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<document id="9B9DA35132A430490799BA9AC3D41641" ID-CLB-Dataset="8785" ID-DOI="10.11646/zootaxa.4822.3.4" ID-GBIF-Dataset="f08bfa4e-271a-4459-88bc-e846bcf4a0d2" ID-ISSN="1175-5326" ID-Zenodo-Dep="4401711" ID-ZooBank="B87B0063-9D1B-4FD7-A2B4-EB3622FCE68A" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1609337928310" checkinUser="plazi" docAuthor="Peña Cantero, Álvaro L." docDate="2020" docId="513D0740FFE5D43354FCFAB9FB6A4524" docLanguage="en" docName="zootaxa.4822.3.4.pdf" docOrigin="Zootaxa 4822 (3)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Zygophylax medeae Peña Cantero 2020, sp. nov." docType="treatment" docUuid="903897FE-7295-4144-8510-EADE9EB347FA" docUuidSource="ZooBank" docVersion="7" lastPageNumber="400" masterDocId="AD047F38FFEDD438546BFFE7FFA34465" masterDocTitle="On six new species of Zygophylax Quelch, 1885 (Cnidaria, Hydrozoa Zygophylacidae) from the New Calendonian region" masterLastPageNumber="404" masterPageNumber="389" pageNumber="397" updateTime="1698849726705" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:title id="8E88C0EA346796C19BE148A7E19BB285">On six new species of Zygophylax Quelch, 1885 (Cnidaria, Hydrozoa Zygophylacidae) from the New Calendonian region</mods:title>
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<mods:namePart id="EF8F8F98205D6F49EB1DD61640032D76">Peña Cantero, Álvaro L.</mods:namePart>
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<mods:title id="6DC8CD6C0F1A7A29155D62FBA991A8FD">Zootaxa</mods:title>
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<mods:date id="68C0CDA85265AF707E9672E21E6111F0">2020</mods:date>
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<mods:number id="5330378ECEA1977DD8DB68C0F869F926">2020-08-06</mods:number>
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<mods:number id="9F384EB9834531F1438BEA9ECFF8D223">4822</mods:number>
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<mods:number id="469F153D5FE4A00FDD81AC573CC6B906">3</mods:number>
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<mods:classification id="5714824E7C2808ACEAD36EDBFDF99130">journal article</mods:classification>
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<mods:identifier id="C7A967A51C49719D8130AB16878813F6" type="DOI">10.11646/zootaxa.4822.3.4</mods:identifier>
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<treatment id="513D0740FFE5D43354FCFAB9FB6A4524" ID-DOI="http://doi.org/10.5281/zenodo.4401699" ID-GBIF-Taxon="177009829" ID-Zenodo-Dep="4401699" LSID="urn:lsid:zoobank.org:act:903897FE-7295-4144-8510-EADE9EB347FA" httpUri="http://treatment.plazi.org/id/513D0740FFE5D43354FCFAB9FB6A4524" lastPageId="11" lastPageNumber="400" pageId="8" pageNumber="397">
<subSubSection id="918EE5DDFFE5D43054FCFAB9FE4F411C" box="[151,492,1374,1401]" pageId="8" pageNumber="397" type="nomenclature">
<paragraph id="D92BB656FFE5D43054FCFAB9FE4F411C" blockId="8.[151,915,1374,1466]" box="[151,492,1374,1401]" pageId="8" pageNumber="397">
<heading id="8263013AFFE5D43054FCFAB9FE4F411C" bold="true" box="[151,492,1374,1401]" fontSize="11" level="1" pageId="8" pageNumber="397" reason="1">
<emphasis id="EBE06A44FFE5D43054FCFAB9FE4F411C" bold="true" box="[151,492,1374,1401]" pageId="8" pageNumber="397">
<taxonomicName id="1E94CDD5FFE5D43054FCFAB9FE24411C" authority="Peña Cantero, 2020" authorityName="Peña Cantero" authorityYear="2020" box="[151,391,1374,1401]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="8" pageNumber="397" phylum="Cnidaria" rank="species" species="medeae" status="sp. nov.">
<emphasis id="EBE06A44FFE5D43054FCFAB9FE24411C" bold="true" box="[151,391,1374,1401]" italics="true" pageId="8" pageNumber="397">Zygophylax medeae</emphasis>
</taxonomicName>
<taxonomicNameLabel id="F0D3D73FFFE5D43055E4FAB8FE4F411C" box="[399,492,1375,1401]" pageId="8" pageNumber="397" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection id="918EE5DDFFE5D43054FCFA64FC3041DF" pageId="8" pageNumber="397" type="description">
<paragraph id="D92BB656FFE5D43054FCFA64FEEF41F8" blockId="8.[151,915,1374,1466]" box="[151,332,1411,1437]" pageId="8" pageNumber="397">
(
<figureCitation id="41AFAAD3FFE5D43054F4FA64FF5B41F8" box="[159,248,1411,1437]" captionStart="FIGURE 1" captionStartId="2.[151,250,1857,1881]" captionTargetBox="[247,1339,184,1833]" captionTargetId="figure-30@2.[247,1339,181,1833]" captionTargetPageId="2" captionText="FIGURE 1. Zygophylax dispersa sp. nov.: A, Colony shape, branching and coppiniae (arrows); B, detail of coppinia. Zygophylax encarnae sp. nov.: C, colony shape and branching. Zygophylax laertesi sp. nov.: D, colony shape, branching and coppinia (arrow). Zygophylax medeae sp. nov.: E, colony shape, branching and coppinia (arrow). Zygophylax niobae sp. nov.: F, colony shape and branching. Zygophylax pseudoabietinella sp. nov.: G, colony shape, branching and coppinia (circle); H, detail of coppinia. (All material from holotypes). Scale bar: 5 mm." figureDoi="http://doi.org/10.5281/zenodo.4401713" httpUri="https://zenodo.org/record/4401713/files/figure.png" pageId="8" pageNumber="397">Figs 1E</figureCitation>
,
<figureCitation id="41AFAAD3FFE5D430556EFA64FEB641F8" box="[261,277,1411,1437]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">6</figureCitation>
,
<figureCitation id="41AFAAD3FFE5D430554AFA64FEE741F8" box="[289,324,1411,1437]" captionStart="FIGURE 7" captionStartId="10.[151,250,1904,1928]" captionTargetBox="[194,1393,185,1877]" captionTargetId="figure-30@10.[190,1397,181,1880]" captionTargetPageId="10" captionText="FIGURE 7. Zygophylax medeae sp. nov.: A, hydrocladial apophysis and axillary hydrotheca. Zygophylax niobae sp. nov.: B, stem fragment showing hydrocladial apophyses and axillary hydrotheca; C, hydrocladial hydrothecae. Zygophylax pseudoabietinella sp. nov.: D, distal stem fragment showing hydrocladial apophyses, axillary hydrotheca, and nematotheca; E, hydrocladial fragment showing shape and arrangement of hydrothecae. (All drawings from holotypes). Scale bar: 250 µm." figureDoi="http://doi.org/10.5281/zenodo.4401725" httpUri="https://zenodo.org/record/4401725/files/figure.png" pageId="8" pageNumber="397">7A</figureCitation>
)
</paragraph>
<paragraph id="D92BB656FFE5D43054FCFA45FC3041DF" blockId="8.[151,915,1374,1466]" box="[151,915,1442,1466]" pageId="8" pageNumber="397">
<uri id="AD05BA54FFE5D43054FCFA45FC3041DF" box="[151,915,1442,1466]" pageId="8" pageNumber="397">
urn:lsid:zoobank.org:act:
<uuid id="AD328C83FFE5D43055FCFA45FC3041DF" box="[407,915,1442,1466]" pageId="8" pageNumber="397">903897FE-7295-4144-8510-EADE9EB347FA</uuid>
</uri>
</paragraph>
</subSubSection>
<subSubSection id="918EE5DDFFE5D43054FCFA0FFF43422E" pageId="8" pageNumber="397" type="materials_examined">
<paragraph id="D92BB656FFE5D43054FCFA0FFF43422E" blockId="8.[151,1437,1512,2043]" pageId="8" pageNumber="397">
<emphasis id="EBE06A44FFE5D43054FCFA0FFEDC4267" bold="true" box="[151,383,1512,1538]" pageId="8" pageNumber="397">Material examined.</emphasis>
<materialsCitation id="69FCBC0BFFE5D43055ECFA0FFF7F422E" ID-GBIF-Occurrence="3019647306" collectingDate="1987-08-04" collectorName="Stn CP" country="New Caledonia" elevation="1365" latitude="-22.6845" location="New Caledonia" longLatPrecision="12" longitude="166.4605" pageId="8" pageNumber="397" specimenCount="1" typeStatus="holotype">
BIOGEOCAL
<collectorName id="7461D380FFE5D4305644FA0FFDDE4267" box="[559,637,1512,1538]" pageId="8" pageNumber="397">Stn CP</collectorName>
205, 22°40.61’–
<geoCoordinate id="BCA0D091FFE5D4305757FA0FFC1A4267" box="[828,953,1512,1538]" degrees="22" direction="south" minutes="41.07" orientation="latitude" pageId="8" pageNumber="397" precision="9" value="-22.6845">22°41.07’S</geoCoordinate>
, 166°28.01’–
<geoCoordinate id="BCA0D091FFE5D430503BFA0FFB7F4267" box="[1104,1244,1512,1538]" degrees="166" direction="east" minutes="27.63" orientation="longitude" pageId="8" pageNumber="397" precision="9" value="166.4605">166°27.63’E</geoCoordinate>
(off SW of
<collectingCountry id="A183F6C6FFE5D4305103FA0EFEA84242" name="New Caledonia" pageId="8" pageNumber="397">New Caledonia</collectingCountry>
),
<quantity id="1E6C1BB3FFE5D4305577F9EBFE154242" box="[284,438,1548,1575]" metricMagnitude="3" metricUnit="m" metricValue="1.365" metricValueMax="1.38" metricValueMin="1.35" pageId="8" pageNumber="397" unit="m" value="1365.0" valueMax="1380.0" valueMin="1350.0">
<elevation id="52B95165FFE5D4305577F9EBFE154242" box="[284,438,1548,1575]" metricMagnitude="3" metricUnit="m" metricValue="1.365" metricValueMax="1.38" metricValueMin="1.35" pageId="8" pageNumber="397" unit="m" value="1365.0" valueMax="1380.0" valueMin="1350.0">1350–1380 m</elevation>
</quantity>
,
<date id="AD2A9096FFE5D43055ABF9EBFDE34243" box="[448,576,1548,1574]" pageId="8" pageNumber="397" value="1987-08-04">
<collectingDate id="BD6E697EFFE5D43055ABF9EBFDE34243" box="[448,576,1548,1574]" pageId="8" pageNumber="397" value="1987-08-04">08.04.1987</collectingDate>
</date>
: 27-mm-high stem, with gonothecae (all in slide) (
<typeStatus id="062F08F4FFE5D430500BF9EBFB684243" box="[1120,1227,1548,1574]" pageId="8" pageNumber="397" type="holotype">Holotype</typeStatus>
, MNHN-IK-2019- 2045)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="918EE5DDFFE5D43154ACF9B3FD3B4500" lastPageId="9" lastPageNumber="398" pageId="8" pageNumber="397" type="description">
<paragraph id="D92BB656FFE5D43054ACF9B3FF4F42BE" blockId="8.[151,1437,1512,2043]" pageId="8" pageNumber="397">
<emphasis id="EBE06A44FFE5D43054ACF9B3FEFA420B" bold="true" box="[199,345,1620,1646]" pageId="8" pageNumber="397">Description.</emphasis>
Stem polysiphonic,
<quantity id="1E6C1BB3FFE5D4305657F9B3FD29420A" box="[572,650,1620,1647]" metricMagnitude="-2" metricUnit="m" metricValue="2.7" pageId="8" pageNumber="397" unit="mm" value="27.0">27 mm</quantity>
high, with only a few hydrocladia and three hydrothecae left (
<figureCitation id="41AFAAD3FFE5D4305152F9B3FA2D420B" box="[1337,1422,1620,1646]" captionStart="FIGURE 1" captionStartId="2.[151,250,1857,1881]" captionTargetBox="[247,1339,184,1833]" captionTargetId="figure-30@2.[247,1339,181,1833]" captionTargetPageId="2" captionText="FIGURE 1. Zygophylax dispersa sp. nov.: A, Colony shape, branching and coppiniae (arrows); B, detail of coppinia. Zygophylax encarnae sp. nov.: C, colony shape and branching. Zygophylax laertesi sp. nov.: D, colony shape, branching and coppinia (arrow). Zygophylax medeae sp. nov.: E, colony shape, branching and coppinia (arrow). Zygophylax niobae sp. nov.: F, colony shape and branching. Zygophylax pseudoabietinella sp. nov.: G, colony shape, branching and coppinia (circle); H, detail of coppinia. (All material from holotypes). Scale bar: 5 mm." figureDoi="http://doi.org/10.5281/zenodo.4401713" httpUri="https://zenodo.org/record/4401713/files/figure.png" pageId="8" pageNumber="397">Fig. 1E</figureCitation>
). Hydrocladial apophyses large (
<figureCitation id="41AFAAD3FFE5D430559AF99FFDD242F6" box="[497,625,1656,1683]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">Figs 6A, D</figureCitation>
,
<figureCitation id="41AFAAD3FFE5D4305610F99FFD0242F7" box="[635,673,1656,1682]" captionStart="FIGURE 7" captionStartId="10.[151,250,1904,1928]" captionTargetBox="[194,1393,185,1877]" captionTargetId="figure-30@10.[190,1397,181,1880]" captionTargetPageId="10" captionText="FIGURE 7. Zygophylax medeae sp. nov.: A, hydrocladial apophysis and axillary hydrotheca. Zygophylax niobae sp. nov.: B, stem fragment showing hydrocladial apophyses and axillary hydrotheca; C, hydrocladial hydrothecae. Zygophylax pseudoabietinella sp. nov.: D, distal stem fragment showing hydrocladial apophyses, axillary hydrotheca, and nematotheca; E, hydrocladial fragment showing shape and arrangement of hydrothecae. (All drawings from holotypes). Scale bar: 250 µm." figureDoi="http://doi.org/10.5281/zenodo.4401725" httpUri="https://zenodo.org/record/4401725/files/figure.png" pageId="8" pageNumber="397">7A</figureCitation>
), much larger than hydrothecal apophyses, markedly separated from hydrocladia. Hydrocladia with a basal oblique ring (
<figureCitation id="41AFAAD3FFE5D430568BF97BFCFE42D2" box="[736,861,1692,1719]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">Fig. 6A, D</figureCitation>
). Basal part of first internode slightly swollen (
<figureCitation id="41AFAAD3FFE5D4305104F97BFF7C42BE" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">Fig. 6A, D</figureCitation>
).
</paragraph>
<paragraph id="D92BB656FFE5D43054ACF903FD434347" blockId="8.[151,1437,1512,2043]" pageId="8" pageNumber="397">
Hydrocladia monosiphonic (
<figureCitation id="41AFAAD3FFE5D430566CF903FDFF429B" box="[519,604,1764,1790]" captionStart="FIGURE 1" captionStartId="2.[151,250,1857,1881]" captionTargetBox="[247,1339,184,1833]" captionTargetId="figure-30@2.[247,1339,181,1833]" captionTargetPageId="2" captionText="FIGURE 1. Zygophylax dispersa sp. nov.: A, Colony shape, branching and coppiniae (arrows); B, detail of coppinia. Zygophylax encarnae sp. nov.: C, colony shape and branching. Zygophylax laertesi sp. nov.: D, colony shape, branching and coppinia (arrow). Zygophylax medeae sp. nov.: E, colony shape, branching and coppinia (arrow). Zygophylax niobae sp. nov.: F, colony shape and branching. Zygophylax pseudoabietinella sp. nov.: G, colony shape, branching and coppinia (circle); H, detail of coppinia. (All material from holotypes). Scale bar: 5 mm." figureDoi="http://doi.org/10.5281/zenodo.4401713" httpUri="https://zenodo.org/record/4401713/files/figure.png" pageId="8" pageNumber="397">Fig. 1E</figureCitation>
), divided into very long internodes; hydrothecae relatively separated (
<figureCitation id="41AFAAD3FFE5D4305104F903FF1B4347" captionStart="FIGURE 1" captionStartId="2.[151,250,1857,1881]" captionTargetBox="[247,1339,184,1833]" captionTargetId="figure-30@2.[247,1339,181,1833]" captionTargetPageId="2" captionText="FIGURE 1. Zygophylax dispersa sp. nov.: A, Colony shape, branching and coppiniae (arrows); B, detail of coppinia. Zygophylax encarnae sp. nov.: C, colony shape and branching. Zygophylax laertesi sp. nov.: D, colony shape, branching and coppinia (arrow). Zygophylax medeae sp. nov.: E, colony shape, branching and coppinia (arrow). Zygophylax niobae sp. nov.: F, colony shape and branching. Zygophylax pseudoabietinella sp. nov.: G, colony shape, branching and coppinia (circle); H, detail of coppinia. (All material from holotypes). Scale bar: 5 mm." figureDoi="http://doi.org/10.5281/zenodo.4401713" httpUri="https://zenodo.org/record/4401713/files/figure.png" pageId="8" pageNumber="397">Fig. 1E</figureCitation>
). Angle between apophyses and hydrocladia 80°.
</paragraph>
<paragraph id="D92BB656FFE5D43054ACF8CBFA2A43B2" blockId="8.[151,1437,1512,2043]" pageId="8" pageNumber="397">
Hydrothecal apophysis short, apparently without nematothecae. Distinct separation between hydrothecal apophysis and hydrothecal pedicel. Hydrothecae tubiform (
<figureCitation id="41AFAAD3FFE5D430569BF8B7FC9B430F" box="[752,824,1872,1898]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">Figs 6</figureCitation>
B–D, 7A), more or less symmetrical, roughly straight, though slightly convex at adcauline side and slightly concave at abcauline side. Pedicel long (
<figureCitation id="41AFAAD3FFE5D43050CAF893FB4543EB" box="[1185,1254,1908,1934]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">Figs 6</figureCitation>
C–D, 7A), separated from hydrotheca by a slightly oblique diaphragm, marked by a thin ring of perisarc (
<figureCitation id="41AFAAD3FFE5D4305011F87FFB1C43D7" box="[1146,1215,1944,1970]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">Figs 6</figureCitation>
C–D, 7A). Aperture circular, rim even with up to six renovations (
<figureCitation id="41AFAAD3FFE5D43056FDF85BFD4D43B2" box="[662,750,1980,2007]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">Fig. 6C</figureCitation>
). Diameter of hydrothecae smoothly increasing to aperture.
</paragraph>
<paragraph id="D92BB656FFE5D43054ACF807FAE3439E" blockId="8.[151,1437,1512,2043]" box="[199,1344,2016,2043]" pageId="8" pageNumber="397">
Only a few nematothecae on accessory tubes present. Nematothecae elongate, cylindrical (
<figureCitation id="41AFAAD3FFE5D43050D5F807FAA2439E" box="[1214,1281,2016,2043]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="8" pageNumber="397">Fig. 6</figureCitation>
E–F).
</paragraph>
<paragraph id="D92BB656FFE4D43154ACFF70FDC044B3" blockId="9.[151,1437,151,429]" pageId="9" pageNumber="398">
Three gonothecae present (
<figureCitation id="41AFAAD3FFE4D4315593FF70FDEE44D4" box="[504,589,151,177]" captionStart="FIGURE 1" captionStartId="2.[151,250,1857,1881]" captionTargetBox="[247,1339,184,1833]" captionTargetId="figure-30@2.[247,1339,181,1833]" captionTargetPageId="2" captionText="FIGURE 1. Zygophylax dispersa sp. nov.: A, Colony shape, branching and coppiniae (arrows); B, detail of coppinia. Zygophylax encarnae sp. nov.: C, colony shape and branching. Zygophylax laertesi sp. nov.: D, colony shape, branching and coppinia (arrow). Zygophylax medeae sp. nov.: E, colony shape, branching and coppinia (arrow). Zygophylax niobae sp. nov.: F, colony shape and branching. Zygophylax pseudoabietinella sp. nov.: G, colony shape, branching and coppinia (circle); H, detail of coppinia. (All material from holotypes). Scale bar: 5 mm." figureDoi="http://doi.org/10.5281/zenodo.4401713" httpUri="https://zenodo.org/record/4401713/files/figure.png" pageId="9" pageNumber="398">Fig. 1E</figureCitation>
). Gonotheca outline fusiform, but distal part with two opposing arms, each with a distal wide aperture (
<figureCitation id="41AFAAD3FFE4D43155A4FF5CFD8A44B0" box="[463,553,187,213]" captionStart="FIGURE 1" captionStartId="2.[151,250,1857,1881]" captionTargetBox="[247,1339,184,1833]" captionTargetId="figure-30@2.[247,1339,181,1833]" captionTargetPageId="2" captionText="FIGURE 1. Zygophylax dispersa sp. nov.: A, Colony shape, branching and coppiniae (arrows); B, detail of coppinia. Zygophylax encarnae sp. nov.: C, colony shape and branching. Zygophylax laertesi sp. nov.: D, colony shape, branching and coppinia (arrow). Zygophylax medeae sp. nov.: E, colony shape, branching and coppinia (arrow). Zygophylax niobae sp. nov.: F, colony shape and branching. Zygophylax pseudoabietinella sp. nov.: G, colony shape, branching and coppinia (circle); H, detail of coppinia. (All material from holotypes). Scale bar: 5 mm." figureDoi="http://doi.org/10.5281/zenodo.4401713" httpUri="https://zenodo.org/record/4401713/files/figure.png" pageId="9" pageNumber="398">Figs 1E</figureCitation>
,
<figureCitation id="41AFAAD3FFE4D431565EFF5CFDF544B3" box="[565,598,187,214]" captionStart="FIGURE 6" captionStartId="9.[151,250,1937,1961]" captionTargetBox="[151,1436,458,1912]" captionTargetId="figure-117@9.[151,1436,453,1914]" captionTargetPageId="9" captionText="FIGURE 6. Zygophylax medeae sp. nov.: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm." figureDoi="http://doi.org/10.5281/zenodo.4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="9" pageNumber="398">6F</figureCitation>
).
</paragraph>
<paragraph id="D92BB656FFE4D43154ACFF38FD3B4500" blockId="9.[151,1437,151,429]" pageId="9" pageNumber="398">
Measurements (in µm).
<emphasis id="EBE06A44FFE4D43155BFFF38FDC7449C" box="[468,612,223,249]" italics="true" pageId="9" pageNumber="398">Hydrothecae</emphasis>
: length of abcauline wall 650–680, length adcauline wall 630–650, diameter at aperture 160–190, diameter at diaphragm 100, basal diameter 80–90, length of pedicel 480–500.
<emphasis id="EBE06A44FFE4D4315171FEE4FF1D4525" italics="true" pageId="9" pageNumber="398">Nematothecae</emphasis>
: height 300–320, diameter at aperture 25, maximum diameter 40–50.
<emphasis id="EBE06A44FFE4D43157A6FEC0FBF74524" box="[973,1108,295,321]" italics="true" pageId="9" pageNumber="398">Gonothecae</emphasis>
: height 850–870, diameter at aperture c. 120, maximum diameter 350–380.
</paragraph>
</subSubSection>
<subSubSection id="918EE5DDFFE4D43354ACFE88FE6E457B" lastPageId="11" lastPageNumber="400" pageId="9" pageNumber="398" type="discussion">
<paragraph id="D92BB656FFE4D43154ACFE88FDE845C8" blockId="9.[151,1437,151,429]" pageId="9" pageNumber="398">
<emphasis id="EBE06A44FFE4D43154ACFE88FE9A45EC" bold="true" box="[199,313,367,393]" pageId="9" pageNumber="398">Remarks.</emphasis>
The scarcity of material prevents me from determining the arrangement of the hydrothecae and the number of nematothecae on apophyses.
</paragraph>
<caption id="8DEBE6DEFFE4D43154FCF876FB8043AB" ID-DOI="http://doi.org/10.5281/zenodo.4401723" ID-Zenodo-Dep="4401723" httpUri="https://zenodo.org/record/4401723/files/figure.png" pageId="9" pageNumber="398" startId="9.[151,250,1937,1961]" targetBox="[151,1436,458,1912]" targetPageId="9">
<paragraph id="D92BB656FFE4D43154FCF876FB8043AB" blockId="9.[151,1437,1937,1998]" pageId="9" pageNumber="398">
<emphasis id="EBE06A44FFE4D43154FCF876FEB743CC" bold="true" box="[151,276,1937,1961]" pageId="9" pageNumber="398">FIGURE 6.</emphasis>
<taxonomicName id="1E94CDD5FFE4D4315570F875FE4643CF" authority="Peña Cantero, 2020" authorityName="Peña Cantero" authorityYear="2020" box="[283,485,1938,1962]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="9" pageNumber="398" phylum="Cnidaria" rank="species" species="medeae" status="sp. nov.">
<emphasis id="EBE06A44FFE4D4315570F875FE4643CF" box="[283,485,1938,1962]" italics="true" pageId="9" pageNumber="398">Zygophylax medeae</emphasis>
</taxonomicName>
<emphasis id="EBE06A44FFE4D4315586F875FD9D43CF" bold="true" box="[493,574,1938,1962]" pageId="9" pageNumber="398">
<taxonomicNameLabel id="F0D3D73FFFE4D4315586F875FD9D43CF" box="[493,574,1938,1962]" pageId="9" pageNumber="398" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
: A, hydrocladial apophysis; B, hydrocladial hydrotheca; C–D, axillary hydrothecae; E, nematothecae; F, gonothecae. (All photographs from the holotype). Scale bar: 200 µm.
