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<mods:title id="0FF3F90688C610BC7BBD4FACE8438C83">The discovery of the orb-weaving spider genus Pinkfloydia (Araneae, Tetragnathidae) in eastern Australia with description of a new species from New South Wales and comments on the phylogeny of Nanometinae</mods:title>
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<mods:namePart id="F9470ECEA80321F6BD6F6CAEC04F8EAB">Hormiga, Gustavo</mods:namePart>
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<treatment id="03A387A35D2E5A04FF4FFA82F963F8BD" ID-DOI="http://doi.org/10.5281/zenodo.6034808" ID-GBIF-Taxon="132923575" ID-Zenodo-Dep="6034808" LSID="urn:lsid:plazi:treatment:03A387A35D2E5A04FF4FFA82F963F8BD" httpUri="http://treatment.plazi.org/id/03A387A35D2E5A04FF4FFA82F963F8BD" lastPageNumber="481" pageId="1" pageNumber="481">
<subSubSection id="C310653E5D2E5A04FF4FFA82F965FAA9" box="[151,633,1294,1320]" pageId="1" pageNumber="481" type="nomenclature">
<paragraph id="8BB536B55D2E5A04FF4FFA82F965FAA9" blockId="1.[151,633,1294,1320]" box="[151,633,1294,1320]" pageId="1" pageNumber="481">
<heading id="D0FD81D95D2E5A04FF4FFA82F965FAA9" bold="true" box="[151,633,1294,1320]" fontSize="11" level="1" pageId="1" pageNumber="481" reason="1">
<taxonomicName id="4C0A4D365D2E5A04FF4FFA82F965FAA9" ID-CoL="6QNH" ID-ENA="1343862" authority="Hormiga &amp; Dimitrov, 2011" authorityName="Hormiga &amp; Dimitrov" authorityYear="2011" box="[151,633,1294,1320]" class="Arachnida" family="Tetragnathidae" genus="Pinkfloydia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Araneae" pageId="1" pageNumber="481" phylum="Arthropoda" rank="genus">
<emphasis id="B97EEAA75D2E5A04FF4FFA82F965FAA9" bold="true" box="[151,633,1294,1320]" pageId="1" pageNumber="481">
<emphasis id="B97EEAA75D2E5A04FF4FFA82FA3FFAA9" bold="true" box="[151,291,1294,1320]" italics="true" pageId="1" pageNumber="481">Pinkfloydia</emphasis>
<bibRefCitation id="EF9B4B445D2E5A04FEF2FA82F965FAA9" author="Hormiga" box="[298,633,1294,1320]" pageId="1" pageNumber="481" refString="Dimitrov, D. &amp; Hormiga, G. (2011) An extraordinary new genus of spiders from Western Australia with an expanded hypothesis on the phylogeny of Tetragnathidae (Araneae). Zoological Journal of the Linnean Society, 161, 735 - 768. https: // doi. org / 10.1111 / j. 1096 - 3642.2010.00662. x" type="journal article" year="2011">Hormiga &amp; Dimitrov, 2011</bibRefCitation>
</emphasis>
</taxonomicName>
</heading>
</paragraph>
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<subSubSection id="C310653E5D2E5A04FF4FFADAF818FAEA" box="[151,772,1365,1387]" pageId="1" pageNumber="481" type="materials_examined">
<paragraph id="8BB536B55D2E5A04FF4FFADAF818FAEA" blockId="1.[151,772,1365,1387]" box="[151,772,1365,1387]" pageId="1" pageNumber="481">
Type species:
<taxonomicName id="4C0A4D365D2E5A04FEFEFAD9F818FAEA" authority="Dimitrov &amp; Hormiga, 2011" authorityName="Dimitrov &amp; Hormiga" authorityYear="2011" box="[294,772,1365,1387]" class="Arachnida" family="Tetragnathidae" genus="Pinkfloydia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Araneae" pageId="1" pageNumber="481" phylum="Arthropoda" rank="species" species="harveii">
<emphasis id="B97EEAA75D2E5A04FEFEFAD9FAF5FAEA" box="[294,489,1365,1387]" italics="true" pageId="1" pageNumber="481">Pinkfloydia harveii</emphasis>
<bibRefCitation id="EF9B4B445D2E5A04FE37FAD9F818FAEA" author="Dimitrov" box="[495,772,1365,1387]" pageId="1" pageNumber="481" refString="Dimitrov, D. &amp; Hormiga, G. (2011) An extraordinary new genus of spiders from Western Australia with an expanded hypothesis on the phylogeny of Tetragnathidae (Araneae). Zoological Journal of the Linnean Society, 161, 735 - 768. https: // doi. org / 10.1111 / j. 1096 - 3642.2010.00662. x" type="journal article" year="2011">Dimitrov &amp; Hormiga, 2011</bibRefCitation>
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="C310653E5D2E5A04FF4FFA1BF963F8BD" pageId="1" pageNumber="481" type="diagnosis">
<paragraph id="8BB536B55D2E5A04FF4FFA1BF963F8BD" blockId="1.[151,1437,1431,1853]" pageId="1" pageNumber="481">
<emphasis id="B97EEAA75D2E5A04FF4FFA1BFA02FA31" bold="true" box="[151,286,1431,1456]" pageId="1" pageNumber="481">Diagnosis (</emphasis>
modified from
<bibRefCitation id="EF9B4B445D2E5A04FE09FA1BF813FA31" author="Dimitrov" box="[465,783,1431,1456]" pageId="1" pageNumber="481" refString="Dimitrov, D. &amp; Hormiga, G. (2011) An extraordinary new genus of spiders from Western Australia with an expanded hypothesis on the phylogeny of Tetragnathidae (Araneae). Zoological Journal of the Linnean Society, 161, 735 - 768. https: // doi. org / 10.1111 / j. 1096 - 3642.2010.00662. x" type="journal article" year="2011">Dimitrov &amp; Hormiga 2011</bibRefCitation>
):
<taxonomicName id="4C0A4D365D2E5A04FCFFFA14F8B4FA31" authorityName="Hormiga &amp; Dimitrov" authorityYear="2011" box="[807,936,1432,1456]" class="Arachnida" family="Tetragnathidae" genus="Pinkfloydia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Araneae" pageId="1" pageNumber="481" phylum="Arthropoda" rank="genus">
<emphasis id="B97EEAA75D2E5A04FCFFFA14F8B4FA31" box="[807,936,1432,1456]" italics="true" pageId="1" pageNumber="481">Pinkfloydia</emphasis>
</taxonomicName>
can be easily distinguished from all other tetragnathid genera by the conspicuously enlarged PME placed on short ocular protrusions and by the conical and distinctively elevated cephalic area; all other eyes are placed at the same level on the prominent cephalic region and are much smaller in size (
<figureCitation id="13312A305D2E5A04FE12F988F913F99D" box="[458,527,1540,1565]" captionStart="FIGURE 1" captionStartId="3.[151,250,1858,1880]" captionTargetBox="[189,1386,238,1797]" captionTargetId="figure@3.[163,1424,193,1837]" captionTargetPageId="3" captionText="FIGURE 1. A F, Pinkfloydia rixi n. sp. A, B, E, male (holotype); C, D, F, female (paratype). A, C, lateral. B, D, dorsal. E, prosoma, anterolateral. F, prosoma, anterior. Scale bars: all 1.0 mm, except E, F (0.5 mm)." httpUri="https://zenodo.org/record/848355/files/figure.png" pageId="1" pageNumber="481">Fig. 1</figureCitation>
). Males of
<taxonomicName id="4C0A4D365D2E5A04FD45F988F802F99D" authorityName="Hormiga &amp; Dimitrov" authorityYear="2011" box="[669,798,1540,1564]" class="Arachnida" family="Tetragnathidae" genus="Pinkfloydia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Araneae" pageId="1" pageNumber="481" phylum="Arthropoda" rank="genus">
<emphasis id="B97EEAA75D2E5A04FD45F988F802F99D" box="[669,798,1540,1564]" italics="true" pageId="1" pageNumber="481">Pinkfloydia</emphasis>
</taxonomicName>
differ from other tetragnathid males in having several conspicuously large macrosetae at the base of the paracymbium (
<figureCitation id="13312A305D2E5A04FCB3F9ABF8F2F9BE" box="[875,1006,1575,1600]" captionStart="FIGURE 2" captionStartId="4.[151,250,1887,1909]" captionTargetBox="[234,1373,247,1827]" captionTargetId="figure@4.[199,1388,193,1866]" captionTargetPageId="4" captionText="FIGURE 2. A E, Pinkfloydia rixi n. sp. (male holotype and female paratype); F, P. harveii Dimitrov &amp; Hormiga (form Western Australia, Austin Bay Nat. Res., WAM T 98595). Arrow in A and F point out to diagnostic characters. A, F, male palp, ventral. B, male palp, ventral. C, D, dorsal and ectal respectively (arrow, cymbial ectomedial process. E, epigynum, ventral. Abbreviations: C, conductor; CEBP, cymbial ectobasal process; E, embolus; MEA, Metainae embolic process; P, paracymbium; T, tegulum. Scale bars: A, E, 0.1 mm; all other, 0.2 mm." httpUri="https://zenodo.org/record/848357/files/figure.png" pageId="1" pageNumber="481">Figs. 2A, B</figureCitation>
, F, 3C, H) and an area of the cymbium covered with numerous modified short setae (cuspules) concentrated dorsally on the cymbial ectomedian process (
<figureCitation id="13312A305D2E5A04FF47F9E3FA35F909" box="[159,297,1647,1672]" captionStart="FIGURE 2" captionStartId="4.[151,250,1887,1909]" captionTargetBox="[234,1373,247,1827]" captionTargetId="figure@4.[199,1388,193,1866]" captionTargetPageId="4" captionText="FIGURE 2. A E, Pinkfloydia rixi n. sp. (male holotype and female paratype); F, P. harveii Dimitrov &amp; Hormiga (form Western Australia, Austin Bay Nat. Res., WAM T 98595). Arrow in A and F point out to diagnostic characters. A, F, male palp, ventral. B, male palp, ventral. C, D, dorsal and ectal respectively (arrow, cymbial ectomedial process. E, epigynum, ventral. Abbreviations: C, conductor; CEBP, cymbial ectobasal process; E, embolus; MEA, Metainae embolic process; P, paracymbium; T, tegulum. Scale bars: A, E, 0.1 mm; all other, 0.2 mm." httpUri="https://zenodo.org/record/848357/files/figure.png" pageId="1" pageNumber="481">Figs. 2C, D</figureCitation>
). In addition, in
<taxonomicName id="4C0A4D365D2E5A04FE32F9FCF977F909" authorityName="Hormiga &amp; Dimitrov" authorityYear="2011" box="[490,619,1648,1672]" class="Arachnida" family="Tetragnathidae" genus="Pinkfloydia" higherTaxonomySource="GBIF,CoL" kingdom="Animalia" order="Araneae" pageId="1" pageNumber="481" phylum="Arthropoda" rank="genus">
<emphasis id="B97EEAA75D2E5A04FE32F9FCF977F909" box="[490,619,1648,1672]" italics="true" pageId="1" pageNumber="481">Pinkfloydia</emphasis>
</taxonomicName>
the male palp has a well-developed metaine embolic apophysis and an embolus that carries numerous short denticles (
<figureCitation id="13312A305D2E5A04FD7DF918F815F92D" box="[677,777,1684,1709]" captionStart="FIGURE 2" captionStartId="4.[151,250,1887,1909]" captionTargetBox="[234,1373,247,1827]" captionTargetId="figure@4.[199,1388,193,1866]" captionTargetPageId="4" captionText="FIGURE 2. A E, Pinkfloydia rixi n. sp. (male holotype and female paratype); F, P. harveii Dimitrov &amp; Hormiga (form Western Australia, Austin Bay Nat. Res., WAM T 98595). Arrow in A and F point out to diagnostic characters. A, F, male palp, ventral. B, male palp, ventral. C, D, dorsal and ectal respectively (arrow, cymbial ectomedial process. E, epigynum, ventral. Abbreviations: C, conductor; CEBP, cymbial ectobasal process; E, embolus; MEA, Metainae embolic process; P, paracymbium; T, tegulum. Scale bars: A, E, 0.1 mm; all other, 0.2 mm." httpUri="https://zenodo.org/record/848357/files/figure.png" pageId="1" pageNumber="481">Figs. 2A</figureCitation>
, F, 3B, G); the cymbium has prominent cymbial ecto-basal and cymbial ecto-median processes (
<figureCitation id="13312A305D2E5A04FDEEF93BF986F951" box="[566,666,1719,1744]" captionStart="FIGURE 2" captionStartId="4.[151,250,1887,1909]" captionTargetBox="[234,1373,247,1827]" captionTargetId="figure@4.[199,1388,193,1866]" captionTargetPageId="4" captionText="FIGURE 2. A E, Pinkfloydia rixi n. sp. (male holotype and female paratype); F, P. harveii Dimitrov &amp; Hormiga (form Western Australia, Austin Bay Nat. Res., WAM T 98595). Arrow in A and F point out to diagnostic characters. A, F, male palp, ventral. B, male palp, ventral. C, D, dorsal and ectal respectively (arrow, cymbial ectomedial process. E, epigynum, ventral. Abbreviations: C, conductor; CEBP, cymbial ectobasal process; E, embolus; MEA, Metainae embolic process; P, paracymbium; T, tegulum. Scale bars: A, E, 0.1 mm; all other, 0.2 mm." httpUri="https://zenodo.org/record/848357/files/figure.png" pageId="1" pageNumber="481">Figs. 2A</figureCitation>
, F, 3C, H). Females are diagnosed by the presence of a flat epigynal plate that has numerous pores opening on its ventral surface (
<figureCitation id="13312A305D2E5A04FC8EF950F8B2F975" box="[854,942,1756,1781]" captionStart="FIGURE 2" captionStartId="4.[151,250,1887,1909]" captionTargetBox="[234,1373,247,1827]" captionTargetId="figure@4.[199,1388,193,1866]" captionTargetPageId="4" captionText="FIGURE 2. A E, Pinkfloydia rixi n. sp. (male holotype and female paratype); F, P. harveii Dimitrov &amp; Hormiga (form Western Australia, Austin Bay Nat. Res., WAM T 98595). Arrow in A and F point out to diagnostic characters. A, F, male palp, ventral. B, male palp, ventral. C, D, dorsal and ectal respectively (arrow, cymbial ectomedial process. E, epigynum, ventral. Abbreviations: C, conductor; CEBP, cymbial ectobasal process; E, embolus; MEA, Metainae embolic process; P, paracymbium; T, tegulum. Scale bars: A, E, 0.1 mm; all other, 0.2 mm." httpUri="https://zenodo.org/record/848357/files/figure.png" pageId="1" pageNumber="481">Fig. 2E</figureCitation>
; no similar plate has been described in any other member of
<taxonomicName id="4C0A4D365D2E5A04FE82F973F91AF899" authorityName="Menge" authorityYear="1866" box="[346,518,1791,1816]" class="Arachnida" family="Tetragnathidae" kingdom="Animalia" order="Araneae" pageId="1" pageNumber="481" phylum="Arthropoda" rank="family">Tetragnathidae</taxonomicName>
). Copulatory openings are displaced caudally and hidden by the distal edge of the epigynum in a transversal groove (
<figureCitation id="13312A305D2E5A04FDC3F8A8F96EF8BD" box="[539,626,1828,1853]" captionStart="FIGURE 3" captionStartId="5.[151,250,1861,1883]" captionTargetBox="[281,1313,222,1815]" captionTargetId="figure@5.[234,1335,193,1828]" captionTargetPageId="5" captionText="FIGURE 3. A E, Pinkfloydia rixi n. sp. (male holotype and female paratype); F H, P. harveii Dimitrov &amp; Hormiga (form Western Australia, Austin Bay Nat. Res., WAM T 98595). A, male palp, ventral. B, embolic division, ventral. C, paracymbium, ventral. D, epigynum, ventral. E, epigynum (cleared), dorsal. F, male palp, ventral. G, embolic division, ventral. H, paracymbium, ventral. Abbreviations: C, conductor; CEBP, cymbial ectobasal process CEMP, cymbial ectomedial process; E, embolus; MEA, Metainae embolic process; P, paracymbium; S, spermathecae; T, tegulum. Scale bars: A, F, D, 0.2 mm; all other, 0.1 mm." httpUri="https://zenodo.org/record/848359/files/figure.png" pageId="1" pageNumber="481">Fig. 3E</figureCitation>
).
</paragraph>
</subSubSection>
</treatment>
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