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<document id="0E37759BFB1B2C5D4C515A460FF1A286" ID-DOI="10.5281/zenodo.190843" ID-GBIF-Dataset="cb229040-f235-462d-b23b-55e3870709a9" ID-ISSN="1175-5326" ID-Zenodo-Dep="190843" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1461120249155" checkinUser="plazi" docAuthor="Sabatino, Antonio Di, Gerecke, Reinhard, Gledhill, Terence &amp; Smit, Harry" docDate="2009" docId="03B687A9737FAB3AFF0EFEECD3AB91AE" docLanguage="en" docName="zt02266p034.pdf" docOrigin="Zootaxa 2266" docStyle="DocumentStyle:890A69B780ED73D6DB8551B71C8AC79E.4:Zootaxa.2009-2012.journal_article" docStyleId="890A69B780ED73D6DB8551B71C8AC79E" docStyleName="Zootaxa.2009-2012.journal_article" docStyleVersion="4" docTitle="Sperchon (Hispidosperchon) vaginosus Thor 1902" docType="treatment" docVersion="9" lastPageNumber="24" masterDocId="FF8FFFD17368AB2DFF99FF93D71D9610" masterDocTitle="On the taxonomy of water mites (Acari: Hydrachnidia) described from the Palaearctic, part 2: Hydryphantoidea and Lebertioidea" masterLastPageNumber="34" masterPageNumber="1" pageNumber="24" updateTime="1698595862684" updateUser="plazi">
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<mods:title id="1502EFB22653EB645E9BA19B070C2180">On the taxonomy of water mites (Acari: Hydrachnidia) described from the Palaearctic, part 2: Hydryphantoidea and Lebertioidea</mods:title>
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<mods:namePart id="024BE5E9F50A11CB1DD8704668185A49">Sabatino, Antonio Di</mods:namePart>
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<mods:namePart id="6ACA2DA0FAF4EF0EE2171C41D0170F93">Gerecke, Reinhard</mods:namePart>
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<mods:namePart id="9CEFE7761D37D0E890EEBCBF752F8A45">Gledhill, Terence</mods:namePart>
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<mods:namePart id="0750CD675F0FE0DAC12BACAE169FD17A">Smit, Harry</mods:namePart>
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<mods:date id="FC7A562C9593E6B988CADAAF528D931E">2009</mods:date>
<mods:detail id="B9A78C84C42411EC4571B2520F99D46B" type="volume">
<mods:number id="D751CC043EBB667EEA8731F094D00244">2266</mods:number>
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<mods:identifier id="30584D015C653BE2FD269CB262BF5E87" type="DOI">10.5281/zenodo.190843</mods:identifier>
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<mods:identifier id="9BEFD19BF3E19685E6AB298DEADF94BC" type="ISSN">1175-5326</mods:identifier>
<mods:identifier id="0F14B83B4EABD822B9D84741B2063A7A" type="Zenodo-Dep">190843</mods:identifier>
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<treatment id="03B687A9737FAB3AFF0EFEECD3AB91AE" ID-DOI="http://doi.org/10.5281/zenodo.6217590" ID-GBIF-Taxon="119625392" ID-Zenodo-Dep="6217590" LSID="urn:lsid:plazi:treatment:03B687A9737FAB3AFF0EFEECD3AB91AE" httpUri="http://treatment.plazi.org/id/03B687A9737FAB3AFF0EFEECD3AB91AE" lastPageNumber="24" pageId="23" pageNumber="24">
<subSubSection id="C3056534737FAB3AFF0EFEECD5AA97F4" pageId="23" pageNumber="24" type="nomenclature">
