 6</figureCitation>
). Tentacles with a terminal swelling and adaxial ocelli.
</paragraph>
<paragraph id="8B93037395203A735489FC6CFCDBFB7F" blockId="6.[151,1436,327,1325]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A735489FC6CFE4AFC27" bold="true" box="[199,444,940,965]" pageId="6" pageNumber="297">Systematic remarks.</emphasis>
Several species of the genus were synonymized by
<bibRefCitation id="EFBD7E8295203A73505FFC6DFB47FC27" author="Kramp" box="[1041,1201,940,965]" pageId="6" pageNumber="297" refString="Kramp, P. L. (1961) Synopsis of the Medusae of the world. Journal of the Marine Biological Association of the United Kingdom, 40, 7 - 382. http: // dx. doi. org / 10.1017 / s 0025315400007347" type="journal article" year="1961">Kramp (1961)</bibRefCitation>
as the cosmopolitan
<emphasis id="B958DF6195203A7354D9FC11FE71FC0A" box="[151,391,975,1000]" italics="true" pageId="6" pageNumber="297">
<taxonomicName id="4C2C78F095203A7354D9FC11FE75FC0A" box="[151,387,975,1000]" class="Hydrozoa" family="Oceaniidae" genus="Turritopsis" kingdom="Animalia" order="Anthoathecata" pageId="6" pageNumber="297" phylum="Cnidaria" rank="species" species="nutricula">Turritopsis nutricula</taxonomicName>
.
</emphasis>
More recently,
<bibRefCitation id="EFBD7E8295203A735676FC0FFD0CFC0A" author="Schuchert" box="[568,762,975,1000]" pageId="6" pageNumber="297" refString="Schuchert, P. (2004) Revision of the European athecate hydroids and their medusae (Hydrozoa, Cnidaria): families Oceanidae and Pachycordylidae. Revue Suisse de Zoologie, 11, 315 - 369." type="journal article" year="2004">Schuchert (2004)</bibRefCitation>
revised the genus based on morphological and reproductive characteristics, and showed that some populations may be distinct species.
<bibRefCitation id="EFBD7E8295203A7357B5FC34FB0DFBEE" box="[1019,1275,1012,1037]" pageId="6" pageNumber="297" refString="Miglietta, M. P., Piraino, S., Kubota, S. &amp; Schuchert, P. (2007) Species in the genus Turritopsis (Cnidaria, Hydrozoa): a molecular evaluation. Journal of Zoological Systematics and Evolutionary Research, 45 (1), 11 - 19. http: // dx. doi. org / 10.1111 / j. 1439 - 0469.2006.00379. x" type="journal article">
Miglietta
<emphasis id="B958DF6195203A735025FC35FB50FBEF" box="[1131,1190,1012,1037]" italics="true" pageId="6" pageNumber="297">et al.</emphasis>
(2007)
</bibRefCitation>
evaluated the genetic diversity of
<taxonomicName id="4C2C78F095203A735530FBD9FD9BFBD2" authority="McCrady" authorityName="McCrady" box="[382,621,1047,1072]" class="Hydrozoa" family="Oceaniidae" genus="Turritopsis" kingdom="Animalia" order="Anthoathecata" pageId="6" pageNumber="297" phylum="Cnidaria" rank="genus">
<emphasis id="B958DF6195203A735530FBD9FE0FFBD2" box="[382,505,1049,1072]" italics="true" pageId="6" pageNumber="297">Turritopsis</emphasis>
McCrady
</taxonomicName>
populations around the world, and based on the findings of
<bibRefCitation id="EFBD7E8295203A735162FBD7FF12FBB6" author="Schuchert" pageId="6" pageNumber="297" refString="Schuchert, P. (2004) Revision of the European athecate hydroids and their medusae (Hydrozoa, Cnidaria): families Oceanidae and Pachycordylidae. Revue Suisse de Zoologie, 11, 315 - 369." type="journal article" year="2004">Schuchert (2004)</bibRefCitation>
, considered ten species potentially valid for the genus. Molecular studies suggested that
