216 lines
19 KiB
XML
216 lines
19 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.507.9303" ID-GBIF-Dataset="e31f64f8-41d1-44e8-b83f-33fef98c3e8f" ID-PMC="PMC4490221" ID-Pensoft-Pub="1313-2970-507-115" ID-PubMed="26155073" ID-ZBK="83353FFD8729496E92402EFA8FC86BCE" ModsDocAuthor="" ModsDocDate="2015" ModsDocID="1313-2970-507-115" ModsDocOrigin="ZooKeys 507" ModsDocTitle="Taxonomic revision of the genus Prionopelta (Hymenoptera, Formicidae) in the Malagasy region" checkinTime="1451244260054" checkinUser="pensoft" docAuthor="Overson, Rick & Fisher, Brian L." docDate="2015" docId="43EA0BAAB3F089FB1FD0BB5859DBFE86" docLanguage="en" docName="ZooKeys 507: 115-150" docOrigin="ZooKeys 507" docSource="http://dx.doi.org/10.3897/zookeys.507.9303" docTitle="Prionopelta seychelles Overson & Fisher, sp. n." docType="treatment" docUuid="8DB94B93-AD69-4D75-B5A4-2561EC02622B" docUuidSource="ZooBank" docVersion="4" lastPageNumber="128" masterDocId="FFEDFFEB375ADF10655CFFE8767DFFF8" masterDocTitle="Taxonomic revision of the genus Prionopelta (Hymenoptera, Formicidae) in the Malagasy region" masterLastPageNumber="150" masterPageNumber="115" pageNumber="128" updateTime="1668160393648" 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>Taxonomic revision of the genus Prionopelta (Hymenoptera, Formicidae) in the Malagasy region</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>Overson, Rick</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, Brian L.</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>2015</mods:date>
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<mods:detail type="volume">
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<mods:number>507</mods:number>
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</mods:detail>
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<mods:extent unit="page">
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<mods:start>115</mods:start>
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<mods:end>150</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.507.9303</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.507.9303</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-507-115</mods:identifier>
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<mods:identifier type="ZBK">83353FFD8729496E92402EFA8FC86BCE</mods:identifier>
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<mods:identifier type="ZooBank">83353FFD8729496E92402EFA8FC86BCE</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="152060267" LSID="urn:lsid:zoobank.org:act:8DB94B93-AD69-4D75-B5A4-2561EC02622B" httpUri="http://treatment.plazi.org/id/43EA0BAAB3F089FB1FD0BB5859DBFE86" lastPageNumber="128" pageId="13" pageNumber="128">
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<subSubSection pageId="13" pageNumber="128" type="multiple">
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<paragraph pageId="13" pageNumber="128">Taxon classification Plantae Hymenoptera Formicidae</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="nomenclature">
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<paragraph pageId="13" pageNumber="128">
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<taxonomicName LSID="http://zoobank.org/8DB94B93-AD69-4D75-B5A4-2561EC02622B" authority="Overson & Fisher" class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles Overson & Fisher</taxonomicName>
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<taxonomicNameLabel pageId="13" pageNumber="128">sp. n.</taxonomicNameLabel>
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Figs 3C, 8
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</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="type material">
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<paragraph pageId="13" pageNumber="128">Type material.</paragraph>
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<paragraph pageId="13" pageNumber="128">
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Holotype, pinned worker, SEYCHELLES, Silhouette Island, ridge from Mont Corgat to Mont Cocos Marrons,
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<geoCoordinate direction="south" orientation="latitude" precision="1" value="-4.50126">4.50126°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="1" value="55.23985">55.23985°E</geoCoordinate>
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, 455 m, forest, sifted litter (leaf mold, rotten wood), collection code BLF23364, 24.ii.2010 (B.L. Fisher et al.) (CASC: CASENT0161311). Paratypes, eight pinned workers with same data as holotype (BMNH: CASENT0161314; CASC: CASENT0161310; CASENT0161312; CASENT0161313; CASENT0161315; CASENT0161316; CASENT0161317; CASENT0161319).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="diagnosis">
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<paragraph pageId="13" pageNumber="128">Diagnosis.</paragraph>
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<paragraph pageId="13" pageNumber="128">
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles</taxonomicName>
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is the only known species from Seychelles. It can be distinguished from all other Malagasy
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="genus">Prionopelta</taxonomicName>
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through the following characters: twelve antennal segments; densely arranged cephalic foveae with virtually no space for additional foveae and no shining integument visible between; pronotum consisting of shallow foveae much larger in diameter than those on the head with punctures between; median cephalic band which is devoid of foveae not swelling above the surrounding integument, and often characterized as being wider anteriorly and narrower posteriorly.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="worker measurements">
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<paragraph pageId="13" pageNumber="128">Worker measurements</paragraph>
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<paragraph pageId="13" pageNumber="128">(N=15). HL 0.44-0.48 (0.46); HW 0.33-0.37 (0.35); SL 0.22-0.26 (0.24); WL 0.47-0.54 (0.5); PetL 0.13-0.17 (0.14); PetW 0.17-0.21 (0.18); T1W 0.29-0.31 (0.3); CI 73.63-80.41 (76.39); PI 106.92-144.44 (128.7); SI 64.56-73.43 (69.77).</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="worker description">
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<paragraph pageId="13" pageNumber="128">Worker description.</paragraph>
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<paragraph pageId="13" pageNumber="128">Twelve antennal segments; posterior margin of the head weakly concave in full-face view; small cephalic foveae densely positioned so that no flat, shining integument is present between; median cephalic band which is devoid of foveae does not appear to swell above the surrounding integument, but rather appears as a smooth, shining surface which is widest anteriorly, narrowing posteriorly; apical tooth intermediate in length; pronotum with foveae which range from shallow to deep and are interspersed regularly with punctures; mesonotum and propodeum consisting of large, shallow foveae; metanotal groove strongly visible, and mesopropodeal suture visible to barely visible, but some depression always present; posterior propodeal edge viewed dorsally is straight or only very slightly concave; no protruding lamellae of the posterior propodeum.</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="etymology">
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<paragraph pageId="13" pageNumber="128">Etymology.</paragraph>
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<paragraph pageId="13" pageNumber="128">This species is named after the Seychelles archipelago, to which it is endemic. The species epithet is a noun in apposition, and thus invariable.</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="distribution and ecology">
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<paragraph pageId="13" pageNumber="128">Distribution and ecology.</paragraph>
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<paragraph pageId="13" pageNumber="128">
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This species is known only from Seychelles and is found between 15-660 meters of elevation on the islands of
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<normalizedToken originalValue="Mahé">Mahe</normalizedToken>
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, Conception,
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<normalizedToken originalValue="Thérèse">Therese</normalizedToken>
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, Silhouette, Praslin, La Digue,
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<normalizedToken originalValue="Félicité">Felicite</normalizedToken>
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Island, and the Little Sister island group. It does not appear to have strict habitat preferences as it has been collected in mixed forest, littoral forest, non-native forest, palm forest, and coastal scrub.
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles</taxonomicName>
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has also been collected from a diversity of microhabitats including from leaf litter, inside rotten logs, under rocks, under moss on live trees, and under root mats.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="taxonomic notes">
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<paragraph pageId="13" pageNumber="128">Taxonomic notes.</paragraph>
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<paragraph pageId="13" pageNumber="128">
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles</taxonomicName>
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is most likely to be confused with
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta subtilis" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="subtilis">Prionopelta subtilis</taxonomicName>
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, as both have very small cephalic foveae that are densely arranged on the head. However, the two species are not sympatric, as
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles</taxonomicName>
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is known only from Seychelles, and
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta subtilis" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="subtilis">Prionopelta subtilis</taxonomicName>
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only from Madagascar. The median cephalic bands contrast markedly between these taxa, as that of
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles</taxonomicName>
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is wide anteriorly, often tapering posteriorly, with an interrupted border caused by aberrantly placed foveae which break up the margins which define the smooth shining area (Fig. 8A). That of
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta subtilis" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="subtilis">Prionopelta subtilis</taxonomicName>
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, on the other hand, is very thin throughout its length, with clearly defined borders which are swollen above the surrounding integument (Fig. 3A, B) On average,
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta subtilis" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="subtilis">Prionopelta subtilis</taxonomicName>
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also has a wider head than
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles</taxonomicName>
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: 0.39-0.45 (0.42) vs. 0.33-0.37 (0.35), respectively. Additionally, the cephalic foveae of
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta subtilis" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="subtilis">Prionopelta subtilis</taxonomicName>
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are smaller and the cephalic sculpture overall appears more delicate than that of
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles</taxonomicName>
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.
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</paragraph>
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<caption pageId="13" pageNumber="128">
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<paragraph pageId="13" pageNumber="128">
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Figure 8.
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<taxonomicName class="Insecta" family="Formicidae" genus="Prionopelta" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Prionopelta seychelles" order="Hymenoptera" pageId="13" pageNumber="128" phylum="Arthropoda" rank="species" species="seychelles">Prionopelta seychelles</taxonomicName>
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paratype worker (CASENT0161319). A Head in full-face view B Body in profile C Body in dorsal view.
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="13" pageNumber="128" type="non-type material">
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<paragraph pageId="13" pageNumber="128">Non-type material.</paragraph>
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<paragraph pageId="13" pageNumber="128">
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SEYCHELLES: Conception Island,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.6631">4.6631°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.3682">55.3682°E</geoCoordinate>
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, 65 m, mixed forest, 12.ii.2010 (B.L.Fisher et al.);
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<normalizedToken originalValue="Félicité">Felicite</normalizedToken>
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Island,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.3258">4.3258°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.8698">55.8698°E</geoCoordinate>
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, 120 m, forest, 1.ii.2010 (B.L.Fisher et al.); La Digue Island,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.3561">4.3561°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.8433">55.8433°E</geoCoordinate>
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, 300 m, forest, 31.i.2010 (B.L.Fisher et al.); La Digue Island, Veuve
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<normalizedToken originalValue="Réserve">Reserve</normalizedToken>
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,
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<geoCoordinate direction="south" orientation="latitude" precision="55" value="-4.357">4.357°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.8279">55.8279°E</geoCoordinate>
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, 15 m, littoral forest, 2.ii.2010 (B.L.Fisher et al.);
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<normalizedToken originalValue="Mahé">Mahe</normalizedToken>
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Island, Casse Dent, Morne Seychellois National Park,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.6528">4.6528°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.4374">55.4374°E</geoCoordinate>
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, 465 m, mixed forest, 11.ii.2010 (B.L.Fisher et al.);
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<normalizedToken originalValue="Mahé">Mahe</normalizedToken>
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Island, Morne Blanc,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.6574">4.6574°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.4333">55.4333°E</geoCoordinate>
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, 660 m, mixed forest near glacis, 10.ii.2010 (B.L.Fisher et al.); Mare Aux Cochon,
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<normalizedToken originalValue="Mahé">Mahe</normalizedToken>
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Island, 30.vii.2002 (J. Gerlach); Praslin Island,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.3546">4.3546°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="55" value="55.748">55.748°E</geoCoordinate>
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, 25 m, coastal scrub, 6.ii.2010 (B.L.Fisher et al.); Praslin Island, Praslin tower,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.3409">4.3409°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.7451">55.7451°E</geoCoordinate>
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, 370 m, mixed forest, 3.ii.2010 (B.L.Fisher et al.); Praslin Island,
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<normalizedToken originalValue="Vallée">Vallee</normalizedToken>
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de Mai,
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<geoCoordinate direction="south" orientation="latitude" precision="55" value="-4.331">4.331°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.7389">55.7389°E</geoCoordinate>
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, 200 m, palm forest, 2.ii.2010 (B.L.Fisher et al.); Silhouette Island, above Jardin Marron on crest to Mont Plaisir and Pot
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<normalizedToken originalValue="à">a</normalizedToken>
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Eau,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.4867">4.4867°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.2341">55.2341°E</geoCoordinate>
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, 520 m, forest, 20.i.2010 (B.L.Fisher et al.); Silhouette Island, Gratte Fesse,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.4917">4.4917°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.2389">55.2389°E</geoCoordinate>
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, 450 m, forest, 6.iv.2009 (J. Gerlach); Silhouette Island, Jardin Marron,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.4864">4.4864°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.2363">55.2363°E</geoCoordinate>
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, 395 m, non native forest, 27.i.2010 (B.L.Fisher et al.); Silhouette Island, Jardin Marron,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.4864">4.4864°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.2364">55.2364°E</geoCoordinate>
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, 390 m, 24.iii.2009 (J. Gerlach); Silhouette Island, La Passe,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.4847">4.4847°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.2508">55.2508°E</geoCoordinate>
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, 20 m, park/garden, 12.vii.2001 (J. Gerlach); Silhouette Island, on path to Anse Mondon,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.4689">4.4689°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.2294">55.2294°E</geoCoordinate>
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, 255 m, forest, 23.i.2010 (B.L.Fisher et al.); Silhouette Island, on plateau toward Gratte Fesse,
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<geoCoordinate direction="south" orientation="latitude" precision="5" value="-4.4879">4.4879°S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="5" value="55.2342">55.2342°E</geoCoordinate>
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, 490 m, forest, 22.i.2010 (B.L.Fisher et al.).
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |