469 lines
57 KiB
XML
469 lines
57 KiB
XML
<document ID-DOI="http://dx.doi.org/10.3897/zookeys.476.8630" ID-PMC="PMC4311692" ID-Pensoft-Pub="1313-2970-476-1" ID-Pensoft-UUID="FC4DC947FF97FF86190BFFD8B82CAB56" ID-PubMed="25685002" ID-Zenodo-Dep="578702" ID-ZooBank="086D71AF8A294F028559C2E0456B5C5B" ModsDocID="1313-2970-476-1" checkinTime="1451244761026" checkinUser="pensoft" docAuthor="Gustafson, Grey T. & Miller, Kelly B." docDate="2015" docId="F99EE727200650959621AD8FC0AFBAC0" docLanguage="en" docName="ZooKeys 476: 1-135" docOrigin="ZooKeys 476" docPubDate="2015-01-23" docSource="http://dx.doi.org/10.3897/zookeys.476.8630" docTitle="Dineutus discolor Aube 1838" docType="treatment" docVersion="3" id="FC4DC947FF97FF86190BFFD8B82CAB56" lastPageNumber="41" masterDocId="FC4DC947FF97FF86190BFFD8B82CAB56" masterDocTitle="The New World whirligig beetles of the genus Dineutus Macleay, 1825 (Coleoptera, Gyrinidae, Gyrininae, Dineutini)" masterLastPageNumber="135" masterPageNumber="1" pageNumber="37" updateTime="1668159852297" 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 New World whirligig beetles of the genus Dineutus Macleay, 1825 (Coleoptera, Gyrinidae, Gyrininae, Dineutini)</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>Gustafson, Grey T.</mods:namePart>
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<mods:affiliation>Department of Biology and Museum of Southwestern Biology, University of New Mexico, Albuquerque, NM 87131, USA</mods:affiliation>
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<mods:nameIdentifier type="email">gtgustafson@gmail.com</mods:nameIdentifier>
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</mods:name>
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<mods:name type="personal">
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<mods:role>
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<mods:roleTerm>Author</mods:roleTerm>
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</mods:role>
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<mods:namePart>Miller, Kelly B.</mods:namePart>
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<mods:affiliation>Department of Biology and Museum of Southwestern Biology, University of New Mexico, Albuquerque, NM 87131, USA</mods:affiliation>
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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="pubDate">
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<mods:number>2015-01-23</mods:number>
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</mods:detail>
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<mods:detail type="volume">
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<mods:number>476</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>135</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.476.8630</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.476.8630</mods:identifier>
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<mods:identifier type="Pensoft-Pub">1313-2970-476-1</mods:identifier>
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<mods:identifier type="ZooBank">086D71AF8A294F028559C2E0456B5C5B</mods:identifier>
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<mods:identifier type="Pensoft-UUID">FC4DC947FF97FF86190BFFD8B82CAB56</mods:identifier>
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<mods:identifier type="Zenodo-Dep">578702</mods:identifier>
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</mods:mods>
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<treatment ID-GBIF-Taxon="182234735" LSID="urn:lsid:plazi:treatment:F99EE727200650959621AD8FC0AFBAC0" httpUri="http://treatment.plazi.org/id/F99EE727200650959621AD8FC0AFBAC0" lastPageId="40" lastPageNumber="41" pageId="36" pageNumber="37">
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<subSubSection pageId="36" pageNumber="37" type="nomenclature">
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<paragraph pageId="36" pageNumber="37">
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<taxonomicName LSID="F99EE727-2006-5095-9621-AD8FC0AFBAC0" authority="Aube, 1838" authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="36" pageNumber="37" phylum="Arthropoda" rank="species" species="discolor">
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<pageBreakToken pageId="36" pageNumber="37" start="start">Dineutus</pageBreakToken>
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discolor
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<normalizedToken originalValue="Aubé">Aube</normalizedToken>
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, 1838
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</taxonomicName>
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<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Dineutus discolor. A ♀ dorsal habitus B ♀ ventral habitus C ♂ dorsal habitus D ♂ ventral habitus. All scale bars ≈ 2 mm." pageId="36" pageNumber="37">Figures 14</figureCitation>
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<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Dineutus discolor. A aedeagus dorsal view B aedeagus ventral view C ♂ mesotarsal claws D aedeagus lateral view. Scale bar for C ≈ 0.10 mm all others ≈ 1 mm." pageId="36" pageNumber="37">, 15</figureCitation>
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<figureCitation captionStart="Figure 51" captionStartId="F51" captionText="Figure 51. Type specimens A Dineutus analis Regimbart, 1882 lectotype and labels B Dineutus discolor Aube, 1838 lectotype and labels C Dineutus solitarius Aube, 1838 lectotype and labels D Dineutus metallicus Aube, 1838 lectotype and labels E Gyrinus longimanus Olivier, 1795 lectotype and labels F Dineutus truncatus mexicanus Ochs, 1925 holotype and labels." pageId="36" pageNumber="37">, 51</figureCitation>
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<figureCitation captionStart="Figure 52" captionStartId="F52" captionText="Figure 52. General distribution map. A Dineutus assimilis B Dineutus hornii C Dineutus nigrior D Dineutus discolor and Dineutus angustus." pageId="36" pageNumber="37">, 52</figureCitation>
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</paragraph>
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</subSubSection>
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<subSubSection pageId="37" pageNumber="38" type="reference_group">
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<paragraph pageId="37" pageNumber="38">
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<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutes" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Dineutes discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor">
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<pageBreakToken pageId="37" pageNumber="38" start="start">Dineutes</pageBreakToken>
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discolor
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</taxonomicName>
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<bibRefCitation author="Aube, C" journalOrPublisher="Paris" pageId="91" pageNumber="92" refId="B4" refString="Aube, C, 1838. Species general des Hydrocanthares et Gyriniens, par le docteur Ch. Aube; pour faire suite au species general des Coleopteres de la collection de M. Le Comte Dejean. Paris" title="Species general des Hydrocanthares et Gyriniens, par le docteur Ch. Aube; pour faire suite au species general des Coleopteres de la collection de M. Le Comte Dejean" year="1838">
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<normalizedToken originalValue="Aubé">Aube</normalizedToken>
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1838
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</bibRefCitation>
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: 784,
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<taxonomicName class="Insecta" family="Gyrinidae" genus="Cyclous" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Cyclous labratus" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="labratus">
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<emphasis italics="true" pageId="37" pageNumber="38">Cyclous labratus</emphasis>
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</taxonomicName>
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<bibRefCitation author="Melsheimer, FE" journalOrPublisher="Proceedings of the Academy of Natural Sciences of Philadelphia" pageId="94" pageNumber="95" pagination="26 - 43" refId="B80" refString="Melsheimer, FE, 1846. Descriptions of new species of Coleoptera of the United States. Proceedings of the Academy of Natural Sciences of Philadelphia 2: 26 - 43" title="Descriptions of new species of Coleoptera of the United States." volume="2" year="1846">Melsheimer 1846</bibRefCitation>
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: 9 [synonymy by
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<bibRefCitation author="LeConte, JL" journalOrPublisher="Proceedings of the Academy of Natural Sciences of Philadelphia" pageId="93" pageNumber="94" pagination="365 - 373" refId="B60" refString="LeConte, JL, 1868. The Gyrinidae of America, north of Mexico. Proceedings of the Academy of Natural Sciences of Philadelphia 20: 365 - 373" title="The Gyrinidae of America, north of Mexico." volume="20" year="1868">LeConte 1868</bibRefCitation>
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],
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor">
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<emphasis italics="true" pageId="37" pageNumber="38">Dineutus discolor</emphasis>
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</taxonomicName>
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:
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<bibRefCitation author="LeConte, JL" journalOrPublisher="Smithsonian Miscellaneous Collections" pageId="93" pageNumber="94" pagination="1 - 56" refId="B59" refString="LeConte, JL, 1863. List of the Coleoptera of North America. Smithsonian Miscellaneous Collections 6: 1 - 56" title="List of the Coleoptera of North America." volume="6" year="1863">LeConte 1863</bibRefCitation>
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: 18,
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<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus labratus" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="labratus">
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<emphasis italics="true" pageId="37" pageNumber="38">Dineutus labratus</emphasis>
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</taxonomicName>
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:
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<bibRefCitation author="LeConte, JL" journalOrPublisher="Smithsonian Miscellaneous Collections" pageId="93" pageNumber="94" pagination="1 - 56" refId="B59" refString="LeConte, JL, 1863. List of the Coleoptera of North America. Smithsonian Miscellaneous Collections 6: 1 - 56" title="List of the Coleoptera of North America." volume="6" year="1863">LeConte 1863</bibRefCitation>
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: 18.
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor">
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<emphasis italics="true" pageId="37" pageNumber="38">Dineutus discolor</emphasis>
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</taxonomicName>
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<bibRefCitation author="LeConte, JL" journalOrPublisher="Proceedings of the Academy of Natural Sciences of Philadelphia" pageId="93" pageNumber="94" pagination="365 - 373" refId="B60" refString="LeConte, JL, 1868. The Gyrinidae of America, north of Mexico. Proceedings of the Academy of Natural Sciences of Philadelphia 20: 365 - 373" title="The Gyrinidae of America, north of Mexico." volume="20" year="1868">LeConte 1868</bibRefCitation>
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: 367,
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus (Cyclinus) discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor" subGenus="Cyclinus">Dineutus (Cyclinus) discolor</taxonomicName>
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:
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<bibRefCitation author="Hatch, MH" journalOrPublisher="Papers of the Michigan Academy of Science, Arts and Letters" pageId="92" pageNumber="93" pagination="429 - 467" refId="B41" refString="Hatch, MH, 1925b. The phylogeny and phylogenetic tendencies of Gyrinidae. Papers of the Michigan Academy of Science, Arts and Letters V: 429 - 467" title="The phylogeny and phylogenetic tendencies of Gyrinidae." volume="V" year="1925 b">Hatch 1925b</bibRefCitation>
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: 448,
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus (Cyclous) discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor" subGenus="Cyclous">Dineutus (Cyclous) discolor</taxonomicName>
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:
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<bibRefCitation author="Hatch, MH" journalOrPublisher="Bulletin of the Brooklyn Entomological Society" pageId="92" pageNumber="93" pagination="27 - 28" refId="B43" refString="Hatch, MH, 1927. Notes on the biology of Dineutus (Gyrinidae). Bulletin of the Brooklyn Entomological Society 22: 27 - 28" title="Notes on the biology of Dineutus (Gyrinidae)." volume="22" year="1927">Hatch 1927</bibRefCitation>
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: 27,
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<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutes" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Dineutes discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor">
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<emphasis italics="true" pageId="37" pageNumber="38">Dineutes discolor</emphasis>
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</taxonomicName>
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:
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<bibRefCitation author="Leonard, MD" journalOrPublisher="Cornell University Agricultural Experiment Station, Ithaca, New York" pageId="93" pageNumber="94" publicationUrl="10.5962/bhl.title.66369" refId="B70" refString="Leonard, MD, 1928. A List of the Insects of New York with a list of the spiders and certain other allied groups. Cornell University Agricultural Experiment Station, Ithaca, New York, DOI: 10.5962/bhl.title.66369" title="A List of the Insects of New York with a list of the spiders and certain other allied groups." url="10.5962/bhl.title.66369" year="1928">Leonard 1928</bibRefCitation>
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: 262,
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus (Cyclinus) discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor" subGenus="Cyclinus">Dineutus (Cyclinus) discolor</taxonomicName>
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: Hatch 1930: 20,
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor">
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<emphasis italics="true" pageId="37" pageNumber="38">Dineutus discolor</emphasis>
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</taxonomicName>
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:
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<bibRefCitation author="Omer-Cooper, J" journalOrPublisher="Archivum Hydrobiologii" pageId="95" pageNumber="96" pagination="1 - 26" refId="B98" refString="Omer-Cooper, J, 1934. Notes on the Gyrinidae. Archivum Hydrobiologii 8: 1 - 26" title="Notes on the Gyrinidae." volume="8" year="1934">Omer-Cooper 1934</bibRefCitation>
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: 6,
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus (Cyclinus) discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor" subGenus="Cyclinus">Dineutus (Cyclinus) discolor</taxonomicName>
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:
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<bibRefCitation author="Brinck, P" journalOrPublisher="Acta Universitatis Lundensis Nova Series" pageId="91" pageNumber="92" pagination="1 - 144" refId="B8" refString="Brinck, P, 1955. A revision of the Gyrinidae (Coleoptera) of the Ethiopian region. I. Acta Universitatis Lundensis Nova Series 51: 1 - 144" title="A revision of the Gyrinidae (Coleoptera) of the Ethiopian region. I." volume="51" year="1955">Brinck 1955</bibRefCitation>
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: 106,
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor">
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<emphasis italics="true" pageId="37" pageNumber="38">Dineutus discolor</emphasis>
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</taxonomicName>
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:
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<bibRefCitation author="Ferkinhoff, WD" journalOrPublisher="Scientific Publications of the Science Museum of Minnesota" pageId="91" pageNumber="92" pagination="3 - 53" refId="B23" refString="Ferkinhoff, WD, Gunderson, RW, 1983. A key to the whirligig beetles of Minnesota and adjacent states and Canadian provinces (Coleoptera: Gyrinidae). Scientific Publications of the Science Museum of Minnesota 7: 3 - 53" title="A key to the whirligig beetles of Minnesota and adjacent states and Canadian provinces (Coleoptera: Gyrinidae)." volume="7" year="1983">Ferkinhoff and Gundersen 1983</bibRefCitation>
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: 15.
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</paragraph>
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</subSubSection>
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<subSubSection pageId="37" pageNumber="38" type="type localty">
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<paragraph pageId="37" pageNumber="38">Type localty.</paragraph>
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<paragraph pageId="37" pageNumber="38">The United States of America</paragraph>
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</subSubSection>
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<subSubSection pageId="37" pageNumber="38" type="specimens examined">
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<paragraph pageId="37" pageNumber="38">Specimens examined.</paragraph>
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<paragraph pageId="37" pageNumber="38">93</paragraph>
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</subSubSection>
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<subSubSection pageId="37" pageNumber="38" type="type material examined">
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<paragraph pageId="37" pageNumber="38">Type material examined.</paragraph>
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<paragraph pageId="37" pageNumber="38">
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor">
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<emphasis italics="true" pageId="37" pageNumber="38">Dineutus discolor</emphasis>
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</taxonomicName>
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<normalizedToken originalValue="Aubé">Aube</normalizedToken>
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, 1838: lectotype, here designated (1 ♀ pinned, missing right protarsus and right mesothoracic leg) "MUSEUM PARIS/
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<normalizedToken originalValue="AMÉRIQUE">AMERIQUE</normalizedToken>
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SEPT./ AUDOUIN 1833 [beige label, typed black ink]// green disc [underneath is written in ink is 4117/ 33]// TYPE [white label, typed red ink]// LECTOTYPUS/ P. Brinck designavit 1955. [white label, typed black ink]// LECTOTYPE/
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<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="37" pageNumber="38" phylum="Arthropoda" rank="species" species="discolor">Dineutus discolor</taxonomicName>
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/ Desig. RP Withington III/ 1998 [red label, handwritten in black ink]// LECTOTYPE [typed black ink]//" deposited in MNHN.
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</paragraph>
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</subSubSection>
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<subSubSection lastPageId="38" lastPageNumber="39" pageId="37" pageNumber="38" type="material examined">
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<paragraph pageId="37" pageNumber="38">Material examined.</paragraph>
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<paragraph lastPageId="38" lastPageNumber="39" pageId="37" pageNumber="38">
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<emphasis bold="true" pageId="37" pageNumber="38">U.S.A.:</emphasis>
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<emphasis bold="true" pageId="37" pageNumber="38">Alabama:</emphasis>
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Marion Co., Barnsville, 23.viii.1931, leg. R.H. Beamer (1 ex. KSEM); Monroe Co., 10 km W Bowles,
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<geoCoordinate degrees="31" direction="north" minutes="33.094" orientation="latitude" precision="1" value="31.551567">31°33.094'N</geoCoordinate>
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,
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<geoCoordinate degrees="86" direction="west" minutes="59.956" orientation="longitude" precision="1" value="-86.99927">86°59.956'W</geoCoordinate>
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, 11.v.2006, leg. K.B. Miller (1 ex. MSBA);
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<emphasis bold="true" pageId="37" pageNumber="38">Arkansas:</emphasis>
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Washington Co., Lake Sequoyah, 7.x.1992, leg. S. Garner (3 ex. MTEC);
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<emphasis bold="true" pageId="37" pageNumber="38">Florida:</emphasis>
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Holmes Co., Sandy Creek nr. Ponce de Leon, 11.vi.1978, leg. F.N. Young, #2756 (1 ex. FSCA); Santa Rose Co., Holly Creek at Rd. 260, 6.x.1966, leg. P.A. Thomas, (1 ex. FSCA);
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<emphasis bold="true" pageId="37" pageNumber="38">Georgia:</emphasis>
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Jackson Co., Allen Creek, S. Gainesville, 20.viii.1981, leg. F.N. Young, #2887 (1 ex. FSCA);
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<emphasis bold="true" pageId="37" pageNumber="38">Indiana:</emphasis>
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Putnam Co., Deer Creek, Manhattan, 19.viii.1969, leg. D.S. White (3 ex. FSCA);
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<emphasis bold="true" pageId="37" pageNumber="38">Maine:</emphasis>
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Oxford Co., Paris, 8.vii.1949, leg. C.R. Frost, 2674/
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<normalizedToken originalValue="CAF’">CAF'</normalizedToken>
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49 (1 ex. FSCA); York Co., Limington, Saco River, RT.11 at steep falls, 22.vi.1976 (1 ex. FSCA);
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<emphasis bold="true" pageId="37" pageNumber="38">Maryland:</emphasis>
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Patapsco River, 30.iv.1935, leg. W.L. Jellison (11 ex. MTEC); Prince
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<normalizedToken originalValue="George’s">George's</normalizedToken>
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Co., Riverdale, 10.i.1910 (1 ex. MTEC) Montgomery Co., 2 mi. E. Silver Spring, N.W. Branch, 20.vii.1951, leg. G.H. Nelson (4 ex. FSCA);
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<emphasis bold="true" pageId="37" pageNumber="38">Massachusetts:</emphasis>
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Hampshire Co., Amherst, 24.vii.1967, leg. A Lavallee, (1 ex. FSCA); Norfolk Co., Dedham, 10.vi.1921, leg. G.C. Wheeler (1 ex. FSCA);
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<emphasis bold="true" pageId="37" pageNumber="38">Missouri:</emphasis>
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Reynolds Co.,
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<normalizedToken originalValue="Sutton’s">Sutton's</normalizedToken>
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Bluff, 9.ix.1978, leg. K. Jackson, in creek (11 ex. FSCA);
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<emphasis bold="true" pageId="37" pageNumber="38">New Jersey:</emphasis>
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Raritan River Survey I, ACC Station 3B, 2.vii.1957, leg. T. Dolan (2 ex. KSEM); Middlesex Co., Avenel, 24.iv.1926, leg. Siepman (1 ex. KSEM);
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<emphasis bold="true" pageId="37" pageNumber="38">New York:</emphasis>
|
||
New York, 8.v.1892, leg. E.O. Southwick, E.O. Southwick collection (1 ex. MTEC); Greene Co., East Durham, 26.vii.1971, leg. S.E. Thewke (1 ex. FSCA); Westchester Co., White Plains, 1.vi.1924, leg. E.H.P. Squire, (8 ex. FSCA); same as previous except: 8.vi.1924 (1 ex. FSCA); same as previous except: 10.vi.1923 (1 ex. FSCA);
|
||
<emphasis bold="true" pageId="37" pageNumber="38">North Carolina:</emphasis>
|
||
Macon Co., small pond in Wa
|
||
<pageBreakToken pageId="38" pageNumber="39" start="start">tauga</pageBreakToken>
|
||
area n. Franklin, 26.vii.1986, leg. F.N. Young, #3118 (1 ex. FSCA); Moore Co., Mill Creek at Lake View, 7.ii.1966, leg. D.R. Paulson (1 ex. FSCA); Wake Co., 12.ix.1980, leg. R. Hollingsworth (3 ex. FSCA); Wake Co., Raleigh, leg. S.P. Whitney (4 ex. FSCA); same as previous except: 24.ix.1982, leg. R.H. Kenney (1 ex. FSCA); same as previous except: 12.ix.1984, leg. B.S. Bateman (1 ex. FSCA); same as previous except: 11.x.1984, leg. J.L. Williams (1 ex. FSCA); Wake Co., Raleigh, St. Road 1371, SW of Raleigh, 25.vii.1981, leg. S.P. Whitney, in stream (2 ex. FSCA);
|
||
<emphasis bold="true" pageId="38" pageNumber="39">Rhode Island:</emphasis>
|
||
Washington Co., Carolina, 24.ix.1970, leg. A. Lavallee (6 ex. FSCA); Kent Co., 1.ix.1969, leg. A. Lavallee (5 ex. FSCA);
|
||
<emphasis bold="true" pageId="38" pageNumber="39">South Carolina:</emphasis>
|
||
Aiken Co., Jackson, 4 mi NW at hwy 125 bridge, Holley Creek, 26.iii.1980, leg. D. Huggins, S. Hamilton, SEMC 1054961 (1 ex. KSEM);
|
||
<emphasis bold="true" pageId="38" pageNumber="39">Tennessee:</emphasis>
|
||
Cumberland Co., 8 mi S. Crossville, 26.vi.1962, leg. F.N. Young, #1968 (1 ex. FSCA); Maury Co., Colombia (1 ex. MTEC);
|
||
<emphasis bold="true" pageId="38" pageNumber="39">Virginia:</emphasis>
|
||
Albemarle Co., Charlottesville, 27.xi.1947, leg. H.H. Hobbs (1 ex. FSCA);
|
||
<emphasis bold="true" pageId="38" pageNumber="39">West Virginia:</emphasis>
|
||
Grant Co., 9 mi. SW Petersburg, 2.ix.1973, leg. J.B. Heppner (7 ex. FSCA).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="38" pageNumber="39" type="diagnosis">
|
||
<paragraph pageId="38" pageNumber="39">Diagnosis.</paragraph>
|
||
<paragraph pageId="38" pageNumber="39">
|
||
Male (Fig.
