treatments-xml/data/BE/5A/36/BE5A3627BA915CC3B501D863FA1A911A.xml

260 lines
23 KiB
XML
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

<document id="58A916965E637D7CA2E0728241C23B16" ID-DOI="10.3897/zookeys.1221.128260" ID-ZooBank="EE34B942-57D8-456C-A6D5-F8046BB3A71E" ID-publisher-id="128260" URI-arpha="195259A7-123E-5C3B-92CB-85F177F902A1" URI-zoobank="http://zoobank.org/EE34B942-57D8-456C-A6D5-F8046BB3A71E" XM.bibliography_approvedBy="admin" XM.materialsCitations_approvedBy="admin" XM.taxonomicNames_approvedBy="admin" article-type="research-article" checkinTime="1734081380711" checkinUser="pensoft" docAuthor="Cuadrado, Daniel, Hernández-Gonzalez, Alejandro, Noreña, Carolina &amp; Simões, Nuno" docDate="2024" docId="BE5A3627BA915CC3B501D863FA1A911A" docLanguage="en" docName="ZooKeys 1221: 103-144" docOrigin="ZooKeys 1221" docSource="https://zookeys.pensoft.net/article/128260/download/xml/" docStyle="DocumentStyle:PensoftTaxPub.0000.journal_article.generic" docStyleName="PensoftTaxPub.0000.journal_article.generic" docTitle="Pericelis orbicularia" docType="treatment" docVersion="2" dtd-version="3.0" lastPageNumber="144" masterDocId="195259A7123E5C3B92CB85F177F902A1" masterDocTitle="Polyclads (Platyhelminthes) in the southern Gulf of Mexico: unveiling biodiversity and descriptions of two new species" masterLastPageNumber="144" masterPageNumber="103" pageNumber="103" updateTime="1734631564605" updateUser="admin">
<mods:mods id="8031EFAB03AA04242F00280F22C047FC" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="DC79B0C208C17D6FEB362D5CBDC2323B">
<mods:title id="51CEACB1EC1E06474BB4846C75207DE0">Polyclads (Platyhelminthes) in the southern Gulf of Mexico: unveiling biodiversity and descriptions of two new species</mods:title>
</mods:titleInfo>
<mods:name id="361E019333C536647F049DCFFB1F26DB" type="personal">
<mods:role id="DAF7DB64EF6744105EB007CF3E3D0248">
<mods:roleTerm id="B82875B20988BFAB37F6FDD44BDA6E59">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="0BE8F38032DEBE105E8C15AC26943FA3">Cuadrado, Daniel</mods:namePart>
<mods:nameIdentifier id="B1B93B93997B522BEBE193A9180337CE" type="ORCID">0000-0001-5565-3023</mods:nameIdentifier>
<mods:affiliation id="257AC6C38B702769454D61B197B216D3">Department of Biodiversity and Evolutionary Biology, National Museum of Natural Science, MNCN (CSIC), Madrid 28006, Spain</mods:affiliation>
</mods:name>
<mods:name id="2457B50E9B01E7C9041F40BB7B768551" type="personal">
<mods:role id="21918D81D89ED9BFA2828F51C78BABA5">
<mods:roleTerm id="D141C4323D24CB28E0A7EB0E1F0B46D1">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="5F9980EC6D2DF0052DA4064287B67153">Hernández-Gonzalez, Alejandro</mods:namePart>
<mods:nameIdentifier id="8749283F9470D4BD7FF94614EE1D2386" type="ORCID">0000-0002-1557-5582</mods:nameIdentifier>
<mods:affiliation id="9DFED811366EE517F1BA20EE9990A421">Universidad Nacional Autónoma de México, Merida, Mexico</mods:affiliation>
</mods:name>
<mods:name id="DA305FE677F5523324BABFF48981BEF6" type="personal">
<mods:role id="89AB3C879336532CEB4219D788359D08">
<mods:roleTerm id="AC8AC5ACDE6DD52BF228984E98D9868B">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="6C920BD50B6FB11B315F5CF44973AC79">Noreña, Carolina</mods:namePart>
<mods:nameIdentifier id="3523DB8A0C7F6644B844656C5B4854BE" type="ORCID">0000-0002-4580-7460</mods:nameIdentifier>
<mods:affiliation id="C430FA8959552A73034821F8268D6932">Department of Biodiversity and Evolutionary Biology, National Museum of Natural Science, MNCN (CSIC), Madrid 28006, Spain</mods:affiliation>
</mods:name>
<mods:name id="68E9FAC12530D98468C38CE9189976D9" type="personal">
<mods:role id="C918EE067555EF6952FC7499ADECA029">
<mods:roleTerm id="F255DCE2ED6E410AEDC774CF53B6E24B">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="30862200958B9996A63C0FC4AEB4528C">Simões, Nuno</mods:namePart>
<mods:nameIdentifier id="1F64B301D3CABB1D5B5D7223DF94A68D" type="ORCID">0000-0001-7490-3147</mods:nameIdentifier>
<mods:affiliation id="B0EFEEB751EB829166C7B0C37F386ECC">Universidad Nacional Autónoma de México, Merida, Mexico &amp; Laboratorio Nacional de Resiliencia Costera, México, Mexico &amp; International Chair for Coastal and Marine Studies, Harte Research Institute for Gulf of Mexico Studies, Corpus Christi, USA</mods:affiliation>
</mods:name>
<mods:typeOfResource id="6F07C02B8D4B1887B4B2B9EB3779E8A0">text</mods:typeOfResource>
<mods:relatedItem id="129BC4DA5E0C2951FADAC7600F5731CA" type="host">
<mods:titleInfo id="A71FAC06D86D184ABE20D9A2BBAAF51F">
<mods:title id="D53E3424899303703EF7A7F287BD5D0C">ZooKeys</mods:title>
</mods:titleInfo>
<mods:part id="9BF802A5374035A794EE7C27B37B35DC">
<mods:date id="B39B11B0F847573A39EAA4637701AF0D">2024</mods:date>
<mods:detail id="12509694B1AC457805DC801B35C5181E" type="pubDate">
<mods:number id="8E2512F8C2C7FB8E2416B129CDAF4A9F">2024-12-13</mods:number>
</mods:detail>
<mods:detail id="64D5BA17F0D95FDFDB74A4B358C1306C" type="volume">
<mods:number id="85A7729270E41A9C1B0A7B362A36FA61">1221</mods:number>
</mods:detail>
<mods:extent id="D635849C44BCD3489D1752014A3F28EB" unit="page">
<mods:start id="4EF17398FE9E546F1A5013D835AF7D46">103</mods:start>
<mods:end id="B8AA996064C51DC277DC41AE314E4750">144</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:classification id="0884D8CD5CC7DE51128A978C129A4935">journal article</mods:classification>
<mods:identifier id="D408244AFCB629A84A210D2AFA3D976D" type="DOI">10.3897/zookeys.1221.128260</mods:identifier>
<mods:identifier id="1B4BA46F9E4B7BF937CA74C91E6D70BE" type="ZooBank">EE34B942-57D8-456C-A6D5-F8046BB3A71E</mods:identifier>
</mods:mods>
<treatment id="BE5A3627BA915CC3B501D863FA1A911A" ID-arpha="BE5A3627-BA91-5CC3-B501-D863FA1A911A" LSID="urn:lsid:plazi:treatment:BE5A3627BA915CC3B501D863FA1A911A" httpUri="http://treatment.plazi.org/id/BE5A3627BA915CC3B501D863FA1A911A" scope_family="Pericelidae" scope_order="Polycladida" scope_phylum="Platyhelminthes" scope_subOrder="Cotylea">
<subSubSection id="50978936DB3C09B9409093C056F7C80A" type="nomenclature">
<paragraph id="E27076E2EFAF2595D533F52F2D696761">
<taxonomicName id="2FBFF3BECE67630B6EB3D690BAEBF640" ID-CoL="6V4V5" authority="(Schmarda, 1859)" baseAuthorityName="Schmarda" baseAuthorityYear="1859" family="Pericelidae" genus="Pericelis" kingdom="Animalia" order="Polycladida" phylum="Platyhelminthes" rank="species" species="orbicularia">
<emphasis id="2B18B608534C70349DDC82621C559C37" italics="true">Pericelis orbicularia</emphasis>
(
<bibRefCitation id="7F841D2FC9450DB0241D091B5E1CFC4D" DOI="10.5962/bhl.title.85313" author="Schmarda LK" journalOrPublisher="Neue wirbellose Thiere" pagination="1-66" refId="B67" refString="Schmarda LK (1859) Neue Turbellarien, Rotatorien und Anneliden beobachtet und gesammelt auf einer Reise um die Erde 1853 bis 1857. Neue wirbellose Thiere 1: 1 - 66. https: // doi. org / 10.5962 / bhl. title. 85313" title="Neue Turbellarien, Rotatorien und Anneliden beobachtet und gesammelt auf einer Reise um die Erde 1853 bis 1857." volume="1" year="1859">Schmarda, 1859</bibRefCitation>
)
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="C20ADFAFAFA0EEEB2E4300E2CA059A90" type="description">
<paragraph id="B671C29A32F4B5C6A761B3696E5ACBA9">
<figureCitation id="46CF24FAC202E13F906412BF230F5B4C" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pericelis orbicularia A dorsal view B shape of pseudotentacles, pseudotentacular eyes, cerebral eyes C male and female gonopores, sucker D ventral view E P. orbicularia in situ." figureDoi="10.3897/zookeys.1221.128260.figure4" httpUri="https://binary.pensoft.net/fig/1197976">Fig. 4</figureCitation>
</paragraph>
</subSubSection>
<subSubSection id="SECID0ESDAE" type="material">
<paragraph id="B3F6A47322C5A0DAC953DBC1756E2D01">
<heading id="0C6062F06517BCB1714723A7E9918CE6" reason="title">Material examined.</heading>
</paragraph>
<paragraph id="B78B92B7E81B0054E630D20F20EADA0A">
<materialsCitation id="D5786CDA090AA6AF924581B2E3550056" collectingDate="2018-04-30" collectionCode="CRPPY" collectorName="A. Hernandez" country="Mexico" elevation="1" latitude="21.2" location="Punta Piedra" longLatPrecision="7595" longitude="-90.1" municipality="Sisal" specimenCode="CRPPY-0087" specimenCount="1" stateProvince="Yucatan">
<emphasis id="C771CBAFFB775C6CFFF6932F9049A0A5" bold="true">
<collectingRegion id="09FF8C8ED06F55CBF88FA0F691E85A5C" country="Mexico" name="Yucatan">Yucatan</collectingRegion>
coast,
<collectingCountry id="1777502981D8C68456E5323849B2FFBB" name="Mexico">Mexico</collectingCountry>
</emphasis>
• 1;
<location id="A13CB549A058A5D53AC9D44FA5A66DBD" LSID="urn:lsid:plazi:treatment:BE5A3627BA915CC3B501D863FA1A911A:A13CB549A058A5D53AC9D44FA5A66DBD" country="Mexico" latitude="21.2" longLatPrecision="7595" longitude="-90.1" municipality="Sisal" name="Punta Piedra" stateProvince="Yucatan">Punta Piedra</location>
,
<collectingMunicipality id="915B3D7B346CE2BC78F8367F1FDCB24B">Sisal</collectingMunicipality>
;
<named-content content-type="dwc:verbatimCoordinates" id="NCID0E4DAE" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[-90.100000,21.200000]}">
<geoCoordinate id="D6C61CB4BACF580DDF020F46E9DB1031" degrees="21.2" direction="north" orientation="latitude" precision="5555" value="21.2">21.2°N</geoCoordinate>
,
<geoCoordinate id="E45F89D406A41DA38A1F347240D0784A" degrees="90.1" direction="west" orientation="longitude" precision="5555" value="-90.1">90.1°W</geoCoordinate>
</named-content>
;
<quantity id="D115F5220009D1CD0F6C2762A06FC571" metricMagnitude="0" metricUnit="m" metricValue="1.0" unit="m" value="1.0">
<elevation id="E6817E96F02F8D4CF7871D2DD0441711" metricMagnitude="0" metricUnit="m" metricValue="1.0" unit="m" value="1.0">1 m</elevation>
</quantity>
;
<date id="85E77C8463FF7B7E12CA53098AD8475F" value="2018-04-30">
<collectingDate id="A51B7808B8AA2A59FCD6E7BD92145BC4" value="2018-04-30">30 Apr. 2018</collectingDate>
</date>
;
<collectorName id="E5B806B72FE0374EAB0F795A4CDDF59F">A. Hernández</collectorName>
leg.;
<specimenCode id="1227BFB1F76EC4397EB28625A1DC7FE7">
<abbrev content-type="institution" id="ABBRID0ECEAE" xlink_title="Colección regional de Policladidos de la Península del Yucatán, Mexico">CRPPY</abbrev>
-0087
</specimenCode>
</materialsCitation>
<materialsCitation id="152663F43732809633C740CB600AB130" collectingDate="2018-05-08" collectionCode="CRPPY" collectorName="A. Hernandez" country="Mexico" elevation="9" latitude="21.5" location="Dzilam" longLatPrecision="7587" longitude="-88.9" specimenCode="CRPPY-0091" specimenCount="1" stateProvince="Yucatan">
1;
<location id="61B5356158123B3B7970F7A40423081D" LSID="urn:lsid:plazi:treatment:BE5A3627BA915CC3B501D863FA1A911A:61B5356158123B3B7970F7A40423081D" country="Mexico" latitude="21.5" longLatPrecision="7587" longitude="-88.9" name="Dzilam" stateProvince="Yucatan">Dzilam</location>
;
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EKEAE" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[-88.900000,21.500000]}">
<geoCoordinate id="D4123164902A2D62FD6541CF69B8BDAD" degrees="21.5" direction="north" orientation="latitude" precision="5555" value="21.5">21.5°N</geoCoordinate>
,
<geoCoordinate id="A3CCFF29984E18D31F5891DEE0CCD83A" degrees="88.9" direction="west" orientation="longitude" precision="5555" value="-88.9">88.9°W</geoCoordinate>
</named-content>
;
<quantity id="537A284E53B1F5E012CAC9357119F685" metricMagnitude="0" metricUnit="m" metricValue="9.3" unit="m" value="9.3">
<elevation id="39217D6521A62FF4C2E4EF4822C4A656" metricMagnitude="0" metricUnit="m" metricValue="9.3" unit="m" value="9.3">9.3 m</elevation>
</quantity>
;
<date id="BFA45BB397D02018B696401562EC61AA" value="2018-05-08">
<collectingDate id="15BDFCD21082F6D1F9B80F283E7C9504" value="2018-05-08">8 May 2018</collectingDate>
</date>
;
<collectorName id="902868AC9DB240166AA25392CBA6F78F">A. Hernández</collectorName>
leg.;
<specimenCode id="44D0AB751F7A9E82F4519E5E42C8C9A2">
<abbrev content-type="institution" id="ABBRID0EPEAE" xlink_title="Colección regional de Policladidos de la Península del Yucatán, Mexico">CRPPY</abbrev>
-0091
</specimenCode>
</materialsCitation>
<materialsCitation id="1BFFD94CF387CC133AB73C45C0FDCD65" collectingDate="2018-05-10" collectionCode="CRPPY" collectorName="A. Hernandez" country="Mexico" elevation="13" latitude="21.5" location="Dzilam" longLatPrecision="7587" longitude="-88.9" specimenCode="CRPPY-0097" specimenCount="1" stateProvince="Yucatan">
1; 12 slides;
<location id="EE514BCFB117771EE6F0F3EDEEB335B3" LSID="urn:lsid:plazi:treatment:BE5A3627BA915CC3B501D863FA1A911A:EE514BCFB117771EE6F0F3EDEEB335B3" country="Mexico" latitude="21.5" longLatPrecision="7587" longitude="-88.9" name="Dzilam" stateProvince="Yucatan">Dzilam</location>
;
<named-content content-type="dwc:verbatimCoordinates" id="NCID0EXEAE" specific-use="{&quot;type&quot;:&quot;Point&quot;,&quot;coordinates&quot;:[-88.900000,21.500000]}">
<geoCoordinate id="4B6F4E2A3E0BA8C05D0590EEF4F9B9AF" degrees="21.5" direction="north" orientation="latitude" precision="5555" value="21.5">21.5°N</geoCoordinate>
,
<geoCoordinate id="C1129F91983B7AFD7C2961916243CC47" degrees="88.9" direction="west" orientation="longitude" precision="5555" value="-88.9">88.9°W</geoCoordinate>
</named-content>
;
<quantity id="2566C42C264CF2D0F0900CAD685E1BBA" metricMagnitude="1" metricUnit="m" metricValue="1.3" unit="m" value="13.0">
<elevation id="A24BC63F213FAB96FF1A4872222AE20D" metricMagnitude="1" metricUnit="m" metricValue="1.3" unit="m" value="13.0">13 m</elevation>
</quantity>
;
<date id="90F122C7FC7D5D4CC950104DA596F57D" value="2018-05-10">
<collectingDate id="3BCFE046F64CA2B1B89596C1C4646CB3" value="2018-05-10">10 May 2018</collectingDate>
</date>
;
<collectorName id="7A203005E2CFAD021597D6DF7661337B">A. Hernández</collectorName>
leg.;
<specimenCode id="8B45CBAEAA036B198D7774A93CA96299">
<abbrev content-type="institution" id="ABBRID0E3EAE" xlink_title="Colección regional de Policladidos de la Península del Yucatán, Mexico">CRPPY</abbrev>
-0097
</specimenCode>
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection id="SECID0EBFAE" type="distribution">
<paragraph id="42CA1C41A2D62231F09E1220ED865843">
<heading id="CAEFBA0C4CCDE3E438CBE1417E56F40E" reason="title">Distribution.</heading>
</paragraph>
<paragraph id="E2E8F615E1675818193AA5A364C051E7">
<taxonomicName id="5525A205FC45D4D1F435D2172CCCC3F5" baseAuthorityName="Schmarda" baseAuthorityYear="1859" family="Pericelidae" genus="Pericelis" kingdom="Animalia" order="Polycladida" phylum="Platyhelminthes" rank="species" species="orbicularia">
<emphasis id="1E05EBC8698CF4894B8B58ED34D9D549" italics="true">Pericelis orbicularia</emphasis>
</taxonomicName>
is known from the south coast of
<collectingCountry id="EEEDF844746B7B00F88FDC19D50087D2" name="Jamaica">Jamaica</collectingCountry>
(
<bibRefCitation id="3D4B6F4EC79DF7A917883D842F1FB0B0" DOI="10.5962/bhl.title.85313" author="Schmarda" firstAuthor="Schmarda" journalOrPublisher="Neue wirbellose Thiere" pagination="1-66" refId="B67" refString="Schmarda LK (1859) Neue Turbellarien, Rotatorien und Anneliden beobachtet und gesammelt auf einer Reise um die Erde 1853 bis 1857. Neue wirbellose Thiere 1: 166. https://doi.org/10.5962/bhl.title.85313" title="Neue Turbellarien, Rotatorien und Anneliden beobachtet und gesammelt auf einer Reise um die Erde 1853 bis 1857." volume="1" year="1859">Schmarda 1859</bibRefCitation>
); Port Aransas,
<collectingRegion id="4ED390FA724863A1603F01C5DEB00B21" country="United States of America" name="Texas">Texas</collectingRegion>
,
<collectingCountry id="44FB7408385CA769CA20B073E80B6AC7" name="United States of America">USA</collectingCountry>
(
<bibRefCitation id="D0DC504A1FDC6F6CA63762B5ABEDA994" DOI="10.5479/si.00963801.104-3341.115" author="Hyman" firstAuthor="Hyman" journalOrPublisher="Proceedings of the United States National Museum" pagination="115-150" refId="B32" refString="Hyman LH (1955) Some polyclad flatworms from the West Indies and Florida. Proceedings of the United States National Museum 104: 115150. https://doi.org/10.5479/si.00963801.104-3341.115" title="Some polyclad flatworms from the West Indies and Florida." volume="104" year="1955">Hyman 1955</bibRefCitation>
); and Key Biscayne (
<collectingRegion id="CDF31411370A6C4CA677C4B530B6DDEE" country="United States of America" name="Florida">Florida</collectingRegion>
,
<collectingCountry id="44888CBD3F4812E64E19F2138EC6A339" name="United States of America">USA</collectingCountry>
;
<bibRefCitation id="7293E5F93B486885352D9BC80BC9D5E7" author="Marcus and Marcus" firstAuthor="Marcus" journalOrPublisher="Studies on the Fauna of Curaao and other Caribbean Islands" pagination="1-134" refId="B44" refString="Marcus E, Marcus E (1968) Polycladida from Curaao and faunistically related regions. Studies on the Fauna of Curaao and other Caribbean Islands 26: 1134." title="Polycladida from Curaao and faunistically related regions." volume="26" year="1968">Marcus and Marcus 1968</bibRefCitation>
). This is the first record for the coast of
<collectingRegion id="B9B3A3894F9C87A76002DE2F06FBCA09" country="Mexico" name="Yucatan">Yucatan</collectingRegion>
(
<collectingCountry id="51269D2C01D6FE97B0D12D413541478C" name="Mexico">Mexico</collectingCountry>
).
</paragraph>
</subSubSection>
<subSubSection id="SECID0EBGAE" type="description">
<paragraph id="1C777906399245C38933BFF3638151AC">
<heading id="5B0D5AEB74E5E0826EE8CCE62C892C2D" reason="title">Description.</heading>
</paragraph>
<paragraph id="AB67B1BE82A3BF03B87861F3AC4F6D54">
Body oval-shaped,
<quantity id="FB257F91E482D11DB2E3765659ADEC2B" metricMagnitude="-2" metricUnit="m" metricValue="2.0" unit="cm" value="2.0">2 cm</quantity>
in length and
<quantity id="1E1349C24BD7526ED283A2A8CFCE26F0" metricMagnitude="-2" metricUnit="m" metricValue="1.0" unit="cm" value="1.0">1 cm</quantity>
in width, with small pseudotentacles, less than
<quantity id="311C01A22DFC57234FE7054B950122BA" metricMagnitude="-3" metricUnit="m" metricValue="1.0" unit="mm" value="1.0">1 mm</quantity>
. Dorsal surface exhibits an orange to light brown reticulated pattern on a regular creamy beige background (Fig.
<figureCitation id="5384A6D2BEB329F4A7BAF6D8CE1CA394" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pericelis orbicularia A dorsal view B shape of pseudotentacles, pseudotentacular eyes, cerebral eyes C male and female gonopores, sucker D ventral view E P. orbicularia in situ." figureDoi="10.3897/zookeys.1221.128260.figure4" httpUri="https://binary.pensoft.net/fig/1197976">4 A, D, E</figureCitation>
). The pigmentation corresponds to the colouration described by
<bibRefCitation id="AC2387D22BE703E5057BA49FA66397F3" DOI="10.5479/si.00963801.104-3341.115" author="Hyman LH" firstAuthor="Hyman" journalOrPublisher="Proceedings of the United States National Museum" pagination="115-150" refId="B32" refString="Hyman LH (1955) Some polyclad flatworms from the West Indies and Florida. Proceedings of the United States National Museum 104: 115150. https://doi.org/10.5479/si.00963801.104-3341.115" title="Some polyclad flatworms from the West Indies and Florida." volume="104" year="1955">Hyman (1955)</bibRefCitation>
for specimens of Port Aransas,
<collectingRegion id="F4DD15D3891CD1462787E5CA42F9A9CB" country="United States of America" name="Texas">Texas</collectingRegion>
. According to Hyman,
<taxonomicName id="D3C4C8F957C4B2CD870C08060CF07D6B" baseAuthorityName="Schmarda" baseAuthorityYear="1859" family="Pericelidae" genus="Pericelis" kingdom="Animalia" order="Polycladida" phylum="Platyhelminthes" rank="species" species="orbicularia">
<emphasis id="5315D245839EB066C60D1806814DF3F3" italics="true">Pericelis orbicularia</emphasis>
</taxonomicName>
presents “ a reddish-brown network on a paler ground ”. Cerebral eyes are arranged in two elongated clusters. Tentacular and marginal eyes scattered along the margin. A swelling in the bodys midline is caused by the highly folded pharynx and the copulatory organ (Fig.
<figureCitation id="7C68C44BBC8DA37D24E082A670325911" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pericelis orbicularia A dorsal view B shape of pseudotentacles, pseudotentacular eyes, cerebral eyes C male and female gonopores, sucker D ventral view E P. orbicularia in situ." figureDoi="10.3897/zookeys.1221.128260.figure4" httpUri="https://binary.pensoft.net/fig/1197976">4 A, B, E</figureCitation>
).
<taxonomicName id="F299F371A8261C2C239E9554D362532B" baseAuthorityName="Schmarda" baseAuthorityYear="1859" family="Pericelidae" genus="Pericelis" kingdom="Animalia" order="Polycladida" phylum="Platyhelminthes" rank="species" species="orbicularia">
<emphasis id="2F602FDC0D303D0EB551A3D57F32D059" italics="true">Pericelis orbicularia</emphasis>
</taxonomicName>
was observed to secrete an abundant and viscous mucus.
<emphasis id="A671C8FE0394436F5DCA00E4D6557754" bold="true" italics="true">Reproductive system</emphasis>
. The male and female copulatory apparatus are located just posterior to the pharynx and before the prominent sucker,
<quantity id="5C1C9E9129EE69A70C41C0AE22B3BD20" metricMagnitude="-4" metricUnit="m" metricValue="5.0" unit="mm" value="0.5">0.5 mm</quantity>
distance between them. Live specimens exhibit distinct female and male gonopores, but in our fixed specimens, the gonopores appear as a concavity, giving the impression of a single gonopore (Fig.
<figureCitation id="713B7343547594A6B5DE5505A0B1871A" captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Pericelis orbicularia A dorsal view B shape of pseudotentacles, pseudotentacular eyes, cerebral eyes C male and female gonopores, sucker D ventral view E P. orbicularia in situ." figureDoi="10.3897/zookeys.1221.128260.figure4" httpUri="https://binary.pensoft.net/fig/1197976">4 C, D</figureCitation>
). The male copulatory apparatus shows an anteroposterior orientation, including a highly muscular seminal vesicle and an ejaculatory duct lined with glandular epithelium.
</paragraph>
<caption id="D5C2ABD9EB32BA33E8CB9EED35721D17" ID-DOI="10.3897/zookeys.1221.128260.figure4" ID-arpha="4CE7D3B8-A358-5774-B69A-63BA0C4517BB" httpUri="https://binary.pensoft.net/fig/1197976" startId="F4">
<paragraph id="1397B93B6AE7C50F7607DE2DC3F34EAE">
<label id="D553FEDCDCA3030517D60422C63FFF90">Figure 4.</label>
</paragraph>
<paragraph id="079B4D743F0B1F140BF6222CC03E6641">
<taxonomicName id="309C06EFF92CB4FDB0B6DA1D491CBEC9" baseAuthorityName="Schmarda" baseAuthorityYear="1859" family="Pericelidae" genus="Pericelis" kingdom="Animalia" order="Polycladida" phylum="Platyhelminthes" rank="species" species="orbicularia">
<emphasis id="FE3FEB1A5AC5A3482172EE4DB35CA704" italics="true">Pericelis orbicularia</emphasis>
</taxonomicName>
<emphasis id="5AEAB52CEE707024B0C795BC2AD2B8FF" bold="true">A</emphasis>
dorsal view
<emphasis id="EFE1D9200821B8A882899DE6F39BC0E4" bold="true">B</emphasis>
shape of pseudotentacles, pseudotentacular eyes, cerebral eyes
<emphasis id="93F807C93C71564B016FEBC11E2DB79B" bold="true">C</emphasis>
male and female gonopores, sucker
<emphasis id="E714716A42818FFF435477C601FE9916" bold="true">D</emphasis>
ventral view
<emphasis id="9EBC499BC90C685DCD1151EA9E4658B0" bold="true">E</emphasis>
<taxonomicName id="5853A0924FF56521880C2A9E6B91F50A" baseAuthorityName="Schmarda" baseAuthorityYear="1859" family="Pericelidae" genus="Pericelis" kingdom="Animalia" order="Polycladida" phylum="Platyhelminthes" rank="species" species="orbicularia">
<emphasis id="BAADC75A228A52C7FB2532E95F5605A5" italics="true">P. orbicularia</emphasis>
</taxonomicName>
in situ.
</paragraph>
</caption>
</subSubSection>
</treatment>
</document>