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<document id="3A07741ECE2B4ADABC9BB8067E51F1C9" ID-DOI="http://dx.doi.org/10.11646/zootaxa.3852.1.1" ID-GBIF-Dataset="2fb83006-f93c-4492-aed0-f5f0707f553e" ID-ISSN="1175-5326" ID-Zenodo-Dep="286956" ID-ZooBank="7DE3BCBA-E5F0-4F0D-B2FD-B5B59E4DAE51" checkinTime="1460883007773" checkinUser="plazi" docAuthor="Galea, Horia R., Schories, Dirk, Försterra, Günter &amp; Häussermann, Verena" docDate="2014" docId="03D92A2C4761FFD1FF5185155835A332" docLanguage="en" docName="zt03852p050.pdf" docOrigin="Zootaxa 3852 (1)" docStyle="DocumentStylede.uka.ipd.idaho.easyIO.settings.Settings@4b05a9b1" docStyleName="zootaxa.2013.journal_article" docTitle="Silicularia rosea Meyen 1834" docType="treatment" docVersion="14" lastPageNumber="10" masterDocId="FFE052544768FFD8FFC68437590FA657" masterDocTitle="New species and new records of hydroids (Cnidaria: Hydrozoa) from Chile" masterLastPageNumber="50" masterPageNumber="1" pageNumber="10" updateTime="1698345302202" updateUser="ExternalLinkService">
<mods:mods id="C3BD08119762EB87356C13D4B9768377" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="D16995CE7361B80AB60CB08C08122F9B">
<mods:title id="616B9486A5B4E33B82C99C01850E1360">New species and new records of hydroids (Cnidaria: Hydrozoa) from Chile</mods:title>
</mods:titleInfo>
<mods:name id="92E026E7F8EA05A5F423391B77897373" type="personal">
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</mods:role>
<mods:namePart id="6EA35D1D3A80E91D0D598BF1961A2617">Galea, Horia R.</mods:namePart>
</mods:name>
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<mods:namePart id="EFD4244EDB6BDDF5FDA4AF4CBCE327B8">Schories, Dirk</mods:namePart>
</mods:name>
<mods:name id="E78664FF309F7184F637BB5C7E782237" type="personal">
<mods:role id="79CB01F6D4D31695B8AE3C254F8739F2">
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</mods:role>
<mods:namePart id="A13389ED78698899639B5F482E2E797C">Försterra, Günter</mods:namePart>
</mods:name>
<mods:name id="18AD2EE19DBDFDCC3F8392ACCD04DCC8" type="personal">
<mods:role id="29AFBFA0083C8E234A2CFF32E95523F7">
<mods:roleTerm id="54444FBE8ED5BF2DD09A63A4B8FD69B0">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="0D008C8F8CC98CCA7806315A99810C01">Häussermann, Verena</mods:namePart>
</mods:name>
<mods:typeOfResource id="1C7C298839745FEBE8E8758AC13C4EE4">text</mods:typeOfResource>
<mods:relatedItem id="2C12FF4F1CF925BF77FD572F604E8E7F" type="host">
<mods:titleInfo id="C33B2B57A5E5721FC277BEA480AAA102">
<mods:title id="547DC138E1F206AED0A2ACBBDAA70616">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="F1432421ACE55F67C7E6AF31434B8A52">
<mods:date id="89C9C08E8A47AF5F8C1BCFFB63D0664D">2014</mods:date>
<mods:detail id="164D47DB702B3432C44A0C681C511621" type="volume">
<mods:number id="F11639999014FCA3293A4F6BB1CAA6E4">3852</mods:number>
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<mods:number id="452F0F396F48B00984D782C1CD3EB6C7">1</mods:number>
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<mods:classification id="0FABDAA9638F4C72EB5C347DB915265A">journal article</mods:classification>
<mods:identifier id="8D33DF0306C673817936F4BA1C10A23C" type="DOI">http://dx.doi.org/10.11646/zootaxa.3852.1.1</mods:identifier>
<mods:identifier id="BAA858564431F75781021F13BA0D8F65" type="GBIF-Dataset">2fb83006-f93c-4492-aed0-f5f0707f553e</mods:identifier>
<mods:identifier id="7C6E07EC4F04347CDAF849A0FFC52585" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="0A4672E425DD22ED9DC12A70743DE37C" type="Zenodo-Dep">286956</mods:identifier>
<mods:identifier id="AF791817BAF51DFD58B0306F42751EBF" type="ZooBank">7DE3BCBA-E5F0-4F0D-B2FD-B5B59E4DAE51</mods:identifier>
</mods:mods>
<treatment id="03D92A2C4761FFD1FF5185155835A332" ID-DOI="http://doi.org/10.5281/zenodo.6143163" ID-GBIF-Taxon="127669507" ID-Zenodo-Dep="6143163" LSID="urn:lsid:plazi:treatment:03D92A2C4761FFD1FF5185155835A332" httpUri="http://treatment.plazi.org/id/03D92A2C4761FFD1FF5185155835A332" lastPageNumber="10" pageId="9" pageNumber="10">
<subSubSection id="C36AC8B14761FFD1FF5185155888A708" pageId="9" pageNumber="10" type="nomenclature">
<paragraph id="8BCF9B3A4761FFD1FF51851558FCA76C" blockId="9.[151,499,290,351]" box="[151,499,290,315]" pageId="9" pageNumber="10">
