161 lines
13 KiB
XML
161 lines
13 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.727.20222" ID-GBIF-Dataset="13853cb6-522e-4f94-b633-c4a51ba63624" ID-PMC="PMC5799789" ID-Pensoft-Pub="1313-2970-727-1" ID-PubMed="29416388" ID-ZBK="12B663F7190040788E1EEF8BAC4DF81B" ModsDocAuthor="" ModsDocDate="2017" ModsDocID="1313-2970-727-1" ModsDocOrigin="ZooKeys 727" ModsDocTitle="A review of the Madagascan pelican spiders of the genera Eriauchenius O. Pickard-Cambridge, 1881 and Madagascarchaea gen. n. (Araneae, Archaeidae)" checkinTime="1515696595036" checkinUser="pensoft" docAuthor="Wood, Hannah M. & Scharff, Nikolaj" docDate="2017" docId="9D462934DCC101B207D624E652CECE3C" docLanguage="en" docName="ZooKeys 727: 1-96" docOrigin="ZooKeys 727" docSource="http://dx.doi.org/10.3897/zookeys.727.20222" docTitle="Eriauchenius bourgini Millot 1948" docType="treatment" docVersion="4" lastPageNumber="1" masterDocId="FFEBD959ED2FFFAA9450FF8B1957B348" masterDocTitle="A review of the Madagascan pelican spiders of the genera Eriauchenius O. Pickard-Cambridge, 1881 and Madagascarchaea gen. n. (Araneae, Archaeidae)" masterLastPageNumber="96" masterPageNumber="1" pageNumber="1" updateTime="1668165276717" 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>A review of the Madagascan pelican spiders of the genera Eriauchenius O. Pickard-Cambridge, 1881 and Madagascarchaea gen. n. (Araneae, Archaeidae)</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>Wood, Hannah 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>Scharff, Nikolaj</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>727</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>96</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.727.20222</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.727.20222</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-727-1</mods:identifier>
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<mods:identifier type="ZBK">12B663F7190040788E1EEF8BAC4DF81B</mods:identifier>
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<mods:identifier type="ZooBank">12B663F7190040788E1EEF8BAC4DF81B</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="140245894" LSID="urn:lsid:plazi:treatment:9D462934DCC101B207D624E652CECE3C" httpUri="http://treatment.plazi.org/id/9D462934DCC101B207D624E652CECE3C" 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 authority="Millot, 1948" authorityName="Millot" authorityYear="1948" class="Arachnida" family="Archaeidae" genus="Eriauchenius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eriauchenius bourgini" order="Araneae" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="bourgini">Eriauchenius bourgini (Millot, 1948)</taxonomicName>
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Figs 13, 31
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="reference_group">
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName family="Archaeidae" genus="Archaea" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Archaea bourgini" order="Araneae" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="bourgini">Archaea bourgini</taxonomicName>
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Millot, 1948: 10, figs 1C,2C,3B,3E.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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<taxonomicName family="Archaeidae" genus="Archaea" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Archaea bourgini" order="Araneae" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="bourgini">Archaea bourgini</taxonomicName>
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Legendre, 1970: 26, figs 10-11,14C.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="type material">
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<paragraph pageId="0" pageNumber="1">Type material.</paragraph>
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<paragraph pageId="0" pageNumber="1">
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As
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<taxonomicName family="Archaeidae" genus="Archaea" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Archaea bourgini" order="Araneae" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="bourgini">Archaea bourgini</taxonomicName>
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Millot, 1948: 6M, 3F, Madagascar, La Mandraka (examined, deposited in MNHN; MNHN 13/1970).
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Material described and other material examined: 3M,5F,4Juvs, MADAGASCAR: Antananarivo,
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<normalizedToken originalValue="Réserve">Reserve</normalizedToken>
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<normalizedToken originalValue="Spéciale">Speciale</normalizedToken>
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<normalizedToken originalValue="d’Ambohitantely">d'Ambohitantely</normalizedToken>
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,
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<normalizedToken originalValue="Forêt">Foret</normalizedToken>
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<normalizedToken originalValue="d’Ambohitantely">d'Ambohitantely</normalizedToken>
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, 20.9 km 72° NE Ankazobe,
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<geoCoordinate direction="south" orientation="latitude" precision="15" value="-18.225279">18°13'31"S</geoCoordinate>
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,
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<geoCoordinate direction="east" orientation="longitude" precision="15" value="47.286945">47°17'13"E</geoCoordinate>
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, 1410 m, 17-22 Apr 2001, montane rainforest, EB17 beating low vegetation, Fisher, Griswold et al. (CASENT9001207)
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</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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Males and females are distinguished from other
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<taxonomicName class="Arachnida" family="Archaeidae" genus="Eriauchenius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eriauchenius" order="Araneae" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">Eriauchenius</taxonomicName>
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by having pointed extensions on coxae I (Fig. 13L, arrows). Males and females of
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<taxonomicName lsidName="E. bourgini" pageId="0" pageNumber="1" rank="species" species="bourgini">E. bourgini</taxonomicName>
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and
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<taxonomicName lsidName="E. zirafy" pageId="0" pageNumber="1" rank="species" species="zirafy">E. zirafy</taxonomicName>
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sp. n. are also distinguished by having two large protrusions on the crown of the cephalon (Fig. 13A). Females of
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<taxonomicName lsidName="E. bourgini" pageId="0" pageNumber="1" rank="species" species="bourgini">E. bourgini</taxonomicName>
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and
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<taxonomicName lsidName="E. zirafy" pageId="0" pageNumber="1" rank="species" species="zirafy">E. zirafy</taxonomicName>
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sp. n. are indistinguishable but are different from all other
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<taxonomicName class="Arachnida" family="Archaeidae" genus="Eriauchenius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eriauchenius" order="Araneae" pageId="0" pageNumber="1" phylum="Arthropoda" rank="genus">Eriauchenius</taxonomicName>
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by having two sclerotized invaginations on the bursa (Figs 13B, 22B, arrows). In
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<taxonomicName lsidName="E. bourgini" pageId="0" pageNumber="1" rank="species" species="bourgini">E. bourgini</taxonomicName>
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males the conductor has four elaborate processes (Fig. 13
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<normalizedToken originalValue="D–K">D-K</normalizedToken>
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), and in and
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<taxonomicName lsidName="E. zirafy" pageId="0" pageNumber="1" rank="species" species="zirafy">E. zirafy</taxonomicName>
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sp. n. males, five elaborate processes (Fig. 22
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<normalizedToken originalValue="D–K">D-K</normalizedToken>
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).
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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">
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Male (based on CASENT9001207, from
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<normalizedToken originalValue="Réserve">Reserve</normalizedToken>
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<normalizedToken originalValue="Spéciale">Speciale</normalizedToken>
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<normalizedToken originalValue="d’Ambohitantely">d'Ambohitantely</normalizedToken>
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, Madagascar). Total length 1.94, carapace 0.79 long, 0.74 wide. Abdomen 1.09 long, 0.97 high. Carapace tilt angle 72.1°, tilt height (CtH) 1.80, constriction 0.33, head length 0.89, neck length 0.93. CtH divided by carapace length 2.28. Cephalon with AME on a large bulge and 4 post-ocular spines on the crown of the cephalon, with the posterior pair on large protrusions and the anterior pair not on protrusions, and with 1 small spine between the LE and median eyes (on each side, for a total of 2). Chelicerae 1.68 long, and with a short spine 0.70 from base of chelicerae, projecting downward. Femur I 2.13 long. Sternum 0.51 long, 0.36 wide. Carapace, chelicerae, and sternum dark reddish brown with white setae. Coxae and legs lighter brown, with darker annulations on tibiae and metatarsi. Coxae I with posterior extensions (Fig. 13L). Abdomen mottled brown and beige, with a bright white patch on each lateral side, with tufts of white setae (as in Fig. 22A from
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<taxonomicName lsidName="E. zirafy" pageId="0" pageNumber="1" rank="species" species="zirafy">E. zirafy</taxonomicName>
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sp. n.). Pedipalpal bulb with a small membraneous sac on the retrolateral side, with the base of the conductor small and triangular (labeled
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<normalizedToken originalValue="“c”">"c"</normalizedToken>
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in Fig. 13D,
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<normalizedToken originalValue="F–G">F-G</normalizedToken>
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), and with the remainder of the conductor wrapping around the embolus and with four long processes (Fig. 13
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<normalizedToken originalValue="D–F">D-F</normalizedToken>
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). The embolus is thick and contains several processes.
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</paragraph>
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<paragraph pageId="0" pageNumber="1">
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Female (based on CASENT9001207, from
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<normalizedToken originalValue="Réserve">Reserve</normalizedToken>
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<normalizedToken originalValue="Spéciale">Speciale</normalizedToken>
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<normalizedToken originalValue="d’Ambohitantely">d'Ambohitantely</normalizedToken>
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, Madagascar). Total length 1.89, carapace 0.74 long, 0.72 wide. Abdomen 1.09 long, 1.98 high. Carapace tilt angle 63.0°, tilt height (CtH) 1.85, constriction 0.36, head length 0.92, neck length 0.97. CtH divided by carapace length 2.50. Cephalon as in male. Chelicerae 1.73 long, and with small spine 0.84 from base of chelicerae. Femur I 2.03 long. Sternum 0.49 long, 0.33 wide. Colors as in male, except abdomen lacking the bright white lateral patches (Fig. 13A). Female genitalia with a small and simple FSGP, and posterior bar highly reduced (Fig. 13B). Bursa lacking poreplates and instead having a sclerotized invagination on each lateral side of the anterior side of the bursa (Fig. 13C, arrows).
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</paragraph>
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<caption pageId="0" pageNumber="1">
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<paragraph pageId="0" pageNumber="1">
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Figure 13.
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<taxonomicName class="Arachnida" family="Archaeidae" genus="Eriauchenius" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Eriauchenius bourgini" order="Araneae" pageId="0" pageNumber="1" phylum="Arthropoda" rank="species" species="bourgini">Eriauchenius bourgini</taxonomicName>
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(Millot, 1948). A female (CASENT9001207) habitus, lateral view, image reversed
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<normalizedToken originalValue="B–C">B-C</normalizedToken>
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female (CASENT9001207) internal genitalia B dorsal view C anterior view, arrows showing two sclerotized invaginations on the bursa
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<normalizedToken originalValue="D–K">D-K</normalizedToken>
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male pedipalpal bulbs (CASENT9001207),
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<normalizedToken originalValue="D–F">D-F</normalizedToken>
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, K right bulb, image reversed
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<normalizedToken originalValue="G–J">G-J</normalizedToken>
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left bulb D, G, J prolateral view E, H ventral view F, I retrolateral view K apical view L coxae I male (CASENT9001207), ventral view, arrows showing the pointed extensions on coxae I. Scale bars: 1 mm (A); 0.125 mm (B); 0.25 mm (D).
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</paragraph>
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</caption>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="variation">
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<paragraph pageId="0" pageNumber="1">Variation.</paragraph>
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<paragraph pageId="0" pageNumber="1">Total length 1.76-1.94 (males; n=5), 1.89-2.15 (females; n=5); Carapace length 0.73-0.79 (males; n=5), 0.74-0.81 (females; n=5); Femur I 2.54-2.71 times the length of carapace in males (n=5) and 2.45-2.75 times the length of carapace in females (n=5). CtH divided by carapace length 2.20-2.39 in males (n=5), 2.37-2.54 in females (n=5). Average femur I length 2.09 (males; n=5), 2.05 (females; n=5).</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="natural history">
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<paragraph pageId="0" pageNumber="1">Natural history.</paragraph>
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<paragraph pageId="0" pageNumber="1">Specimens were collected at 1410 m in elevation in montane rainforest by beating vegetation.</paragraph>
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</subSubSection>
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<subSubSection pageId="0" pageNumber="1" type="distribution">
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<paragraph pageId="0" pageNumber="1">Distribution.</paragraph>
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<paragraph pageId="0" pageNumber="1">Known only from central-eastern Madagascar (Fig. 31).</paragraph>
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</subSubSection>
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</treatment>
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</document> |