treatments-xml/data/7C/13/F6/7C13F601FFEBFF8D54A059C2FF16FCB3.xml
2024-06-21 12:41:26 +02:00

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<document id="E681956B81B7E46DE15AFECB15E97BA6" ID-DOI="10.5281/zenodo.202501" ID-GBIF-Dataset="86a4e805-beba-4f05-9da2-7030b8addcea" ID-ISSN="1175-5326" ID-Zenodo-Dep="202501" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460256919205" checkinUser="plazi" docAuthor="Newman, William A. &amp; Jones, William J." docDate="2011" docId="7C13F601FFEBFF8D54A059C2FF16FCB3" docLanguage="en" docName="zt02789p068.pdf" docOrigin="Zootaxa 2789" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Pachylasmatinae Utinomi 1968" docType="treatment" docVersion="8" lastPageNumber="60" masterDocId="802A8E79FFE0FF865437586FFFF7FFC4" masterDocTitle="Two Northeast Pacific deep-water barnacle populations (Cirripedia: Calanticidae and Pachylasmatidae) from seamounts of the Juan de Fuca Ridge; &quot; insular &quot; endemics stemming from Tethys, or by subsequent dispersal from the Western Pacific center of distribution?" masterLastPageNumber="68" masterPageNumber="49" pageNumber="60" updateTime="1698243655103" updateUser="plazi">
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<mods:title id="353659DE1A34313A9FAD0414606928CA">Two Northeast Pacific deep-water barnacle populations (Cirripedia: Calanticidae and Pachylasmatidae) from seamounts of the Juan de Fuca Ridge; &quot; insular &quot; endemics stemming from Tethys, or by subsequent dispersal from the Western Pacific center of distribution?</mods:title>
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<mods:namePart id="6AC3F390CA679C430C3D8DCDC22B8D6E">Newman, William A.</mods:namePart>
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<mods:namePart id="DAA15ADB30D435E176F8112BB0044546">Jones, William J.</mods:namePart>
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<mods:date id="E73C23055BA26054A9A80C0DB6C6F448">2011</mods:date>
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<treatment id="7C13F601FFEBFF8D54A059C2FF16FCB3" ID-DOI="http://doi.org/10.5281/zenodo.5667569" ID-GBIF-Taxon="119392596" ID-Zenodo-Dep="5667569" LSID="urn:lsid:plazi:treatment:7C13F601FFEBFF8D54A059C2FF16FCB3" httpUri="http://treatment.plazi.org/id/7C13F601FFEBFF8D54A059C2FF16FCB3" lastPageNumber="60" pageId="11" pageNumber="60">
<subSubSection id="BCA0149CFFEBFF8D54A059C2FD5DFE03" box="[151,682,429,455]" pageId="11" pageNumber="60" type="nomenclature">
<paragraph id="F4054717FFEBFF8D54A059C2FD5DFE03" blockId="11.[151,682,429,455]" box="[151,682,429,455]" pageId="11" pageNumber="60">
<heading id="AF4DF07BFFEBFF8D54A059C2FD5DFE03" bold="true" box="[151,682,429,455]" fontSize="11" level="1" pageId="11" pageNumber="60" reason="1">
<emphasis id="C6CE9B05FFEBFF8D54A059C2FD5DFE03" bold="true" box="[151,682,429,455]" pageId="11" pageNumber="60">
Subfamily
<taxonomicName id="33BA3C94FFEBFF8D552859C2FD5DFE03" authority="Utinomi, 1968" authorityName="Utinomi" authorityYear="1968" box="[287,682,429,455]" class="Maxillopoda" family="Pachylasmatidae" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="subFamily" subFamily="Pachylasmatinae">
Pachylasmatinae
<bibRefCitation id="902B3AE6FFEBFF8D55CD59C2FD5DFE03" author="Utinomi" box="[506,682,429,455]" pageId="11" pageNumber="60" refString="Utinomi, H. (1968) A revision of the deep-sea barnacles Pachylasma and Hexelasma from Japan, with a proposal of new classification of the Chthamalidae (Cirripedia, Thoracica). Publications of the Seto Marine Biological Laboratory, 16 (1), 21 - 39." type="journal article" year="1968">Utinomi, 1968</bibRefCitation>
</taxonomicName>
</emphasis>
</heading>
</paragraph>
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<subSubSection id="BCA0149CFFEBFF8D54A0599BFF16FCB3" pageId="11" pageNumber="60" type="discussion">
<paragraph id="F4054717FFEBFF8D54A0599BFF16FCB3" blockId="11.[151,1436,500,887]" pageId="11" pageNumber="60">
<emphasis id="C6CE9B05FFEBFF8D54A0599BFEFCFDC8" bold="true" box="[151,267,500,524]" pageId="11" pageNumber="60">Remarks.</emphasis>
The
<taxonomicName id="33BA3C94FFEBFF8D5572599BFDF3FDC8" box="[325,516,500,524]" class="Maxillopoda" family="Pachylasmatidae" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="subFamily" subFamily="Pachylasmatinae">Pachylasmatinae</taxonomicName>
, as per the landmark revision of
<bibRefCitation id="902B3AE6FFEBFF8D5741599AFBFEFDC8" author="Jones" box="[886,1033,500,524]" pageId="11" pageNumber="60" refString="Jones, D. S. (2000) Crustacea Cirripedia Thoracica: Chionelasmatoidea and Pachylasmatoidea (Balanomorpha) of New Caledonia, Vanuatu and Wallis and Futuna Islands, with a review of all currently assigned taxa. In: Crosnier, A. (ed.), Resultats des Campagne MUSORSTOM 21. Memoires du Museum national d'Historie naturelle, 184, 141 - 283." type="journal article" year="2000">Jones (2000)</bibRefCitation>
, encompasses five genera;
<taxonomicName id="33BA3C94FFEBFF8D510B599AFE51FDEB" authority="Jones, 2000: 166" authorityName="Jones" authorityPageNumber="166" authorityYear="2000" class="Maxillopoda" family="Pachylasmatidae" genus="Eutomolasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus">
<emphasis id="C6CE9B05FFEBFF8D510B599AFF2DFDF4" italics="true" pageId="11" pageNumber="60">Eutomolasma</emphasis>
<bibRefCitation id="902B3AE6FFEBFF8D54D35A77FE99FDEB" author="Jones" box="[228,366,535,559]" pageId="11" pageNumber="60" refString="Jones, D. S. (2000) Crustacea Cirripedia Thoracica: Chionelasmatoidea and Pachylasmatoidea (Balanomorpha) of New Caledonia, Vanuatu and Wallis and Futuna Islands, with a review of all currently assigned taxa. In: Crosnier, A. (ed.), Resultats des Campagne MUSORSTOM 21. Memoires du Museum national d'Historie naturelle, 184, 141 - 283." type="journal article" year="2000">Jones, 2000</bibRefCitation>
: 166
</taxonomicName>
(four species),
<taxonomicName id="33BA3C94FFEBFF8D566B5A77FC58FDEB" authority="Jones, 2000: 177" authorityName="Jones" authorityPageNumber="177" authorityYear="2000" box="[604,943,535,560]" class="Maxillopoda" family="Pachylasmatidae" genus="Microlasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus">
<emphasis id="C6CE9B05FFEBFF8D566B5A77FD15FDF4" box="[604,738,536,560]" italics="true" pageId="11" pageNumber="60">Microlasma</emphasis>
<bibRefCitation id="902B3AE6FFEBFF8D56DB5A77FC80FDEB" author="Jones" box="[748,887,535,559]" pageId="11" pageNumber="60" refString="Jones, D. S. (2000) Crustacea Cirripedia Thoracica: Chionelasmatoidea and Pachylasmatoidea (Balanomorpha) of New Caledonia, Vanuatu and Wallis and Futuna Islands, with a review of all currently assigned taxa. In: Crosnier, A. (ed.), Resultats des Campagne MUSORSTOM 21. Memoires du Museum national d'Historie naturelle, 184, 141 - 283." type="journal article" year="2000">Jones, 2000</bibRefCitation>
: 177
</taxonomicName>
(four species),
<taxonomicName id="33BA3C94FFEBFF8D50525A77FF36FD90" authority="Darwin, 1854: 185" authorityName="Darwin" authorityPageNumber="185" authorityYear="1854" class="Maxillopoda" family="Pachylasmatidae" genus="Pachylasma" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus">
<emphasis id="C6CE9B05FFEBFF8D50525A77FB19FDF4" box="[1125,1262,536,560]" italics="true" pageId="11" pageNumber="60">Pachylasma</emphasis>
<bibRefCitation id="902B3AE6FFEBFF8D50C05A78FA6FFDEB" author="Darwin" box="[1271,1432,535,559]" pageId="11" pageNumber="60" refString="Darwin, C. (1854) A monograph on the subclass Cirripedia, with figures of all species, the Balanidae, the Verrucidae etc. Pp 1 - 684 + pls 1 - 30. Ray Society, London." type="book chapter" year="1854">Darwin, 1854</bibRefCitation>
: 185
</taxonomicName>
(eight species),
<taxonomicName id="33BA3C94FFEBFF8D554C5A53FD4EFD90" authority="Jones, 2000: 201" authorityName="Jones" authorityPageNumber="201" authorityYear="2000" box="[379,697,572,596]" class="Maxillopoda" family="Pachylasmatidae" genus="Eurylasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus">
<emphasis id="C6CE9B05FFEBFF8D554C5A53FE03FD90" box="[379,500,572,596]" italics="true" pageId="11" pageNumber="60">Eurylasma</emphasis>
<bibRefCitation id="902B3AE6FFEBFF8D55CB5A52FD72FD90" author="Jones" box="[508,645,572,596]" pageId="11" pageNumber="60" refString="Jones, D. S. (2000) Crustacea Cirripedia Thoracica: Chionelasmatoidea and Pachylasmatoidea (Balanomorpha) of New Caledonia, Vanuatu and Wallis and Futuna Islands, with a review of all currently assigned taxa. In: Crosnier, A. (ed.), Resultats des Campagne MUSORSTOM 21. Memoires du Museum national d'Historie naturelle, 184, 141 - 283." type="journal article" year="2000">Jones, 2000</bibRefCitation>
: 201
</taxonomicName>
(three species), and
<taxonomicName id="33BA3C94FFEBFF8D57AB5A53FADEFD90" authority="Foster, 1988: 215" authorityName="Foster" authorityPageNumber="215" authorityYear="1988" box="[924,1321,572,596]" class="Maxillopoda" family="Pachylasmatidae" genus="Tetrapachylasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus">
<emphasis id="C6CE9B05FFEBFF8D57AB5A53FBABFD90" box="[924,1116,572,596]" italics="true" pageId="11" pageNumber="60">Tetrapachylasma</emphasis>
<bibRefCitation id="902B3AE6FFEBFF8D50535A52FB04FD90" author="Foster" box="[1124,1267,572,596]" pageId="11" pageNumber="60" refString="Foster, B. A. (1988) Tetrapachylasma: A new genus for a shallow water pachylasmatid barnacle from the Cook Islands. Crustaceana, 55 (3), 225 - 233." type="journal article" year="1988">Foster, 1988</bibRefCitation>
: 215
</taxonomicName>
(five species). All, except the
<typeStatus id="2B01F9B5FFEBFF8D55BC5A0EFE4CFDBD" box="[395,443,609,633]" pageId="11" pageNumber="60">type</typeStatus>
of
<taxonomicName id="33BA3C94FFEBFF8D55D45A0FFD54FDBC" box="[483,675,608,632]" class="Maxillopoda" family="Pachylasmatidae" genus="Tetrapachylasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus">
<emphasis id="C6CE9B05FFEBFF8D55D45A0FFD54FDBC" box="[483,675,608,632]" italics="true" pageId="11" pageNumber="60">Tetrapachylasma</emphasis>
</taxonomicName>
, have an eight-plated stage early in ontogeny, albeit the rostrum is generally tripartite, RL-R-RL, and the carinolaterals, CL1-CL2, are partially concrescent. These tendencies are preludes to the pure four-platedness seen in
<taxonomicName id="33BA3C94FFEBFF8D56495AC4FCC9FD07" box="[638,830,683,707]" class="Maxillopoda" family="Pachylasmatidae" genus="Tetrapachylasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus" sensu="stricto">
<emphasis id="C6CE9B05FFEBFF8D56495AC4FCC9FD07" box="[638,830,683,707]" italics="true" pageId="11" pageNumber="60">Tetrapachylasma</emphasis>
</taxonomicName>
<taxonomicNameLabel id="DDFD267EFFEBFF8D577E5AC4FC9AFD06" box="[841,877,683,706]" pageId="11" pageNumber="60" sensu="stricto">s.s.</taxonomicNameLabel>
Therefore, acceptance of
<taxonomicName id="33BA3C94FFEBFF8D50955AC4FA95FD07" box="[1186,1378,683,707]" class="Maxillopoda" family="Pachylasmatidae" genus="Tetrapachylasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus">
<emphasis id="C6CE9B05FFEBFF8D50955AC4FA95FD07" box="[1186,1378,683,707]" italics="true" pageId="11" pageNumber="60">Tetrapachylasma</emphasis>
</taxonomicName>
as a monophyletic taxon must be viewed with caution. The wall of the new genus, to be proposed below, is like that of a
<taxonomicName id="33BA3C94FFEBFF8D549C5A9CFE9CFCCF" box="[171,363,755,779]" class="Maxillopoda" family="Pachylasmatidae" genus="Tetrapachylasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus" sensu="stricto">
<emphasis id="C6CE9B05FFEBFF8D549C5A9CFE9CFCCF" box="[171,363,755,779]" italics="true" pageId="11" pageNumber="60">Tetrapachylasma</emphasis>
</taxonomicName>
<taxonomicNameLabel id="DDFD267EFFEBFF8D55455A9CFE61FCCE" box="[370,406,755,778]" pageId="11" pageNumber="60" sensu="stricto">s.s.</taxonomicNameLabel>
in that it displays not a hint of having had more than four plates making up its wall early in ontogeny. On the other hand, as we shall see, it displays the most generalized opercular plates known to any balanomorph and, therefore, stands well apart from other pachylasmatines including the other species of
<taxonomicName id="33BA3C94FFEBFF8D51225B54FF2DFCB3" class="Maxillopoda" family="Pachylasmatidae" genus="Tetrapachylasma" higherTaxonomySource="GBIF" kingdom="Animalia" order="Sessilia" pageId="11" pageNumber="60" phylum="Arthropoda" rank="genus">
<emphasis id="C6CE9B05FFEBFF8D51225B54FF2DFCB3" italics="true" pageId="11" pageNumber="60">Tetrapachylasma</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
</treatment>
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