149 lines
16 KiB
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149 lines
16 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.544.6074" ID-GBIF-Dataset="0e5e47a0-f8f3-4039-b0e1-c159fef0b9f6" ID-PMC="PMC4714384" ID-Pensoft-Pub="1313-2970-544-1" ID-PubMed="26798289" ID-ZBK="C5978BD0145B40F8ACDEB27371B7B9A4" ModsDocAuthor="" ModsDocDate="2015" ModsDocID="1313-2970-544-1" ModsDocOrigin="ZooKeys 544" ModsDocTitle="The Mecyclothorax beetles (Coleoptera, Carabidae, Moriomorphini) of Haleakala-, Maui: Keystone of a hyperdiverse Hawaiian radiation" checkinTime="1451243640953" checkinUser="pensoft" docAuthor="Liebherr, James K." docDate="2015" docId="D06086B629D200A8DC6362C3E425DFBE" docLanguage="en" docName="ZooKeys 544: 1-407" docOrigin="ZooKeys 544" docSource="http://dx.doi.org/10.3897/zookeys.544.6074" docTitle="Mecyclothorax dispar Liebherr, 2015, sp. n." docType="treatment" docUuid="D0BEB167-F0CF-49D3-A455-4993237AAF53" docUuidSource="ZooBank" docVersion="5" lastPageNumber="203" masterDocId="FF92FFC2FF9FFFC7191EFFB8FF91AF5D" masterDocTitle="The Mecyclothorax beetles (Coleoptera, Carabidae, Moriomorphini) of Haleakala-, Maui: Keystone of a hyperdiverse Hawaiian radiation" masterLastPageNumber="407" masterPageNumber="1" pageNumber="201" updateTime="1668162300918" 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>The Mecyclothorax beetles (Coleoptera, Carabidae, Moriomorphini) of Haleakala-, Maui: Keystone of a hyperdiverse Hawaiian radiation</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>Liebherr, James K.</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>544</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>407</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.544.6074</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.544.6074</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-544-1</mods:identifier>
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<mods:identifier type="ZBK">C5978BD0145B40F8ACDEB27371B7B9A4</mods:identifier>
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<mods:identifier type="ZooBank">C5978BD0145B40F8ACDEB27371B7B9A4</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="127853545" LSID="urn:lsid:zoobank.org:act:D0BEB167-F0CF-49D3-A455-4993237AAF53" httpUri="http://treatment.plazi.org/id/D06086B629D200A8DC6362C3E425DFBE" lastPageId="202" lastPageNumber="203" pageId="200" pageNumber="201">
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<subSubSection pageId="200" pageNumber="201" type="multiple">
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<paragraph pageId="200" pageNumber="201">Taxon classification Animalia Coleoptera Carabidae</paragraph>
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</subSubSection>
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<subSubSection pageId="200" pageNumber="201" type="nomenclature">
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<paragraph pageId="200" pageNumber="201">
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(084)
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<taxonomicName LSID="http://zoobank.org/D0BEB167-F0CF-49D3-A455-4993237AAF53" class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax dispar" order="Coleoptera" pageId="200" pageNumber="201" phylum="Arthropoda" rank="species" species="dispar">Mecyclothorax dispar</taxonomicName>
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<taxonomicNameLabel pageId="200" pageNumber="201">sp. n.</taxonomicNameLabel>
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Figs 100E, 101
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</paragraph>
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</subSubSection>
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<subSubSection pageId="200" pageNumber="201" type="diagnosis">
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<paragraph pageId="200" pageNumber="201">Diagnosis.</paragraph>
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<paragraph pageId="200" pageNumber="201">
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Most similar (Fig. 100E) to the preceding
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax gracilicollis" order="Coleoptera" pageId="200" pageNumber="201" phylum="Arthropoda" rank="species" species="gracilicollis">Mecyclothorax gracilicollis</taxonomicName>
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(Fig. 100D) in elytral striation but larger bodied; standardized body length 4.75 mm. Also differing in the more broadly based pronotum-MPW/BPW = 1.51-and the glossy elytra with only patches of transverse-mesh microsculpture, sculpticell breadth 2
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<normalizedToken originalValue="–3×">-3x</normalizedToken>
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length, between the glossy portions. The unique holotype is slightly
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<normalizedToken originalValue="teneral–the">teneral-the</normalizedToken>
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left elytron failed to fully
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<normalizedToken originalValue="inflate–but">inflate-but</normalizedToken>
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the legs exhibit the smoky brunneous femoral apex that is shared with
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax crassuloides" order="Coleoptera" pageId="200" pageNumber="201" phylum="Arthropoda" rank="species" species="crassuloides">Mecyclothorax crassuloides</taxonomicName>
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(Fig. 100B) and
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax crassulus" order="Coleoptera" pageId="200" pageNumber="201" phylum="Arthropoda" rank="species" species="crassulus">Mecyclothorax crassulus</taxonomicName>
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(Fig. 100C). Setal formula 2 1 2 0.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="201" lastPageNumber="202" pageId="200" pageNumber="201" type="description">
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<paragraph pageId="200" pageNumber="201">Description</paragraph>
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<paragraph lastPageId="201" lastPageNumber="202" pageId="200" pageNumber="201">
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(n = 1). Head capsule with frontal grooves deep and broad near clypeus, sinuously curved toward eye and terminated mesad a thin, low carina at anterior supraorbital seta; dorsal impression of neck slightly concave; eyes moderately convex, ocular ratio = 1.47, large, covering much of ocular lobe, ocular lobe ratio = 0.88; labral anterior margin angularly emarginate medially to 1/8 of labral length; antennae filiform, antennomeres 2-3 with sparse pelage of short setae; mentum tooth with sides acute, apex rounded. Pronotum appearing longer than broad, but MPW/PL = 1.18; hind angle right, margin slightly rounded behind, lateral margin subparallel for 0.1
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<normalizedToken originalValue="×">x</normalizedToken>
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length before angle; median base slightly depressed relative to disc, ~8 isolated punctures each side and minute longitudinal wrinkles along margin; basal margin slightly convex between laterobasal depressions; median longitudinal impression very finely incised, situated in slight
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<pageBreakToken pageId="201" pageNumber="202" start="start">depression</pageBreakToken>
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of disc, crossed by indistinct longitudinal wrinkles; anterior transverse impression broad, moderately deep, smooth, narrowly incised at front angles; anterior callosity slightly convex, smooth, glossy; front angles slightly produced, rounded; apical and basal pronotal widths equal; lateral marginal depression very narrow, edge beadlike, slightly broader at front angle; laterobasal depression with slightly irregular surface, broadest apically and narrowed to hind angle. Proepisternum with 5 minute punctures along hind marginal groove; prosternal process narrowly medially depressed. Elytra subquadrate to slightly ovoid (left elytron slightly deformed), disc slightly depressed along suture, sides distinctly sloped to lateral marginal depression; basal groove distinctly curved to angulate humerus at juncture with lateral marginal depression, MEW/HuW = 2.17; parascutellar seta present; parascutellar striole with 4 punctures, deep, continuous; sutural interval more convex than 2nd interval throughout length, disc depressed at sutural interval; sutural stria broad, shallow, and smooth basally, deeper and more finely incised apically; discal striae 2-6 very shallow but traceable, associate intervals very slightly convex; 8th interval laterad 7th stria slightly more convex than apical fused portion of striae 5 + 7; 2 dorsal elytral setae at 0.30
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<normalizedToken originalValue="×">x</normalizedToken>
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and 0.59
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<normalizedToken originalValue="×">x</normalizedToken>
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elytral length, setal impressions very small, spanning
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<normalizedToken originalValue="½">1/2</normalizedToken>
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width of interval 3; lateral elytral setae arranged in anterior series of 7 setae and posterior series of 5-6 setae; elytral marginal depression broadest at humeral angle, margin upturned in basal half, beaded toward subapical sinuation; subapical sinuation deep, abruptly incurved anteriorly. Mesepisternum with ~9 punctures in 1-2 rows; metepisternal width to length ratio = 0.7; metepisternum/metepimeron suture distinct. Abdomen with irregular lateral wrinkles in ventrites 1-5, lateral depressions in ventrites 3-6; suture between ventrites 2 and 3 partially effaced; apical female ventrite with 4 equally spaced setae and median trapezoid of 4 subequal, short setae. Legs-metatarsomere 1/metatibial length ratio = 0.19; metatarsomere 4 length along outer lobe 1.3
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<normalizedToken originalValue="×">x</normalizedToken>
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medial tarsomere length, apical and subapical setae present; metatarsal dorsolateral sulci broad, shallow, median area subcarinate. Microsculpture of vertex an obsolete transverse mesh, sculpticell breadth 2
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<normalizedToken originalValue="×">x</normalizedToken>
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length, surface glossy; pronotal disc with obsolete microsculpture, surface glossy, median base glossy with indistinct transverse sculpticells laterally; elytral apex with shallow transverse mesh, sculpticell breadth 2
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<normalizedToken originalValue="–3×">-3x</normalizedToken>
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length; metasternum with shallow transverse mesh, sculpticell breadth 3
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<normalizedToken originalValue="–4×">-4x</normalizedToken>
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length; laterobasal abdominal ventrites with swirling isodiametric and transverse microsculpture. Coloration of vertex rufous with piceous cast (based on estimate from teneral type); antennomere 1 rufoflavous, antennomeres 2-3 rufobrunneous, 4-11 with piceous cast; pronotal disc rufous to rufobrunneous, lateral margins concolorous, base and apex rufoflavous; proepipleuron rufoflavous, proepisternum rufoflavous dorsally, rufobrunneous ventrally; elytral disc rufous with brunneous cast, sutural interval rufous basally, rufoflavous apically; elytral interval 9 rufopiceous, marginal depression rufoflavous; elytral apex rufoflavous only on interval 8 and along apical margin; elytral epipleuron flavous, metepisternum rufoflavous; abdominal ventrites 1-3 rufobrunneous, 4-6 rufoflavous, apical half of apical ventrite 6 flavous; metafemur flavous with smoky brunneous base and apex; metatibia rufobrunneous with piceous cast.
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</paragraph>
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<paragraph pageId="201" pageNumber="202">Female reproductive tract. The lone female specimen was not dissected.</paragraph>
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</subSubSection>
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<subSubSection pageId="202" pageNumber="203" type="holotype">
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<paragraph pageId="202" pageNumber="203">
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<pageBreakToken pageId="202" pageNumber="203" start="start">Holotype</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="202" pageNumber="203">
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Female (CUIC) labeled: HI: Maui Haleakala N.P. / Kipahulu Vy. Central / Pali Tr. 1200 m el. / 29-IV-1991 sifting / moss & leaf litter // J.K. Liebherr / A.C. Medeiros / Jr. collectors // HOLOTYPE /
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="genus">Mecyclothorax</taxonomicName>
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/
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<taxonomicName lsidName="dispar" pageId="202" pageNumber="203" rank="species" species="dispar">dispar</taxonomicName>
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/ Liebherr / det. J.K. Liebherr 2015 (black-margined red label).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="202" pageNumber="203" type="etymology">
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<paragraph pageId="202" pageNumber="203">Etymology.</paragraph>
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<paragraph pageId="202" pageNumber="203">
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The adjectival species epithet
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<taxonomicName lsidName="dispar" pageId="202" pageNumber="203" rank="species" species="dispar">dispar</taxonomicName>
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means different, or unequal in Latin (
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<bibRefCitation author="Brown, RW" journalOrPublisher="Smithsonian Institution Press, Washington, D. C." pageId="307" pageNumber="308" title="Composition of Scientific Words" year="1956">Brown 1956</bibRefCitation>
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), and is used here to represent the unusual body proportions that characterize this species.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="202" pageNumber="203" type="distribution and habitat">
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<paragraph pageId="202" pageNumber="203">Distribution and habitat.</paragraph>
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<paragraph pageId="202" pageNumber="203">
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax dispar" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="species" species="dispar">Mecyclothorax dispar</taxonomicName>
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is known only from the type collected at 1200 m elevation along the Central Pali Trail,
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<normalizedToken originalValue="Kīpahulu">Kīpahulu</normalizedToken>
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Valley. The specimen was collected from the first set of sift samples completed by Liebherr and Medeiros in
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<normalizedToken originalValue="Kīpahulu">Kīpahulu</normalizedToken>
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Valley (Fig. 101). We collected four sift samples of about 2 l volume each, and collected beetles from the siftate as it lay spread on a beating sheet. The siftate included litter from
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<normalizedToken originalValue="‘ōhi‘a">'ōhi'a</normalizedToken>
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and
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<taxonomicName class="Polypodiopsida" family="Cibotiaceae" genus="Cibotium" higherTaxonomySource="CoL" kingdom="Plantae" lsidName="Cibotium" order="Cyatheales" pageId="202" pageNumber="203" phylum="Tracheophyta" rank="genus">Cibotium</taxonomicName>
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(
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<normalizedToken originalValue="hāpu‘u">hapu'u</normalizedToken>
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), as well as moss from the drier undersides of downed logs. The litter was extremely wet from rain; e.g. 9 cm of rain fell the night after this daytime sampling (unpubl. data). Other
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="genus">Mecyclothorax</taxonomicName>
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spp. collected in these samples included:
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax aquilus" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="species" species="aquilus">Mecyclothorax aquilus</taxonomicName>
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,
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax manducus" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="species" species="manducus">Mecyclothorax manducus</taxonomicName>
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,
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax mauiae" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="species" species="mauiae">Mecyclothorax mauiae</taxonomicName>
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,
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax ovipennis" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="species" species="ovipennis">Mecyclothorax ovipennis</taxonomicName>
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,
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax pau" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="species" species="pau">Mecyclothorax pau</taxonomicName>
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,
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax poouli" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="species" species="poouli">Mecyclothorax poouli</taxonomicName>
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, and
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax simpulum" order="Coleoptera" pageId="202" pageNumber="203" phylum="Arthropoda" rank="species" species="simpulum">Mecyclothorax simpulum</taxonomicName>
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.
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</paragraph>
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</subSubSection>
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</treatment>
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</document> |