<taxonomicName id="4C2C78F095203A73509DFBFDFAA1FBB7" box="[1235,1367,1084,1109]" class="Hydrozoa" family="Oceaniidae" genus="Turritopsis" kingdom="Animalia" order="Anthoathecata" pageId="6" pageNumber="297" phylum="Cnidaria" rank="species" species="nutricula">
<emphasis id="B958DF6195203A73509DFBFDFAA1FBB7" box="[1235,1367,1084,1109]" italics="true" pageId="6" pageNumber="297">T. nutricula</emphasis>
</taxonomicName>
is the only species of the genus from the eastern coasts of the Americas (
<bibRefCitation id="EFBD7E8295203A7357C1FB9FFB88FB9A" author="Miglietta" box="[911,1150,1119,1144]" pageId="6" pageNumber="297" refString="Miglietta, M. P., Piraino, S., Kubota, S. &amp; Schuchert, P. (2007) Species in the genus Turritopsis (Cnidaria, Hydrozoa): a molecular evaluation. Journal of Zoological Systematics and Evolutionary Research, 45 (1), 11 - 19. http: // dx. doi. org / 10.1111 / j. 1439 - 0469.2006.00379. x" type="journal article" year="2007">
Miglietta
<emphasis id="B958DF6195203A73504EFBA1FBCCFB9A" box="[1024,1082,1119,1144]" italics="true" pageId="6" pageNumber="297">et al.</emphasis>
2007
</bibRefCitation>
); however no individuals from the southwestern Atlantic were included in this study.
</paragraph>
<paragraph id="8B93037395203A735489FB67FE76FACE" blockId="6.[151,1436,327,1325]" pageId="6" pageNumber="297">
<emphasis id="B958DF6195203A735489FB67FE76FB22" bold="true" box="[199,384,1191,1216]" pageId="6" pageNumber="297">Biological data.</emphasis>
<bibRefCitation id="EFBD7E8295203A7355C8FB67FD61FB22" box="[390,663,1191,1216]" pageId="6" pageNumber="297" refString="Bavestrello, G., Sommer, C. &amp; Sara, M. (1992) Bi - directional conversion in Turritopsis nutricula (Hydrozoa). Scientia Marina, 56, 137 - 140." type="journal article">
Bavestrello
<emphasis id="B958DF6195203A735643FB69FDB3FB22" box="[525,581,1191,1216]" italics="true" pageId="6" pageNumber="297">et al.</emphasis>
(1992)
</bibRefCitation>
described the ability of the young jellyfish to “reverse” its life cycle, by transforming to the polyp stage.
<bibRefCitation id="EFBD7E8295203A735663FB0CFCE5FB07" box="[557,787,1228,1253]" pageId="6" pageNumber="297" refString="Piraino, S., Boero, F., Aeschbach, B. &amp; Schmid, V. (1996) Reversing the life cycle: medusae transforming into polyps and cell transdifferentiation in Turritopsis nutricula (Cnidaria, Hydrozoa). Biological Bulletin, 190, 302 - 312. http: // dx. doi. org / 10.2307 / 1543022" type="journal article">
Piraino
<emphasis id="B958DF6195203A7356C9FB0DFD36FB07" box="[647,704,1228,1253]" italics="true" pageId="6" pageNumber="297">et al.</emphasis>
(1996)
</bibRefCitation>
described this reversion to polyps or resting stages in all stages of medusae development, even after sexual maturity. This capability makes this species potentially immortal (
<bibRefCitation id="EFBD7E8295203A7354D0FAD4FE82FACE" author="Piraino" box="[158,372,1300,1325]" pageId="6" pageNumber="297" refString="Piraino, S., De Vito, D., Schmich, J., Bouillon, J. &amp; Boero, F. (2004) Reverse development in Cnidaria. Canadian Journal of Zoology, 82, 1748 - 1754. http: // dx. doi. org / 10.1139 / z 04 - 174" type="journal article" year="2004">
Piraino
<emphasis id="B958DF6195203A7354B6FAD5FEC6FACF" box="[248,304,1300,1325]" italics="true" pageId="6" pageNumber="297">et al.</emphasis>
2004
</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>