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<document ID-DOI="10.1080/00222933.2023.2185550" ID-GBIF-Dataset="a757dd2a-118a-4f90-af06-1e9e94de740e" ID-ISSN="1464-5262" ID-Zenodo-Dep="7778319" checkinTime="1679556995911" checkinUser="plazi" docAuthor="Negrete, Lisandro, Vega Tuesta, Leyli &amp; Brusa, Francisco" docDate="2023" docId="106EA227FF99FF8AFE55C0A4FED4FD55" docLanguage="en" docName="JNATHIST.57.5-8.330.342.pdf" docOrigin="Journal of Natural History 57 (5 - 8)" docSource="http://dx.doi.org/10.1080/00222933.2023.2185550" docStyle="DocumentStyle:3C762F9783B768A90048B82ACD135A62.3:JNatHist.2017-.journal_article.0cover" docStyleId="3C762F9783B768A90048B82ACD135A62" docStyleName="JNatHist.2017-.journal_article.0cover" docStyleVersion="3" docTitle="Notogynaphallia urku Negrete &amp; Vega Tuesta &amp; Brusa 2023, sp. nov." docType="treatment" docVersion="5" lastPageNumber="339" masterDocId="EC57DA5FFF9BFF80FF80C16FFFB2FFFA" masterDocTitle="A new species of land planarian (Platyhelminthes: Tricladida: Geoplanidae) from the Amazonian lowlands, Peru" masterLastPageNumber="342" masterPageNumber="330" pageNumber="332" updateTime="1680010444837" updateUser="ExternalLinkService" zenodo-license-document="CLOSED">
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<mods:titleInfo>
<mods:title>A new species of land planarian (Platyhelminthes: Tricladida: Geoplanidae) from the Amazonian lowlands, Peru</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Negrete, Lisandro</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Vega Tuesta, Leyli</mods:namePart>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Brusa, Francisco</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
<mods:title>Journal of Natural History</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2023</mods:date>
<mods:detail type="pubDate">
<mods:number>2023-03-17</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>57</mods:number>
</mods:detail>
<mods:detail type="issue">
<mods:number>5 - 8</mods:number>
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<mods:start>330</mods:start>
<mods:end>342</mods:end>
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<mods:url>http://dx.doi.org/10.1080/00222933.2023.2185550</mods:url>
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<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">10.1080/00222933.2023.2185550</mods:identifier>
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<mods:identifier type="ISSN">1464-5262</mods:identifier>
<mods:identifier type="Zenodo-Dep">7778319</mods:identifier>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.7762343" ID-GBIF-Taxon="209465858" ID-Zenodo-Dep="7762343" LSID="urn:lsid:plazi:treatment:106EA227FF99FF8AFE55C0A4FED4FD55" httpUri="http://treatment.plazi.org/id/106EA227FF99FF8AFE55C0A4FED4FD55" lastPageId="10" lastPageNumber="339" pageId="2" pageNumber="332">
<subSubSection box="[469,845,459,485]" pageId="2" pageNumber="332" type="nomenclature">
<paragraph blockId="2.[469,845,459,485]" box="[469,845,459,485]" pageId="2" pageNumber="332">
<heading bold="true" box="[469,845,459,485]" centered="true" fontSize="11" level="2" pageId="2" pageNumber="332" reason="3">
<emphasis bold="true" box="[469,845,459,485]" pageId="2" pageNumber="332">
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[469,740,459,485]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="2" pageNumber="332" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis bold="true" box="[469,740,459,485]" italics="true" pageId="2" pageNumber="332">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[747,845,459,485]" pageId="2" pageNumber="332" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
</heading>
</paragraph>
</subSubSection>
<subSubSection pageId="2" pageNumber="332" type="materials_examined">
<paragraph blockId="2.[160,1156,547,781]" box="[160,383,547,573]" pageId="2" pageNumber="332">
<emphasis bold="true" box="[160,383,547,573]" italics="true" pageId="2" pageNumber="332">Material examined</emphasis>
</paragraph>
<paragraph blockId="2.[160,1156,547,781]" pageId="2" pageNumber="332">
<materialsCitation ID-GBIF-Occurrence="4063627304" collectingDate="2019-07-28" collectionCode="MLP" collectorName="Milton F. Ubeda Olivas" country="Peru" latitude="-6.464" location="Tarapoto" longLatPrecision="78" longitude="-76.352" pageId="2" pageNumber="332" specimenCount="1" typeStatus="holotype">
<emphasis bold="true" box="[160,276,582,608]" italics="true" pageId="2" pageNumber="332">
<typeStatus box="[160,271,582,608]" pageId="2" pageNumber="332">Holotype</typeStatus>
.
</emphasis>
<collectionCode box="[292,341,583,608]" country="Argentina" httpUri="http://grbio.org/cool/66si-588n" name="Museo de La Plata" pageId="2" pageNumber="332">MLP</collectionCode>
He-7982.
<date box="[467,622,583,608]" pageId="2" pageNumber="332" value="2019-07-28">
<collectingDate box="[467,622,583,608]" pageId="2" pageNumber="332" value="2019-07-28">28 July 2019</collectingDate>
</date>
,
<location LSID="urn:lsid:plazi:treatment:106EA227FF99FF8AFE55C0A4FED4FD55:9D1845EAFF99FF82FDFDC328FD55FD9A" box="[637,743,583,608]" country="Peru" latitude="-6.464" longLatPrecision="78" longitude="-76.352" name="Tarapoto" pageId="2" pageNumber="332">Tarapoto</location>
,
<collectingCountry box="[758,810,583,608]" name="Peru" pageId="2" pageNumber="332">Peru</collectingCountry>
(-
<geoCoordinate box="[835,925,583,608]" degrees="6.464" direction="south" orientation="latitude" pageId="2" pageNumber="332" precision="55" value="-6.464">6.464°S</geoCoordinate>
, -
<geoCoordinate box="[947,1061,583,608]" degrees="76.352" direction="west" orientation="longitude" pageId="2" pageNumber="332" precision="55" value="-76.352">76.352°W</geoCoordinate>
);
<collectorName pageId="2" pageNumber="332">Milton F. Ubeda Olivas</collectorName>
coll.; cephalic region: transverse sections (6 µm thick) on 30 slides; anterior region at the level of the ovaries: longitudinal sections (6 µm thick) on 40 slides; posterior region to the ovaries: sagittal sections (8 µm thick) on 88 slides; pre-pharyngeal region: transverse sections (6 µm thick) on 10 slides; pharynx: sagittal sections (8 µm thick) on 75 slides; copulatory apparatus: sagittal sections (8 µm thick) on 90 slides.
</materialsCitation>
</paragraph>
<paragraph blockId="2.[160,1155,827,992]" pageId="2" pageNumber="332">
<materialsCitation ID-GBIF-Occurrence="4063627305" box="[160,460,827,853]" collectionCode="MLP" pageId="2" pageNumber="332" specimenCount="1" typeStatus="paratype">
<emphasis bold="true" box="[160,294,827,853]" italics="true" pageId="2" pageNumber="332">
<typeStatus box="[160,266,827,853]" pageId="2" pageNumber="332">Paratype</typeStatus>
1.
</emphasis>
<collectionCode box="[310,358,828,853]" country="Argentina" httpUri="http://grbio.org/cool/66si-588n" name="Museo de La Plata" pageId="2" pageNumber="332">MLP</collectionCode>
He-7983
</materialsCitation>
.
<materialsCitation ID-GBIF-Occurrence="4063627301" collectingDate="2020-03-07" collectorName="Leyli Vega Tuesta" country="Peru" latitude="-6.464" location="Tarapoto" longLatPrecision="78" longitude="-76.352" pageId="2" pageNumber="332" specimenCount="1" typeStatus="paratype">
<date box="[469,622,828,853]" pageId="2" pageNumber="332" value="2020-03-07">
<collectingDate box="[469,622,828,853]" pageId="2" pageNumber="332" value="2020-03-07">7 March 2020</collectingDate>
</date>
,
<location LSID="urn:lsid:plazi:treatment:106EA227FF99FF8AFE55C0A4FED4FD55:9D1845EAFF99FF82FDF7C253FD6DFCAF" box="[631,735,828,853]" country="Peru" latitude="-6.464" longLatPrecision="78" longitude="-76.352" name="Tarapoto" pageId="2" pageNumber="332">Tarapoto</location>
,
<collectingCountry box="[744,795,828,853]" name="Peru" pageId="2" pageNumber="332">Peru</collectingCountry>
(-
<geoCoordinate box="[813,901,828,853]" degrees="6.464" direction="south" orientation="latitude" pageId="2" pageNumber="332" precision="55" value="-6.464">6.464°S</geoCoordinate>
, -
<geoCoordinate box="[916,1027,828,853]" degrees="76.352" direction="west" orientation="longitude" pageId="2" pageNumber="332" precision="55" value="-76.352">76.352°W</geoCoordinate>
);
<collectorName pageId="2" pageNumber="332">Leyli Vega Tuesta</collectorName>
coll
</materialsCitation>
.; cephalic region: transverse sections (6 µm thick) on 28 slides; anterior region at the level of the ovaries: sagittal sections (8 µm thick) on 50 slides; pre-pharyngeal region: transverse sections (6 µm thick) on 10 slides; pharynx: sagittal sections (8 µm thick) on 52 slides; copulatory apparatus: sagittal sections (6 µm thick) on 60 slides.
</paragraph>
<paragraph blockId="2.[160,1155,1037,1098]" pageId="2" pageNumber="332">
<materialsCitation ID-GBIF-Occurrence="4063627302" box="[160,464,1037,1063]" collectionCode="MLP" pageId="2" pageNumber="332" specimenCount="1" typeStatus="paratype">
<emphasis bold="true" box="[160,296,1037,1063]" italics="true" pageId="2" pageNumber="332">
<typeStatus box="[160,266,1037,1063]" pageId="2" pageNumber="332">Paratype</typeStatus>
2.
</emphasis>
<collectionCode box="[312,360,1038,1063]" country="Argentina" httpUri="http://grbio.org/cool/66si-588n" name="Museo de La Plata" pageId="2" pageNumber="332">MLP</collectionCode>
He-7984
</materialsCitation>
.
<materialsCitation ID-GBIF-Occurrence="4063627303" collectingDate="2020-02-19" collectorName="Leyli Vega Tuesta" country="Peru" latitude="-6.464" location="Tarapoto" longLatPrecision="78" longitude="-76.351" pageId="2" pageNumber="332" specimenCount="1" typeStatus="paratype">
<date box="[475,674,1038,1063]" pageId="2" pageNumber="332" value="2020-02-19">
<collectingDate box="[475,674,1038,1063]" pageId="2" pageNumber="332" value="2020-02-19">19 February 2020</collectingDate>
</date>
,
<location LSID="urn:lsid:plazi:treatment:106EA227FF99FF8AFE55C0A4FED4FD55:9D1845EAFF99FF82FD2DC561FCA7FBDD" box="[685,789,1038,1063]" country="Peru" latitude="-6.464" longLatPrecision="78" longitude="-76.351" name="Tarapoto" pageId="2" pageNumber="332">Tarapoto</location>
,
<collectingCountry box="[800,851,1038,1063]" name="Peru" pageId="2" pageNumber="332">Peru</collectingCountry>
(-
<geoCoordinate box="[871,959,1038,1063]" degrees="6.464" direction="south" orientation="latitude" pageId="2" pageNumber="332" precision="55" value="-6.464">6.464°S</geoCoordinate>
, -
<geoCoordinate box="[977,1087,1038,1063]" degrees="76.351" direction="west" orientation="longitude" pageId="2" pageNumber="332" precision="55" value="-76.351">76.351°W</geoCoordinate>
);
<collectorName pageId="2" pageNumber="332">Leyli Vega Tuesta</collectorName>
coll
</materialsCitation>
.; whole specimen preserved in 80% ethanol.
</paragraph>
</subSubSection>
<subSubSection pageId="2" pageNumber="332" type="diagnosis">
<paragraph blockId="2.[160,1156,1143,1516]" pageId="2" pageNumber="332">
<emphasis bold="true" box="[160,282,1143,1169]" italics="true" pageId="2" pageNumber="332">Diagnosis.</emphasis>
Species of
<taxonomicName authorityName="Ogren and Kawakatsu" authorityYear="1990" box="[422,603,1144,1169]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="2" pageNumber="332" phylum="Platyhelminthes" rank="genus">
<emphasis box="[422,603,1144,1169]" italics="true" pageId="2" pageNumber="332">Notogynaphallia</emphasis>
</taxonomicName>
with a colour pattern of the dorsal surface consisting of a median band of melon yellow, on which run two irregular longitudinal stripes formed by tiny jet black dots; cephalic region with two para-median stripes forming a V̍; two green beige lateral bands with jet black pigment covering a large part of the lateral bands, in the form of large circular or irregular spots which reach the posterior end of the body; marginal stripes with antique pink pigment; ventral surface ivory with antique pink margins, except in the cephalic region, whose margins are jet black. Monolobulated and trilobulated eyes spreading onto the dorsum, with clear halos. Glandular margin present. Pharynx collar-shaped. Prostatic vesicle intrabulbar, with two regions: a tubular proximal portion, entally forked, and a globose distal portion. Female atrium almost as long as the male one.
</paragraph>
</subSubSection>
<subSubSection box="[160,811,1561,1587]" pageId="2" pageNumber="332" type="materials_examined">
<paragraph blockId="2.[160,811,1561,1587]" box="[160,811,1561,1587]" pageId="2" pageNumber="332">
<emphasis bold="true" box="[160,317,1561,1587]" italics="true" pageId="2" pageNumber="332">Type locality.</emphasis>
Tarapoto, Department of
<collectingRegion box="[620,743,1562,1587]" country="Peru" name="San Martin" pageId="2" pageNumber="332">San Martín</collectingRegion>
,
<collectingCountry box="[754,808,1562,1587]" name="Peru" pageId="2" pageNumber="332">Peru</collectingCountry>
.
</paragraph>
</subSubSection>
<subSubSection pageId="2" pageNumber="332" type="etymology">
<paragraph blockId="2.[160,1156,1633,1728]" pageId="2" pageNumber="332">
<emphasis bold="true" box="[160,294,1633,1659]" italics="true" pageId="2" pageNumber="332">Etymology.</emphasis>
The specific name
<taxonomicName authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[537,586,1634,1659]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="2" pageNumber="332" phylum="Platyhelminthes" rank="species" species="urku">
<emphasis box="[537,586,1634,1659]" italics="true" pageId="2" pageNumber="332">urku</emphasis>
</taxonomicName>
, which in the native language Quechua means mountain or hill, is dedicated to Centro Urku, where the specimens of this new species were collected.
</paragraph>
</subSubSection>
<subSubSection lastPageId="10" lastPageNumber="340" pageId="3" pageNumber="333" type="description">
<paragraph blockId="3.[160,1156,142,896]" box="[160,294,142,168]" pageId="3" pageNumber="333">
<emphasis bold="true" box="[160,294,142,168]" italics="true" pageId="3" pageNumber="333">Description</emphasis>
</paragraph>
<paragraph blockId="3.[160,1156,142,896]" pageId="3" pageNumber="333">
<emphasis bold="true" box="[160,377,177,203]" italics="true" pageId="3" pageNumber="333">External features.</emphasis>
Body elongated, broad and flat. Anterior body region gradually narrows towards the rounded anterior tip; posterior portion of the body abruptly narrows, ending in a point (
<figureCitation box="[362,447,247,272]" captionStart="Figure 1" captionStartId="3.[160,225,1587,1610]" captionTargetBox="[164,1148,987,1549]" captionTargetId="figure-294@3.[163,1153,983,1555]" captionTargetPageId="3" captionText="Figure 1. External aspect of Notogynaphallia urku sp. nov. (A, C) Dorsal view of live specimens (A, holotype; C, paratype 1); (B) dorsal view after fixation (holotype); (D) ventral view of live specimen (holotype). The arrowheads indicate the region of the body that was damaged in the holotype and the arrows show the position of the mouth and gonopore, respectively. In Figures A, B, and D the anterior body region is on the left. In Figure C, the anterior body region is upwards. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.7778321" httpUri="https://zenodo.org/record/7778321/files/figure.png" pageId="3" pageNumber="333">Figure 1</figureCitation>
(ad)). When creeping, the maximum length reached ~
<quantity box="[1055,1152,247,272]" metricMagnitude="-1" metricUnit="m" metricValue="1.2" pageId="3" pageNumber="333" unit="mm" value="120.0">120 mm</quantity>
. After fixation, maximum length was
<quantity box="[573,710,282,307]" metricMagnitude="-1" metricUnit="m" metricValue="1.04" metricValueMax="1.1199999999999999" metricValueMin="0.96" pageId="3" pageNumber="333" unit="mm" value="104.0" valueMax="112.0" valueMin="96.0">96112 mm</quantity>
, maximum width
<quantity box="[915,1038,282,307]" metricMagnitude="-2" metricUnit="m" metricValue="1.15" metricValueMax="1.2" metricValueMin="1.1" pageId="3" pageNumber="333" unit="mm" value="11.5" valueMax="12.0" valueMin="11.0">1112 mm</quantity>
, and maximum height
<quantity box="[314,449,316,341]" metricMagnitude="-3" metricUnit="m" metricValue="2.25" metricValueMax="2.4" metricValueMin="2.1" pageId="3" pageNumber="333" unit="mm" value="2.25" valueMax="2.4" valueMin="2.1">2.12.4 mm</quantity>
. Mouth and gonopore distance from anterior tip 5357%, and 6872% relative to body length.
</paragraph>
<paragraph blockId="3.[160,1156,142,896]" lastBlockId="4.[160,1155,142,549]" lastPageId="4" lastPageNumber="334" pageId="3" pageNumber="333">
The colour pattern of the dorsal surface of the specimens (
<figureCitation box="[871,959,386,411]" captionStart="Figure 1" captionStartId="3.[160,225,1587,1610]" captionTargetBox="[164,1148,987,1549]" captionTargetId="figure-294@3.[163,1153,983,1555]" captionTargetPageId="3" captionText="Figure 1. External aspect of Notogynaphallia urku sp. nov. (A, C) Dorsal view of live specimens (A, holotype; C, paratype 1); (B) dorsal view after fixation (holotype); (D) ventral view of live specimen (holotype). The arrowheads indicate the region of the body that was damaged in the holotype and the arrows show the position of the mouth and gonopore, respectively. In Figures A, B, and D the anterior body region is on the left. In Figure C, the anterior body region is upwards. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.7778321" httpUri="https://zenodo.org/record/7778321/files/figure.png" pageId="3" pageNumber="333">Figure 1</figureCitation>
(ac)) consists of a median band of melon yellow (RAL 1028) (~60% of body width), whose outer limits are fuzzy, on which run two irregular longitudinal stripes (~10% of body width each) formed by tiny jet black (RAL 9005) dots. Behind the pharyngeal region, black dots are scarcer and more diffuse, so these stripes are somewhat paler. The cephalic region shows two para-median stripes that arise near the cephalic tip, without connecting to each other; they run backward obliquely forming a V̍. On the sides of the median band are two green beige (RAL 1000) lateral bands (~15% of body width each) that merge near the cephalic tip and at the posterior end of the body. In the cephalic region, these lateral bands are externally bordered by minute jet black dots linked together forming a fine stripe. In the body fragment comprising approximately 15 30% of the body length, the jet black pigment extends to cover a large part of the lateral bands, on which the clear halos of the eyes can be observed (see below). Posteriorly, this black pigment spreads over the lateral bands in the form of large circular or irregular spots that reach the posterior end of the body. Externally to the green beige lateral bands extend fine marginal stripes (~5% of body width each) with antique pink (RAL 3015) pigment.
</paragraph>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7778321" ID-Zenodo-Dep="7778321" httpUri="https://zenodo.org/record/7778321/files/figure.png" pageId="3" pageNumber="333" startId="3.[160,225,1587,1610]" targetBox="[164,1148,987,1549]" targetPageId="3">
<paragraph blockId="3.[160,1156,1587,1727]" pageId="3" pageNumber="333">
<emphasis bold="true" box="[160,252,1587,1610]" pageId="3" pageNumber="333">Figure 1.</emphasis>
External aspect of
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[450,661,1587,1610]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="3" pageNumber="333" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis box="[450,661,1587,1610]" italics="true" pageId="3" pageNumber="333">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[669,749,1587,1610]" pageId="3" pageNumber="333" rank="species">sp. nov.</taxonomicNameLabel>
(A, C) Dorsal view of live specimens (A, holotype; C, paratype 1); (B) dorsal view after fixation (holotype); (D) ventral view of live specimen (holotype). The arrowheads indicate the region of the body that was damaged in the holotype and the arrows show the position of the mouth and gonopore, respectively. In Figures A, B, and D the anterior body region is on the left. In Figure C, the anterior body region is upwards. Scale bars: 10 mm.
</paragraph>
</caption>
<paragraph blockId="4.[160,1155,142,549]" pageId="4" pageNumber="334">
The ventral surface (
<figureCitation box="[434,525,212,237]" captionStart="Figure 1" captionStartId="3.[160,225,1587,1610]" captionTargetBox="[164,1148,987,1549]" captionTargetId="figure-294@3.[163,1153,983,1555]" captionTargetPageId="3" captionText="Figure 1. External aspect of Notogynaphallia urku sp. nov. (A, C) Dorsal view of live specimens (A, holotype; C, paratype 1); (B) dorsal view after fixation (holotype); (D) ventral view of live specimen (holotype). The arrowheads indicate the region of the body that was damaged in the holotype and the arrows show the position of the mouth and gonopore, respectively. In Figures A, B, and D the anterior body region is on the left. In Figure C, the anterior body region is upwards. Scale bars: 10 mm." figureDoi="http://doi.org/10.5281/zenodo.7778321" httpUri="https://zenodo.org/record/7778321/files/figure.png" pageId="4" pageNumber="334">Figure 1</figureCitation>
(d)) is ivory (RAL 1014) with antique pink (RAL 3015) margins, except for the cephalic region, whose margins are jet black (RAL 9005).
</paragraph>
<paragraph blockId="4.[160,1155,142,549]" pageId="4" pageNumber="334">
Monolobulated eyes, uniserially arranged, surround the anterior tip. Immediately behind the anterior tip, they become pluriserial with small clear halos, arranged on the body margins (
<figureCitation box="[331,424,350,375]" captionStart="Figure 2" captionStartId="4.[160,225,1587,1610]" captionTargetBox="[164,1152,879,1554]" captionTargetId="figure-228@4.[163,1153,878,1555]" captionTargetPageId="4" captionText="Figure 2. Eyes of Notogynaphallia urku sp. nov. (holotype). (A) Photographs (af) showing the clear halos spreading from the anterior body region to the pre-pharyngeal region. (B, C) Longitudinal sections at the anterior body region, showing the monolobulated (B) and trilobulated (C) eyes. The boxes in Fig. A(b) indicate the approximate body region from which histological sections (B and C) were made. Scale bars: A(af) = 2 mm; B, C = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778323" httpUri="https://zenodo.org/record/7778323/files/figure.png" pageId="4" pageNumber="334">Figure 2</figureCitation>
(a)). After one-tenth of the body, eyes are also pluriserial (monolobulated on the margins and dorsally trilobulated), surrounded by noticeable clear halos spreading over the dorsal surface of the body (
<figureCitation box="[692,784,420,445]" captionStart="Figure 2" captionStartId="4.[160,225,1587,1610]" captionTargetBox="[164,1152,879,1554]" captionTargetId="figure-228@4.[163,1153,878,1555]" captionTargetPageId="4" captionText="Figure 2. Eyes of Notogynaphallia urku sp. nov. (holotype). (A) Photographs (af) showing the clear halos spreading from the anterior body region to the pre-pharyngeal region. (B, C) Longitudinal sections at the anterior body region, showing the monolobulated (B) and trilobulated (C) eyes. The boxes in Fig. A(b) indicate the approximate body region from which histological sections (B and C) were made. Scale bars: A(af) = 2 mm; B, C = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778323" httpUri="https://zenodo.org/record/7778323/files/figure.png" pageId="4" pageNumber="334">Figure 2</figureCitation>
(ac)). Eyes show their maximum extension at one-third of the body, occupying two lateral bands each with ~35% of body width (
<figureCitation box="[241,334,489,514]" captionStart="Figure 2" captionStartId="4.[160,225,1587,1610]" captionTargetBox="[164,1152,879,1554]" captionTargetId="figure-228@4.[163,1153,878,1555]" captionTargetPageId="4" captionText="Figure 2. Eyes of Notogynaphallia urku sp. nov. (holotype). (A) Photographs (af) showing the clear halos spreading from the anterior body region to the pre-pharyngeal region. (B, C) Longitudinal sections at the anterior body region, showing the monolobulated (B) and trilobulated (C) eyes. The boxes in Fig. A(b) indicate the approximate body region from which histological sections (B and C) were made. Scale bars: A(af) = 2 mm; B, C = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778323" httpUri="https://zenodo.org/record/7778323/files/figure.png" pageId="4" pageNumber="334">Figure 2</figureCitation>
(a)). They are progressively more dispersed on the dorsum, reaching the posterior end.
</paragraph>
<paragraph blockId="4.[160,1156,608,807]" lastBlockId="5.[160,1156,142,652]" lastPageId="5" lastPageNumber="335" pageId="4" pageNumber="334">
<emphasis bold="true" box="[160,745,608,634]" italics="true" pageId="4" pageNumber="334">Sensory organs, epidermis and body musculature.</emphasis>
Sensory pits on the cephalic region, as simple invaginations (40 μm deep), are distributed ventromarginally in a single row on either side of the body. The creeping sole occupies 95100% of the body width at the prepharyngeal region. Three gland
<typeStatus box="[548,610,713,738]" pageId="4" pageNumber="334">types</typeStatus>
discharge through the epidermis of the prepharyngeal region: rhabditogen cells with xanthophil secretion, abundant erythrophil glands with fine granular secretion, and less abundant cyanophil glands with fine granular secretion (
<figureCitation box="[280,376,142,167]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="5" pageNumber="335">Figure 3</figureCitation>
(ac,e)). Small rhabdites occupy the creeping sole (
<figureCitation box="[968,1063,142,167]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="5" pageNumber="335">Figure 3</figureCitation>
(c)). The glandular margin is composed of
<specimenCount box="[567,684,177,202]" pageId="5" pageNumber="335" type="generic" typeStatus="types">two types</specimenCount>
of glands, discharging fine granules of cyanophil and erythrophil (
<figureCitation box="[469,562,212,237]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="5" pageNumber="335">Figure 3</figureCitation>
(e)). Glands discharging through the cephalic region are similar to those of the pre-pharyngeal region.
</paragraph>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7778323" ID-Zenodo-Dep="7778323" httpUri="https://zenodo.org/record/7778323/files/figure.png" pageId="4" pageNumber="334" startId="4.[160,225,1587,1610]" targetBox="[164,1152,879,1554]" targetPageId="4">
<paragraph blockId="4.[160,1156,1587,1727]" pageId="4" pageNumber="334">
<emphasis bold="true" box="[160,251,1587,1610]" pageId="4" pageNumber="334">Figure 2.</emphasis>
Eyes of
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[338,547,1587,1610]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="4" pageNumber="334" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis box="[338,547,1587,1610]" italics="true" pageId="4" pageNumber="334">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[555,634,1587,1610]" pageId="4" pageNumber="334" rank="species">sp. nov.</taxonomicNameLabel>
(holotype). (A) Photographs (af) showing the clear halos spreading from the anterior body region to the pre-pharyngeal region. (B, C) Longitudinal sections at the anterior body region, showing the monolobulated (B) and trilobulated (C) eyes. The boxes in Fig. A(b) indicate the approximate body region from which histological sections (B and C) were made. Scale bars: A(af) = 2 mm; B, C = 100 μm.
</paragraph>
</caption>
<paragraph blockId="5.[160,1156,142,652]" pageId="5" pageNumber="335">
The cutaneous musculature shows the typical three muscle layers of
<taxonomicName authorityName="Stimpson" authorityYear="1857" box="[1008,1152,281,306]" family="Geoplanidae" kingdom="Animalia" order="Tricladida" pageId="5" pageNumber="340" phylum="Platyhelminthes" rank="subFamily" subFamily="Geoplaninae">Geoplaninae</taxonomicName>
: circular, diagonal and longitudinal layers, the last one being the thickest and organised in discrete bundles (
<figureCitation box="[369,465,350,375]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="5" pageNumber="335">Figure 3</figureCitation>
(c)). The ventral musculature (100125 μm thick) is slightly thicker than the dorsal musculature (90100 μm thick). The thickness of the cutaneous musculature represents ~9% of the body height. The parenchymatic musculature is composed of three layers, but not forming discrete bundles (
<figureCitation box="[889,988,454,479]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="5" pageNumber="335">Figure 3</figureCitation>
(b,d)): a dorsal layer with decussate fibres (100150 μm thick), a supra-intestinal transverse layer (200 300 μm thick), and a sub-intestinal transverse layer (125150 μm thick). Additionally, some dorsoventral fibres run among intestinal branches (
<figureCitation box="[733,826,558,583]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="5" pageNumber="335">Figure 3</figureCitation>
(b)). The cephalic region lacks any muscular-glandular specialisation, and the parenchymatic musculature arrangement is similar to that of the pre-pharyngeal region.
</paragraph>
<paragraph blockId="5.[160,1156,712,1015]" lastBlockId="6.[160,1155,994,1054]" lastPageId="6" lastPageNumber="336" pageId="5" pageNumber="335">
<emphasis bold="true" box="[160,364,712,738]" italics="true" pageId="5" pageNumber="335">Digestive system.</emphasis>
The pharynx is collar-shaped (59% of body length) (
<figureCitation box="[978,1072,713,738]" captionStart="Figure 4" captionStartId="6.[160,225,870,893]" captionTargetBox="[164,1152,143,831]" captionTargetId="figure-292@6.[163,1153,142,838]" captionTargetPageId="6" captionText="Figure 4. Pharynx of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778328" httpUri="https://zenodo.org/record/7778328/files/figure.png" pageId="5" pageNumber="335">Figure 4</figureCitation>
(a,b)). It occupies 6080% of the pharyngeal pouch (
<quantity box="[656,796,747,772]" metricMagnitude="-2" metricUnit="m" metricValue="1.08" metricValueMax="1.1" metricValueMin="1.06" pageId="5" pageNumber="335" unit="mm" value="10.8" valueMax="11.0" valueMin="10.6">10.611 mm</quantity>
in length). The mouth opens in the middle third (
<figureCitation box="[356,448,782,807]" captionStart="Figure 4" captionStartId="6.[160,225,870,893]" captionTargetBox="[164,1152,143,831]" captionTargetId="figure-292@6.[163,1153,142,838]" captionTargetPageId="6" captionText="Figure 4. Pharynx of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778328" httpUri="https://zenodo.org/record/7778328/files/figure.png" pageId="5" pageNumber="335">Figure 4</figureCitation>
(b)) or the posterior third of the pharyngeal pouch (
<figureCitation box="[1023,1114,782,807]" captionStart="Figure 4" captionStartId="6.[160,225,870,893]" captionTargetBox="[164,1152,143,831]" captionTargetId="figure-292@6.[163,1153,142,838]" captionTargetPageId="6" captionText="Figure 4. Pharynx of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778328" httpUri="https://zenodo.org/record/7778328/files/figure.png" pageId="5" pageNumber="335">Figure 4</figureCitation>
(a)). The oesophagus is present (
<figureCitation box="[470,560,817,842]" captionStart="Figure 4" captionStartId="6.[160,225,870,893]" captionTargetBox="[164,1152,143,831]" captionTargetId="figure-292@6.[163,1153,142,838]" captionTargetPageId="6" captionText="Figure 4. Pharynx of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778328" httpUri="https://zenodo.org/record/7778328/files/figure.png" pageId="5" pageNumber="335">Figure 4</figureCitation>
(a)); oesophagus:pharynx ratio varies from 8% to 13%. The pharynx is lined with cuboidal ciliated epithelium. The outer musculature comprises a longitudinal subepithelial layer (5 μm thick) followed by a circular layer (1025 μm thick). The pharyngeal lumen is lined with ciliated, columnar epithelium. The inner musculature (125200 μm thick) is formed by a circular layer interspersed with some longitudinal fibres. Three gland
<typeStatus box="[375,435,990,1015]" pageId="5" pageNumber="335">types</typeStatus>
discharge through the pharyngeal epithelium: abundant glands with fine granular erythrophil and cyanophil secretion, and scarce glands with amorphous erythrophil secretion.
</paragraph>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7778325" ID-Zenodo-Dep="7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="5" pageNumber="335" startId="5.[160,225,1645,1668]" targetBox="[167,1152,1111,1602]" targetPageId="5">
<paragraph blockId="5.[160,1155,1645,1727]" pageId="5" pageNumber="335">
<emphasis bold="true" box="[160,252,1645,1668]" pageId="5" pageNumber="335">Figure 3.</emphasis>
Pre-pharyngeal region of
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[518,728,1645,1668]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="5" pageNumber="335" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis box="[518,728,1645,1668]" italics="true" pageId="5" pageNumber="335">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[736,815,1645,1668]" pageId="5" pageNumber="335" rank="species">sp. nov.</taxonomicNameLabel>
(holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm.
</paragraph>
</caption>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7778328" ID-Zenodo-Dep="7778328" httpUri="https://zenodo.org/record/7778328/files/figure.png" pageId="6" pageNumber="336" startId="6.[160,225,870,893]" targetBox="[164,1152,143,831]" targetPageId="6">
<paragraph blockId="6.[160,1155,870,922]" pageId="6" pageNumber="336">
<emphasis bold="true" box="[160,249,870,893]" pageId="6" pageNumber="336">Figure 4.</emphasis>
Pharynx of
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[364,571,870,893]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="6" pageNumber="336" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis box="[364,571,870,893]" italics="true" pageId="6" pageNumber="336">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[576,652,870,893]" pageId="6" pageNumber="336" rank="species">sp. nov.</taxonomicNameLabel>
Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm.
</paragraph>
</caption>
<paragraph blockId="6.[160,1156,1113,1728]" pageId="6" pageNumber="336">
<emphasis bold="true" box="[160,474,1113,1139]" italics="true" pageId="6" pageNumber="336">Male reproductive system.</emphasis>
The testes are arranged in at least three irregular rows on either side of the body, located among the supra-intestinal parenchymatic muscle fibres (
<figureCitation box="[168,259,1183,1208]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="6" pageNumber="336">Figure 3</figureCitation>
(a,b)). They arise behind the ovaries in the
<typeStatus box="[726,826,1183,1208]" pageId="6" pageNumber="336">holotype</typeStatus>
(21% relative to body length) and before them in
<typeStatus box="[378,478,1218,1243]" pageId="6" pageNumber="336">paratype</typeStatus>
1 (18% relative to body length). The testes extend posteriorly and reach the level of the root of the pharynx (5055% relative to body length). The sperm ducts are slightly dorsal to ovovitelline ducts, medially displaced (
<figureCitation box="[891,983,1287,1312]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="6" pageNumber="336">Figure 3</figureCitation>
(d)). Laterally to the pharynx, the sperm ducts are dilated and full of spermatozoa, forming spermiducal vesicles. Distally, they are located laterally to the proximal part of the penis bulb. At this point, the sperm ducts̍ lumen decreases, and the ducts turn anterior-medially and traverse the bulb to open into very short (~100130 μm in length) lateral branches of the proximal region of the prostatic vesicle (
<figureCitation box="[659,751,1461,1486]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="6" pageNumber="336">Figure 5</figureCitation>
). This intrabulbar vesicle consists of a proximal tubular and sinuous portion (proximally bifurcated) (pv
<quantity box="[923,961,1495,1520]" metricMagnitude="-2" metricUnit="m" metricValue="2.54" pageId="6" pageNumber="336" unit="in" value="1.0">1 in</quantity>
<figureCitation box="[970,1074,1495,1520]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="6" pageNumber="336">Figures 5</figureCitation>
and
<figureCitation box="[1134,1148,1495,1520]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="6" pageNumber="336">6</figureCitation>
) and a distal, unpaired portion (pv
<quantity box="[544,588,1530,1555]" metricMagnitude="-2" metricUnit="m" metricValue="5.08" pageId="6" pageNumber="336" unit="in" value="2.0">2 in</quantity>
<figureCitation box="[597,701,1530,1555]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="6" pageNumber="336">Figures 5</figureCitation>
and
<figureCitation box="[761,775,1530,1555]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="6" pageNumber="336">6</figureCitation>
). The latter is somewhat globose with folded walls and opens into the bottom of the male atrium (
<figureCitation box="[893,996,1565,1590]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="6" pageNumber="336">Figures 6</figureCitation>
and
<figureCitation box="[1052,1066,1565,1590]" captionStart="Figure 8" captionStartId="9.[160,225,1307,1330]" captionTargetBox="[169,1152,148,1274]" captionTargetId="figure-109@9.[163,1153,142,1275]" captionTargetPageId="9" captionText="Figure 8. Details of the female organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm." figureDoi="http://doi.org/10.5281/zenodo.7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="6" pageNumber="336">8</figureCitation>
(a)). The male atrium is a large chamber, whose lumen is narrow owing to its richly folded walls (
<figureCitation box="[168,271,1634,1659]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="6" pageNumber="336">Figures 5</figureCitation>
and
<figureCitation box="[328,342,1634,1659]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="6" pageNumber="336">6</figureCitation>
). It is longer (
<quantity box="[495,628,1634,1659]" metricMagnitude="-3" metricUnit="m" metricValue="5.7" metricValueMax="6.2" metricValueMin="5.2" pageId="6" pageNumber="336" unit="mm" value="5.7" valueMax="6.2" valueMin="5.2">5.26.2 mm</quantity>
) than the female atrium (
<quantity box="[916,1052,1634,1659]" metricMagnitude="-3" metricUnit="m" metricValue="4.95" metricValueMax="5.2" metricValueMin="4.7" pageId="6" pageNumber="336" unit="mm" value="4.95" valueMax="5.2" valueMin="4.7">4.75.2 mm</quantity>
).
</paragraph>
<paragraph blockId="6.[160,1156,1113,1728]" lastBlockId="8.[160,1155,1341,1400]" lastPageId="8" lastPageNumber="338" pageId="6" pageNumber="336">
The lining epithelium of the sperm ducts is cuboidal and ciliated, surrounded by a circular muscle layer (5 μm thick). The distal part of the spermiducal vesicles is lined with ciliated, columnar epithelium, covered by circular and oblique fibres (25 μm thick). The proximal region of the prostatic vesicle, both paired and unpaired, is lined with ciliated, columnar epithelium, which receives a fine granular, weakly stained erythrophil secretion (
<figureCitation box="[419,516,1347,1372]" captionStart="Figure 7" captionStartId="8.[160,225,1158,1181]" captionTargetBox="[171,1144,153,1123]" captionTargetId="figure-155@8.[163,1153,142,1126]" captionTargetPageId="8" captionText="Figure 7. Details of the male organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in sagittal sections of the holotype (A, D, E, G, H) and paratype 1 (B, C, F). (A, B) Prostatic vesicle and proximal part of the male atrium; (C, D) proximal portion of the prostatic vesicle; (E, F) distal portion of the prostatic vesicle; (G, H) male atrium. Scale bars: AC = 500 μm; DH = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778334" httpUri="https://zenodo.org/record/7778334/files/figure.png" pageId="7" pageNumber="337">Figure 7</figureCitation>
(ad)). The epithelium of the distal part of the vesicle, ciliated and columnar, is pierced by abundant coarse, granular, heavily stained erythrophil secretion (
<figureCitation box="[378,473,1417,1442]" captionStart="Figure 7" captionStartId="8.[160,225,1158,1181]" captionTargetBox="[171,1144,153,1123]" captionTargetId="figure-155@8.[163,1153,142,1126]" captionTargetPageId="8" captionText="Figure 7. Details of the male organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in sagittal sections of the holotype (A, D, E, G, H) and paratype 1 (B, C, F). (A, B) Prostatic vesicle and proximal part of the male atrium; (C, D) proximal portion of the prostatic vesicle; (E, F) distal portion of the prostatic vesicle; (G, H) male atrium. Scale bars: AC = 500 μm; DH = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778334" httpUri="https://zenodo.org/record/7778334/files/figure.png" pageId="7" pageNumber="337">Figure 7</figureCitation>
(a,b,e,f)). The muscle coat of the prostatic vesicle (4060 µm thick) is composed of interwoven longitudinal, circular, and oblique fibres. The male atrium is mostly lined with non-ciliated columnar epithelium, although some parts exhibit cuboidal epithelium (
<figureCitation box="[506,607,1521,1546]" captionStart="Figure 7" captionStartId="8.[160,225,1158,1181]" captionTargetBox="[171,1144,153,1123]" captionTargetId="figure-155@8.[163,1153,142,1126]" captionTargetPageId="8" captionText="Figure 7. Details of the male organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in sagittal sections of the holotype (A, D, E, G, H) and paratype 1 (B, C, F). (A, B) Prostatic vesicle and proximal part of the male atrium; (C, D) proximal portion of the prostatic vesicle; (E, F) distal portion of the prostatic vesicle; (G, H) male atrium. Scale bars: AC = 500 μm; DH = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778334" httpUri="https://zenodo.org/record/7778334/files/figure.png" pageId="7" pageNumber="337">Figure 7</figureCitation>
(g,h)). Two
<typeStatus box="[743,804,1521,1546]" pageId="7" pageNumber="337">types</typeStatus>
of glands open through the surface of the male atrium: cells with fine granular erythrophil secretion (
<figureCitation box="[1021,1117,1555,1580]" captionStart="Figure 7" captionStartId="8.[160,225,1158,1181]" captionTargetBox="[171,1144,153,1123]" captionTargetId="figure-155@8.[163,1153,142,1126]" captionTargetPageId="8" captionText="Figure 7. Details of the male organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in sagittal sections of the holotype (A, D, E, G, H) and paratype 1 (B, C, F). (A, B) Prostatic vesicle and proximal part of the male atrium; (C, D) proximal portion of the prostatic vesicle; (E, F) distal portion of the prostatic vesicle; (G, H) male atrium. Scale bars: AC = 500 μm; DH = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778334" httpUri="https://zenodo.org/record/7778334/files/figure.png" pageId="7" pageNumber="337">Figure 7</figureCitation>
(g)) and cells with fine granular cyanophil secretion (
<figureCitation box="[734,831,1590,1615]" captionStart="Figure 7" captionStartId="8.[160,225,1158,1181]" captionTargetBox="[171,1144,153,1123]" captionTargetId="figure-155@8.[163,1153,142,1126]" captionTargetPageId="8" captionText="Figure 7. Details of the male organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in sagittal sections of the holotype (A, D, E, G, H) and paratype 1 (B, C, F). (A, B) Prostatic vesicle and proximal part of the male atrium; (C, D) proximal portion of the prostatic vesicle; (E, F) distal portion of the prostatic vesicle; (G, H) male atrium. Scale bars: AC = 500 μm; DH = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778334" httpUri="https://zenodo.org/record/7778334/files/figure.png" pageId="7" pageNumber="337">Figure 7</figureCitation>
(h)). The muscle coat of the male atrium (25100 µm thick) includes, in some parts, a circular layer with a subjacent longitudinal layer, but in other regions, the circular fibres are interspersed with some longitudinal muscle fibres. The thick muscular penis bulb (~500600 µm thick) that surrounds the male atrium and the prostatic vesicle consists of longitudinal, oblique and circular intermingled fibres (
<figureCitation box="[541,648,1375,1400]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="8" pageNumber="338">Figures 5</figureCitation>
,
<figureCitation box="[663,677,1375,1400]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="8" pageNumber="338">6</figureCitation>
, and 7(a,b)).
</paragraph>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7778330" ID-Zenodo-Dep="7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="7" pageNumber="337" startId="7.[160,225,437,460]" targetBox="[163,1151,143,405]" targetPageId="7">
<paragraph blockId="7.[160,1155,437,490]" pageId="7" pageNumber="337">
<emphasis bold="true" box="[160,251,437,460]" pageId="7" pageNumber="337">Figure 5.</emphasis>
Schematic reconstruction, in sagittal view, of the copulatory apparatus of
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="7" pageNumber="337" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis italics="true" pageId="7" pageNumber="337">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[210,288,467,490]" pageId="7" pageNumber="337" rank="species">sp. nov.</taxonomicNameLabel>
(holotype). Scale bar: 1 mm.
</paragraph>
</caption>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7778332" ID-Zenodo-Dep="7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="7" pageNumber="337" startId="7.[160,225,1133,1156]" targetBox="[164,1152,549,1100]" targetPageId="7">
<paragraph blockId="7.[160,1155,1133,1185]" pageId="7" pageNumber="337">
<emphasis bold="true" box="[160,253,1133,1156]" pageId="7" pageNumber="337">Figure 6.</emphasis>
Copulatory apparatus of
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[516,727,1133,1156]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="7" pageNumber="337" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis box="[516,727,1133,1156]" italics="true" pageId="7" pageNumber="337">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[737,817,1133,1156]" pageId="7" pageNumber="337" rank="species">sp. nov.</taxonomicNameLabel>
Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm.
</paragraph>
</caption>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7778334" ID-Zenodo-Dep="7778334" httpUri="https://zenodo.org/record/7778334/files/figure.png" pageId="8" pageNumber="338" startId="8.[160,225,1158,1181]" targetBox="[171,1144,153,1123]" targetPageId="8">
<paragraph blockId="8.[160,1156,1158,1269]" pageId="8" pageNumber="338">
<emphasis bold="true" box="[160,251,1158,1181]" pageId="8" pageNumber="338">Figure 7.</emphasis>
Details of the male organs of the copulatory apparatus of
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[837,1046,1158,1181]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="8" pageNumber="338" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis box="[837,1046,1158,1181]" italics="true" pageId="8" pageNumber="338">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[1053,1131,1158,1181]" pageId="8" pageNumber="338" rank="species">sp. nov.</taxonomicNameLabel>
in sagittal sections of the holotype (A, D, E, G, H) and paratype 1 (B, C, F). (A, B) Prostatic vesicle and proximal part of the male atrium; (C, D) proximal portion of the prostatic vesicle; (E, F) distal portion of the prostatic vesicle; (G, H) male atrium. Scale bars: AC = 500 μm; DH = 100 μm.
</paragraph>
</caption>
<paragraph blockId="8.[160,1155,1460,1728]" lastBlockId="9.[160,1156,1495,1728]" lastPageId="9" lastPageNumber="339" pageId="8" pageNumber="338">
<emphasis bold="true" box="[160,495,1460,1486]" italics="true" pageId="8" pageNumber="338">Female reproductive system.</emphasis>
The ovaries are oval-elongate in shape (
<figureCitation box="[943,1033,1461,1486]" captionStart="Figure 8" captionStartId="9.[160,225,1307,1330]" captionTargetBox="[169,1152,148,1274]" captionTargetId="figure-109@9.[163,1153,142,1275]" captionTargetPageId="9" captionText="Figure 8. Details of the female organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm." figureDoi="http://doi.org/10.5281/zenodo.7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="8" pageNumber="338">Figure 8</figureCitation>
(a,b)), three or four times longer than wide. In the
<typeStatus box="[599,700,1495,1520]" pageId="8" pageNumber="338">holotype</typeStatus>
, they are located at a distance from the anterior tip of 15% relative to body length (
<typeStatus box="[668,767,1530,1555]" pageId="8" pageNumber="338">paratype</typeStatus>
1 at 20%). The ovaries are found immediately above the nerve plate (
<figureCitation box="[562,654,1565,1590]" captionStart="Figure 8" captionStartId="9.[160,225,1307,1330]" captionTargetBox="[169,1152,148,1274]" captionTargetId="figure-109@9.[163,1153,142,1275]" captionTargetPageId="9" captionText="Figure 8. Details of the female organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm." figureDoi="http://doi.org/10.5281/zenodo.7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="8" pageNumber="338">Figure 8</figureCitation>
(b)). The ovovitelline ducts arise dorsally from the median third of the ovaries (
<figureCitation box="[519,611,1599,1624]" captionStart="Figure 8" captionStartId="9.[160,225,1307,1330]" captionTargetBox="[169,1152,148,1274]" captionTargetId="figure-109@9.[163,1153,142,1275]" captionTargetPageId="9" captionText="Figure 8. Details of the female organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm." figureDoi="http://doi.org/10.5281/zenodo.7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="8" pageNumber="338">Figure 8</figureCitation>
(b)). They run posteriorly above the sub-intestinal parenchymatic muscle layer (
<figureCitation box="[480,571,1634,1659]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="8" pageNumber="338">Figure 3</figureCitation>
(d)). After running laterally to the distal portion of the female atrium (
<figureCitation box="[327,427,1669,1694]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="8" pageNumber="338">Figures 5</figureCitation>
and
<figureCitation box="[482,496,1669,1694]" captionStart="Figure 8" captionStartId="9.[160,225,1307,1330]" captionTargetBox="[169,1152,148,1274]" captionTargetId="figure-109@9.[163,1153,142,1275]" captionTargetPageId="9" captionText="Figure 8. Details of the female organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm." figureDoi="http://doi.org/10.5281/zenodo.7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="8" pageNumber="338">8</figureCitation>
(c)), the ovovitelline ducts gradually ascend to finally turn to the sagittal plane (
<figureCitation box="[369,461,1703,1728]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="8" pageNumber="338">Figure 5</figureCitation>
). They dorsally converge in a short common ovovitelline duct (250300 µm in length), posteroventrally inclined or slightly vertical (
<figureCitation box="[939,1043,1495,1520]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="9" pageNumber="339">Figures 5</figureCitation>
,
<figureCitation box="[1055,1070,1495,1520]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="9" pageNumber="339">6</figureCitation>
(b), and 8(e,f)), to open into a female canal (~500 µm in length). The female canal turns anteroventrally and opens into the female atrium, which is a long oval-elongate cavity with highly folded walls that reduce its lumen (
<figureCitation box="[644,749,1599,1624]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="9" pageNumber="339">Figures 5</figureCitation>
,
<figureCitation box="[762,776,1599,1624]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="9" pageNumber="339">6</figureCitation>
, and 8(e,f)).
</paragraph>
<caption ID-DOI="http://doi.org/10.5281/zenodo.7778336" ID-Zenodo-Dep="7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="9" pageNumber="339" startId="9.[160,225,1307,1330]" targetBox="[169,1152,148,1274]" targetPageId="9">
<paragraph blockId="9.[160,1155,1307,1418]" pageId="9" pageNumber="339">
<emphasis bold="true" box="[160,249,1307,1330]" pageId="9" pageNumber="339">Figure 8.</emphasis>
Details of the female organs of the copulatory apparatus of
<taxonomicName authority="Negrete &amp; Vega Tuesta &amp; Brusa, 2023" authorityName="Negrete &amp; Vega Tuesta &amp; Brusa" authorityYear="2023" box="[842,1049,1307,1330]" family="Geoplanidae" genus="Notogynaphallia" kingdom="Animalia" order="Tricladida" pageId="9" pageNumber="339" phylum="Platyhelminthes" rank="species" species="urku" status="sp. nov.">
<emphasis box="[842,1049,1307,1330]" italics="true" pageId="9" pageNumber="339">Notogynaphallia urku</emphasis>
</taxonomicName>
<taxonomicNameLabel box="[1055,1132,1307,1330]" pageId="9" pageNumber="339" rank="species">sp. nov.</taxonomicNameLabel>
in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm.
</paragraph>
</caption>
<paragraph blockId="9.[160,1156,1495,1728]" lastBlockId="10.[160,1156,142,687]" lastPageId="10" lastPageNumber="340" pageId="9" pageNumber="339">
The ovovitelline ducts, in the pre-pharyngeal region, are lined with ciliated, cuboidal epithelium, followed by a thin muscle coat (5 µm thick) consisting of intermingled longitudinal and circular fibres (
<figureCitation box="[489,588,1703,1728]" captionStart="Figure 3" captionStartId="5.[160,225,1645,1668]" captionTargetBox="[167,1152,1111,1602]" captionTargetId="figure-312@5.[163,1153,1087,1614]" captionTargetPageId="5" captionText="Figure 3. Pre-pharyngeal region of Notogynaphallia urku sp. nov. (holotype). Transverse section (A) and details (BE): dorsal to the intestine (B); ventral to the intestine (C); the sperm and ovovitelline ducts (D); and body margin (E). Scale bars: A = 1 mm; B = 250 μm; C = 50 μm; D, E = 100 μm." figureDoi="http://doi.org/10.5281/zenodo.7778325" httpUri="https://zenodo.org/record/7778325/files/figure.png" pageId="9" pageNumber="339">Figure 3</figureCitation>
(d)). Their distal portions are lined with ciliated, columnar epithelium and coated with the same arrangement of muscle (~20 µm thick) (
<figureCitation box="[168,261,177,202]" captionStart="Figure 8" captionStartId="9.[160,225,1307,1330]" captionTargetBox="[169,1152,148,1274]" captionTargetId="figure-109@9.[163,1153,142,1275]" captionTargetPageId="9" captionText="Figure 8. Details of the female organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm." figureDoi="http://doi.org/10.5281/zenodo.7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="10" pageNumber="340">Figure 8</figureCitation>
(c,d)). Abundant shell glands, with coarse granular erythrophil secretion (heavily stained in
<typeStatus box="[275,375,212,237]" pageId="10" pageNumber="340">paratype</typeStatus>
1), open into the distal sections of the ovovitelline ducts as well as the common ovovitelline duct (
<figureCitation box="[474,578,246,271]" captionStart="Figure 5" captionStartId="7.[160,225,437,460]" captionTargetBox="[163,1151,143,405]" captionTargetId="figure-191@7.[162,1152,142,406]" captionTargetPageId="7" captionText="Figure 5. Schematic reconstruction, in sagittal view, of the copulatory apparatus of Notogynaphallia urku sp. nov. (holotype). Scale bar: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778330" httpUri="https://zenodo.org/record/7778330/files/figure.png" pageId="10" pageNumber="340">Figures 5</figureCitation>
,
<figureCitation box="[591,605,246,271]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="10" pageNumber="340">6</figureCitation>
, and 8(df)). The latter and the female canal are lined with columnar, ciliated epithelium followed by circular and some oblique and longitudinal interspersed muscle fibres (2025 µm thick). The female canal receives abundant fine granular erythrophil secretion and scarce fine cyanophil granules (
<figureCitation box="[168,262,385,410]" captionStart="Figure 8" captionStartId="9.[160,225,1307,1330]" captionTargetBox="[169,1152,148,1274]" captionTargetId="figure-109@9.[163,1153,142,1275]" captionTargetPageId="9" captionText="Figure 8. Details of the female organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm." figureDoi="http://doi.org/10.5281/zenodo.7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="10" pageNumber="340">Figure 8</figureCitation>
(e,f)). The lining epithelium of the female atrium is columnar and non-ciliated, receiving abundant fine granular cyanophil secretion and scarce granular erythrophil secretion from glands whose cell bodies are located in the parenchyma surrounding the atrium (
<figureCitation box="[290,381,489,514]" captionStart="Figure 8" captionStartId="9.[160,225,1307,1330]" captionTargetBox="[169,1152,148,1274]" captionTargetId="figure-109@9.[163,1153,142,1275]" captionTargetPageId="9" captionText="Figure 8. Details of the female organs of the copulatory apparatus of Notogynaphallia urku sp. nov. in longitudinal (A) and sagittal (BF) sections. (A, C E) holotype; (B, F) paratype 1). (A, B) ovaries; (C, D) ovovitelline ducts: lateral to the female atrium (C) and distal ascending portion (D); (E, F) distal portion of the female reproductive system. Scale bars: A, CF = 100 μm; B = 200 μm." figureDoi="http://doi.org/10.5281/zenodo.7778336" httpUri="https://zenodo.org/record/7778336/files/figure.png" pageId="10" pageNumber="340">Figure 8</figureCitation>
(c)). The female atrium is wrapped in a thick subepithelial muscle coat (~50100 µm thick) (
<figureCitation box="[400,495,524,549]" captionStart="Figure 6" captionStartId="7.[160,225,1133,1156]" captionTargetBox="[164,1152,549,1100]" captionTargetId="figure-218@7.[163,1153,548,1101]" captionTargetPageId="7" captionText="Figure 6. Copulatory apparatus of Notogynaphallia urku sp. nov. Sagittal sections of the holotype (A) and paratype 1 (B). Scale bars: 1 mm." figureDoi="http://doi.org/10.5281/zenodo.7778332" httpUri="https://zenodo.org/record/7778332/files/figure.png" pageId="10" pageNumber="340">Figure 6</figureCitation>
), which consists of circular fibres with some interspersed longitudinal and oblique ones. This muscle coat is independent of the muscular bulb that envelops the male atrium and the prostatic vesicle. There is no common muscle coat. Vitellaria are scarce in the
<typeStatus box="[465,565,628,653]" pageId="10" pageNumber="340">holotype</typeStatus>
and abundant in
<typeStatus box="[775,875,628,653]" pageId="10" pageNumber="340">paratype</typeStatus>
1. However, both specimens are mature.
</paragraph>
</subSubSection>
</treatment>
</document>