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<document id="3FD3E7F429724E571DA0BB24E174876D" ID-DOI="10.5281/zenodo.277458" ID-GBIF-Dataset="e4884183-d33b-4939-86e5-a56ceaf8ce9f" ID-ISSN="1175-5326" ID-Zenodo-Dep="277458" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460305318245" checkinUser="plazi" docAuthor="Nilsson, Karin Sara, Wallberg, Andreas &amp; Jondelius, Ulf" docDate="2011" docId="03A6456DFFB7AE40FF4B9189FBC7FF49" docLanguage="en" docName="zt02867p031.pdf" docOrigin="Zootaxa 2867" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Philactinoposthia brevis Nilsson, Wallberg &amp; Jondelius, 2011, sp.nov." docType="treatment" docVersion="10" lastPageNumber="3" masterDocId="FF9F3D15FFB5AE43FFDC9545FFDDFF9D" masterDocTitle="New species of Acoela from the Mediterranean, the Red Sea, and the South Pacific" masterLastPageNumber="31" masterPageNumber="1" pageNumber="3" updateTime="1698253171788" updateUser="plazi">
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<mods:title id="05A736AB4F8475DA4FDB2DDCBAE6A70D">New species of Acoela from the Mediterranean, the Red Sea, and the South Pacific</mods:title>
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<mods:namePart id="44DCD1F91769BCAA19804C1C37596733">Nilsson, Karin Sara</mods:namePart>
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<mods:namePart id="B32DA48F5BF7F23DA50B52B1F3D1F65E">Wallberg, Andreas</mods:namePart>
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<mods:namePart id="B36676B8FE0BEB96A105F819CF497490">Jondelius, Ulf</mods:namePart>
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<mods:date id="2381D8E03BCB2BBB6956FB085C24A9A0">2011</mods:date>
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<treatment id="03A6456DFFB7AE40FF4B9189FBC7FF49" ID-DOI="http://doi.org/10.5281/zenodo.5683931" ID-GBIF-Taxon="119400281" ID-Zenodo-Dep="5683931" LSID="urn:lsid:plazi:treatment:03A6456DFFB7AE40FF4B9189FBC7FF49" httpUri="http://treatment.plazi.org/id/03A6456DFFB7AE40FF4B9189FBC7FF49" lastPageId="3" lastPageNumber="3" pageId="2" pageNumber="3">
<subSubSection id="C315A7F0FFB7AE41FF4B9189FEF3FA9B" pageId="2" pageNumber="3" type="nomenclature">
<paragraph id="8BB0F47BFFB7AE41FF4B9189FDC5FB78" blockId="2.[151,618,1158,1286]" box="[151,536,1227,1254]" pageId="2" pageNumber="3">
<heading id="D0F84317FFB7AE41FF4B9189FDC5FB78" bold="true" box="[151,536,1227,1254]" fontSize="11" level="1" pageId="2" pageNumber="3" reason="1">
<emphasis id="B97B2869FFB7AE41FF4B9189FDC5FB78" bold="true" box="[151,536,1227,1254]" pageId="2" pageNumber="3">
<taxonomicName id="4C0F8FF8FFB7AE41FF4B9189FE66FB7B" box="[151,443,1228,1254]" class="Acoelomorpha" family="Actinoposthiidae" genus="Philactinoposthia" kingdom="Animalia" order="Acoela" pageId="2" pageNumber="3" phylum="Xenacoelomorpha" rank="species" species="brevis" status="sp. nov.">
<emphasis id="B97B2869FFB7AE41FF4B9189FE66FB7B" bold="true" box="[151,443,1228,1254]" italics="true" pageId="2" pageNumber="3">Philactinoposthia brevis</emphasis>
</taxonomicName>
<taxonomicNameLabel id="A2489512FFB7AE41FE1E918EFDC5FB78" box="[450,536,1227,1253]" pageId="2" pageNumber="3" rank="species">sp.nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
<paragraph id="8BB0F47BFFB7AE41FF4B91ABFEF3FA9B" blockId="2.[151,618,1158,1286]" box="[151,302,1262,1286]" pageId="2" pageNumber="3">
(
<figureCitation id="1334E8FEFFB7AE41FF4391ABFF31FA9B" box="[159,236,1262,1286]" captionStart="FIGURE 1" captionStartId="3.[151,250,1715,1738]" captionTargetBox="[151,1436,303,1691]" captionTargetId="figure@3.[151,1436,303,1691]" captionTargetPageId="3" captionText="FIGURE 1. Philactinoposthia brevis sp. nov. Photomicrographs of living specimens A C. A. Dorsal view of whole specimen. Scale bar: 60 µm B. Dorsal view of posterior part of body. Scale bar: 40 µm. C. Showing sperm. Scale bar: 15 µm. Photomicrographs of sagittal histological sections stained with hematoxylin-eosin D E. D. Section through posterior part of body. Scale bar: 30 µm. E. Section through length of body. Scale bar: 100 µm." httpUri="https://zenodo.org/record/277459/files/figure.png" pageId="2" pageNumber="3">Figs. 1</figureCitation>
,
<figureCitation id="1334E8FEFFB7AE41FF2691ABFED7FA9B" box="[250,266,1262,1286]" captionStart="FIGURE 2" captionStartId="4.[151,250,1961,1984]" captionTargetBox="[249,1335,156,1940]" captionTargetId="figure@4.[249,1336,155,1940]" captionTargetPageId="4" captionText="FIGURE 2. Philactinoposthia brevis sp. nov. Reconstructions show arrangement of organs. A. Dorsal reconstruction of whole living animal. B. Sagittal reconstruction of the whole animal. Scale bar: 80 μm." httpUri="https://zenodo.org/record/277460/files/figure.png" pageId="2" pageNumber="3">2</figureCitation>
,
<figureCitation id="1334E8FEFFB7AE41FECA91ABFEF9FA9B" box="[278,292,1262,1286]" captionStart="FIGURE 3" captionStartId="5.[151,250,858,881]" captionTargetBox="[203,1376,158,838]" captionTargetId="figure@5.[203,1385,143,851]" captionTargetPageId="5" captionText="FIGURE 3. Detail from the majority rule consensus tree summarizing the result of the Bayesian analysis of the combined 18 S rDNA, 28 S rDNA and COI dataset with the GTR + G substitution model after 10 million generations sampled every 1000 generations after a burnin of 5 million generations. P. b re v i s sp. nov., P. ischiae sp. nov. and P. novaecaledoniae sp. nov. are placed in a clade composed of Philactinoposthia species with maximum support." httpUri="https://zenodo.org/record/277461/files/figure.png" pageId="2" pageNumber="3">3</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="C315A7F0FFB7AE41FF4B9072FDD0FA27" pageId="2" pageNumber="3" type="materials_examined">
<paragraph id="8BB0F47BFFB7AE41FF4B9072FAB5FAD3" blockId="2.[151,1436,1334,2007]" box="[151,1384,1334,1359]" pageId="2" pageNumber="3">
<emphasis id="B97B2869FFB7AE41FF4B9072FEE3FAD2" bold="true" box="[151,318,1334,1359]" pageId="2" pageNumber="3">
<typeStatus id="54B44AD9FFB7AE41FF4B9072FF0DFAD2" box="[151,208,1335,1359]" pageId="2" pageNumber="3">Type</typeStatus>
Material
</emphasis>
:
<typeStatus id="54B44AD9FFB7AE41FE939073FE61FAD3" box="[335,444,1334,1358]" pageId="2" pageNumber="3" type="holotype">Holotype</typeStatus>
:
<collectionCode id="ED1E6CBEFFB7AE41FE1A9073FDCAFAD3" box="[454,535,1334,1358]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="2" pageNumber="3">SMNH</collectionCode>
Type-8041.
<typeStatus id="54B44AD9FFB7AE41FD799072FCDAFAD2" box="[677,775,1335,1359]" pageId="2" pageNumber="3" type="paratype">Paratype</typeStatus>
1:
<collectionCode id="ED1E6CBEFFB7AE41FCF79073FCA1FAD3" box="[811,892,1334,1358]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="2" pageNumber="3">SMNH</collectionCode>
Type-8042,
<typeStatus id="54B44AD9FFB7AE41FBD69072FBB1FAD2" box="[1034,1132,1335,1359]" pageId="2" pageNumber="3" type="paratype">Paratype</typeStatus>
2:
<collectionCode id="ED1E6CBEFFB7AE41FB539073FB3DFAD3" box="[1167,1248,1334,1358]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="2" pageNumber="3">SMNH</collectionCode>
Type-8043.
</paragraph>
<paragraph id="8BB0F47BFFB7AE41FF1B901EFB06FAEF" blockId="2.[151,1436,1334,2007]" box="[199,1243,1370,1395]" pageId="2" pageNumber="3">
<emphasis id="B97B2869FFB7AE41FF1B901EFEB5FAEE" bold="true" box="[199,360,1370,1395]" pageId="2" pageNumber="3">
<typeStatus id="54B44AD9FFB7AE41FF1B901EFEDDFAEE" box="[199,256,1371,1395]" pageId="2" pageNumber="3">Type</typeStatus>
Locality
</emphasis>
. Red Sea, Eilat (
<geoCoordinate id="EE3B92BCFFB7AE41FDF9901FFD69FAEF" box="[549,692,1370,1394]" direction="north" orientation="latitude" pageId="2" pageNumber="3" precision="15" value="29.500555">29° 30' 2&quot; N</geoCoordinate>
,
<geoCoordinate id="EE3B92BCFFB7AE41FD63901FFC85FAEF" box="[703,856,1370,1394]" direction="east" orientation="longitude" pageId="2" pageNumber="3" precision="15" value="34.926666">34° 55' 36&quot; E</geoCoordinate>
), at
<quantity id="4CF7599EFFB7AE41FC5B901FFC1DFAEF" box="[903,960,1370,1394]" metricMagnitude="1" metricUnit="m" metricValue="1.5" pageId="2" pageNumber="3" unit="m" value="15.0">15 m</quantity>
water depth in fine sand.
</paragraph>
<paragraph id="8BB0F47BFFB7AE41FF1B903BFDD0FA27" blockId="2.[151,1436,1334,2007]" pageId="2" pageNumber="3">
<emphasis id="B97B2869FFB7AE41FF1B903BFE25FA0A" bold="true" box="[199,504,1406,1431]" pageId="2" pageNumber="3">Other Material examined</emphasis>
. Living specimens in squeeze preparations; 4 sets of 4-5 μm serial sagittal sections of paraffin-embedded specimens.
</paragraph>
</subSubSection>
<subSubSection id="C315A7F0FFB7AE41FF1B9082FEE9F99E" pageId="2" pageNumber="3" type="etymology">
<paragraph id="8BB0F47BFFB7AE41FF1B9082FEE9F99E" blockId="2.[151,1436,1334,2007]" pageId="2" pageNumber="3">
<emphasis id="B97B2869FFB7AE41FF1B9082FE93FA42" bold="true" box="[199,334,1479,1503]" pageId="2" pageNumber="3">Etymology.</emphasis>
<taxonomicName id="4C0F8FF8FFB7AE41FE889083FE40FA43" box="[340,413,1478,1502]" class="Acoelomorpha" family="Actinoposthiidae" genus="Philactinoposthia" kingdom="Animalia" order="Acoela" pageId="2" pageNumber="31" phylum="Xenacoelomorpha" rank="species" species="brevis">Brevis</taxonomicName>
= short, small in latin, and refers to the short body size, small bursal nozzle and small copulatory organ.
</paragraph>
</subSubSection>
<subSubSection id="C315A7F0FFB7AE40FF1B934BFBC7FF49" lastPageId="3" lastPageNumber="4" pageId="2" pageNumber="3" type="description">
<paragraph id="8BB0F47BFFB7AE41FF1B934BFB3FF92B" blockId="2.[151,1436,1334,2007]" pageId="2" pageNumber="3">
<emphasis id="B97B2869FFB7AE41FF1B934BFE84F9BA" bold="true" box="[199,345,1550,1575]" pageId="2" pageNumber="3">Description.</emphasis>
Active swimmer. Living specimens up to 500 μm long and ~85 μm wide. Body shape cylindric, both ends rounded. Epidermis completely ciliated with cilia that are 4 μm long. Brown colored rhabdoid glands present, 10 μm long, sparsely scattered across body, absent in anterior end and almost completely lacking on ventral side (
<figureCitation id="1334E8FEFFB7AE41FEDC933FFEE3F90F" box="[256,318,1658,1682]" captionStart="FIGURE 1" captionStartId="3.[151,250,1715,1738]" captionTargetBox="[151,1436,303,1691]" captionTargetId="figure@3.[151,1436,303,1691]" captionTargetPageId="3" captionText="FIGURE 1. Philactinoposthia brevis sp. nov. Photomicrographs of living specimens A C. A. Dorsal view of whole specimen. Scale bar: 60 µm B. Dorsal view of posterior part of body. Scale bar: 40 µm. C. Showing sperm. Scale bar: 15 µm. Photomicrographs of sagittal histological sections stained with hematoxylin-eosin D E. D. Section through posterior part of body. Scale bar: 30 µm. E. Section through length of body. Scale bar: 100 µm." httpUri="https://zenodo.org/record/277459/files/figure.png" pageId="2" pageNumber="3">Fig. 1</figureCitation>
AE). Rhabdoid glands compact with oval shape in sections, separate rods not detectable. Epidermis uncolored in transmitted light. Statocyst, 8 μm in diameter, located 50 μm from anterior end, U10.
</paragraph>
<paragraph id="8BB0F47BFFB7AE41FF1B9387FBB4F963" blockId="2.[151,1436,1334,2007]" pageId="2" pageNumber="3">Frontal organ present, cell bodies of frontal organ extend from U0 to U20. Mouth ventral, located in middle of body. Digestive central syncytium with brownish coloration, extends from U20 to U80.</paragraph>
<paragraph id="8BB0F47BFFB7AE41FF1B924FFE93F813" blockId="2.[151,1436,1334,2007]" pageId="2" pageNumber="3">
Ovary unpaired, one large oocyte, extends from level of mouth to bursal nozzle, U65 to U82 (
<figureCitation id="1334E8FEFFB7AE41FAD2924FFA93F8BF" box="[1294,1358,1802,1826]" captionStart="FIGURE 1" captionStartId="3.[151,250,1715,1738]" captionTargetBox="[151,1436,303,1691]" captionTargetId="figure@3.[151,1436,303,1691]" captionTargetPageId="3" captionText="FIGURE 1. Philactinoposthia brevis sp. nov. Photomicrographs of living specimens A C. A. Dorsal view of whole specimen. Scale bar: 60 µm B. Dorsal view of posterior part of body. Scale bar: 40 µm. C. Showing sperm. Scale bar: 15 µm. Photomicrographs of sagittal histological sections stained with hematoxylin-eosin D E. D. Section through posterior part of body. Scale bar: 30 µm. E. Section through length of body. Scale bar: 100 µm." httpUri="https://zenodo.org/record/277459/files/figure.png" pageId="2" pageNumber="3">Fig. 1</figureCitation>
BDE). Female gonopore ventral, positioned posteriorly at U84, opens to small globular seminal bursa with bursal nozzle that connects anteriorly, difficult to detect in live specimens (
<figureCitation id="1334E8FEFFB7AE41FC989217FC5EF8F7" box="[836,899,1874,1898]" captionStart="FIGURE 1" captionStartId="3.[151,250,1715,1738]" captionTargetBox="[151,1436,303,1691]" captionTargetId="figure@3.[151,1436,303,1691]" captionTargetPageId="3" captionText="FIGURE 1. Philactinoposthia brevis sp. nov. Photomicrographs of living specimens A C. A. Dorsal view of whole specimen. Scale bar: 60 µm B. Dorsal view of posterior part of body. Scale bar: 40 µm. C. Showing sperm. Scale bar: 15 µm. Photomicrographs of sagittal histological sections stained with hematoxylin-eosin D E. D. Section through posterior part of body. Scale bar: 30 µm. E. Section through length of body. Scale bar: 100 µm." httpUri="https://zenodo.org/record/277459/files/figure.png" pageId="2" pageNumber="3">Fig. 1</figureCitation>
BD). Bursal nozzle ~30 μm long with a zigzaglike appearance.
</paragraph>
<paragraph id="8BB0F47BFFB7AE40FF1B92DFFBC7FF49" blockId="2.[151,1436,1334,2007]" lastBlockId="3.[151,1436,150,212]" lastPageId="3" lastPageNumber="4" pageId="2" pageNumber="3">
Male gonopore ventral, positioned posteriorly at U90, opens immediately to small arrow-shaped male copulatory organ with sclerotized stylet needles surrounded by sperm. At least four needles detectable, short in relationship to body size, 30 μm long (
<figureCitation id="1334E8FEFFB6AE40FDCC95D2FD8EFF32" box="[528,595,151,175]" captionStart="FIGURE 1" captionStartId="3.[151,250,1715,1738]" captionTargetBox="[151,1436,303,1691]" captionTargetId="figure@3.[151,1436,303,1691]" captionTargetPageId="3" captionText="FIGURE 1. Philactinoposthia brevis sp. nov. Photomicrographs of living specimens A C. A. Dorsal view of whole specimen. Scale bar: 60 µm B. Dorsal view of posterior part of body. Scale bar: 40 µm. C. Showing sperm. Scale bar: 15 µm. Photomicrographs of sagittal histological sections stained with hematoxylin-eosin D E. D. Section through posterior part of body. Scale bar: 30 µm. E. Section through length of body. Scale bar: 100 µm." httpUri="https://zenodo.org/record/277459/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
B). Glands surrounds copulatory organ (
<figureCitation id="1334E8FEFFB6AE40FBF395D2FBAFFF32" box="[1071,1138,151,175]" captionStart="FIGURE 1" captionStartId="3.[151,250,1715,1738]" captionTargetBox="[151,1436,303,1691]" captionTargetId="figure@3.[151,1436,303,1691]" captionTargetPageId="3" captionText="FIGURE 1. Philactinoposthia brevis sp. nov. Photomicrographs of living specimens A C. A. Dorsal view of whole specimen. Scale bar: 60 µm B. Dorsal view of posterior part of body. Scale bar: 40 µm. C. Showing sperm. Scale bar: 15 µm. Photomicrographs of sagittal histological sections stained with hematoxylin-eosin D E. D. Section through posterior part of body. Scale bar: 30 µm. E. Section through length of body. Scale bar: 100 µm." httpUri="https://zenodo.org/record/277459/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
D). False seminal vesicle located at proximal end of stylet-like structure. Sperm with granules (
<figureCitation id="1334E8FEFFB6AE40FC7D95F9FC3DFF49" box="[929,992,188,212]" captionStart="FIGURE 1" captionStartId="3.[151,250,1715,1738]" captionTargetBox="[151,1436,303,1691]" captionTargetId="figure@3.[151,1436,303,1691]" captionTargetPageId="3" captionText="FIGURE 1. Philactinoposthia brevis sp. nov. Photomicrographs of living specimens A C. A. Dorsal view of whole specimen. Scale bar: 60 µm B. Dorsal view of posterior part of body. Scale bar: 40 µm. C. Showing sperm. Scale bar: 15 µm. Photomicrographs of sagittal histological sections stained with hematoxylin-eosin D E. D. Section through posterior part of body. Scale bar: 30 µm. E. Section through length of body. Scale bar: 100 µm." httpUri="https://zenodo.org/record/277459/files/figure.png" pageId="3" pageNumber="4">Fig. 1</figureCitation>
BC).
</paragraph>
</subSubSection>
</treatment>
</document>