140 lines
16 KiB
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140 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="4362419E4FC5EF0C538A2A107EFE0824" docLanguage="en" docName="ZooKeys 544: 1-407" docOrigin="ZooKeys 544" docSource="http://dx.doi.org/10.3897/zookeys.544.6074" docTitle="Mecyclothorax xestos Liebherr, 2015, sp. n." docType="treatment" docUuid="073B775A-C8B2-496B-AE16-11DE11B2AB4D" docUuidSource="ZooBank" docVersion="5" lastPageNumber="179" masterDocId="FF92FFC2FF9FFFC7191EFFB8FF91AF5D" masterDocTitle="The Mecyclothorax beetles (Coleoptera, Carabidae, Moriomorphini) of Haleakala-, Maui: Keystone of a hyperdiverse Hawaiian radiation" masterLastPageNumber="407" masterPageNumber="1" pageNumber="177" 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="127853626" LSID="urn:lsid:zoobank.org:act:073B775A-C8B2-496B-AE16-11DE11B2AB4D" httpUri="http://treatment.plazi.org/id/4362419E4FC5EF0C538A2A107EFE0824" lastPageId="178" lastPageNumber="179" pageId="176" pageNumber="177">
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<subSubSection pageId="176" pageNumber="177" type="multiple">
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<paragraph pageId="176" pageNumber="177">Taxon classification Animalia Coleoptera Carabidae</paragraph>
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</subSubSection>
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<subSubSection pageId="176" pageNumber="177" type="nomenclature">
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<paragraph pageId="176" pageNumber="177">
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(073)
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<taxonomicName LSID="http://zoobank.org/073B775A-C8B2-496B-AE16-11DE11B2AB4D" class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax xestos" order="Coleoptera" pageId="176" pageNumber="177" phylum="Arthropoda" rank="species" species="xestos">Mecyclothorax xestos</taxonomicName>
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<taxonomicNameLabel pageId="176" pageNumber="177">sp. n.</taxonomicNameLabel>
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Figs 90D, 94
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</paragraph>
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</subSubSection>
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<subSubSection pageId="177" pageNumber="178" type="diagnosis">
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<paragraph pageId="177" pageNumber="178">
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<pageBreakToken pageId="177" pageNumber="178" start="start">Diagnosis</pageBreakToken>
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.
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</paragraph>
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<paragraph pageId="177" pageNumber="178">
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This species (Fig. 90D) plus the following 2 species,
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax orbiculus" order="Coleoptera" pageId="177" pageNumber="178" phylum="Arthropoda" rank="species" species="orbiculus">Mecyclothorax orbiculus</taxonomicName>
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(Fig. 90E), and
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax contractus" order="Coleoptera" pageId="177" pageNumber="178" phylum="Arthropoda" rank="species" species="contractus">Mecyclothorax contractus</taxonomicName>
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(Fig. 90F), comprise the only species of the
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax microps" order="Coleoptera" pageId="177" pageNumber="178" phylum="Arthropoda" rank="species" species="microps">Mecyclothorax microps</taxonomicName>
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group that can be characterized by presence of both supraorbital setae and both pronotal setae, but much reduced elytral setation; no dorsal elytral setae or subapical and apical setae present; base setal formula 2 2 0 0. As the single known specimen of this species unilaterally lacks the anterior supraorbital seta on the right side, this
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<normalizedToken originalValue="species’">species'</normalizedToken>
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setal formula is scored 2(1) 2 0 0. As in all
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax microps" order="Coleoptera" pageId="177" pageNumber="178" phylum="Arthropoda" rank="species" species="microps">Mecyclothorax microps</taxonomicName>
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group species, the parascutellar seta is also absent. This setal configuration relegates the lateral elytral setae to be the sole setiform sensory organs of the dorsal hindbody.
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax xestos" order="Coleoptera" pageId="177" pageNumber="178" phylum="Arthropoda" rank="species" species="xestos">Mecyclothorax xestos</taxonomicName>
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exhibits the most reduced elytral striation of the three species, with: 1, only the sutural and 2nd striae shallow, evident; 2, striae 3-4 traceable only as irregular, shallow grooves; 3, striae 5-6 very shallow, obsolete and interrupted; and 4, stria 7 absent basally, traceable only near elytral apex. Standardized body length 3.8 mm.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="178" lastPageNumber="179" pageId="177" pageNumber="178" type="description">
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<paragraph pageId="177" pageNumber="178">Description</paragraph>
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<paragraph lastPageId="178" lastPageNumber="179" pageId="177" pageNumber="178">
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(n = 1). Head capsule with frontal grooves narrow, a broad convexity laterad groove and fine carinae mesad eye; dorsal impression of neck broadly, slightly concave; eyes flat externally and small, ocular ratio = 1.28, ocular lobe ratio = 0.67; 9-10 ommatidia across horizontal diameter of eye; labral anterior margin angularly emarginate medially 1/7 of length; antennae nearly moniliform, antennomeres 2-3 with few very short setae; mentum tooth with sides acute, apex tightly rounded. Pronotum slightly transverse, MPW/PL = 1.20, basally constricted, MPW/BPW = 1.52; hind angle right to slightly acute, lateral margin subparallel to convergent for short distance anterad angle; median base depressed relative to disc, covered with longitudinal strigae; basal margin slightly convex between laterobasal depressions; median longitudinal impression finely incised, shallow but evident; anterior transverse impression broad, shallow, obsolete medially; anterior callosity coplanar with disc medially, slightly raised laterally, smooth, glossy; front angles not projected, tightly rounded; apical and basal pronotal widths subequal, APW/BPW = 0.98; lateral marginal depression narrow, edge upraised throughout length, slightly wider at front angle; laterobasal depression with irregular surface, continuous with lateral depression. Proepisternum with numerous small irregularities along hind marginal groove due to microsculpture; prosternal process broadly depressed medially. Elytra broadly subellipsoid, disc flat medially, moderately sloped at sides and apex; basal groove evenly curved anterad to angulate humeral juncture with lateral marginal depression, MEW/HuW = 1.90; parascutellar seta absent; parascutellar striole very shallow, smooth, hard to trace; sutural interval slightly upraised throughout length; discal intervals 2-4 flat; 8th interval laterad 7th stria more convex than more mesal intervals; elytral marginal depression moderately broad, margin upraised laterad humerus, beadlike from midlength to subapical sinuation; subapical sinuation shallow, more abruptly incurved anteriorly. Mesepisternum with ~9 punctures in 2-3 rows; metepisternal width to length ratio = 0.68; metepisternum/metepimeron suture distinct. Abdomen with indistinct lateral wrinkles on ventrites 1-3, circular depressions on ventrites 3-6; suture between ventrites 2 and 3 reduced laterally, effaced; apical female ventrite with 4 equally spaced marginal setae plus median trapezoid of 4 subequal, short setae. Legs-metatarsomere 1/metatibial length ratio = 0.20; 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, basal tarsomeres medially subcarinate. Microsculpture of vertex a very shallow isodiametric and transverse mesh, sculpticell breadth 2
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<normalizedToken originalValue="×">x</normalizedToken>
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length mesad eyes; pronotal disc with shallow transverse mesh, sculpticell breadth 2
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<normalizedToken originalValue="–4×">-4x</normalizedToken>
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length, median base with mixture of isodiametric and transverse sculpticells, breadth 2
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<normalizedToken originalValue="×">x</normalizedToken>
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length; elytral disc with regular transverse mesh, sculpticell breadth 2
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<normalizedToken originalValue="×">x</normalizedToken>
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length on disc, 3
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<normalizedToken originalValue="–4×">-4x</normalizedToken>
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length laterally, apex with transverse mesh, sculpticell breadth 2
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<normalizedToken originalValue="–3×">-3x</normalizedToken>
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length; metasternum with distinct transverse mesh; laterobasal abdominal ventrites with swirling isodiametric and transverse microsculpture. Coloration of vertex rufous, clypeus rufoflavous; antennomeres 1-3 flavous, 4-11 rufoflavous; pronotal disc rufous with brunneous cast, lateral margins, base, and apex broadly rufoflavous; proepipleuron flavous, proepisternum rufobrunneous; elytral disc rufobrunneous with reflective sheen, sutural interval rufoflavous basally, flavous api
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<pageBreakToken pageId="178" pageNumber="179" start="start">cally</pageBreakToken>
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; elytral lateral marginal depression and interval 9 rufoflavous, elytral apex and intervals 7-9 flavous apicad terminus of interval 4; elytral epipleuron flavous dorsally, rufoflavous ventrally, metepisternum rufobrunneous; abdominal ventrite 1 rufobrunneous, ventrites 2-3 medially rufopiceous, laterally rufoflavous, ventrites 4-5 and base of 6 rufoflavous, apical half of ventrite 6 flavous; metafemur flavous; metatibia flavous with rufoflavous cast.
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</paragraph>
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<paragraph pageId="178" pageNumber="179">Female reproductive tract. The lone female specimen was not dissected.</paragraph>
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</subSubSection>
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<subSubSection pageId="178" pageNumber="179" type="holotype">
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<paragraph pageId="178" pageNumber="179">Holotype.</paragraph>
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<paragraph pageId="178" pageNumber="179">
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Female (CUIC) labeled: HI: Maui Haleakala / Hanawi N.A.R. Poouli / Cabin 5-V-1998 lot 01 / 1590m el. pyrethrum fog / mossy ohia J.K. Liebherr // HOLOTYPE /
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax" order="Coleoptera" pageId="178" pageNumber="179" phylum="Arthropoda" rank="genus">Mecyclothorax</taxonomicName>
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/
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<taxonomicName lsidName="xestos" pageId="178" pageNumber="179" rank="species" species="xestos">xestos</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="178" pageNumber="179" type="etymology">
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<paragraph pageId="178" pageNumber="179">Etymology.</paragraph>
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<paragraph pageId="178" pageNumber="179">
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This species epithet is the Greek
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<taxonomicName lsidName="xestos" pageId="178" pageNumber="179" rank="species" species="xestos">xestos</taxonomicName>
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, or scraped, planed, smoothed, or polished (
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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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).
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</paragraph>
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</subSubSection>
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<subSubSection pageId="178" pageNumber="179" type="distribution and habitat">
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<paragraph pageId="178" pageNumber="179">Distribution and habitat.</paragraph>
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<paragraph pageId="178" pageNumber="179">
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The type specimen was collected near Kuhiwa Stream at 1590 m elevation in
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<normalizedToken originalValue="Hanawī">Hanawī</normalizedToken>
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(Fig. 94) in a pyrethrin fog samples of several moss-covered
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<normalizedToken originalValue="‘ōhi‘a">'ōhi'a</normalizedToken>
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trees. Seven other
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax" order="Coleoptera" pageId="178" pageNumber="179" phylum="Arthropoda" rank="genus">Mecyclothorax</taxonomicName>
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spp. were also collected in this set of samples taken within a radius of 30 m:
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax crassuloides" order="Coleoptera" pageId="178" pageNumber="179" phylum="Arthropoda" rank="species" species="crassuloides">Mecyclothorax crassuloides</taxonomicName>
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,
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<taxonomicName class="Insecta" family="Carabidae" genus="Mecyclothorax" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Mecyclothorax kipwilli" order="Coleoptera" pageId="178" pageNumber="179" phylum="Arthropoda" rank="species" species="kipwilli">Mecyclothorax kipwilli</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="178" pageNumber="179" 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 pau" order="Coleoptera" pageId="178" pageNumber="179" 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 perstriatus" order="Coleoptera" pageId="178" pageNumber="179" phylum="Arthropoda" rank="species" species="perstriatus">Mecyclothorax perstriatus</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="178" pageNumber="179" 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 robustus" order="Coleoptera" pageId="178" pageNumber="179" phylum="Arthropoda" rank="species" species="robustus">Mecyclothorax robustus</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> |