</paragraph>
</caption>
<caption id="8DEBE6DEFFE7D43254FCF897FB484390" ID-DOI="http://doi.org/10.5281/zenodo.4401725" ID-Zenodo-Dep="4401725" httpUri="https://zenodo.org/record/4401725/files/figure.png" pageId="10" pageNumber="399" startId="10.[151,250,1904,1928]" targetBox="[194,1393,185,1877]" targetPageId="10">
<paragraph id="D92BB656FFE7D43254FCF897FB484390" blockId="10.[151,1437,1904,2037]" pageId="10" pageNumber="399">
<emphasis id="EBE06A44FFE7D43254FCF897FEB743EC" bold="true" box="[151,276,1904,1929]" pageId="10" pageNumber="399">FIGURE 7.</emphasis>
<taxonomicName id="1E94CDD5FFE7D4325570F897FE4643ED" authority="Peña Cantero, 2020" authorityName="Peña Cantero" authorityYear="2020" box="[283,485,1904,1928]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="10" pageNumber="399" phylum="Cnidaria" rank="species" species="medeae" status="sp. nov.">
<emphasis id="EBE06A44FFE7D4325570F897FE4643ED" box="[283,485,1904,1928]" italics="true" pageId="10" pageNumber="399">Zygophylax medeae</emphasis>
</taxonomicName>
<emphasis id="EBE06A44FFE7D4325586F896FD9D43EC" bold="true" box="[493,574,1905,1929]" pageId="10" pageNumber="399">
<taxonomicNameLabel id="F0D3D73FFFE7D4325586F896FD9D43EC" box="[493,574,1905,1929]" pageId="10" pageNumber="399" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
: A, hydrocladial apophysis and axillary hydrotheca.
<taxonomicName id="1E94CDD5FFE7D4325037F897FABD43ED" authority="Peña Cantero, 2020" authorityName="Peña Cantero" authorityYear="2020" box="[1116,1310,1904,1928]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="10" pageNumber="399" phylum="Cnidaria" rank="species" species="niobae" status="sp. nov.">
<emphasis id="EBE06A44FFE7D4325037F897FABD43ED" box="[1116,1310,1904,1928]" italics="true" pageId="10" pageNumber="399">Zygophylax niobae</emphasis>
</taxonomicName>
<emphasis id="EBE06A44FFE7D432514EF896FAD543EC" bold="true" box="[1317,1398,1905,1929]" pageId="10" pageNumber="399">
<taxonomicNameLabel id="F0D3D73FFFE7D432514EF896FAD543EC" box="[1317,1398,1905,1929]" pageId="10" pageNumber="399" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
: B, stem fragment showing hydrocladial apophyses and axillary hydrotheca; C, hydrocladial hydrothecae.
<taxonomicName id="1E94CDD5FFE7D43250F5F873FF7243B5" authority="Peña Cantero, 2020" authorityName="Peña Cantero" authorityYear="2020" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="10" pageNumber="399" phylum="Cnidaria" rank="species" species="pseudoabietinella" status="sp. nov.">
<emphasis id="EBE06A44FFE7D43250F5F873FF7243B5" italics="true" pageId="10" pageNumber="399">Zygophylax pseudoabietinella</emphasis>
</taxonomicName>
<emphasis id="EBE06A44FFE7D43254BCF85EFE8443B4" bold="true" box="[215,295,1977,2001]" pageId="10" pageNumber="399">
<taxonomicNameLabel id="F0D3D73FFFE7D43254BCF85EFE8443B4" box="[215,295,1977,2001]" pageId="10" pageNumber="399" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
: D, distal stem fragment showing hydrocladial apophyses, axillary hydrotheca, and nematotheca; E, hydrocladial fragment showing shape and arrangement of hydrothecae. (All drawings from holotypes). Scale bar: 250 µm.