<paragraph id="8BA036BF737FAB3AFF0EFEECD5E29789" blockId="23.[151,767,383,409]" box="[151,767,383,409]" pageId="23" pageNumber="24">
<heading id="D0E881D3737FAB3AFF0EFEECD5E29789" bold="true" box="[151,767,383,409]" fontSize="11" level="1" pageId="23" pageNumber="24" reason="1">
<taxonomicName id="4C1F4D3C737FAB3AFF0EFEECD5E29789" authority="Thor, 1902" authorityName="Thor" authorityYear="1902" box="[151,767,383,409]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus" subGenus="Hispidosperchon">
<emphasis id="B96BEAAD737FAB3AFF0EFEECD5E29789" bold="true" box="[151,767,383,409]" pageId="23" pageNumber="24">
<emphasis id="B96BEAAD737FAB3AFF0EFEECD56E9789" bold="true" box="[151,627,383,409]" italics="true" pageId="23" pageNumber="24">Sperchon (Hispidosperchon) vaginosus</emphasis>
<bibRefCitation id="EF8E4B4E737FAB3AFDE0FEECD5E29789" author="Thor" box="[633,767,383,409]" pageId="23" pageNumber="33" refString="Thor, S. (1902) Zwei neue Sperchon- Arten und eine neue Aturus - Art aus der Schweiz. (Vorlaufige Mitteilung). Zoologischer Anzeiger 26, 151 - 159." type="journal article" year="1902">Thor, 1902</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
<paragraph id="8BA036BF737FAB3AFF0EFE5ED5AA97F4" blockId="23.[151,1211,461,516]" box="[151,695,461,484]" pageId="23" pageNumber="24">
<taxonomicName id="4C1F4D3C737FAB3AFF0EFE5ED53A97F4" authority="Koenike, 1895" authorityName="Koenike" authorityYear="1895" box="[151,551,461,484]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFF0EFE5ED69E97F4" box="[151,387,461,484]" italics="true" pageId="23" pageNumber="24">Sperchon denticulatus</emphasis>
Koenike, 1895
</taxonomicName>
<emphasis id="B96BEAAD737FAB3AFDB7FE5ED5AA97F4" box="[558,695,461,484]" italics="true" pageId="23" pageNumber="24">auct., partim</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="C3056534737FAB3AFF0EFE7ED3A69414" box="[151,1211,493,516]" pageId="23" pageNumber="24" type="reference_group">
<paragraph id="8BA036BF737FAB3AFF0EFE7ED3A69414" blockId="23.[151,1211,461,516]" box="[151,1211,493,516]" pageId="23" pageNumber="24">
<taxonomicName id="4C1F4D3C737FAB3AFF0EFE7ED5C19414" authority="Halbert, 1944" authorityName="Halbert" authorityYear="1944" box="[151,732,493,516]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="hibernicus" subGenus="Hispidosperchon">
<emphasis id="B96BEAAD737FAB3AFF0EFE7ED5229414" box="[151,575,493,516]" italics="true" pageId="23" pageNumber="24">Sperchon (Hispidosperchon) hibernicus</emphasis>
<bibRefCitation id="EF8E4B4E737FAB3AFDDCFE7ED5C19414" author="Halbert" box="[581,732,493,516]" pageId="23" pageNumber="32" refString="Halbert, J. N. (1944) List of Irish fresh-water mites (Hydracarina). Proceedings Royal Irish Academy, 50, B (4), 39 - 104." type="journal article" year="1944">Halbert, 1944</bibRefCitation>
</taxonomicName>
:
<bibRefCitation id="EF8E4B4E737FAB3AFD7FFE7ED4699414" author="Bader" box="[742,884,493,516]" pageId="23" pageNumber="31" refString="Bader, C. (1957) Die Sperchoniden der denticulatus - Gruppe. Abhandlungen Herausgegeben vom Naturwissenschaftlichen Verein zu Bremen, 35 (1), 31 - 48." type="journal article" year="1957">Bader (1957)</bibRefCitation>
err. non.
<taxonomicName id="4C1F4D3C737FAB3AFC40FE7ED3A69414" authority="Halbert" authorityName="Halbert" box="[985,1211,493,516]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="hibernicus">
<emphasis id="B96BEAAD737FAB3AFC40FE7ED3789414" box="[985,1125,493,516]" italics="true" pageId="23" pageNumber="24">S. hibernicus</emphasis>
Halbert
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="C3056534737FAB3AFF0EFDA0D3A095BA" pageId="23" pageNumber="24" type="materials_examined">
<paragraph id="8BA036BF737FAB3AFF0EFDA0D3A095BA" blockId="23.[151,1437,563,1982]" pageId="23" pageNumber="24">
<emphasis id="B96BEAAD737FAB3AFF0EFDA0D688945D" bold="true" box="[151,405,563,589]" pageId="23" pageNumber="24">Material examined:</emphasis>
<collectingCountry id="F308762F737FAB3AFE04FDA7D52F945E" box="[413,562,564,590]" name="Switzerland" pageId="23" pageNumber="24">Switzerland</collectingCountry>
: Bach Luppinen
<quantity id="4CE79B5A737FAB3AFC98FDA7D458945E" box="[769,837,564,590]" metricMagnitude="4" metricUnit="m" metricValue="4.0" pageId="23" pageNumber="24" unit="km" value="40.0">40km</quantity>
E. Zurich
<specimenCount id="9D19FD36737FAB3AFC50FDA7D308945E" box="[969,1045,564,590]" pageId="23" pageNumber="24" type="generic">
<quantity id="4CE79B5A737FAB3AFC50FDA7D30F945E" box="[969,1042,564,590]" metricMagnitude="2" metricUnit="m" metricValue="5.3" pageId="23" pageNumber="24" unit="m" value="530.0">530m</quantity>
.
</specimenCount>
<date id="FFA1107F737FAB3AFB87FDA7D38A945E" box="[1054,1175,564,590]" pageId="23" pageNumber="24" value="1991-09-17">17.9.1991</date>
leg. Wieland (1/0/0);
<collectingCountry id="F308762F737FAB3AFF0EFDC9D7D39464" box="[151,206,602,628]" name="Italy" pageId="23" pageNumber="24">Italy</collectingCountry>
, Sicily: I 211A CT Quellen b. S. Domenico (Adrano),
<date id="FFA1107F737FAB3AFCC0FDC9D4C39464" box="[857,990,602,628]" pageId="23" pageNumber="24" value="1985-10-26">26.10.1985</date>
(1/0/0); I 218 SR F. Anapo/M. Lauro
<date id="FFA1107F737FAB3AFF0EFD12D606948B" box="[151,283,641,667]" pageId="23" pageNumber="24" value="1985-10-30">30.10.1985</date>
(1/0/0); I 250 SR,
<date id="FFA1107F737FAB3AFE6CFD12D565948B" box="[501,632,641,667]" pageId="23" pageNumber="24" value="1985-11-22">22.11.1985</date>
(1/0/0);
<collectingCountry id="F308762F737FAB3AFD44FD12D4BE948B" box="[733,931,641,667]" name="Netherlands" pageId="23" pageNumber="24">The Netherlands</collectingCountry>
: Hazelbeek, Prov. Overijssel,
<date id="FFA1107F737FAB3AFB66FD12D268948B" box="[1279,1397,641,667]" pageId="23" pageNumber="24" value="1995-04-10">4.10.1995</date>
(1/ 0/0) (T. G. prep. 1408);
<collectingCountry id="F308762F737FAB3AFE33FD3BD50D94D2" box="[426,528,680,706]" name="United Kingdom" pageId="23" pageNumber="24">England</collectingCountry>
: Gussage Bourne, Gussage All Saints, Dorset, SU007100, 12.1974 (1/0/0) (T. G. prep. 1084); stream, Whitbarrow Scar, Cumbria, SD433876,
<date id="FFA1107F737FAB3AFC06FD5DD30A94F8" box="[927,1047,718,744]" pageId="23" pageNumber="24" value="1958-09-24">24.9.1958</date>
(1/0/0) (T. G. prep. 1216); Bere Stream, Bere Heath, Bere Regis, Dorset,
<date id="FFA1107F737FAB3AFDEFFD66D5F6951F" box="[630,747,757,783]" pageId="23" pageNumber="24" value="1977-08-15">15.8.1977</date>
&amp;
<date id="FFA1107F737FAB3AFC89FD66D489951F" box="[784,916,757,783]" pageId="23" pageNumber="24" value="1977-10-10">10.10.1977</date>
resp. (2/0/0) (T. G. preps 1232, 1233); River Frome, Cattistock, Dorset,
<date id="FFA1107F737FAB3AFE4DFC8FD5579526" box="[468,586,796,822]" pageId="23" pageNumber="24" value="1978-07-24">24.7.1978</date>
(1/0/0) (T. G. prep. 1283); River Frome, Chantmarle, Frome St. Quintin, Frampton, Dorset, ST591022,
<date id="FFA1107F737FAB3AFD88FCD1D586954C" box="[529,667,834,860]" pageId="23" pageNumber="24" value="1979-10-15">15.10.1979</date>
(1/0/0) (T. G. prep. 1308); River Avon (Bristol), Cow Bridge, ST943862,
<date id="FFA1107F737FAB3AFEB8FCFAD6B89593" box="[289,421,873,899]" pageId="23" pageNumber="24" value="1978-10-18">18.10.1978</date>
(1/0/0) (T. G. prep.1339); River Frome, Cattistock, Dorset, (1/0/0) (T. G. prep. 1347);
<collectingCountry id="F308762F737FAB3AFF0EFC03D61F95BA" box="[151,258,912,938]" name="United Kingdom" pageId="23" pageNumber="24">Scotland</collectingCountry>
: River Dee, Aboyne, Grampian, NO557980,
<date id="FFA1107F737FAB3AFC8AFC03D49595BA" box="[787,904,912,938]" pageId="23" pageNumber="24" value="1978-06-10">6.10.1978</date>
(1/0/0) (T. G. prep. 1298).
</paragraph>
</subSubSection>
<subSubSection id="C3056534737FAB3AFF5FFC25D3AB91AE" pageId="23" pageNumber="24" type="discussion">
<paragraph id="8BA036BF737FAB3AFF5FFC25D3AB91AE" blockId="23.[151,1437,563,1982]" pageId="23" pageNumber="24">
<emphasis id="B96BEAAD737FAB3AFF5FFC25D64995C0" bold="true" box="[198,340,950,976]" pageId="23" pageNumber="24">Discussion:</emphasis>
It is apparent from examination of the listings under
<taxonomicName id="4C1F4D3C737FAB3AFC53FC24D3D395C0" box="[970,1230,951,976]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFC53FC24D3D395C0" box="[970,1230,951,976]" italics="true" pageId="23" pageNumber="24">Sperchon denticulatus</emphasis>
</taxonomicName>
in the catalogues of Karl
<bibRefCitation id="EF8E4B4E737FAB3AFF6AFC4ED69995E7" author="Viets" box="[243,388,989,1015]" pageId="23" pageNumber="33" refString="Viets, K. (1956) Die Milben des Sußwassers und des Meeres. Hydrachnellae et Halacaridae (Acari). II. und III. Teil: Katalog und Nomenklator. G. Fischer, Jena, 870 pp." type="book" year="1956">Viets (1956)</bibRefCitation>
and Kurt
<bibRefCitation id="EF8E4B4E737FAB3AFE62FC4ED5AF95E7" author="Viets" box="[507,690,989,1015]" pageId="23" pageNumber="34" refString="Viets, K. O. (1987) Die Milben des Sußwassers (Hydrachnellae und Halacaridae [part.], Acari). II: Katalog. Sonderbande des Naturwissenschaftlichen Vereins in Hamburg, 8, 1 - 1012." type="journal article" year="1987">O. Viets (1987)</bibRefCitation>
and also in several publications by other authors, that there has been confusion between
<taxonomicName id="4C1F4D3C737FAB3AFE49FB97D5E0920E" authority="Koenike" authorityName="Koenike" box="[464,765,1028,1054]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFE49FB97D596920D" box="[464,651,1028,1053]" italics="true" pageId="23" pageNumber="24">S. denticulatus</emphasis>
Koenike
</taxonomicName>
and
<taxonomicName id="4C1F4D3C737FAB3AFCA5FB97D372920E" authority="Thor. Even" authorityName="Thor. Even" box="[828,1135,1028,1054]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus">
<emphasis id="B96BEAAD737FAB3AFCA5FB97D4C7920D" box="[828,986,1028,1053]" italics="true" pageId="23" pageNumber="24">S. vaginosus</emphasis>
Thor. Even
</taxonomicName>
the other species in the ‘
<taxonomicName id="4C1F4D3C737FAB3AFF3BFBB9D6209253" box="[162,317,1066,1091]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFF3BFBB9D6209253" box="[162,317,1066,1091]" italics="true" pageId="23" pageNumber="24">denticulatus</emphasis>
</taxonomicName>
-group’,
<taxonomicName id="4C1F4D3C737FAB3AFE35FBB9D5BF9254" authority="Walter" authorityName="Walter" box="[428,674,1066,1092]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="violaceus">
<emphasis id="B96BEAAD737FAB3AFE35FBB9D55B9253" box="[428,582,1066,1091]" italics="true" pageId="23" pageNumber="24">S. violaceus</emphasis>
Walter
</taxonomicName>
,
<taxonomicName id="4C1F4D3C737FAB3AFD28FBB9D4DD9254" authority="Halbert" authorityName="Halbert" box="[689,960,1066,1092]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="hibernicus">
<emphasis id="B96BEAAD737FAB3AFD28FBB9D44A9253" box="[689,855,1066,1091]" italics="true" pageId="23" pageNumber="24">S. hibernicus</emphasis>
Halbert
</taxonomicName>
and
<taxonomicName id="4C1F4D3C737FAB3AFC66FBB9D20E9254" authority="Bader" authorityName="Bader" box="[1023,1299,1066,1092]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="monstruosus">
<emphasis id="B96BEAAD737FAB3AFC66FBB9D3A29253" box="[1023,1215,1066,1091]" italics="true" pageId="23" pageNumber="24">S. monstruosus</emphasis>
Bader
</taxonomicName>
(syn. to
<taxonomicName id="4C1F4D3C737FAB3AFA1CFBB9D60E927A" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="hibernicus">
<emphasis id="B96BEAAD737FAB3AFA1CFBB9D60E927A" italics="true" pageId="23" pageNumber="24">S. hibernicus</emphasis>
</taxonomicName>
) have been severally misidentified. For example,
<bibRefCitation id="EF8E4B4E737FAB3AFCC0FBC2D4EA927B" author="Bader" box="[857,1015,1105,1131]" pageId="23" pageNumber="31" refString="Bader, C. (1957) Die Sperchoniden der denticulatus - Gruppe. Abhandlungen Herausgegeben vom Naturwissenschaftlichen Verein zu Bremen, 35 (1), 31 - 48." type="journal article" year="1957">Bader (1957)</bibRefCitation>
, in describing and illustrating males of his new species
<taxonomicName id="4C1F4D3C737FAB3AFE1AFBEBD5239281" box="[387,574,1144,1169]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="monstruosus">
<emphasis id="B96BEAAD737FAB3AFE1AFBEBD5239281" box="[387,574,1144,1169]" italics="true" pageId="23" pageNumber="24">S. monstruosus</emphasis>
</taxonomicName>
(p.35), actually describes and figures males of
<taxonomicName id="4C1F4D3C737FAB3AFB17FBEBD61792A8" authority="Halbert. Similarly" authorityName="Halbert. Similarly" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="hibernicus">
<emphasis id="B96BEAAD737FAB3AFB17FBEBD2329281" box="[1166,1327,1144,1169]" italics="true" pageId="23" pageNumber="24">S. hibernicus</emphasis>
Halbert. Similarly
</taxonomicName>
, his description and figures of males of the latter species (p.39) describe and figure males of
<taxonomicName id="4C1F4D3C737FAB3AFA1CFB0CD6FE92CF" authority="Thor. Schwoerbel" authorityName="Thor. Schwoerbel" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus">
<emphasis id="B96BEAAD737FAB3AFA1CFB0CD61192CE" italics="true" pageId="23" pageNumber="24">S. vaginosus</emphasis>
Thor.
<bibRefCitation id="EF8E4B4E737FAB3AFEC0FB56D6FE92CF" author="Schwoerbel" box="[345,483,1221,1247]" pageId="23" pageNumber="33" refString="Schwoerbel, J. (1959) Okologische und tiergeographische Untersuchungen uber die Milben (Acari, Hydrachnellae) der Quellen und Bache des sudlichen Schwarzwaldes und seiner Randgebiete. Archiv fur Hydrobiologie Supplement 24, 385 - 546." type="book chapter" year="1959" yearSuffix="p">Schwoerbel</bibRefCitation>
</taxonomicName>
(1959, p.526) was also aware of Bader's first misidentification when he placed
<taxonomicName id="4C1F4D3C737FAB3AFA1FFB56D6619316" authority="Bader" authorityName="Bader" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="monstruosus">
<emphasis id="B96BEAAD737FAB3AFA1FFB56D6339315" italics="true" pageId="23" pageNumber="24">S. monstruosus</emphasis>
Bader
</taxonomicName>
into synonymy under
<taxonomicName id="4C1F4D3C737FAB3AFD15FB7FD3319316" authority="Halbert. Thor (1902)" authorityName="Halbert. Thor" authorityYear="1902" box="[652,1068,1260,1286]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="hibernicus">
<emphasis id="B96BEAAD737FAB3AFD15FB7FD4359315" box="[652,808,1260,1285]" italics="true" pageId="23" pageNumber="24">S. hibernicus</emphasis>
Halbert.
<bibRefCitation id="EF8E4B4E737FAB3AFC03FB7FD3319316" author="Thor" box="[922,1068,1260,1286]" pageId="23" pageNumber="33" refString="Thor, S. (1902) Zwei neue Sperchon- Arten und eine neue Aturus - Art aus der Schweiz. (Vorlaufige Mitteilung). Zoologischer Anzeiger 26, 151 - 159." type="journal article" year="1902">Thor (1902)</bibRefCitation>
</taxonomicName>
described
<taxonomicName id="4C1F4D3C737FAB3AFB37FB7FD2599315" box="[1198,1348,1260,1285]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus">
<emphasis id="B96BEAAD737FAB3AFB37FB7FD2599315" box="[1198,1348,1260,1285]" italics="true" pageId="23" pageNumber="24">S. vaginosus</emphasis>
</taxonomicName>
from a single male from
<collectingCountry id="F308762F737FAB3AFEF0FA81D6E7933C" box="[361,506,1298,1324]" name="Switzerland" pageId="23" pageNumber="24">Switzerland</collectingCountry>
, a species subsequently considered by many authors to be conspecific with
<taxonomicName id="4C1F4D3C737FAB3AFA1FFA80D6329342" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFA1FFA80D6329342" italics="true" pageId="23" pageNumber="24">S. denticulatus</emphasis>
</taxonomicName>
. Males of
<taxonomicName id="4C1F4D3C737FAB3AFE2FFAAAD5739342" box="[438,622,1337,1362]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFE2FFAAAD5739342" box="[438,622,1337,1362]" italics="true" pageId="23" pageNumber="24">S. denticulatus</emphasis>
</taxonomicName>
possess a large (L 156-252, W 210-300) semicircular (anteriorly rounded, posteriorly more-or-less straight) ventral plate between the genital region and the posterior margin of the idiosoma. This plate may or may not include the excretory pore within its posterior boundary.
<bibRefCitation id="EF8E4B4E737FAB3AFA97FA15D28193B0" author="Thor" box="[1294,1436,1414,1440]" pageId="23" pageNumber="33" refString="Thor, S. (1902) Zwei neue Sperchon- Arten und eine neue Aturus - Art aus der Schweiz. (Vorlaufige Mitteilung). Zoologischer Anzeiger 26, 151 - 159." type="journal article" year="1902">Thor (1902)</bibRefCitation>
did not mention such a plate, a plate of such dimensions that he could surely not have missed as his description is quite detailed. None of the material examined has a ‘
<taxonomicName id="4C1F4D3C737FAB3AFC52FA47D34293FD" box="[971,1119,1492,1517]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFC52FA47D34293FD" box="[971,1119,1492,1517]" italics="true" pageId="23" pageNumber="24">denticulatus</emphasis>
</taxonomicName>
-like’ ventral plate and all agree well with Thor’s description of
<taxonomicName id="4C1F4D3C737FAB3AFDF4FA68D41A9004" box="[621,775,1531,1556]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus">
<emphasis id="B96BEAAD737FAB3AFDF4FA68D41A9004" box="[621,775,1531,1556]" italics="true" pageId="23" pageNumber="24">S. vaginosus</emphasis>
</taxonomicName>
. However, a small round to oval (L 48-66; W 24-36) ventral platelet with its longest axis lying longitudinally, was present in all the specimens examined. Such a platelet could easily have been unobserved by Thor. Ventral plates intermediate in size between those of
<taxonomicName id="4C1F4D3C737FAB3AFA1FF9DBD63A9098" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFA1FF9DBD63A9098" italics="true" pageId="23" pageNumber="24">S. denticulatus</emphasis>
</taxonomicName>
and
<taxonomicName id="4C1F4D3C737FAB3AFEF8F9FCD6F19098" box="[353,492,1647,1672]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus">
<emphasis id="B96BEAAD737FAB3AFEF8F9FCD6F19098" box="[353,492,1647,1672]" italics="true" pageId="23" pageNumber="24">S vaginosus</emphasis>
</taxonomicName>
have not been found and to the best of our knowledge, have not been recorded. The palps of both species are stout and have similar setation and both have a P-4 proximal constriction height to P-4 dorsal length ratio of 0.20-0.22. However the ventral pegs of P-4 of
<taxonomicName id="4C1F4D3C737FAB3AFBA0F92FD3D690C5" box="[1081,1227,1724,1749]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus">
<emphasis id="B96BEAAD737FAB3AFBA0F92FD3D690C5" box="[1081,1227,1724,1749]" italics="true" pageId="23" pageNumber="24">S vaginosus</emphasis>
</taxonomicName>
are more widely separated than those of
<taxonomicName id="4C1F4D3C737FAB3AFE5DF970D56390EC" box="[452,638,1763,1788]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFE5DF970D56390EC" box="[452,638,1763,1788]" italics="true" pageId="23" pageNumber="24">S. denticulatus</emphasis>
</taxonomicName>
which has the bases of the ventral pegs more-or-less touching. Additionally the shape of the tip of the rod-like anterior ramus of the ejaculatory complex is different in the two species. In
<taxonomicName id="4C1F4D3C737FAB3AFED6F8A3D6FF9159" box="[335,482,1840,1865]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus">
<emphasis id="B96BEAAD737FAB3AFED6F8A3D6FF9159" box="[335,482,1840,1865]" italics="true" pageId="23" pageNumber="24">S. vaginosus</emphasis>
</taxonomicName>
the tip has a U-shaped cleft between the two pairs of angular projections, that of
<taxonomicName id="4C1F4D3C737FAB3AFF0EF8C4D6569160" box="[151,331,1879,1904]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="denticulatus">
<emphasis id="B96BEAAD737FAB3AFF0EF8C4D6569160" box="[151,331,1879,1904]" italics="true" pageId="23" pageNumber="24">S. denticulatus</emphasis>
</taxonomicName>
is shallowly indented with laterally rounded, posteriorly slightly pointed extensions. As a consequence of these apparently stable character differences between the two taxa,
<taxonomicName id="4C1F4D3C737FAB3AFBE9F8EED2819187" authority="Thor" authorityName="Thor" box="[1136,1436,1917,1943]" class="Arachnida" family="Sperchonidae" genus="Sperchon" kingdom="Animalia" order="Trombidiformes" pageId="23" pageNumber="24" phylum="Arthropoda" rank="species" species="vaginosus">
<emphasis id="B96BEAAD737FAB3AFBE9F8EED2469186" box="[1136,1371,1917,1942]" italics="true" pageId="23" pageNumber="24">Sperchon vaginosus</emphasis>
Thor
</taxonomicName>
is re-established as a distinct species. Females of both species currently remain enigmatic.
</paragraph>
</subSubSection>
</treatment>
</document>
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