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<document id="A104CCA88913DD96C5D78E3EAE55EB72" ID-DOI="10.5281/zenodo.184571" ID-GBIF-Dataset="b623d656-73b0-4edc-a7fe-e86b55d5a10d" ID-ISSN="1175-5326" ID-Zenodo-Dep="184571" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,plazi" IM.taxonomicNames_approvedBy="felipe" checkinTime="1459988450462" checkinUser="plazi" docAuthor="Steenkiste, Niels Van, Volonterio, Odile, Schockaert, Ernest &amp; Artois, Tom" docDate="2008" docId="443987C2BB3D266CFF4D2FE06A92FEF6" docLanguage="en" docName="zt01914p033.pdf" docOrigin="Zootaxa 1914" docStyle="DocumentStyle:6581673A57F01A3145754A1E615EDFF0.4:Zootaxa.2007-2008.journal_article" docStyleId="6581673A57F01A3145754A1E615EDFF0" docStyleName="Zootaxa.2007-2008.journal_article" docStyleVersion="4" docTitle="Oneppus lacus Marcus 1954" docType="treatment" docVersion="7" lastPageNumber="10" masterDocId="B800FFBABB3A2665FFDA2C6A6E37FFF4" masterDocTitle="Marine Rhabdocoela (Platyhelminthes, Rhabditophora) from Uruguay, with the description of eight new species and two new genera" masterLastPageNumber="33" masterPageNumber="1" pageNumber="8" updateTime="1698232526720" updateUser="plazi">
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<mods:title id="181795CFEE4458F1020B003A707235AB">Marine Rhabdocoela (Platyhelminthes, Rhabditophora) from Uruguay, with the description of eight new species and two new genera</mods:title>
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<mods:namePart id="BAC0B294740AA6AEDF1111AFFC196C39">Steenkiste, Niels Van</mods:namePart>
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<mods:namePart id="E0BA7E6817646C33FF319C487B864B12">Volonterio, Odile</mods:namePart>
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<mods:namePart id="0A5FBC389D98258F0340C52D47F794B1">Schockaert, Ernest</mods:namePart>
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<mods:namePart id="25634F6995D5D564EE5942803E61E2E7">Artois, Tom</mods:namePart>
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<mods:number id="47A2764BD0B1783F7DCDD32259505604">1914</mods:number>
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<treatment id="443987C2BB3D266CFF4D2FE06A92FEF6" ID-DOI="http://doi.org/10.5281/zenodo.6230413" ID-GBIF-Taxon="119379713" ID-Zenodo-Dep="6230413" LSID="urn:lsid:plazi:treatment:443987C2BB3D266CFF4D2FE06A92FEF6" httpUri="http://treatment.plazi.org/id/443987C2BB3D266CFF4D2FE06A92FEF6" lastPageId="9" lastPageNumber="10" pageId="7" pageNumber="8">
<subSubSection id="848A655FBB3D2662FF4D2FE06ED8FC33" pageId="7" pageNumber="8" type="nomenclature">
<paragraph id="CC2F36D4BB3D2662FF4D2FE06FCEFC50" blockId="7.[151,505,906,967]" box="[151,505,906,932]" pageId="7" pageNumber="8">
<heading id="976781B8BB3D2662FF4D2FE06FCEFC50" bold="true" box="[151,505,906,932]" fontSize="11" level="1" pageId="7" pageNumber="8" reason="1">
<taxonomicName id="0B904D57BB3D2662FF4D2FE06FCEFC50" ID-CoL="6SN6W" authority="Marcus, 1954" authorityName="Marcus" authorityYear="1954" box="[151,505,906,932]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB3D2662FF4D2FE06FCEFC50" bold="true" box="[151,505,906,932]" pageId="7" pageNumber="8">
<emphasis id="FEE4EAC6BB3D2662FF4D2FE06F7EFC50" bold="true" box="[151,329,906,932]" italics="true" pageId="7" pageNumber="8">Oneppus lacus</emphasis>
<bibRefCitation id="A8014B25BB3D2662FE8A2FE06FCEFC50" author="Marcus" box="[336,505,906,932]" pageId="7" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">Marcus, 1954</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="CC2F36D4BB3D2662FF4D2FC76ED8FC33" blockId="7.[151,505,906,967]" box="[151,239,941,967]" pageId="7" pageNumber="8">
(
<figureCitation id="54AB2A51BB3D2662FF452FC76ED2FC33" box="[159,229,941,967]" captionStart="FIGURE 3" captionStartId="8.[151,255,1807,1831]" captionTargetBox="[223,1361,407,1759]" captionTargetId="figure@8.[207,1378,386,1794]" captionTargetPageId="8" captionText="FIGURE 3. Oneppus lacus Marcus, 1954 (A) Habitus of a live animal. (B) Reconstruction of the proboscis from the right side. (C) Cirrus (arrow indicates the proximal crown of larger spines)." httpUri="https://zenodo.org/record/184574/files/figure.png" pageId="7" pageNumber="8">Fig. 3</figureCitation>
)
</paragraph>
</subSubSection>
<subSubSection id="848A655FBB3D2662FF4D2F976D74FB2B" pageId="7" pageNumber="8" type="description">
<paragraph id="CC2F36D4BB3D2662FF4D2F976C6DFB43" blockId="7.[151,1437,1021,2007]" pageId="7" pageNumber="8">
<emphasis id="FEE4EAC6BB3D2662FF4D2F976F0BFBE3" bold="true" box="[151,316,1021,1047]" pageId="7" pageNumber="8">New locality.</emphasis>
Playa Ramírez, Departamento de Montevideo,
<collectingCountry id="B4877644BB3D2662FC552F976DC1FBE3" box="[911,1014,1021,1047]" name="Uruguay" pageId="7" pageNumber="8">Uruguay</collectingCountry>
(
<geoCoordinate id="A9A45013BB3D2662FBD62F976A88FBE3" box="[1036,1215,1021,1047]" direction="south" orientation="latitude" pageId="7" pageNumber="8" precision="1" value="-34.916264">34°5458.55”S</geoCoordinate>
,
<geoCoordinate id="A9A45013BB3D2662FB0B2F976BA7FBE3" box="[1233,1424,1021,1047]" direction="west" orientation="longitude" pageId="7" pageNumber="8" precision="1" value="-56.169918">56°1011.70”W</geoCoordinate>
). Beach with numerous holes of invertebrates, upper to lower eulittoral, relatively coarse sand with a large amount of fine fraction (
<date id="B82E1014BB3D2662FE6F28276C14FB93" box="[437,547,1101,1127]" pageId="7" pageNumber="8" value="2004-08-12">12/08/04</date>
); same locality, mid-eulittoral, rather coarse sand from a sheltered area with a large amount of fine fraction (
<date id="B82E1014BB3D2662FDD7281F6C4CFB7B" box="[525,635,1141,1167]" pageId="7" pageNumber="8" value="2004-08-12">12/08/04</date>
); same locality, fine sand with large amounts of detritus from a tidal pool in the lower eulittoral (
<date id="B82E1014BB3D2662FE0528F76C7AFB43" box="[479,589,1181,1207]" pageId="7" pageNumber="8" value="2004-08-12">12/08/04</date>
).
</paragraph>
<paragraph id="CC2F36D4BB3D2662FF1C28AF6D74FB2B" blockId="7.[151,1437,1021,2007]" box="[198,835,1221,1247]" pageId="7" pageNumber="8">
<emphasis id="FEE4EAC6BB3D2662FF1C28AF6FF3FB2B" bold="true" box="[198,452,1221,1247]" pageId="7" pageNumber="8">Known distribution.</emphasis>
Itanhaen,
<collectingCountry id="B4877644BB3D2662FDE528AF6CB0FB2B" box="[575,647,1221,1247]" name="Brazil" pageId="7" pageNumber="8">Brazil</collectingCountry>
(
<bibRefCitation id="A8014B25BB3D2662FD4C28AF6D01FB2B" author="Marcus" box="[662,822,1221,1247]" pageId="7" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">Marcus 1954</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection id="848A655FBB3D266CFF1C28876A92FEF6" lastPageId="9" lastPageNumber="10" pageId="7" pageNumber="8" type="materials_examined">
<paragraph id="CC2F36D4BB3D2662FF1C28876B4DFA8B" blockId="7.[151,1437,1021,2007]" pageId="7" pageNumber="8">
<emphasis id="FEE4EAC6BB3D2662FF1C28876F0DFAF3" bold="true" box="[198,314,1261,1287]" pageId="7" pageNumber="8">Material.</emphasis>
One drawing of a live animal. Several whole mounts, some in bad condition, and three seriallysectioned specimens, all of rather poor quality. Original material from
<taxonomicName id="0B904D57BB3D2662FC07297F6B0CFADB" authority="Marcus, 1954" authorityName="Marcus" authorityYear="1954" box="[989,1339,1301,1327]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB3D2662FC07297F6ABBFADA" box="[989,1164,1301,1326]" italics="true" pageId="7" pageNumber="8">Oneppus lacus</emphasis>
<bibRefCitation id="A8014B25BB3D2662FB4E297F6B0CFADB" author="Marcus" box="[1172,1339,1301,1327]" pageId="7" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">Marcus, 1954</bibRefCitation>
</taxonomicName>
:
<collectionCode id="AA81AE11BB3D2662FA9D297F6BABFADB" box="[1351,1436,1301,1327]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95815. Original material from
<taxonomicName id="0B904D57BB3D2662FDDD29576D46FAA3" authority="Marcus, 1952" authorityName="Marcus" authorityYear="1952" box="[519,881,1341,1367]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="timius">
<emphasis id="FEE4EAC6BB3D2662FDDD29576CF7FAA2" box="[519,704,1341,1366]" italics="true" pageId="7" pageNumber="8">Oneppus timius</emphasis>
<bibRefCitation id="A8014B25BB3D2662FD1329576D46FAA3" author="Marcus" box="[713,881,1341,1367]" pageId="7" pageNumber="32" refString="Marcus, E. (1952) Turbellaria brasileiros (10). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 17, 5 - 187." type="journal article" year="1952">Marcus, 1952</bibRefCitation>
</taxonomicName>
:
<collectionCode id="AA81AE11BB3D2662FCA429576DE4FAA3" box="[894,979,1341,1367]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95805,
<collectionCode id="AA81AE11BB3D2662FBEC29576ABCFAA3" box="[1078,1163,1341,1367]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95806,
<collectionCode id="AA81AE11BB3D2662FB3729576B75FAA3" box="[1261,1346,1341,1367]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95807,
<collectionCode id="AA81AE11BB3D2662FF4D290F6EDBFA8B" box="[151,236,1381,1407]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95808,
<collectionCode id="AA81AE11BB3D2662FE91290F6F97FA8B" box="[331,416,1381,1407]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95809,
<collectionCode id="AA81AE11BB3D2662FE24290F6C64FA8B" box="[510,595,1381,1407]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95810,
<collectionCode id="AA81AE11BB3D2662FD68290F6D30FA8B" box="[690,775,1381,1407]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95811,
<collectionCode id="AA81AE11BB3D2662FCBF290F6D8DFA8B" box="[869,954,1381,1407]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95812,
<collectionCode id="AA81AE11BB3D2662FBC3290F6A59FA8B" box="[1049,1134,1381,1407]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95813,
<collectionCode id="AA81AE11BB3D2662FB17290F6B15FA8B" box="[1229,1314,1381,1407]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
95914.
</paragraph>
<paragraph id="CC2F36D4BB3D2662FF1C29E76F3BF9EB" blockId="7.[151,1437,1021,2007]" pageId="7" pageNumber="8">
<emphasis id="FEE4EAC6BB3D2662FF1C29E76CB0FA53" bold="true" box="[198,647,1421,1447]" pageId="7" pageNumber="8">Additional remarks and discussion.</emphasis>
The body length of the studied specimens ranges from 0.7 to 0.8 mm. Habitus and internal organisation correspond to those of
<taxonomicName id="0B904D57BB3D2662FC5029DF6AC3FA3B" authority="Marcus, 1952" authorityName="Marcus" authorityYear="1952" box="[906,1268,1461,1487]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="timius">
<emphasis id="FEE4EAC6BB3D2662FC5029DF6A72FA3A" box="[906,1093,1461,1486]" italics="true" pageId="7" pageNumber="8">Oneppus timius</emphasis>
<bibRefCitation id="A8014B25BB3D2662FB9529DF6AC3FA3B" author="Marcus" box="[1103,1268,1461,1487]" pageId="7" pageNumber="32" refString="Marcus, E. (1952) Turbellaria brasileiros (10). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 17, 5 - 187." type="journal article" year="1952">Marcus, 1952</bibRefCitation>
</taxonomicName>
and
<taxonomicName id="0B904D57BB3D2662FAEE29DF6F48FA03" authority="Marcus, 1954" authorityName="Marcus" authorityYear="1954" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB3D2662FAEE29DF6EE2FA02" italics="true" pageId="7" pageNumber="8">Oneppus lacus</emphasis>
<bibRefCitation id="A8014B25BB3D2662FF0629B76F48FA03" author="Marcus" box="[220,383,1501,1527]" pageId="7" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">Marcus, 1954</bibRefCitation>
</taxonomicName>
(see
<bibRefCitation id="A8014B25BB3D2662FE6729B76C6DFA03" author="Marcus" box="[445,602,1501,1527]" pageId="7" pageNumber="32" refString="Marcus, E. (1952) Turbellaria brasileiros (10). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 17, 5 - 187." type="journal article" year="1952">Marcus 1952</bibRefCitation>
,
<bibRefCitation id="A8014B25BB3D2662FDBD29B76C91FA03" author="Marcus" box="[615,678,1501,1527]" pageId="7" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">1954</bibRefCitation>
). However,
<taxonomicName id="0B904D57BB3D2662FCE629B76D9FFA02" box="[828,936,1501,1526]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="timius">
<emphasis id="FEE4EAC6BB3D2662FCE629B76D9FFA02" box="[828,936,1501,1526]" italics="true" pageId="7" pageNumber="8">
<collectingCountry id="B4877644BB3D2662FCE629B76D63FA02" box="[828,852,1501,1526]" name="Iceland" pageId="7" pageNumber="8">O</collectingCountry>
. timius
</emphasis>
</taxonomicName>
is normally larger (1.2 mm) than
<taxonomicName id="0B904D57BB3D2662FAE029B76BABFA02" box="[1338,1436,1501,1526]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB3D2662FAE029B76BABFA02" box="[1338,1436,1501,1526]" italics="true" pageId="7" pageNumber="8">
<collectingCountry id="B4877644BB3D2662FAE029B76B65FA02" box="[1338,1362,1501,1526]" name="Iceland" pageId="7" pageNumber="8">O</collectingCountry>
. lacus
</emphasis>
</taxonomicName>
(0.6 mm).
</paragraph>
<paragraph id="CC2F36D4BB3D2662FF1C2A476EE3F94B" blockId="7.[151,1437,1021,2007]" pageId="7" pageNumber="8">
The syncytial epidermis is ciliated and has a height of 12 μm. The cilia are as long as the epidermis is high, and the basal membrane is about ¼ of the epidermis height.
<collectingCountry id="B4877644BB3D2662FC7B2A3F6DF5F99B" box="[929,962,1621,1647]" name="American Samoa" pageId="7" pageNumber="8">As</collectingCountry>
already mentioned by
<bibRefCitation id="A8014B25BB3D2662FB0A2A3F6B4AF99B" author="Marcus" box="[1232,1405,1621,1647]" pageId="7" pageNumber="32" refString="Marcus, E. (1952) Turbellaria brasileiros (10). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 17, 5 - 187." type="journal article" year="1952">Marcus (1952)</bibRefCitation>
in the description of
<taxonomicName id="0B904D57BB3D2662FEA92A176FD5F962" box="[371,482,1661,1686]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="timius">
<emphasis id="FEE4EAC6BB3D2662FEA92A176FD5F962" box="[371,482,1661,1686]" italics="true" pageId="7" pageNumber="8">
<collectingCountry id="B4877644BB3D2662FEA92A176FBCF962" box="[371,395,1661,1686]" name="Iceland" pageId="7" pageNumber="8">O</collectingCountry>
. timius
</emphasis>
</taxonomicName>
, the nuclei in the epithelium of the epidermis are most numerous at both body ends.
</paragraph>
<paragraph id="CC2F36D4BB3D2662FF1F2AA76CF7F8FB" blockId="7.[151,1437,1021,2007]" pageId="7" pageNumber="8">
The proboscis and the pharynx of the studied individual also correspond completely to those of the species of
<taxonomicName id="0B904D57BB3D2662FF6C2A9F6F29F8FA" box="[182,286,1781,1806]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="genus">
<emphasis id="FEE4EAC6BB3D2662FF6C2A9F6F29F8FA" box="[182,286,1781,1806]" italics="true" pageId="7" pageNumber="8">Oneppus</emphasis>
</taxonomicName>
described by
<bibRefCitation id="A8014B25BB3D2662FE182A9F6C5EF8FB" author="Marcus" box="[450,617,1781,1807]" pageId="7" pageNumber="32" refString="Marcus, E. (1952) Turbellaria brasileiros (10). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 17, 5 - 187." type="journal article" year="1952">Marcus (1952</bibRefCitation>
,
<bibRefCitation id="A8014B25BB3D2662FDAE2A9F6C84F8FB" author="Marcus" box="[628,691,1781,1807]" pageId="7" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">1954</bibRefCitation>
).
</paragraph>
<paragraph id="CC2F36D4BB3D266DFF1F2B776D8FFEA6" blockId="7.[151,1437,1021,2007]" lastBlockId="8.[151,1436,152,338]" lastPageId="8" lastPageNumber="9" pageId="7" pageNumber="8">
The construction of the male system greatly resembles that of
<taxonomicName id="0B904D57BB3D2662FC612B776A28F8C2" box="[955,1055,1821,1846]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB3D2662FC612B776A28F8C2" box="[955,1055,1821,1846]" italics="true" pageId="7" pageNumber="8">
<collectingCountry id="B4877644BB3D2662FC612B776DE4F8C2" box="[955,979,1821,1846]" name="Iceland" pageId="7" pageNumber="8">O</collectingCountry>
. lacus
</emphasis>
</taxonomicName>
as described by
<bibRefCitation id="A8014B25BB3D2662FB342B776BA0F8C3" author="Marcus" box="[1262,1431,1821,1847]" pageId="7" pageNumber="32" refString="Marcus, E. (1952) Turbellaria brasileiros (10). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 17, 5 - 187." type="journal article" year="1952">Marcus (1952</bibRefCitation>
,
<bibRefCitation id="A8014B25BB3D2662FF4D2B2F6EE1F8AB" author="Marcus" box="[151,214,1861,1887]" pageId="7" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">1954</bibRefCitation>
). On the serial sections, the ejaculatory duct seems to be slightly sclerotized. However, this could not be confirmed in the whole mounts. Although
<bibRefCitation id="A8014B25BB3D2662FD712B076D61F873" author="Marcus" box="[683,854,1901,1927]" pageId="7" pageNumber="32" refString="Marcus, E. (1952) Turbellaria brasileiros (10). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 17, 5 - 187." type="journal article" year="1952">Marcus (1952</bibRefCitation>
,
<bibRefCitation id="A8014B25BB3D2662FCB22B076D93F873" author="Marcus" box="[872,932,1901,1927]" pageId="7" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">1954</bibRefCitation>
) does not mention it, this could also be observed in one of the original serial sections of
<taxonomicName id="0B904D57BB3D2662FD3C2BFF6D63F85A" box="[742,852,1941,1966]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="7" pageNumber="8" phylum="Platyhelminthes" rank="species" species="timius">
<emphasis id="FEE4EAC6BB3D2662FD3C2BFF6D63F85A" box="[742,852,1941,1966]" italics="true" pageId="7" pageNumber="8">
<collectingCountry id="B4877644BB3D2662FD3C2BFF6CC9F85A" box="[742,766,1941,1966]" name="Iceland" pageId="7" pageNumber="8">O</collectingCountry>
. timius
</emphasis>
</taxonomicName>
, provided by the
<collectionCode id="AA81AE11BB3D2662FBF12BFF6AB3F85B" box="[1067,1156,1941,1967]" httpUri="http://grbio.org/cool/8z6v-f8is" name="Saskatchewan Museum of Natural History" pageId="7" pageNumber="8">SMNH</collectionCode>
. The cirrus of the Uruguayan specimens is armed with hundreds of small spines. In some whole mounts and in one of the serial sections, a proximal crown of larger spines was clearly observed (arrow in fig. 3C). Distally, the cirrus is armed with very large, curved spines. According to the description given by
<bibRefCitation id="A8014B25BB32266DFC122CAA6A42FF2E" author="Marcus" box="[968,1141,192,218]" pageId="8" pageNumber="32" refString="Marcus, E. (1954) Turbellaria brasileiros (11). Boletins da Faculdade de Filosofia, Ciencias e Letras Universidade de Sao Paulo, Zoologia, 24, 419 - 489." type="journal article" year="1954">Marcus (1954)</bibRefCitation>
this
<typeStatus id="132B8876BB32266DFB742CAA6AD7FF2E" box="[1198,1248,192,218]" pageId="8" pageNumber="9">type</typeStatus>
of cirrus is also found in
<taxonomicName id="0B904D57BB32266DFED82C826F53FEF5" box="[258,356,232,257]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="8" pageNumber="9" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB32266DFED82C826F53FEF5" box="[258,356,232,257]" italics="true" pageId="8" pageNumber="9">
<collectingCountry id="B4877644BB32266DFED82C826F2DFEF5" box="[258,282,232,257]" name="Iceland" pageId="8" pageNumber="9">O</collectingCountry>
. lacus
</emphasis>
</taxonomicName>
, as opposed to
<taxonomicName id="0B904D57BB32266DFDC12C826CB0FEF5" box="[539,647,232,257]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="8" pageNumber="9" phylum="Platyhelminthes" rank="species" species="timius">
<emphasis id="FEE4EAC6BB32266DFDC12C826CB0FEF5" box="[539,647,232,257]" italics="true" pageId="8" pageNumber="9">
<collectingCountry id="B4877644BB32266DFDC12C826C04FEF5" box="[539,563,232,257]" name="Iceland" pageId="8" pageNumber="9">O</collectingCountry>
. timius
</emphasis>
</taxonomicName>
, which has only one, proximal girdle of large spines. For
<taxonomicName id="0B904D57BB32266DFAE82C826BA3FEF5" box="[1330,1428,232,257]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="8" pageNumber="9" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB32266DFAE82C826BA3FEF5" box="[1330,1428,232,257]" italics="true" pageId="8" pageNumber="9">
<collectingCountry id="B4877644BB32266DFAE82C826B7DFEF5" box="[1330,1354,232,257]" name="Iceland" pageId="8" pageNumber="9">O</collectingCountry>
. lacus
</emphasis>
</taxonomicName>
, only one slide of serial sections of rather poor quality is available, which makes verification of the original material and comparison with the Uruguayan material very difficult.
</paragraph>
<caption id="98EF665CBB32266DFF4D2B656D8DF8BD" httpUri="https://zenodo.org/record/184574/files/figure.png" pageId="8" pageNumber="9" targetBox="[223,1361,407,1759]" targetPageId="8">
<paragraph id="CC2F36D4BB32266DFF4D2B656D8DF8BD" blockId="8.[151,1436,1807,1865]" pageId="8" pageNumber="9">
<emphasis id="FEE4EAC6BB32266DFF4D2B656F2CF8D3" bold="true" box="[151,283,1807,1831]" pageId="8" pageNumber="9">FIGURE 3.</emphasis>
<taxonomicName id="0B904D57BB32266DFEFE2B656C56F8D2" authority="Marcus, 1954" authorityName="Marcus" authorityYear="1954" box="[292,609,1807,1830]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="8" pageNumber="9" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB32266DFEFE2B656FF3F8D2" box="[292,452,1807,1830]" italics="true" pageId="8" pageNumber="9">Oneppus lacus</emphasis>
Marcus, 1954
</taxonomicName>
(A) Habitus of a live animal. (B) Reconstruction of the proboscis from the right side. (C) Cirrus (arrow indicates the proximal crown of larger spines).
</paragraph>
</caption>
<paragraph id="CC2F36D4BB32266CFF1C2B1D6AC7FF46" blockId="8.[151,1436,1911,2017]" lastBlockId="9.[151,1435,152,258]" lastPageId="9" lastPageNumber="10" pageId="8" pageNumber="9">
<collectingCountry id="B4877644BB32266DFF1C2B1D6ED0F865" box="[198,231,1911,1937]" name="American Samoa" pageId="8" pageNumber="9">As</collectingCountry>
far as could be ascertained from the sections of the Uruguayan specimens, the female system is constructed in the same way as in
<taxonomicName id="0B904D57BB32266DFDD92BCA6C52F84D" box="[515,613,1952,1977]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="8" pageNumber="9" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB32266DFDD92BCA6C52F84D" box="[515,613,1952,1977]" italics="true" pageId="8" pageNumber="9">
<collectingCountry id="B4877644BB32266DFDD92BCA6C2CF84D" box="[515,539,1952,1977]" name="Iceland" pageId="8" pageNumber="9">O</collectingCountry>
. lacus
</emphasis>
</taxonomicName>
and
<taxonomicName id="0B904D57BB32266DFD7A2BCA6D3AF84D" box="[672,781,1952,1977]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="8" pageNumber="9" phylum="Platyhelminthes" rank="species" species="timius">
<emphasis id="FEE4EAC6BB32266DFD7A2BCA6D3AF84D" box="[672,781,1952,1977]" italics="true" pageId="8" pageNumber="9">
<collectingCountry id="B4877644BB32266DFD7A2BCA6C8FF84D" box="[672,696,1952,1977]" name="Iceland" pageId="8" pageNumber="9">O</collectingCountry>
. timius
</emphasis>
</taxonomicName>
. It also seems to have a large separate seminal receptacle, completely filled with sperm, as in
<taxonomicName id="0B904D57BB32266DFD512BA26CCBF815" box="[651,764,1992,2017]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="8" pageNumber="9" phylum="Platyhelminthes" rank="species" species="timius">
<emphasis id="FEE4EAC6BB32266DFD512BA26CCBF815" box="[651,764,1992,2017]" italics="true" pageId="8" pageNumber="9">
<collectingCountry id="B4877644BB32266DFD512BA26C94F815" box="[651,675,1992,2017]" name="Iceland" pageId="8" pageNumber="9">O</collectingCountry>
. timius
</emphasis>
</taxonomicName>
. Some uncertainties remain, especially concerning the ventral part of the female system, which was impossible to reconstruct from the serial sections.
</paragraph>
<paragraph id="CC2F36D4BB33266CFF1F2CAA6A92FEF6" blockId="9.[151,1435,152,258]" pageId="9" pageNumber="10">
Based on the relative length of the individuals and the construction of the cirrus, the Uruguayan specimens are placed in
<taxonomicName id="0B904D57BB33266CFEA32C826FECFEF5" box="[377,475,232,257]" class="Rhabditophora" family="Placorhynchidae" genus="Oneppus" kingdom="Animalia" order="Rhabdocoela" pageId="9" pageNumber="10" phylum="Platyhelminthes" rank="species" species="lacus">
<emphasis id="FEE4EAC6BB33266CFEA32C826FECFEF5" box="[377,475,232,257]" italics="true" pageId="9" pageNumber="10">
<collectingCountry id="B4877644BB33266CFEA32C826FA6FEF5" box="[377,401,232,257]" name="Iceland" pageId="9" pageNumber="10">O</collectingCountry>
. lacus
</emphasis>
</taxonomicName>
. Future study should resolve the problems within this genus.
</paragraph>
</subSubSection>
</treatment>
</document>