223 lines
29 KiB
XML
223 lines
29 KiB
XML
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<mods:title id="A294C759D78EB16424FBA607378EB240">Two new Canthocamptidae (Copepoda, Harpacticoida) from sponges of the Kara and Laptev Seas</mods:title>
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<mods:date id="D4795117ACA0E6F5E61855A9B69A06F1">2021</mods:date>
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<subSubSection id="C300C7C7FFF6FFFAFF53D0B548865542" box="[151,731,1005,1032]" pageId="24" pageNumber="360" type="nomenclature">
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<paragraph id="8BA5944CFFF6FFFAFF53D0B548865542" blockId="24.[151,731,1005,1032]" box="[151,731,1005,1032]" pageId="24" pageNumber="360">
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<heading id="D0ED2320FFF6FFFAFF53D0B548865542" bold="true" box="[151,731,1005,1032]" fontSize="11" level="1" pageId="24" pageNumber="360" reason="1">
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<emphasis id="B96E485EFFF6FFFAFF53D0B548865542" bold="true" box="[151,731,1005,1032]" pageId="24" pageNumber="360">
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Position of
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<taxonomicName id="4C1AEFCFFFF6FFFAFEE7D0B64B945542" box="[291,457,1005,1032]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="genus">
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<emphasis id="B96E485EFFF6FFFAFEE7D0B64B945542" bold="true" box="[291,457,1005,1032]" italics="true" pageId="24" pageNumber="360">Heteropsyllus</emphasis>
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</taxonomicName>
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within Harpacticoida
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</emphasis>
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</heading>
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</paragraph>
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</subSubSection>
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<subSubSection id="C300C7C7FFF6FFFAFF53D76D48F057DA" pageId="24" pageNumber="360" type="reference_group">
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<paragraph id="8BA5944CFFF6FFFAFF53D76D496055AA" blockId="24.[151,1437,1078,2040]" pageId="24" pageNumber="360">
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<taxonomicName id="4C1AEFCFFFF6FFFAFF53D76D4B6F551A" box="[151,306,1078,1104]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="genus">
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<emphasis id="B96E485EFFF6FFFAFF53D76D4B6F551A" box="[151,306,1078,1104]" italics="true" pageId="24" pageNumber="360">Heteropsyllus</emphasis>
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</taxonomicName>
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is a highly controversial genus of marine harpacticoids. Previously, it was most often attributed to the
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<taxonomicName id="4C1AEFCFFFF6FFFAFF53D7014B4D553E" box="[151,272,1114,1140]" class="Maxillopoda" family="Cletodidae" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">Cletodidae</taxonomicName>
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family (
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<bibRefCitation id="EF8BE9BDFFF6FFFAFEB4D7014BB2553E" author="Lang, K." box="[368,495,1114,1140]" pageId="24" pageNumber="360" refId="ref11741" refString="Lang, K. (1948) Monographie der Harpacticiden I + II. Nordiska Bokhandeln, Lund, 1683 pp." type="book" year="1948">Lang 1948</bibRefCitation>
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). Recently, it has usually been referred to the
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<taxonomicName id="4C1AEFCFFFF6FFFAFC36D7014FC4553F" authority="(Nam & Lee 2006)" baseAuthorityName="Nam & Lee" baseAuthorityYear="2006" box="[1010,1433,1114,1141]" class="Maxillopoda" family="Canthocamptidae" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">
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Canthocamptidae (
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<bibRefCitation id="EF8BE9BDFFF6FFFAFB01D7014FCC553F" author="Nam, E. J. & Lee, W." box="[1221,1425,1114,1141]" pageId="24" pageNumber="360" pagination="1719 - 1745" refId="ref12067" refString="Nam, E. J. & Lee, W. (2006) Two new species of the genus Heteropsyllus (Crustacea, Copepoda, Harpacticoida) from Jeju Island, Korea and Devon, England. Journal of Natural History, 40 (29 - 31), 1719 - 1745. https: // doi. org / 10.1080 / 00222930600909428" type="journal article" year="2006">Nam & Lee 2006</bibRefCitation>
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)
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</taxonomicName>
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. However, among cantocamptids, this genus is distinguished by plesiomorphic characters, like the presence of a free mandible exopod, a free maxillule exopod, the presence of three maxillary endites on the, and the presence of more than one seta on the syncoxa and endopod of the maxilliped.
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</paragraph>
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<paragraph id="8BA5944CFFF6FFFAFF03D7B148F057DA" blockId="24.[151,1437,1078,2040]" pageId="24" pageNumber="360">
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The most characteristic difference is the character of dimorphism in the P3 structure, where males of
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<taxonomicName id="4C1AEFCFFFF6FFFAFA82D7B04AB85462" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="genus">
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<emphasis id="B96E485EFFF6FFFAFA82D7B04AB85462" italics="true" pageId="24" pageNumber="360">Heteropsyllus</emphasis>
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</taxonomicName>
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have a slightly modified outer seta on the last segment of the endopod. In particular, this character was one of the main reasons for the isolation of
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<taxonomicName id="4C1AEFCFFFF6FFFAFD8CD66948BE5406" box="[584,739,1330,1356]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="genus">
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<emphasis id="B96E485EFFF6FFFAFD8CD66948BE5406" box="[584,739,1330,1356]" italics="true" pageId="24" pageNumber="360">Heteropsyllus</emphasis>
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</taxonomicName>
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by
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<bibRefCitation id="EF8BE9BDFFF6FFFAFCCED6694E3E5406" author="Kornev, P. N. & Chertoprud, E. S." box="[778,1123,1330,1356]" pageId="24" pageNumber="360" refId="ref11653" refString="Kornev, P. N. & Chertoprud, E. S. (2008) Copepod crustaceans of the order Harpacticoida of the White Sea: morphology, systematics, ecology. Biology Faculty, Moscow State University. Tovarishchestvo Nauchnikh Izdanii KMK, Moscow, 379 pp. [in Russian]" type="book" year="2008">Kornev and Chertoprud (2008)</bibRefCitation>
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into the separate monotypic family
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<taxonomicName id="4C1AEFCFFFF6FFFAFF2CD60D48BB543A" authority="Kornev & Chertoprud, 2008" authorityName="Kornev & Chertoprud" authorityYear="2008" box="[232,742,1366,1392]" class="Maxillopoda" family="Heteropsyllidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">
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Heteropsyllidae
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<bibRefCitation id="EF8BE9BDFFF6FFFAFE66D60D48BB543A" author="Kornev, P. N. & Chertoprud, E. S." box="[418,742,1366,1392]" pageId="24" pageNumber="360" refId="ref11653" refString="Kornev, P. N. & Chertoprud, E. S. (2008) Copepod crustaceans of the order Harpacticoida of the White Sea: morphology, systematics, ecology. Biology Faculty, Moscow State University. Tovarishchestvo Nauchnikh Izdanii KMK, Moscow, 379 pp. [in Russian]" type="book" year="2008">Kornev & Chertoprud, 2008</bibRefCitation>
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</taxonomicName>
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. However, it is currently unknown how the P
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<specimenCount id="9D1C5FC5FFF6FFFAFB2DD60D4F6E543A" box="[1257,1331,1366,1392]" pageId="24" pageNumber="360" type="male">3 male</specimenCount>
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endopod evolved. Thus, the absence of the characteristic division of the distal segment of P3 endopod into pseudosegments, which is present in cantocamptids, may, on the contrary, turn out to be apomorphic rather than plesiomorphic. The same
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<typeStatus id="54A12AEEFFF6FFFAFF1FD6994B565496" box="[219,267,1474,1500]" pageId="24" pageNumber="360">type</typeStatus>
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of transformation can be observed in the family
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<taxonomicName id="4C1AEFCFFFF6FFFAFC8ED6994ECE5496" authority="Scott T., 1904" authorityName="Scott T." authorityYear="1904" box="[842,1171,1474,1500]" class="Maxillopoda" family="Laophontidae" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">Laophontidae Scott T., 1904</taxonomicName>
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. The most basal group Esolinae
