320 lines
44 KiB
XML
320 lines
44 KiB
XML
<document id="FE9A3AB070E90D25702E1647171A26DC" ID-DOI="10.11646/zootaxa.3895.1.9" ID-GBIF-Dataset="e12acf94-3831-4c1f-b6e0-cd05e5bfc821" ID-ISSN="1175-5326" ID-Zenodo-Dep="229255" ID-ZooBank="7D3B3369-7E33-47A7-B49E-549A2B309704" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.taxonomicNames_approvedBy="felipe" checkinTime="1460998697247" checkinUser="plazi" docAuthor="Maier, Crystal A. & Short, Andrew Edward Z." docDate="2014" docId="0388980EFFE8FFB3FF4D2A72FB6AF804" docLanguage="en" docName="zt03895p143.pdf" docOrigin="Zootaxa 3895 (1)" docStyle="DocumentStyle:647186512141C8FC8976D5BCC54AEB7D.9:Zootaxa.2013-.journal_article" docStyleId="647186512141C8FC8976D5BCC54AEB7D" docStyleName="Zootaxa.2013-.journal_article" docStyleVersion="9" docTitle="Hexanchorus bifurcatus Maier & Short, 2014, n. sp." docType="treatment" docVersion="8" lastPageNumber="141" masterDocId="FFB1E076FFE9FFB7FFDA2E2DFF88FFD8" masterDocTitle="Hexanchorus bifurcatus sp. nov., a new tepui riffle beetle (Coleoptera: Elmidae: Larainae) from Tafelberg, Suriname" masterLastPageNumber="143" masterPageNumber="137" pageNumber="138" updateTime="1698563872863" updateUser="plazi">
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<mods:title id="F860B1ECC576BD9815D1A902AA214608">Hexanchorus bifurcatus sp. nov., a new tepui riffle beetle (Coleoptera: Elmidae: Larainae) from Tafelberg, Suriname</mods:title>
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<mods:namePart id="0734F5F0A198B38FDA93B0951584B0A0">Maier, Crystal A.</mods:namePart>
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<mods:name id="A6D140B553C1D126DAF66DE265B179B9" type="personal">
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<mods:namePart id="475AEE132F73EE90252B73FC3976B556">Short, Andrew Edward Z.</mods:namePart>
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<mods:typeOfResource id="969088776B3D499E5714200EB9EE07B2">text</mods:typeOfResource>
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<mods:title id="942DF421F025EE762E42EAB0E2448DA8">Zootaxa</mods:title>
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<mods:part id="3DD8E6B49E5CB19BDB47F68B94D6038C">
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<mods:date id="36CF25ED13E9D7E3EC066F4E7E046F77">2014</mods:date>
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<mods:number id="D8CD4F27065098A5F9D788ED03FFA1E3">3895</mods:number>
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<treatment id="0388980EFFE8FFB3FF4D2A72FB6AF804" ID-DOI="http://doi.org/10.5281/zenodo.6127041" ID-GBIF-Taxon="119597839" ID-Zenodo-Dep="6127041" LSID="urn:lsid:plazi:treatment:0388980EFFE8FFB3FF4D2A72FB6AF804" httpUri="http://treatment.plazi.org/id/0388980EFFE8FFB3FF4D2A72FB6AF804" lastPageId="4" lastPageNumber="141" pageId="1" pageNumber="138">
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<subSubSection id="C33B7A93FFE8FFB6FF4D2A72FE99FB43" pageId="1" pageNumber="138" type="nomenclature">
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<paragraph id="8B9E2918FFE8FFB6FF4D2A72FD80FBA2" blockId="1.[151,520,1119,1179]" box="[151,520,1119,1146]" pageId="1" pageNumber="138">
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<heading id="D0D69E74FFE8FFB6FF4D2A72FD80FBA2" bold="true" box="[151,520,1119,1146]" fontSize="11" level="1" pageId="1" pageNumber="138" reason="1">
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<emphasis id="B955F50AFFE8FFB6FF4D2A72FD80FBA2" bold="true" box="[151,520,1119,1146]" pageId="1" pageNumber="138">
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<taxonomicName id="4C21529BFFE8FFB6FF4D2A72FE37FBA1" ID-CoL="3LGJH" box="[151,447,1119,1145]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="138" phylum="Arthropoda" rank="species" species="bifurcatus" status="sp. nov.">
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<emphasis id="B955F50AFFE8FFB6FF4D2A72FE37FBA1" bold="true" box="[151,447,1119,1145]" italics="true" pageId="1" pageNumber="138">Hexanchorus bifurcatus</emphasis>
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</taxonomicName>
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<taxonomicNameLabel id="A2664871FFE8FFB6FE1F2A4DFD80FBA2" box="[453,520,1120,1146]" pageId="1" pageNumber="138" rank="species">n. sp.</taxonomicNameLabel>
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</emphasis>
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</heading>
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</paragraph>
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<paragraph id="8B9E2918FFE8FFB6FF4D2AAFFE99FB43" blockId="1.[151,520,1119,1179]" box="[151,273,1154,1179]" pageId="1" pageNumber="138">
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(
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<figureCitation id="131A359DFFE8FFB6FF452AAFFE80FB43" box="[159,264,1154,1179]" captionStart-0="FIGURE 1" captionStart-1="FIGURES 2 – 5" captionStart-2="FIGURES 6 – 7" captionStart-3="FIGURE 8" captionStartId-0="2.[151,250,1946,1968]" captionStartId-1="3.[151,264,1633,1656]" captionStartId-2="4.[151,264,1205,1228]" captionStartId-3="5.[151,250,713,735]" captionTargetBox-0="[156,1430,1025,1924]" captionTargetBox-1="[151,1436,193,1605]" captionTargetBox-2="[150,1436,193,1184]" captionTargetBox-3="[151,1436,195,674]" captionTargetId-0="figure@2.[152,1435,1021,1924]" captionTargetId-1="figure@3.[151,1436,193,1613]" captionTargetId-2="figure@4.[150,1436,193,1185]" captionTargetId-3="figure@5.[151,1436,195,674]" captionTargetPageId-0="2" captionTargetPageId-1="3" captionTargetPageId-2="4" captionTargetPageId-3="5" captionText-0="FIGURE 1. Map of Northeastern South America showing collection localities of Hexanchorus bifurcatus n. sp. and H. angeli Laššová et al." captionText-1="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." captionText-2="FIGURES 6 – 7. Hexanchorus bifurcatus n. sp., female: 6. Habitus, dorsal view; 7. Elytral apex, detail." captionText-3="FIGURE 8. Habitat of Hexanchorus bifurcatus n. sp. on Tafelberg Tepui, Suriname. Riffle in Augustus Creek, including closeup of rock-scrubbing." httpUri-0="https://zenodo.org/record/229256/files/figure.png" httpUri-1="https://zenodo.org/record/229257/files/figure.png" httpUri-2="https://zenodo.org/record/229258/files/figure.png" httpUri-3="https://zenodo.org/record/229259/files/figure.png" pageId="1" pageNumber="138">Figs. 1–8</figureCitation>
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)
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C33B7A93FFE8FFB6FF4D2AE7FC66FA63" pageId="1" pageNumber="138" type="materials_examined">
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<paragraph id="8B9E2918FFE8FFB6FF4D2AE7FC66FA63" blockId="1.[151,1437,1226,2007]" pageId="1" pageNumber="138">
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<emphasis id="B955F50AFFE8FFB6FF4D2AE7FD9FFB3B" bold="true" box="[151,535,1226,1251]" pageId="1" pageNumber="138">
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||
<typeStatus id="549A97BAFFE8FFB6FF4D2AE7FF5AFB3B" box="[151,210,1226,1251]" pageId="1" pageNumber="138">Type</typeStatus>
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material.
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<typeStatus id="549A97BAFFE8FFB6FE802AE7FE4FFB3B" box="[346,455,1226,1251]" pageId="1" pageNumber="138" type="holotype">Holotype</typeStatus>
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male:
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</emphasis>
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“
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<collectingCountry id="F3366988FFE8FFB6FDEA2AE6FD41FB3B" box="[560,713,1227,1251]" name="Suriname" pageId="1" pageNumber="138">SURINAME</collectingCountry>
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: Sipaliwini District/
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<geoCoordinate id="EE154FDFFFE8FFB6FC672AE7FBC2FB3B" box="[957,1098,1226,1251]" direction="north" orientation="latitude" pageId="1" pageNumber="138" precision="1" value="3.9266667">N3° 55.600'</geoCoordinate>
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,
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||
<geoCoordinate id="EE154FDFFFE8FFB6FB972AE7FB6CFB3B" box="[1101,1252,1226,1251]" direction="west" orientation="longitude" pageId="1" pageNumber="138" precision="1" value="-6.1883335">W6° 11.300'</geoCoordinate>
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;
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<quantity id="4CD984FDFFE8FFB6FB2F2AE7FABDFB3B" box="[1269,1333,1226,1251]" metricMagnitude="2" metricUnit="m" metricValue="6.0" pageId="1" pageNumber="138" unit="m" value="600.0">600m</quantity>
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/
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<collectionCode id="ED30B1DDFFE8FFB6FA912AE6FA11FB3B" box="[1355,1433,1227,1251]" pageId="1" pageNumber="138">CSNR</collectionCode>
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: Tafelberg Summit/ Augustus Creek, riffles & flat/ rocks in creek in high flow areas/ leg. Short & Bloom/
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<date id="FF9F0FD8FFE8FFB6FF4D2B3FFEA9FAF3" box="[151,289,1298,1323]" pageId="1" pageNumber="138" value="2013-08-14">14.viii.2013</date>
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; SR13-0814-01A” (
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||
<collectionCode id="ED30B1DDFFE8FFB6FDD82B3EFDD8FAF3" LSID="urn:lsid:biocol.org:col:34071" box="[514,592,1299,1323]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34071" name="University, National Zoological Collection of Suriname" pageId="1" pageNumber="138">NZCS</collectionCode>
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).
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||
<emphasis id="B955F50AFFE8FFB6FDB82B3FFC91FAF3" bold="true" box="[610,793,1298,1323]" pageId="1" pageNumber="138">
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||
<typeStatus id="549A97BAFFE8FFB6FDB82B3FFD52FAF3" box="[610,730,1298,1323]" pageId="1" pageNumber="138" type="paratype">Paratypes</typeStatus>
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(39):
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</emphasis>
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Same data as
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<typeStatus id="549A97BAFFE8FFB6FC602B3FFB94FAF3" box="[954,1052,1298,1323]" pageId="1" pageNumber="138" type="holotype">holotype</typeStatus>
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||
(34 exs.;
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||
<collectionCode id="ED30B1DDFFE8FFB6FB512B3EFB5EFAF3" LSID="urn:lsid:biocol.org:col:34071" box="[1163,1238,1299,1323]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34071" name="University, National Zoological Collection of Suriname" pageId="1" pageNumber="138">NZCS</collectionCode>
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||
,
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||
<collectionCode id="ED30B1DDFFE8FFB6FB3A2B3EFAA7FAF3" box="[1248,1327,1299,1323]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34264" name="University of Kansas - Biodiversity Institute" pageId="1" pageNumber="138">SEMC</collectionCode>
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||
,
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||
<collectionCode id="ED30B1DDFFE8FFB6FAE12B3EFA19FAF3" LSID="urn:lsid:biocol.org:col:34871" box="[1339,1425,1299,1323]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34871" name="Smithsonian Institution, National Museum of Natural History" pageId="1" pageNumber="138">USNM</collectionCode>
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||
). “
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||
<collectingCountry id="F3366988FFE8FFB6FF7B2B1BFEB0FA97" box="[161,312,1334,1359]" name="Suriname" pageId="1" pageNumber="138">SURINAME</collectingCountry>
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||
:Sipaliwini/
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<collectionCode id="ED30B1DDFFE8FFB6FE1B2B1AFD82FA97" box="[449,522,1335,1359]" pageId="1" pageNumber="138">CSNR</collectionCode>
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||
Tafelberg Summit, Geijskes Creek/ 3° 56' 21.0582"N, -56° 10' 57.8382"W;
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<quantity id="4CD984FDFFE8FFB6FAA82B1BFF24FAAB" metricMagnitude="2" metricUnit="m" metricValue="6.14" pageId="1" pageNumber="138" unit="m" value="614.0">614 m</quantity>
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||
/
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<date id="FF9F0FD8FFE8FFB6FF1A2B77FEC0FAAB" box="[192,328,1370,1395]" pageId="1" pageNumber="138" value="2013-08-16">16.viii.2013</date>
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/D. Bloom colr; leaf packs scrubbing rocks; SR13-0816-01D” (3 exs.;
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<collectionCode id="ED30B1DDFFE8FFB6FB572B76FB56FAAB" box="[1165,1246,1371,1395]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34264" name="University of Kansas - Biodiversity Institute" pageId="1" pageNumber="138">SEMC</collectionCode>
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||
). “
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<collectingCountry id="F3366988FFE8FFB6FADA2B76FA11FAAB" box="[1280,1433,1371,1395]" name="Suriname" pageId="1" pageNumber="138">SURINAME</collectingCountry>
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: Sipaliwini District/
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<geoCoordinate id="EE154FDFFFE8FFB6FEA82B53FE70FA4F" box="[370,504,1406,1431]" direction="north" orientation="latitude" pageId="1" pageNumber="138" precision="1" value="3.8990333">N3° 53.942'</geoCoordinate>
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,
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<geoCoordinate id="EE154FDFFFE8FFB6FE212B53FD12FA4F" box="[507,666,1406,1431]" direction="west" orientation="longitude" pageId="1" pageNumber="138" precision="1" value="-56.180817">W56° 10.849'</geoCoordinate>
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;
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<quantity id="4CD984FDFFE8FFB6FD7E2B52FD6BFA4F" box="[676,739,1407,1431]" metricMagnitude="2" metricUnit="m" metricValue="7.33" pageId="1" pageNumber="138" unit="m" value="733.0">733m</quantity>
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||
/
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||
<collectionCode id="ED30B1DDFFE8FFB6FD292B52FCC9FA4F" box="[755,833,1407,1431]" pageId="1" pageNumber="138">CSNR</collectionCode>
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||
: Tafelberg Summit nr/
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<collectingCountry id="F3366988FFE8FFB6FB992B53FB12FA4F" box="[1091,1178,1406,1431]" name="Cayman Islands" pageId="1" pageNumber="138">Caiman</collectingCountry>
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Creek Camp;
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<collectingCountry id="F3366988FFE8FFB6FAE72B53FA1BFA4F" box="[1341,1427,1406,1431]" name="Cayman Islands" pageId="1" pageNumber="138">Caiman</collectingCountry>
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||
/ Creek; leg. Short & Bloom/
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||
<date id="FF9F0FD8FFE8FFB6FE0E2B8FFDD7FA63" box="[468,607,1442,1467]" pageId="1" pageNumber="138" value="2013-08-19">19.viii.2013</date>
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||
; SR13-0819-04A” (2 exs.;
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<collectionCode id="ED30B1DDFFE8FFB6FC4A2B8EFC69FA63" box="[912,993,1443,1467]" httpUri="http://biocol.org/urn:lsid:biocol.org:col:34264" name="University of Kansas - Biodiversity Institute" pageId="1" pageNumber="138">SEMC</collectionCode>
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||
).
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||
</paragraph>
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||
</subSubSection>
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||
<subSubSection id="C33B7A93FFE8FFB6FF1D2BEBFD4FF993" pageId="1" pageNumber="138" type="diagnosis">
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||
<paragraph id="8B9E2918FFE8FFB6FF1D2BEBFD4FF993" blockId="1.[151,1437,1226,2007]" pageId="1" pageNumber="138">
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||
<emphasis id="B955F50AFFE8FFB6FF1D2BEBFEC9FA07" bold="true" box="[199,321,1478,1503]" pageId="1" pageNumber="138">Diagnosis.</emphasis>
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This species is most similar to
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<taxonomicName id="4C21529BFFE8FFB6FD472BEBFB0DFA07" authority="Maier, 2013" authorityName="Maier" authorityYear="2013" box="[669,1157,1478,1503]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="138" phylum="Arthropoda" rank="species" species="homaeotarsoides">
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<emphasis id="B955F50AFFE8FFB6FD472BEBFC7FFA06" box="[669,1015,1478,1502]" italics="true" pageId="1" pageNumber="138">Hexanchorus homaeotarsoides</emphasis>
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||
<bibRefCitation id="EFB054E9FFE8FFB6FC242BEBFB0DFA07" author="Maier" box="[1022,1157,1478,1503]" pageId="1" pageNumber="138" refString="Maier, C. A. (2013) A revision of the Larainae (Coleoptera, Elmidae) of Venezuela, with description of nine new species. Zookeys, 329, 33 - 91. http: // dx. doi. org / 10.3897 / zookeys. 329.4961" type="journal article" year="2013">Maier, 2013</bibRefCitation>
|
||
</taxonomicName>
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||
and
|
||
<taxonomicName id="4C21529BFFE8FFB6FB602BEBFE09F9DB" authority="Lassova et al., 2014" authorityName="Lassova et al." authorityYear="2014" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="138" phylum="Arthropoda" rank="species" species="angeli">
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||
<emphasis id="B955F50AFFE8FFB6FB602BEBFA14FA06" box="[1210,1436,1478,1502]" italics="true" pageId="1" pageNumber="138">Hexanchorus angeli</emphasis>
|
||
<bibRefCitation id="EFB054E9FFE8FFB6FF4D2BC6FE09F9DB" author="Lassova" box="[151,385,1515,1539]" pageId="1" pageNumber="138" refString="Lassova, K., Ciampor, F. Jr. & Ciamporova-Zatovicova, Z. (2014) Two new Larainae species from Guayana region, Venezuela (Coleoptera: Elmidae). Zootaxa, 3753 (2), 187 - 195. http: // dx. doi. org / 10.11646 / zootaxa. 3753.2.8" type="journal article" year="2014">
|
||
Laššová
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||
<emphasis id="B955F50AFFE8FFB6FF262BC6FEBDF9DB" box="[252,309,1515,1539]" italics="true" pageId="1" pageNumber="138">et al.</emphasis>
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||
, 2014
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||
</bibRefCitation>
|
||
</taxonomicName>
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||
, but can be readily distinguished from the preceeding species by the bifurcate apices of the elytra on females of the species (
|
||
<figureCitation id="131A359DFFE8FFB6FDC92823FDD1F9FF" box="[531,601,1550,1575]" captionStart="FIGURES 6 – 7" captionStartId="4.[151,264,1205,1228]" captionTargetBox="[150,1436,193,1184]" captionTargetId="figure@4.[150,1436,193,1185]" captionTargetPageId="4" captionText="FIGURES 6 – 7. Hexanchorus bifurcatus n. sp., female: 6. Habitus, dorsal view; 7. Elytral apex, detail." httpUri="https://zenodo.org/record/229258/files/figure.png" pageId="1" pageNumber="138">Fig. 7</figureCitation>
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||
). The male genitalia are nearly identical to those of
|
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<taxonomicName id="4C21529BFFE8FFB6FB6F2822FA97F9FE" box="[1205,1311,1550,1574]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="1" pageNumber="138" phylum="Arthropoda" rank="species" species="angeli">
|
||
<emphasis id="B955F50AFFE8FFB6FB6F2822FA97F9FE" box="[1205,1311,1550,1574]" italics="true" pageId="1" pageNumber="138">H. angeli</emphasis>
|
||
</taxonomicName>
|
||
, with only subtle differences in proportion (
|
||
<quantity id="4CD984FDFFE8FFB6FDDC281EFDD6F993" box="[518,606,1587,1611]" metricMagnitude="-3" metricUnit="m" metricValue="1.4" pageId="1" pageNumber="138" unit="mm" value="1.4">1.4 mm</quantity>
|
||
) (
|
||
<figureCitation id="131A359DFFE8FFB6FDAF281FFD31F993" box="[629,697,1586,1611]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="1" pageNumber="138">Fig. 5</figureCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33B7A93FFE8FFB3FF1D287BFD92F940" lastPageId="4" lastPageNumber="141" pageId="1" pageNumber="138" type="description">
|
||
<paragraph id="8B9E2918FFE8FFB6FF1D287BFE0DF8FB" blockId="1.[151,1437,1226,2007]" pageId="1" pageNumber="138">
|
||
<emphasis id="B955F50AFFE8FFB6FF1D287BFED1F9B7" bold="true" box="[199,345,1622,1647]" pageId="1" pageNumber="138">Description.</emphasis>
|
||
<typeStatus id="549A97BAFFE8FFB6FE85287BFE4FF9B7" box="[351,455,1622,1647]" pageId="1" pageNumber="138" type="holotype">Holotype</typeStatus>
|
||
Male. Body elongate, subparallel, dorsum moderately convex. Length
|
||
<quantity id="4CD984FDFFE8FFB6FB38287AFAB2F9B6" box="[1250,1338,1623,1647]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" pageId="1" pageNumber="138" unit="mm" value="3.7">3.7 mm</quantity>
|
||
; greatest width
|
||
<quantity id="4CD984FDFFE8FFB6FF382856FEB7F94A" box="[226,319,1659,1683]" metricMagnitude="-3" metricUnit="m" metricValue="1.4" pageId="1" pageNumber="138" unit="mm" value="1.4">1.4 mm</quantity>
|
||
. Body dark brown dorsally; venter medium brown to dark brownish black (
|
||
<figureCitation id="131A359DFFE8FFB6FB672857FAA2F94B" box="[1213,1322,1658,1683]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="1" pageNumber="138">Figs 2, 3</figureCitation>
|
||
). Base of antenna testaceous ventrally, base of femur, trochanter testaceous (
|
||
<figureCitation id="131A359DFFE8FFB6FC4328B3FC68F96F" box="[921,992,1694,1719]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="1" pageNumber="138">Fig. 3</figureCitation>
|
||
). Dorsal surface densely covered with short recumbent setae; ventral surface densely covered with longer, golden, recumbent setae. Setae with greenish iridescence (
|
||
<figureCitation id="131A359DFFE8FFB6FEFE28CBFEE1F927" box="[292,361,1766,1791]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="1" pageNumber="138">Fig. 2</figureCitation>
|
||
). Surface microreticulate, with dense fine punctures; fine punctures separated by distance equal to puncture diameter.
|
||
</paragraph>
|
||
<paragraph id="8B9E2918FFE8FFB5FF1D2903FAC9FEC5" blockId="1.[151,1437,1226,2007]" lastBlockId="2.[151,1437,151,968]" lastPageId="2" lastPageNumber="139" pageId="1" pageNumber="138">
|
||
Head moderately coarsely, densely punctate; punctures separated by their diameter; cuticle microreticulate. Clypeus with anterior margin straight; angle on each side square; lateral angles of clypeus lacking tuft of golden setae. Labrum with anterior margin entire and broadly rounded; labrum expanded laterally, covered with setae approximately three times as long as setae on head; lateral margins of clypeus with sparse brush of golden setae. Eyes hemispherical, narrowed posteriorly and bordered by long black curved setae (“eyelashes”) that arise near dorsal and ventral sides of eyes and extend toward middle of eye. Antenna pubescent, clubbed; antennomeres 1 and 2 testaceous ventrally, with dense recumbent setae and long, dark brown setae (
|
||
<figureCitation id="131A359DFFEBFFB5FBB22E91FB3CFF0C" box="[1128,1204,188,213]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="2" pageNumber="139">Fig. 3</figureCitation>
|
||
). Antennae serrate, thickening slightly towards apex (
|
||
<figureCitation id="131A359DFFEBFFB5FDCD2EF2FDD5FF20" box="[535,605,223,248]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="2" pageNumber="139">Fig. 3</figureCitation>
|
||
). Antennae medium-length, just reaching transverse groove of pronotum. Apical antennomeres dark brownish to black, with dense recumbent setae. Apical antennomere acuminate.
|
||
</paragraph>
|
||
<paragraph id="8B9E2918FFEBFFB5FF1D2F05FC51FD28" blockId="2.[151,1437,151,968]" pageId="2" pageNumber="139">
|
||
Pronotum
|
||
<quantity id="4CD984FDFFEBFFB5FEE52F05FE10FEE7" box="[319,408,296,320]" metricMagnitude="-3" metricUnit="m" metricValue="1.1" pageId="2" pageNumber="139" unit="mm" value="1.1">1.1 mm</quantity>
|
||
long,
|
||
<quantity id="4CD984FDFFEBFFB5FE392F05FDB4FEE7" box="[483,572,296,320]" metricMagnitude="-3" metricUnit="m" metricValue="1.2" pageId="2" pageNumber="139" unit="mm" value="1.2">1.2 mm</quantity>
|
||
wide, with weak median longitudinal depression and slight postero-medial impression, lacking sublateral groove; lateral margins strongly sinuate; anterolateral angles rounded, not explanate; base of pronotum slightly sinuate and with broad lobe medially; posterolateral angles acute, not explanate, declivous, depressed adjacent to each angle; disc with fine, dense punctures, separated by a distance equal to or less than their diameter; cuticle microreticulate, covered with short, dense, iridescent setae (
|
||
<figureCitation id="131A359DFFEBFFB5FBAD2F9AFB35FE08" box="[1143,1213,439,464]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="2" pageNumber="139">Fig. 2</figureCitation>
|
||
). Lateral projection of hypomeron absent. Prosternum short in front of procoxae; lacking tuft of setae apicomedially (
|
||
<figureCitation id="131A359DFFEBFFB5FB082FF1FA9EFE2C" box="[1234,1302,476,501]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="2" pageNumber="139">Fig. 3</figureCitation>
|
||
). Prosternal process parallel-sided, slightly tapering to broadly acuminate apex; disc slightly impressed, without v-shaped groove; lateral margins reflexed; middle concave (
|
||
<figureCitation id="131A359DFFEBFFB5FD162C09FC98FDE4" box="[716,784,548,573]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="2" pageNumber="139">Fig. 3</figureCitation>
|
||
). Scutellum broader than long, slightly convex, level with adjacent elytral intervals. Mesoventrite short, depressed, with a deep, broad, v-shaped depression for reception of apex of prosternal process. Metaventrite with disc strongly inflated on posterior three-fourths, finely punctate behind mesocoxae, punctures becoming more sparse laterally, with large, rounded depressions scattered on disc; with deep longitudinal groove on midline of disc, groove deepest and broadest on posterior third of disc; with short, dense pubescence; cuticular surface of metaventrite finely microreticulate.
|
||
</paragraph>
|
||
<paragraph id="8B9E2918FFEBFFB5FF1D2CD0FCD8FC10" blockId="2.[151,1437,151,968]" pageId="2" pageNumber="139">
|
||
Legs long and slender (
|
||
<figureCitation id="131A359DFFEBFFB5FE0C2CD1FD96FCCC" box="[470,542,764,789]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="2" pageNumber="139">Fig. 4</figureCitation>
|
||
). Femora light brown proximally, becoming dark brown in distal fifth. Tibiae with dorsal surface dark brown and ventral surface light brown. Procoxae and metacoxae moderately widely separated; mesocoxae slightly more widely separated (
|
||
<figureCitation id="131A359DFFEBFFB5FCD32D69FCD8FC84" box="[777,848,836,861]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="2" pageNumber="139">Fig. 3</figureCitation>
|
||
). Protibia lacking excavation for reception of tarsi, lacking apical tooth. Protarsus of male not expanded apicomedially. Mesotibiae of male with medial pubescent area short; lateral pubescent area only at extreme base; lacking carina on inner apex. Tarsal claws long and stout, light brown. Metafemur of male with small internal glabrous patch.
|
||
</paragraph>
|
||
<caption id="DF5E7990FFEBFFB5FF4D29B7FEACF816" httpUri="https://zenodo.org/record/229256/files/figure.png" pageId="2" pageNumber="139" targetBox="[156,1430,1025,1924]" targetPageId="2">
|
||
<paragraph id="8B9E2918FFEBFFB5FF4D29B7FEACF816" blockId="2.[151,1435,1946,1998]" pageId="2" pageNumber="139">
|
||
<emphasis id="B955F50AFFEBFFB5FF4D29B7FE9BF877" bold="true" box="[151,275,1946,1968]" pageId="2" pageNumber="139">FIGURE 1.</emphasis>
|
||
Map of Northeastern South America showing collection localities of
|
||
<taxonomicName id="4C21529BFFEBFFB5FC0229B7FB44F868" box="[984,1228,1946,1968]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="2" pageNumber="139" phylum="Arthropoda" rank="species" species="bifurcatus" status="sp. nov.">
|
||
<emphasis id="B955F50AFFEBFFB5FC0229B7FB44F868" box="[984,1228,1946,1968]" italics="true" pageId="2" pageNumber="139">Hexanchorus bifurcatus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2664871FFEBFFB5FB0829B7FA83F877" box="[1234,1291,1946,1967]" pageId="2" pageNumber="139" rank="species">
|
||
<emphasis id="B955F50AFFEBFFB5FB0829B7FA83F877" bold="true" box="[1234,1291,1946,1967]" pageId="2" pageNumber="139">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
and
|
||
<taxonomicName id="4C21529BFFEBFFB5FAE729B6FEACF816" authority="Lassova et al." authorityName="Lassova et al." class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="2" pageNumber="139" phylum="Arthropoda" rank="species" species="angeli">
|
||
<emphasis id="B955F50AFFEBFFB5FAE729B6FA13F868" box="[1341,1435,1946,1968]" italics="true" pageId="2" pageNumber="139">H. angeli</emphasis>
|
||
Laššová et al.
|
||
</taxonomicName>
|
||
</paragraph>
|
||
</caption>
|
||
<caption id="DF5E7990FFEAFFB4FF4D284CFCA6F94F" httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="3" pageNumber="140" targetBox="[151,1436,193,1605]" targetPageId="3">
|
||
<paragraph id="8B9E2918FFEAFFB4FF4D284CFCA6F94F" blockId="3.[151,1435,1633,1687]" pageId="3" pageNumber="140">
|
||
<emphasis id="B955F50AFFEAFFB4FF4D284CFEB5F9AF" bold="true" box="[151,317,1633,1656]" pageId="3" pageNumber="140">FIGURES 2–5.</emphasis>
|
||
<taxonomicName id="4C21529BFFEAFFB4FE9C284FFDB4F9A0" box="[326,572,1634,1656]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="3" pageNumber="140" phylum="Arthropoda" rank="species" species="bifurcatus" status="sp. nov.">
|
||
<emphasis id="B955F50AFFEAFFB4FE9C284FFDB4F9A0" box="[326,572,1634,1656]" italics="true" pageId="3" pageNumber="140">Hexanchorus bifurcatus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2664871FFEAFFB4FD9F284FFD09F9AF" box="[581,641,1634,1655]" pageId="3" pageNumber="140" rank="species">
|
||
<emphasis id="B955F50AFFEAFFB4FD9F284FFD09F9AF" bold="true" box="[581,641,1634,1655]" pageId="3" pageNumber="140">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, male:
|
||
<emphasis id="B955F50AFFEAFFB4FD09284FFD6EF9AF" bold="true" box="[723,742,1634,1655]" pageId="3" pageNumber="140">2.</emphasis>
|
||
Habitus, dorsal view;
|
||
<emphasis id="B955F50AFFEAFFB4FC0C284FFC61F9AF" bold="true" box="[982,1001,1634,1655]" pageId="3" pageNumber="140">3.</emphasis>
|
||
Habitus, ventral view; 4. Habitus, lateral view;
|
||
<emphasis id="B955F50AFFEAFFB4FF0F28ACFF60F94E" bold="true" box="[213,232,1665,1686]" pageId="3" pageNumber="140">5.</emphasis>
|
||
Aedeagus, dorsal and lateral views (scale bar = 1.0 mm).
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B9E2918FFEAFFB4FF1D28EEFAE8F86C" blockId="3.[151,1436,1731,1972]" pageId="3" pageNumber="140">
|
||
Elytron with ten rows of fine punctures; punctures separated by a distance three to four times the diameter of the puncture; intervals with short, dense, iridescent pubescence; humeral area slightly swollen (
|
||
<figureCitation id="131A359DFFEAFFB4FB3528CAFAB0F8D8" box="[1263,1336,1767,1792]" captionStart="FIGURES 2 – 5" captionStartId="3.[151,264,1633,1656]" captionTargetBox="[151,1436,193,1605]" captionTargetId="figure@3.[151,1436,193,1613]" captionTargetPageId="3" captionText="FIGURES 2 – 5. Hexanchorus bifurcatus n. sp., male: 2. Habitus, dorsal view; 3. Habitus, ventral view; 4. Habitus, lateral view; 5. Aedeagus, dorsal and lateral views (scale bar = 1.0 mm)." httpUri="https://zenodo.org/record/229257/files/figure.png" pageId="3" pageNumber="140">Fig. 4</figureCitation>
|
||
). Elytral striae obscured apically. Elytron widening to about posterior two-thirds before converging to rounded and acute apex. Apical third of elytron not, or just barely inflated. Elytron without strong impression at basal third. Lateral bead of elytron sinuate. Elytra three times as long as pronotum; broadest point across humeri. Apex of elytron narrowly rounded; lateral margins smooth; humeri gibbous; elytral intervals slightly elevated; punctures on intervals no larger than finest punctures of head and pronotum and separated by 2–5 times puncture diameter.
|
||
</paragraph>
|
||
<caption id="DF5E7990FFEDFFB3FF4D2A98FB22FB14" box="[151,1194,1205,1228]" httpUri="https://zenodo.org/record/229258/files/figure.png" pageId="4" pageNumber="141" targetBox="[150,1436,193,1184]" targetPageId="4">
|
||
<paragraph id="8B9E2918FFEDFFB3FF4D2A98FB22FB14" blockId="4.[151,1194,1205,1228]" box="[151,1194,1205,1228]" pageId="4" pageNumber="141">
|
||
<emphasis id="B955F50AFFEDFFB3FF4D2A98FEB2FB13" bold="true" box="[151,314,1205,1228]" pageId="4" pageNumber="141">FIGURES 6–7.</emphasis>
|
||
<taxonomicName id="4C21529BFFEDFFB3FE9A2A9BFDBBFB14" box="[320,563,1206,1228]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="141" phylum="Arthropoda" rank="species" species="bifurcatus" status="sp. nov.">
|
||
<emphasis id="B955F50AFFEDFFB3FE9A2A9BFDBBFB14" box="[320,563,1206,1228]" italics="true" pageId="4" pageNumber="141">Hexanchorus bifurcatus</emphasis>
|
||
</taxonomicName>
|
||
<taxonomicNameLabel id="A2664871FFEDFFB3FDE02A9BFDFBFB13" box="[570,627,1206,1227]" pageId="4" pageNumber="141" rank="species">
|
||
<emphasis id="B955F50AFFEDFFB3FDE02A9BFDFBFB13" bold="true" box="[570,627,1206,1227]" pageId="4" pageNumber="141">n. sp.</emphasis>
|
||
</taxonomicNameLabel>
|
||
, female:
|
||
<emphasis id="B955F50AFFEDFFB3FD0B2A9BFD6CFB13" bold="true" box="[721,740,1206,1227]" pageId="4" pageNumber="141">6.</emphasis>
|
||
Habitus, dorsal view;
|
||
<emphasis id="B955F50AFFEDFFB3FC132A9BFC54FB13" bold="true" box="[969,988,1206,1227]" pageId="4" pageNumber="141">7.</emphasis>
|
||
Elytral apex, detail.
|
||
</paragraph>
|
||
</caption>
|
||
<paragraph id="8B9E2918FFEDFFB3FF1D2ADEFEABFAA0" blockId="4.[151,1437,1267,2012]" pageId="4" pageNumber="141">Abdomen with five ventrites. First three ventrites broadly, deeply depressed and lacking carinae adjacent to metacoxae; cuticle densely covered with short, golden, recumbent setae. Last visible ventrite deeply and broadly emarginate. Aedeagus parallel-sided, strongly recurved at apex, parameres reaching more than halfway up length of aedeagus.</paragraph>
|
||
<paragraph id="8B9E2918FFEDFFB3FF1D2BAEFD91F988" blockId="4.[151,1437,1267,2012]" pageId="4" pageNumber="141">
|
||
<emphasis id="B955F50AFFEDFFB3FF1D2BAEFEADFA44" bold="true" box="[199,293,1411,1436]" pageId="4" pageNumber="141">Female.</emphasis>
|
||
Externally similar to male, except elytral apices strongly bifurcate and extended posteriorly (
|
||
<figureCitation id="131A359DFFEDFFB3FAE92BAEFF2FFA18" captionStart="FIGURES 6 – 7" captionStartId="4.[151,264,1205,1228]" captionTargetBox="[150,1436,193,1184]" captionTargetId="figure@4.[150,1436,193,1185]" captionTargetPageId="4" captionText="FIGURES 6 – 7. Hexanchorus bifurcatus n. sp., female: 6. Habitus, dorsal view; 7. Elytral apex, detail." httpUri="https://zenodo.org/record/229258/files/figure.png" pageId="4" pageNumber="141">Figs. 6 & 7</figureCitation>
|
||
). Protibiae slightly less curved than those of male. Mesotibiae without carina on inner apex. Metventral disc not as deeply and less extensively concave. Abdominal sterna 1–3 convex, not concave. Much like the Venezuelan species
|
||
<taxonomicName id="4C21529BFFEDFFB3FF292BDDFDE7F9D0" authority="Maier, 2013" authorityName="Maier" authorityYear="2013" box="[243,623,1519,1544]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="141" phylum="Arthropoda" rank="species" species="homaeotarsoides">
|
||
<emphasis id="B955F50AFFEDFFB3FF292BDDFE50F9DF" box="[243,472,1519,1543]" italics="true" pageId="4" pageNumber="141">H. homaeotarsoides</emphasis>
|
||
<bibRefCitation id="EFB054E9FFEDFFB3FE3E2BC2FDE7F9D0" author="Maier" box="[484,623,1519,1544]" pageId="4" pageNumber="141" refString="Maier, C. A. (2013) A revision of the Larainae (Coleoptera, Elmidae) of Venezuela, with description of nine new species. Zookeys, 329, 33 - 91. http: // dx. doi. org / 10.3897 / zookeys. 329.4961" type="journal article" year="2013">Maier, 2013</bibRefCitation>
|
||
</taxonomicName>
|
||
and
|
||
<taxonomicName id="4C21529BFFEDFFB3FD742BDDFB9EF9D0" authority="Lassova et al., 2014" authorityName="Lassova et al." authorityYear="2014" box="[686,1046,1519,1544]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="141" phylum="Arthropoda" rank="species" species="angeli">
|
||
<emphasis id="B955F50AFFEDFFB3FD742BDDFC93F9DF" box="[686,795,1519,1543]" italics="true" pageId="4" pageNumber="141">H. angeli</emphasis>
|
||
<bibRefCitation id="EFB054E9FFEDFFB3FCFC2BDDFB9EF9D0" author="Lassova" box="[806,1046,1519,1544]" pageId="4" pageNumber="141" refString="Lassova, K., Ciampor, F. Jr. & Ciamporova-Zatovicova, Z. (2014) Two new Larainae species from Guayana region, Venezuela (Coleoptera: Elmidae). Zootaxa, 3753 (2), 187 - 195. http: // dx. doi. org / 10.11646 / zootaxa. 3753.2.8" type="journal article" year="2014">
|
||
Laššová
|
||
<emphasis id="B955F50AFFEDFFB3FC572BDDFC41F9DF" box="[909,969,1519,1543]" italics="true" pageId="4" pageNumber="141">et al.</emphasis>
|
||
, 2014
|
||
</bibRefCitation>
|
||
</taxonomicName>
|
||
, the female possesses a posterior median projection on the third abdominal ventrite, but can be distinguished from females of those species by the distinctive bifurcate elytral apices.
|
||
</paragraph>
|
||
<paragraph id="8B9E2918FFEDFFB3FF1D2876FD92F940" blockId="4.[151,1437,1267,2012]" pageId="4" pageNumber="141">
|
||
<emphasis id="B955F50AFFEDFFB3FF1D2876FE56F9AC" bold="true" box="[199,478,1627,1652]" pageId="4" pageNumber="141">Intraspecific Variation.</emphasis>
|
||
This species varies slightly in color, from dark brown to black, and shows minimal variation in size (
|
||
<quantity id="4CD984FDFFEDFFB3FE832852FE69F94F" box="[345,481,1663,1688]" metricMagnitude="-3" metricUnit="m" metricValue="3.7" metricValueMax="3.9" metricValueMin="3.5" pageId="4" pageNumber="141" unit="mm" value="3.7" valueMax="3.9" valueMin="3.5">3.5–3.9 mm</quantity>
|
||
TL).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection id="C33B7A93FFEDFFB3FF1D288EFB6AF804" pageId="4" pageNumber="141" type="etymology">
|
||
<paragraph id="8B9E2918FFEDFFB3FF1D288EFADBF964" blockId="4.[151,1437,1267,2012]" box="[199,1363,1699,1724]" pageId="4" pageNumber="141">
|
||
<emphasis id="B955F50AFFEDFFB3FF1D288EFEC6F964" bold="true" box="[199,334,1699,1724]" pageId="4" pageNumber="141">Etymology.</emphasis>
|
||
This species is named “
|
||
<taxonomicName id="4C21529BFFEDFFB3FD80288EFD47F964" box="[602,719,1699,1724]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="141" phylum="Arthropoda" rank="species" species="bifurcatus">bifurcatus</taxonomicName>
|
||
” in reference to the bifurcate elytral apices of the female.
|
||
</paragraph>
|
||
<paragraph id="8B9E2918FFEDFFB3FF1D28EAFB6AF804" blockId="4.[151,1437,1267,2012]" pageId="4" pageNumber="141">
|
||
<emphasis id="B955F50AFFEDFFB3FF1D28EAFE71F938" bold="true" box="[199,505,1735,1760]" pageId="4" pageNumber="141">Habitat and Distribution.</emphasis>
|
||
This species is known from the northwestern edge of Tafelberg, a sandstone table mountain in central
|
||
<collectingCountry id="F3366988FFEDFFB3FE5B28C6FE64F8DC" box="[385,492,1771,1796]" name="Suriname" pageId="4" pageNumber="141">Suriname</collectingCountry>
|
||
(
|
||
<figureCitation id="131A359DFFEDFFB3FE2428C6FDCBF8DC" box="[510,579,1771,1796]" captionStart="FIGURE 1" captionStartId="2.[151,250,1946,1968]" captionTargetBox="[156,1430,1025,1924]" captionTargetId="figure@2.[152,1435,1021,1924]" captionTargetPageId="2" captionText="FIGURE 1. Map of Northeastern South America showing collection localities of Hexanchorus bifurcatus n. sp. and H. angeli Laššová et al." httpUri="https://zenodo.org/record/229256/files/figure.png" pageId="4" pageNumber="141">Fig. 1</figureCitation>
|
||
). The longest series of specimens were collected from Augustus Creek, a medium-sized (~
|
||
<quantity id="4CD984FDFFEDFFB3FE8D293DFE1CF8FF" box="[343,404,1808,1832]" metricMagnitude="1" metricUnit="m" metricValue="1.0" pageId="4" pageNumber="141" unit="m" value="10.0">10 m</quantity>
|
||
across), low-order stream that drains the majority of the summit region. This tannin-rich blackwater creek is in a densely forested area with occasional breaks in the canopy directly above the stream channel (
|
||
<figureCitation id="131A359DFFEDFFB3FEDA297AFECCF8A8" box="[256,324,1879,1904]" captionStart="FIGURE 8" captionStartId="5.[151,250,713,735]" captionTargetBox="[151,1436,195,674]" captionTargetId="figure@5.[151,1436,195,674]" captionTargetPageId="5" captionText="FIGURE 8. Habitat of Hexanchorus bifurcatus n. sp. on Tafelberg Tepui, Suriname. Riffle in Augustus Creek, including closeup of rock-scrubbing." httpUri="https://zenodo.org/record/229259/files/figure.png" pageId="4" pageNumber="141">Fig. 8</figureCitation>
|
||
A). Most specimens were collected in riffles and high-flow areas by scrubbing rocks in the flow with a brush while holding a net on the downstream side (
|
||
<figureCitation id="131A359DFFEDFFB3FCF92956FCEDF84C" box="[803,869,1915,1940]" captionStart="FIGURE 8" captionStartId="5.[151,250,713,735]" captionTargetBox="[151,1436,195,674]" captionTargetId="figure@5.[151,1436,195,674]" captionTargetPageId="5" captionText="FIGURE 8. Habitat of Hexanchorus bifurcatus n. sp. on Tafelberg Tepui, Suriname. Riffle in Augustus Creek, including closeup of rock-scrubbing." httpUri="https://zenodo.org/record/229259/files/figure.png" pageId="4" pageNumber="141">Fig. 8</figureCitation>
|
||
B). In this regard,
|
||
<taxonomicName id="4C21529BFFEDFFB3FBEE2951FB4FF84B" box="[1076,1223,1915,1939]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="141" phylum="Arthropoda" rank="species" species="bifurcatus">
|
||
<emphasis id="B955F50AFFEDFFB3FBEE2951FB4FF84B" box="[1076,1223,1915,1939]" italics="true" pageId="4" pageNumber="141">H. bifurcatus</emphasis>
|
||
</taxonomicName>
|
||
has similar habitat preferences as other species of
|
||
<taxonomicName id="4C21529BFFEDFFB3FE2729B2FD1AF86F" box="[509,658,1951,1975]" class="Insecta" family="Elmidae" genus="Hexanchorus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Coleoptera" pageId="4" pageNumber="141" phylum="Arthropoda" rank="genus">
|
||
<emphasis id="B955F50AFFEDFFB3FE2729B2FD1AF86F" box="[509,658,1951,1975]" italics="true" pageId="4" pageNumber="141">Hexanchorus</emphasis>
|
||
</taxonomicName>
|
||
from throughout Central and South
|
||
<collectingCountry id="F3366988FFEDFFB3FBEC29B2FB12F860" box="[1078,1178,1951,1976]" name="United States of America" pageId="4" pageNumber="141">America</collectingCountry>
|
||
. Additional specimens were found in
|
||
<collectingCountry id="F3366988FFEDFFB3FEE329EEFE18F804" box="[313,400,1987,2012]" name="Cayman Islands" pageId="4" pageNumber="141">Caiman</collectingCountry>
|
||
Creek (a small, upstream tributary of Augustus Creek) and Geijskes Creek.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |