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<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">
<mods:mods xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo>
<mods:title>The Mecyclothorax beetles (Coleoptera, Carabidae, Moriomorphini) of Haleakala-, Maui: Keystone of a hyperdiverse Hawaiian radiation</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Liebherr, James K.</mods:namePart>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
<mods:title>ZooKeys</mods:title>
</mods:titleInfo>
<mods:part>
<mods:date>2015</mods:date>
<mods:detail type="volume">
<mods:number>544</mods:number>
</mods:detail>
<mods:extent unit="page">
<mods:start>1</mods:start>
<mods:end>407</mods:end>
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<mods:location>
<mods:url>http://dx.doi.org/10.3897/zookeys.544.6074</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/zookeys.544.6074</mods:identifier>
<mods:identifier type="Pensoft-Pub">1313-2970-544-1</mods:identifier>
<mods:identifier type="ZBK">C5978BD0145B40F8ACDEB27371B7B9A4</mods:identifier>
<mods:identifier type="ZooBank">C5978BD0145B40F8ACDEB27371B7B9A4</mods:identifier>
</mods:mods>
<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">
<subSubSection pageId="200" pageNumber="201" type="multiple">
<paragraph pageId="200" pageNumber="201">Taxon classification Animalia Coleoptera Carabidae</paragraph>
</subSubSection>
<subSubSection pageId="200" pageNumber="201" type="nomenclature">
<paragraph pageId="200" pageNumber="201">
(084)
<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>
<taxonomicNameLabel pageId="200" pageNumber="201">sp. n.</taxonomicNameLabel>
Figs 100E, 101
</paragraph>
</subSubSection>
<subSubSection pageId="200" pageNumber="201" type="diagnosis">
<paragraph pageId="200" pageNumber="201">Diagnosis.</paragraph>
<paragraph pageId="200" pageNumber="201">
Most similar (Fig. 100E) to the preceding
<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>
(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
<normalizedToken originalValue="3×">-3x</normalizedToken>
length, between the glossy portions. The unique holotype is slightly
<normalizedToken originalValue="teneralthe">teneral-the</normalizedToken>
left elytron failed to fully
<normalizedToken originalValue="inflatebut">inflate-but</normalizedToken>
the legs exhibit the smoky brunneous femoral apex that is shared with
<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>
(Fig. 100B) and
<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>
(Fig. 100C). Setal formula 2 1 2 0.
</paragraph>
</subSubSection>
<subSubSection lastPageId="201" lastPageNumber="202" pageId="200" pageNumber="201" type="description">
<paragraph pageId="200" pageNumber="201">Description</paragraph>
<paragraph lastPageId="201" lastPageNumber="202" pageId="200" pageNumber="201">
(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
<normalizedToken originalValue="×">x</normalizedToken>
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
<pageBreakToken pageId="201" pageNumber="202" start="start">depression</pageBreakToken>
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
<normalizedToken originalValue="×">x</normalizedToken>
and 0.59
<normalizedToken originalValue="×">x</normalizedToken>
elytral length, setal impressions very small, spanning
<normalizedToken originalValue="½">1/2</normalizedToken>
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
<normalizedToken originalValue="×">x</normalizedToken>
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
<normalizedToken originalValue="×">x</normalizedToken>
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
<normalizedToken originalValue="3×">-3x</normalizedToken>
length; metasternum with shallow transverse mesh, sculpticell breadth 3
<normalizedToken originalValue="4×">-4x</normalizedToken>
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.
</paragraph>
<paragraph pageId="201" pageNumber="202">Female reproductive tract. The lone female specimen was not dissected.</paragraph>
</subSubSection>
<subSubSection pageId="202" pageNumber="203" type="holotype">
<paragraph pageId="202" pageNumber="203">
<pageBreakToken pageId="202" pageNumber="203" start="start">Holotype</pageBreakToken>
.
</paragraph>
<paragraph pageId="202" pageNumber="203">
Female (CUIC) labeled: HI: Maui Haleakala N.P. / Kipahulu Vy. Central / Pali Tr. 1200 m el. / 29-IV-1991 sifting / moss &amp; leaf litter // J.K. Liebherr / A.C. Medeiros / Jr. collectors // HOLOTYPE /
<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>
/
<taxonomicName lsidName="dispar" pageId="202" pageNumber="203" rank="species" species="dispar">dispar</taxonomicName>
/ Liebherr / det. J.K. Liebherr 2015 (black-margined red label).
</paragraph>
</subSubSection>
<subSubSection pageId="202" pageNumber="203" type="etymology">
<paragraph pageId="202" pageNumber="203">Etymology.</paragraph>
<paragraph pageId="202" pageNumber="203">
The adjectival species epithet
<taxonomicName lsidName="dispar" pageId="202" pageNumber="203" rank="species" species="dispar">dispar</taxonomicName>
means different, or unequal in Latin (
<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>
), and is used here to represent the unusual body proportions that characterize this species.
</paragraph>
</subSubSection>
<subSubSection pageId="202" pageNumber="203" type="distribution and habitat">
<paragraph pageId="202" pageNumber="203">Distribution and habitat.</paragraph>
<paragraph pageId="202" pageNumber="203">
<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>
is known only from the type collected at 1200 m elevation along the Central Pali Trail,
<normalizedToken originalValue="Kīpahulu">Kīpahulu</normalizedToken>
Valley. The specimen was collected from the first set of sift samples completed by Liebherr and Medeiros in
<normalizedToken originalValue="Kīpahulu">Kīpahulu</normalizedToken>
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
<normalizedToken originalValue="ōhia">'ōhi'a</normalizedToken>
and
<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>
(
<normalizedToken originalValue="hāpuu">hapu'u</normalizedToken>
), 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
<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>
spp. collected in these samples included:
<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>
,
<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>
,
<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>
,
<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>
,
<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>
,
<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>
, and
<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>
.
</paragraph>
</subSubSection>
</treatment>
</document>