<heading id="D0872C564761FFD1FF51851558FCA76C" bold="true" box="[151,499,290,315]" fontSize="10" level="2" pageId="9" pageNumber="10" reason="2">
<taxonomicName id="4C70E0B94761FFD1FF51851558FCA76C" ID-CoL="6Z2HM" authority="Meyen, 1834" authorityName="Meyen" authorityYear="1834" box="[151,499,290,315]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="rosea">
<emphasis id="B90447284761FFD1FF51851558FCA76C" bold="true" box="[151,499,290,315]" pageId="9" pageNumber="10">
<emphasis id="B90447284761FFD1FF518515585AA76D" bold="true" box="[151,341,290,315]" italics="true" pageId="9" pageNumber="10">Silicularia rosea</emphasis>
Meyen,
<number id="3DB8891D4761FFD1FE7D851558FCA76C" box="[443,499,290,315]" pageId="9" pageNumber="10" value="1834.0">1834</number>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8BCF9B3A4761FFD1FF5185715888A708" blockId="9.[151,499,290,351]" box="[151,391,326,351]" pageId="9" pageNumber="10">
(
<figureCitation id="134B87BF4761FFD1FF59857159D2A708" box="[159,221,326,351]" captionStart="FIGURE 1. A, B" captionStartId="6.[151,250,1723,1745]" captionTargetBox="[151,1430,198,1707]" captionTargetId="figure@6.[151,1436,195,1707]" captionTargetPageId="6" captionText="FIGURE 1. A, B: Hebella cf. scandens (Bale, 1888) — hydrotheca (A); gonotheca (B). C ‒ D: Hebella striata Allman, 1888 — hydrotheca (C); gonotheca (D). E, G, H: Phialella? falklandica Browne, 1902 — portion of erect stem (E) compared with that of P. quadrata (Forbes, 1848) (F); gonotheca seen laterally (G) and apically (H), compared with those of P. quadrata (I, stolonal; J, borne of stem). K, L: Silicularia? bilabiata (Coughtrey, 1876) — two hydrothecae (K); female gonotheca (L). M ‒ O: Silicularia rosea Meyen, 1834 — two hydrothecae (M) compared with specimens from Tristan da Cunha assigned to S. hemisphaerica (Allman, 1888) (P); female (N) and male (O) gonothecae, compared to homologous gonothecae (Q and R, respectively) from Tristan. S: Halecium corrugatissimum Trebilcock, 1828 — small stem with female gonotheca. Scale bars: 300 µm (A, B, E, F, S), 500 µm (C, D, G ‒ J), and 1 mm (K ‒ R)." httpUri="https://zenodo.org/record/286957/files/figure.png" pageId="9" pageNumber="10">
Fig.
<number id="3DB8891D4761FFD1FF12857059D2A708" box="[212,221,327,351]" pageId="9" pageNumber="10" value="1.0">1</number>
</figureCitation>
M–
<collectingCountry id="F367DBAA4761FFD1FECF85705810A708" box="[265,287,327,351]" name="Iceland" pageId="9" pageNumber="10">O</collectingCountry>
,
<tableCitation id="C6F2AE814761FFD1FEED85715871A708" box="[299,382,326,351]" captionStart="TABLE 2" captionStartId="8.[151,239,873,896]" captionTargetBox="[159,1365,924,1821]" captionTargetPageId="8" captionText="TABLE 2. Comparison of species of Silicularia Meyen, 1834; dimensions are given in µm." httpUri="http://table.plazi.org/id/DF0FCBB24760FFD0FF51875E5D67A5D7" pageId="9" pageNumber="10" tableUuid="DF0FCBB24760FFD0FF51875E5D67A5D7">
Table
<number id="3DB8891D4761FFD1FEA985705871A708" box="[367,382,327,351]" pageId="9" pageNumber="10" value="2.0">2</number>
</tableCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C36AC8B14761FFD1FF5185A65AE4A7F0" box="[151,1003,398,423]" pageId="9" pageNumber="10" type="reference_group">
<paragraph id="8BCF9B3A4761FFD1FF5185A65AE4A7F0" blockId="9.[151,1003,398,423]" box="[151,1003,398,423]" pageId="9" pageNumber="10">
<treatmentCitationGroup id="AB60BC144761FFD1FF5185A65AE4A7F0" box="[151,1003,398,423]" pageId="9" pageNumber="10">
<taxonomicName id="4C70E0B94761FFD1FF5185A65B0EA7F0" ID-CoL="6Z2HM" authority="Meyen, 1834: 204" authorityName="Meyen" authorityPageNumber="204" authorityYear="1834" box="[151,513,401,423]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="rosea">
<emphasis id="B90447284761FFD1FF5185A65830A7F0" box="[151,319,401,423]" italics="true" pageId="9" pageNumber="10">Silicularia rosea</emphasis>
Meyen,
<number id="3DB8891D4761FFD1FE5F85A658C0A7F0" box="[409,463,401,423]" pageId="9" pageNumber="10" value="1834.0">1834</number>
:
<number id="3DB8891D4761FFD1FE1F85A65B0EA7F0" box="[473,513,401,423]" pageId="9" pageNumber="10" value="204.0">204</number>
</taxonomicName>
, pl.
<number id="3DB8891D4761FFD1FDE285A65B31A7F0" box="[548,574,401,423]" pageId="9" pageNumber="10" value="35.0">35</number>
<figureCitation id="134B87BF4761FFD1FD8385A65B70A7F0" box="[581,639,401,423]" captionStart="FIGURE 1. A, B" captionStartId="6.[151,250,1723,1745]" captionTargetBox="[151,1430,198,1707]" captionTargetId="figure@6.[151,1436,195,1707]" captionTargetPageId="6" captionText="FIGURE 1. A, B: Hebella cf. scandens (Bale, 1888) — hydrotheca (A); gonotheca (B). C ‒ D: Hebella striata Allman, 1888 — hydrotheca (C); gonotheca (D). E, G, H: Phialella? falklandica Browne, 1902 — portion of erect stem (E) compared with that of P. quadrata (Forbes, 1848) (F); gonotheca seen laterally (G) and apically (H), compared with those of P. quadrata (I, stolonal; J, borne of stem). K, L: Silicularia? bilabiata (Coughtrey, 1876) — two hydrothecae (K); female gonotheca (L). M ‒ O: Silicularia rosea Meyen, 1834 — two hydrothecae (M) compared with specimens from Tristan da Cunha assigned to S. hemisphaerica (Allman, 1888) (P); female (N) and male (O) gonothecae, compared to homologous gonothecae (Q and R, respectively) from Tristan. S: Halecium corrugatissimum Trebilcock, 1828 — small stem with female gonotheca. Scale bars: 300 µm (A, B, E, F, S), 500 µm (C, D, G ‒ J), and 1 mm (K ‒ R)." httpUri="https://zenodo.org/record/286957/files/figure.png" pageId="9" pageNumber="10">
Figs
<number id="3DB8891D4761FFD1FDB185A65B70A7F0" box="[631,639,401,423]" pageId="9" pageNumber="10" value="6.0" valueMax="11.0" valueMin="1.0">1</number>
</figureCitation>
–11.―
<treatmentCitation id="0AD1BD2B4761FFD1FD0485A65A9AA7F0" author="Hartlaub" box="[706,917,401,423]" page="572" pageId="9" pageNumber="10" year="1905">
<bibRefCitation id="EFE1E6CB4761FFD1FD0485A65A6CA7F0" author="Hartlaub" box="[706,867,401,423]" pageId="9" pageNumber="10" refString="Hartlaub, C. (1905) Die Hydroiden der Magalhaensischen Region und chilenischen Kuste. In: Fauna chilensis. Zoologische Jahrbucher, 6 (3) (Supplement), 497 - 714." type="journal article" year="1905">
Hartlaub,
<number id="3DB8891D4761FFD1FCEB85A65A6CA7F0" box="[813,867,401,423]" pageId="9" pageNumber="10" value="1905.0">1905</number>
</bibRefCitation>
:
<number id="3DB8891D4761FFD1FCAB85A65A9AA7F0" box="[877,917,401,423]" pageId="9" pageNumber="10" value="572.0">572</number>
</treatmentCitation>
, Fig. T
<number id="3DB8891D4761FFD1FC1885B95AEAA7CD" box="[990,997,398,410]" pageId="9" pageNumber="10" value="1.0">1</number>
.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection id="C36AC8B14761FFD1FF5185E458D4A42E" pageId="9" pageNumber="10" type="materials_examined">
<paragraph id="8BCF9B3A4761FFD1FF5185E458D4A42E" blockId="9.[151,1437,467,1381]" pageId="9" pageNumber="10">
<emphasis id="B90447284761FFD1FF5185E45875A7BB" bold="true" box="[151,378,467,492]" pageId="9" pageNumber="10">Material examined</emphasis>
. HF
<number id="3DB8891D4761FFD1FE7785E358B1A7BB" box="[433,446,468,492]" pageId="9" pageNumber="10" value="9.0">9</number>
, Los Gemelos, lat. -
<number id="3DB8891D4761FFD1FD6585E45A1EA7BB" box="[675,785,467,492]" pageId="9" pageNumber="10" value="54.91942">54.91942</number>
, long. -
<number id="3DB8891D4761FFD1FCA085E45ADBA7BB" box="[870,980,467,492]" pageId="9" pageNumber="10" value="67.36308">67.36308</number>
,
<date id="FFCEBDFA4761FFD1FC2785E45D6CA7BB" box="[993,1123,467,492]" pageId="9" pageNumber="10" value="2010-12-14">
<number id="3DB8891D4761FFD1FC2785E45AF2A7BB" box="[993,1021,467,492]" pageId="9" pageNumber="10" value="14.0">14</number>
.xii.
<number id="3DB8891D4761FFD1FBE285E45D6CA7BB" box="[1060,1123,467,492]" pageId="9" pageNumber="10" value="2010.0">2010</number>
</date>
, 0 m, sample C066: female colony on fragment of
<taxonomicName id="4C70E0B94761FFD1FE5E85CF5B8EA458" box="[408,641,503,527]" class="Agaricomycetes" family="Marasmiaceae" genus="Macrocystis" higherTaxonomySource="CoL" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="10" phylum="Basidiomycota" rank="species" species="pyrifera">
<emphasis id="B90447284761FFD1FE5E85CF5B8EA458" box="[408,641,503,527]" italics="true" pageId="9" pageNumber="10">Macrocystis pyrifera</emphasis>
</taxonomicName>
(MHNG-INVE-
<number id="3DB8891D4761FFD1FC8785C15A87A458" box="[833,904,502,527]" pageId="9" pageNumber="10" value="86240.0">86240</number>
);
<date id="FFCEBDFA4761FFD1FC5D85C15D12A458" box="[923,1053,502,527]" pageId="9" pageNumber="10" value="2010-12-15">
<number id="3DB8891D4761FFD1FC5D85C15AB9A458" box="[923,950,502,527]" pageId="9" pageNumber="10" value="15.0">15</number>
.xii.2010
</date>
, 13 m, sample C
<number id="3DB8891D4761FFD1FB1D85C05C08A458" box="[1243,1287,503,527]" pageId="9" pageNumber="10" value="131.0">131</number>
: male colony on fragment of
<taxonomicName id="4C70E0B94761FFD1FE92862C58D6A465" box="[340,473,538,562]" class="Agaricomycetes" family="Marasmiaceae" genus="Macrocystis" higherTaxonomySource="CoL" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="10" phylum="Basidiomycota" rank="species" species="pyrifera">
<emphasis id="B90447284761FFD1FE92862C58D6A465" box="[340,473,538,562]" italics="true" pageId="9" pageNumber="10">M. pyrifera</emphasis>
</taxonomicName>
(MHNG-INVE-
<number id="3DB8891D4761FFD1FD5B862D5BEBA464" box="[669,740,538,563]" pageId="9" pageNumber="10" value="86239.0">86239</number>
).
<collectingCountry id="F367DBAA4761FFD1FD3D862D5AC7A464" box="[763,968,538,563]" name="Saint Helena, Ascension and Tristan da Cunha" pageId="9" pageNumber="10">Tristan da Cunha</collectingCountry>
, Stonyhill Point, lat. -
<number id="3DB8891D4761FFD1FB16862D5C31A465" box="[1232,1342,538,562]" pageId="9" pageNumber="10" value="37.1713">37.17130</number>
, long. -
<number id="3DB8891D4761FFD1FF51860A580CA401" box="[151,259,573,598]" pageId="9" pageNumber="10" value="12.26315">12.26315</number>
,
<date id="FFCEBDFA4761FFD1FEC9860A588CA401" box="[271,387,573,598]" pageId="9" pageNumber="10" value="2005-02-23">
<number id="3DB8891D4761FFD1FEC9860A5822A401" box="[271,301,573,598]" pageId="9" pageNumber="10" value="23.0">23</number>
.ii.2005
</date>
, 15–
<quantity id="4C8836DF4761FFD1FE7E860A58F7A402" box="[440,504,573,598]" metricMagnitude="1" metricUnit="m" metricValue="4.4" pageId="9" pageNumber="10" unit="m" value="44.0">44 m</quantity>
: small male and female colonies of
<taxonomicName id="4C70E0B94761FFD1FC5486095C05A401" authority="Allman, 1888" authorityName="Allman" authorityYear="1888" box="[914,1290,573,598]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="hemisphaerica">
<emphasis id="B90447284761FFD1FC5486095D5BA402" box="[914,1108,573,597]" italics="true" pageId="9" pageNumber="10">S. hemisphaerica</emphasis>
(
<bibRefCitation id="EFE1E6CB4761FFD1FBA2860A5C0DA401" author="Allman" box="[1124,1282,573,598]" pageId="9" pageNumber="10" refString="Allman, G. J. (1888) Report on the Hydroida dredged by H. M. S. Challenger during the years 1873 - 76. Part II. - The Tubularinae, Corymorphinae, Campanularinae, Sertularinae and Thalamophora. Report on the Scientific Results of the Voyage of H. M. S. Challenger during the year 1873 - 76, Zoology, 23 (70), 1 - 90." type="journal article" year="1888">
Allman,
<number id="3DB8891D4761FFD1FB0F86095C0DA401" box="[1225,1282,574,598]" pageId="9" pageNumber="10" value="1888.0">1888</number>
</bibRefCitation>
)
</taxonomicName>
on pieces of
<taxonomicName id="4C70E0B94761FFD1FF5186565819A42F" box="[151,278,608,632]" class="Agaricomycetes" family="Marasmiaceae" genus="Macrocystis" higherTaxonomySource="CoL" kingdom="Fungi" order="Agaricales" pageId="9" pageNumber="10" phylum="Basidiomycota" rank="species" species="pyrifera">
<emphasis id="B90447284761FFD1FF5186565819A42F" box="[151,278,608,632]" italics="true" pageId="9" pageNumber="10">M. pyrifera</emphasis>
</taxonomicName>
(NHM
<number id="3DB8891D4761FFD1FEA9865758C0A42E" box="[367,463,608,633]" pageId="9" pageNumber="10" value="2009.26">2009.26</number>
).
</paragraph>
</subSubSection>
<subSubSection id="C36AC8B14761FFD1FF0186B45B4FA2AD" pageId="9" pageNumber="10" type="discussion">
<paragraph id="8BCF9B3A4761FFD1FF0186B45D47A525" blockId="9.[151,1437,467,1381]" pageId="9" pageNumber="10">
<emphasis id="B90447284761FFD1FF0186B4583BA4CB" bold="true" box="[199,308,643,668]" pageId="9" pageNumber="10">Remarks</emphasis>
. The present material from
<collectingCountry id="F367DBAA4761FFD1FDAD86B45BA7A4CB" box="[619,680,643,668]" name="Chile" pageId="9" pageNumber="10">Chile</collectingCountry>
was compared with that described earlier by one of us from
<collectingCountry id="F367DBAA4761FFD1FA8886B4580DA4E8" name="Saint Helena, Ascension and Tristan da Cunha" pageId="9" pageNumber="10">Tristan da Cunha</collectingCountry>
(
<bibRefCitation id="EFE1E6CB4761FFD1FED7869158AAA4E8" author="Galea" box="[273,421,678,703]" pageId="9" pageNumber="10" refString="Galea, H. R. (2010 a) Additional shallow-water thecate hydroids (Cnidaria: Hydrozoa) from Guadeloupe and Les Saintes, French Lesser Antilles. Zootaxa, 2570, 1 - 40." type="journal article" year="2010" yearSuffix="a">
Galea
<number id="3DB8891D4761FFD1FE9D86905897A4E8" box="[347,408,679,703]" pageId="9" pageNumber="10" value="2010.0">2010</number>
a
</bibRefCitation>
). The most striking difference is to be found in the comparatively larger size of the South- American material (
<tableCitation id="C6F2AE814761FFD1FEBE86FD58DFA4B5" box="[376,464,714,739]" captionStart="TABLE 2" captionStartId="8.[151,239,873,896]" captionTargetBox="[159,1365,924,1821]" captionTargetPageId="8" captionText="TABLE 2. Comparison of species of Silicularia Meyen, 1834; dimensions are given in µm." httpUri="http://table.plazi.org/id/DF0FCBB24760FFD0FF51875E5D67A5D7" pageId="9" pageNumber="10" tableUuid="DF0FCBB24760FFD0FF51875E5D67A5D7">
Table
<number id="3DB8891D4761FFD1FE7986FD58DFA4B5" box="[447,464,714,738]" pageId="9" pageNumber="10" value="2.0">2</number>
</tableCitation>
). The hydrothecae in these specimens exhibit nearly the same shape, but at a different scale, and their cnidome composition appears uniform within the genus
<number id="3DB8891D4761FFD1FC0B86DA5ADAA4AC" box="[973,981,749,763]" pageId="9" pageNumber="10" value="3.0">3</number>
. However, the female gonothecae from
<collectingCountry id="F367DBAA4761FFD1FF5187245854A57B" box="[151,347,787,812]" name="Saint Helena, Ascension and Tristan da Cunha" pageId="9" pageNumber="10">Tristan da Cunha</collectingCountry>
are swollen basally and taper gradually towards the aperture, while those from
<collectingCountry id="F367DBAA4761FFD1FB3087245C3DA57B" box="[1270,1330,787,812]" name="Chile" pageId="9" pageNumber="10">Chile</collectingCountry>
have the lateral walls nearly parallel throughout. In addition, their size differences are striking (compare
<figureCitation id="134B87BF4761FFD1FB1F87015C17A518" box="[1241,1304,822,847]" captionStart="FIGURE 1. A, B" captionStartId="6.[151,250,1723,1745]" captionTargetBox="[151,1430,198,1707]" captionTargetId="figure@6.[151,1436,195,1707]" captionTargetPageId="6" captionText="FIGURE 1. A, B: Hebella cf. scandens (Bale, 1888) — hydrotheca (A); gonotheca (B). C ‒ D: Hebella striata Allman, 1888 — hydrotheca (C); gonotheca (D). E, G, H: Phialella? falklandica Browne, 1902 — portion of erect stem (E) compared with that of P. quadrata (Forbes, 1848) (F); gonotheca seen laterally (G) and apically (H), compared with those of P. quadrata (I, stolonal; J, borne of stem). K, L: Silicularia? bilabiata (Coughtrey, 1876) — two hydrothecae (K); female gonotheca (L). M ‒ O: Silicularia rosea Meyen, 1834 — two hydrothecae (M) compared with specimens from Tristan da Cunha assigned to S. hemisphaerica (Allman, 1888) (P); female (N) and male (O) gonothecae, compared to homologous gonothecae (Q and R, respectively) from Tristan. S: Halecium corrugatissimum Trebilcock, 1828 — small stem with female gonotheca. Scale bars: 300 µm (A, B, E, F, S), 500 µm (C, D, G ‒ J), and 1 mm (K ‒ R)." httpUri="https://zenodo.org/record/286957/files/figure.png" pageId="9" pageNumber="10">
Fig.
<number id="3DB8891D4761FFD1FAC887005C17A518" box="[1294,1304,823,847]" pageId="9" pageNumber="10" value="1.0">1</number>
</figureCitation>
N and
<number id="3DB8891D4761FFD1FAAF87005C7BA518" box="[1385,1396,823,847]" pageId="9" pageNumber="10" value="1.0">1</number>
Q), and this feature is also displayed by the male gonothecae (compare
<figureCitation id="134B87BF4761FFD1FC4D876E5AC6A525" box="[907,969,857,882]" captionStart="FIGURE 1. A, B" captionStartId="6.[151,250,1723,1745]" captionTargetBox="[151,1430,198,1707]" captionTargetId="figure@6.[151,1436,195,1707]" captionTargetPageId="6" captionText="FIGURE 1. A, B: Hebella cf. scandens (Bale, 1888) — hydrotheca (A); gonotheca (B). C ‒ D: Hebella striata Allman, 1888 — hydrotheca (C); gonotheca (D). E, G, H: Phialella? falklandica Browne, 1902 — portion of erect stem (E) compared with that of P. quadrata (Forbes, 1848) (F); gonotheca seen laterally (G) and apically (H), compared with those of P. quadrata (I, stolonal; J, borne of stem). K, L: Silicularia? bilabiata (Coughtrey, 1876) — two hydrothecae (K); female gonotheca (L). M ‒ O: Silicularia rosea Meyen, 1834 — two hydrothecae (M) compared with specimens from Tristan da Cunha assigned to S. hemisphaerica (Allman, 1888) (P); female (N) and male (O) gonothecae, compared to homologous gonothecae (Q and R, respectively) from Tristan. S: Halecium corrugatissimum Trebilcock, 1828 — small stem with female gonotheca. Scale bars: 300 µm (A, B, E, F, S), 500 µm (C, D, G ‒ J), and 1 mm (K ‒ R)." httpUri="https://zenodo.org/record/286957/files/figure.png" pageId="9" pageNumber="10">
Fig.
<number id="3DB8891D4761FFD1FC79876D5AC6A525" box="[959,969,858,882]" pageId="9" pageNumber="10" value="1.0">1</number>
</figureCitation>
<collectingCountry id="F367DBAA4761FFD1FC0F876D5AEEA525" box="[969,993,858,882]" name="Iceland" pageId="9" pageNumber="10">O</collectingCountry>
and
<number id="3DB8891D4761FFD1FBDE876D5D2CA525" box="[1048,1059,858,882]" pageId="9" pageNumber="10" value="1.0">1</number>
R).
</paragraph>
<paragraph id="8BCF9B3A4761FFD1FF01874A5B37A255" blockId="9.[151,1437,467,1381]" pageId="9" pageNumber="10">
On one hand, the Chilean material corresponds to the illustration of the
<typeStatus id="54CB25984761FFD1FC2987495D10A5C1" box="[1007,1055,894,918]" pageId="9" pageNumber="10">type</typeStatus>
of
<taxonomicName id="4C70E0B94761FFD1FB83874A5C93A5C2" authority="Meyen, 1834" authorityName="Meyen" authorityYear="1834" box="[1093,1436,893,918]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="rosea">
<emphasis id="B90447284761FFD1FB83874A5C0FA5C2" box="[1093,1280,893,917]" italics="true" pageId="9" pageNumber="10">Silicularia rosea</emphasis>
Meyen,
<number id="3DB8891D4761FFD1FAA2874A5C93A5C2" box="[1380,1436,893,917]" pageId="9" pageNumber="10" value="1834.0">1834</number>
</taxonomicName>
given by
<bibRefCitation id="EFE1E6CB4761FFD1FEC4879458B6A5EB" author="Hartlaub" box="[258,441,931,956]" pageId="9" pageNumber="10" refString="Hartlaub, C. (1905) Die Hydroiden der Magalhaensischen Region und chilenischen Kuste. In: Fauna chilensis. Zoologische Jahrbucher, 6 (3) (Supplement), 497 - 714." type="journal article" year="1905">
Hartlaub (
<number id="3DB8891D4761FFD1FEB3879458BEA5EB" box="[373,433,931,956]" pageId="9" pageNumber="10" value="1905.0">1905</number>
)
</bibRefCitation>
, as well as to
<taxonomicName id="4C70E0B94761FFD1FD9B87945AF5A5EC" authority="Allman, 1888" authorityName="Allman" authorityYear="1888" box="[605,1018,931,956]" class="Hydrozoa" family="Campanulariidae" genus="Hypanthea" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="aggregata">
<emphasis id="B90447284761FFD1FD9B87945A5CA5EC" box="[605,851,931,955]" italics="true" pageId="9" pageNumber="10">Hypanthea aggregata</emphasis>
<bibRefCitation id="EFE1E6CB4761FFD1FC9A87945AF5A5EC" author="Allman" box="[860,1018,931,956]" pageId="9" pageNumber="10" refString="Allman, G. J. (1888) Report on the Hydroida dredged by H. M. S. Challenger during the years 1873 - 76. Part II. - The Tubularinae, Corymorphinae, Campanularinae, Sertularinae and Thalamophora. Report on the Scientific Results of the Voyage of H. M. S. Challenger during the year 1873 - 76, Zoology, 23 (70), 1 - 90." type="journal article" year="1888">
Allman,
<number id="3DB8891D4761FFD1FC7987945AF5A5EC" box="[959,1018,931,955]" pageId="9" pageNumber="10" value="1888.0">1888</number>
</bibRefCitation>
</taxonomicName>
,
<taxonomicName id="4C70E0B94761FFD1FBC087935D93A5EC" box="[1030,1180,932,955]" class="Hydrozoa" family="Campanulariidae" genus="Hypanthea" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="georgiana">
<emphasis id="B90447284761FFD1FBC087935D93A5EC" box="[1030,1180,932,955]" italics="true" pageId="9" pageNumber="10">H. georgiana</emphasis>
</taxonomicName>
<number id="3DB8891D4761FFD1FB5A87A85DABA5FA" box="[1180,1188,927,941]" pageId="9" pageNumber="10" value="4.0">4</number>
Pfeffer,
<number id="3DB8891D4761FFD1FACE87945C4DA5EC" box="[1288,1346,931,955]" pageId="9" pageNumber="10" value="1889.0">1889</number>
, and
<taxonomicName id="4C70E0B94761FFD1FA4787935884A588" authority="Allman, 1876" authorityName="Allman" authorityYear="1876" class="Hydrozoa" family="Campanulariidae" genus="Hypanthea" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="repens">
<emphasis id="B90447284761FFD1FA47879359EEA589" italics="true" pageId="9" pageNumber="10">H. repens</emphasis>
Allman,
<number id="3DB8891D4761FFD1FE9687F15884A588" box="[336,395,966,991]" pageId="9" pageNumber="10" value="1876.0">1876</number>
</taxonomicName>
. Consequently, we assign the present material to Meyen’s species, and consider the three other nominal species as conspecific.
</paragraph>
<paragraph id="8BCF9B3A4761FFD1FF01803A5B4FA2AD" blockId="9.[151,1437,467,1381]" pageId="9" pageNumber="10">
On the other hand, the
<collectingCountry id="F367DBAA4761FFD1FE36803B5BCFA272" box="[496,704,1036,1061]" name="Saint Helena, Ascension and Tristan da Cunha" pageId="9" pageNumber="10">Tristan da Cunha</collectingCountry>
specimens seem indistinguishable from the nominal species
<taxonomicName id="4C70E0B94761FFD1FF518004588DA21C" box="[151,386,1075,1099]" class="Hydrozoa" family="Campanulariidae" genus="Hypanthea" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="atlantica">
<emphasis id="B90447284761FFD1FF518004588DA21C" box="[151,386,1075,1099]" italics="true" pageId="9" pageNumber="10">Hypanthea atlantica</emphasis>
</taxonomicName>
<number id="3DB8891D4761FFD1FE4580185884A26A" box="[387,395,1071,1085]" pageId="9" pageNumber="10" value="5.0">5</number>
<bibRefCitation id="EFE1E6CB4761FFD1FE5E80055A02A21C" author="Marktanner-Turneretscher" box="[408,781,1074,1099]" pageId="9" pageNumber="10" refString="Marktanner-Turneretscher, G. (1890) Die Hydroiden des k. k. naturhistorischen Hofmuseums. Annalen des k. k. Naturhistorischen Hofmuseums, 5, 195 - 286." type="journal article" year="1890">
Marktanner-Turneretscher,
<number id="3DB8891D4761FFD1FD1480045A02A21C" box="[722,781,1075,1099]" pageId="9" pageNumber="10" value="1890.0">1890</number>
</bibRefCitation>
, in both morphology and size (
<tableCitation id="C6F2AE814761FFD1FB4980055DE2A21C" box="[1167,1261,1074,1099]" captionStart="TABLE 2" captionStartId="8.[151,239,873,896]" captionTargetBox="[159,1365,924,1821]" captionTargetPageId="8" captionText="TABLE 2. Comparison of species of Silicularia Meyen, 1834; dimensions are given in µm." httpUri="http://table.plazi.org/id/DF0FCBB24760FFD0FF51875E5D67A5D7" pageId="9" pageNumber="10" tableUuid="DF0FCBB24760FFD0FF51875E5D67A5D7">
Table
<number id="3DB8891D4761FFD1FB1B80045DE2A21C" box="[1245,1261,1075,1099]" pageId="9" pageNumber="10" value="2.0">2</number>
</tableCitation>
), and are also probably conspecific with
<taxonomicName id="4C70E0B94761FFD1FE0280605A3EA239" authority="Allman, 1888" authorityName="Allman" authorityYear="1888" box="[452,817,1109,1134]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="hemisphaerica">
<emphasis id="B90447284761FFD1FE0280605B82A239" box="[452,653,1110,1134]" italics="true" pageId="9" pageNumber="10">H. hemisphaerica</emphasis>
<bibRefCitation id="EFE1E6CB4761FFD1FD5380625A3EA239" author="Allman" box="[661,817,1109,1134]" pageId="9" pageNumber="10" refString="Allman, G. J. (1888) Report on the Hydroida dredged by H. M. S. Challenger during the years 1873 - 76. Part II. - The Tubularinae, Corymorphinae, Campanularinae, Sertularinae and Thalamophora. Report on the Scientific Results of the Voyage of H. M. S. Challenger during the year 1873 - 76, Zoology, 23 (70), 1 - 90." type="journal article" year="1888">
Allman,
<number id="3DB8891D4761FFD1FD3F80615A3EA239" box="[761,817,1110,1134]" pageId="9" pageNumber="10" value="1888.0">1888</number>
</bibRefCitation>
</taxonomicName>
from the
<collectingCountry id="F367DBAA4761FFD1FC6480625D6FA239" box="[930,1120,1109,1134]" name="Falkland Islands" pageId="9" pageNumber="10">Falkland Islands</collectingCountry>
. The Gough
<collectingCountry id="F367DBAA4761FFD1FB3280625C37A239" box="[1268,1336,1109,1134]" name="Iceland" pageId="9" pageNumber="10">Island</collectingCountry>
material assigned by
<bibRefCitation id="EFE1E6CB4761FFD1FEE4804E58CAA2C6" author="Ritchie" box="[290,453,1145,1170]" pageId="9" pageNumber="10" refString="Ritchie, J. (1907) The hydroids of the Scottish National Antarctic Expedition. Transactions of the Royal Society of Edinburgh, 45 (2) (18), 519 - 545. http: // dx. doi. org / 10.1017 / s 0080456800022821" type="journal article" year="1907">
Ritchie (
<number id="3DB8891D4761FFD1FE44804E58B3A2C6" box="[386,444,1145,1169]" pageId="9" pageNumber="10" value="1907.0">1907</number>
)
</bibRefCitation>
to
<taxonomicName id="4C70E0B94761FFD1FE2F804E5BA5A2C6" box="[489,682,1145,1169]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="hemisphaerica">
<emphasis id="B90447284761FFD1FE2F804E5BA5A2C6" box="[489,682,1145,1169]" italics="true" pageId="9" pageNumber="10">S. hemisphaerica</emphasis>
</taxonomicName>
also agrees in size with the
<collectingCountry id="F367DBAA4761FFD1FC2E804E5DA7A2C5" box="[1000,1192,1145,1170]" name="Saint Helena, Ascension and Tristan da Cunha" pageId="9" pageNumber="10">Tristan da Cunha</collectingCountry>
specimens. Owing to the smaller size of the Atlantic material, and the differences in shape exhibited by their female gonothecae, it seems justifiable to allocate them to a species different from
<taxonomicName id="4C70E0B94761FFD1FD3480F75A44A280" box="[754,843,1216,1239]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="rosea">
<emphasis id="B90447284761FFD1FD3480F75A44A280" box="[754,843,1216,1239]" italics="true" pageId="9" pageNumber="10">S. rosea</emphasis>
</taxonomicName>
, in this case to
<taxonomicName id="4C70E0B94761FFD1FC3E80F75C61A28F" authority="Allman, 1888" authorityName="Allman" authorityYear="1888" box="[1016,1390,1215,1240]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="hemisphaerica">
<emphasis id="B90447284761FFD1FC3E80F75DB6A280" box="[1016,1209,1215,1239]" italics="true" pageId="9" pageNumber="10">S. hemisphaerica</emphasis>
(
<bibRefCitation id="EFE1E6CB4761FFD1FB0180885C69A28F" author="Allman" box="[1223,1382,1215,1240]" pageId="9" pageNumber="10" refString="Allman, G. J. (1888) Report on the Hydroida dredged by H. M. S. Challenger during the years 1873 - 76. Part II. - The Tubularinae, Corymorphinae, Campanularinae, Sertularinae and Thalamophora. Report on the Scientific Results of the Voyage of H. M. S. Challenger during the year 1873 - 76, Zoology, 23 (70), 1 - 90." type="journal article" year="1888">
Allman,
<number id="3DB8891D4761FFD1FAED80F75C69A28F" box="[1323,1382,1216,1240]" pageId="9" pageNumber="10" value="1888.0">1888</number>
</bibRefCitation>
)
</taxonomicName>
, the latter being the oldest available name.
</paragraph>
</subSubSection>
<subSubSection id="C36AC8B14761FFD1FF0181325835A332" pageId="9" pageNumber="10" type="distribution">
<paragraph id="8BCF9B3A4761FFD1FF0181325DAEA348" blockId="9.[151,1437,467,1381]" box="[199,1185,1285,1311]" pageId="9" pageNumber="10">
<emphasis id="B90447284761FFD1FF01813258B1A349" bold="true" box="[199,446,1285,1310]" pageId="9" pageNumber="10">
Distribution in
<collectingCountry id="F367DBAA4761FFD1FEB8813258B1A349" box="[382,446,1285,1310]" name="Chile" pageId="9" pageNumber="10">Chile</collectingCountry>
</emphasis>
. The present record from Los Gemelos is the first for the country.
</paragraph>
<paragraph id="8BCF9B3A4761FFD1FF01811E5835A332" blockId="9.[151,1437,467,1381]" pageId="9" pageNumber="10">
<emphasis id="B90447284761FFD1FF01811E5877A315" bold="true" box="[199,376,1321,1346]" pageId="9" pageNumber="10">World records</emphasis>
.
<taxonomicName id="4C70E0B94761FFD1FE4D811E5B46A316" box="[395,585,1321,1345]" class="Hydrozoa" family="Campanulariidae" genus="Silicularia" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="10" phylum="Cnidaria" rank="species" species="rosea">
<emphasis id="B90447284761FFD1FE4D811E5B46A316" box="[395,585,1321,1345]" italics="true" pageId="9" pageNumber="10">Silicularia rosea</emphasis>
</taxonomicName>
occurs circumglobally in
<collectingCountry id="F367DBAA4761FFD1FC46811E5AE7A315" box="[896,1000,1321,1346]" name="Antarctica" pageId="9" pageNumber="10">Antarctic</collectingCountry>
and subantarctic waters (
<bibRefCitation id="EFE1E6CB4761FFD1FAD1811E5821A332" author="Vervoort" pageId="9" pageNumber="10" refString="Vervoort, W. &amp; Watson, J. E. (2003) The marine fauna of New Zealand: Leptothecata (Cnidaria: Hydrozoa) (thecate hydroids). NIWA Biodiversity Memoir, 119, 1 - 538." type="journal article" year="2003">
Vervoort &amp; Watson
<number id="3DB8891D4761FFD1FF37817A5821A332" box="[241,302,1357,1381]" pageId="9" pageNumber="10" value="2003.0">2003</number>
</bibRefCitation>
).
</paragraph>
</subSubSection>
</treatment>
</document>
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