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<bibRefCitation id="EF8BE9BDFFF6FFFAFEC4D6BD4B89574A" author="Huys, R. & Lee, W." box="[256,468,1510,1536]" pageId="24" pageNumber="360" pagination="49 - 107" refId="ref11614" refString="Huys, R. & Lee, W. (2000) Basal resolution of laophontid phylogeny and the paraphyly of Esola Edwards. Bulletin-natural history museum zoology series, 66 (1), 49 - 107." type="journal article" year="2000">Huys & Lee, 2000</bibRefCitation>
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, with genera such as
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<taxonomicName id="4C1AEFCFFFF6FFFAFD0CD6BD4E4C574B" authority="Willen, 1995" authorityName="Willen" authorityYear="1995" box="[712,1041,1510,1537]" class="Maxillopoda" family="Laophontidae" genus="Archilaophonte" higherTaxonomySource="GBIF" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="genus">
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<emphasis id="B96E485EFFF6FFFAFD0CD6BD4928574A" box="[712,885,1510,1536]" italics="true" pageId="24" pageNumber="360">Archilaophonte</emphasis>
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<bibRefCitation id="EF8BE9BDFFF6FFFAFCB8D6BD4E4C574B" author="Willen, E." box="[892,1041,1510,1537]" pageId="24" pageNumber="360" pagination="241 - 255" refId="ref12808" refString="Willen, E. (1995) Archilaophonte maxima gen. n., spec. n., a new taxon of the Laophontidae (Copepoda, Harpacticoida) from the high Antarctic (Weddell Sea). Hydrobiologia, The Hague, 302 (3), 241 - 255. https: // doi. org / 10.1007 / bf 00032113" type="journal article" year="1995">Willen, 1995</bibRefCitation>
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</taxonomicName>
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,
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<taxonomicName id="4C1AEFCFFFF6FFFAFBD9D6BD4F6F574A" authority="Edwards C., 1891" authorityName="Edwards C." authorityYear="1891" box="[1053,1330,1510,1536]" class="Maxillopoda" family="Laophontidae" genus="Esola" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="genus">
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<emphasis id="B96E485EFFF6FFFAFBD9D6BD4E00574A" box="[1053,1117,1510,1536]" italics="true" pageId="24" pageNumber="360">Esola</emphasis>
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Edwards C., 1891
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</taxonomicName>
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, and others, already has a well-defined division of the distal segment of the male P3 endopod; however, most genera within Laophontinae Scott T., 1904 have an already undivided distal segment (
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<bibRefCitation id="EF8BE9BDFFF6FFFAFC03D5754E0A5703" author="Willen, E." box="[967,1111,1582,1609]" pageId="24" pageNumber="360" pagination="241 - 255" refId="ref12808" refString="Willen, E. (1995) Archilaophonte maxima gen. n., spec. n., a new taxon of the Laophontidae (Copepoda, Harpacticoida) from the high Antarctic (Weddell Sea). Hydrobiologia, The Hague, 302 (3), 241 - 255. https: // doi. org / 10.1007 / bf 00032113" type="journal article" year="1995">Willen 1995</bibRefCitation>
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;
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<bibRefCitation id="EF8BE9BDFFF6FFFAFBA0D5754F685702" author="Huys, R. & Lee, W." box="[1124,1333,1582,1608]" pageId="24" pageNumber="360" pagination="49 - 107" refId="ref11614" refString="Huys, R. & Lee, W. (2000) Basal resolution of laophontid phylogeny and the paraphyly of Esola Edwards. Bulletin-natural history museum zoology series, 66 (1), 49 - 107." type="journal article" year="2000">Huys & Lee 2000</bibRefCitation>
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). In their phylogenetic analysis,
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<bibRefCitation id="EF8BE9BDFFF6FFFAFE52D50948335726" author="Huys, R. & Lee, W." box="[406,622,1618,1644]" pageId="24" pageNumber="360" pagination="49 - 107" refId="ref11614" refString="Huys, R. & Lee, W. (2000) Basal resolution of laophontid phylogeny and the paraphyly of Esola Edwards. Bulletin-natural history museum zoology series, 66 (1), 49 - 107." type="journal article" year="2000">Huys & Lee (2000)</bibRefCitation>
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also characterize the three-segmented male P3 endopod as plesiomorphy and the two-segmented endopod as apomorphy.
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</paragraph>
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</subSubSection>
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<subSubSection id="C300C7C7FFF6FFFBFF03D5C14F4F5377" lastPageId="25" lastPageNumber="361" pageId="24" pageNumber="360" type="description">
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<paragraph id="8BA5944CFFF6FFFAFF03D5C14B1C569E" blockId="24.[151,1437,1078,2040]" pageId="24" pageNumber="360">
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In our opinion, the division of the male P3 endopodite into pseudosegments, as well as the presence of a strongly modified outer seta into apophysis, is characteristic of the common ancestor of a large number of families in Cletodidimorpha
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<bibRefCitation id="EF8BE9BDFFF6FFFAFEBCD5B94BAA57B6" author="Lang, K." box="[376,503,1762,1788]" pageId="24" pageNumber="360" refId="ref11741" refString="Lang, K. (1948) Monographie der Harpacticiden I + II. Nordiska Bokhandeln, Lund, 1683 pp." type="book" year="1948">Lang, 1948</bibRefCitation>
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sensu
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<bibRefCitation id="EF8BE9BDFFF6FFFAFD86D5B949DC57B6" author="Kornev, P. N. & Chertoprud, E. S." box="[578,897,1762,1788]" pageId="24" pageNumber="360" refId="ref11653" refString="Kornev, P. N. & Chertoprud, E. S. (2008) Copepod crustaceans of the order Harpacticoida of the White Sea: morphology, systematics, ecology. Biology Faculty, Moscow State University. Tovarishchestvo Nauchnikh Izdanii KMK, Moscow, 379 pp. [in Russian]" type="book" year="2008">Kornev & Chertoprud, 2008</bibRefCitation>
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, excluding the families
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<taxonomicName id="4C1AEFCFFFF6FFFAFB4ED5B94A8F566A" authority="Lang, 1944" authorityName="Lang" authorityYear="1944" class="Maxillopoda" family="Tetragonicipitidae" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">Tetragonicipitidae Lang, 1944</taxonomicName>
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,
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<taxonomicName id="4C1AEFCFFFF6FFFAFF1AD45D4851566A" authority="Lang, 1944" authorityName="Lang" authorityYear="1944" box="[222,524,1798,1824]" class="Maxillopoda" family="Normanellidae" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">Normanellidae Lang, 1944</taxonomicName>
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and
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<taxonomicName id="4C1AEFCFFFF6FFFAFD87D45D49AE566A" authority="Huys & Willems, 1989" authorityName="Huys & Willems" authorityYear="1989" box="[579,1011,1798,1824]" class="Maxillopoda" family="Cletopsyllidae" higherTaxonomySource="GBIF" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">Cletopsyllidae Huys & Willems, 1989</taxonomicName>
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. Already within the various groups of Cletodidimorpha, secondary fusion of pseudosegments and reverse transformation of the modified outer seta probably occurred. It is quite possible that these are neotenic transformations, as in the family
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<taxonomicName id="4C1AEFCFFFF6FFFAFB5CD4154B5256C6" authority="(Huys & Lee 2000)" baseAuthorityName="Huys & Lee" baseAuthorityYear="2000" class="Maxillopoda" family="Laophontidae" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">
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Laophontidae (
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<bibRefCitation id="EF8BE9BDFFF6FFFAFA86D4154B5A56C6" author="Huys, R. & Lee, W." pageId="24" pageNumber="360" pagination="49 - 107" refId="ref11614" refString="Huys, R. & Lee, W. (2000) Basal resolution of laophontid phylogeny and the paraphyly of Esola Edwards. Bulletin-natural history museum zoology series, 66 (1), 49 - 107." type="journal article" year="2000">Huys & Lee 2000</bibRefCitation>
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)
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</taxonomicName>
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. Such transformations can be traced even within the genus
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<taxonomicName id="4C1AEFCFFFF6FFFAFC72D4294E0D56C6" box="[950,1104,1906,1932]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF6FFFAFC72D4294E0D56C6" box="[950,1104,1906,1932]" italics="true" pageId="24" pageNumber="360">Heteropsyllus</emphasis>
|
|
</taxonomicName>
|
|
, where
|
|
<taxonomicName id="4C1AEFCFFFF6FFFAFB69D4284F3356C6" authorityName="Novikov & Sharafutdinova" authorityYear="2021" box="[1197,1390,1906,1932]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="species" species="spongiophilus">
|
|
<emphasis id="B96E485EFFF6FFFAFB69D4284F3356C6" box="[1197,1390,1906,1932]" italics="true" pageId="24" pageNumber="360">H. spongiophilus</emphasis>
|
|
</taxonomicName>
|
|
has the most pronounced dimorphism, with a large modified apophysis, and
|
|
<taxonomicName id="4C1AEFCFFFF6FFFAFC04D4CC4E1556FA" authorityName="Nam & Lee" authorityYear="2006" box="[960,1096,1943,1968]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="species" species="coreanus">
|
|
<emphasis id="B96E485EFFF6FFFAFC04D4CC4E1556FA" box="[960,1096,1943,1968]" italics="true" pageId="24" pageNumber="360">H. coreanus</emphasis>
|
|
</taxonomicName>
|
|
has a small, slightly displaced thin apophysis.
|
|
</paragraph>
|
|
<paragraph id="8BA5944CFFF6FFFBFF03D4854806509B" blockId="24.[151,1437,1078,2040]" lastBlockId="25.[151,1437,151,573]" lastPageId="25" lastPageNumber="361" pageId="24" pageNumber="360">
|
|
Inside the
|
|
<taxonomicName id="4C1AEFCFFFF6FFFAFE85D485485556B2" baseAuthorityName="Nam & Lee" baseAuthorityYear="2006" box="[321,520,2014,2040]" class="Maxillopoda" family="Canthocamptidae" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="family">Canthocamptidae</taxonomicName>
|
|
,
|
|
<taxonomicName id="4C1AEFCFFFF6FFFAFDD2D48548EC56B2" box="[534,689,2014,2040]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="24" pageNumber="360" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF6FFFAFDD2D48548EC56B2" box="[534,689,2014,2040]" italics="true" pageId="24" pageNumber="360">Heteropsyllus</emphasis>
|
|
</taxonomicName>
|
|
occupies one of the basal branches. We consider it highly likely that
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFF0ED3CC4B3851FB" box="[202,357,151,177]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFF0ED3CC4B3851FB" box="[202,357,151,177]" italics="true" pageId="25" pageNumber="361">Heteropsyllus</emphasis>
|
|
</taxonomicName>
|
|
is a basal branch of the subfamily
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFD33D3CC499A51FB" authorityName="Por" authorityYear="1986" box="[759,967,151,177]" class="Maxillopoda" family="Canthocamptidae" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="subFamily" subFamily="Hemimesochrinae">Hemimesochrinae</taxonomicName>
|
|
. Thus,
|
|
<bibRefCitation id="EF8BE9BDFFF7FFFBFBDDD3CC4F7351FB" author="Huys, R. & Thistle, D." box="[1049,1326,151,177]" pageId="25" pageNumber="361" pagination="101 - 126" refId="ref11527" refString="Huys, R. & Thistle, D. (1989) Bathycamptus eckmani gen. et spec. nov. (Copepoda, Harpacticoida) with a review of the taxonomic status of certain other deepwater harpacticoids. Hydrobiologia, 185 (2), 101 - 126. https: // doi. org / 10.1007 / BF 00010809" type="journal article" year="1989">Huys and Thistle (1989)</bibRefCitation>
|
|
state that
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFF53D3E04B6C519F" box="[151,305,187,213]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFF53D3E04B6C519F" box="[151,305,187,213]" italics="true" pageId="25" pageNumber="361">Heteropsyllus</emphasis>
|
|
</taxonomicName>
|
|
, unlike typical
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFE27D3E048EF519F" authorityName="Por" authorityYear="1986" box="[483,690,187,213]" class="Maxillopoda" family="Canthocamptidae" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="subFamily" subFamily="Hemimesochrinae">Hemimesochrinae</taxonomicName>
|
|
, does not possess pineapple-setae; however, as can be seen in this description, highly similar setae are found on the distal segment of the female antennule and on several segments of the male antennule. There is also much in common between
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFC8ED2584E4B5057" authorityName="Por" authorityYear="1986" box="[842,1046,259,285]" class="Maxillopoda" family="Canthocamptidae" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="subFamily" subFamily="Hemimesochrinae">Hemimesochrinae</taxonomicName>
|
|
and
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFB8BD2584EB75057" box="[1103,1258,259,285]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFB8BD2584EB75057" box="[1103,1258,259,285]" italics="true" pageId="25" pageNumber="361">Heteropsyllus</emphasis>
|
|
</taxonomicName>
|
|
in the structure of the mouthparts. The maxillae have similarly shaped setae on endites, which, at first, are evenly thin, but then sharply taper to a fine tip. They are brought together by the characteristic structure of one of the setae on the middle endite of
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFF3BD2344BC450C3" box="[255,409,367,393]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFF3BD2344BC450C3" box="[255,409,367,393]" italics="true" pageId="25" pageNumber="361">Heteropsyllus</emphasis>
