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<document ID-DOI="http://dx.doi.org/10.3897/zookeys.1046.64489" ID-GBIF-Dataset="573298ac-7f2c-40b4-9c28-335f71a5fa7d" ID-PMC="PMC8238927" ID-Pensoft-Pub="1313-2970-1046-157" ID-Pensoft-UUID="BF852392A0B6567FA74E832B210530AF" ID-PubMed="34239339" ID-ZooBank="9DC4BC4058B3485297AE8DA0A7E4DD3A" ModsDocID="1313-2970-1046-157" checkinTime="1624307327804" checkinUser="pensoft" docAuthor="Hofman, Sebastian, Grego, Jozef, Rysiewska, Aleksandra, Osikowski, Artur &amp; Falniowski, Andrzej" docDate="2021" docId="3352875A818B5647B707AA71C8B010DB" docLanguage="en" docName="ZooKeys 1046: 157-176" docOrigin="ZooKeys 1046" docPubDate="2021-06-21" docSource="http://dx.doi.org/10.3897/zookeys.1046.64489" docTitle="Paladilhiopsis stellatus Grego &amp; Hofman 2021, sp. nov." docType="treatment" docUuid="01FF1956-336A-4942-B634-1A5D036B4CDD" docUuidSource="ZooBank" docVersion="5" id="BF852392A0B6567FA74E832B210530AF" lastPageNumber="157" masterDocId="BF852392A0B6567FA74E832B210530AF" masterDocTitle="Two new species of the Balkan genus Paladilhiopsis Pavlovic, 1913 (Caenogastropoda, Moitessieriidae)" masterLastPageNumber="176" masterPageNumber="157" pageNumber="157" updateTime="1668150547619" updateUser="ExternalLinkService">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>Two new species of the Balkan genus Paladilhiopsis Pavlovic, 1913 (Caenogastropoda, Moitessieriidae)</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Hofman, Sebastian</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-6044-3055</mods:nameIdentifier>
<mods:affiliation>Department of Comparative Anatomy, Institute of Zoology and Biomedical Research, Jagiellonian University, ul. Gronostajowa 9, 30 - 387, Krakow, Poland</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Grego, Jozef</mods:namePart>
<mods:affiliation>Horna Micina 219, SK- 97401, Banska Bystrica, Slovakia</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Rysiewska, Aleksandra</mods:namePart>
<mods:affiliation>Department of Malacology, Institute of Zoology and Biomedical Research, Jagiellonian University, ul. Gronostajowa 9, 30 - 387, Krakow, Poland</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Osikowski, Artur</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0001-6646-2687</mods:nameIdentifier>
<mods:affiliation>Department of Animal Reproduction, Anatomy and Genomics, University of Agriculture in Krakow, al. Mickiewicza 24 / 28, 30 - 059, Krakow, Poland</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Falniowski, Andrzej</mods:namePart>
<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-3899-6857</mods:nameIdentifier>
<mods:affiliation>Department of Malacology, Institute of Zoology and Biomedical Research, Jagiellonian University, ul. Gronostajowa 9, 30 - 387, Krakow, Poland</mods:affiliation>
<mods:nameIdentifier type="email">andrzej.falniowski@uj.edu.pl</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
<mods:relatedItem type="host">
<mods:titleInfo>
<mods:title>ZooKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2021</mods:date>
<mods:detail type="pubDate">
<mods:number>2021-06-21</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>1046</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>157</mods:start>
<mods:end>176</mods:end>
</mods:extent>
</mods:part>
</mods:relatedItem>
<mods:location>
<mods:url>http://dx.doi.org/10.3897/zookeys.1046.64489</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.1046.64489</mods:identifier>
<mods:identifier type="Pensoft-Pub">1313-2970-1046-157</mods:identifier>
<mods:identifier type="ZooBank">9DC4BC4058B3485297AE8DA0A7E4DD3A</mods:identifier>
<mods:identifier type="Pensoft-UUID">BF852392A0B6567FA74E832B210530AF</mods:identifier>
</mods:mods>
<treatment ID-GBIF-Taxon="183114781" LSID="urn:lsid:zoobank.org:act:01FF1956-336A-4942-B634-1A5D036B4CDD" httpUri="http://treatment.plazi.org/id/3352875A818B5647B707AA71C8B010DB" lastPageNumber="157" pageId="0" pageNumber="157">
<subSubSection pageId="0" pageNumber="157" type="nomenclature">
<paragraph pageId="0" pageNumber="157">
<taxonomicName LSID="http://zoobank.org/01ff1956-336a-4942-b634-1a5d036b4cdd" authority="Grego &amp; Hofman" authorityName="Grego &amp; Hofman" authorityYear="2021" class="Gastropoda" family="Moitessieriidae" genus="Paladilhiopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paladilhiopsis stellatus" order="Littorinimorpha" pageId="0" pageNumber="157" phylum="Mollusca" rank="species" species="stellatus" status="sp. nov.">Paladilhiopsis stellatus Grego &amp; Hofman</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="157">sp. nov.</taxonomicNameLabel>
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Shells of Paladilhiopsis A-P P. stellatus A, B locality 1, Studena spring (2 H 58, 2 H 59) C-P locality 2, Zvezda spring (holotype, 2 H 69, 2 H 60 - 2 H 61, 2 I 19 - 2 I 28, respectively) Q-S P. arion, locality 3, Vrelo &quot; Lusac &quot; (Gucina), BiH (holotype, 2 G 19, 2 G 22)." figureDoi="10.3897/zookeys.1046.64489.figure6" httpUri="https://binary.pensoft.net/fig/557990" pageId="0" pageNumber="157">Figures 6A-P</figureCitation>
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. A teleoconch sculpture of Paladilhiopsis arion B-D radula of P. stellatus. Scale bars 50 μm (A); 10 μm (B-D)." figureDoi="10.3897/zookeys.1046.64489.figure7" httpUri="https://binary.pensoft.net/fig/557991" pageId="0" pageNumber="157">, 7B-D</figureCitation>
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Renal and pallial section of the female reproductive organs of Paladilhiopsis stellatus X. Abbreviations: bc - bursa copulatrix, cbc - duct of bursa, ga - albuminoid gland, gn - nidamental gland, gp - gonoporus, ov - oviduct, ovl - loop of (renal) oviduct, rs - seminal receptacle (in the position of Radoman's (1983) rs 1 - distal seminal receptacle). Scale bar: 500 μm." figureDoi="10.3897/zookeys.1046.64489.figure8" httpUri="https://binary.pensoft.net/fig/557992" pageId="0" pageNumber="157">, 8</figureCitation>
<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Penes of Paladilhiopsis stellatus. Scale bars: 200 μm." figureDoi="10.3897/zookeys.1046.64489.figure9" httpUri="https://binary.pensoft.net/fig/557993" pageId="0" pageNumber="157">, 9</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="157" type="notes">
<paragraph pageId="0" pageNumber="157">Note.</paragraph>
<paragraph pageId="0" pageNumber="157">
mOTU A (Fig.
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Maximum likelihood tree computed for concatenated partial sequences of COI and H 3 sequences. Bootstrap supports given if ≥ 60 %." figureDoi="10.3897/zookeys.1046.64489.figure5" httpUri="https://binary.pensoft.net/fig/557989" pageId="0" pageNumber="157">5</figureCitation>
); localities 1 and 2; Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Shells of Paladilhiopsis A-P P. stellatus A, B locality 1, Studena spring (2 H 58, 2 H 59) C-P locality 2, Zvezda spring (holotype, 2 H 69, 2 H 60 - 2 H 61, 2 I 19 - 2 I 28, respectively) Q-S P. arion, locality 3, Vrelo &quot; Lusac &quot; (Gucina), BiH (holotype, 2 G 19, 2 G 22)." figureDoi="10.3897/zookeys.1046.64489.figure6" httpUri="https://binary.pensoft.net/fig/557990" pageId="0" pageNumber="157">6A-P</figureCitation>
; GenBank numbers: COI: MW741724-MW741738; H3: MW776417-MW776423
</paragraph>
<caption doi="10.3897/zookeys.1046.64489.figure5" httpUri="https://binary.pensoft.net/fig/557989" pageId="0" pageNumber="157" start="Figure 5" startId="F5">
<paragraph pageId="0" pageNumber="157">
<emphasis bold="true" pageId="0" pageNumber="157">Figure 5.</emphasis>
Maximum likelihood tree computed for concatenated partial sequences of COI and H3 sequences. Bootstrap supports given if ≥ 60%.
</paragraph>
</caption>
</subSubSection>
<subSubSection pageId="0" pageNumber="157" type="type locality">
<paragraph pageId="0" pageNumber="157">Type locality.</paragraph>
<paragraph pageId="0" pageNumber="157">
Spring Zvezda, above left bank of Cetina River, Slime,
<normalizedToken originalValue="Omiš">Omis</normalizedToken>
district, Croatia (
<geoCoordinate degrees="43" direction="north" minutes="26" orientation="latitude" precision="15" seconds="13" value="43.436947">43°26'13&quot;N</geoCoordinate>
,
<geoCoordinate degrees="16" direction="east" minutes="44" orientation="longitude" precision="15" seconds="26" value="16.740557">16°44'26&quot;E</geoCoordinate>
) (Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Some of the sampled localities A Studena spring (loc. 1) B Spring Zvezda (loc. 2) C, D Vrelo &quot; Lusac &quot; (Gucina) (loc. 3) (photographs A, B M. Olsavsky C, D A. Osikowski)." figureDoi="10.3897/zookeys.1046.64489.figure2" httpUri="https://binary.pensoft.net/fig/557986" pageId="0" pageNumber="157">2B</figureCitation>
, locality 2).
</paragraph>
<paragraph pageId="0" pageNumber="157">
<emphasis bold="true" pageId="0" pageNumber="157">
<emphasis italics="true" pageId="0" pageNumber="157">Holotype</emphasis>
.
</emphasis>
Ethanol-fixed specimen (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Shells of Paladilhiopsis A-P P. stellatus A, B locality 1, Studena spring (2 H 58, 2 H 59) C-P locality 2, Zvezda spring (holotype, 2 H 69, 2 H 60 - 2 H 61, 2 I 19 - 2 I 28, respectively) Q-S P. arion, locality 3, Vrelo &quot; Lusac &quot; (Gucina), BiH (holotype, 2 G 19, 2 G 22)." figureDoi="10.3897/zookeys.1046.64489.figure6" httpUri="https://binary.pensoft.net/fig/557990" pageId="0" pageNumber="157">6C</figureCitation>
), interstitially in the gravel below the bottom of the spring; J. Grego, A. Falniowski, R. Ozimec, M.
<normalizedToken originalValue="Olšavský">Olsavsky</normalizedToken>
, J.
<normalizedToken originalValue="Olšavská">Olsavska</normalizedToken>
leg.; 08 August 2020; NHMW113632.
</paragraph>
<caption doi="10.3897/zookeys.1046.64489.figure6" httpUri="https://binary.pensoft.net/fig/557990" pageId="0" pageNumber="157" start="Figure 6" startId="F6">
<paragraph pageId="0" pageNumber="157">
<emphasis bold="true" pageId="0" pageNumber="157">Figure 6.</emphasis>
Shells of
<taxonomicName authorityName="Pavlovic" authorityYear="1913" class="Gastropoda" family="Moitessieriidae" genus="Paladilhiopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paladilhiopsis" order="Littorinimorpha" pageId="0" pageNumber="157" phylum="Mollusca" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="157">Paladilhiopsis</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="157">A-P</emphasis>
<taxonomicName lsidName="P. stellatus" pageId="0" pageNumber="157" rank="species" species="stellatus">
<emphasis italics="true" pageId="0" pageNumber="157">P. stellatus</emphasis>
</taxonomicName>
<emphasis bold="true" pageId="0" pageNumber="157">A, B</emphasis>
locality 1, Studena spring (2H58, 2H59)
<emphasis bold="true" pageId="0" pageNumber="157">C-P</emphasis>
locality 2, Zvezda spring (holotype, 2H69, 2H60-2H61, 2I19-2I28, respectively)
<emphasis bold="true" pageId="0" pageNumber="157">Q-S</emphasis>
<taxonomicName lsidName="P. arion" pageId="0" pageNumber="157" rank="species" species="arion">
<emphasis italics="true" pageId="0" pageNumber="157">P. arion</emphasis>
</taxonomicName>
, locality 3, Vrelo
<normalizedToken originalValue="„Lušac”">&quot;Lusac&quot;</normalizedToken>
(
<normalizedToken originalValue="Gučina">Gucina</normalizedToken>
), BiH (holotype, 2G19, 2G22).
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="157">
<emphasis bold="true" pageId="0" pageNumber="157">
<emphasis italics="true" pageId="0" pageNumber="157">Paratypes</emphasis>
.
</emphasis>
Type locality; J. Grego, A. Falniowski, R. Ozimec, M.
<normalizedToken originalValue="Olšavský">Olsavsky</normalizedToken>
, J.
<normalizedToken originalValue="Olšavská">Olsavska</normalizedToken>
leg.; 08 August 2020; ten ethanol-fixed paratypes in the collection of the Department of Malacology of Jagiellonian University, dry specimens: ZMUJ-M.2633-2642, HNHM/2 specimens, NHMW-MO 113627/2 specimens, SMF362990/2 specimens, PG/2 specimens, JG-F1628 /158 specimens.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="157" type="materials_examined">
<paragraph pageId="0" pageNumber="157">Other material.</paragraph>
<paragraph pageId="0" pageNumber="157">
<materialsCitation collectingDate="2020-08-08" collectorName="J. Grego, A. Falniowski, R. Ozimec, M. Olsavsky, J. Olsavska" country="Croatia" county="Omis district" elevation="80" latitude="43.429302" location="Studena" longLatPrecision="1" longitude="16.866549" municipality="Slime" specimenCount="20">
<location LSID="urn:lsid:plazi:treatment:3352875A818B5647B707AA71C8B010DB:A86C2291BE23D65A6AC9A8D9DA52CA83" country="Croatia" county="Omis district" latitude="43.429302" longLatPrecision="1" longitude="16.866549" municipality="Slime" name="Studena">Studena</location>
spring, concrete well ca.
<quantity metricMagnitude="1" metricUnit="m" metricValue="8.0" unit="m" value="80.0">
<elevation metricMagnitude="1" metricUnit="m" metricValue="8.0" unit="m" value="80.0">80 m</elevation>
</quantity>
from road at hillside,
<location LSID="urn:lsid:plazi:treatment:3352875A818B5647B707AA71C8B010DB:46F998981170DD81817FB134D76F95AE" country="Croatia" county="Omis district" latitude="43.429302" longLatPrecision="1" longitude="16.866549" municipality="Slime" name="Slime">Slime</location>
,
<location LSID="urn:lsid:plazi:treatment:3352875A818B5647B707AA71C8B010DB:CF49BF9D0EDBF7289028A74CB5786745" country="Croatia" county="Omis district" latitude="43.429302" longLatPrecision="1" longitude="16.866549" municipality="Slime" name="Omis district">
<normalizedToken originalValue="Omiš">Omis</normalizedToken>
district
</location>
<collectingCountry name="Croatia">Croatia</collectingCountry>
;
<geoCoordinate degrees="43" direction="north" minutes="25" orientation="latitude" precision="15" seconds="43" value="43.42861">43°25'43&quot;N</geoCoordinate>
,
<geoCoordinate degrees="16" direction="east" minutes="51" orientation="longitude" precision="1" seconds="59.74" value="16.866594">16°51'59.74&quot;E</geoCoordinate>
;
<collectorName>J. Grego</collectorName>
,
<collectorName>A. Falniowski</collectorName>
,
<collectorName>R. Ozimec</collectorName>
,
<collectorName>
M.
<normalizedToken originalValue="Olšavský">Olsavsky</normalizedToken>
</collectorName>
,
<collectorName>
J.
<normalizedToken originalValue="Olšavská">Olsavska</normalizedToken>
</collectorName>
leg.;
<collectingDate value="2020-08-08">08 August 2020</collectingDate>
; JG F1626/
<specimenCount type="generic">20 specimens</specimenCount>
(Fig.
<figureCitation captionStart="Figure 2" captionStartId="F2" captionText="Figure 2. Some of the sampled localities A Studena spring (loc. 1) B Spring Zvezda (loc. 2) C, D Vrelo &quot; Lusac &quot; (Gucina) (loc. 3) (photographs A, B M. Olsavsky C, D A. Osikowski)." figureDoi="10.3897/zookeys.1046.64489.figure2" httpUri="https://binary.pensoft.net/fig/557986" pageId="0" pageNumber="157">2A</figureCitation>
, locality 1);
<location LSID="urn:lsid:plazi:treatment:3352875A818B5647B707AA71C8B010DB:52D0711728074A58B75FBAF87950A2BF" country="Croatia" county="Omis district" latitude="43.429302" longLatPrecision="1" longitude="16.866549" municipality="Slime" name="Studena">Studena</location>
spring, stony catchment, left bank of
<location LSID="urn:lsid:plazi:treatment:3352875A818B5647B707AA71C8B010DB:AA646B1C8CD7BDBD8FFF050BFD11DBF1" country="Croatia" county="Omis district" latitude="43.429302" longLatPrecision="1" longitude="16.866549" municipality="Slime" name="Cetina River">Cetina River</location>
,
<collectingMunicipality>Slime</collectingMunicipality>
,
<collectingCounty>
<normalizedToken originalValue="Omiš">Omis</normalizedToken>
district
</collectingCounty>
<collectingCountry name="Croatia">Croatia</collectingCountry>
;
<geoCoordinate degrees="43" direction="north" minutes="25" orientation="latitude" precision="1" seconds="45.48" value="43.429302">43°25'45.48&quot;N</geoCoordinate>
,
<geoCoordinate degrees="16" direction="east" minutes="51" orientation="longitude" precision="1" seconds="59.57" value="16.866549">16°51'59.57&quot;E</geoCoordinate>
;
<collectorName>J. Grego</collectorName>
,
<collectorName>A. Falniowski</collectorName>
,
<collectorName>R. Ozimec</collectorName>
,
<collectorName>
M.
<normalizedToken originalValue="Olšavský">Olsavsky</normalizedToken>
</collectorName>
,
<collectorName>
J.
<normalizedToken originalValue="Olšavská">Olsavska</normalizedToken>
</collectorName>
leg.;
<collectingDate value="2020-08-08">08 August 2020</collectingDate>
; JG-F1621/3 fragmented specimens (ca.
<quantity metricMagnitude="1" metricUnit="m" metricValue="8.0" unit="m" value="80.0">
<elevation metricMagnitude="1" metricUnit="m" metricValue="8.0" unit="m" value="80.0">80 m</elevation>
</quantity>
uphill from locality 1)
</materialsCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="157" type="diagnosis">
<paragraph pageId="0" pageNumber="157">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="157">
Shell minute, elongate-conic (turriform), distinguishable from the geographically close
<taxonomicName class="Gastropoda" family="Moitessieriidae" genus="Paladilhiopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paladilhiopsis elongata" order="Littorinimorpha" pageId="0" pageNumber="157" phylum="Mollusca" rank="species" species="elongata">
<emphasis italics="true" pageId="0" pageNumber="157">Paladilhiopsis elongata</emphasis>
</taxonomicName>
(
<normalizedToken originalValue="Kuščer">Kuscer</normalizedToken>
, 1933) from spring Jadro near Split (HR) by less sinuated lateral labral profile, more inflated and more prominent body whorls, and a more elongate pyramidal shape. From
<taxonomicName lsidName="P. solida" pageId="0" pageNumber="157" rank="species" species="solida">
<emphasis italics="true" pageId="0" pageNumber="157">P. solida</emphasis>
</taxonomicName>
<normalizedToken originalValue="Kuščer">Kuscer</normalizedToken>
, 1933 from Vrelo Buna in Blagaj (BiH) differs by its smaller less conical shell with less prominent body whorl and slightly sinuate lateral labral margin adapically preceding. Can be distinguished from
<taxonomicName lsidName="P. pretneri" pageId="0" pageNumber="157" rank="species" species="pretneri">
<emphasis italics="true" pageId="0" pageNumber="157">P. pretneri</emphasis>
</taxonomicName>
Bole &amp; Velkovrh, 1987 from
<normalizedToken originalValue="Antunovići">Antunovici</normalizedToken>
near Kozice, Makarska district (HR) by its longer, more elongate shell and proportionally smaller body whorl. The receptaculum seminis long and tubular in shape, similar to that of
<taxonomicName lsidName="P. bosniaca" pageId="0" pageNumber="157" rank="species" species="bosniaca">
<emphasis italics="true" pageId="0" pageNumber="157">P. bosniaca</emphasis>
</taxonomicName>
(Clessin, 1910), and different from the bulbous one with a long duct as in
<taxonomicName lsidName="P. grobeni" pageId="0" pageNumber="157" rank="species" species="grobeni">
<emphasis italics="true" pageId="0" pageNumber="157">P. grobeni</emphasis>
</taxonomicName>
<normalizedToken originalValue="Kuščer">Kuscer</normalizedToken>
, 1928.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="157" type="description">
<paragraph pageId="0" pageNumber="157">Description.</paragraph>
<paragraph pageId="0" pageNumber="157">
<emphasis bold="true" italics="true" pageId="0" pageNumber="157">Shell</emphasis>
(Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Shells of Paladilhiopsis A-P P. stellatus A, B locality 1, Studena spring (2 H 58, 2 H 59) C-P locality 2, Zvezda spring (holotype, 2 H 69, 2 H 60 - 2 H 61, 2 I 19 - 2 I 28, respectively) Q-S P. arion, locality 3, Vrelo &quot; Lusac &quot; (Gucina), BiH (holotype, 2 G 19, 2 G 22)." figureDoi="10.3897/zookeys.1046.64489.figure6" httpUri="https://binary.pensoft.net/fig/557990" pageId="0" pageNumber="157">6A-P</figureCitation>
) up to 2.94 mm high and 1.02 mm broad, ovate-conic (turriform), white or whitish, translucent, thin-walled, consisted of ca. six whorls, growing slowly and regularly, and separated by moderately deep but sharply marked suture. Spire high and conic, apex narrow, body whorl height less than 0.5 of the shell height. Aperture small, prosocline, oval, or elongated oval in shape, peristome complete and thin, umbilicus slit-like. Shell surface smooth, glossy, with growth lines hardly visible.
</paragraph>
<paragraph pageId="0" pageNumber="157">
<emphasis bold="true" italics="true" pageId="0" pageNumber="157">Measurements</emphasis>
of holotype and sequenced and illustrated shells presented in Table
<tableCitation captionStart="Table 4" captionStartId="T4" captionText="Table 4. Shell measurements of the sequenced Paladilhiopsis, and the holotypes (in bold). Measurements as shown in Fig. 6: a - shell height, b - body whorl breadth, c - aperture height, d - spire height, e - aperture breadth, α - apex angle measured between the lines tangential to the spire, β - angle between the body whorl suture and the line perpendicular to the columella." httpUri="http://table.plazi.org/id/E42920118D2058E8D259EFED9DCB5C75" pageId="0" pageNumber="157" tableUuid="E42920118D2058E8D259EFED9DCB5C75">4</tableCitation>
. Shell variability slight, marked mostly in breadth: height proportion of the shell and the aperture (Fig.
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Shells of Paladilhiopsis A-P P. stellatus A, B locality 1, Studena spring (2 H 58, 2 H 59) C-P locality 2, Zvezda spring (holotype, 2 H 69, 2 H 60 - 2 H 61, 2 I 19 - 2 I 28, respectively) Q-S P. arion, locality 3, Vrelo &quot; Lusac &quot; (Gucina), BiH (holotype, 2 G 19, 2 G 22)." figureDoi="10.3897/zookeys.1046.64489.figure6" httpUri="https://binary.pensoft.net/fig/557990" pageId="0" pageNumber="157">6A-P</figureCitation>
).
</paragraph>
<paragraph pageId="0" pageNumber="157">
<taxonomicName class="Jungermanniopsida" family="Radulaceae" genus="Radula" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Radula" order="Porellales" pageId="0" pageNumber="157" phylum="Bryophyta" rank="genus">
<emphasis bold="true" italics="true" pageId="0" pageNumber="157">Radula</emphasis>
</taxonomicName>
(Fig.
<figureCitation captionStart="Figure 7" captionStartId="F7" captionText="Figure 7. A teleoconch sculpture of Paladilhiopsis arion B-D radula of P. stellatus. Scale bars 50 μm (A); 10 μm (B-D)." figureDoi="10.3897/zookeys.1046.64489.figure7" httpUri="https://binary.pensoft.net/fig/557991" pageId="0" pageNumber="157">7B-D</figureCitation>
) taenioglossate, typical of
<taxonomicName authorityName="Pavlovic" authorityYear="1913" class="Gastropoda" family="Moitessieriidae" genus="Paladilhiopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paladilhiopsis" order="Littorinimorpha" pageId="0" pageNumber="157" phylum="Mollusca" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="157">Paladilhiopsis</emphasis>
</taxonomicName>
, with numerous, long, and cusps. Rhachis formula:
</paragraph>
<paragraph pageId="0" pageNumber="157">(5)4-1-4(5)1-1 or 4-1-41-1</paragraph>
<paragraph pageId="0" pageNumber="157">
Basal cusps widely triangular and massive, median cusp at the cutting edge 2
<normalizedToken originalValue="×">x</normalizedToken>
longer than the adjacent ones, lateral tooth formula: 3 - 1 - 4, the largest cusp prominent, nearly 2
<normalizedToken originalValue="×">x</normalizedToken>
longer than the adjacent ones, on the inner marginal tooth ca. 18 large cusps similar to the ones on the rhachis, ca. 20 smaller and more slender cusps on the outer marginal tooth.
</paragraph>
<paragraph pageId="0" pageNumber="157">
<emphasis bold="true" pageId="0" pageNumber="157">
<emphasis italics="true" pageId="0" pageNumber="157">Soft parts morphology and anatomy</emphasis>
.
</emphasis>
Body white, with no pigment, with no eyes. Female reproductive organs (Fig.
<figureCitation captionStart="Figure 8" captionStartId="F8" captionText="Figure 8. Renal and pallial section of the female reproductive organs of Paladilhiopsis stellatus X. Abbreviations: bc - bursa copulatrix, cbc - duct of bursa, ga - albuminoid gland, gn - nidamental gland, gp - gonoporus, ov - oviduct, ovl - loop of (renal) oviduct, rs - seminal receptacle (in the position of Radoman's (1983) rs 1 - distal seminal receptacle). Scale bar: 500 μm." figureDoi="10.3897/zookeys.1046.64489.figure8" httpUri="https://binary.pensoft.net/fig/557992" pageId="0" pageNumber="157">8</figureCitation>
) typical of the genus
<taxonomicName authorityName="Pavlovic" authorityYear="1913" class="Gastropoda" family="Moitessieriidae" genus="Paladilhiopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paladilhiopsis" order="Littorinimorpha" pageId="0" pageNumber="157" phylum="Mollusca" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="157">Paladilhiopsis</emphasis>
</taxonomicName>
(
<bibRefCitation DOI="https://doi.org/10.11646/zootaxa.4486.3.5" author="Hofman, S" journalOrPublisher="Zootaxa" pageId="0" pageNumber="157" pagination="311 - 339" refId="B33" refString="Hofman, S, Rysiewska, A, Osikowski, A, Grego, J, Sket, B, Prevorcnik, S, Zagmajster, M, Falniowski, A, 2018. Phylogenetic relationships of the Balkan Moitessieriidae (Caenogastropoda: Truncatelloidea). Zootaxa 4486: 311 - 339, DOI: https://doi.org/10.11646/zootaxa.4486.3.5" title="Phylogenetic relationships of the Balkan Moitessieriidae (Caenogastropoda: Truncatelloidea)." url="https://doi.org/10.11646/zootaxa.4486.3.5" volume="4486" year="2018">Hofman et al. 2018</bibRefCitation>
), with unpigmented, long, and narrow renal oviduct, large bursa copulatrix, although less elongated than in
<taxonomicName lsidName="P. grobbeni" pageId="0" pageNumber="157" rank="species" species="grobbeni">
<emphasis italics="true" pageId="0" pageNumber="157">P. grobbeni</emphasis>
</taxonomicName>
, and with its duct (characteristically for
<taxonomicName authorityName="Pavlovic" authorityYear="1913" class="Gastropoda" family="Moitessieriidae" genus="Paladilhiopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paladilhiopsis" order="Littorinimorpha" pageId="0" pageNumber="157" phylum="Mollusca" rank="genus">
<emphasis italics="true" pageId="0" pageNumber="157">Paladilhiopsis</emphasis>
</taxonomicName>
) lying proximally, single small distal receptaculum seminis (in the position of rs1 after
<bibRefCitation author="Radoman, P" journalOrPublisher="Posebna Izdanja Prirodnicesko muzeja, Beograd" pageId="0" pageNumber="157" pagination="1 - 30" refId="B48" refString="Radoman, P, 1973. New classification of fresh and brackish water Prosobranchia from the Balkans and Asia Minor. Posebna Izdanja Prirodnicesko muzeja, Beograd 32: 1 - 30" title="New classification of fresh and brackish water Prosobranchia from the Balkans and Asia Minor." volume="32" year="1973">Radoman 1973</bibRefCitation>
), with the outlet to the oviduct close to the outlet of the duct of the bursa copulatrix, and shortened accessory gland complex. Long narrow loop of the renal oviduct and small short seminal receptacle are characteristic of the species. The simple penis (Fig.
<figureCitation captionStart="Figure 9" captionStartId="F9" captionText="Figure 9. Penes of Paladilhiopsis stellatus. Scale bars: 200 μm." figureDoi="10.3897/zookeys.1046.64489.figure9" httpUri="https://binary.pensoft.net/fig/557993" pageId="0" pageNumber="157">9</figureCitation>
) typical of the genus, without any outgrowth, tapering, in the form of an elongated triangle.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="157" type="etymology">
<paragraph pageId="0" pageNumber="157">Derivatio nominis.</paragraph>
<paragraph pageId="0" pageNumber="157">
The specific epithet
<taxonomicName authorityName="Grego &amp; Hofman" authorityYear="2021" class="Gastropoda" family="Moitessieriidae" genus="Paladilhiopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paladilhiopsis stellatus" order="Littorinimorpha" pageId="0" pageNumber="157" phylum="Mollusca" rank="species" species="stellatus">
<emphasis italics="true" pageId="0" pageNumber="157">Paladilhiopsis stellatus</emphasis>
</taxonomicName>
refers to
<emphasis italics="true" pageId="0" pageNumber="157">stella</emphasis>
, the Latin word for star for the name of the type locality, Zvezda Spring,
<emphasis italics="true" pageId="0" pageNumber="157">zvezda</emphasis>
which means star in Croatian.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="157" type="distribution">
<paragraph pageId="0" pageNumber="157">Known distribution.</paragraph>
<paragraph pageId="0" pageNumber="157">
Besides the type locality (locality 2: Spring Zvezda, above left bank of Cetina, Croatia), found also at locality 1: Studena spring, left bank of Cetina River, Slime, Croatia,
<geoCoordinate degrees="43" direction="north" minutes="25" orientation="latitude" precision="1" seconds="45.48" value="43.429302">43°25'45.48&quot;N</geoCoordinate>
,
<geoCoordinate degrees="16" direction="east" minutes="51" orientation="longitude" precision="1" seconds="59.57" value="16.866549">16°51'59.57&quot;E</geoCoordinate>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="157" type="remarks">
<paragraph pageId="0" pageNumber="157">Remarks.</paragraph>
<paragraph pageId="0" pageNumber="157">
Molecularly this mOTU is the sister clade of the mOTU B (
<taxonomicName baseAuthorityName="A. Reischutz &amp; P. L. Reischutz" baseAuthorityYear="2008" class="Gastropoda" family="Moitessieriidae" genus="Paladilhiopsis" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Paladilhiopsis gittenbergeri" order="Littorinimorpha" pageId="0" pageNumber="157" phylum="Mollusca" rank="species" species="gittenbergeri">
<emphasis italics="true" pageId="0" pageNumber="157">Paladilhiopsis gittenbergeri</emphasis>
</taxonomicName>
), but genetic distance is high, 11.3% for COI 3.5% for H3.
</paragraph>
</subSubSection>
</treatment>
</document>