329 lines
29 KiB
XML
329 lines
29 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.701.13261" ID-GBIF-Dataset="a9b15909-ea61-40d7-ba04-325b8af91669" ID-PMC="PMC5674090" ID-Pensoft-Pub="1313-2970-701-1" ID-PubMed="29118596" ID-ZBK="23BDD7CE1C7E4D2092A8ED47267579FD" ModsDocAuthor="" ModsDocDate="2017" ModsDocID="1313-2970-701-1" ModsDocOrigin="ZooKeys 701" ModsDocTitle="Revision of torrent mites (Parasitengona, Torrenticolidae, Torrenticola) of the United States and Canada: 90 descriptions, molecular phylogenetics, and a key to species" checkinTime="1506095869158" checkinUser="pensoft" docAuthor="Fisher, J. Ray, Fisher, Danielle M., Skvarla, Michael J., Nelson, Whitney A. & Dowling, Ashley P. G." docDate="2017" docId="3FA5D85712680D2788437B6402D344D7" docLanguage="en" docName="ZooKeys 701: 1-496" docOrigin="ZooKeys 701" docSource="http://dx.doi.org/10.3897/zookeys.701.13261" docTitle="Torrenticola biscutella Fisher & Dowling, sp. n." docType="treatment" docUuid="F45BF84D-35BF-4498-A610-0EB69342AF30" docUuidSource="ZooBank" docVersion="5" lastPageNumber="1" masterDocId="3D440132FFABFFFC1505FFA0FFDDEA09" masterDocTitle="Revision of torrent mites (Parasitengona, Torrenticolidae, Torrenticola) of the United States and Canada: 90 descriptions, molecular phylogenetics, and a key to species" masterLastPageNumber="496" masterPageNumber="1" pageNumber="1" updateTime="1668164828938" updateUser="ExternalLinkService">
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<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
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<mods:titleInfo>
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<mods:title>Revision of torrent mites (Parasitengona, Torrenticolidae, Torrenticola) of the United States and Canada: 90 descriptions, molecular phylogenetics, and a key to species</mods:title>
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</mods:titleInfo>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Fisher, J. Ray</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Fisher, Danielle M.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Skvarla, Michael J.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Nelson, Whitney A.</mods:namePart>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Dowling, Ashley P. G.</mods:namePart>
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</mods:name>
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<mods:typeOfResource>text</mods:typeOfResource>
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<mods:relatedItem type="host">
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<mods:titleInfo>
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<mods:title>ZooKeys</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2017</mods:date>
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<mods:detail type="volume">
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<mods:number>701</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>1</mods:start>
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<mods:end>496</mods:end>
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</mods:extent>
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</mods:part>
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</mods:relatedItem>
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<mods:location>
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<mods:url>http://dx.doi.org/10.3897/zookeys.701.13261</mods:url>
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</mods:location>
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<mods:classification>journal article</mods:classification>
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<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.701.13261</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-701-1</mods:identifier>
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<mods:identifier type="ZBK">23BDD7CE1C7E4D2092A8ED47267579FD</mods:identifier>
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<mods:identifier type="ZooBank">23BDD7CE1C7E4D2092A8ED47267579FD</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="134839671" LSID="urn:lsid:zoobank.org:act:F45BF84D-35BF-4498-A610-0EB69342AF30" httpUri="http://treatment.plazi.org/id/3FA5D85712680D2788437B6402D344D7" lastPageNumber="1" pageId="0" pageNumber="1">
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<subSubSection pageId="0" pageNumber="1" type="nomenclature">
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName LSID="http://zoobank.org/F45BF84D-35BF-4498-A610-0EB69342AF30" authority="Fisher & Dowling" class="Arachnida" family="Torrenticolidae" genus="Torrenticola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Torrenticola biscutella" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="biscutella">Torrenticola biscutella Fisher & Dowling</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="1">sp. n.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="materials_examined">
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<paragraph pageId="0" pageNumber="1">Material examined.</paragraph>
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<paragraph pageId="0" pageNumber="1">HOLOTYPE (♀): from USA, Arkansas, Montgomery County, South Fork Ouachita River, access off County Road 17 at Forest Road 903, 29 Jul 2011, by IM Smith, IMS110040, DNA 1263.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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PARATYPES (4 ♀; 3 ♂): Arkansas, USA: 1 ♂ (ALLOTYPE) from Montgomery County, Ouachita River (
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="34.581444">34°34'53.20"N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="1" value="-93.88338">93°53'0.16"W</geoCoordinate>
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), 5 Oct 2007, by AJ Radwell, & HW Robison, AJR070300A
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<normalizedToken originalValue="•">*</normalizedToken>
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2 ♂ Montgomery County, Ouachita River (
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<geoCoordinate direction="north" orientation="latitude" precision="1" value="34.581444">34°34'53.20"N</geoCoordinate>
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,
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<geoCoordinate direction="west" orientation="longitude" precision="1" value="-93.88338">93°53'0.16"W</geoCoordinate>
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), 5 Oct 2007, by AJ Radwell, & HW Robison, AJR070300A
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<normalizedToken originalValue="•">*</normalizedToken>
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3 ♀ from Montgomery County, South Fork Ouachita River, access off County Road 17 at Forest Road 903, 29 Jul 2011, by IM Smith, IMS110040
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<normalizedToken originalValue="•">*</normalizedToken>
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Missouri, USA: 1 ♀ from Crawford County, Huzzah Creek, Red Bluff campground, off Road V east of Davisville, 23 Jul 2011, by IM Smith, IMS110029.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="type deposition">
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<paragraph pageId="0" pageNumber="1">Type deposition.</paragraph>
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<paragraph pageId="0" pageNumber="1">Holotype (♀), allotype (♂), and some paratypes (2 ♀; 1 ♂) deposited in the CNC; other paratypes (2 ♀; 1 ♂) deposited in the ACUA.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="diagnosis">
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<paragraph pageId="0" pageNumber="1">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName class="Arachnida" family="Torrenticolidae" genus="Torrenticola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Torrenticola biscutella" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="biscutella">Torrenticola biscutella</taxonomicName>
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are similar to other members of the
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<taxonomicName class="Arachnida" family="Torrenticolidae" genus="Rusetria" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Rusetria" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">Rusetria</taxonomicName>
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"Eastern 2-Plates" group (
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<taxonomicName lsidName="T. caerulea" pageId="0" pageNumber="1" rank="species" species="caerulea">T. caerulea</taxonomicName>
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,
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<taxonomicName lsidName="T. delicatexa" pageId="0" pageNumber="1" rank="species" species="delicatexa">T. delicatexa</taxonomicName>
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,
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<taxonomicName lsidName="T. feminellai" pageId="0" pageNumber="1" rank="species" species="feminellai">T. feminellai</taxonomicName>
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,
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<taxonomicName lsidName="T. indistincta" pageId="0" pageNumber="1" rank="species" species="indistincta">T. indistincta</taxonomicName>
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,
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<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
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,
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<taxonomicName lsidName="T. microbiscutella" pageId="0" pageNumber="1" rank="species" species="microbiscutella">T. microbiscutella</taxonomicName>
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,
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<taxonomicName lsidName="T. pendula" pageId="0" pageNumber="1" rank="species" species="pendula">T. pendula</taxonomicName>
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,
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<taxonomicName lsidName="T. sellersorum" pageId="0" pageNumber="1" rank="species" species="sellersorum">T. sellersorum</taxonomicName>
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,
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<taxonomicName lsidName="T. tysoni" pageId="0" pageNumber="1" rank="species" species="tysoni">T. tysoni</taxonomicName>
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,
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<taxonomicName lsidName="T. ululata" pageId="0" pageNumber="1" rank="species" species="ululata">T. ululata</taxonomicName>
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, and
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<taxonomicName lsidName="T. whitneyae" pageId="0" pageNumber="1" rank="species" species="whitneyae">T. whitneyae</taxonomicName>
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) in having anterio-lateral platelets fused to the dorsal plate, having dorsal coloration separated into anterior and posterior portions (except
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<taxonomicName lsidName="T. indistincta" pageId="0" pageNumber="1" rank="species" species="indistincta">T. indistincta</taxonomicName>
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and
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<taxonomicName lsidName="T. ululata" pageId="0" pageNumber="1" rank="species" species="ululata">T. ululata</taxonomicName>
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), and being distributed in the east. It is one of only four Eastern 2-Plates that have dark, bold, bluish-purple coloration (also
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<taxonomicName lsidName="T. pendula" pageId="0" pageNumber="1" rank="species" species="pendula">T. pendula</taxonomicName>
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,
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<taxonomicName lsidName="T. sellersorum" pageId="0" pageNumber="1" rank="species" species="sellersorum">T. sellersorum</taxonomicName>
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, and
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<taxonomicName lsidName="T. tysoni" pageId="0" pageNumber="1" rank="species" species="tysoni">T. tysoni</taxonomicName>
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).
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<taxonomicName class="Arachnida" family="Torrenticolidae" genus="Torrenticola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Torrenticola biscutella" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="biscutella">Torrenticola biscutella</taxonomicName>
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can be differentiated from
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<taxonomicName lsidName="T. caerulea" pageId="0" pageNumber="1" rank="species" species="caerulea">T. caerulea</taxonomicName>
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,
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<taxonomicName lsidName="T. ululata" pageId="0" pageNumber="1" rank="species" species="ululata">T. ululata</taxonomicName>
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,
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<taxonomicName lsidName="T. indistincta" pageId="0" pageNumber="1" rank="species" species="indistincta">T. indistincta</taxonomicName>
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, and
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<taxonomicName lsidName="T. feminellai" pageId="0" pageNumber="1" rank="species" species="feminellai">T. feminellai</taxonomicName>
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by dorsal coloration and pattern.
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from
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<taxonomicName lsidName="T. tysoni" pageId="0" pageNumber="1" rank="species" species="tysoni">T. tysoni</taxonomicName>
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by having a stockier rostrum (length/width = 2.55-2.83 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 3.06-3.50 in
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<taxonomicName lsidName="T. tysoni" pageId="0" pageNumber="1" rank="species" species="tysoni">T. tysoni</taxonomicName>
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). Female
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from female
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<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
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by having a shorter subcapitulum (ventral length = 290-315 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 317.5-335 in
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<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
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). Male
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from male
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<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
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by having a slightly rounder dorsum (length/width 1.37-1.42 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 1.42-1.56 in
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<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
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). Additionally, although
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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and
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<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
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have the same dorsal coloration and pattern, often the coloration is bold in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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and faint in
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<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
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. Female
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from female
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<taxonomicName lsidName="T. delicatexa" pageId="0" pageNumber="1" rank="species" species="delicatexa">T. delicatexa</taxonomicName>
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by having a shorter genital field (152.5-167.5 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 175-198 in
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<taxonomicName lsidName="T. delicatexa" pageId="0" pageNumber="1" rank="species" species="delicatexa">T. delicatexa</taxonomicName>
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) and male
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from male
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<taxonomicName lsidName="T. delicatexa" pageId="0" pageNumber="1" rank="species" species="delicatexa">T. delicatexa</taxonomicName>
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by having a slightly rounder dorsum (length/width = 1.37-1.42 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 1.44-1.56 in
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<taxonomicName lsidName="T. delicatexa" pageId="0" pageNumber="1" rank="species" species="delicatexa">T. delicatexa</taxonomicName>
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). Female
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from female
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<taxonomicName lsidName="T. sellersorum" pageId="0" pageNumber="1" rank="species" species="sellersorum">T. sellersorum</taxonomicName>
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by anterior venter/genital field length (0.82-0.88 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 0.69-0.77 in
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<taxonomicName lsidName="T. sellersorum" pageId="0" pageNumber="1" rank="species" species="sellersorum">T. sellersorum</taxonomicName>
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). Male
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from male
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<taxonomicName lsidName="T. sellersorum" pageId="0" pageNumber="1" rank="species" species="sellersorum">T. sellersorum</taxonomicName>
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by having slightly stockier anterio-lateral platelets (length/width = 2.58-2.74 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 2.76-3.00 in
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<taxonomicName lsidName="T. sellersorum" pageId="0" pageNumber="1" rank="species" species="sellersorum">T. sellersorum</taxonomicName>
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).
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from
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<taxonomicName lsidName="T. pendula" pageId="0" pageNumber="1" rank="species" species="pendula">T. pendula</taxonomicName>
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by having a stockier gnathosomal bay (1.55-1.85 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 2.42-2.9 in
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<taxonomicName lsidName="T. pendula" pageId="0" pageNumber="1" rank="species" species="pendula">T. pendula</taxonomicName>
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); more elongate tibiae (3.11-3.45 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 2.78-3.05 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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); and by dorsal pattern.
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from
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<taxonomicName lsidName="T. microbiscutella" pageId="0" pageNumber="1" rank="species" species="microbiscutella">T. microbiscutella</taxonomicName>
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by having a more ovoid dorsum (length/width = 1.33-1.42 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 1.63-1.75 in
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<taxonomicName lsidName="T. microbiscutella" pageId="0" pageNumber="1" rank="species" species="microbiscutella">T. microbiscutella</taxonomicName>
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) and by anterior venter/genital field width (♀ = 0.84-0.91 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 1.25-1.33 in
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<taxonomicName lsidName="T. microbiscutella" pageId="0" pageNumber="1" rank="species" species="microbiscutella">T. microbiscutella</taxonomicName>
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; ♂ = 1.68-1.80 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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and 1.95-2.29 in
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<taxonomicName lsidName="T. microbiscutella" pageId="0" pageNumber="1" rank="species" species="microbiscutella">T. microbiscutella</taxonomicName>
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).
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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can be differentiated from
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<taxonomicName lsidName="T. whitneyae" pageId="0" pageNumber="1" rank="species" species="whitneyae">T. whitneyae</taxonomicName>
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by having more elongate pedipalpal tibiae (3.11-3.45 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 2.42-2.95 in
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<taxonomicName lsidName="T. whitneyae" pageId="0" pageNumber="1" rank="species" species="whitneyae">T. whitneyae</taxonomicName>
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) and by anterior venter/genital field length (♀ = 0.82-0.88 in
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
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, 0.59-0.75 in
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<taxonomicName lsidName="T. whitneyae" pageId="0" pageNumber="1" rank="species" species="whitneyae">T. whitneyae</taxonomicName>
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; ♂ = 1.55-1.76 in
|
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<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
|
|
and 1.37-1.43 in
|
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<taxonomicName lsidName="T. whitneyae" pageId="0" pageNumber="1" rank="species" species="whitneyae">T. whitneyae</taxonomicName>
|
|
).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="description">
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<paragraph pageId="0" pageNumber="1">Description.</paragraph>
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<paragraph pageId="0" pageNumber="1">Female (Figure 25) (n = 4) (holotype measurements in parentheses when available) with characters of the genus with following specifications.</paragraph>
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<paragraph pageId="0" pageNumber="1">Dorsum - (560-630 (560) long; 420-455 (420) wide) ovoid with bluish-purple coloration separated into anterior and posterior portions, and bold or faint orange medially. Anterio-medial platelets (122.5-135 (122.5) long; 40-45 (40) wide). Anterio-lateral platelets (140-170 (140) long; 62.5-75 (62.5) wide) fused to dorsal plate. Dgl-4 much closer to the edge of the dorsum than to the muscle scars (distance between Dgl-4 300-330 (300)). Dorsal plate proportions: dorsum length/width 1.33-1.38 (1.33); dorsal width/distance between Dgl-4 1.38-1.40 (1.40); anterio-medial platelet length/width 3.00-3.31 (3.06); anterio-lateral platelet length/width 2.24-2.48 (2.24); anterio-lateral/anterio-medial length 1.14-1.28 (1.14).</paragraph>
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<paragraph pageId="0" pageNumber="1">Gnathosoma - Subcapitulum (290-315 (290) long (ventral); 207-240 (208) long (dorsal); 137.5-155 (137.5) tall) colorless. Rostrum (110-125 (110) long; 42.5-47.5 (42.5) wide). Chelicerae (286-335 (286) long) with curved fangs (55-70 (56) long). Subcapitular proportions: ventral length/height 2.02-2.11 (2.11); rostrum length/width 2.56-2.67 (2.59). Pedipalps with tuberculate ventral extensions on femora and genua. Palpomeres: trochanter (43.75-50 (43.75) long); femur (107.5-122.5 (107.5) long); genu (65-72.5 (65) long); tibia (80-86.25 (80) long; 23.75-25 (23.75) wide); tarsus (20-20 (20) long). Palpomere proportions: femur/genu 1.59-1.74 (1.65); tibia/femur 0.69-0.74 (0.74); tibia length/width 3.35-3.45 (3.37).</paragraph>
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<paragraph pageId="0" pageNumber="1">Venter - (660-740 (660) long; 488-544 (489) wide) with faint bluish-purple coloration. Gnathosomal bay (151.25-172.5 (151.25) long; 97.5-100 (100) wide). Cxgl-4 subapical. Medial suture absent. Genital plates (152.5-167.5 (152.5) long; 142.5-160 (142.5) wide). Additional measurements: Cx-1 (274-309 (275) long (total); 118-135 (121) long (medial)); Cx-3 (319-392 (319) wide); anterior venter (130-147.5 (130) long). Ventral proportions: gnathosomal bay length/width 1.55-1.73 (1.55); anterior venter/genital field length 0.82-0.88 (0.85); anterior venter length/genital field width 0.84-0.91 (0.91).</paragraph>
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<paragraph pageId="0" pageNumber="1">Male (Figure 26) (n = 3) (allotypic measurements in parentheses when available) with characters of the genus with following specifications.</paragraph>
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<paragraph pageId="0" pageNumber="1">Dorsum - (430-445 (440) long; 310-315 (310) wide) ovoid with bluish-purple coloration separated into anterior and posterior portions, and bold or faint orange medially. Anterio-medial platelets (97.5-97.5 (97.5) long; 33.75-36.25 (35) wide). Anterio-lateral platelets (122.5-130 (130) long; 45-50 (47.5) wide) fused to dorsal plate. Dgl-4 much closer to the edge of the dorsum than to the muscle scars (distance between Dgl-4 230-242.5 (230)). Dorsal plate proportions: dorsum length/width 1.37-1.42 (1.42); dorsal width/distance between Dgl-4 1.30-1.35 (1.35); anterio-medial platelet length/width 2.69-2.89 (2.79); anterio-lateral platelet length/width 2.58-2.74 (2.74); anterio-lateral/anterio-medial length 1.26-1.33 (1.33).</paragraph>
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|
<paragraph pageId="0" pageNumber="1">Gnathosoma - Subcapitulum (230-235 (235) long (ventral); 175-177.5 (177) long (dorsal); 20-20 (20) tall) colorless. Rostrum (85-92.5 (92.5) long; 30-36.25 (36.25) wide). Chelicerae (225-241 (241) long) with curved fangs (45-50 (46) long). Subcapitular proportions: ventral length/height 2.29-2.47 (2.29); rostrum length/width 2.55-2.83 (2.55). Pedipalps with tuberculate ventral extensions on femora and genua. Palpomeres: trochanter (23.75-37.5 (37.5) long); femur (85-90 (90) long); genu (52.5-55 (55) long); tibia (68.75-72.5 (72.5) long; 21.25-22.5 (22.5) wide); tarsus (17.5-20 (20) long). Palpomere proportions: femur/genu 1.62-1.64 (1.64); tibia/femur 0.81-0.82 (0.81); tibia length/width 3.11-3.24 (3.22).</paragraph>
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|
<paragraph pageId="0" pageNumber="1">Venter - (510-525 (525) long; 335-380 (336) wide) with faint bluish-purple coloration. Gnathosomal bay (115-122.5 (122.5) long; 65-67.5 (67.5) wide). Cxgl-4 subapical. Medial suture (60-65 (65) long). Genital plates (102.5-110 (102.5) long; 100-100 (100) wide). Additional measurements: Cx-1 (215-226 (226) long (total); 99-110 (100) long (medial)); Cx-3 (252-275 (252) wide); anterior venter (167.5-180 (180) long). Ventral proportions: gnathosomal bay length/width 1.70-1.85 (1.81); anterior venter/genital field length 1.55-1.76 (1.76); anterior venter length/genital field width 1.68-1.80 (1.80); anterior venter/medial suture 2.68-2.83 (2.77).</paragraph>
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|
<paragraph pageId="0" pageNumber="1">Immatures unknown.</paragraph>
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|
</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="etymology">
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<paragraph pageId="0" pageNumber="1">Etymology.</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
Specific epithet (
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|
<taxonomicName class="Arachnida" family="Arrenuridae" genus="Lebertioidea" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Lebertioidea biscutella" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="biscutella">biscutella</taxonomicName>
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|
) refers to the appearance of only two anterio-dorsal platelets due to the fusion of lateral platelets with the dorsal shield (bi-, L. two; scutella, L. little plate).
|
|
</paragraph>
|
|
</subSubSection>
|
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<subSubSection pageId="0" pageNumber="1" type="distribution">
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<paragraph pageId="0" pageNumber="1">Distribution.</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">Interior Highlands (both Ozarks and Ouachitas), likely endemic (Figure 24).</paragraph>
|
|
<caption pageId="0" pageNumber="1">
|
|
<paragraph pageId="0" pageNumber="1">
|
|
Figure 24.
|
|
<taxonomicName class="Arachnida" family="Torrenticolidae" genus="Torrenticola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Torrenticola biscutella" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="biscutella">Torrenticola biscutella</taxonomicName>
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|
sp. n. distribution.
|
|
</paragraph>
|
|
</caption>
|
|
<caption pageId="0" pageNumber="1">
|
|
<paragraph pageId="0" pageNumber="1">
|
|
Figure 25.
|
|
<taxonomicName class="Arachnida" family="Torrenticolidae" genus="Torrenticola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Torrenticola biscutella" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="biscutella">Torrenticola biscutella</taxonomicName>
|
|
sp. n. female: A dorsal plates B venter (legs removed) C subcapitulum D pedipalp (setae not accurately depicted). Scale = 100
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
.
|
|
</paragraph>
|
|
</caption>
|
|
<caption pageId="0" pageNumber="1">
|
|
<paragraph pageId="0" pageNumber="1">
|
|
Figure 26.
|
|
<taxonomicName class="Arachnida" family="Torrenticolidae" genus="Torrenticola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Torrenticola biscutella" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="biscutella">Torrenticola biscutella</taxonomicName>
|
|
sp. n. male: A dorsal plates B venter (legs removed) C subcapitulum D pedipalp (setae not accurately depicted). Scale = 100
|
|
<normalizedToken originalValue="µm">µm</normalizedToken>
|
|
.
|
|
</paragraph>
|
|
</caption>
|
|
</subSubSection>
|
|
<subSubSection pageId="0" pageNumber="1" type="remarks">
|
|
<paragraph pageId="0" pageNumber="1">Remarks.</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">
|
|
<taxonomicName class="Arachnida" family="Torrenticolidae" genus="Torrenticola" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Torrenticola biscutella" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="biscutella">Torrenticola biscutella</taxonomicName>
|
|
groups with other members of the
|
|
<taxonomicName class="Arachnida" family="Torrenticolidae" genus="Rusetria" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Rusetria" order="Trombidiformes" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">Rusetria</taxonomicName>
|
|
Complex with high support and specimens of this species were less than 2% different in COI sequence from each other. In all analyses,
|
|
<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
|
|
groups with two other morphologically similar species:
|
|
<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
|
|
and
|
|
<taxonomicName lsidName="T. caerulea" pageId="0" pageNumber="1" rank="species" species="caerulea">T. caerulea</taxonomicName>
|
|
. These three species are 3-5% different from each other in COI sequence. The three of these species are morphologically similar to the more distantly-related
|
|
<taxonomicName lsidName="T. delicatexa" pageId="0" pageNumber="1" rank="species" species="delicatexa">T. delicatexa</taxonomicName>
|
|
. Of these four species, the range of
|
|
<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
|
|
only overlaps with
|
|
<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
|
|
in the Ozark Mountains and these species are easily differentiated by color.
|
|
<taxonomicName lsidName="T. biscutella" pageId="0" pageNumber="1" rank="species" species="biscutella">T. biscutella</taxonomicName>
|
|
is the only one of these four species known from the Ouachita Mountains, and it is not known from east of the Mississippi River, where the other three species are distributed (only
|
|
<taxonomicName lsidName="T. malarkeyorum" pageId="0" pageNumber="1" rank="species" species="malarkeyorum">T. malarkeyorum</taxonomicName>
|
|
is known from west of the Mississippi River).
|
|
</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">Based upon overall similarity, dorso-lateral platelet fusion, and distribution, we were able to place this species within the Eastern 2-Plate Identification Group.</paragraph>
|
|
<paragraph pageId="0" pageNumber="1">This species hypothesis is supported by biogeography, low COI divergence within the species (0-2%) and high divergence between species (3-15%), and by morphological characters outlined in the diagnoses.</paragraph>
|
|
</subSubSection>
|
|
</treatment>
|
|
</document> |