199 lines
23 KiB
XML
199 lines
23 KiB
XML
<document id="C2AB72EBC7ACF47395AED511136C9193" ID-CLB-Dataset="111181" ID-DOI="10.11646/zootaxa.5169.5.1" ID-GBIF-Dataset="d8cabaec-c613-4882-8a1c-e08d69a084e7" ID-ISSN="1175-5326" ID-Zenodo-Dep="6952712" ID-ZooBank="EB5A2C38-2D31-4F02-BEC1-2AA31761EFEA" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1659441294752" checkinUser="plazi" docAuthor="Atherton, Sarah & Jondelius, Ulf" docDate="2022" docId="CF6B87F3E6358506FF6FF956FB91FC6C" docLanguage="en" docName="zootaxa.5169.5.1.pdf" docOrigin="Zootaxa 5169 (5)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Pseudoposthia lata Atherton & Jondelius 2022, sp. nov." docType="treatment" docVersion="6" lastPageNumber="417" masterDocId="3352FF8BE63B8516FFF8FFEEFF82FFC9" masterDocTitle="Diversity in the family Isodiametridae (Acoela): New species bring back old problems" masterLastPageNumber="424" masterPageNumber="401" pageNumber="415" updateTime="1699363415466" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:mods id="E53AD253810756C03A6D09B50E959C0B" xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo id="3D9B0D96ABCB39992A41BFF95E0E3F8E">
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<mods:title id="12C297DBE84B0F90B68A7F0211FD4711">Diversity in the family Isodiametridae (Acoela): New species bring back old problems</mods:title>
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</mods:titleInfo>
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<mods:name id="61AC707CB1AF5D28664FE0B68B9D5C53" type="personal">
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<mods:roleTerm id="3DAD8618D4873C420A84EF10B66C2903">Author</mods:roleTerm>
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<mods:namePart id="61D872B1D9DE230C0C466FC2DF6ECEA1">Atherton, Sarah</mods:namePart>
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<mods:nameIdentifier id="BAC2C82555E87A58E321545D83892A0D" type="ORCID">0000-0003-3024-472X</mods:nameIdentifier>
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<mods:affiliation id="3C50D4775E5ECCEEFDBDD9B8C3BF0F1F">Department of Zoology, Naturhistoriska riksmuseet, Stockholm, Sweden & sarah. atherton @ nrm. se; https: // orcid. org / 0000 - 0003 - 3024 - 472 X</mods:affiliation>
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<mods:nameIdentifier id="14022371E5722EC4635147B0D7FC94E2" type="email">sarah.atherton@nrm.se</mods:nameIdentifier>
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<mods:namePart id="59C1A4A7FAE6813DEC0E2083DD59F026">Jondelius, Ulf</mods:namePart>
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<mods:affiliation id="76AA0657B0D7B0B96ADA9C9340C007DC">Department of Zoology, Naturhistoriska riksmuseet, Stockholm, Sweden & Department of Zoology, Systematics and Evolution, Stockholm Universitet, Stockholm Sweden & ulf. jondelius @ nrm. se; https: // orcid. ord / 0000 - 0003 - 2847 - 2192</mods:affiliation>
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<mods:nameIdentifier id="649E849481B6A82C14936699C179060B" type="email">ulf.jondelius@nrm.se</mods:nameIdentifier>
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<mods:title id="579551242643D5FB7AFC1A5ED4A2405D">Zootaxa</mods:title>
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<mods:part id="557E3F1133BC2E41B5C9126754CB3D35">
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<mods:date id="1807F3C2564242050D6C56999E301362">2022</mods:date>
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<mods:number id="CF892591131C1DF5DBEC6DFCF439E25D">2022-08-02</mods:number>
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<mods:number id="A599D704C5853A08C08513906BC82FC7">5169</mods:number>
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<heading id="1C358189E6358518FF6FF956FE50F91B" bold="true" box="[151,466,1720,1747]" fontSize="11" level="1" pageId="14" pageNumber="415" reason="1">
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<taxonomicName id="80C24D66E6358518FF6FF956FEF0F91A" ID-CoL="c2cc406f-9582-4168-b56b-c5d2bbd1aabb" authority="Atherton & Jondelius, 2022" authorityName="Atherton & Jondelius" authorityYear="2022" box="[151,370,1720,1747]" family="Isodiametridae" genus="Pseudoposthia" kingdom="Animalia" order="Acoela" pageId="14" pageNumber="415" phylum="Xenacoelomorpha" rank="species" species="lata" status="sp. nov.">
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<emphasis id="75B6EAF7E6358518FF6FF956FEF0F91A" bold="true" box="[151,370,1720,1747]" italics="true" pageId="14" pageNumber="415">Pseudoposthia lata</emphasis>
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<emphasis id="75B6EAF7E6358518FF6FF8CAFE1EF8F7" bold="true" box="[151,412,1828,1854]" pageId="14" pageNumber="415">Zoobank registration.</emphasis>
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<emphasis id="75B6EAF7E6358518FF3FF8A6FE38F8AB" bold="true" box="[199,442,1864,1890]" pageId="14" pageNumber="415">Materials examined.</emphasis>
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Serial sectioned specimen,
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(
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Type-9469); Digital video and photographs of original living specimens,
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(
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Type-9470–
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Type-9480)
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locality.
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.
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<caption id="13BD666DE6348519FF6FF882FBE1F839" ID-DOI="http://doi.org/10.5281/zenodo.6952734" ID-Zenodo-Dep="6952734" httpUri="https://zenodo.org/record/6952734/files/figure.png" pageId="15" pageNumber="416" startId="15.[151,250,1900,1924]" targetBox="[195,1392,181,1876]" targetPageId="15">
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<emphasis id="75B6EAF7E6348519FF6FF882FEA2F84D" bold="true" box="[151,288,1900,1924]" pageId="15" pageNumber="416">FIGURE 10.</emphasis>
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<taxonomicName id="80C24D66E6348519FEDEF882FE6AF84D" authority="Atherton & Jondelius, 2022" authorityName="Atherton & Jondelius" authorityYear="2022" box="[294,488,1900,1924]" family="Isodiametridae" genus="Pseudoposthia" kingdom="Animalia" order="Acoela" pageId="15" pageNumber="416" phylum="Xenacoelomorpha" rank="species" species="lata" status="sp. nov.">
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<emphasis id="75B6EAF7E6348519FEDEF882FE6AF84D" box="[294,488,1900,1924]" italics="true" pageId="15" pageNumber="416">Pseudoposthia lata</emphasis>
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||
</taxonomicName>
|
||
<emphasis id="75B6EAF7E6348519FE17F882FDBDF84D" bold="true" box="[495,575,1900,1924]" pageId="15" pageNumber="416">
|
||
<taxonomicNameLabel id="6E85578CE6348519FE17F882FDBDF84D" box="[495,575,1900,1924]" pageId="15" pageNumber="416" rank="species">sp. nov.</taxonomicNameLabel>
|
||
</emphasis>
|
||
A. micropictograph of the whole body. B. drawing of the whole body C. sagittal section of the midbody focused on reproductive structures, stained with haematoxylin-eosin. D. micropictograph at the midbody focusing on the reproductive structures; dp digestive parenchyma, eg egg, f frontal organ, fsv false seminal vesicle, gp gonopore, r rhabdoid glands, sph muscular sphincter surrounding gonopore, st statocyst, t testes, v vacuole
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="477D36E5E62B8506FF3FFF78FCBEFF78" blockId="16.[151,1437,150,933]" box="[199,828,150,177]" pageId="16" pageNumber="417">
|
||
<emphasis id="75B6EAF7E62B8506FF3FFF78FEA8FF79" bold="true" box="[199,298,150,176]" pageId="16" pageNumber="417">Habitat.</emphasis>
|
||
<quantity id="803A9B00E62B8506FEC9FF79FE04FF78" box="[305,390,151,177]" metricMagnitude="0" metricUnit="m" metricValue="8.0" metricValueMax="10.0" metricValueMin="6.0" pageId="16" pageNumber="417" unit="m" value="8.0" valueMax="10.0" valueMin="6.0">6–10 m</quantity>
|
||
depth, medium to coarse sand with silt
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="0FD8656EE62B8506FF3FFF54FAC6FE88" pageId="16" pageNumber="417" type="diagnosis">
|
||
<paragraph id="477D36E5E62B8506FF3FFF54FAC6FE88" blockId="16.[151,1437,150,933]" pageId="16" pageNumber="417">
|
||
<emphasis id="75B6EAF7E62B8506FF3FFF54FEC0FF1D" bold="true" box="[199,322,186,212]" pageId="16" pageNumber="417">Diagnosis.</emphasis>
|
||
Animal small and wide,
|
||
<quantity id="803A9B00E62B8506FDA5FF54FD73FF1C" box="[605,753,186,213]" metricMagnitude="-4" metricUnit="m" metricValue="4.25" metricValueMax="5.0" metricValueMin="3.5" pageId="16" pageNumber="417" unit="mm" value="0.425" valueMax="0.5" valueMin="0.35">0.35–0.5 mm</quantity>
|
||
long and to
|
||
<quantity id="803A9B00E62B8506FC87FF54FC61FF1C" box="[895,995,186,213]" metricMagnitude="-4" metricUnit="m" metricValue="2.5" pageId="16" pageNumber="417" unit="mm" value="0.25">0.25 mm</quantity>
|
||
wide. Numerous large rhabdoid glands scattered across body. Vacuoles restricted to the posterior end. Ovaries and testes paired. Bursa absent. Unwalled false seminal vesicle leading to paired false seminal vesicles and paired testes. Male system located ventral to the ovaries and anterior to the largest egg. Gonopore large and distinct, surrounded by muscular sphincter. Penis absent.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="0FD8656EE62B8506FF3FFEA5FE90FE40" pageId="16" pageNumber="417" type="etymology">
|
||
<paragraph id="477D36E5E62B8506FF3FFEA5FE90FE40" blockId="16.[151,1437,150,933]" pageId="16" pageNumber="417">
|
||
<emphasis id="75B6EAF7E62B8506FF3FFEA5FECCFEAC" bold="true" box="[199,334,331,357]" pageId="16" pageNumber="417">Etymology.</emphasis>
|
||
This species is named in reference to the broad width relative to the length of the animal (Latin:
|
||
<taxonomicName id="80C24D66E62B8506FF6FFE81FF41FE40" authorityName="Atherton & Jondelius" authorityYear="2022" box="[151,195,367,393]" family="Isodiametridae" genus="Pseudoposthia" kingdom="Animalia" order="Acoela" pageId="16" pageNumber="417" phylum="Xenacoelomorpha" rank="species" species="lata">
|
||
<emphasis id="75B6EAF7E62B8506FF6FFE81FF41FE40" box="[151,195,367,393]" italics="true" pageId="16" pageNumber="417">lata</emphasis>
|
||
</taxonomicName>
|
||
broad)
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="0FD8656EE62B8506FF3FFE7CFB91FC6C" pageId="16" pageNumber="417" type="description">
|
||
<paragraph id="477D36E5E62B8506FF3FFE7CFD39FDD0" blockId="16.[151,1437,150,933]" pageId="16" pageNumber="417">
|
||
<emphasis id="75B6EAF7E62B8506FF3FFE7CFEDBFE65" bold="true" box="[199,345,402,428]" pageId="16" pageNumber="417">Description.</emphasis>
|
||
Animal short and wide, body length
|
||
<quantity id="803A9B00E62B8506FD03FE7CFC12FE64" box="[763,912,402,429]" metricMagnitude="-4" metricUnit="m" metricValue="4.25" metricValueMax="5.0" metricValueMin="3.5" pageId="16" pageNumber="417" unit="mm" value="0.425" valueMax="0.5" valueMin="0.35">0.35–0.5 mm</quantity>
|
||
and width to
|
||
<quantity id="803A9B00E62B8506FBD3FE7CFB10FE64" box="[1067,1170,402,429]" metricMagnitude="-4" metricUnit="m" metricValue="2.5" pageId="16" pageNumber="417" unit="mm" value="0.25">0.25 mm</quantity>
|
||
. Specimens in squeezepreparation drop-shaped with rounded ends. Anterior or midpoint broader relative to the posterior. Body colorless, transparent, except for parenchyma, which varies from bright green or yellowish-brown based on microalgae food. Mouth present approximately at body’s midpoint
|
||
</paragraph>
|
||
<paragraph id="477D36E5E62B8506FF3FFDCDFCCFFD60" blockId="16.[151,1437,150,933]" pageId="16" pageNumber="417">Frontal organ moderate, extending from anterior end to just posterior to statocyst. Statocyst present 65 µm from anterior end, 15 µm in diameter with 12 µm in diameter statolith. Epidermis completely ciliated and ~5 µm wide in longitudinal sections. Cilia ~6 µm long. Rhabdoid glands large, numerous and scattered across the body. Rhabdoids partially subepidermal, to 22 µm in length in living specimen.</paragraph>
|
||
<paragraph id="477D36E5E62B8506FF3FFD5DFC96FD38" blockId="16.[151,1437,150,933]" pageId="16" pageNumber="417">Paired ovaries with numerous eggs. Largest egg medial near the caudal end, just anterior to the posterior vacuoles. Seminal bursa, vagina and female gonopore absent.</paragraph>
|
||
<paragraph id="477D36E5E62B8506FF3FFD15FB91FC6C" blockId="16.[151,1437,150,933]" pageId="16" pageNumber="417">Male system present anterior of the largest egg. Central false seminal vesicle globular, to 45 µm (38–45 µm) in width, connecting laterally to paired false seminal vesicles and testes. False seminal vesicles lack walls and are non-muscular, comprising of a mass of sperm or possibly spermatophore. Testes located ~⅓ body length from the anterior end. Large and distinct gonopore present just anterior to the central false seminal vesicle, 34–35 µm wide and 18–20 µm long. Gonopore surrounded by muscular sphincter. Penis absent.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |