<documentid="F78115D8B90403BA598E1D675214D7CD"ID-DOI="10.11646/zootaxa.5165.2.7"ID-GBIF-Dataset="0b3e63f8-e436-4933-8175-1fc0e46bffe1"ID-ISSN="1175-5326"ID-Zenodo-Dep="6831887"ID-ZooBank="87810F4C-9824-4EBB-AE58-1CCFD65FDEE3"IM.materialsCitations_approvedBy="juliana"IM.metadata_approvedBy="juliana"IM.tables_requiresApprovalFor="existingObjects,plazi"IM.taxonomicNames_approvedBy="felipe"IM.treatments_approvedBy="juliana"checkinTime="1657785028843"checkinUser="plazi"docAuthor="Peña Cantero, Álvaro L."docDate="2022"docId="03A987E5FFEA0D542391FA0E34CC6158"docLanguage="en"docName="zootaxa.5165.2.7.pdf"docOrigin="Zootaxa 5165 (2)"docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article"docStyleId="647186512141C8FC8976D5BCC54AEB7D"docStyleName="Zootaxa.2013-.journal_article"docStyleVersion="9"docTitle="Sertularella contorta Kirchenpauer 1884"docType="treatment"docVersion="8"lastPageNumber="285"masterDocId="FF90FF9DFFE20D5F2306FFA8375E6339"masterDocTitle="On a few benthic hydroids (Cnidaria, Hydrozoa) from the Kerguelen Islands (southern Indian Ocean), including the description of a new species"masterLastPageNumber="286"masterPageNumber="274"pageNumber="282"updateTime="1732015425634"updateUser="juliana"zenodo-license-document="CLOSED">
<mods:titleid="6E8B3B2A8331BFE38AE1F78C5BBFCF8F">On a few benthic hydroids (Cnidaria, Hydrozoa) from the Kerguelen Islands (southern Indian Ocean), including the description of a new species</mods:title>
<mods:affiliationid="0F26A7E24E8AF228062C0EFE00027D34">Instituto Cavanilles de Biodiversidad y Biología Evolutiva / Departamento de Zoología, Universidad de Valencia, Valencia, Spain, Apdo. Correos 22085, 46071 Valencia, Spain.</mods:affiliation>
<bibRefCitationid="EF914B02FFEA0D57229CFA0E35CF66F9"author="Kirchenpauer, G. H."box="[410,657,1446,1472]"pageId="8"pageNumber="282"pagination="1 - 54"refId="ref7727"refString="Kirchenpauer, G. H. (1884) Nordische Gattungen und Arten von Sertulariden. Abhandlungen und Verhandlungen Hamburg, 8 (3), 1 - 54."type="journal article"year="1884">Kirchenpauer, 1884</bibRefCitation>
<treatmentCitationid="0AA110E2FFEA0D57228DF9A735C1651E"ID-DOI="http://doi.org/10.5281/zenodo.6029721"ID-Zenodo-Dep="6029721"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[395,671,1551,1575]"httpUri="http://treatment.plazi.org/id/682DE627FFD3FFB2FF2F6E65FC3DFB56"page="268"pageId="8"pageNumber="282"year="2017">
<bibRefCitationid="EF914B02FFEA0D57228DF9A735C1651E"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[395,671,1551,1575]"pageId="8"pageNumber="282"pagination="255 - 321"refId="ref7480"refString="Galea, H. R., Schories, D., Haussermann, H. & Forsterra, G. (2017) Taxonomic revision of the genus Sertularella (Cnidaria: Hydrozoa) from southern South America and the subantarctic, with the descriptions of five new species. Revue suisse de Zoologie, 124, 255 - 321."type="journal article"year="2017">Galea et al. 2017: 268–271</bibRefCitation>
<bibRefCitationid="EF914B02FFEA0D57226DF9863575657F"author="Allman, G. J."box="[363,555,1582,1606]"pageId="8"pageNumber="282"pagination="113 - 115"refId="ref7018"refString="Allman, G. J. (1876) Descriptions of some new species of Hydroida from Kerguelen's Island. Annals and Magazine of Natural History, Series 4, 17, 113 - 115. https: // doi. org / 10.1080 / 00222937608681913"type="journal article"year="1876">Allman, 1876: 114</bibRefCitation>
</taxonomicName>
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;
<treatmentCitationid="0AA110E2FFEA0D572130F98635C0657F"author="Allman, G. J."box="[566,670,1582,1606]"page="283"pageId="8"pageNumber="282"year="1879">
<bibRefCitationid="EF914B02FFEA0D572130F98635C0657F"author="Allman, G. J."box="[566,670,1582,1606]"pageId="8"pageNumber="282"pagination="282 - 285"refId="ref7064"refString="Allman, G. J. (1879) Hydroida. In: An account of the petrological, botanical, and zoological collections made in Kerguelen's Land and Rodriguez during the transit of Venus Expeditions, carried out by order of Her Majesty's government in the years 1871 - 1875. Philosophical Transactions of the Royal Society of London, 168 (Extra Volume), 282 - 285."type="journal article"year="1879">1879: 283</bibRefCitation>
<bibRefCitationid="EF914B02FFEA0D572015F9863483657F"author="Stechow, E."box="[787,989,1582,1606]"pageId="8"pageNumber="282"pagination="383 - 546"refId="ref8367"refString="Stechow, E. (1925) Hydroiden der Deutschen Tiefsee-Expedition. Wissenschaftliche ergebnisse der Deutschen Tiefsee-Expedition Auf Dem Damfper " Valdivia " 1898 - 1899, 17, 383 - 546."type="journal article"year="1925">Stechow, 1925: 475</bibRefCitation>
<collectionCodeid="ED11AE36FFEA0D5727CDF93B327C6594"box="[1227,1314,1683,1709]"collectionName="France, Paris, Museum National d'Histoire Naturelle"country="France"httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988"lsid="urn:lsid:biocol.org:col:34988"name="Museum National d'Histoire Naturelle"pageId="8"pageNumber="282">MNHN</collectionCode>
<collectionCodeid="ED11AE36FFEA0D57262DF93B32166594"box="[1323,1352,1683,1709]"country="Ukraine"name="Zoological Institute, Ukrainian Academy of Sciences"pageId="8"pageNumber="282">IK</collectionCode>
<collectionCodeid="ED11AE36FFEA0D572643F91F32C265E8"box="[1349,1436,1719,1745]"collectionName="France, Paris, Museum National d'Histoire Naturelle"country="France"httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988"lsid="urn:lsid:biocol.org:col:34988"name="Museum National d'Histoire Naturelle"pageId="8"pageNumber="282">MNHN</collectionCode>
<collectionCodeid="ED11AE36FFEA0D572391F97337EB65CC"box="[151,181,1755,1781]"country="Ukraine"name="Zoological Institute, Ukrainian Academy of Sciences"pageId="8"pageNumber="282">IK</collectionCode>
<collectionCodeid="ED11AE36FFEA0D572643F97332C265CC"box="[1349,1436,1755,1781]"collectionName="France, Paris, Museum National d'Histoire Naturelle"country="France"httpUri="http://biocol.org/urn:lsid:biocol.org:col:34988"lsid="urn:lsid:biocol.org:col:34988"name="Museum National d'Histoire Naturelle"pageId="8"pageNumber="282">MNHN</collectionCode>
<collectionCodeid="ED11AE36FFEA0D572391F95637E86420"box="[151,182,1790,1817]"country="Ukraine"name="Zoological Institute, Ukrainian Academy of Sciences"pageId="8"pageNumber="282">IK</collectionCode>
. Stems monosiphonic with up to five basal annulations following the short stolonal apophyses. First annulation roughly transverse, the remaining rings distally ever more oblique.
</paragraph>
<paragraphid="8BBF36F3FFEA0D5723C1F8C3353A6490"blockId="8.[151,1437,1682,2033]"pageId="8"pageNumber="282">Branching generally alternate with no defined pattern. Branches up to third order observed. Branches usually originating frontally below a hydrotheca.</paragraph>
<paragraphid="8BBF36F3FFEA0D5723C1F81B334064C8"blockId="8.[151,1437,1682,2033]"pageId="8"pageNumber="282">Stem divided into short internodes arranged in a zigzag pattern. First branch internode of similar development. Internodes with a conspicuous basal swelling or “bourrelet” on hydrothecal side.</paragraph>
<bibRefCitationid="EF914B02FFEB0D5621E0F82434EF649C"author="Kirchenpauer, G. H."box="[742,945,1932,1957]"pageId="9"pageNumber="283"pagination="1 - 54"refId="ref7727"refString="Kirchenpauer, G. H. (1884) Nordische Gattungen und Arten von Sertulariden. Abhandlungen und Verhandlungen Hamburg, 8 (3), 1 - 54."type="journal article"year="1884">Kirchenpauer, 1884</bibRefCitation>
</taxonomicName>
: E–F, hydrothecae; G, hydrotheca and basal part of branch; H, hydrotheca showing polyp and location of basal ‘tentacles’ (close-up showing tentacles). Scale bar: 200 µm (A, B, E–H), 100 µm (C, D).
</paragraph>
</caption>
<paragraphid="8BBF36F3FFE80D5523C1FF3F336C63EC"blockId="10.[151,1437,151,2013]"pageId="10"pageNumber="284">Basal part of branches with an annulation formed by the apophysis giving rise to the branch, the basal swelling of the first hydrothecal internode and a ring (occasionally a few more) in between.</paragraph>
<paragraphid="8BBF36F3FFE80D5523C1FF7735E06224"blockId="10.[151,1437,151,2013]"pageId="10"pageNumber="284">Hydrothecae alternately arranged in two planes, usually making a very open angle, but sometimes either almost making a right angle or placed in the same plane.</paragraph>
Hydrotheca adnate over one third of its adcauline length (
<figureCitationid="133B2A76FFE80D552044FE8F34E56278"box="[834,955,295,321]"captionStart="FIGURE 4"captionStartId="9.[151,250,1896,1920]"captionTargetBox="[232,1353,183,1871]"captionTargetId="figure-27@9.[232,1355,181,1872]"captionTargetPageId="9"captionText="FIGURE 4. Campanularia sp.: A–B, hydrothecae; C, hydrothecal distal part showing cusps; D, distal part of pedicel, basal spherule and hydrothecal basal part. Sertularella contorta Kirchenpauer, 1884: E–F, hydrothecae; G, hydrotheca and basal part of branch; H, hydrotheca showing polyp and location of basal ‘tentacles’ (close-up showing tentacles). Scale bar: 200 µm (A, B, E–H), 100 µm (C, D)."figureDoi="http://doi.org/10.5281/zenodo.6831897"httpUri="https://zenodo.org/record/6831897/files/figure.png"pageId="10"pageNumber="284">Fig. 4E–H</figureCitation>
).Abcauline wall straight or slightly convex for most of its length, but curving outwards near the opening, making it concave (
<figureCitationid="133B2A76FFE80D552734FEE333F2625C"box="[1074,1196,331,357]"captionStart="FIGURE 4"captionStartId="9.[151,250,1896,1920]"captionTargetBox="[232,1353,183,1871]"captionTargetId="figure-27@9.[232,1355,181,1872]"captionTargetPageId="9"captionText="FIGURE 4. Campanularia sp.: A–B, hydrothecae; C, hydrothecal distal part showing cusps; D, distal part of pedicel, basal spherule and hydrothecal basal part. Sertularella contorta Kirchenpauer, 1884: E–F, hydrothecae; G, hydrotheca and basal part of branch; H, hydrotheca showing polyp and location of basal ‘tentacles’ (close-up showing tentacles). Scale bar: 200 µm (A, B, E–H), 100 µm (C, D)."figureDoi="http://doi.org/10.5281/zenodo.6831897"httpUri="https://zenodo.org/record/6831897/files/figure.png"pageId="10"pageNumber="284">Fig. 4E–H</figureCitation>
). Free adcauline wall sigmoid, convex for most of its length, then concave below the aperture (
<figureCitationid="133B2A76FFE80D5520DCFEC7330B62B0"box="[986,1109,367,393]"captionStart="FIGURE 4"captionStartId="9.[151,250,1896,1920]"captionTargetBox="[232,1353,183,1871]"captionTargetId="figure-27@9.[232,1355,181,1872]"captionTargetPageId="9"captionText="FIGURE 4. Campanularia sp.: A–B, hydrothecae; C, hydrothecal distal part showing cusps; D, distal part of pedicel, basal spherule and hydrothecal basal part. Sertularella contorta Kirchenpauer, 1884: E–F, hydrothecae; G, hydrotheca and basal part of branch; H, hydrotheca showing polyp and location of basal ‘tentacles’ (close-up showing tentacles). Scale bar: 200 µm (A, B, E–H), 100 µm (C, D)."figureDoi="http://doi.org/10.5281/zenodo.6831897"httpUri="https://zenodo.org/record/6831897/files/figure.png"pageId="10"pageNumber="284">Fig. 4E–H</figureCitation>
). Concave portion below the aperture of both adcauline and abcauline walls giving the appearance of a kind of neck. Rim with thickened perisarc, forming a sort of collar (
<figureCitationid="133B2A76FFE80D5522A1FE1F354162E8"box="[423,543,439,465]"captionStart="FIGURE 4"captionStartId="9.[151,250,1896,1920]"captionTargetBox="[232,1353,183,1871]"captionTargetId="figure-27@9.[232,1355,181,1872]"captionTargetPageId="9"captionText="FIGURE 4. Campanularia sp.: A–B, hydrothecae; C, hydrothecal distal part showing cusps; D, distal part of pedicel, basal spherule and hydrothecal basal part. Sertularella contorta Kirchenpauer, 1884: E–F, hydrothecae; G, hydrotheca and basal part of branch; H, hydrotheca showing polyp and location of basal ‘tentacles’ (close-up showing tentacles). Scale bar: 200 µm (A, B, E–H), 100 µm (C, D)."figureDoi="http://doi.org/10.5281/zenodo.6831897"httpUri="https://zenodo.org/record/6831897/files/figure.png"pageId="10"pageNumber="284">Fig. 4E, H</figureCitation>
). Hydrothecal aperture with four cusps, abcauline one distinctly longer (
<figureCitationid="133B2A76FFE80D552644FE1F37F562CC"captionStart="FIGURE 4"captionStartId="9.[151,250,1896,1920]"captionTargetBox="[232,1353,183,1871]"captionTargetId="figure-27@9.[232,1355,181,1872]"captionTargetPageId="9"captionText="FIGURE 4. Campanularia sp.: A–B, hydrothecae; C, hydrothecal distal part showing cusps; D, distal part of pedicel, basal spherule and hydrothecal basal part. Sertularella contorta Kirchenpauer, 1884: E–F, hydrothecae; G, hydrotheca and basal part of branch; H, hydrotheca showing polyp and location of basal ‘tentacles’ (close-up showing tentacles). Scale bar: 200 µm (A, B, E–H), 100 µm (C, D)."figureDoi="http://doi.org/10.5281/zenodo.6831897"httpUri="https://zenodo.org/record/6831897/files/figure.png"pageId="10"pageNumber="284">Fig. 4E, G</figureCitation>
Some polyps with a kind of short tentacles on their basal abcauline part (
<figureCitationid="133B2A76FFE80D5520F0FE57330F6120"box="[1014,1105,511,537]"captionStart="FIGURE 4"captionStartId="9.[151,250,1896,1920]"captionTargetBox="[232,1353,183,1871]"captionTargetId="figure-27@9.[232,1355,181,1872]"captionTargetPageId="9"captionText="FIGURE 4. Campanularia sp.: A–B, hydrothecae; C, hydrothecal distal part showing cusps; D, distal part of pedicel, basal spherule and hydrothecal basal part. Sertularella contorta Kirchenpauer, 1884: E–F, hydrothecae; G, hydrotheca and basal part of branch; H, hydrotheca showing polyp and location of basal ‘tentacles’ (close-up showing tentacles). Scale bar: 200 µm (A, B, E–H), 100 µm (C, D)."figureDoi="http://doi.org/10.5281/zenodo.6831897"httpUri="https://zenodo.org/record/6831897/files/figure.png"pageId="10"pageNumber="284">Fig. 4H</figureCitation>
).
</paragraph>
<paragraphid="8BBF36F3FFE80D5523C1FD8B33126104"blockId="10.[151,1437,151,2013]"box="[199,1100,547,573]"pageId="10"pageNumber="284">Gonothecae with two to four distal blunt cusps. Wall undulated at distal 1/2–2/3.</paragraph>
<emphasisid="B974EAE1FFE80D5523C1FDEF34536159"bold="true"box="[199,781,580,609]"pageId="10"pageNumber="284">Measurements (in µm). MNHN IK–2012–10429.</emphasis>
: length of abcauline wall 730–760, length free part of adcauline wall 490–500, length adnate part of adcauline wall 220–300, length adcauline wall 720–790, diameter at aperture 300–320.
: length of abcauline wall 690–780, length free part of adcauline wall 510–600, length adnate part of adcauline wall 290–300, length adcauline wall 810, diameter at aperture 280–320, maximum diameter 360–410.
: length of abcauline wall 610, length free part of adcauline wall 500, length adnate part of adcauline wall 250, length adcauline wall 750, diameter at aperture 340, maximum diameter 440.
<bibRefCitationid="EF914B02FFE80D552733FC5F33856728"author="Allman, G. J."box="[1077,1243,1015,1041]"pageId="10"pageNumber="284"pagination="113 - 115"refId="ref7018"refString="Allman, G. J. (1876) Descriptions of some new species of Hydroida from Kerguelen's Island. Annals and Magazine of Natural History, Series 4, 17, 113 - 115. https: // doi. org / 10.1080 / 00222937608681913"type="journal article"year="1876">Allman (1876)</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D55201BFBB334E7670C"author="Allman, G. J."box="[797,953,1051,1077]"pageId="10"pageNumber="284"pagination="113 - 115"refId="ref7018"refString="Allman, G. J. (1876) Descriptions of some new species of Hydroida from Kerguelen's Island. Annals and Magazine of Natural History, Series 4, 17, 113 - 115. https: // doi. org / 10.1080 / 00222937608681913"type="journal article"year="1876">Allman, 1876</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D5527D2FBB33230670C"author="Allman, G. J."box="[1236,1390,1051,1077]"pageId="10"pageNumber="284"pagination="113 - 115"refId="ref7018"refString="Allman, G. J. (1876) Descriptions of some new species of Hydroida from Kerguelen's Island. Annals and Magazine of Natural History, Series 4, 17, 113 - 115. https: // doi. org / 10.1080 / 00222937608681913"type="journal article"year="1876">Allman, 1876</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D552275FB9735516760"author="Allman, G. J."box="[371,527,1087,1113]"pageId="10"pageNumber="284"pagination="113 - 115"refId="ref7018"refString="Allman, G. J. (1876) Descriptions of some new species of Hydroida from Kerguelen's Island. Annals and Magazine of Natural History, Series 4, 17, 113 - 115. https: // doi. org / 10.1080 / 00222937608681913"type="journal article"year="1876">Allman, 1876</bibRefCitation>
</taxonomicName>
, the first two found again by
<bibRefCitationid="EF914B02FFE80D552057FB9734B06760"author="Studer, T."box="[849,1006,1087,1113]"pageId="10"pageNumber="284"pagination="104 - 141"refId="ref8439"refString="Studer, T. (1879) Die Fauna von Kerguelensland. Verzeichniss der bis jetzt auf Kerguelensland beobachteten Thierspecies nebst kurzen Notizen uber ihr Vorkommen und ihre zoogeographischen Beziehungen. Archiv fur Naturgeschichte, 45, 104 - 141."type="journal article"year="1879">Studer (1879)</bibRefCitation>
.
<bibRefCitationid="EF914B02FFE80D5520F1FB9733C26760"author="Allman, G. J."box="[1015,1180,1087,1113]"pageId="10"pageNumber="284"pagination="1 - 90"refId="ref7214"refString="Allman, G. J. (1888) Report on the Hydroida dredged by H. M. S. Challenger during the years 1873 - 76. II. Tubularinae, Corymorphynae, Campanularinae, Sertularinae and Thalamophora. Report of the Scientific Results of the Voyage of H. M. S. Challenger 1873 - 1876, 70 (23), 1 - 90."type="journal article"year="1888">Allman (1888)</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D5521ACFBCB34146744"author="Allman, G. J."box="[682,842,1123,1149]"pageId="10"pageNumber="284"pagination="1 - 90"refId="ref7214"refString="Allman, G. J. (1888) Report on the Hydroida dredged by H. M. S. Challenger during the years 1873 - 76. II. Tubularinae, Corymorphynae, Campanularinae, Sertularinae and Thalamophora. Report of the Scientific Results of the Voyage of H. M. S. Challenger 1873 - 1876, 70 (23), 1 - 90."type="journal article"year="1888">Allman, 1888</bibRefCitation>
)
</taxonomicName>
. Posteriorly,
<bibRefCitationid="EF914B02FFE80D5520E3FBCB33F56744"author="Vanhoffen, E."box="[997,1195,1123,1149]"pageId="10"pageNumber="284"pagination="269 - 340"refId="ref8525"refString="Vanhoffen, E. (1910) Die Hydroiden der Deutschen Sudpolar-Expedition 1901 - 1903. Deutsche Sudpolar-Expedition 1901 - 1903, 11 (Zoology 3), 269 - 340."type="journal article"year="1910">Vanhöffen (1910)</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D552219FB2F368C6798"author="Linnaeus"box="[287,466,1158,1185]"pageId="10"pageNumber="284"refId="ref7844"refString="Linnaeus C. (1758) Systema naturae per regna tria natura, secundum classes, ordines, genera, species cum characteribus, differentiis, synonymis, locis. Editio decima, reformata. L. Salvii, Holmiae, 823 pp. https: // doi. org / 10.5962 / bhl. title. 542"type="book"year="1758">Linnaeus, 1758</bibRefCitation>
)
</taxonomicName>
,
<bibRefCitationid="EF914B02FFE80D5522E0FB2F35C76798"author="Stechow, E."box="[486,665,1158,1185]"pageId="10"pageNumber="284"pagination="383 - 546"refId="ref8367"refString="Stechow, E. (1925) Hydroiden der Deutschen Tiefsee-Expedition. Wissenschaftliche ergebnisse der Deutschen Tiefsee-Expedition Auf Dem Damfper " Valdivia " 1898 - 1899, 17, 383 - 546."type="journal article"year="1925">Stechow (1925)</bibRefCitation>
<taxonomicNameid="4C004D70FFE80D5521A7FB2F332D6798"authority=", Naumov & Stepanjants (1962)"authorityName=", Naumov & Stepanjants"authorityYear="1962"box="[673,1139,1159,1185]"class="Hydrozoa"family="Sertularellidae"genus="Sertularella"kingdom="Animalia"order="Leptothecata"pageId="10"pageNumber="284"phylum="Cnidaria"rank="species"species="lagena">
<bibRefCitationid="EF914B02FFE80D55201FFB2F332D6798"author="Naumov, D. V. & Stepanjants, S. D."box="[793,1139,1159,1185]"pageId="10"pageNumber="284"pagination="68 - 106"refId="ref8154"refString="Naumov, D. V. & Stepanjants, S. D. (1962) Hydroida (Thecaphora) collected by the Soviet Antarctic Expedition on the M / V Ob in antarctic and subantarctic waters. In: Biological results of the Soviet Antarctic Expedition, 1955 - 1958, 1. Issledovaniya Fauny Morei, 1 (9), 68 - 106."type="journal article"year="1962">Naumov & Stepanjants (1962)</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D55264EFB2F37BC67FC"author="Millard, N. A. H."pageId="10"pageNumber="284"pagination="1 - 47"refId="ref8108"refString="Millard, N. A. H. (1977) Hydroids from the Kerguelen and Crozet shelves, collected by the cruise MD. 03 of the Marion-Dufresne. Annals of the South African Museum, 73 (1), 1 - 47."type="journal article"year="1977">Millard (1977)</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D5522C4FB03350067FC"author="Meyen, F. J. F."box="[450,606,1195,1221]"pageId="10"pageNumber="284"pagination="125 - 216"refId="ref8001"refString="Meyen, F. J. F. (1834) Uber das Leuchten des Meeres und Beschreibung einiger Polypen und anderer niederer Thiere. In: Beitrage zur Zoologie, gesammelt auf einer Reise um die Erde. Verhandlungen der Kaiserlichen Leopoldinisch-Carolinischen Akademie der Naturforscher, 16 (Supplment), 125 - 216."type="journal article"year="1834">Meyen, 1834</bibRefCitation>
)
</taxonomicName>
.
<bibRefCitationid="EF914B02FFE80D552172FB03341367FC"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[628,845,1195,1221]"pageId="10"pageNumber="284"pagination="255 - 321"refId="ref7480"refString="Galea, H. R., Schories, D., Haussermann, H. & Forsterra, G. (2017) Taxonomic revision of the genus Sertularella (Cnidaria: Hydrozoa) from southern South America and the subantarctic, with the descriptions of five new species. Revue suisse de Zoologie, 124, 255 - 321."type="journal article"year="2017">Galea et al. (2017)</bibRefCitation>
, in their revision of the genus from southern South America and the sub-Antarctic, considered those records belonging to
<bibRefCitationid="EF914B02FFE80D5527A6FB67321567D0"author="Hartlaub, C."box="[1184,1355,1231,1257]"pageId="10"pageNumber="284"pagination="1 - 143"refId="ref7542"refString="Hartlaub, C. (1901) Revision der Sertularella Arten. Abhandlungen aus dem Gebiete der Naturwissenschaften, 16, 1 - 143."type="journal article"year="1901">Hartlaub, 1901</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D552264FB5B35536634"author="Hartlaub, C."box="[354,525,1267,1293]"pageId="10"pageNumber="284"pagination="1 - 143"refId="ref7542"refString="Hartlaub, C. (1901) Revision der Sertularella Arten. Abhandlungen aus dem Gebiete der Naturwissenschaften, 16, 1 - 143."type="journal article"year="1901">Hartlaub, 1901</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D55200BFB5B34B56634"author="Kirchenpauer, G. H."box="[781,1003,1267,1293]"pageId="10"pageNumber="284"pagination="1 - 54"refId="ref7727"refString="Kirchenpauer, G. H. (1884) Nordische Gattungen und Arten von Sertulariden. Abhandlungen und Verhandlungen Hamburg, 8 (3), 1 - 54."type="journal article"year="1884">Kirchenpauer, 1884</bibRefCitation>
<bibRefCitationid="EF914B02FFE80D55263FFB5B36566608"author="Lamouroux, J. V. F."pageId="10"pageNumber="284"refId="ref7757"refString="Lamouroux, J. V. F. (1824) Description des polypiers flexibles. In: Quoy, J. R. C. & Gaimard, J. P. (Eds.), Voyage autour du monde, entrepris par ordre du Roi, execute sur les corvettes de S. M. l'Uranie et la Physicienne, pendant les annees 1817, 1818, 1819 et 1820. Zoologie, Pillet Aine, Paris, pp. 603 - 643."type="journal volume"year="1824">Lamouroux, 1824</bibRefCitation>
<taxonomicNameid="4C004D70FFE80D5522F8FABF35386608"authorityName=", Naumov & Stepanjants"authorityYear="1962"box="[510,614,1303,1329]"class="Hydrozoa"family="Sertularellidae"genus="Sertularella"kingdom="Animalia"order="Leptothecata"pageId="10"pageNumber="284"phylum="Cnidaria"rank="species"species="lagena">
with which it agrees the most, following the concept of the species by
<bibRefCitationid="EF914B02FFE80D552292FAF735376640"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[404,617,1375,1401]"pageId="10"pageNumber="284"pagination="255 - 321"refId="ref7480"refString="Galea, H. R., Schories, D., Haussermann, H. & Forsterra, G. (2017) Taxonomic revision of the genus Sertularella (Cnidaria: Hydrozoa) from southern South America and the subantarctic, with the descriptions of five new species. Revue suisse de Zoologie, 124, 255 - 321."type="journal article"year="2017">Galea et al. (2017)</bibRefCitation>
, although it should be noted that they were unable to find, and therefore examine,
the shape and size of the hydrothecae and internodes. According to
<bibRefCitationid="EF914B02FFE80D552234FA63355966DC"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[306,519,1483,1509]"pageId="10"pageNumber="284"pagination="255 - 321"refId="ref7480"refString="Galea, H. R., Schories, D., Haussermann, H. & Forsterra, G. (2017) Taxonomic revision of the genus Sertularella (Cnidaria: Hydrozoa) from southern South America and the subantarctic, with the descriptions of five new species. Revue suisse de Zoologie, 124, 255 - 321."type="journal article"year="2017">Galea et al. (2017)</bibRefCitation>
, the hydrothecae expand below the rim on both ab- and adcauline sides, which is also characteristic of the present material. In some material (MNHN IK–2012–10425) there are stout hydrothecae (
<figureCitationid="133B2A76FFE80D552399F9BB37AB6514"box="[159,245,1555,1581]"captionStart="FIGURE 4"captionStartId="9.[151,250,1896,1920]"captionTargetBox="[232,1353,183,1871]"captionTargetId="figure-27@9.[232,1355,181,1872]"captionTargetPageId="9"captionText="FIGURE 4. Campanularia sp.: A–B, hydrothecae; C, hydrothecal distal part showing cusps; D, distal part of pedicel, basal spherule and hydrothecal basal part. Sertularella contorta Kirchenpauer, 1884: E–F, hydrothecae; G, hydrotheca and basal part of branch; H, hydrotheca showing polyp and location of basal ‘tentacles’ (close-up showing tentacles). Scale bar: 200 µm (A, B, E–H), 100 µm (C, D)."figureDoi="http://doi.org/10.5281/zenodo.6831897"httpUri="https://zenodo.org/record/6831897/files/figure.png"pageId="10"pageNumber="284">Fig. 4F</figureCitation>
), as also depicted by
<bibRefCitationid="EF914B02FFE80D5522E2F9BB35F16514"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[484,687,1555,1581]"pageId="10"pageNumber="284"pagination="255 - 321"refId="ref7480"refString="Galea, H. R., Schories, D., Haussermann, H. & Forsterra, G. (2017) Taxonomic revision of the genus Sertularella (Cnidaria: Hydrozoa) from southern South America and the subantarctic, with the descriptions of five new species. Revue suisse de Zoologie, 124, 255 - 321."type="journal article"year="2017">Galea et al. (2017</bibRefCitation>
Even when the general branching is alternate, there are numerous exceptions, much more so in the lower-order branches. As an example of branching, a stem (MNHN IK–2012–10429) with an alternate pattern was unbranched until its 10
<paragraphid="8BBF36F3FFE80D5423C1F83735E163EC"blockId="10.[151,1437,151,2013]"lastBlockId="11.[151,1437,151,609]"lastPageId="11"lastPageNumber="285"pageId="10"pageNumber="284">In other material (MNHN IK–2012–10424) the profuse branching is best considered as irregular in several planes. The tendency to form two planes increases distally and the third-order branches are usually those forming an acute angle. In some places, subopposite pairs in more or less two planes are found; in others, branches are directed to the same side with one hydrotheca in between.</paragraph>
The branching in the present material, as shown in the examples above, has nothing to do with the apparently more or less regular pinnate pattern described by
<bibRefCitationid="EF914B02FFE90D5421CDFEAB34856224"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[715,987,259,285]"pageId="11"pageNumber="285"pagination="255 - 321"refId="ref7480"refString="Galea, H. R., Schories, D., Haussermann, H. & Forsterra, G. (2017) Taxonomic revision of the genus Sertularella (Cnidaria: Hydrozoa) from southern South America and the subantarctic, with the descriptions of five new species. Revue suisse de Zoologie, 124, 255 - 321."type="journal article"year="2017">Galea et al. (2017: 268)</bibRefCitation>
, “with generally every two consecutive apophysis-bearing internodes separated by a couple of internodes not supporting side branches”. These authors, however, also described exceptions.
The other noticeable difference is the absence of the three internal hydrothecal cusps that characterised the species according to
<bibRefCitationid="EF914B02FFE90D54225AFE3B356E6294"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[348,560,403,429]"pageId="11"pageNumber="285"pagination="255 - 321"refId="ref7480"refString="Galea, H. R., Schories, D., Haussermann, H. & Forsterra, G. (2017) Taxonomic revision of the genus Sertularella (Cnidaria: Hydrozoa) from southern South America and the subantarctic, with the descriptions of five new species. Revue suisse de Zoologie, 124, 255 - 321."type="journal article"year="2017">Galea et al. (2017)</bibRefCitation>
. Nonetheless, these authors also indicated that they may be absent.
<bibRefCitationid="EF914B02FFE90D542248FE1F357F62E8"author="Galea, H. R. & Schories, D. & Haussermann, H. & Forsterra, G."box="[334,545,439,465]"pageId="11"pageNumber="285"pagination="255 - 321"refId="ref7480"refString="Galea, H. R., Schories, D., Haussermann, H. & Forsterra, G. (2017) Taxonomic revision of the genus Sertularella (Cnidaria: Hydrozoa) from southern South America and the subantarctic, with the descriptions of five new species. Revue suisse de Zoologie, 124, 255 - 321."type="journal article"year="2017">Galea et al. (2017)</bibRefCitation>
indicated that the lateral cusps of the hydrothecal aperture are asymmetrical, I believe they are not. It is just a question of perspective. When observed from a perfect side view it is evident that they are equally developed.
