254 lines
27 KiB
XML
254 lines
27 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/evolsyst.6.91418" ID-Pensoft-Pub="2535-0730-2-175" ID-Pensoft-UUID="16C7BE0236B45BAA847AF82C613E4244" ID-ZooBank="34F513BA207A4A4B952120F9F3BE046C" ModsDocID="2535-0730-6-2-175" checkinTime="1666388770642" checkinUser="pensoft" docAuthor="Castanheira, Pedro de Souza, Baptista, Renner Luiz Cerqueira & Oliveira, Francisca Samia Martins" docDate="2022" docId="E061735E9C1157B4BA2DADEEAA7581B8" docLanguage="en" docName="EvolutSyst 6(2): 175-210" docOrigin="Evolutionary Systematics 6 (2)" docPubDate="2022-10-21" docSource="http://dx.doi.org/10.3897/evolsyst.6.91418" docTitle="Tetragnatha amazonica Castanheira & Baptista & Oliveira 2022, sp. nov." docType="treatment" docUuid="CDF2D8DB-3DFB-4A88-932F-B33CF58D2912" docUuidSource="ZooBank" docVersion="1" id="16C7BE0236B45BAA847AF82C613E4244" lastPageNumber="175" masterDocId="16C7BE0236B45BAA847AF82C613E4244" masterDocTitle="Five new species of the long-jawed orb-weaving spider genus Tetragnatha (Araneae, Tetragnathidae) in South America, with a key to the species from Argentina and Brazil" masterLastPageNumber="210" masterPageNumber="175" pageNumber="175" updateTime="1666388770642" updateUser="pensoft">
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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>Five new species of the long-jawed orb-weaving spider genus Tetragnatha (Araneae, Tetragnathidae) in South America, with a key to the species from Argentina and Brazil</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>Castanheira, Pedro de Souza</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-0623-1622</mods:nameIdentifier>
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<mods:affiliation>Harry Butler Institute, Murdoch University, Murdoch, Western Australia 6150, Australia & Laboratorio de Diversidade de Aracnideos, Universidade do Brasil / Universidade Federal do Rio de Janeiro. Av. Carlos Chagas Filho 373, 21941 - 902, Ilha do Fundao, Rio de Janeiro, Brazil</mods:affiliation>
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<mods:nameIdentifier type="email">pedrocastanheira.bio@gmail.com</mods:nameIdentifier>
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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>Baptista, Renner Luiz Cerqueira</mods:namePart>
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<mods:nameIdentifier type="ORCID">https://orcid.org/0000-0002-2372-5034</mods:nameIdentifier>
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<mods:affiliation>Laboratorio de Diversidade de Aracnideos, Universidade do Brasil / Universidade Federal do Rio de Janeiro. Av. Carlos Chagas Filho 373, 21941 - 902, Ilha do Fundao, Rio de Janeiro, Brazil</mods:affiliation>
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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>Oliveira, Francisca Samia Martins</mods:namePart>
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<mods:affiliation>Laboratorio de Diversidade de Aracnideos, Universidade do Brasil / Universidade Federal do Rio de Janeiro. Av. Carlos Chagas Filho 373, 21941 - 902, Ilha do Fundao, Rio de Janeiro, Brazil</mods:affiliation>
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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>Evolutionary Systematics</mods:title>
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</mods:titleInfo>
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<mods:part>
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<mods:date>2022</mods:date>
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<mods:detail type="pubDate">
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<mods:number>2022-10-21</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>6</mods:number>
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</mods:detail>
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<mods:detail type="issue">
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<mods:number>2</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>175</mods:start>
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<mods:end>210</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/evolsyst.6.91418</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/evolsyst.6.91418</mods:identifier>
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<mods:identifier type="Pensoft-Pub">2535-0730-2-175</mods:identifier>
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<mods:identifier type="ZooBank">34F513BA207A4A4B952120F9F3BE046C</mods:identifier>
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<mods:identifier type="Pensoft-UUID">16C7BE0236B45BAA847AF82C613E4244</mods:identifier>
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</mods:mods>
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<treatment LSID="urn:lsid:zoobank.org:act:CDF2D8DB-3DFB-4A88-932F-B33CF58D2912" httpUri="http://treatment.plazi.org/id/E061735E9C1157B4BA2DADEEAA7581B8" lastPageNumber="175" pageId="0" pageNumber="175">
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<subSubSection pageId="0" pageNumber="175" type="nomenclature">
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<paragraph pageId="0" pageNumber="175">
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<taxonomicName LSID="https://zoobank.org/CDF2D8DB-3DFB-4A88-932F-B33CF58D2912" authority="Castanheira & Baptista & Oliveira, 2022" authorityName="Castanheira & Baptista & Oliveira" authorityYear="2022" class="Arachnida" family="Tetragnathidae" genus="Tetragnatha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tetragnatha amazonica" order="Araneae" pageId="0" pageNumber="175" phylum="Arthropoda" rank="species" species="amazonica" status="sp. nov.">Tetragnatha amazonica</taxonomicName>
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<taxonomicNameLabel pageId="0" pageNumber="175">sp. nov.</taxonomicNameLabel>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="175" type="description">