|
|
</taxonomicName>
|
|
, which, in the species of the genus
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFCDAD23449F550C3" authorityName="Por" authorityYear="1960" box="[798,936,367,393]" class="Maxillopoda" family="Cletodidae" genus="Mesopsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFCDAD23449F550C3" box="[798,936,367,393]" italics="true" pageId="25" pageNumber="361">Mesopsyllus</emphasis>
|
|
</taxonomicName>
|
|
, has an even more modified appearance. The maxilliped claw in
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFEAAD2C8487350E7" authorityName="Novikov & Sharafutdinova" authorityYear="2021" box="[366,558,403,429]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="species" species="spongiophilus">
|
|
<emphasis id="B96E485EFFF7FFFBFEAAD2C8487350E7" box="[366,558,403,429]" italics="true" pageId="25" pageNumber="361">H. spongiophilus</emphasis>
|
|
</taxonomicName>
|
|
and
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFDA0D2C848B450E7" authorityName="Novikov & Sharafutdinova" authorityYear="2021" box="[612,745,403,429]" class="Maxillopoda" family="Cletodidae" genus="Mesopsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="species" species="glacialis">
|
|
<emphasis id="B96E485EFFF7FFFBFDA0D2C848B450E7" box="[612,745,403,429]" italics="true" pageId="25" pageNumber="361">M. glacialis</emphasis>
|
|
</taxonomicName>
|
|
has four large, long spines, although a similar structure is not observed in other
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFEA5D2EC4BA1509B" box="[353,508,439,465]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFEA5D2EC4BA1509B" box="[353,508,439,465]" italics="true" pageId="25" pageNumber="361">Heteropsyllus</emphasis>
|
|
</taxonomicName>
|
|
species.
|
|
</paragraph>
|
|
<paragraph id="8BA5944CFFF7FFFBFF03D2804F4F5377" blockId="25.[151,1437,151,573]" pageId="25" pageNumber="361">
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFF03D2804B3F50BF" box="[199,354,475,501]" class="Maxillopoda" family="Canthocamptidae" genus="Heteropsyllus" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFF03D2804B3F50BF" box="[199,354,475,501]" italics="true" pageId="25" pageNumber="361">Heteropsyllus</emphasis>
|
|
</taxonomicName>
|
|
differs from typical
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFD94D280494150BF" authorityName="Por" authorityYear="1986" box="[592,796,475,501]" class="Maxillopoda" family="Canthocamptidae" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="subFamily" subFamily="Hemimesochrinae">Hemimesochrinae</taxonomicName>
|
|
in the absence of dimorphism in the structure of the P4 endopodite. However, for complete clarity, qualitative descriptions of the morphology of other genera of Hemime- sochrinae, such as
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFEADD17848905377" authority="Sars G. O., 1920" authorityName="Sars G. O." authorityYear="1920" box="[361,717,547,573]" class="Maxillopoda" family="Cletodidae" genus="Hemimesochra" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFEADD178484E5377" box="[361,531,547,573]" italics="true" pageId="25" pageNumber="361">Hemimesochra</emphasis>
|
|
Sars G.O., 1920
|
|
</taxonomicName>
|
|
and especially
|
|
<taxonomicName id="4C1AEFCFFFF7FFFBFCBFD1784E245377" authority="Huys, 2009" authorityName="Huys" authorityYear="2009" box="[891,1145,547,573]" class="Maxillopoda" family="Canthocamptidae" genus="Hanikraia" higherTaxonomySource="GBIF" kingdom="Animalia" order="Harpacticoida" pageId="25" pageNumber="361" phylum="Arthropoda" rank="genus">
|
|
<emphasis id="B96E485EFFF7FFFBFCBFD17849B35377" box="[891,1006,547,573]" italics="true" pageId="25" pageNumber="361">Hanikraia</emphasis>
|
|
Huys, 2009
|
|
</taxonomicName>
|
|
, are required.
|
|
</paragraph>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |