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<document ID-DOI="http://doi.org/10.5281/zenodo.5689395" ID-GBIF-Dataset="6ea2d9a4-cff3-42df-ad0c-cfbc6f9034ed" ID-GBIF-Taxon="119377342" ID-ISSN="1175-5326" ID-Zenodo-Dep="5689395" checkinTime="1459966256126" checkinUser="plazi" docAuthor="Pola, Marta, Rudman, William B. &amp; Gosliner, Terrence M." docDate="2009" docId="03F98793FF9B723F2BCFFE5FA1F4FB5B" docLanguage="en" docName="zt01975p057.pdf" docOrigin="Zootaxa 1975" docStyle="DocumentStylede.uka.ipd.idaho.easyIO.settings.Settings@2814bb39" docStyleName="zootaxa.2007.monograph" docTitle="Bornella excepta Bergh 1884" docType="treatment" docVersion="8" lastPageNumber="16" masterDocId="FFC0FFEBFF9472302B58FFD8A00AFFA7" masterDocTitle="Systematics and preliminary phylogeny of Bornellidae (Mollusca: Nudibranchia: Dendronotina) based on morphological characters with description of four new species" masterLastPageNumber="57" masterPageNumber="1" pageId="15" pageNumber="16" updateTime="1636786038398" updateUser="ExternalLinkService">
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<mods:titleInfo>
<mods:title>Systematics and preliminary phylogeny of Bornellidae (Mollusca: Nudibranchia: Dendronotina) based on morphological characters with description of four new species</mods:title>
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<mods:name type="personal">
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Pola, Marta</mods:namePart>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Rudman, William B.</mods:namePart>
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<mods:roleTerm>Author</mods:roleTerm>
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<mods:namePart>Gosliner, Terrence M.</mods:namePart>
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<mods:title>Zootaxa</mods:title>
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<mods:date>2009</mods:date>
<mods:detail type="volume">
<mods:number>1975</mods:number>
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<mods:start>1</mods:start>
<mods:end>57</mods:end>
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<mods:identifier type="DOI">10.5281/zenodo.185130</mods:identifier>
<mods:identifier type="GBIF-Dataset">6ea2d9a4-cff3-42df-ad0c-cfbc6f9034ed</mods:identifier>
<mods:identifier type="ISSN">1175-5326</mods:identifier>
<mods:identifier type="Zenodo-Dep">185130</mods:identifier>
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<treatment ID-DOI="http://doi.org/10.5281/zenodo.5689395" ID-GBIF-Taxon="119377342" ID-Zenodo-Dep="5689395" LSID="urn:lsid:plazi:treatment:03F98793FF9B723F2BCFFE5FA1F4FB5B" httpUri="http://treatment.plazi.org/id/03F98793FF9B723F2BCFFE5FA1F4FB5B" lastPageNumber="16" pageId="15" pageNumber="16">
<subSubSection box="[151,511,391,417]" pageId="15" pageNumber="16" type="nomenclature">
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<heading bold="true" box="[151,511,391,417]" fontSize="11" level="1" pageId="15" pageNumber="16" reason="1">
<taxonomicName authority="Bergh, 1884" authorityName="Bergh" authorityYear="1884" box="[151,511,391,417]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis bold="true" box="[151,511,391,417]" pageId="15" pageNumber="16">
<emphasis bold="true" box="[151,354,391,417]" italics="true" pageId="15" pageNumber="16">Bornella excepta</emphasis>
<bibRefCitation author="Bergh" box="[362,511,391,417]" pageId="15" pageNumber="54" refString="Bergh, L. S. R. (1884) Report on the Nudibranchiata dredged by H. M. S. Challenger during the years 1873 - 1876. Challenger Reports, Zoology, 10, 1 - 154, pls. 1 - 14." type="journal article" year="1884">
Bergh,
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</emphasis>
</taxonomicName>
</heading>
</paragraph>
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<subSubSection pageId="15" pageNumber="16" type="reference_group">
<paragraph blockId="15.[151,1435,466,521]" pageId="15" pageNumber="16">
<treatmentCitationGroup pageId="15" pageNumber="16">
<taxonomicName authority="Bergh, 1884: 34" authorityName="Bergh" authorityPageNumber="34" authorityYear="1884" box="[151,516,466,489]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[151,334,466,489]" italics="true" pageId="15" pageNumber="16">Bornella excepta</emphasis>
<treatmentCitation author="Bergh" box="[341,516,466,489]" page="34" pageId="15" pageNumber="16" year="1884">
<bibRefCitation author="Bergh" box="[341,477,466,489]" pageId="15" pageNumber="54" refString="Bergh, L. S. R. (1884) Report on the Nudibranchiata dredged by H. M. S. Challenger during the years 1873 - 1876. Challenger Reports, Zoology, 10, 1 - 154, pls. 1 - 14." type="journal article" year="1884">
Bergh,
<number box="[420,477,466,489]" pageId="15" pageNumber="16" value="1884.0">1884</number>
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:
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</taxonomicName>
43, Pl. VII, figs
<number box="[706,778,466,489]" pageId="15" pageNumber="16" value="17.5" valueMax="22.0" valueMin="13.0">1322</number>
., Pl. VIII, figs
<number box="[939,994,466,489]" pageId="15" pageNumber="16" value="7.0" valueMax="13.0" valueMin="1.0">113</number>
;
<treatmentCitation author="Bergh" box="[1007,1196,466,489]" page="202" pageId="15" pageNumber="16" year="1902">
<bibRefCitation author="Bergh" box="[1007,1143,466,489]" pageId="15" pageNumber="54" refString="Bergh, L. S. R. (1902) The Danish Expedition to Siam 1899 - 1900. 1. Gasteropoda Opisthobranchiata. Det Kongelige Danske Videnskabernes Selskabs Skrifter. 6 Raekke. Naturvidenskabelig og Matematisk Afdeling, 12, 153 - 218." type="journal article" year="1902">
Bergh,
<number box="[1086,1143,466,489]" pageId="15" pageNumber="16" value="1902.0">1902</number>
</bibRefCitation>
:
<number box="[1155,1196,466,489]" pageId="15" pageNumber="16" value="203.0" valueMax="204.0" valueMin="202.0">202</number>
</treatmentCitation>
204, Pl. III, figs
<number box="[1388,1431,466,489]" pageId="15" pageNumber="16" value="4.5" valueMax="5.0" valueMin="4.0">45</number>
;
<treatmentCitation author="Bergh" box="[199,386,498,521]" page="220" pageId="15" pageNumber="16" year="1905">
<bibRefCitation author="Bergh" box="[199,334,498,521]" pageId="15" pageNumber="54" refString="Bergh, L. S. R. (1905) Die Opisthobranchiata. Siboga Expeditie Report, 50, 248 pp., pls 1 - 20." type="book chapter" year="1905">
Bergh,
<number box="[277,334,498,521]" pageId="15" pageNumber="16" value="1905.0">1905</number>
</bibRefCitation>
:
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221, Pl. XIX, figs
<number box="[594,664,498,521]" pageId="15" pageNumber="16" value="26.0" valueMax="27.0" valueMin="25.0">2527</number>
.
</treatmentCitationGroup>
</paragraph>
</subSubSection>
<subSubSection box="[151,1242,570,596]" pageId="15" pageNumber="16" type="materials_examined">
<paragraph blockId="15.[151,1437,570,1276]" box="[151,1242,570,596]" pageId="15" pageNumber="16">
<emphasis bold="true" box="[151,397,570,596]" pageId="15" pageNumber="16">Material examined:</emphasis>
No specimens have been recognized as this species since
<bibRefCitation author="Bergh" box="[1078,1238,570,596]" pageId="15" pageNumber="54" refString="Bergh, L. S. R. (1905) Die Opisthobranchiata. Siboga Expeditie Report, 50, 248 pp., pls 1 - 20." type="book chapter" year="1905">
Bergh (
<number box="[1166,1230,570,596]" pageId="15" pageNumber="16" value="1905.0">1905</number>
)
</bibRefCitation>
.
</paragraph>
</subSubSection>
<subSubSection pageId="15" pageNumber="16" type="discussion">
<paragraph blockId="15.[151,1437,570,1276]" pageId="15" pageNumber="16">
<emphasis bold="true" box="[197,321,610,636]" pageId="15" pageNumber="16">Remarks:</emphasis>
<bibRefCitation author="Bergh" box="[332,491,610,636]" pageId="15" pageNumber="54" refString="Bergh, L. S. R. (1884) Report on the Nudibranchiata dredged by H. M. S. Challenger during the years 1873 - 1876. Challenger Reports, Zoology, 10, 1 - 154, pls. 1 - 14." type="journal article" year="1884">
Bergh (
<number box="[422,483,610,636]" pageId="15" pageNumber="16" value="1884.0">1884</number>
)
</bibRefCitation>
described
<taxonomicName box="[625,828,610,635]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[625,828,610,635]" italics="true" pageId="15" pageNumber="16">Bornella excepta</emphasis>
</taxonomicName>
from a
<quantity box="[929,1014,610,636]" metricMagnitude="-2" metricUnit="m" metricValue="6.0" pageId="15" pageNumber="16" unit="mm" value="60.0">60 mm</quantity>
preserved specimen, from Arafura Sea, in the Pacific Ocean. The color of the animal alive is unknown and no
<typeStatus box="[1057,1107,650,676]" pageId="15" pageNumber="16">type</typeStatus>
specimen exists. Nevertheless, the author gave a fully detailed description of the external morphology and the internal anatomy. With such a good description, the species should be easily recognizable within the genus.
<bibRefCitation author="Eliot" box="[1159,1303,730,756]" pageId="15" pageNumber="54" refString="Eliot, C. (1904) On some nudibranchs from east Africa and Zanzibar. Part V. Proceedings of the Zoological Society of London, 2, 83 - 105, pls. 3 - 4." type="journal article" year="1904">
Eliot (
<number box="[1234,1295,730,756]" pageId="15" pageNumber="16" value="1904.0">1904</number>
)
</bibRefCitation>
tentatively identified a specimen of
<taxonomicName box="[444,546,770,795]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="genus">
<emphasis box="[444,546,770,795]" italics="true" pageId="15" pageNumber="16">Bornella</emphasis>
</taxonomicName>
from the east coast of
<collectingCountry box="[820,924,770,796]" name="Tanzania" pageId="15" pageNumber="16">Zanzibar</collectingCountry>
as this species, but there is no way of confirming its identity. There are some similarities between
<taxonomicName box="[812,934,810,835]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[812,934,810,835]" italics="true" pageId="15" pageNumber="16">B. excepta</emphasis>
</taxonomicName>
and
<taxonomicName box="[990,1134,810,835]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="hermanni">
<emphasis box="[990,1134,810,835]" italics="true" pageId="15" pageNumber="16">B. hermanni</emphasis>
</taxonomicName>
, but we consider the similarities to be outweighed by the following differences: the number of lamellae on the rhinophore is about
<quantity metricMagnitude="-1" metricUnit="m" metricValue="5.08" pageId="15" pageNumber="16" unit="in" value="20.0">20 in</quantity>
<taxonomicName box="[183,330,890,915]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="hermanni">
<emphasis box="[183,330,890,915]" italics="true" pageId="15" pageNumber="16">B. hermanni</emphasis>
</taxonomicName>
and between
<number box="[498,527,890,916]" pageId="15" pageNumber="16" value="40.0">40</number>
and
<quantity box="[589,651,890,916]" metricMagnitude="0" metricUnit="m" metricValue="1.27" pageId="15" pageNumber="16" unit="in" value="50.0">50 in</quantity>
<taxonomicName box="[660,785,890,915]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[660,785,890,915]" italics="true" pageId="15" pageNumber="16">B. excepta</emphasis>
</taxonomicName>
;
<taxonomicName box="[802,949,890,915]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="hermanni">
<emphasis box="[802,949,890,915]" italics="true" pageId="15" pageNumber="16">B. hermanni</emphasis>
</taxonomicName>
has three pairs of dorsolateral processes with three gills per dorsolateral process while
<taxonomicName box="[712,837,930,955]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[712,837,930,955]" italics="true" pageId="15" pageNumber="16">B. excepta</emphasis>
</taxonomicName>
has five pairs of dorsolateral processes with four gills: also the anterior digestive glands of
<taxonomicName box="[654,800,970,995]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="hermanni">
<emphasis box="[654,800,970,995]" italics="true" pageId="15" pageNumber="16">B. hermanni</emphasis>
</taxonomicName>
have branches entering the rhinophore sheaths while they do not in
<taxonomicName box="[319,441,1010,1036]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[319,337,1010,1035]" italics="true" pageId="15" pageNumber="16">B</emphasis>
.
<emphasis box="[351,441,1010,1035]" italics="true" pageId="15" pageNumber="16">excepta</emphasis>
</taxonomicName>
and, finally, the number of ovotestis follicles is different, from around four in
<taxonomicName class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="hermanni">
<emphasis box="[1356,1374,1010,1035]" italics="true" pageId="15" pageNumber="16">B</emphasis>
.
<emphasis italics="true" pageId="15" pageNumber="16">hermanni</emphasis>
</taxonomicName>
to nine in
<taxonomicName box="[348,469,1050,1075]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[348,469,1050,1075]" italics="true" pageId="15" pageNumber="16">B. excepta</emphasis>
</taxonomicName>
. The shape of the penis and its associated spines, as illustrated by
<bibRefCitation author="Bergh" pageId="15" pageNumber="54" refString="Bergh, L. S. R. (1884) Report on the Nudibranchiata dredged by H. M. S. Challenger during the years 1873 - 1876. Challenger Reports, Zoology, 10, 1 - 154, pls. 1 - 14." type="journal article" year="1884">
Bergh (
<number box="[1330,1392,1050,1076]" pageId="15" pageNumber="16" value="1884.0">1884</number>
, Pl.
<number box="[151,183,1090,1116]" pageId="15" pageNumber="16" value="17.0">17</number>
, figs
<number box="[249,323,1090,1116]" pageId="15" pageNumber="16" value="20.0" valueMax="22.0" valueMin="18.0">1822</number>
)
</bibRefCitation>
is also very similar. There are also similarities in the shape of the dorsolateral processes and the penial armature to
<taxonomicName box="[416,548,1131,1156]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="dotoides" status="sp. nov.">
<emphasis box="[416,548,1131,1156]" italics="true" pageId="15" pageNumber="16">B. dotoides</emphasis>
</taxonomicName>
<emphasis bold="true" box="[556,649,1130,1156]" pageId="15" pageNumber="16">
<taxonomicNameLabel box="[556,649,1130,1156]" pageId="15" pageNumber="16" rank="species">sp. nov.</taxonomicNameLabel>
</emphasis>
but the dentition on the central radular tooth of
<taxonomicName box="[1216,1339,1131,1156]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[1216,1339,1131,1156]" italics="true" pageId="15" pageNumber="16">B. excepta</emphasis>
</taxonomicName>
appears much coarser. Until new specimens are found which are a closer match to the original description, we have no way of comparing
<taxonomicName box="[375,499,1211,1236]" class="Gastropoda" family="Bornellidae" genus="Bornella" kingdom="Animalia" order="Nudibranchia" pageId="15" pageNumber="16" phylum="Mollusca" rank="species" species="excepta">
<emphasis box="[375,499,1211,1236]" italics="true" pageId="15" pageNumber="16">B. excepta</emphasis>
</taxonomicName>
to any better known species and so must tentatively retain it as a different and valid species within the genus.
</paragraph>
</subSubSection>
</treatment>
</document>