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<paragraph pageId="0" pageNumber="175">
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">Figs 6</figureCitation>
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<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Distribution of T. amazonica sp. nov., T. didorata sp. nov. and T. pradoi sp. nov." httpUri="https://binary.pensoft.net/fig/760571" pageId="0" pageNumber="175">, 19</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="175" type="type material">
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<paragraph pageId="0" pageNumber="175">Type-material.</paragraph>
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<paragraph pageId="0" pageNumber="175">
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<emphasis bold="true" italics="true" pageId="0" pageNumber="175">Holotype</emphasis>
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male, Sipapo River and Orinoco River confluence (
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<geoCoordinate degrees="05" direction="north" minutes="04" orientation="latitude" precision="1" seconds="04.7" value="5.067972">05°04'04.7"N</geoCoordinate>
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,
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<geoCoordinate degrees="67" direction="west" minutes="47" orientation="longitude" precision="1" seconds="37.4" value="-67.793724">67°47'37.4"W</geoCoordinate>
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, Amazonas, Venezuela), 27.xii.2002, OM Villarreal leg. (MNRJ 1571).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="175" type="diagnosis">
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<paragraph pageId="0" pageNumber="175">Diagnosis.</paragraph>
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<paragraph pageId="0" pageNumber="175">
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The male of this new species is similar to
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<taxonomicName class="Arachnida" family="Tetragnathidae" kingdom="Animalia" lsidName="T. tenuissima" order="Araneae" pageId="0" pageNumber="175" rank="species" species="tenuissima">
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<emphasis italics="true" pageId="0" pageNumber="175">T. tenuissima</emphasis>
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</taxonomicName>
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considering abdomen, chelicerae and pedipalp morphology. Both share a slender abdomen, laterally with five black patches, chelicerae with centrally placed
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<normalizedToken originalValue="‘a’">'a'</normalizedToken>
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, large and bulky Gu apart from the extremely elongated
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<normalizedToken originalValue="‘T’">'T'</normalizedToken>
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(visible in lower view) by very large gap and pedipalps with filiform embolus not enfolded by the conductor and small triangular paracymbium (Figs
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6A-I</figureCitation>
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;
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<bibRefCitation DOI="https://doi.org/10.11646/zootaxa.4768.1.4" author="Castanheira, PdS" journalOrPublisher="Zootaxa" pageId="0" pageNumber="175" pagination="43 - 75" refId="B15" refString="Castanheira, PdS, Baptista, RLC, 2020. Notes on slender species of the long-jawed spider genus Tetragnatha (Araneae, Tetragnathidae) with description of three new species. Zootaxa 4768 (1): 43 - 75, DOI: https://doi.org/10.11646/zootaxa.4768.1.4" title="Notes on slender species of the long-jawed spider genus Tetragnatha (Araneae, Tetragnathidae) with description of three new species." url="https://doi.org/10.11646/zootaxa.4768.1.4" volume="4768" year="2020">Castanheira and Baptista 2020</bibRefCitation>
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, figs 12A-I, 14A, B, E-G, 15A). However,
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<taxonomicName class="Arachnida" family="Tetragnathidae" kingdom="Animalia" lsidName="T. amazonica" order="Araneae" pageId="0" pageNumber="175" rank="species" species="amazonica">
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<emphasis italics="true" pageId="0" pageNumber="175">T. amazonica</emphasis>
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</taxonomicName>
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sp. nov. can be easily differentiated from
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<taxonomicName class="Arachnida" family="Tetragnathidae" kingdom="Animalia" lsidName="T. tenuissima" order="Araneae" pageId="0" pageNumber="175" rank="species" species="tenuissima">
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<emphasis italics="true" pageId="0" pageNumber="175">T. tenuissima</emphasis>
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</taxonomicName>
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by chelicerae with much thinner
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<normalizedToken originalValue="‘a’">'a'</normalizedToken>
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, absent
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<normalizedToken originalValue="‘sl’">'sl'</normalizedToken>
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,
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<normalizedToken originalValue="‘T’">'T'</normalizedToken>
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with curved tip, presence of CRu and CRl, Gl straight and apart from L2 by much larger gap and pedipalps with embolus apart from conductor since its middle portion and longer paracymbium with notch longer and distalward projected (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6D-J</figureCitation>
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).
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</paragraph>
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<caption httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175" start="Figure 6" startId="F6">
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<paragraph pageId="0" pageNumber="175">
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<emphasis bold="true" pageId="0" pageNumber="175">Figure 6.</emphasis>
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<taxonomicName authorityName="Castanheira & Baptista & Oliveira" authorityYear="2022" class="Arachnida" family="Tetragnathidae" genus="Tetragnatha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tetragnatha amazonica" order="Araneae" pageId="0" pageNumber="175" phylum="Arthropoda" rank="species" species="amazonica">
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<emphasis italics="true" pageId="0" pageNumber="175">Tetragnatha amazonica</emphasis>
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</taxonomicName>
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sp. nov. male (MNRJ 1571).
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<emphasis bold="true" pageId="0" pageNumber="175">A.</emphasis>
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Dorsal habitus;
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<emphasis bold="true" pageId="0" pageNumber="175">B.</emphasis>
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Lateral habitus;
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<emphasis bold="true" pageId="0" pageNumber="175">C.</emphasis>
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Ventral habitus;
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<emphasis bold="true" pageId="0" pageNumber="175">D-G.</emphasis>
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Left chelicera;
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<emphasis bold="true" pageId="0" pageNumber="175">D.</emphasis>
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Upper view;
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<emphasis bold="true" pageId="0" pageNumber="175">E.</emphasis>
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Inner view;
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<emphasis bold="true" pageId="0" pageNumber="175">F.</emphasis>
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Lower view;
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<emphasis bold="true" pageId="0" pageNumber="175">G.</emphasis>
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Outer view;
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<emphasis bold="true" pageId="0" pageNumber="175">H-J.</emphasis>
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Left pedipalp;
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<emphasis bold="true" pageId="0" pageNumber="175">H.</emphasis>
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Mesal view;
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<emphasis bold="true" pageId="0" pageNumber="175">I.</emphasis>
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Dorsal view;
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<emphasis bold="true" pageId="0" pageNumber="175">J.</emphasis>
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Ventral view (paracymbium). Scale bars: 2 mm (
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<emphasis bold="true" pageId="0" pageNumber="175">A-C</emphasis>
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); 0.5 mm (
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<emphasis bold="true" pageId="0" pageNumber="175">D-J</emphasis>
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).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="175" type="description">
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<paragraph pageId="0" pageNumber="175">Description.</paragraph>
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<paragraph pageId="0" pageNumber="175">
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<emphasis bold="true" pageId="0" pageNumber="175">Male (based on holotype MNRJ 1571)</emphasis>
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: Carapace elongated, slightly elevated anteriorly and light brown (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6A, B</figureCitation>
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). Labium longer than wide and reddish brown (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6C</figureCitation>
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). Sternum oval and light brown, with no marks or contour (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6C</figureCitation>
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). Eyes with ALE and PLE touching (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6A</figureCitation>
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). Legs very elongated and yellow, legs I and II slightly darker (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6A-C</figureCitation>
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). Chelicera paturon approximately 4.3
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<normalizedToken originalValue="×">x</normalizedToken>
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longer than wide and 1.15
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<normalizedToken originalValue="×">x</normalizedToken>
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smaller than carapace, heavily curved outwards, around 55° from body median line, very thick and with orange hue (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6A, D-G</figureCitation>
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).
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<normalizedToken originalValue="‘a’">'a'</normalizedToken>
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tubular, with small dent on inner margin of its tip and located in midway position of paturon (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6D, E, G</figureCitation>
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). AXu and
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<normalizedToken originalValue="‘t’">'t'</normalizedToken>
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absent (Fig.
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<figureCitation captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Tetragnatha oncognatha sp. nov. SEM photos. A, B. Male left chelicera; A. Upper view (MCTP 15965); B. Lower view (MCTP 15792); C, D. Female left chelicera (MCTP 43654); C. Upper view; D. Lower view; E-G. Left male pedipalp; E. Mesal view (MCTP 4929); F. Tip of conductor and embolus opening detail, ventral view (MCTP 15792); G. Paracymbium detail, ventral view (MCTP 15792); H. Epiandrous field detail, ventral view (MCTP 15965). Scale bars: 0.2 mm (A-D); 0.1 mm (E); 0.05 mm (F, G); 0.02 mm (H)." httpUri="https://binary.pensoft.net/fig/760568" pageId="0" pageNumber="175">16D, E</figureCitation>
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). Upper row with eight teeth distalward projected (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6D, E</figureCitation>
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): Gu very long and thick, with very broad basis and apart from
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<normalizedToken originalValue="‘T’">'T'</normalizedToken>
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by a conspicuous upper crest (CRu) on large gap;
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<normalizedToken originalValue="‘sl’">'sl'</normalizedToken>
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absent;
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<normalizedToken originalValue="‘T’">'T'</normalizedToken>
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conspicuous and elongated, sclerotized, and pointed with a curved tip;
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<normalizedToken originalValue="‘rsu’">'rsu'</normalizedToken>
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composed of six pointed teeth, decreasing in size and apart by regular small gaps. AXl absent (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6E, F</figureCitation>
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). Lower row with eight teeth (Fig.
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<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6E, F</figureCitation>
|
||
): Gl triangular, very thick, sclerotized, straight and bearing rounded blunt tip, apart from L2 by large gap following extremely sclerotized dark lower crest (CRl), that goes slightly beyond L2; L2 also very thick, sclerotized, and straight (or slightly basalward projected) with large tip and apart from L3 by smaller gap than Gl-L2;
|
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<normalizedToken originalValue="‘rsl’">'rsl'</normalizedToken>
|
||
composed of extremely reduced teeth, apart from one another by small gaps. Cheliceral fang thick, uniformly tapering to its tip, slightly wavy from midway and closing between teeth rows (Fig.
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6D-F</figureCitation>
|
||
). Abdomen approximately 2.6
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
longer than carapace, slender, and pale beige, covered by sparse guanine crystals with five dusky dark patches on each size of dorsum (Fig.
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6A-C</figureCitation>
|
||
). Pedipalps with extremely elongated cymbium, around 2.9
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
longer than wide and rounded tibia, bearing wide basis and no apical constriction (Fig.
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6H-J</figureCitation>
|
||
); tegulum approximately 1.4
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
wider than long and inflated (Fig.
|
||
<figureCitation captionStart="Figure 16" captionStartId="F16" captionText="Figure 16. Tetragnatha oncognatha sp. nov. SEM photos. A, B. Male left chelicera; A. Upper view (MCTP 15965); B. Lower view (MCTP 15792); C, D. Female left chelicera (MCTP 43654); C. Upper view; D. Lower view; E-G. Left male pedipalp; E. Mesal view (MCTP 4929); F. Tip of conductor and embolus opening detail, ventral view (MCTP 15792); G. Paracymbium detail, ventral view (MCTP 15792); H. Epiandrous field detail, ventral view (MCTP 15965). Scale bars: 0.2 mm (A-D); 0.1 mm (E); 0.05 mm (F, G); 0.02 mm (H)." httpUri="https://binary.pensoft.net/fig/760568" pageId="0" pageNumber="175">16H</figureCitation>
|
||
); conductor elongated, ribbon-like and distally wider, not enclosing embolus and ending in broad twisted tip (Fig.
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6H, I</figureCitation>
|
||
); embolus filiform, basally thicker and enlarged, ventrally bending from mid-way and resting its slender tip on conductor (Fig.
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6H, I</figureCitation>
|
||
); paracymbium short, only 2.3
|
||
<normalizedToken originalValue="×">x</normalizedToken>
|
||
longer than wide, with transparent lobe occupying around 1/3 of its width, notch rounded and undivided, and knob large and triangular pointed (Fig.
|
||
<figureCitation captionStart="Figure 6" captionStartId="F6" captionText="Figure 6. Tetragnatha amazonica sp. nov. male (MNRJ 1571). A. Dorsal habitus; B. Lateral habitus; C. Ventral habitus; D-G. Left chelicera; D. Upper view; E. Inner view; F. Lower view; G. Outer view; H-J. Left pedipalp; H. Mesal view; I. Dorsal view; J. Ventral view (paracymbium). Scale bars: 2 mm (A-C); 0.5 mm (D-J)." httpUri="https://binary.pensoft.net/fig/760558" pageId="0" pageNumber="175">6J</figureCitation>
|
||
).
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="175">
|
||
<emphasis bold="true" pageId="0" pageNumber="175">Measurements.</emphasis>
|
||
Total length 9.4. Carapace 2.1 long, 1.1 wide. Abdomen 7.3 long, 1.1 wide. Left chelicera 2.2 long, 0.4 wide. Leg formula I-II-IV-III. Leg I: femur 8.0, patella 0.8, tibia 8.3, metatarsus 9.2 and tarsus 1.9. Leg II: patella + tibia 4.9. Leg III: patella + tibia 1.6. Leg IV: patella + tibia 4.9.
|
||
</paragraph>
|
||
<paragraph pageId="0" pageNumber="175">
|
||
<emphasis bold="true" pageId="0" pageNumber="175">Female.</emphasis>
|
||
Unknown.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="175" type="etymology">
|
||
<paragraph pageId="0" pageNumber="175">Etymology.</paragraph>
|
||
<paragraph pageId="0" pageNumber="175">
|
||
The specific epithet "
|
||
<taxonomicName authorityName="Castanheira & Baptista & Oliveira" authorityYear="2022" class="Arachnida" family="Tetragnathidae" genus="Tetragnatha" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Tetragnatha amazonica" order="Araneae" pageId="0" pageNumber="175" phylum="Arthropoda" rank="species" species="amazonica">Tetragnatha amazonica</taxonomicName>
|
||
" means "from Amazon" in Latin, referring to the type-locality in Venezuela and the Amazon Forest biome.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="175" type="distribution">
|
||
<paragraph pageId="0" pageNumber="175">Distribution.</paragraph>
|
||
<paragraph pageId="0" pageNumber="175">
|
||
Only known from type-locality in Amazonas, Venezuela (Fig.
|
||
<figureCitation captionStart="Figure 19" captionStartId="F19" captionText="Figure 19. Distribution of T. amazonica sp. nov., T. didorata sp. nov. and T. pradoi sp. nov." httpUri="https://binary.pensoft.net/fig/760571" pageId="0" pageNumber="175">19</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="0" pageNumber="175" type="life history and habitat preferences">
|
||
<paragraph pageId="0" pageNumber="175">Life history and habitat preferences.</paragraph>
|
||
<paragraph pageId="0" pageNumber="175">The single male holotype was collected in the summer (December). No information about habitat preferences were given on the original label.</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |