treatments-xml/data/03/E9/87/03E9878BAC583462FE95CA54D791F9B8.xml
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<document id="99F25CD716345E5EFDDDEAE6E6149985" ID-DOI="10.5281/zenodo.170452" ID-GBIF-Dataset="21634ba0-b51f-4639-8f94-24e2792c86f3" ID-ISSN="1175­5326" ID-Zenodo-Dep="170452" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459748613913" checkinUser="plazi" docAuthor="Gershwin, Lisa-Ann" docDate="2005" docId="03E9878BAC583462FE95CA54D791F9B8" docLanguage="en" docName="zt01084p030.pdf" docOrigin="Zootaxa 1084" docStyle="DocumentStyle:FA7E419B012A62B0FC3AC15A186C3DAF.3:Zootaxa.2001-2006.journal_article" docStyleId="FA7E419B012A62B0FC3AC15A186C3DAF" docStyleName="Zootaxa.2001-2006.journal_article" docStyleVersion="3" docTitle="Malo maxima Gershwin, 2005, sp. nov." docType="treatment" docVersion="8" lastPageNumber="23" masterDocId="FFD0FFF3AC533474FF9DC858D53DFFE6" masterDocTitle="Two new species of jellyfishes (Cnidaria: Cubozoa: Carybdeida) from tropical Western Australia, presumed to cause Irukandji Syndrome" masterLastPageNumber="30" masterPageNumber="1" pageNumber="12" updateTime="1698211122307" updateUser="plazi">
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<mods:title id="E1C95BF80147F1AA3E8139B02ECE342C">Two new species of jellyfishes (Cnidaria: Cubozoa: Carybdeida) from tropical Western Australia, presumed to cause Irukandji Syndrome</mods:title>
</mods:titleInfo>
<mods:name id="37B7818EBAF72E8D4C20AE9B4E751B7C" type="personal">
<mods:role id="DBD3A0CFCB39CABEDB3865DC733118A2">
<mods:roleTerm id="6E751E51FE8C038E835F4BFD7E459BF8">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="67C1BCABDBD1103B8310A95602FBF616">Gershwin, Lisa-Ann</mods:namePart>
</mods:name>
<mods:typeOfResource id="8F8FB6E05265F8D30B853DBB50CEEC09">text</mods:typeOfResource>
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<mods:titleInfo id="D2D19CB67869335D37520E8F4B782126">
<mods:title id="65EACC0451BE3A4682566D937EAAE1F4">Zootaxa</mods:title>
</mods:titleInfo>
<mods:part id="B6835442786D612E7A117D3D945195BF">
<mods:date id="7F778E24D6CEC6EA89F1B6C6D5870C7F">2005</mods:date>
<mods:detail id="2A3FF7876CC8879A3AC41CC96ECBF54E" type="volume">
<mods:number id="0E72F80FEC6864FE96A5FADE8C737CA8">1084</mods:number>
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<mods:start id="2C3B43931F9F403013241A97F6296EEE">1</mods:start>
<mods:end id="2D00DE72D8307CBC85D314711099CF42">30</mods:end>
</mods:extent>
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</mods:relatedItem>
<mods:classification id="9EB3A1102772A389F065130535C0E21E">journal article</mods:classification>
<mods:identifier id="71C950848E284CDD7D91A43F3E2C4345" type="DOI">10.5281/zenodo.170452</mods:identifier>
<mods:identifier id="661327B08AD662F2463EB644F63DF47C" type="GBIF-Dataset">21634ba0-b51f-4639-8f94-24e2792c86f3</mods:identifier>
<mods:identifier id="A51311C8CBAA1BCB1A748FE356404415" type="ISSN">1175­5326</mods:identifier>
<mods:identifier id="B29572D724B7FDA5850B219D6B5A2410" type="Zenodo-Dep">170452</mods:identifier>
</mods:mods>
<treatment id="03E9878BAC583462FE95CA54D791F9B8" ID-DOI="http://doi.org/10.5281/zenodo.6269009" ID-GBIF-Taxon="119337119" ID-Zenodo-Dep="6269009" LSID="urn:lsid:plazi:treatment:03E9878BAC583462FE95CA54D791F9B8" httpUri="http://treatment.plazi.org/id/03E9878BAC583462FE95CA54D791F9B8" lastPageId="22" lastPageNumber="23" pageId="11" pageNumber="12">
<subSubSection id="C35A6516AC58347FFE95CA54D708FDAF" pageId="11" pageNumber="12" type="nomenclature">
<paragraph id="8BFF369DAC58347FFE95CA54D72BFDC3" blockId="11.[264,565,523,585]" box="[264,534,523,550]" pageId="11" pageNumber="12">
<heading id="D0B781F1AC58347FFE95CA54D72BFDC3" bold="true" box="[264,534,523,550]" fontSize="11" level="1" pageId="11" pageNumber="12" reason="1">
<emphasis id="B934EA8FAC58347FFE95CA54D72BFDC3" bold="true" box="[264,534,523,550]" pageId="11" pageNumber="12">
<taxonomicName id="4C404D1EAC58347FFE95CA54D48CFDC0" box="[264,433,524,550]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="11" pageNumber="12" phylum="Cnidaria" rank="species" species="maxima" status="sp. nov.">
<emphasis id="B934EA8FAC58347FFE95CA54D48CFDC0" bold="true" box="[264,433,524,550]" italics="true" pageId="11" pageNumber="12">Malo maxima</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20757F4AC58347FFE25CA53D72BFDC3" box="[440,534,523,549]" pageId="11" pageNumber="12" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BFF369DAC58347FFE95CA77D708FDAF" blockId="11.[264,565,523,585]" box="[264,565,559,585]" pageId="11" pageNumber="12">
<figureCitation id="137B2A18AC58347FFE95CA77D4AEFDAF" box="[264,403,559,585]" captionStart-0="FIGURE 2" captionStart-1="FIGURE 3" captionStart-2="FIGURE 4" captionStart-3="FIGURE 5" captionStartId-0="13.[264,368,1846,1870]" captionStartId-1="14.[264,368,1479,1503]" captionStartId-2="15.[264,368,729,753]" captionStartId-3="16.[264,368,1658,1682]" captionTargetBox-0="[287,1308,313,1779]" captionTargetBox-1="[264,1322,283,1455]" captionTargetBox-2="[289,1317,313,712]" captionTargetBox-3="[294,1292,326,1634]" captionTargetId-0="figure@13.[287,1310,313,1781]" captionTargetId-1="figure@14.[249,1337,283,1455]" captionTargetId-2="figure@15.[289,1318,313,712]" captionTargetId-3="figure@16.[294,1292,326,1634]" captionTargetPageId-0="13" captionTargetPageId-1="14" captionTargetPageId-2="15" captionTargetPageId-3="16" captionText-0="FIGURE 2. Malo maxima, gen. et sp. nov. A. In situ; note the salp in the lower right corner, commonly observed with Irukandjis. B. Holotype, preserved." captionText-1="FIGURE 3. Malo maxima, gen. et sp. nov. A. Pedalium; note nematocyst freckles on outer keel, and lack of “ spike ” in pedalial canal bend. B. Tentacles; note different banding pattern from Carukia shinju n. sp., above. C. Rhopalial niche ostium. D. Rhopalium, side view; note two main median complex eyes, absence of lateral eye spots." captionText-2="FIGURE 4. Malo maxima, gen. et sp. nov. A. Rhopalial horns (arrows), exumbrellar view (rhopalium removed). B. Rhopaliar horns (arrows), subumbrellar view (rhopalium removed)." captionText-3="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri-0="https://zenodo.org/record/170454/files/figure.png" httpUri-1="https://zenodo.org/record/170455/files/figure.png" httpUri-2="https://zenodo.org/record/170456/files/figure.png" httpUri-3="https://zenodo.org/record/170457/files/figure.png" pageId="11" pageNumber="12">Figures 25</figureCitation>
,
<figureCitation id="137B2A18AC58347FFE3DCA77D73FFDAF" box="[416,514,559,585]" captionStart="FIGURE 6" captionStartId="18.[264,368,1612,1636]" captionTargetBox="[265,1322,329,1586]" captionTargetId="figure@18.[265,1322,329,1586]" captionTargetPageId="18" captionText="FIGURE 6. Nematocysts of Carukia shinju n. sp. and Malo maxima gen. et sp. nov. A. Tentacular nematocysts of C. shinju, undischarged. B. Same, discharged. C. Bell nematocysts of C. shinju. D. Tentacular nematocysts of M. maxima, undischarged. E. Same, discharged. F. Bell nematocysts of M. maxima." httpUri="https://zenodo.org/record/170458/files/figure.png" pageId="11" pageNumber="12">Figure 6</figureCitation>
DF
</paragraph>
</subSubSection>
<subSubSection id="C35A6516AC58347FFE95CA27D405FBB7" pageId="11" pageNumber="12" type="materials_examined">
<paragraph id="8BFF369DAC58347FFE95CA27D4D8FD7F" blockId="11.[264,1323,639,1905]" box="[264,485,639,665]" pageId="11" pageNumber="12">Material examined</paragraph>
<paragraph id="8BFF369DAC58347FFEA5CAFFD683FC6F" blockId="11.[264,1323,639,1905]" pageId="11" pageNumber="12">
<typeStatus id="54FB883FAC58347FFEA5CAFFD49EFD26" box="[312,419,679,704]" pageId="11" pageNumber="12" type="holotype">
<emphasis id="B934EA8FAC58347FFEA5CAFFD49EFD26" box="[312,419,679,704]" italics="true" pageId="11" pageNumber="12">Holotype</emphasis>
</typeStatus>
:
<collectionCode id="ED51AE58AC58347FFE27CAFFD73FFD27" LSID="urn:lsid:biocol.org:col:34981" box="[442,514,679,705]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34981" name="Western Australian Museum" pageId="11" pageNumber="12">WAM</collectionCode>
Z29940 (=B54), offshore from 80 Mile Beach, in the pearling grounds South of Broome, Kimberley coast, Western
<collectingCountry id="F357760DAC58347FFC2ECA97D123FD0F" box="[947,1054,719,745]" name="Australia" pageId="11" pageNumber="12">Australia</collectingCountry>
[approx. 19°
<geoCoordinate id="EE74505AAC58347FFB59CA97D014FD0F" box="[1220,1321,719,745]" direction="south" orientation="latitude" pageId="11" pageNumber="12" precision="55" value="-13.529">13.529S</geoCoordinate>
121°
<geoCoordinate id="EE74505AAC58347FFEA0CAAFD495FCF7" box="[317,424,759,785]" direction="east" orientation="longitude" pageId="11" pageNumber="12" precision="55" value="15.856">15.856E</geoCoordinate>
],
<date id="FFFE105DAC58347FFE5DCAAFD754FCF7" box="[448,617,759,785]" pageId="11" pageNumber="12" value="2004-05-15">15 May 2004</date>
, caught by night­light aboard the Paspaley
<emphasis id="B934EA8FAC58347FFB15CAAFD1D4FCF6" box="[1160,1257,759,784]" italics="true" pageId="11" pageNumber="12">Clare II</emphasis>
; live measurements:
<quantity id="4CB89B78AC58347FFE54CB47D728FCDF" box="[457,533,799,825]" metricMagnitude="-2" metricUnit="m" metricValue="4.8" pageId="11" pageNumber="12" unit="mm" value="48.0">48mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFDFACB47D7F5FCDF" box="[615,712,799,825]" metricMagnitude="-2" metricUnit="m" metricValue="4.05" pageId="11" pageNumber="12" unit="mm" value="40.5">40.5mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFCA8CB47D6ABFCDF" box="[821,918,799,825]" metricMagnitude="-2" metricUnit="m" metricValue="2.05" pageId="11" pageNumber="12" unit="mm" value="20.5">20.5mm</quantity>
IRW; preserved measurements:
<quantity id="4CB89B78AC58347FFE95CB1FD445FC87" box="[264,376,839,865]" metricMagnitude="-2" metricUnit="m" metricValue="4.32" pageId="11" pageNumber="12" unit="mm" value="43.2">43.20mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFE28CB1FD719FC87" box="[437,548,839,865]" metricMagnitude="-2" metricUnit="m" metricValue="3.6659999999999995" pageId="11" pageNumber="12" unit="mm" value="36.66">36.66mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFDE7CB1FD7D7FC87" box="[634,746,839,865]" metricMagnitude="-2" metricUnit="m" metricValue="1.797" pageId="11" pageNumber="12" unit="mm" value="17.97">17.97mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFCAECB1FD6A9FC87" box="[819,916,839,865]" metricMagnitude="-3" metricUnit="m" metricValue="1.46" pageId="11" pageNumber="12" unit="mm" value="1.46">1.46mm</quantity>
TBW,
<quantity id="4CB89B78AC58347FFC7ACB1FD17AFC87" box="[999,1095,839,865]" metricMagnitude="-3" metricUnit="m" metricValue="2.97" pageId="11" pageNumber="12" unit="mm" value="2.97">2.97mm</quantity>
VW,
<quantity id="4CB89B78AC58347FFB16CB1FD1C7FC87" box="[1163,1274,839,865]" metricMagnitude="-2" metricUnit="m" metricValue="1.969" pageId="11" pageNumber="12" unit="mm" value="19.69">19.69mm</quantity>
PL,
<quantity id="4CB89B78AC58347FFE95CB37D454FC6F" box="[264,361,879,905]" metricMagnitude="-3" metricUnit="m" metricValue="8.38" pageId="11" pageNumber="12" unit="mm" value="8.38">8.38mm</quantity>
PW,
<quantity id="4CB89B78AC58347FFE35CB37D734FC6F" box="[424,521,879,905]" metricMagnitude="-3" metricUnit="m" metricValue="1.47" pageId="11" pageNumber="12" unit="mm" value="1.47">1.47mm</quantity>
PCW,
<quantity id="4CB89B78AC58347FFDC1CB37D781FC6F" box="[604,700,879,905]" metricMagnitude="-3" metricUnit="m" metricValue="2.54" pageId="11" pageNumber="12" unit="mm" value="2.54">2.54mm</quantity>
OKW,
<quantity id="4CB89B78AC58347FFC8BCB37D64AFC6F" box="[790,887,879,905]" metricMagnitude="-3" metricUnit="m" metricValue="4.62" pageId="11" pageNumber="12" unit="mm" value="4.62">4.62mm</quantity>
IKW.