</paragraph>
</caption>
<paragraph id="D92BB656FFE6D43354ACFF70FE6E457B" blockId="11.[151,1437,151,321]" pageId="11" pageNumber="400">
<taxonomicName id="1E94CDD5FFE6D43354ACFF70FE0044D4" authority="Peña Cantero, 2020" authorityName="Peña Cantero" authorityYear="2020" box="[199,419,151,177]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="11" pageNumber="400" phylum="Cnidaria" rank="species" species="medeae" status="sp. nov.">
<emphasis id="EBE06A44FFE6D43354ACFF70FE0044D4" box="[199,419,151,177]" italics="true" pageId="11" pageNumber="400">Zygophylax medeae</emphasis>
</taxonomicName>
<emphasis id="EBE06A44FFE6D43355C1FF70FDA044D4" bold="true" box="[426,515,151,177]" pageId="11" pageNumber="400">
<taxonomicNameLabel id="F0D3D73FFFE6D43355C1FF70FDA044D4" box="[426,515,151,177]" pageId="11" pageNumber="400" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
is similar to
<taxonomicName id="1E94CDD5FFE6D43356F8FF70FCD744D4" authority="Jarvis, 1922" authorityName="Jarvis" authorityYear="1922" box="[659,884,151,177]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="11" pageNumber="400" phylum="Cnidaria" rank="species" species="recta">
<emphasis id="EBE06A44FFE6D43356F8FF70FD4A44D5" box="[659,745,151,176]" italics="true" pageId="11" pageNumber="400">Z. recta</emphasis>
<bibRefCitation id="BD05CBA7FFE6D4335684FF70FCD744D4" author="Jarvis, F. E." box="[751,884,151,177]" pageId="11" pageNumber="400" pagination="331 - 360" refId="ref6947" refString="Jarvis, F. E. (1922) The hydroids from the Chagos, Seychelles and other islands and from the coasts of British East Africa and Zanzibar. In Reports of the Percy Sladen Trust Expedition to the Indian Ocean in 1905, under the leadership of Mr J. Stanley Gardiner, M. A. Transactions of the Linnean Society, London, Zoology, Series 2, 18 (1), 331 - 360, pls. 24 - 26. https: // doi. org / 10.1111 / j. 1096 - 3642.1922. tb 00553. x" type="journal article" year="1922">Jarvis, 1922</bibRefCitation>
</taxonomicName>
by the shape of the hydrotheca, although they are clearly distinguishable by the length of the pedicel, markedly much shorter in
<taxonomicName id="1E94CDD5FFE6D433579EFF5CFBEA44B1" authorityName="Jarvis" authorityYear="1922" box="[1013,1097,187,212]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="11" pageNumber="400" phylum="Cnidaria" rank="species" species="recta">
<emphasis id="EBE06A44FFE6D433579EFF5CFBEA44B1" box="[1013,1097,187,212]" italics="true" pageId="11" pageNumber="400">Z. recta</emphasis>
</taxonomicName>
. They also differ in the size of the hydrothecae, smaller in
<taxonomicName id="1E94CDD5FFE6D43355ACFF38FDBF449D" authorityName="Jarvis" authorityYear="1922" box="[455,540,223,248]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="11" pageNumber="400" phylum="Cnidaria" rank="species" species="recta">
<emphasis id="EBE06A44FFE6D43355ACFF38FDBF449D" box="[455,540,223,248]" italics="true" pageId="11" pageNumber="400">Z. recta</emphasis>
</taxonomicName>
(e.g.
<quantity id="1E6C1BB3FFE6D4335632FF39FD0C449C" box="[601,687,222,249]" metricMagnitude="-1" metricUnit="m" metricValue="1.5" pageId="11" pageNumber="400" unit="mm" value="150.0">150 µm</quantity>
in diameter at aperture), and nematothecae, shorter in Jarvis’s species (
<quantity id="1E6C1BB3FFE6D43354BAFEE4FEF74578" box="[209,340,259,285]" metricMagnitude="-2" metricUnit="m" metricValue="8.5" metricValueMax="10.0" metricValueMin="7.0" pageId="11" pageNumber="400" unit="mm" value="85.0" valueMax="100.0" valueMin="70.0">70–100 µm</quantity>
in height).
</paragraph>
</subSubSection>
<subSubSection id="918EE5DDFFE6D43354ACFEC0FB6A4524" box="[199,1225,295,321]" pageId="11" pageNumber="400" type="etymology">
<paragraph id="D92BB656FFE6D43354ACFEC0FB6A4524" blockId="11.[151,1437,151,321]" box="[199,1225,295,321]" pageId="11" pageNumber="400">
<emphasis id="EBE06A44FFE6D43354ACFEC0FEED4524" bold="true" box="[199,334,295,321]" pageId="11" pageNumber="400">Etymology.</emphasis>
The specific name
<taxonomicName id="1E94CDD5FFE6D4335643FEC0FDDD4524" authorityName="Peña Cantero" authorityYear="2020" box="[552,638,295,321]" class="Hydrozoa" family="Lafoeidae" genus="Zygophylax" kingdom="Animalia" order="Leptothecata" pageId="11" pageNumber="400" phylum="Cnidaria" rank="species" species="medeae">
<emphasis id="EBE06A44FFE6D4335643FEC0FDDD4524" box="[552,638,295,321]" italics="true" pageId="11" pageNumber="400">medeae</emphasis>
</taxonomicName>
is a dedication to my daughter Medea Peña Sancho.
</paragraph>
</subSubSection>
</treatment>
</document>
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