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<document id="DA4408DE5D1E954C85955B6A2111D9D1" ID-CLB-Dataset="30482" ID-DOI="10.11646/zootaxa.4398.1.1" ID-GBIF-Dataset="e5a58990-d727-440a-aab9-7638a5698954" ID-ISSN="1175-5326" ID-Zenodo-Dep="1202953" ID-ZooBank="79E3EB78-D1C3-45CF-AB13-F8E61C936252" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1521441832187" checkinUser="plazi" docAuthor="Boxshall, Geoff" docDate="2018" docId="03B587F2AA154D52B6F8FD3C38DAFD3B" docLanguage="en" docName="zootaxa.4398.1.1.pdf" docOrigin="Zootaxa 4398 (1)" docStyle="DocumentStyle:5EBBA59367AD13919D70D935FA04F6A3.14:Zootaxa.2013-.monograph" docStyleId="5EBBA59367AD13919D70D935FA04F6A3" docStyleName="Zootaxa.2013-.monograph" docStyleVersion="14" docTitle="Caligus seriolicolus Boxshall, 2018, nom. nov." docType="treatment" docVersion="9" lastPageNumber="123" masterDocId="FF8CFF8AAA6D4D28B66FFFEB3934FF93" masterDocTitle="The sea lice (Copepoda: Caligidae) of Moreton Bay (Queensland, Australia), with descriptions of thirteen new species" masterLastPageNumber="172" masterPageNumber="1" pageNumber="121" updateTime="1698532557943" updateUser="ExternalLinkService">
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<mods:title id="CA8C0A4DF80C2D64F3807382936145C7">The sea lice (Copepoda: Caligidae) of Moreton Bay (Queensland, Australia), with descriptions of thirteen new species</mods:title>
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<mods:namePart id="8D63CD83E8BD3639346D5FAC98013065">Boxshall, Geoff</mods:namePart>
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<mods:date id="284D083139F97ED942B4F47A4321DFE0">2018</mods:date>
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<treatment id="03B587F2AA154D52B6F8FD3C38DAFD3B" ID-DOI="http://doi.org/10.5281/zenodo.5952202" ID-GBIF-Taxon="142340624" ID-Zenodo-Dep="5952202" LSID="urn:lsid:plazi:treatment:03B587F2AA154D52B6F8FD3C38DAFD3B" httpUri="http://treatment.plazi.org/id/03B587F2AA154D52B6F8FD3C38DAFD3B" lastPageId="122" lastPageNumber="123" pageId="120" pageNumber="121">
<subSubSection id="C306656FAA154D50B6F8FD3C39CDFC80" pageId="120" pageNumber="121" type="nomenclature">
<paragraph id="8BA336E4AA154D50B6F8FD3C3B32FD61" blockId="120.[151,518,727,787]" box="[151,518,727,754]" pageId="120" pageNumber="121">
<heading id="D0EB8188AA154D50B6F8FD3C3B32FD61" bold="true" box="[151,518,727,754]" fontSize="11" level="1" pageId="120" pageNumber="121" reason="1">
<emphasis id="B968EAF6AA154D50B6F8FD3C3B32FD61" bold="true" box="[151,518,727,754]" pageId="120" pageNumber="121">
<taxonomicName id="4C1C4D67AA154D50B6F8FD3C38B1FD62" authorityName="Boxshall" authorityYear="2018" box="[151,389,727,753]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="species" species="seriolicolus" status="nom. nov.">
<emphasis id="B968EAF6AA154D50B6F8FD3C38B1FD62" bold="true" box="[151,389,727,753]" italics="true" pageId="120" pageNumber="121">Caligus seriolicolus</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A25B578DAA154D50B7E3FD333B32FD61" box="[396,518,728,754]" pageId="120" pageNumber="121">nom. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BA336E4AA154D50B6F8FD1139CDFC80" blockId="120.[151,518,727,787]" box="[151,249,762,787]" pageId="120" pageNumber="121">
(
<figureCitation id="13272A61AA154D50B6F0FD1139C5FC80" box="[159,241,762,787]" captionStart="FIGURE 56" captionStartId="121.[151,250,1942,1964]" captionTargetBox="[237,1391,213,1907]" captionTargetId="figure@121.[182,1405,193,1921]" captionTargetPageId="121" captionText="FIGURE 56. Caligus seriolicolus nom. nov. female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showingfifth legsand flattened ventral lobes concealing oviductopenings; C, antennaand post-antennal process, drawn insitu; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars:1 mm on A, 0.5 mm on B, 200 µm on CE." httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="120" pageNumber="121">Fig. 56</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C306656FAA154D50B6F8FCA93B06FCCB" box="[151,562,834,856]" pageId="120" pageNumber="121" type="description">
<paragraph id="8BA336E4AA154D50B6F8FCA93B06FCCB" blockId="120.[151,562,834,856]" box="[151,562,834,856]" pageId="120" pageNumber="121">
Syn:
<taxonomicName id="4C1C4D67AA154D50B6A3FCA93B06FCCB" authority="Byrnes, 1986" authorityName="Byrnes" authorityYear="1986" box="[204,562,834,856]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="species" species="spinosus">
<emphasis id="B968EAF6AA154D50B6A3FCA93891FCCB" box="[204,421,834,856]" italics="true" pageId="120" pageNumber="121">Parapetalus spinosus</emphasis>
Byrnes, 1986
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="C306656FAA154D50B6F8FC9538E2FC4C" pageId="120" pageNumber="121" type="materials_examined">
<paragraph id="8BA336E4AA154D50B6F8FC953D48FC04" blockId="120.[151,1437,894,1999]" box="[151,1148,894,919]" pageId="120" pageNumber="121">
<emphasis id="B968EAF6AA154D50B6F8FC9538B4FC04" bold="true" box="[151,384,894,919]" pageId="120" pageNumber="121">Material examined.</emphasis>
1♀, from
<taxonomicName id="4C1C4D67AA154D50B79AFC953A74FC04" authority="Gunther, 1876" authorityName="Gunther" authorityYear="1876" box="[501,832,894,919]" class="Actinopterygii" family="Carangidae" genus="Seriola" higherTaxonomySource="GBIF" kingdom="Animalia" order="Perciformes" pageId="120" pageNumber="121" phylum="Chordata" rank="species" species="hippos">
<emphasis id="B968EAF6AA154D50B79AFC953BACFC04" box="[501,664,894,919]" italics="true" pageId="120" pageNumber="121">Seriola hippos</emphasis>
Günther, 1876
</taxonomicName>
(TC18352)
<date id="FFA21024AA154D50B5A5FC943D4CFC04" box="[970,1144,894,919]" pageId="120" pageNumber="121" value="2017-03-28">28 March 2017</date>
,
</paragraph>
<paragraph id="8BA336E4AA154D50B6F8FC4838A8FC28" blockId="120.[151,1437,894,1999]" box="[151,412,930,955]" pageId="120" pageNumber="121">QM Reg. No. W53111.</paragraph>
<paragraph id="8BA336E4AA154D50B6A8FC2D38E2FC4C" blockId="120.[151,1437,894,1999]" box="[199,470,966,991]" pageId="120" pageNumber="121">
<emphasis id="B968EAF6AA154D50B6A8FC2D386DFC4C" bold="true" box="[199,345,966,991]" pageId="120" pageNumber="121">Site on host.</emphasis>
Unknown.
</paragraph>
</subSubSection>
<subSubSection id="C306656FAA154D50B6A8FC013C29F93D" pageId="120" pageNumber="121" type="diagnosis">
<paragraph id="8BA336E4AA154D50B6A8FC013C29F93D" blockId="120.[151,1437,894,1999]" pageId="120" pageNumber="121">
<emphasis id="B968EAF6AA154D50B6A8FC0138E0FB90" bold="true" box="[199,468,1002,1027]" pageId="120" pageNumber="121">Differential diagnosis.</emphasis>
Cephalothorax dorsoventrally flattened with well-developed marginal membranes along lateral zones; frontal plates with lunules (
<figureCitation id="13272A61AA154D50B4DAFBE53A2BFBB4" box="[693,799,1038,1063]" captionStart="FIGURE 56" captionStartId="121.[151,250,1942,1964]" captionTargetBox="[237,1391,213,1907]" captionTargetId="figure@121.[182,1405,193,1921]" captionTargetPageId="121" captionText="FIGURE 56. Caligus seriolicolus nom. nov. female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showingfifth legsand flattened ventral lobes concealing oviductopenings; C, antennaand post-antennal process, drawn insitu; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars:1 mm on A, 0.5 mm on B, 200 µm on CE." httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="120" pageNumber="121">Fig. 56A</figureCitation>
); thoracic zone small, posterior margin about level with posterior margins of lateral zones. Genital complex about 1.1 times longer than wide measured along midline and with conspicuous posterolateral processes formed by fifth legs (
<figureCitation id="13272A61AA154D50B508FBBD3AFBFBFC" box="[871,975,1110,1135]" captionStart="FIGURE 56" captionStartId="121.[151,250,1942,1964]" captionTargetBox="[237,1391,213,1907]" captionTargetId="figure@121.[182,1405,193,1921]" captionTargetPageId="121" captionText="FIGURE 56. Caligus seriolicolus nom. nov. female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showingfifth legsand flattened ventral lobes concealing oviductopenings; C, antennaand post-antennal process, drawn insitu; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars:1 mm on A, 0.5 mm on B, 200 µm on CE." httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="120" pageNumber="121">Fig. 56B</figureCitation>
): genital complex about 1.7 times longer than abdomen. Abdomen 2-segmented, first free abdominal somite dorsoventrally flattened, wider than long and with rounded posterolateral processes; anal somite about one third width of preceding somite, bearing caudal rami. Antenna (
<figureCitation id="13272A61AA154D50B769FB29385FFB48" box="[262,363,1218,1243]" captionStart="FIGURE 56" captionStartId="121.[151,250,1942,1964]" captionTargetBox="[237,1391,213,1907]" captionTargetId="figure@121.[182,1405,193,1921]" captionTargetPageId="121" captionText="FIGURE 56. Caligus seriolicolus nom. nov. female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showingfifth legsand flattened ventral lobes concealing oviductopenings; C, antennaand post-antennal process, drawn insitu; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars:1 mm on A, 0.5 mm on B, 200 µm on CE." httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="120" pageNumber="121">Fig. 56C</figureCitation>
) with well developed posterior process on proximal segment. Post-antennal process bifid (
<figureCitation id="13272A61AA154D50B300FB2939FDFB6C" captionStart="FIGURE 56" captionStartId="121.[151,250,1942,1964]" captionTargetBox="[237,1391,213,1907]" captionTargetId="figure@121.[182,1405,193,1921]" captionTargetPageId="121" captionText="FIGURE 56. Caligus seriolicolus nom. nov. female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showingfifth legsand flattened ventral lobes concealing oviductopenings; C, antennaand post-antennal process, drawn insitu; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars:1 mm on A, 0.5 mm on B, 200 µm on CE." httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="120" pageNumber="121">Fig. 56C</figureCitation>
), main tine slightly curved; associated papillae multisensillate. Posterior process of maxillule bifid; smaller outer tine arising near base of main (inner) tine. Maxilliped of female with small process proximally on surface of myxal area; claw strongly recurved. Sternal furca with angular, incurved tines, bearing conspicuous flanges. Leg 1 with anterior process (arrowed in
<figureCitation id="13272A61AA154D50B44CFAB93BB8FAF8" box="[547,652,1362,1387]" captionStart="FIGURE 56" captionStartId="121.[151,250,1942,1964]" captionTargetBox="[237,1391,213,1907]" captionTargetId="figure@121.[182,1405,193,1921]" captionTargetPageId="121" captionText="FIGURE 56. Caligus seriolicolus nom. nov. female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showingfifth legsand flattened ventral lobes concealing oviductopenings; C, antennaand post-antennal process, drawn insitu; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars:1 mm on A, 0.5 mm on B, 200 µm on CE." httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="120" pageNumber="121">Fig. 56D</figureCitation>
) and extensive patch of small spinules on sympod; distal exopodal segment with 3 short plumose setae on posterior margin; distal spine 1 longer than other spines; spines 2 and 3 each with accessory process; seta 4 just longer than spine 1, about as long as segment. Leg 2 with expanded convex margin on endopodal segment 1 ornamented with spinules; with marginal setules on segments 2 and 3; outer spines on exopodal segments 1 and 2 aligned close to longitudinal axis of ramus. First exopodal segment of leg 3 with large recurved outer spine but lacking inner seta (
<figureCitation id="13272A61AA154D50B4A8F9ED3A1AF98C" box="[711,814,1542,1567]" captionStart="FIGURE 56" captionStartId="121.[151,250,1942,1964]" captionTargetBox="[237,1391,213,1907]" captionTargetId="figure@121.[182,1405,193,1921]" captionTargetPageId="121" captionText="FIGURE 56. Caligus seriolicolus nom. nov. female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showingfifth legsand flattened ventral lobes concealing oviductopenings; C, antennaand post-antennal process, drawn insitu; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars:1 mm on A, 0.5 mm on B, 200 µm on CE." httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="120" pageNumber="121">Fig. 56E</figureCitation>
); apron with strongly-bifid, raised rib-like process plus circular array of large and conspicuous denticles on ventral surface and corrugated adhesion pad on outer margin and dorsal surface. Leg 4 uniramous, 4-segmented; exopodal segments armed with I; I; III spines. Leg 5 (
<figureCitation id="13272A61AA154D50B35FF9A53CA0F9F4" box="[1328,1428,1614,1639]" captionStart="FIGURE 56" captionStartId="121.[151,250,1942,1964]" captionTargetBox="[237,1391,213,1907]" captionTargetId="figure@121.[182,1405,193,1921]" captionTargetPageId="121" captionText="FIGURE 56. Caligus seriolicolus nom. nov. female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showingfifth legsand flattened ventral lobes concealing oviductopenings; C, antennaand post-antennal process, drawn insitu; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars:1 mm on A, 0.5 mm on B, 200 µm on CE." httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="120" pageNumber="121">Fig. 56B</figureCitation>
) comprising elongate posterolateral process on genital complex, with distinct papilla at apex bearing 3 plumose setae, protopodal seta located proximally on lateral margin of process. Body length of female
<quantity id="4CE49B01AA154D50B2DDF97C3C2DF93D" box="[1202,1305,1687,1711]" metricMagnitude="-3" metricUnit="m" metricValue="4.24" pageId="120" pageNumber="121" unit="mm" value="4.24">4.24 mm</quantity>
.
</paragraph>
</subSubSection>
<subSubSection id="C306656FAA154D52B6A8F95138DAFD3B" lastPageId="122" lastPageNumber="123" pageId="120" pageNumber="121" type="discussion">
<paragraph id="8BA336E4AA154D50B6A8F9513CB2F85D" blockId="120.[151,1437,894,1999]" pageId="120" pageNumber="121">
<emphasis id="B968EAF6AA154D50B6A8F951380FF940" bold="true" box="[199,315,1722,1747]" pageId="120" pageNumber="121">Remarks.</emphasis>
This species was originally described as
<taxonomicName id="4C1C4D67AA154D50B57CF9513D93F940" authority="Byrnes, 1986" authorityName="Byrnes" authorityYear="1986" box="[787,1191,1722,1747]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="species" species="spinosus">
<emphasis id="B968EAF6AA154D50B57CF9513D30F940" box="[787,1028,1722,1747]" italics="true" pageId="120" pageNumber="121">Parapetalus spinosus</emphasis>
Byrnes, 1986
</taxonomicName>
, based on material of both sexes collected from
<taxonomicName id="4C1C4D67AA154D50B7A4F9353B45F964" authorityName="Gunther" authorityYear="1876" box="[459,625,1758,1783]" class="Actinopterygii" family="Carangidae" genus="Seriola" higherTaxonomySource="GBIF" kingdom="Animalia" order="Perciformes" pageId="120" pageNumber="121" phylum="Chordata" rank="species" species="hippos">
<emphasis id="B968EAF6AA154D50B7A4F9353B45F964" box="[459,625,1758,1783]" italics="true" pageId="120" pageNumber="121">Seriola hippos</emphasis>
</taxonomicName>
caught off Coffs Harbour,
<collectingRegion id="49D8F806AA154D50B5DEF9343DB4F964" box="[945,1152,1758,1783]" country="Australia" name="New South Wales" pageId="120" pageNumber="121">
New
<collectingRegion id="49D8F806AA154D50B59FF9353D05F964" box="[1008,1073,1758,1783]" country="Tanzania" name="Kusini Unguja" pageId="120" pageNumber="121">South</collectingRegion>
<collectingCountry id="F30B7674AA154D50B253F9353DB4F964" box="[1084,1152,1758,1783]" name="United Kingdom" pageId="120" pageNumber="121">Wales</collectingCountry>
</collectingRegion>
(Byrnes, 1986). In their
<taxonomicName id="4C1C4D67AA154D50B6F8F8E939ECF888" baseAuthorityName="Temminck &amp; Schlegel" baseAuthorityYear="1843" box="[151,216,1794,1819]" class="Actinopterygii" family="Sparidae" genus="Pagrus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Perciformes" pageId="120" pageNumber="121" phylum="Chordata" rank="species" species="major">major</taxonomicName>
review of the
<taxonomicName id="4C1C4D67AA154D50B713F8E93A3FF888" authority=", Dojiri &amp; Ho (2013: 297)" authorityName=", Dojiri &amp; Ho" authorityPageNumber="297" authorityYear="2013" box="[380,779,1794,1819]" class="Maxillopoda" family="Caligidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="family">Caligidae, Dojiri &amp; Ho (2013: 297)</taxonomicName>
concluded that
<taxonomicName id="4C1C4D67AA154D50B5D1F8EF3D0FF888" authorityName="Byrnes" authorityYear="1986" box="[958,1083,1796,1819]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="species" species="spinosus">
<emphasis id="B968EAF6AA154D50B5D1F8EF3D0FF888" box="[958,1083,1796,1819]" italics="true" pageId="120" pageNumber="121">P. spinosus</emphasis>
</taxonomicName>
is not a species of
<taxonomicName id="4C1C4D67AA154D50B37CF8E93CA8F888" authorityName="Steenstrup &amp; Lutken" authorityYear="1861" box="[1299,1436,1794,1819]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="genus">
<emphasis id="B968EAF6AA154D50B37CF8E93CA8F888" box="[1299,1436,1794,1819]" italics="true" pageId="120" pageNumber="121">Parapetalus</emphasis>
</taxonomicName>
and they considered it “most likely a species of
<taxonomicName id="4C1C4D67AA154D50B4BBF8CD3A1FF8AC" authorityName="O. F. Muller" authorityYear="1785" box="[724,811,1830,1855]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="genus">
<emphasis id="B968EAF6AA154D50B4BBF8CD3A1FF8AC" box="[724,811,1830,1855]" italics="true" pageId="120" pageNumber="121">Caligus</emphasis>
</taxonomicName>
bearing close resemblance to
<taxonomicName id="4C1C4D67AA154D50B2FCF8CD3890F8F0" authority="Hameed &amp; Pillai, 1973" authorityName="Hameed &amp; Pillai" authorityYear="1973" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="species" species="parapetalopsis">
<emphasis id="B968EAF6AA154D50B2FCF8CD3CAFF8AC" box="[1171,1435,1830,1855]" italics="true" pageId="120" pageNumber="121">Caligus parapetalopsis</emphasis>
Hameed &amp; Pillai, 1973
</taxonomicName>
”. However, in the same work Dojiri &amp; Ho (2013: 299) stated that “the widely expanded genital complex and abdomen [of
<taxonomicName id="4C1C4D67AA154D50B47CF8853A20F814" authorityName="Hameed &amp; Pillai" authorityYear="1973" box="[531,788,1902,1927]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="species" species="parapetalopsis">
<emphasis id="B968EAF6AA154D50B47CF8853A20F814" box="[531,788,1902,1927]" italics="true" pageId="120" pageNumber="121">Caligus parapetalopsis</emphasis>
</taxonomicName>
] suggest a closer affinity to
<taxonomicName id="4C1C4D67AA154D50B23EF8853DECF814" authorityName="Steenstrup &amp; Lutken" authorityYear="1861" box="[1105,1240,1902,1927]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="genus">
<emphasis id="B968EAF6AA154D50B23EF8853DECF814" box="[1105,1240,1902,1927]" italics="true" pageId="120" pageNumber="121">Parapetalus</emphasis>
</taxonomicName>
than to
<taxonomicName id="4C1C4D67AA154D50B35CF8853CBDF814" authorityName="O. F. Muller" authorityYear="1785" box="[1331,1417,1902,1927]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="genus">
<emphasis id="B968EAF6AA154D50B35CF8853CBDF814" box="[1331,1417,1902,1927]" italics="true" pageId="120" pageNumber="121">Caligus</emphasis>
</taxonomicName>
”, and they pointed out that Ho &amp; Lin (2010) had treated
<taxonomicName id="4C1C4D67AA154D50B568F8783AFAF838" authorityName="Hameed &amp; Pillai" authorityYear="1973" box="[775,974,1938,1963]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="species" species="parapetalopsis">
<emphasis id="B968EAF6AA154D50B568F8783AFAF838" box="[775,974,1938,1963]" italics="true" pageId="120" pageNumber="121">C. parapetalopsis</emphasis>
</taxonomicName>
as a valid species of
<taxonomicName id="4C1C4D67AA154D50B2ACF8793C7EF838" authorityName="Steenstrup &amp; Lutken" authorityYear="1861" box="[1219,1354,1938,1963]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="genus">
<emphasis id="B968EAF6AA154D50B2ACF8793C7EF838" box="[1219,1354,1938,1963]" italics="true" pageId="120" pageNumber="121">Parapetalus</emphasis>
</taxonomicName>
. These contradictory remarks simply highlight the lack of any clear generic distinction between
<taxonomicName id="4C1C4D67AA154D50B203F85D3DC7F85C" authorityName="Steenstrup &amp; Lutken" authorityYear="1861" box="[1132,1267,1974,1999]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="genus">
<emphasis id="B968EAF6AA154D50B203F85D3DC7F85C" box="[1132,1267,1974,1999]" italics="true" pageId="120" pageNumber="121">Parapetalus</emphasis>
</taxonomicName>
and
<taxonomicName id="4C1C4D67AA154D50B346F85D3C4BF85C" authorityName="O. F. Muller" authorityYear="1785" box="[1321,1407,1974,1999]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="120" pageNumber="121" phylum="Arthropoda" rank="genus">
<emphasis id="B968EAF6AA154D50B346F85D3C4BF85C" box="[1321,1407,1974,1999]" italics="true" pageId="120" pageNumber="121">Caligus</emphasis>
</taxonomicName>
.
</paragraph>
<caption id="DF63666CAA144D51B6F8F87D3D85F862" httpUri="https://zenodo.org/record/1203065/files/figure.png" pageId="121" pageNumber="122" startId="121.[151,250,1942,1964]" targetBox="[237,1391,213,1907]" targetPageId="121">
<paragraph id="8BA336E4AA144D51B6F8F87D3D85F862" blockId="121.[151,1436,1942,2033]" pageId="121" pageNumber="122">
<emphasis id="B968EAF6AA144D51B6F8F87D3816F838" bold="true" box="[151,290,1942,1964]" pageId="121" pageNumber="122">FIGURE 56.</emphasis>
<taxonomicName id="4C1C4D67AA144D51B744F87D38CDF83F" authorityName="Boxshall" authorityYear="2018" box="[299,505,1942,1964]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="121" pageNumber="122" phylum="Arthropoda" rank="species" species="seriolicolus" status="nom. nov.">
<emphasis id="B968EAF6AA144D51B744F87D38CDF83F" box="[299,505,1942,1964]" italics="true" pageId="121" pageNumber="122">Caligus seriolicolus</emphasis>
</taxonomicName>
<emphasis id="B968EAF6AA144D51B46CF87C3B5AF83F" bold="true" box="[515,622,1943,1964]" pageId="121" pageNumber="122">
<taxonomicNameLabel id="A25B578DAA144D51B46CF87C3B5AF83F" box="[515,622,1943,1964]" pageId="121" pageNumber="122">nom. nov.</taxonomicNameLabel>
</emphasis>
female. A. habitus, dorsal; B, posterior part of genital complex, ventral view showing fifth legs and flattened ventral lobes concealing oviduct openings; C, antenna and post-antennal process, drawn
<emphasis id="B968EAF6AA144D51B338F8523CA0F85D" box="[1367,1428,1977,1998]" italics="true" pageId="121" pageNumber="122">in situ</emphasis>
; D, leg 1 with anterior process arrowed; E, leg 3. Scale bars: 1 mm on A, 0.5 mm on B, 200 µm on CE.
</paragraph>
</caption>
<paragraph id="8BA336E4AA174D52B6F8FF7C3DE8FE3E" blockId="122.[151,1437,151,680]" pageId="122" pageNumber="123">
The shared possession of the characteristic suite of features of the
<taxonomicName id="4C1C4D67AA174D52B5A6FF733D66FF23" authorityName="Pillai" authorityYear="1961" box="[969,1106,152,176]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="confusus">
<emphasis id="B968EAF6AA174D52B5A6FF733D66FF23" box="[969,1106,152,176]" italics="true" pageId="122" pageNumber="123">C. confusus</emphasis>
</taxonomicName>
-group by both
<taxonomicName id="4C1C4D67AA174D52B37BFF7C3808FF46" baseAuthorityName="Hameed &amp; Pillai" baseAuthorityYear="1973" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="parapetalopsis">
<emphasis id="B968EAF6AA174D52B37BFF7C3808FF46" italics="true" pageId="122" pageNumber="123">Parapetalus parapetalopsis</emphasis>
</taxonomicName>
and
<taxonomicName id="4C1C4D67AA174D52B719FF5638C0FF47" authorityName="Byrnes" authorityYear="1986" box="[374,500,189,212]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="spinosus">
<emphasis id="B968EAF6AA174D52B719FF5638C0FF47" box="[374,500,189,212]" italics="true" pageId="122" pageNumber="123">P. spinosus</emphasis>
</taxonomicName>
provides robust evidence that they should be classified within that species group. Both possess an unusually broad genital complex with prominent lobate fifth legs and an unusually broad abdomen, but there seems to be no valid reason to treat these features as of generic level significance. It is proposed here to return
<taxonomicName id="4C1C4D67AA174D52B68EFECC3A03FED3" authority="(Hameed &amp; Pillai, 1973)" baseAuthorityName="Hameed &amp; Pillai" baseAuthorityYear="1973" box="[225,823,295,320]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="parapetalopsis">
<emphasis id="B968EAF6AA174D52B68EFECC3B2CFED3" box="[225,536,295,320]" italics="true" pageId="122" pageNumber="123">Parapetalus parapetalopsis</emphasis>
(Hameed &amp; Pillai, 1973)
</taxonomicName>
to its original combination, as
<taxonomicName id="4C1C4D67AA174D52B2F8FECC3890FEF7" authority="Hameed &amp; Pillai, 1973" authorityName="Hameed &amp; Pillai" authorityYear="1973" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="parapetalopsis">
<emphasis id="B968EAF6AA174D52B2F8FECC3CAFFED3" box="[1175,1435,295,320]" italics="true" pageId="122" pageNumber="123">Caligus parapetalopsis</emphasis>
Hameed &amp; Pillai, 1973
</taxonomicName>
, and to transfer
<taxonomicName id="4C1C4D67AA174D52B40CFEA73ACCFEF6" authority="Byrnes, 1986" authorityName="Byrnes" authorityYear="1986" box="[611,1016,332,357]" class="Maxillopoda" family="Caligidae" genus="Parapetalus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="spinosus">
<emphasis id="B968EAF6AA174D52B40CFEA73A62FEF7" box="[611,854,332,357]" italics="true" pageId="122" pageNumber="123">Parapetalus spinosus</emphasis>
Byrnes, 1986
</taxonomicName>
to
<taxonomicName id="4C1C4D67AA174D52B24EFEA73D4CFEF6" authorityName="O. F. Muller" authorityYear="1785" box="[1057,1144,332,357]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="genus">
<emphasis id="B968EAF6AA174D52B24EFEA73D4CFEF6" box="[1057,1144,332,357]" italics="true" pageId="122" pageNumber="123">Caligus</emphasis>
</taxonomicName>
. This latter action would create a secondary homonym, because the name is preoccupied by
<taxonomicName id="4C1C4D67AA174D52B5D5FE843C70FE1B" authority="Yamaguti, 1936" authorityName="Yamaguti" authorityYear="1936" box="[954,1348,367,392]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="spinosus">
<emphasis id="B968EAF6AA174D52B5D5FE843D4AFE1B" box="[954,1150,367,392]" italics="true" pageId="122" pageNumber="123">Caligus spinosus</emphasis>
<bibRefCitation id="EF8D4B15AA174D52B2E5FE843C70FE1B" box="[1162,1348,367,392]" pageId="122" pageNumber="123" refId="ref89792" refString="Yamaguti, S. (1936) Parasitic copepods from fishes of Japan. Part 2. Caligoida I, 1 - 22, pls. 1 - 12. [private publication]" type="book chapter">Yamaguti, 1936</bibRefCitation>
</taxonomicName>
, so the replacement name
<taxonomicName id="4C1C4D67AA174D52B705FE7F3B7FFE3E" authorityName="Boxshall" authorityYear="2018" box="[362,587,404,429]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="seriolicolus" status="nom. nov.">
<emphasis id="B968EAF6AA174D52B705FE7F3B7FFE3E" box="[362,587,404,429]" italics="true" pageId="122" pageNumber="123">Caligus seriolicolus</emphasis>
</taxonomicName>
<emphasis id="B968EAF6AA174D52B43DFE7F3BF2FE3E" bold="true" box="[594,710,404,429]" pageId="122" pageNumber="123">
<taxonomicNameLabel id="A25B578DAA174D52B43DFE7F3BF2FE3E" box="[594,710,404,429]" pageId="122" pageNumber="123">nom. nov.</taxonomicNameLabel>
</emphasis>
is proposed. The name refers to the host genus.
</paragraph>
<paragraph id="8BA336E4AA174D52B6A8FE5C3DA8FDAF" blockId="122.[151,1437,151,680]" pageId="122" pageNumber="123">
<taxonomicName id="4C1C4D67AA174D52B6A8FE5C3899FE43" authorityName="Boxshall" authorityYear="2018" box="[199,429,439,464]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="seriolicolus" status="nom. nov.">
<emphasis id="B968EAF6AA174D52B6A8FE5C3899FE43" box="[199,429,439,464]" italics="true" pageId="122" pageNumber="123">Caligus seriolicolus</emphasis>
</taxonomicName>
<emphasis id="B968EAF6AA174D52B7D7FE5C3B05FE43" bold="true" box="[440,561,439,464]" pageId="122" pageNumber="123">
<taxonomicNameLabel id="A25B578DAA174D52B7D7FE5C3B05FE43" box="[440,561,439,464]" pageId="122" pageNumber="123">nom. nov.</taxonomicNameLabel>
</emphasis>
exhibits the characteristic suite of features of the
<taxonomicName id="4C1C4D67AA174D52B2E8FE533C3AFE43" authorityName="Pillai" authorityYear="1961" box="[1159,1294,440,464]" class="Maxillopoda" family="Caligidae" genus="Caligus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Siphonostomatoida" pageId="122" pageNumber="123" phylum="Arthropoda" rank="species" species="confusus">
<emphasis id="B968EAF6AA174D52B2E8FE533C3AFE43" box="[1159,1294,440,464]" italics="true" pageId="122" pageNumber="123">C. confusus</emphasis>
</taxonomicName>
-group: a 3- segmented exopod on leg 4 armed with I, I, III spines, the raised bifid cuticular rib and a circular rosette-like array of large denticles on the apron of leg 3, the large recurved hook on the first exopodal segment of leg 3, and the presence of an accessory tine on both the post-antennal and posterior maxillulary processes.
</paragraph>
<paragraph id="8BA336E4AA174D52B6A8FDAC38DAFD3B" blockId="122.[151,1437,151,680]" pageId="122" pageNumber="123">
The body length of the Moreton
<collectingRegion id="49D8F806AA174D52B42BFDA33B45FDF3" box="[580,625,584,608]" country="Somalia" name="Bay" pageId="122" pageNumber="123">Bay</collectingRegion>
female,
<quantity id="4CE49B01AA174D52B4B7FDA33A74FDCC" box="[728,832,584,608]" metricMagnitude="-3" metricUnit="m" metricValue="4.24" pageId="122" pageNumber="123" unit="mm" value="4.24">4.24 mm</quantity>
, falls within the range of
<quantity id="4CE49B01AA174D52B201FDA33C1BFDCC" box="[1134,1327,584,608]" metricMagnitude="-3" metricUnit="m" metricValue="4.185" metricValueMax="4.9" metricValueMin="3.47" pageId="122" pageNumber="123" unit="mm" value="4.185" valueMax="4.9" valueMin="3.47">3.47 to 4.90 mm</quantity>
given by Byrnes (1986) for his material from
<collectingRegion id="49D8F806AA174D52B457FD863A33FD16" box="[568,775,620,645]" country="Australia" name="New South Wales" pageId="122" pageNumber="123">
New
<collectingRegion id="49D8F806AA174D52B41AFD873A33FD16" box="[629,775,620,645]" inferredBySuffix="true" pageId="122" pageNumber="123">
<collectingRegion id="49D8F806AA174D52B41AFD873B82FD16" box="[629,694,620,645]" country="Tanzania" name="Kusini Unguja" pageId="122" pageNumber="123">South</collectingRegion>
<collectingCountry id="F30B7674AA174D52B4D0FD873A33FD16" box="[703,775,620,645]" name="United Kingdom" pageId="122" pageNumber="123">Wales</collectingCountry>
</collectingRegion>
</collectingRegion>
. This is only the second report of this species and
<taxonomicName id="4C1C4D67AA174D52B324FD8739D6FD3B" authorityName="Gunther" authorityYear="1876" class="Actinopterygii" family="Carangidae" genus="Seriola" higherTaxonomySource="GBIF" kingdom="Animalia" order="Perciformes" pageId="122" pageNumber="123" phylum="Chordata" rank="species" species="hippos">
<emphasis id="B968EAF6AA174D52B324FD8739D6FD3B" italics="true" pageId="122" pageNumber="123">Seriola hippos</emphasis>
</taxonomicName>
is the only known host.
</paragraph>
</subSubSection>
</treatment>
</document>