</paragraph>
<paragraph id="8BFF369DAC58347FFEA5CBCFD405FBB7" blockId="11.[264,1323,639,1905]" pageId="11" pageNumber="12">
<emphasis id="B934EA8FAC58347FFEA5CBCFD492FC56" box="[312,431,919,944]" italics="true" pageId="11" pageNumber="12">
<typeStatus id="54FB883FAC58347FFEA5CBCFD492FC56" box="[312,431,919,944]" pageId="11" pageNumber="12" type="paratype">Paratypes</typeStatus>
</emphasis>
:
<collectionCode id="ED51AE58AC58347FFE20CBCFD739FC57" LSID="urn:lsid:biocol.org:col:34981" box="[445,516,919,945]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34981" name="Western Australian Museum" pageId="11" pageNumber="12">WAM</collectionCode>
Z29941, same locality as
<typeStatus id="54FB883FAC58347FFCA8CBCFD6A2FC57" box="[821,927,919,945]" pageId="11" pageNumber="12" type="holotype">holotype</typeStatus>
,
<date id="FFFE105DAC58347FFC34CBCFD16DFC57" box="[937,1104,919,945]" pageId="11" pageNumber="12" value="2004-04-16">16 April 2004</date>
, caught aboard the Paspaley
<emphasis id="B934EA8FAC58347FFE1CCBE7D4C6FC3E" box="[385,507,959,984]" italics="true" pageId="11" pageNumber="12">Marilynne</emphasis>
; gravid female,
<quantity id="4CB89B78AC58347FFD48CBE7D678FC3F" box="[725,837,959,985]" metricMagnitude="-2" metricUnit="m" metricValue="2.75" pageId="11" pageNumber="12" unit="mm" value="27.5">27.50mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFC08CBE7D138FC3F" box="[917,1029,959,985]" metricMagnitude="-2" metricUnit="m" metricValue="2.818" pageId="11" pageNumber="12" unit="mm" value="28.18">28.18mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFBF2CBE7D1E3FC3F" box="[1135,1246,959,985]" metricMagnitude="-2" metricUnit="m" metricValue="1.309" pageId="11" pageNumber="12" unit="mm" value="13.09">13.09mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFE95CBBFD455FBE7" box="[264,360,999,1025]" metricMagnitude="-3" metricUnit="m" metricValue="1.81" pageId="11" pageNumber="12" unit="mm" value="1.81">1.81mm</quantity>
TBW.
<collectionCode id="ED51AE58AC58347FFE21CBBFD739FBE7" LSID="urn:lsid:biocol.org:col:34981" box="[444,516,999,1025]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34981" name="Western Australian Museum" pageId="11" pageNumber="12">WAM</collectionCode>
Z29946, 10km off Gantheaume Point, Broome,
<date id="FFFE105DAC58347FFBA5CBBFD1EFFBE7" box="[1080,1234,999,1025]" pageId="11" pageNumber="12" value="2004-07-13">13 July 2004</date>
, caught by night­light by the crew of the Paspaley
<emphasis id="B934EA8FAC58347FFD67CC57D649FBCE" box="[762,884,1039,1064]" italics="true" pageId="11" pageNumber="12">Marilynne</emphasis>
; lot of 14,
<quantity id="4CB89B78AC58347FFC6BCC57D158FBCF" box="[1014,1125,1039,1065]" metricMagnitude="-2" metricUnit="m" metricValue="3.662" pageId="11" pageNumber="12" unit="mm" value="36.62">36.62mm</quantity>
BH to
<quantity id="4CB89B78AC58347FFB26CC57D017FBCF" box="[1211,1322,1039,1065]" metricMagnitude="-2" metricUnit="m" metricValue="2.316" pageId="11" pageNumber="12" unit="mm" value="23.16">23.16mm</quantity>
BH.
</paragraph>
</subSubSection>
<subSubSection id="C35A6516AC58347FFEA5CC07D4CAF937" pageId="11" pageNumber="12" type="description">
<paragraph id="8BFF369DAC58347FFEA5CC07D4CAF937" blockId="11.[264,1323,639,1905]" pageId="11" pageNumber="12">
<typeStatus id="54FB883FAC58347FFEA5CC07D492FB9E" box="[312,431,1119,1144]" pageId="11" pageNumber="12" type="paratype">
<emphasis id="B934EA8FAC58347FFEA5CC07D492FB9E" box="[312,431,1119,1144]" italics="true" pageId="11" pageNumber="12">Paratypes</emphasis>
</typeStatus>
(all
<typeStatus id="54FB883FAC58347FFE73CC07D763FB9F" box="[494,606,1119,1145]" pageId="11" pageNumber="12" type="paratype">paratypes</typeStatus>
in this paragraph from same general locality as
<typeStatus id="54FB883FAC58347FFB26CC07D018FB9F" box="[1211,1317,1119,1145]" pageId="11" pageNumber="12" type="holotype">holotype</typeStatus>
, caught by night­light aboard the Paspaley
<emphasis id="B934EA8FAC58347FFCADCCDFD6A8FB46" box="[816,917,1159,1184]" italics="true" pageId="11" pageNumber="12">Clare II</emphasis>
): WAM Z29942 (=B26), male,
<quantity id="4CB89B78AC58347FFE95CCF7D445FB2F" box="[264,376,1199,1225]" metricMagnitude="-2" metricUnit="m" metricValue="2.272" pageId="11" pageNumber="12" unit="mm" value="22.72">22.72mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFE5ECCF7D70FFB2F" box="[451,562,1199,1225]" metricMagnitude="-2" metricUnit="m" metricValue="2.045" pageId="11" pageNumber="12" unit="mm" value="20.45">20.45mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFD0ACCF7D63BFB2F" box="[663,774,1199,1225]" metricMagnitude="-2" metricUnit="m" metricValue="1.005" pageId="11" pageNumber="12" unit="mm" value="10.05">10.05mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFCC0CCF7D683FB2F" box="[861,958,1199,1225]" metricMagnitude="-3" metricUnit="m" metricValue="1.37" pageId="11" pageNumber="12" unit="mm" value="1.37">1.37mm</quantity>
TBW. WAM Z29943 (=B3), male,
<quantity id="4CB89B78AC58347FFECACC8FD4FBFB17" box="[343,454,1239,1265]" metricMagnitude="-2" metricUnit="m" metricValue="2.837" pageId="11" pageNumber="12" unit="mm" value="28.37">28.37mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFD89CC8FD7BEFB17" box="[532,643,1239,1265]" metricMagnitude="-2" metricUnit="m" metricValue="2.743" pageId="11" pageNumber="12" unit="mm" value="27.43">27.43mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFD76CC8FD667FB17" box="[747,858,1239,1265]" metricMagnitude="-2" metricUnit="m" metricValue="1.28" pageId="11" pageNumber="12" unit="mm" value="12.8">12.80mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFC29CC8FD129FB17" box="[948,1044,1239,1265]" metricMagnitude="-3" metricUnit="m" metricValue="1.56" pageId="11" pageNumber="12" unit="mm" value="1.56">1.56mm</quantity>
TBW. WAM Z29944 (=B4), male,
<quantity id="4CB89B78AC58347FFE2BCCA7D718FAFF" box="[438,549,1279,1305]" metricMagnitude="-2" metricUnit="m" metricValue="2.573" pageId="11" pageNumber="12" unit="mm" value="25.73">25.73mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFDEACCA7D7DBFAFF" box="[631,742,1279,1305]" metricMagnitude="-2" metricUnit="m" metricValue="2.586" pageId="11" pageNumber="12" unit="mm" value="25.86">25.86mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFCCDCCA7D682FAFF" box="[848,959,1279,1305]" metricMagnitude="-2" metricUnit="m" metricValue="1.264" pageId="11" pageNumber="12" unit="mm" value="12.64">12.64mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFB81CCA7D140FAFF" box="[1052,1149,1279,1305]" metricMagnitude="-3" metricUnit="m" metricValue="1.37" pageId="11" pageNumber="12" unit="mm" value="1.37">1.37mm</quantity>
TBW. WAM Z29945 (=B8), male,
<quantity id="4CB89B78AC58347FFD86CD7FD7B6FAA7" box="[539,651,1319,1345]" metricMagnitude="-2" metricUnit="m" metricValue="2.659" pageId="11" pageNumber="12" unit="mm" value="26.59">26.59mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFD45CD7FD67AFAA7" box="[728,839,1319,1345]" metricMagnitude="-2" metricUnit="m" metricValue="2.518" pageId="11" pageNumber="12" unit="mm" value="25.18">25.18mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFC30CD7FD121FAA7" box="[941,1052,1319,1345]" metricMagnitude="-2" metricUnit="m" metricValue="1.258" pageId="11" pageNumber="12" unit="mm" value="12.58">12.58mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFBE8CD7FD1EBFAA7" box="[1141,1238,1319,1345]" metricMagnitude="-3" metricUnit="m" metricValue="1.67" pageId="11" pageNumber="12" unit="mm" value="1.67">1.67mm</quantity>
TBW. WAM Z29947 (=B7), immature male,
<quantity id="4CB89B78AC58347FFD75CD17D66AFA8F" box="[744,855,1359,1385]" metricMagnitude="-2" metricUnit="m" metricValue="2.568" pageId="11" pageNumber="12" unit="mm" value="25.68">25.68mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFC3CCD17D12CFA8F" box="[929,1041,1359,1385]" metricMagnitude="-2" metricUnit="m" metricValue="2.341" pageId="11" pageNumber="12" unit="mm" value="23.41">23.41mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFBEECD17D1DFFA8F" box="[1139,1250,1359,1385]" metricMagnitude="-2" metricUnit="m" metricValue="1.121" pageId="11" pageNumber="12" unit="mm" value="11.21">11.21mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFE95CD2FD454FA77" box="[264,361,1399,1425]" metricMagnitude="-3" metricUnit="m" metricValue="1.7" pageId="11" pageNumber="12" unit="mm" value="1.7">1.70mm</quantity>
TBW. WAM Z29948 (=B42), immature male,
<quantity id="4CB89B78AC58347FFC32CD2FD123FA77" box="[943,1054,1399,1425]" metricMagnitude="-2" metricUnit="m" metricValue="2.293" pageId="11" pageNumber="12" unit="mm" value="22.93">22.93mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFBFBCD2FD1E8FA77" box="[1126,1237,1399,1425]" metricMagnitude="-2" metricUnit="m" metricValue="2.466" pageId="11" pageNumber="12" unit="mm" value="24.66">24.66mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFE95CDC7D44AFA5F" box="[264,375,1439,1465]" metricMagnitude="-2" metricUnit="m" metricValue="1.209" pageId="11" pageNumber="12" unit="mm" value="12.09">12.09mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFE54CDC7D717FA5F" box="[457,554,1439,1465]" metricMagnitude="-3" metricUnit="m" metricValue="1.43" pageId="11" pageNumber="12" unit="mm" value="1.43">1.43mm</quantity>
TBW. WAM Z29949 (=B44), immature female, 22.00mm BH,
<quantity id="4CB89B78AC58347FFE95CD9FD44AFA07" box="[264,375,1479,1505]" metricMagnitude="-2" metricUnit="m" metricValue="2.171" pageId="11" pageNumber="12" unit="mm" value="21.71">21.71mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFE4DCD9FD77CFA07" box="[464,577,1479,1505]" metricMagnitude="-2" metricUnit="m" metricValue="1.065" pageId="11" pageNumber="12" unit="mm" value="10.65">10.65mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFD11CD9FD7D0FA07" box="[652,749,1479,1505]" metricMagnitude="-3" metricUnit="m" metricValue="1.68" pageId="11" pageNumber="12" unit="mm" value="1.68">1.68mm</quantity>
TBW. WAM Z29942 (=B55),
<quantity id="4CB89B78AC58347FFBC4CD9FD199FA07" box="[1113,1188,1479,1505]" metricMagnitude="-2" metricUnit="m" metricValue="1.7" pageId="11" pageNumber="12" unit="mm" value="17.0">17mm</quantity>
BH in life. QM G324167 (=B5), male, 35.00mm BH,
<quantity id="4CB89B78AC58347FFD61CDB7D656F9EF" box="[764,875,1519,1545]" metricMagnitude="-2" metricUnit="m" metricValue="3.22" pageId="11" pageNumber="12" unit="mm" value="32.2">32.20mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFC5ECDB7D10FF9EF" box="[963,1074,1519,1545]" metricMagnitude="-2" metricUnit="m" metricValue="1.568" pageId="11" pageNumber="12" unit="mm" value="15.68">15.68mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFBE1CDB7D1E0F9EF" box="[1148,1245,1519,1545]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="11" pageNumber="12" unit="mm" value="1.2">1.20mm</quantity>
TBW. AM G17010 (=B6), male,
<quantity id="4CB89B78AC58347FFDD8CE4FD789F9D7" box="[581,692,1559,1585]" metricMagnitude="-2" metricUnit="m" metricValue="3.147" pageId="11" pageNumber="12" unit="mm" value="31.47">31.47mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFD6BCE4FD658F9D7" box="[758,869,1559,1585]" metricMagnitude="-2" metricUnit="m" metricValue="2.989" pageId="11" pageNumber="12" unit="mm" value="29.89">29.89mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFC22CE4FD113F9D7" box="[959,1070,1559,1585]" metricMagnitude="-2" metricUnit="m" metricValue="1.518" pageId="11" pageNumber="12" unit="mm" value="15.18">15.18mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFBE6CE4FD1E1F9D7" box="[1147,1244,1559,1585]" metricMagnitude="-3" metricUnit="m" metricValue="1.3" pageId="11" pageNumber="12" unit="mm" value="1.3">1.30mm</quantity>
TBW. SAM H1409 (=B2), male,
<quantity id="4CB89B78AC58347FFDDBCE67D788F9BF" box="[582,693,1599,1625]" metricMagnitude="-2" metricUnit="m" metricValue="3.429" pageId="11" pageNumber="12" unit="mm" value="34.29">34.29mm</quantity>
BH, 31.00mm DBW,
<quantity id="4CB89B78AC58347FFC22CE67D113F9BF" box="[959,1070,1599,1625]" metricMagnitude="-2" metricUnit="m" metricValue="1.535" pageId="11" pageNumber="12" unit="mm" value="15.35">15.35mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFBE6CE67D1E1F9BF" box="[1147,1244,1599,1625]" metricMagnitude="-3" metricUnit="m" metricValue="1.23" pageId="11" pageNumber="12" unit="mm" value="1.23">1.23mm</quantity>
TBW. NTM C15023 (=B31), gravid female,
<quantity id="4CB89B78AC58347FFD78CE3FD669F967" box="[741,852,1639,1665]" metricMagnitude="-2" metricUnit="m" metricValue="3.28" pageId="11" pageNumber="12" unit="mm" value="32.8">32.80mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFC02CE3FD133F967" box="[927,1038,1639,1665]" metricMagnitude="-2" metricUnit="m" metricValue="2.901" pageId="11" pageNumber="12" unit="mm" value="29.01">29.01mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFBEFCE3FD1DCF967" box="[1138,1249,1639,1665]" metricMagnitude="-2" metricUnit="m" metricValue="1.297" pageId="11" pageNumber="12" unit="mm" value="12.97">12.97mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFE95CED7D454F94F" box="[264,361,1679,1705]" metricMagnitude="-3" metricUnit="m" metricValue="1.37" pageId="11" pageNumber="12" unit="mm" value="1.37">1.37mm</quantity>
TBW. MTQ G55400 (=B32), male,
<quantity id="4CB89B78AC58347FFCAFCED7D69CF94F" box="[818,929,1679,1705]" metricMagnitude="-2" metricUnit="m" metricValue="3.218" pageId="11" pageNumber="12" unit="mm" value="32.18">32.18mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFC77CED7D164F94F" box="[1002,1113,1679,1705]" metricMagnitude="-2" metricUnit="m" metricValue="3.2079999999999997" pageId="11" pageNumber="12" unit="mm" value="32.08">32.08mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFB26CED7D016F94F" box="[1211,1323,1679,1705]" metricMagnitude="-2" metricUnit="m" metricValue="1.635" pageId="11" pageNumber="12" unit="mm" value="16.35">16.35mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFED6CEEFD494F937" box="[331,425,1719,1745]" metricMagnitude="-3" metricUnit="m" metricValue="1.68" pageId="11" pageNumber="12" unit="mm" value="1.68">1.68mm</quantity>
TBW.
</paragraph>
</subSubSection>
<subSubSection id="C35A6516AC583462FEA5CE87D791F9B8" lastPageId="22" lastPageNumber="23" pageId="11" pageNumber="12" type="materials_examined">
<paragraph id="8BFF369DAC583478FEA5CE87D691FEB8" blockId="11.[264,1323,639,1905]" lastBlockId="12.[264,1323,284,350]" lastPageId="12" lastPageNumber="13" pageId="11" pageNumber="12">
<emphasis id="B934EA8FAC58347FFEA5CE87D4DAF91E" box="[312,487,1759,1784]" italics="true" pageId="11" pageNumber="12">Other material</emphasis>
: Unregistered specimen in the collection of Menzies School of Health Research, Royal Darwin Hospital, Darwin, N.T., coll.
<date id="FFFE105DAC58347FFC1ACF5FD119F8C7" box="[903,1060,1799,1825]" pageId="11" pageNumber="12" value="2002-05-19">19 May 2002</date>
by the Paspaley
<emphasis id="B934EA8FAC58347FFB74CF5FD421F8AE" italics="true" pageId="11" pageNumber="12">Clare II</emphasis>
crew; male,
<quantity id="4CB89B78AC58347FFE21CF77D711F8AF" box="[444,556,1839,1865]" metricMagnitude="-2" metricUnit="m" metricValue="3.279" pageId="11" pageNumber="12" unit="mm" value="32.79">32.79mm</quantity>
BH,
<quantity id="4CB89B78AC58347FFDECCF77D7DCF8AF" box="[625,737,1839,1865]" metricMagnitude="-2" metricUnit="m" metricValue="3.025" pageId="11" pageNumber="12" unit="mm" value="30.25">30.25mm</quantity>
DBW,
<quantity id="4CB89B78AC58347FFCA2CF77D692F8AF" box="[831,943,1839,1865]" metricMagnitude="-2" metricUnit="m" metricValue="1.535" pageId="11" pageNumber="12" unit="mm" value="15.35">15.35mm</quantity>
IRW,
<quantity id="4CB89B78AC58347FFC62CF77D15DF8AF" box="[1023,1120,1839,1865]" metricMagnitude="-3" metricUnit="m" metricValue="1.33" pageId="11" pageNumber="12" unit="mm" value="1.33">1.33mm</quantity>
TBW,
<quantity id="4CB89B78AC58347FFB26CF77D017F8AF" box="[1211,1322,1839,1865]" metricMagnitude="-2" metricUnit="m" metricValue="1.7559999999999998" pageId="11" pageNumber="12" unit="mm" value="17.56">17.56mm</quantity>
PL,
<quantity id="4CB89B78AC58347FFED8CF0FD49BF897" box="[325,422,1879,1905]" metricMagnitude="-3" metricUnit="m" metricValue="5.81" pageId="11" pageNumber="12" unit="mm" value="5.81">5.81mm</quantity>
PW, 1.33 PCW,
<quantity id="4CB89B78AC58347FFD03CF0FD7C2F897" box="[670,767,1879,1905]" metricMagnitude="-3" metricUnit="m" metricValue="2.45" pageId="11" pageNumber="12" unit="mm" value="2.45">2.45mm</quantity>
IKW,
<quantity id="4CB89B78AC58347FFCFBCF0FD6FBF897" box="[870,966,1879,1905]" metricMagnitude="-3" metricUnit="m" metricValue="1.96" pageId="11" pageNumber="12" unit="mm" value="1.96">1.96mm</quantity>
OKW. Approximately
<specimenCount id="9D46FD14AC583478FB63CF0FD4B8FED0" lastPageId="12" lastPageNumber="13" pageId="11" pageNumber="12" type="generic">100 specimens</specimenCount>
, same collection data as
<typeStatus id="54FB883FAC5F3478FD4FC944D601FED0" box="[722,828,284,310]" pageId="12" pageNumber="13" type="holotype">holotype</typeStatus>
, examined casually, photographed, and measured while alive, then sacrificed for venom research.
</paragraph>
<paragraph id="8BFF369DAC5F3478FE95C9CCD49CFE48" blockId="12.[264,1184,404,470]" box="[264,417,404,430]" pageId="12" pageNumber="13">
<typeStatus id="54FB883FAC5F3478FE95C9CCD47FFE48" box="[264,322,404,430]" pageId="12" pageNumber="13">Type</typeStatus>
locality
</paragraph>
<paragraph id="8BFF369DAC5F3478FEA5C9E4D19DFE30" blockId="12.[264,1184,404,470]" box="[312,1184,444,470]" pageId="12" pageNumber="13">
Off 80 Mile Beach, south of Broome, Kimberley coast, Western
<collectingCountry id="F357760DAC5F3478FBB1C9E4D1A1FE30" box="[1068,1180,444,470]" name="Australia" pageId="12" pageNumber="13">Australia</collectingCountry>
.
</paragraph>
<paragraph id="8BFF369DAC5F3478FE95CA54D4B6FDC0" blockId="12.[264,1323,524,710]" box="[264,395,524,550]" pageId="12" pageNumber="13">Etymology</paragraph>
<paragraph id="8BFF369DAC5F3478FEA5CA6CD752FD20" blockId="12.[264,1323,524,710]" pageId="12" pageNumber="13">
The species name is a noun in apposition, derived from the name of the pearl oyster,
<taxonomicName id="4C404D1EAC5F3478FE95CA04D4EAFD93" box="[264,471,604,629]" class="Bivalvia" family="Pteriidae" genus="Pinctada" kingdom="Animalia" order="Pterioida" pageId="12" pageNumber="13" phylum="Mollusca" rank="species" species="maxima">
<emphasis id="B934EA8FAC5F3478FE95CA04D4EAFD93" box="[264,471,604,629]" italics="true" pageId="12" pageNumber="13">Pinctada maxima</emphasis>
</taxonomicName>
, and was chosen by the Pearl Producers Association to honour the pearl divers of Western
<collectingCountry id="F357760DAC5F3478FE77CADCD765FD78" box="[490,600,644,670]" name="Australia" pageId="12" pageNumber="13">Australia</collectingCountry>
, who are the most commonly and severely affected by the presumed sting of this species.
</paragraph>
<paragraph id="8BFF369DAC5F3478FE95CAA4D440FCF0" blockId="12.[264,1324,764,990]" box="[264,381,764,790]" pageId="12" pageNumber="13">Diagnosis</paragraph>
<paragraph id="8BFF369DAC5F3478FEA5CB7CD44DFC38" blockId="12.[264,1324,764,990]" pageId="12" pageNumber="13">
<taxonomicName id="4C404D1EAC5F3478FEA5CB7CD448FCDB" box="[312,373,804,829]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="12" pageNumber="13" phylum="Cnidaria" rank="genus">
<emphasis id="B934EA8FAC5F3478FEA5CB7CD448FCDB" box="[312,373,804,829]" italics="true" pageId="12" pageNumber="13">Malo</emphasis>
</taxonomicName>
with tall, narrow, robust body, to about
<quantity id="4CB89B78AC5F3478FCD4CB7CD646FCD8" box="[841,891,804,830]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" pageId="12" pageNumber="13" unit="cm" value="5.0">5cm</quantity>
BH; with flattened apex; with small, narrow pedalia, each with a single row of nematocyst patches on outer keel; rhopalial horns short, broad; 4­5 velarial canals per octant, simple to bifurcated, arising from single wide base at velarial turnover; with flap­like perradial mesenteries to about 1/3 BH toward rhopalia.
</paragraph>
<paragraph id="8BFF369DAC5F3478FE95CC4CD722FBC8" blockId="12.[264,1325,1044,1870]" box="[264,543,1044,1070]" pageId="12" pageNumber="13">
Description of
<typeStatus id="54FB883FAC5F3478FE25CC4CD722FBC8" box="[440,543,1044,1070]" pageId="12" pageNumber="13" type="holotype">holotype</typeStatus>
</paragraph>
<paragraph id="8BFF369DAC5F3478FEA5CC64D15CFAA0" blockId="12.[264,1325,1044,1870]" pageId="12" pageNumber="13">
Body (
<figureCitation id="137B2A18AC5F3478FE17CC64D4CFFBB0" box="[394,498,1084,1110]" captionStart="FIGURE 2" captionStartId="13.[264,368,1846,1870]" captionTargetBox="[287,1308,313,1779]" captionTargetId="figure@13.[287,1310,313,1781]" captionTargetPageId="13" captionText="FIGURE 2. Malo maxima, gen. et sp. nov. A. In situ; note the salp in the lower right corner, commonly observed with Irukandjis. B. Holotype, preserved." httpUri="https://zenodo.org/record/170454/files/figure.png" pageId="12" pageNumber="13">Figure 2</figureCitation>
) of medium size, about
<quantity id="4CB89B78AC5F3478FC82CC64D661FBB0" box="[799,860,1084,1110]" metricMagnitude="-2" metricUnit="m" metricValue="5.0" pageId="12" pageNumber="13" unit="cm" value="5.0">5 cm</quantity>
tall in life, more than twice as tall as wide; robust, evenly thick, keeping its shape in water. Apex conspicuously flattened, fairly densely covered with gelatinous nematocyst warts; lacking reticulated pattern or coronal furrow. Conspicuous gelatinous nematocyst warts additionally scattered over entire exumbrella. Interradial furrows deep, from level with stomach down to top of pedalia. Adradial furrows well pronounced in upper half of body, defining interradial pillars; well demarcating perradial rhopaliar region from pillars in lower half of body.
</paragraph>
<paragraph id="8BFF369DAC5F3478FEA5CD0CD4B7F8A8" blockId="12.[264,1325,1044,1870]" pageId="12" pageNumber="13">
Pedalia 4, interradial, one per corner, simple, unbranched, approximately 1/2 BH measured from subumbrellar lamella, but only hanging down past velarium about 1/4 as long as bell is tall; with three small unraised nematocyst patches (“freckles” rather than “warts”) evenly spaced in upper half of outer wing (
<figureCitation id="137B2A18AC5F3478FCE1CD94D6DFFA00" box="[892,994,1484,1510]" captionStart="FIGURE 3" captionStartId="14.[264,368,1479,1503]" captionTargetBox="[264,1322,283,1455]" captionTargetId="figure@14.[249,1337,283,1455]" captionTargetPageId="14" captionText="FIGURE 3. Malo maxima, gen. et sp. nov. A. Pedalium; note nematocyst freckles on outer keel, and lack of “ spike ” in pedalial canal bend. B. Tentacles; note different banding pattern from Carukia shinju n. sp., above. C. Rhopalial niche ostium. D. Rhopalium, side view; note two main median complex eyes, absence of lateral eye spots." httpUri="https://zenodo.org/record/170455/files/figure.png" pageId="12" pageNumber="13">Figure 3</figureCitation>
A). Inner keel overhangs at point of tentacle insertion. Pedalium narrow scalpel­shaped, with inner keel about 2 1/
<date id="FFFE105DAC5F3478FA96CDACD017F9E8" box="[1291,1322,1524,1550]" pageId="12" pageNumber="13">2x</date>
width of canal, outer keel about 1 1/
<date id="FFFE105DAC5F3478FD52CE44D7D2F9D0" box="[719,751,1564,1590]" pageId="12" pageNumber="13">2x</date>
as wide as canal (
<figureCitation id="137B2A18AC5F3478FC46CE44D179F9D0" box="[987,1092,1564,1590]" captionStart="FIGURE 3" captionStartId="14.[264,368,1479,1503]" captionTargetBox="[264,1322,283,1455]" captionTargetId="figure@14.[249,1337,283,1455]" captionTargetPageId="14" captionText="FIGURE 3. Malo maxima, gen. et sp. nov. A. Pedalium; note nematocyst freckles on outer keel, and lack of “ spike ” in pedalial canal bend. B. Tentacles; note different banding pattern from Carukia shinju n. sp., above. C. Rhopalial niche ostium. D. Rhopalium, side view; note two main median complex eyes, absence of lateral eye spots." httpUri="https://zenodo.org/record/170455/files/figure.png" pageId="12" pageNumber="13">Figure 3</figureCitation>
A). Pedalial canals substantially quadrate in cross section throughout, with a short, blunt, obliquely­pointing projection at bend near base; straight to slightly flared at point of tentacle insertion (
<figureCitation id="137B2A18AC5F3478FB41CE34D42BF948" captionStart="FIGURE 3" captionStartId="14.[264,368,1479,1503]" captionTargetBox="[264,1322,283,1455]" captionTargetId="figure@14.[249,1337,283,1455]" captionTargetPageId="14" captionText="FIGURE 3. Malo maxima, gen. et sp. nov. A. Pedalium; note nematocyst freckles on outer keel, and lack of “ spike ” in pedalial canal bend. B. Tentacles; note different banding pattern from Carukia shinju n. sp., above. C. Rhopalial niche ostium. D. Rhopalium, side view; note two main median complex eyes, absence of lateral eye spots." httpUri="https://zenodo.org/record/170455/files/figure.png" pageId="12" pageNumber="13">Figure 3</figureCitation>
A). Tentacles 4, 1 per pedalium, unbranched; fine, round in cross section (
<figureCitation id="137B2A18AC5F3478FB03CECCD03BF948" box="[1182,1286,1684,1710]" captionStart="FIGURE 3" captionStartId="14.[264,368,1479,1503]" captionTargetBox="[264,1322,283,1455]" captionTargetId="figure@14.[249,1337,283,1455]" captionTargetPageId="14" captionText="FIGURE 3. Malo maxima, gen. et sp. nov. A. Pedalium; note nematocyst freckles on outer keel, and lack of “ spike ” in pedalial canal bend. B. Tentacles; note different banding pattern from Carukia shinju n. sp., above. C. Rhopalial niche ostium. D. Rhopalium, side view; note two main median complex eyes, absence of lateral eye spots." httpUri="https://zenodo.org/record/170455/files/figure.png" pageId="12" pageNumber="13">Figure 3</figureCitation>
B); base straight­sided, about
<quantity id="4CB89B78AC5F3478FDD8CEE4D798F930" box="[581,677,1724,1750]" metricMagnitude="-3" metricUnit="m" metricValue="1.46" pageId="12" pageNumber="13" unit="mm" value="1.46">1.46mm</quantity>
diameter; banding of contracted tentacles alternating smaller with larger (i.e., 1­2­1­2­1­2), in a few places appearing evenly banded (i.e., 1­1­1­ 1­1­1); with a macro­segmented appearance of repeating hourglass pattern when contracted.
</paragraph>
<caption id="DF3F6615AC5E3479FE95CF6ED6A8F896" httpUri="https://zenodo.org/record/170454/files/figure.png" pageId="13" pageNumber="14" targetBox="[287,1308,313,1779]" targetPageId="13">
<paragraph id="8BFF369DAC5E3479FE95CF6ED6A8F896" blockId="13.[264,1323,1846,1904]" pageId="13" pageNumber="14">
<emphasis id="B934EA8FAC5E3479FE95CF6ED4B3F8A8" bold="true" box="[264,398,1846,1870]" pageId="13" pageNumber="14">FIGURE 2.</emphasis>
<taxonomicName id="4C404D1EAC5E3479FE04CF6FD70DF8A8" box="[409,560,1847,1870]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="13" pageNumber="14" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC5E3479FE04CF6FD70DF8A8" box="[409,560,1847,1870]" italics="true" pageId="13" pageNumber="14">Malo maxima</emphasis>
</taxonomicName>
, gen. et sp. nov. A. In situ; note the salp in the lower right corner, commonly observed with Irukandjis. B. Holotype, preserved.
</paragraph>
</caption>
<caption id="DF3F6615AC5D347AFE95CD9FD61AF9A0" httpUri="https://zenodo.org/record/170455/files/figure.png" pageId="14" pageNumber="15" targetBox="[264,1322,283,1455]" targetPageId="14">
<paragraph id="8BFF369DAC5D347AFE95CD9FD61AF9A0" blockId="14.[264,1323,1479,1606]" pageId="14" pageNumber="15">
<emphasis id="B934EA8FAC5D347AFE95CD9FD4B1FA39" bold="true" box="[264,396,1479,1503]" pageId="14" pageNumber="15">FIGURE 3.</emphasis>
<taxonomicName id="4C404D1EAC5D347AFE08CD9FD717FA38" box="[405,554,1479,1502]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="14" pageNumber="15" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC5D347AFE08CD9FD717FA38" box="[405,554,1479,1502]" italics="true" pageId="14" pageNumber="15">Malo maxima</emphasis>
</taxonomicName>
, gen. et sp. nov. A. Pedalium; note nematocyst freckles on outer keel, and lack of “spike” in pedalial canal bend. B. Tentacles; note different banding pattern from
<taxonomicName id="4C404D1EAC5D347AFE95CE55D495F9C2" box="[264,424,1549,1572]" class="Cubozoa" family="Tamoyidae" genus="Carukia" kingdom="Animalia" order="Cubomedusae" pageId="14" pageNumber="15" phylum="Cnidaria" rank="species" species="shinju" status="sp. nov.">
<emphasis id="B934EA8FAC5D347AFE95CE55D495F9C2" box="[264,424,1549,1572]" italics="true" pageId="14" pageNumber="15">Carukia shinju</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20757F4AC5D347AFE2CCE54D4D0F9C5" box="[433,493,1548,1571]" pageId="14" pageNumber="15" rank="species">n. sp.</taxonomicNameLabel>
, above. C. Rhopalial niche ostium. D. Rhopalium, side view; note two main median complex eyes, absence of lateral eye spots.
</paragraph>
</caption>
<paragraph id="8BFF369DAC5D347AFEA5CE22D01FF8BA" blockId="14.[264,1324,1658,1884]" pageId="14" pageNumber="15">
Rhopalial niche prominently raised from bell wall, plus entire rhopalial area raised up from body wall by oblique portions of deeply­cut adradial furrows. Rhopalial niche ostium frown­shaped, with a single, smooth­edged covering scale each above and below; upper scale shallowly concave, lower scale shallowly convex (
<figureCitation id="137B2A18AC5D347AFC05CEAAD6C1F8EA" box="[920,1020,1778,1804]" captionStart="FIGURE 3" captionStartId="14.[264,368,1479,1503]" captionTargetBox="[264,1322,283,1455]" captionTargetId="figure@14.[249,1337,283,1455]" captionTargetPageId="14" captionText="FIGURE 3. Malo maxima, gen. et sp. nov. A. Pedalium; note nematocyst freckles on outer keel, and lack of “ spike ” in pedalial canal bend. B. Tentacles; note different banding pattern from Carukia shinju n. sp., above. C. Rhopalial niche ostium. D. Rhopalium, side view; note two main median complex eyes, absence of lateral eye spots." httpUri="https://zenodo.org/record/170455/files/figure.png" pageId="14" pageNumber="15">Figure 3</figureCitation>
C). Rhopalial horns short, thick, straight to somewhat undulating (
<figureCitation id="137B2A18AC5D347AFC9CCF42D653F8D2" box="[769,878,1818,1844]" captionStart="FIGURE 4" captionStartId="15.[264,368,729,753]" captionTargetBox="[289,1317,313,712]" captionTargetId="figure@15.[289,1318,313,712]" captionTargetPageId="15" captionText="FIGURE 4. Malo maxima, gen. et sp. nov. A. Rhopalial horns (arrows), exumbrellar view (rhopalium removed). B. Rhopaliar horns (arrows), subumbrellar view (rhopalium removed)." httpUri="https://zenodo.org/record/170456/files/figure.png" pageId="14" pageNumber="15">Figure 4</figureCitation>
A, B, arrows). Rhopalial warts not observed. Eyes 2 per rhopalium, median with lenses; lateral eye spots lacking (
<figureCitation id="137B2A18AC5D347AFB05CF1AD1C1F8BA" box="[1176,1276,1858,1884]" captionStart="FIGURE 3" captionStartId="14.[264,368,1479,1503]" captionTargetBox="[264,1322,283,1455]" captionTargetId="figure@14.[249,1337,283,1455]" captionTargetPageId="14" captionText="FIGURE 3. Malo maxima, gen. et sp. nov. A. Pedalium; note nematocyst freckles on outer keel, and lack of “ spike ” in pedalial canal bend. B. Tentacles; note different banding pattern from Carukia shinju n. sp., above. C. Rhopalial niche ostium. D. Rhopalium, side view; note two main median complex eyes, absence of lateral eye spots." httpUri="https://zenodo.org/record/170455/files/figure.png" pageId="14" pageNumber="15">Figure 3</figureCitation>
D).
</paragraph>
<caption id="DF3F6615AC5C347BFE95CA81D1D4FCF5" httpUri="https://zenodo.org/record/170456/files/figure.png" pageId="15" pageNumber="16" targetBox="[289,1317,313,712]" targetPageId="15">
<paragraph id="8BFF369DAC5C347BFE95CA81D1D4FCF5" blockId="15.[264,1323,729,787]" pageId="15" pageNumber="16">
<emphasis id="B934EA8FAC5C347BFE95CA81D4ACFD17" bold="true" box="[264,401,729,753]" pageId="15" pageNumber="16">FIGURE 4.</emphasis>
<taxonomicName id="4C404D1EAC5C347BFE3DCA82D707FD17" box="[416,570,730,753]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="15" pageNumber="16" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC5C347BFE3DCA82D707FD17" box="[416,570,730,753]" italics="true" pageId="15" pageNumber="16">Malo maxima</emphasis>
</taxonomicName>
, gen. et sp. nov. A. Rhopalial horns (arrows), exumbrellar view (rhopalium removed). B. Rhopaliar horns (arrows), subumbrellar view (rhopalium removed).
</paragraph>
</caption>
<paragraph id="8BFF369DAC5C347BFEA5CB31D6EEFB7D" blockId="15.[264,1324,873,1859]" pageId="15" pageNumber="16">
Velarium (
<figureCitation id="137B2A18AC5C347BFE2BCB31D720FC65" box="[438,541,873,899]" captionStart="FIGURE 5" captionStartId="16.[264,368,1658,1682]" captionTargetBox="[294,1292,326,1634]" captionTargetId="figure@16.[294,1292,326,1634]" captionTargetPageId="16" captionText="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="15" pageNumber="16">Figure 5</figureCitation>
A) quite narrow, with a single wide canal coming from stomach pouch in each octant, branching at velarial turnover into approximately 4 simple to bifurcated canals with undulating edges; 4­6 velarial canal tips reaching margin or nearly so. Perradial lappets 4, narrow, stopping short of velarial margin; each side with a conspicuous, large, gelatinous, raised nematocyst wart, not corresponding in position; extended distally by nipple­like canals; lacking lateral canals (
<figureCitation id="137B2A18AC5C347BFB98CC69D153FBAD" box="[1029,1134,1073,1099]" captionStart="FIGURE 5" captionStartId="16.[264,368,1658,1682]" captionTargetBox="[294,1292,326,1634]" captionTargetId="figure@16.[294,1292,326,1634]" captionTargetPageId="16" captionText="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="15" pageNumber="16">Figure 5</figureCitation>
A). Frenulum a single gelatinous sheet, extending from lower border of rhopaliar niche to reaching about three­quarter distance toward velarial margin (
<figureCitation id="137B2A18AC5C347BFCBACCD9D6B6FB7D" box="[807,907,1153,1179]" captionStart="FIGURE 5" captionStartId="16.[264,368,1658,1682]" captionTargetBox="[294,1292,326,1634]" captionTargetId="figure@16.[294,1292,326,1634]" captionTargetPageId="16" captionText="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="15" pageNumber="16">Figure 5</figureCitation>
A, E).
</paragraph>
<paragraph id="8BFF369DAC5C347BFEA5CCF1D030FA85" blockId="15.[264,1324,873,1859]" pageId="15" pageNumber="16">
Phacellae absent. Lateral gonads leaf­like, attached along entire height of interradial septa; overlapping perradially, pleated, narrowed in lower 1/3 of bell around rhopaliar niche; extending down through radial pouches into bases of velarial canals. Gonads of
<typeStatus id="54FB883FAC5C347BFE95CD79D453FADD" box="[264,366,1313,1339]" pageId="15" pageNumber="16" type="holotype">holotype</typeStatus>
with “fingerprint” pattern characteristic of male cubozoan gonads (
<figureCitation id="137B2A18AC5C347BFB02CD79D03BFADD" box="[1183,1286,1313,1339]" captionStart="FIGURE 5" captionStartId="16.[264,368,1658,1682]" captionTargetBox="[294,1292,326,1634]" captionTargetId="figure@16.[294,1292,326,1634]" captionTargetPageId="16" captionText="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="15" pageNumber="16">Figure 5</figureCitation>
B), lacking eggs characteristic of female gonads (
<figureCitation id="137B2A18AC5C347BFC82CD11D6B9FA85" box="[799,900,1353,1379]" captionStart="FIGURE 5" captionStartId="16.[264,368,1658,1682]" captionTargetBox="[294,1292,326,1634]" captionTargetId="figure@16.[294,1292,326,1634]" captionTargetPageId="16" captionText="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="15" pageNumber="16">Figure 5</figureCitation>
C). Interradial septum perforated.
</paragraph>
<paragraph id="8BFF369DAC5C347BFEA5CD29D6D1F9B5" blockId="15.[264,1324,873,1859]" pageId="15" pageNumber="16">
Stomach quadrate in cross section; short and flat in preserved specimen, large and baglike in life. Proboscis very small and very short (
<figureCitation id="137B2A18AC5C347BFCDECDC1D695FA55" box="[835,936,1433,1459]" captionStart="FIGURE 5" captionStartId="16.[264,368,1658,1682]" captionTargetBox="[294,1292,326,1634]" captionTargetId="figure@16.[294,1292,326,1634]" captionTargetPageId="16" captionText="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="15" pageNumber="16">Figure 5</figureCitation>
D),
<quantity id="4CB89B78AC5C347BFC48CDC1D10BFA55" box="[981,1078,1433,1459]" metricMagnitude="-3" metricUnit="m" metricValue="7.11" pageId="15" pageNumber="16" unit="mm" value="7.11">7.11mm</quantity>
long to tips of short, somewhat crenulated lips (preserved). Perradial mesenteries moderately well developed, flap­like in upper 1/3 bell height, with sessile band of thickened tissue extending to rhopalial stem (
<figureCitation id="137B2A18AC5C347BFE23CE49D71EF9CD" box="[446,547,1553,1579]" captionStart="FIGURE 5" captionStartId="16.[264,368,1658,1682]" captionTargetBox="[294,1292,326,1634]" captionTargetId="figure@16.[294,1292,326,1634]" captionTargetPageId="16" captionText="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="15" pageNumber="16">Figure 5</figureCitation>
E). Subumbrellar rhopalial windows smooth and flat, with a small concavity at top where rhopalium joins nerve cord (
<figureCitation id="137B2A18AC5C347BFCF8CE61D6F7F9B5" box="[869,970,1593,1619]" captionStart="FIGURE 5" captionStartId="16.[264,368,1658,1682]" captionTargetBox="[294,1292,326,1634]" captionTargetId="figure@16.[294,1292,326,1634]" captionTargetPageId="16" captionText="FIGURE 5. Malo maxima, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue." httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="15" pageNumber="16">Figure 5</figureCitation>
E).
</paragraph>
<paragraph id="8BFF369DAC5C347BFEA5CE39D774F8A5" blockId="15.[264,1324,873,1859]" pageId="15" pageNumber="16">
Colour: in life, body and gonads transparent and colourless, with a hint of cloudiness to mesoglea; tentacles pale pink and about 5
<date id="FFFE105DAC5C347BFCC9CED1D65CF945" box="[852,865,1673,1699]" pageId="15" pageNumber="16">8</date>
x BH in normal swimming posture, exumbrellar rhopaliar warts pale purple, rhopalia appeared as small black spots; after two months preserved in dilute formalin (equal to approx. 2% formaldehyde), gonads and tentacles opaque whitish, mesoglea hyaline, nematocyst warts faded to nearly invisible, and eye spots faded brown.
</paragraph>
<caption id="DF3F6615AC433464FE95CE22D7A9F8FA" httpUri="https://zenodo.org/record/170457/files/figure.png" pageId="16" pageNumber="17" targetBox="[294,1292,326,1634]" targetPageId="16">
<paragraph id="8BFF369DAC433464FE95CE22D7A9F8FA" blockId="16.[264,1323,1658,1820]" pageId="16" pageNumber="17">
<emphasis id="B934EA8FAC433464FE95CE22D4B6F974" bold="true" box="[264,395,1658,1682]" pageId="16" pageNumber="17">FIGURE 5.</emphasis>
<taxonomicName id="4C404D1EAC433464FE0ECE22D71AF977" box="[403,551,1658,1681]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="16" pageNumber="17" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC433464FE0ECE22D71AF977" box="[403,551,1658,1681]" italics="true" pageId="16" pageNumber="17">Malo maxima</emphasis>
</taxonomicName>
, gen. et sp. nov. A. Subumbrellar view of section of velarium, showing typical velarial canal pattern and perradial lappets. B. Female gonad; note conspicuous eggs. C. Male gonad; note fingerprint­like pattern. D. Dissected view of proboscis. E. Dissected view of subumbrellar wall; note mesenterial flap in upper region, continuing down to the rhopaliar stem as a sessile cord­like thickening of tissue.
</paragraph>
</caption>
<paragraph id="8BFF369DAC423465FE95C944D44EFED0" blockId="17.[264,1323,284,1030]" box="[264,371,284,310]" pageId="17" pageNumber="18">Variation</paragraph>
<paragraph id="8BFF369DAC423465FEA5C91CD44BFCD8" blockId="17.[264,1323,284,1030]" pageId="17" pageNumber="18">
Most of the
<typeStatus id="54FB883FAC423465FE42C91CD772FEB8" box="[479,591,324,350]" pageId="17" pageNumber="18" type="paratype">paratypes</typeStatus>
have the following characters which are different to the
<typeStatus id="54FB883FAC423465FE95C934D44CFE60" box="[264,369,364,390]" pageId="17" pageNumber="18" type="holotype">holotype</typeStatus>
, presumed to be related to growth: the rhopalial horns are curved inward slightly, resembling devil horns or Viking horns, but in all cases they are still short and thick; the perradial lappets typically have a row of 14 nematocyst warts on each side (typically 2), almost always mirrored between the opposing lappets in each pair; the velarial canals are typically branched into 4 or 5 fingers, which may or may not have side branches; the perradial lappets rarely have side branches, but almost always have terminal nipple­like extensions; the pedalia typically have between 110 nematocyst warts in a row on the outer keel, most often about 34; the pedalial canal bend is highly variable from knee­like, to 90°­cornered, to having a very low upward­pointing thorn where the canal breaks away from the lamella, to resembling that described for the
<typeStatus id="54FB883FAC423465FC14CA8CD6CEFD08" box="[905,1011,724,750]" pageId="17" pageNumber="18" type="holotype">holotype</typeStatus>
, i.e., with a blunt obliqueedged extension. All other characters were consistent with those described for the
<typeStatus id="54FB883FAC423465FE95CB7CD44FFCD8" box="[264,370,804,830]" pageId="17" pageNumber="18" type="holotype">holotype</typeStatus>
.
</paragraph>
<paragraph id="8BFF369DAC423465FEA5CB14D4E9FBE0" blockId="17.[264,1323,284,1030]" pageId="17" pageNumber="18">
Specimen number
<collectionCode id="ED51AE58AC423465FD8FCB14D764FC80" LSID="urn:lsid:biocol.org:col:34981" box="[530,601,844,870]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34981" name="Western Australian Museum" pageId="17" pageNumber="18">WAM</collectionCode>
Z29948 has two half­length pedalia on one of the corners, for a total of 5 pedalia; the remaining three pedalia are of the normal length. Specimen number
<collectionCode id="ED51AE58AC423465FE95CBC4D472FC50" LSID="urn:lsid:biocol.org:col:34981" box="[264,335,924,950]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34981" name="Western Australian Museum" pageId="17" pageNumber="18">WAM</collectionCode>
Z29945 has a crenulated margin of the inner pedalial keels, and in specimen number
<collectionCode id="ED51AE58AC423465FE95CB9CD472FC38" LSID="urn:lsid:biocol.org:col:34981" box="[264,335,964,990]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34981" name="Western Australian Museum" pageId="17" pageNumber="18">WAM</collectionCode>
Z29948, the margin is instead notched and lobed. All of these are believed to be mere aberrations.
</paragraph>
<paragraph id="8BFF369DAC423465FE95CC64D76DFBB3" blockId="17.[264,1325,1084,1830]" box="[264,592,1084,1109]" pageId="17" pageNumber="18">
<emphasis id="B934EA8FAC423465FE95CC64D76DFBB3" box="[264,592,1084,1109]" italics="true" pageId="17" pageNumber="18">
Nematocysts (
<figureCitation id="137B2A18AC423465FE31CC64D72FFBB3" box="[428,530,1084,1109]" captionStart="FIGURE 6" captionStartId="18.[264,368,1612,1636]" captionTargetBox="[265,1322,329,1586]" captionTargetId="figure@18.[265,1322,329,1586]" captionTargetPageId="18" captionText="FIGURE 6. Nematocysts of Carukia shinju n. sp. and Malo maxima gen. et sp. nov. A. Tentacular nematocysts of C. shinju, undischarged. B. Same, discharged. C. Bell nematocysts of C. shinju. D. Tentacular nematocysts of M. maxima, undischarged. E. Same, discharged. F. Bell nematocysts of M. maxima." httpUri="https://zenodo.org/record/170458/files/figure.png" pageId="17" pageNumber="18">Figure 6</figureCitation>
DF)
</emphasis>
</paragraph>
<paragraph id="8BFF369DAC423465FEA5CC3CD71AF8C0" blockId="17.[264,1325,1084,1830]" pageId="17" pageNumber="18">
The tentacular nematocysts of
<taxonomicName id="4C404D1EAC423465FD03CC3CD61FFB9B" box="[670,802,1124,1149]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="17" pageNumber="18" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC423465FD03CC3CD61FFB9B" box="[670,802,1124,1149]" italics="true" pageId="17" pageNumber="18">M. maxima</emphasis>
</taxonomicName>
are of one
<typeStatus id="54FB883FAC423465FC39CC3CD6EAFB98" box="[932,983,1124,1150]" pageId="17" pageNumber="18">type</typeStatus>
only, namely penetrant­form microbasic p­mastigophores with all spines orientated away from the capsule (
<figureCitation id="137B2A18AC423465FB34CCD4D033FB40" box="[1193,1294,1164,1190]" captionStart="FIGURE 6" captionStartId="18.[264,368,1612,1636]" captionTargetBox="[265,1322,329,1586]" captionTargetId="figure@18.[265,1322,329,1586]" captionTargetPageId="18" captionText="FIGURE 6. Nematocysts of Carukia shinju n. sp. and Malo maxima gen. et sp. nov. A. Tentacular nematocysts of C. shinju, undischarged. B. Same, discharged. C. Bell nematocysts of C. shinju. D. Tentacular nematocysts of M. maxima, undischarged. E. Same, discharged. F. Bell nematocysts of M. maxima." httpUri="https://zenodo.org/record/170458/files/figure.png" pageId="17" pageNumber="18">Figure 6</figureCitation>
D, E). The nematocysts have an arithmetic mean of 43.18µm long by 16.87µm at the widest point (range 34.5549.32µm long by 14.5919.65µm wide, n=58). The capsule is exaggeratedly elongate, resembling a cross between a cigar and an egg, wider toward the distal end and with a distinct nipple at the distal apex; the proximal end narrows to a smoothly rounded point. Inside the capsule, a baseball­bat­shaped shaft extends about 2/3 the length, wider at its distal end (= the proximal end of the capsule), with the spined tubule coiled loosely five times in the longitudinal axis. The discharged basis is evenly cylindrical, with distally­pointing spines along the entire length; the basis is about half again as wide as the tubule, with a tapered joint. The tubule is of an even diameter and evenly armed with several spiraling rows of small spines throughout. Many of the observed capsules that were no longer embedded in the tentacle lacked spines, suggesting that the spines may fall off easily, especially when they have discharged into an object (in this case, probably another portion of the tentacle, or maybe the collecting container). The lack of spines could prove confusing in nematocyst identification, particularly in medical diagnosis of Irukandji patients; however, the capsule shape and size, as well as the shaft form are still diagnostic.
</paragraph>
<caption id="DF3F6615AC413466FE95CE14D4BAF92D" httpUri="https://zenodo.org/record/170458/files/figure.png" pageId="18" pageNumber="19" targetBox="[265,1322,329,1586]" targetPageId="18">
<paragraph id="8BFF369DAC413466FE95CE14D4BAF92D" blockId="18.[264,1323,1612,1740]" pageId="18" pageNumber="19">
<emphasis id="B934EA8FAC413466FE95CE14D4B7F982" bold="true" box="[264,394,1612,1636]" pageId="18" pageNumber="19">FIGURE 6.</emphasis>
Nematocysts of
<taxonomicName id="4C404D1EAC413466FDDDCE15D7DDF982" box="[576,736,1613,1636]" class="Cubozoa" family="Tamoyidae" genus="Carukia" kingdom="Animalia" order="Cubomedusae" pageId="18" pageNumber="19" phylum="Cnidaria" rank="species" species="shinju" status="sp. nov.">
<emphasis id="B934EA8FAC413466FDDDCE15D7DDF982" box="[576,736,1613,1636]" italics="true" pageId="18" pageNumber="19">Carukia shinju</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A20757F4AC413466FD7ACE14D61CF985" box="[743,801,1612,1635]" pageId="18" pageNumber="19" rank="species">n. sp.</taxonomicNameLabel>
and
<taxonomicName id="4C404D1EAC413466FCCBCE15D6D7F982" box="[854,1002,1613,1636]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="18" pageNumber="19" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC413466FCCBCE15D6D7F982" box="[854,1002,1613,1636]" italics="true" pageId="18" pageNumber="19">Malo maxima</emphasis>
</taxonomicName>
gen. et sp. nov. A. Tentacular nematocysts of
<taxonomicName id="4C404D1EAC413466FE2CCE37D72CF960" box="[433,529,1647,1670]" class="Cubozoa" family="Tamoyidae" genus="Carukia" kingdom="Animalia" order="Cubomedusae" pageId="18" pageNumber="19" phylum="Cnidaria" rank="species" species="shinju">
<emphasis id="B934EA8FAC413466FE2CCE37D72CF960" box="[433,529,1647,1670]" italics="true" pageId="18" pageNumber="19">C. shinju</emphasis>
</taxonomicName>
, undischarged. B. Same, discharged. C. Bell nematocysts of
<taxonomicName id="4C404D1EAC413466FB3FCE37D03FF960" box="[1186,1282,1647,1670]" class="Cubozoa" family="Tamoyidae" genus="Carukia" kingdom="Animalia" order="Cubomedusae" pageId="18" pageNumber="19" phylum="Cnidaria" rank="species" species="shinju">
<emphasis id="B934EA8FAC413466FB3FCE37D03FF960" box="[1186,1282,1647,1670]" italics="true" pageId="18" pageNumber="19">C. shinju</emphasis>
</taxonomicName>
. D. Tentacular nematocysts of
<taxonomicName id="4C404D1EAC413466FDB7CECAD79EF94F" box="[554,675,1682,1705]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="18" pageNumber="19" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC413466FDB7CECAD79EF94F" box="[554,675,1682,1705]" italics="true" pageId="18" pageNumber="19">M. maxima</emphasis>
</taxonomicName>
, undischarged. E. Same, discharged. F. Bell nematocysts of
<taxonomicName id="4C404D1EAC413466FE95CEEDD442F92A" box="[264,383,1717,1740]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="18" pageNumber="19" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC413466FE95CEEDD442F92A" box="[264,383,1717,1740]" italics="true" pageId="18" pageNumber="19">M. maxima</emphasis>
</taxonomicName>
.
</paragraph>
</caption>
<paragraph id="8BFF369DAC413467FEA5CEA7D781FDA8" blockId="18.[264,1323,1791,1897]" lastBlockId="19.[264,1324,284,1710]" lastPageId="19" lastPageNumber="20" pageId="18" pageNumber="19">
Three
<typeStatus id="54FB883FAC413466FE16CEA7D4F4F8FF" box="[395,457,1791,1817]" pageId="18" pageNumber="19">types</typeStatus>
of microbasic p­mastigophores are currently differentiated based on direction of spination:
<typeStatus id="54FB883FAC413466FD83CF7FD765F8A7" box="[542,600,1831,1857]" pageId="18" pageNumber="19">Type</typeStatus>
1, with all spines orientated at right angles to the capsule;
<typeStatus id="54FB883FAC413466FE95CF17D47FF88F" box="[264,322,1871,1897]" pageId="18" pageNumber="19">Type</typeStatus>
2, with all spines orientated toward the capsule; and
<typeStatus id="54FB883FAC413466FC23CF17D6C5F88F" box="[958,1016,1871,1897]" pageId="18" pageNumber="19">Type</typeStatus>
3, with most spines short and pointing toward the capsule, plus some longer spines pointing away (
<bibRefCitation id="EFD14B6CAC403467FBFCC944D47AFEB8" author="Williamson" pageId="19" pageNumber="30" refString="Williamson, J., Fenner, P., Burnett, J. &amp; Rifkin, J. (1996) Venomous and poisonous marine animals: a medical and biological handbook. NSW University Press, Sydney, Australia, 504 pp." type="book" year="1996">Williamson et al. 1996</bibRefCitation>
). The nematocysts of
<taxonomicName id="4C404D1EAC403467FDCAC91CD7C0FEBB" box="[599,765,324,349]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="19" pageNumber="20" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC403467FDCAC91CD7C0FEBB" box="[599,765,324,349]" italics="true" pageId="19" pageNumber="20">Malo maxima</emphasis>
</taxonomicName>
have only large spines, which all point away from the capsule (
<figureCitation id="137B2A18AC403467FE42C934D778FE60" box="[479,581,364,390]" captionStart="FIGURE 6" captionStartId="18.[264,368,1612,1636]" captionTargetBox="[265,1322,329,1586]" captionTargetId="figure@18.[265,1322,329,1586]" captionTargetPageId="18" captionText="FIGURE 6. Nematocysts of Carukia shinju n. sp. and Malo maxima gen. et sp. nov. A. Tentacular nematocysts of C. shinju, undischarged. B. Same, discharged. C. Bell nematocysts of C. shinju. D. Tentacular nematocysts of M. maxima, undischarged. E. Same, discharged. F. Bell nematocysts of M. maxima." httpUri="https://zenodo.org/record/170458/files/figure.png" pageId="19" pageNumber="20">Figure 6</figureCitation>
E), herein designated as
<typeStatus id="54FB883FAC403467FCF4C934D69EFE60" box="[873,931,364,390]" pageId="19" pageNumber="20">Type</typeStatus>
4; this same arrangement is also found in at least five other closely­related undescribed species, namely “Morbakka,” the “Darwin carybdeid,” “Pseudo­Irukandji,” “Halo­Irukandji,” and the “Dampier Irukandji.” This
<typeStatus id="54FB883FAC403467FEDBC9BCD444FE18" box="[326,377,484,510]" pageId="19" pageNumber="20">type</typeStatus>
of nematocyst is similar to the form erroneously attributed by
<bibRefCitation id="EFD14B6CAC403467FBE5C9BCD46BFDC0" pageId="19" pageNumber="30" refString="Wiltshire, C. J., Sutherland, S. K., Fenner, P. J. &amp; Young, A. R. (2000) Optimization and preliminary characterization of venom isolated from 3 medically important jellyfish: the box (Chironex fleckeri), Irukandji (Carukia barnesi), and blubber (Catostylus mosaicus) jellyfish. Wilderness &amp; Environmental Medicine, 11, 241 - 250." type="journal article">Wiltshire et al. (2000)</bibRefCitation>
to
<taxonomicName id="4C404D1EAC403467FEE6CA54D707FDC3" box="[379,570,524,549]" class="Cubozoa" family="Tamoyidae" genus="Carukia" kingdom="Animalia" order="Cubomedusae" pageId="19" pageNumber="20" phylum="Cnidaria" rank="species" species="barnesi">
<emphasis id="B934EA8FAC403467FEE6CA54D707FDC3" box="[379,570,524,549]" italics="true" pageId="19" pageNumber="20">Carukia barnesi</emphasis>
</taxonomicName>
; neither the specimen (fig. 2) nor the nematocysts (fig. 3) match those of
<taxonomicName id="4C404D1EAC403467FEF0CA6CD785FDA8" authority="Southcott 1967" authorityName="Southcott" authorityYear="1967" box="[365,696,564,590]" class="Cubozoa" family="Tamoyidae" genus="Carukia" kingdom="Animalia" order="Cubomedusae" pageId="19" pageNumber="20" phylum="Cnidaria" rank="species" species="barnesi">
<emphasis id="B934EA8FAC403467FEF0CA6CD4DAFDAB" box="[365,487,564,589]" italics="true" pageId="19" pageNumber="20">C. barnesi</emphasis>
(
<bibRefCitation id="EFD14B6CAC403467FE6BCA6CD792FDA8" author="Southcott" box="[502,687,564,590]" pageId="19" pageNumber="29" refString="Southcott, R. V. (1967) Revision of some Carybdeidae (Scyphozoa: Cubomedusae), including a description of the jellyfish responsible for the &quot; Irukandji syndrome &quot;. Australian Journal of Zoology, 15, 651 - 671." type="journal article" year="1967">Southcott 1967</bibRefCitation>
)
</taxonomicName>
.
</paragraph>
<paragraph id="8BFF369DAC403467FEA5CA04D499FC50" blockId="19.[264,1324,284,1710]" pageId="19" pageNumber="20">
The capsule shape of the mastigophores of
<taxonomicName id="4C404D1EAC403467FCCCCA04D6C5FD93" box="[849,1016,604,629]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="19" pageNumber="20" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC403467FCCCCA04D6C5FD93" box="[849,1016,604,629]" italics="true" pageId="19" pageNumber="20">Malo maxima</emphasis>
</taxonomicName>
is reminiscent of that of
<taxonomicName id="4C404D1EAC403467FE95CADCD4E8FD7B" box="[264,469,644,669]" class="Cubozoa" family="Chirodropidae" genus="Chironex" kingdom="Animalia" order="Chirodropida" pageId="19" pageNumber="20" phylum="Cnidaria" rank="species" species="fleckeri">
<emphasis id="B934EA8FAC403467FE95CADCD4E8FD7B" box="[264,469,644,669]" italics="true" pageId="19" pageNumber="20">Chironex fleckeri</emphasis>
</taxonomicName>
and many of the chirodropids in that both forms are elongate, but these are considerably more egg­shaped and relatively wider than those of the chirodropids. In comparison with the discharged basis and tubule of the common carybdeid microbasic euryteles (= basis dilated distally, with numerous rows of relatively small spines) and tumiteles (= basis dilated midway, with numerous large spines), these bases are longer and cylindrical and the spines are prominent throughout the length. One would not easily confuse these nematocysts with the typical carybdeid nematocysts, or with those of the chirodropids.
</paragraph>
<paragraph id="8BFF369DAC403467FEA5CB9CD117F9E8" blockId="19.[264,1324,284,1710]" pageId="19" pageNumber="20">
This brings up an issue that has plagued recent cubozoologists (
<bibRefCitation id="EFD14B6CAC403467FB1FCB9CD4FAFBE0" author="Kingston" pageId="19" pageNumber="28" refString="Kingston, C. W. &amp; Southcott, R. V. (1960) Skin histiopathy in fatal jellyfish stinging. Transactions of the Royal Society of Tropical Medicine and Hygiene, 54, 373 - 384." type="journal article" year="1960">Kingston and Southcott 1960</bibRefCitation>
;
<bibRefCitation id="EFD14B6CAC403467FE40CBB4D7A0FBE0" author="Southcott" box="[477,669,1004,1030]" pageId="19" pageNumber="29" refString="Southcott, R. V. (1967) Revision of some Carybdeidae (Scyphozoa: Cubomedusae), including a description of the jellyfish responsible for the &quot; Irukandji syndrome &quot;. Australian Journal of Zoology, 15, 651 - 671." type="journal article" year="1967">Southcott 1967</bibRefCitation>
;
<bibRefCitation id="EFD14B6CAC403467FD2ECBB4D6D8FBE0" author="Calder" box="[691,997,1004,1030]" pageId="19" pageNumber="27" refString="Calder, D. R. &amp; Peters, E. C. (1975) Nematocysts of Chiropsalmus quadrumanus with comments on the systematic status of the Cubomedusae. Helgolaender wissenschaftliche Meeresuntersuchungen, 27, 364 - 369." type="journal article" year="1975">Calder and Peters 1975</bibRefCitation>
;
<bibRefCitation id="EFD14B6CAC403467FC66CBB4D01BFBE0" author="Williamson" box="[1019,1318,1004,1030]" pageId="19" pageNumber="30" refString="Williamson, J., Fenner, P., Burnett, J. &amp; Rifkin, J. (1996) Venomous and poisonous marine animals: a medical and biological handbook. NSW University Press, Sydney, Australia, 504 pp." type="book" year="1996">Williamson et al. 1996</bibRefCitation>
;
<bibRefCitation id="EFD14B6CAC403467FE95CC4CD71FFBC8" author="Yanagihara" box="[264,546,1044,1070]" pageId="19" pageNumber="30" refString="Yanagihara, A. A., Kuroiwa, J. M. Y., Oliver, L. M., Chung, J. J. &amp; Kunkel, D. D. (2002) Ultrastructure of a novel eurytele nematocyst of Carybdea alata Reynaud (Cubozoa, Cnidaria). Cell &amp; Tissue Research, 308, 307 - 318." type="journal article" year="2002">Yanagihara et al. 2002</bibRefCitation>
): most cubozoan nematocysts can be classified into one of the existing shaft­based groupings, but do not
<emphasis id="B934EA8FAC403467FC94CC64D652FBB3" box="[777,879,1084,1109]" italics="true" pageId="19" pageNumber="20">look like</emphasis>
those of other cnidarian classes. For example, the principal tentacular nematocysts of many cubozoans are microbasic mastigophores (= cylindrical basis) by conventional interpretation, but the capsule shape, size of the spines, and pattern of spination are wholly different from those belonging to the Hydrozoa and Anthozoa. Thus, comparison of mastigophores between the Cubozoa and other classes (
<bibRefCitation id="EFD14B6CAC403467FE58CD5CD618FAF8" author="Marques" box="[453,805,1284,1310]" pageId="19" pageNumber="29" refString="Marques, A. C. &amp; Collins, A. G. (2004) Cladistic analysis of Medusozoa and cnidarian evolution. Invertebrate Biology, 123, 23 - 42." type="journal article" year="2004">Marques and Collins 2004</bibRefCitation>
) is potentially misleading, because the classification groups highly heterogeneous forms and may therefore be artificial. Similarly, the principal tentacular nematocysts of
<taxonomicName id="4C404D1EAC403467FCFDCD0CD6E9FA8B" box="[864,980,1364,1389]" class="Cubozoa" family="Carybdeidae" genus="Carybdea" kingdom="Animalia" order="Cubomedusae" pageId="19" pageNumber="20" phylum="Cnidaria" rank="genus">
<emphasis id="B934EA8FAC403467FCFDCD0CD6E9FA8B" box="[864,980,1364,1389]" italics="true" pageId="19" pageNumber="20">Carybdea</emphasis>
</taxonomicName>
and
<taxonomicName id="4C404D1EAC403467FB8FCD0CD14FFA8B" box="[1042,1138,1364,1389]" class="Cubozoa" family="Tamoyidae" genus="Carukia" kingdom="Animalia" order="Cubomedusae" pageId="19" pageNumber="20" phylum="Cnidaria" rank="genus">
<emphasis id="B934EA8FAC403467FB8FCD0CD14FFA8B" box="[1042,1138,1364,1389]" italics="true" pageId="19" pageNumber="20">Carukia</emphasis>
</taxonomicName>
are microbasic euryteles (or tumiteles, used by some workers) based on the distal (or medial) swelling of the shaft, but again, the spines are completely different from those of the other classes. A revision of nematocyst taxonomy is badly needed, incorporating not only the basis and tubule morphology, but the forms of the capsules and spines as well.
</paragraph>
<paragraph id="8BFF369DAC403467FEA5CE44D132F948" blockId="19.[264,1324,284,1710]" pageId="19" pageNumber="20">
The exumbrellar nematocysts of
<taxonomicName id="4C404D1EAC403467FD51CE44D64EF9D3" box="[716,883,1564,1589]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="19" pageNumber="20" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC403467FD51CE44D64EF9D3" box="[716,883,1564,1589]" italics="true" pageId="19" pageNumber="20">Malo maxima</emphasis>
</taxonomicName>
are large spherical isorhizas with a short, loosely coiled tubule, with an arithmetic mean of 28.32µm (range 23.5929.82µm, n=49) (
<figureCitation id="137B2A18AC403467FEF4CE34D4E6F960" box="[361,475,1644,1670]" captionStart="FIGURE 6" captionStartId="18.[264,368,1612,1636]" captionTargetBox="[265,1322,329,1586]" captionTargetId="figure@18.[265,1322,329,1586]" captionTargetPageId="18" captionText="FIGURE 6. Nematocysts of Carukia shinju n. sp. and Malo maxima gen. et sp. nov. A. Tentacular nematocysts of C. shinju, undischarged. B. Same, discharged. C. Bell nematocysts of C. shinju. D. Tentacular nematocysts of M. maxima, undischarged. E. Same, discharged. F. Bell nematocysts of M. maxima." httpUri="https://zenodo.org/record/170458/files/figure.png" pageId="19" pageNumber="20">Figure 6</figureCitation>
F). About 5570 nematocysts were observed on each wart. The nematocysts of the pedalia, velarium, and lips were not examined.
</paragraph>
<paragraph id="8BFF369DAC403467FE95CEBCD480F918" blockId="19.[264,1323,1764,1870]" box="[264,445,1764,1790]" pageId="19" pageNumber="20">Stinging ability</paragraph>
<paragraph id="8BFF369DAC403460FEA5CF54D4B9F930" blockId="19.[264,1323,1764,1870]" lastBlockId="20.[264,1325,284,1870]" lastPageId="20" lastPageNumber="21" pageId="19" pageNumber="20">
<taxonomicName id="4C404D1EAC403467FEA5CF54D4E6F8C3" box="[312,475,1804,1829]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="19" pageNumber="20" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC403467FEA5CF54D4E6F8C3" box="[312,475,1804,1829]" italics="true" pageId="19" pageNumber="20">Malo maxima</emphasis>
</taxonomicName>
is apparently an extremely dangerous animal. I hypothesize that this is the species that left a fit, healthy male, 41 years old, in critical condition on life support for three days in
<date id="FFFE105DAC473460FE3AC944D76AFED0" box="[423,599,284,310]" pageId="20" pageNumber="21" value="2004-02">February 2004</date>
, stung while surfing after a cyclone (which seems intriguing, because the previous life threatening sting, to a female in 2000, was also following a cyclone). This sting event progressed as follows (M. Longhurst, pers. comm.,
<date id="FFFE105DAC473460FB3FC934D01BFE60" box="[1186,1318,364,390]" pageId="20" pageNumber="21" value="2004-04">April 2004</date>
; his own words have been used as much as possible): The initial sting was felt as an immense sharp pain to the top of the back of the right thigh, under “board shorts” (i.e., surfers pants), like red hot pokers going into the leg. The initial pain lasted about ten minutes, with no welts or redness; it was not felt that repeated stinging took place, only a high level of pain that did not subside. The patient was aware of Irukandjis, but believed this was not to blame due to the severity of the pain of the sting. At about five minutes post sting, the patient felt an exertion­type pain in the region of the sternum. At about 1015 minutes post sting, it became painful to breathe; pain was still localized to the sternum area. With breathing getting harder and shorter, the patient paddled back to the beach (about 15 minutes post­sting).
<collectingCountry id="F357760DAC473460FDEFCAA4D7AEFCF0" box="[626,659,764,790]" name="American Samoa" pageId="20" pageNumber="21">As</collectingCountry>
soon as he stood up, he felt soreness in his back, which he attributed at the time to fatigue from not surfing for awhile. While walking the
<quantity id="4CB89B78AC473460FB78CB7CD015FCD8" box="[1253,1320,804,830]" metricMagnitude="2" metricUnit="m" metricValue="3.0" pageId="20" pageNumber="21" unit="m" value="300.0">300m</quantity>
across the beach, breathing was getting very difficult, the back was sore, and he noticed his legs getting sore, an achy feeling around the knees; he had to steady himself on the railing at the base of the stairs, feeling like he was losing control of his body and legs. Walking up the stairs, he was uncontrollably groaning and gasping quite loudly, such that people
<quantity id="4CB89B78AC473460FB78CB9CD015FC38" box="[1253,1320,964,990]" metricMagnitude="2" metricUnit="m" metricValue="1.0" pageId="20" pageNumber="21" unit="m" value="100.0">100m</quantity>
away turned to look. The walk from the stairs to the car was an agonizing effort to force himself to walk, bent over, clutching his chest and surfboard. While trying to get into the car, he was unable to move his legs or use his arms to pull his legs in. He tried to phone for help but was unable to coordinate his movements enough to dial or hold the phone steady. At that point, the pain was not too bad, but the groaning was involuntary and the difficulty breathing was “freaking him out” (i.e., making him psychologically distressed). Some young men nearby came over to offer assistance, calling the hospital and transporting him in his car. During the ten­minute drive to the hospital, he thought he would suffocate. At the hospital, he tried to get out of the car and fell in a heap on the ground, unable to move his legs or arms, laying there groaning and suffocating. Inside the hospital, his blood pressure was 230/110, and a total of
<quantity id="4CB89B78AC473460FD21CD24D633FA70" box="[700,782,1404,1430]" metricMagnitude="-4" metricUnit="kg" metricValue="3.0" pageId="20" pageNumber="21" unit="mg" value="300.0">300mg</quantity>
of morphine still did not control the pain. He was intubated approximately five hours post sting, and transported by air ambulance to a hospital in Perth, where he remained unconscious for 2 1/2 days. In the following week, he experienced intense aching in calf muscles and the knees, with the knees feeling like they wanted to explode. Up to two weeks post­sting, he felt sharp prickly sensations anywhere on the body, similar to the initial sting, as well as tightness in the chest and general fatigue. Some five months after the sting, he described a bout with the flu as “the worst flu ever,” and, while being laid out for three weeks, wondered if he had lost some tolerance from the syndrome.
</paragraph>
<paragraph id="8BFF369DAC473461FEA5CEBCD6D6FE18" blockId="20.[264,1325,284,1870]" lastBlockId="21.[264,1323,284,990]" lastPageId="21" lastPageNumber="22" pageId="20" pageNumber="21">
Empirical evidence is lacking to support the hypothesis that
<taxonomicName id="4C404D1EAC473460FBD9CEBCD1D3F91B" box="[1092,1262,1764,1789]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="20" pageNumber="21" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC473460FBD9CEBCD1D3F91B" box="[1092,1262,1764,1789]" italics="true" pageId="20" pageNumber="21">Malo maxima</emphasis>
</taxonomicName>
was responsible for the sting of Mr. Longhurst. Skin scrapings of his sting were taken at the hospital in Broome, but I still await reply to my repeated requests for access to them. My hypothesis is not completely speculative, however, because a fatal sting in QLD with a similar severe initial sting, severe hypertension, and lack of nausea, has been attributed to an unknown species with very similar nematocysts (
<bibRefCitation id="EFD14B6CAC463461FCF7C934D17EFE60" author="Huynh" box="[874,1091,364,390]" pageId="21" pageNumber="28" refString="Huynh, T. T., Seymour, J., Pereira, P., Mulcahy, R., Cullen, P., Carrette, T. &amp; Little, M. (2003) Severity of Irukandji syndrome and nematocyst identification from skin scrapings. Medical Journal of Australia, 178, 38 - 41." type="journal article" year="2003">Huynh et al. 2003</bibRefCitation>
). It is likely that the QLD fatality can be attributed to the undescribed “Halo­Irukandji” or “Pseudo­Irukandji,” based on nematocysts recovered from the victim; this group was closely linked with
<taxonomicName id="4C404D1EAC463461FA96C9E4D458FE1B" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="21" pageNumber="22" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC463461FA96C9E4D458FE1B" italics="true" pageId="21" pageNumber="22">M. maxima</emphasis>
</taxonomicName>
in a recent genetic study (Gershwin unpublished data).
</paragraph>
<paragraph id="8BFF369DAC463461FEA5CA54D176FC38" blockId="21.[264,1323,284,990]" pageId="21" pageNumber="22">
Some 10­12 severe syndromes occur per year that are treated on the pearling vessels (P. Cookson, Pearl Producers Association, pers. comm. 2004); some of these stings are apparently referable to
<taxonomicName id="4C404D1EAC463461FD87CA04D7A2FD93" box="[538,671,604,629]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="21" pageNumber="22" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC463461FD87CA04D7A2FD93" box="[538,671,604,629]" italics="true" pageId="21" pageNumber="22">M. maxima</emphasis>
</taxonomicName>
, as divers sometimes see themselves get stung by what they believe to be this species, subsequently developing the syndrome (various pearl divers and skippers, pers. comm. 2004). It is possible that the pearl divers have not had life threatening complications from severe envenomations because of their extreme level of athletic fitness. Countless other milder cases of Irukandji syndrome are experienced by the pearl divers, without narcotics being required. An additional 40 or so hospitalizations per year occur in Broome due to Irukandji syndrome (Kimberley Public Health Unit 2003;
<bibRefCitation id="EFD14B6CAC463461FE95CB2CD70AFC68" author="Macrokanis" box="[264,567,884,910]" pageId="21" pageNumber="29" refString="Macrokanis, C. J., Hall, N. L. &amp; Mein, J. K. (2004) Irukandji syndrome in northern Western Australia: an emerging health problem. Medical Journal of Australia, 181, 699 - 702." type="journal article" year="2004">Macrokanis et al. 2004</bibRefCitation>
), though it is unclear for what percentage this species is responsible. This species has not yet proven to be lethal to humans, but all possible safety precautions should be used when handling or encountering this animal.
</paragraph>
<paragraph id="8BFF369DAC463461FE95CC4CD4A8FBC8" blockId="21.[264,1323,1044,1230]" box="[264,405,1044,1070]" pageId="21" pageNumber="22">Distribution</paragraph>
<paragraph id="8BFF369DAC463461FEA5CC64D7FFFB28" blockId="21.[264,1323,1044,1230]" pageId="21" pageNumber="22">So far this species is known only from off 80 Mile Beach and outside Roebuck Bay, Broome. It seems to be more common offshore; specimens have been caught nearshore during onshore winds, and several severe stings presumed to be from this species have occurred onshore following cyclones.</paragraph>
<paragraph id="8BFF369DAC463461FE95CD5CD771FAF8" blockId="21.[264,1325,1284,1870]" box="[264,588,1284,1310]" pageId="21" pageNumber="22">Ecology and natural history</paragraph>
<paragraph id="8BFF369DAC463461FEA5CD74D701F9E8" blockId="21.[264,1325,1284,1870]" pageId="21" pageNumber="22">
The species is found in abundance offshore from the 80 Mile Beach region of North Western
<collectingCountry id="F357760DAC463461FEF3CD0CD4E1FA88" box="[366,476,1364,1390]" name="Australia" pageId="21" pageNumber="22">Australia</collectingCountry>
, especially common at night when attracted by artificial lights. They are also said to often occur in a band about
<quantity id="4CB89B78AC463461FD7ACD24D631FA70" box="[743,780,1404,1430]" metricMagnitude="0" metricUnit="m" metricValue="9.0" pageId="21" pageNumber="22" unit="m" value="9.0">9m</quantity>
deep, where they are commonly observed by the pearl divers during their decompression stops. They are only occasionally observed near the bottom, but this could be due to the divers diverted attention rather than due to species depth preferences.
</paragraph>
<paragraph id="8BFF369DAC463462FEA5CE44D797FDC0" blockId="21.[264,1325,1284,1870]" lastBlockId="22.[264,1323,284,670]" lastPageId="22" lastPageNumber="23" pageId="21" pageNumber="22">
For reasons that are not yet clear, the species was most often caught during the penultimate hour before slack tide, with greater abundance on a falling tide than on a rising tide. Approximately 1 1/2 to 2 hours before slack tide, medusae would begin coming to the stern of the boat, presumably drawn by powerful flood lights. They would increase in numbers, with often more than 10 visible at a time; they seemed undeterred in their attraction to the light by fishes and squids that were also swarming under the light. Abruptly about one hour to 1/2 hour before slack tide, the medusae would stop coming. Some nights they came for both slack tides but were more abundant on the earlier slack, while other nights they only came for the first slack tide. These results may have been biased by the fact that the collecting trip was limited to the neap period, during which the earlier evening tide was predominantly the low tide; it would be interesting to see what occurrence pattern the medusae exhibit during other periods of the tidal cycle. In contrast to the large number of medusae observed at night, approximately five specimens were caught and some several dozen were seen by the divers during the day throughout a nineday neap period in early
<date id="FFFE105DAC453462FDB7CA54D79BFDC0" box="[554,678,524,550]" pageId="22" pageNumber="23" value="2004-05">May 2004</date>
.
</paragraph>
<paragraph id="8BFF369DAC453462FEA5CA6CD19EFD78" blockId="22.[264,1323,284,670]" pageId="22" pageNumber="23">Several specimens were caught with unidentified species of larval fish in the guts, both during fish frenzies at the night lights and also during the day while the divers were at decompression hang off. However, none were observed actively catching prey.</paragraph>
<paragraph id="8BFF369DAC453462FE95CA8CD4C2FD08" blockId="22.[264,1322,724,870]" box="[264,511,724,750]" pageId="22" pageNumber="23">Molecular sequences</paragraph>
<paragraph id="8BFF369DAC453462FEA5CAA4D494FC80" blockId="22.[264,1322,724,870]" pageId="22" pageNumber="23">16S mtDNA and 18S nDNA gene sequences are being developed for this species, as part of a phylogenetic study to be published elsewhere (Gershwin and van Oppen, unpublished).</paragraph>
<paragraph id="8BFF369DAC453462FE95CBC4D44DFC50" blockId="22.[264,1323,924,1630]" box="[264,368,924,950]" pageId="22" pageNumber="23">Remarks</paragraph>
<paragraph id="8BFF369DAC453462FEA5CB9CD7E3FB10" blockId="22.[264,1323,924,1630]" pageId="22" pageNumber="23">
Notably, several of the specimens are smaller than the
<typeStatus id="54FB883FAC453462FC27CB9CD119FC38" box="[954,1060,964,990]" pageId="22" pageNumber="23" type="holotype">holotype</typeStatus>
, and thus, presumably less mature, yet have a more complex branching pattern of the velarial structures. Some authors believed that velarial canal complexity was dependent on maturity (
<bibRefCitation id="EFD14B6CAC453462FBE1CC4CD01BFBC8" author="Bigelow" box="[1148,1318,1044,1070]" pageId="22" pageNumber="27" refString="Bigelow, H. B. (1909) Reports on the scientific results of the expedition to the eastern tropical Pacific, in charge of Alexander Agassiz, by the U. S. Fish Commission Steamer &quot; Albatross &quot; from Oct. 1904 to March 1905, Lieut. Commander L. M. Garrett, U. S. N., commanding. XVI The Medusae. Memoirs of the Museum of Comparative Zoology, Harvard, 37, 1 - 243, pls. 1 - 48." type="journal article" year="1909">Bigelow 1909</bibRefCitation>
;
<bibRefCitation id="EFD14B6CAC453462FE95CC64D498FBB0" author="Stiasny" box="[264,421,1084,1110]" pageId="22" pageNumber="29" refString="Stiasny, G. (1930) Scyphomedusen. Resultats Scientifiques du Voyage aux Indes Orientales Neerlandaises. Memoires du Musee Royal d'Histoire Naturelle de Belgique (Hors Serie), 2, 1 - 12." type="journal article" year="1930">Stiasny 1930</bibRefCitation>
); this seems to be partly true in most medusae I have studied. In general, in my experience, some species have a propensity to develop more canal complexity than others; in the species with such tendencies, the canals of the more mature individuals are more complex than those of the less mature individuals. However, this is the first time that I have seen this phenomenon in reverse.
</paragraph>
<paragraph id="8BFF369DAC453462FEA5CD5CD791F9B8" blockId="22.[264,1323,924,1630]" pageId="22" pageNumber="23">
The rhopalial horns are an interesting character, not considered by previous workers. They are characteristic of the “Irukandji species” (i.e.,
<taxonomicName id="4C404D1EAC453462FC39CD74D139FAA3" box="[932,1028,1324,1349]" class="Cubozoa" family="Tamoyidae" genus="Carukia" kingdom="Animalia" order="Cubomedusae" pageId="22" pageNumber="23" phylum="Cnidaria" rank="genus">
<emphasis id="B934EA8FAC453462FC39CD74D139FAA3" box="[932,1028,1324,1349]" italics="true" pageId="22" pageNumber="23">Carukia</emphasis>
</taxonomicName>
spp.,
<taxonomicName id="4C404D1EAC453462FBCDCD74D1CBFAA3" box="[1104,1270,1324,1349]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="22" pageNumber="23" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC453462FBCDCD74D1CBFAA3" box="[1104,1270,1324,1349]" italics="true" pageId="22" pageNumber="23">Malo maxima</emphasis>
</taxonomicName>
and other undescribed
<taxonomicName id="4C404D1EAC453462FE7ACD0CD719FA8B" box="[487,548,1364,1389]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="22" pageNumber="23" phylum="Cnidaria" rank="genus">
<emphasis id="B934EA8FAC453462FE7ACD0CD719FA8B" box="[487,548,1364,1389]" italics="true" pageId="22" pageNumber="23">Malo</emphasis>
</taxonomicName>
spp., “Darwin Carybdeid”, and “Morbakka”), but are curiously absent in
<taxonomicName id="4C404D1EAC453462FEE7CD24D762FA73" box="[378,607,1404,1429]" class="Cubozoa" family="Tamoyidae" genus="Tamoya" kingdom="Animalia" order="Cubomedusae" pageId="22" pageNumber="23" phylum="Cnidaria" rank="species" species="haplonema">
<emphasis id="B934EA8FAC453462FEE7CD24D762FA73" box="[378,607,1404,1429]" italics="true" pageId="22" pageNumber="23">Tamoya haplonema</emphasis>
</taxonomicName>
(which is otherwise similar to the Irukandji species in many respects) and present in
<taxonomicName id="4C404D1EAC453462FDBCCDFCD7C6FA5B" box="[545,763,1444,1469]" class="Cubozoa" family="Carybdeidae" genus="Carybdea" kingdom="Animalia" order="Cubomedusae" pageId="22" pageNumber="23" phylum="Cnidaria" rank="species" species="sivickisi">
<emphasis id="B934EA8FAC453462FDBCCDFCD7C6FA5B" box="[545,763,1444,1469]" italics="true" pageId="22" pageNumber="23">Carybdea sivickisi</emphasis>
</taxonomicName>
(which is wholly unlike the Irukandji species in all respects). They are absent in all other Carybdeida and
<taxonomicName id="4C404D1EAC453462FC4BCD94D14FFA00" box="[982,1138,1484,1510]" class="Cubozoa" kingdom="Animalia" order="Chirodropida" pageId="22" pageNumber="23" phylum="Cnidaria" rank="order">Chirodropida</taxonomicName>
I have studied (
<bibRefCitation id="EFD14B6CAC453462FE8DCDACD4EEF9E8" author="Gershwin" box="[272,467,1524,1550]" pageId="22" pageNumber="28" refString="Gershwin, L. (2005). Taxonomy and phylogeny of Australian Cubozoa. (James Cook University: Townsville, Queensland). PhD thesis. 221 pp., 49 plates." type="book" year="2005">Gershwin, 2005</bibRefCitation>
). In
<taxonomicName id="4C404D1EAC453462FD98CDACD7B4F9EB" box="[517,649,1524,1549]" class="Cubozoa" family="Tamoyidae" genus="Malo" kingdom="Animalia" order="Cubomedusae" pageId="22" pageNumber="23" phylum="Cnidaria" rank="species" species="maxima">
<emphasis id="B934EA8FAC453462FD98CDACD7B4F9EB" box="[517,649,1524,1549]" italics="true" pageId="22" pageNumber="23">M. maxima</emphasis>
</taxonomicName>
, the horns are less robustly developed than in the Darwin Carybdeid, in which they are large, thick, devil­horn­curved structures. The function of these structures, if any, is unknown.
</paragraph>
</subSubSection>
</treatment>
</document>