|
||
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Dineutus discolor. A ♀ dorsal habitus B ♀ ventral habitus C ♂ dorsal habitus D ♂ ventral habitus. All scale bars ≈ 2 mm." pageId="38" pageNumber="39">14C-D</figureCitation>
|
||
): Size: 10.9-12.1 mm. Body form narrowly oval, attenuated anteriorly; elytral apices rounded with sutural angle produced into a point, rarely with point reduced and elytra appearing completely rounded, apicolateral sinuation present, serrations and/or irregularities absent, elytral striae very faint, most evident medially, elytra with fine microreticulation covering entirety, laterally microreticulation often coarser, medially with fine weakly impressed punctures; profemora with small weakly produced sub-apicoventral tooth; protibia weakly club-shaped, approaching subsinuate in large males, with distolateral margin weakly produced; mesotarsal claw as in Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Dineutus discolor. A aedeagus dorsal view B aedeagus ventral view C ♂ mesotarsal claws D aedeagus lateral view. Scale bar for C ≈ 0.10 mm all others ≈ 1 mm." pageId="38" pageNumber="39">15C</figureCitation>
|
||
; venter lightly colored red to reddish orange; Aedeagus (Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Dineutus discolor. A aedeagus dorsal view B aedeagus ventral view C ♂ mesotarsal claws D aedeagus lateral view. Scale bar for C ≈ 0.10 mm all others ≈ 1 mm." pageId="38" pageNumber="39">15A, B, D</figureCitation>
|
||
) median lobe in dorsal view parallel sided basally, weakly constricted medially, weakly narrowed in apical 1/3, apex obtusely rounded, in lateral view median lobe narrowed in apical 1/4, in ventral view sperm-groove parallel sided for near entirety of length, apex broadly rounded, parameres narrow, parallel sided, weakly arced basally to apically, apically very flatly rounded.
|
||
</paragraph>
|
||
<paragraph pageId="38" pageNumber="39">
|
||
Female (Fig.
|
||
<figureCitation captionStart="Figure 14" captionStartId="F14" captionText="Figure 14. Dineutus discolor. A ♀ dorsal habitus B ♀ ventral habitus C ♂ dorsal habitus D ♂ ventral habitus. All scale bars ≈ 2 mm." pageId="38" pageNumber="39">14A-B</figureCitation>
|
||
): Size: 10.6-12.8 mm. Body form narrowly oval, attenuated anteriorly; elytral apices rounded with sutural angle produced into a point, apicolateral sinuation present, serrations and/or irregularities absent, elytral striae very faint, most evident medially, elytra with fine microreticulation covering entirety, laterally microreticulation often coarser, medially with fine weakly impressed punctures; profemora without sub-apicoventral tooth; protibiae laterally weakly curved, distolateral margin weakly expanded; venter lightly colored, red to yellowish orange.
|
||
</paragraph>
|
||
<caption pageId="38" pageNumber="39" start="Figure 14" startId="F14">
|
||
<paragraph pageId="38" pageNumber="39">
|
||
<emphasis bold="true" pageId="38" pageNumber="39">Figure 14.</emphasis>
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="38" pageNumber="39" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="38" pageNumber="39">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<emphasis bold="true" pageId="38" pageNumber="39">A</emphasis>
|
||
♀ dorsal habitus
|
||
<emphasis bold="true" pageId="38" pageNumber="39">B</emphasis>
|
||
♀ ventral habitus
|
||
<emphasis bold="true" pageId="38" pageNumber="39">C</emphasis>
|
||
♂ dorsal habitus
|
||
<emphasis bold="true" pageId="38" pageNumber="39">D</emphasis>
|
||
♂ ventral habitus. All scale bars ≈ 2 mm.
|
||
</paragraph>
|
||
</caption>
|
||
<caption pageId="38" pageNumber="39" start="Figure 15" startId="F15">
|
||
<paragraph pageId="38" pageNumber="39">
|
||
<emphasis bold="true" pageId="38" pageNumber="39">Figure 15.</emphasis>
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="38" pageNumber="39" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="38" pageNumber="39">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
.
|
||
<emphasis bold="true" pageId="38" pageNumber="39">A</emphasis>
|
||
aedeagus dorsal view
|
||
<emphasis bold="true" pageId="38" pageNumber="39">B</emphasis>
|
||
aedeagus ventral view
|
||
<emphasis bold="true" pageId="38" pageNumber="39">C</emphasis>
|
||
♂ mesotarsal claws
|
||
<emphasis bold="true" pageId="38" pageNumber="39">D</emphasis>
|
||
aedeagus lateral view. Scale bar for
|
||
<emphasis bold="true" pageId="38" pageNumber="39">C</emphasis>
|
||
≈ 0.10 mm all others ≈ 1 mm.
|
||
</paragraph>
|
||
</caption>
|
||
</subSubSection>
|
||
<subSubSection pageId="38" pageNumber="39" type="differential diagnosis">
|
||
<paragraph pageId="38" pageNumber="39">Differential diagnosis.</paragraph>
|
||
<paragraph pageId="38" pageNumber="39">
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="38" pageNumber="39" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="38" pageNumber="39">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
is unique among all North American species in the elongate oval and attenuate anteriorly body form, the elytra of both sexes with the apices rounded, with the sutural angle produced to a point with an apicolateral sinuation present, without serrations or irregularities present, a lightly colored venter, and males with the profemora with a small apicoventral tooth, and the form of the aedeagus (Fig.
|
||
<figureCitation captionStart="Figure 15" captionStartId="F15" captionText="Figure 15. Dineutus discolor. A aedeagus dorsal view B aedeagus ventral view C ♂ mesotarsal claws D aedeagus lateral view. Scale bar for C ≈ 0.10 mm all others ≈ 1 mm." pageId="38" pageNumber="39">15A</figureCitation>
|
||
). The species most similar to
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="38" pageNumber="39" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="38" pageNumber="39">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
is
|
||
<taxonomicName authorityName="LeConte" authorityYear="1878" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus angustus" order="Coleoptera" pageId="38" pageNumber="39" phylum="Arthropoda" rank="species" species="angustus">
|
||
<emphasis italics="true" pageId="38" pageNumber="39">Dineutus angustus</emphasis>
|
||
</taxonomicName>
|
||
. See the differential diagnosis under
|
||
<taxonomicName authorityName="LeConte" authorityYear="1878" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus angustus" order="Coleoptera" pageId="38" pageNumber="39" phylum="Arthropoda" rank="species" species="angustus">
|
||
<emphasis italics="true" pageId="38" pageNumber="39">Dineutus angustus</emphasis>
|
||
</taxonomicName>
|
||
for separation of the two species.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="39" pageNumber="40" type="distribution">
|
||
<paragraph pageId="39" pageNumber="40">
|
||
<pageBreakToken pageId="39" pageNumber="40" start="start">Distribution</pageBreakToken>
|
||
</paragraph>
|
||
<paragraph pageId="39" pageNumber="40">
|
||
<emphasis bold="true" pageId="39" pageNumber="40">
|
||
(Fig.
|
||
<figureCitation captionStart="Figure 52" captionStartId="F52" captionText="Figure 52. General distribution map. A Dineutus assimilis B Dineutus hornii C Dineutus nigrior D Dineutus discolor and Dineutus angustus." pageId="39" pageNumber="40">52D</figureCitation>
|
||
).
|
||
</emphasis>
|
||
Extreme southeastern Canada from Ontario to Nova Scotia (
|
||
<bibRefCitation author="Majka, CG" journalOrPublisher="Zookeys" pageId="94" pageNumber="95" pagination="355 - 372" refId="B76" refString="Majka, CG, Kenner, RD, 2009. The Gyrinidae (Coleoptera) of the Maritime Provinces of Canada: new records, distribution, and faunal composition. Zookeys 22: 355 - 372" title="The Gyrinidae (Coleoptera) of the Maritime Provinces of Canada: new records, distribution, and faunal composition." volume="22" year="2009">Majka and Kenner 2009</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Roughley, RE" journalOrPublisher="Agricultural Canada, Ottawa, Ontario" pageId="96" pageNumber="97" publicationUrl="http://www.canacoll.org/Coleo/Checklist/PDF%20files/GYRINIDAE.pdf" refId="B115" refString="Roughley, RE, 1991. Checklist of Beetles of Canada and Alaska. Agricultural Canada, Ottawa, Ontario, http://www.canacoll.org/Coleo/Checklist/PDF%20files/GYRINIDAE.pdf" title="Checklist of Beetles of Canada and Alaska" url="http://www.canacoll.org/Coleo/Checklist/PDF%20files/GYRINIDAE.pdf" year="1991">Roughley 1991</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Webster, RP" journalOrPublisher="Zookeys" pageId="96" pageNumber="97" pagination="1 - 10" publicationUrl="10.3897/zookeys.179.2582" refId="B126" refString="Webster, RP, DeMerchant, I, 2012. New Coleoptera records from New Brunswick, Canada: Gyrinidae, Carabidae, and Dytiscidae. Zookeys 179: 1 - 10, DOI: 10.3897/zookeys.179.2582" title="New Coleoptera records from New Brunswick, Canada: Gyrinidae, Carabidae, and Dytiscidae." url="10.3897/zookeys.179.2582" volume="179" year="2012">Webster and DeMerchant 2012</bibRefCitation>
|
||
), and the eastern half of the United States (
|
||
<bibRefCitation author="Epler, JH" journalOrPublisher="Bureau of Water Resource Protection, Florida Department of Environmental Protection, Tallahassee" pageId="91" pageNumber="92" refId="B18" refString="Epler, JH, 2010. The Water Beetles of Florida - an identification manual for the families Chrysomelidae, Curculionidae, Dryopidae, Dytiscidae, Elmidae, Gyrinidae, Haliplidae, Helophoridae, Hydraenidae, Hydrochidae, Hydrophilidae, Noteridae, Psephenidae, Ptilodactylidae and Scirtidae." title="The Water Beetles of Florida - an identification manual for the families Chrysomelidae, Curculionidae, Dryopidae, Dytiscidae, Elmidae, Gyrinidae, Haliplidae, Helophoridae, Hydraenidae, Hydrochidae, Hydrophilidae, Noteridae, Psephenidae, Ptilodactylidae and Scirtidae" year="2010">Epler 2010</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Ferkinhoff, WD" journalOrPublisher="Scientific Publications of the Science Museum of Minnesota" pageId="91" pageNumber="92" pagination="3 - 53" refId="B23" refString="Ferkinhoff, WD, Gunderson, RW, 1983. A key to the whirligig beetles of Minnesota and adjacent states and Canadian provinces (Coleoptera: Gyrinidae). Scientific Publications of the Science Museum of Minnesota 7: 3 - 53" title="A key to the whirligig beetles of Minnesota and adjacent states and Canadian provinces (Coleoptera: Gyrinidae)." volume="7" year="1983">Ferkinhoff and Gunderson 1983</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Folkerts, GW" journalOrPublisher="The Coleopterists Bulletin" pageId="91" pageNumber="92" pagination="345 - 347" refId="B27" refString="Folkerts, GW, 1978. A preliminary checklist of the Hydradephaga (Coleoptera) of Alabama. The Coleopterists Bulletin 32: 345 - 347" title="A preliminary checklist of the Hydradephaga (Coleoptera) of Alabama." volume="32" year="1978">Folkerts 1978</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Hilsenhoff, WL" journalOrPublisher="Great Lakes Entomologist" pageId="92" pageNumber="93" pagination="77 - 92" refId="B45" refString="Hilsenhoff, WL, 1990. Gyrinidae of Wisconsin, with a key to adults of both sexes and notes on distribution and habitat. Great Lakes Entomologist 23: 77 - 92" title="Gyrinidae of Wisconsin, with a key to adults of both sexes and notes on distribution and habitat." volume="23" year="1990">Hilsenhoff 1990</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Malcolm, SE" journalOrPublisher="University of Maine Life Science and Agricultural Experiment Station Technical Bulletin" pageId="94" pageNumber="95" pagination="1 - 49" refId="B77" refString="Malcolm, SE, 1971. The water beetles of Maine: including the families Gyrinidae, Haliplidae, Dytiscidae, Noteridae and Hydrophilidae. University of Maine Life Science and Agricultural Experiment Station Technical Bulletin 48: 1 - 49" title="The water beetles of Maine: including the families Gyrinidae, Haliplidae, Dytiscidae, Noteridae and Hydrophilidae." volume="48" year="1971">Malcolm 1971</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Regimbart, M" journalOrPublisher="Annales de la Societe entomologique de France" pageId="95" pageNumber="96" pagination="663 - 737" refId="B106" refString="Regimbart, M, 1907. Essai monographique de la famille des Gyrinidae. 3e supplement. Annales de la Societe entomologique de France 76: 663 - 737" title="Essai monographique de la famille des Gyrinidae. 3 e supplement." volume="76" year="1907">
|
||
<normalizedToken originalValue="Régimbart">Regimbart</normalizedToken>
|
||
1907
|
||
</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Roberts, CH" journalOrPublisher="Transactions of the American Entomological Society" pageId="95" pageNumber="96" pagination="279 - 288" refId="B107" refString="Roberts, CH, 1895. The species of Dineutes of America north of Mexico. Transactions of the American Entomological Society 22: 279 - 288" title="The species of Dineutes of America north of Mexico." volume="22" year="1895">Roberts 1895</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Sanderson, MW" journalOrPublisher="Aquatic Insects and Oligochaetes of North and South Carolina" pageId="96" pageNumber="97" pagination="10.29 - 10.38" refId="B116" refString="Sanderson, MW, 1982. . Aquatic Insects and Oligochaetes of North and South Carolina Ill: 10.29 - 10.38" volume="Ill" year="1982">Sanderson 1982</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Wood, FE" journalOrPublisher="University of Missouri, Columbia, Missouri" pageId="97" pageNumber="98" refId="B130" refString="Wood, FE, 1962. A synopsis of the genus Dineutus (Coleoptera: Gyrinidae) in the Western Hemisphere. University of Missouri, Columbia, Missouri" title="A synopsis of the genus Dineutus (Coleoptera: Gyrinidae) in the Western Hemisphere" year="1962">Wood 1962</bibRefCitation>
|
||
), south possibly into Mexico: Durango (
|
||
<bibRefCitation author="Ochs, G" journalOrPublisher="Revista de Entomologia" pageId="95" pageNumber="96" pagination="253 - 300" refId="B96" refString="Ochs, G, 1949. A revision of the Gyrinoidea of Central America (Coleoptera). Revista de Entomologia 20: 253 - 300" title="A revision of the Gyrinoidea of Central America (Coleoptera)." volume="20" year="1949">Ochs 1949</bibRefCitation>
|
||
).
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection lastPageId="40" lastPageNumber="41" pageId="39" pageNumber="40" type="habitat">
|
||
<paragraph pageId="39" pageNumber="40">Habitat.</paragraph>
|
||
<paragraph pageId="40" pageNumber="41">
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">
|
||
<pageBreakToken pageId="40" pageNumber="41" start="start">Dineutus</pageBreakToken>
|
||
discolor
|
||
</emphasis>
|
||
</taxonomicName>
|
||
appears to be strictly lotic, inhabiting streams (
|
||
<bibRefCitation author="Ferkinhoff, WD" journalOrPublisher="Scientific Publications of the Science Museum of Minnesota" pageId="91" pageNumber="92" pagination="3 - 53" refId="B23" refString="Ferkinhoff, WD, Gunderson, RW, 1983. A key to the whirligig beetles of Minnesota and adjacent states and Canadian provinces (Coleoptera: Gyrinidae). Scientific Publications of the Science Museum of Minnesota 7: 3 - 53" title="A key to the whirligig beetles of Minnesota and adjacent states and Canadian provinces (Coleoptera: Gyrinidae)." volume="7" year="1983">Ferkinhoff and Gunderson 1983</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Hilsenhoff, WL" journalOrPublisher="Great Lakes Entomologist" pageId="92" pageNumber="93" pagination="77 - 92" refId="B45" refString="Hilsenhoff, WL, 1990. Gyrinidae of Wisconsin, with a key to adults of both sexes and notes on distribution and habitat. Great Lakes Entomologist 23: 77 - 92" title="Gyrinidae of Wisconsin, with a key to adults of both sexes and notes on distribution and habitat." volume="23" year="1990">Hilsenhoff 1990</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Webster, RP" journalOrPublisher="Zookeys" pageId="96" pageNumber="97" pagination="1 - 10" publicationUrl="10.3897/zookeys.179.2582" refId="B126" refString="Webster, RP, DeMerchant, I, 2012. New Coleoptera records from New Brunswick, Canada: Gyrinidae, Carabidae, and Dytiscidae. Zookeys 179: 1 - 10, DOI: 10.3897/zookeys.179.2582" title="New Coleoptera records from New Brunswick, Canada: Gyrinidae, Carabidae, and Dytiscidae." url="10.3897/zookeys.179.2582" volume="179" year="2012">Webster and DeMerchant 2012</bibRefCitation>
|
||
), and it has been suggested that this species prefers clear water (
|
||
<bibRefCitation author="Morrissette, R" journalOrPublisher="Fabreries" pageId="94" pageNumber="95" pagination="51 - 58" refId="B83" refString="Morrissette, R, 1979. Les Gyrinidae (Coleoptera) du Quebec. Fabreries 5: 51 - 58" title="Les Gyrinidae (Coleoptera) du Quebec." volume="5" year="1979">Morrissette 1979</bibRefCitation>
|
||
). In Quebec
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
was found in clear running water and in New Brunswick within embayments and along the margins of rivers (
|
||
<bibRefCitation author="Webster, RP" journalOrPublisher="Zookeys" pageId="96" pageNumber="97" pagination="1 - 10" publicationUrl="10.3897/zookeys.179.2582" refId="B126" refString="Webster, RP, DeMerchant, I, 2012. New Coleoptera records from New Brunswick, Canada: Gyrinidae, Carabidae, and Dytiscidae. Zookeys 179: 1 - 10, DOI: 10.3897/zookeys.179.2582" title="New Coleoptera records from New Brunswick, Canada: Gyrinidae, Carabidae, and Dytiscidae." url="10.3897/zookeys.179.2582" volume="179" year="2012">Webster and DeMerchant 2012</bibRefCitation>
|
||
). In Florida,
|
||
<bibRefCitation author="Young, FN" journalOrPublisher=") Unveristy of Florida Studies Biological Science Series, Gainesville" pageId="97" pageNumber="98" refId="B133" refString="Young, FN, 1954. The Water Beetles of Florida. In: Florida Uo (Ed.) Unveristy of Florida Studies Biological Science Series, Gainesville" title="The Water Beetles of Florida. In: Florida Uo (Ed." year="1954">Young (1954)</bibRefCitation>
|
||
found
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
to be a typical inhabitant of small streams in the uplands, avoiding the more acidic streams as well as the true flatwood streams within the state. Within streams
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
swims in the current, moving upstream in quick jerks, allowing individuals to maintain their relative position in the stream among their aggregates, and swim downstream to dive and cling to submerged objects when alarmed (
|
||
<bibRefCitation author="Hatch, MH" journalOrPublisher="Bulletin of the Brooklyn Entomological Society" pageId="92" pageNumber="93" pagination="101 - 114" refId="B40" refString="Hatch, MH, 1925a. An outline of ecology of Gyrinidae. Bulletin of the Brooklyn Entomological Society 20: 101 - 114" title="An outline of ecology of Gyrinidae." volume="20" year="1925 a">Hatch 1925a</bibRefCitation>
|
||
). In more swift streams
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
is often found in eddies behind objects obstructing the current, such as fallen logs, and may be restricted to these habitats (
|
||
<bibRefCitation author="Kolmes, SA" journalOrPublisher="Journal of the New York Entomological Society" pageId="92" pageNumber="93" pagination="405 - 412" refId="B52" refString="Kolmes, SA, 1983a. Ecological and sensory aspects of prey capture by the whirligig beetle, Dineutes discolor (Coleoptera: Gyrinidae). Journal of the New York Entomological Society 91: 405 - 412" title="Ecological and sensory aspects of prey capture by the whirligig beetle, Dineutes discolor (Coleoptera: Gyrinidae)." volume="91" year="1983 a">Kolmes 1983a</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Vulinec, K" journalOrPublisher="Journal of the New York Entomological Society" pageId="96" pageNumber="97" pagination="481 - 486" refId="B123" refString="Vulinec, K, Kolmes, SA, 1987. Temperature contact rates and interindividual distance in whirligig beetles (Coleoptera: Gyrinidae). Journal of the New York Entomological Society 95: 481 - 486" title="Temperature contact rates and interindividual distance in whirligig beetles (Coleoptera: Gyrinidae)." volume="95" year="1987">Vulinec 1987</bibRefCitation>
|
||
). Stream dwelling
|
||
<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="genus">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus</emphasis>
|
||
</taxonomicName>
|
||
species also frequent areas where the current is slowed such as pools and wide meanders, avoiding torrential areas, riffles, and more swift currents (
|
||
<bibRefCitation author="Folkerts, GW" journalOrPublisher="Entomological News" pageId="91" pageNumber="92" pagination="198 - 201" refId="B29" refString="Folkerts, GW, Donavan, LA, 1973. Resting sites of stream dwelling gyrinids (Coleoptera). Entomological News 84: 198 - 201" title="Resting sites of stream dwelling gyrinids (Coleoptera)." volume="84" year="1973">Folkerts and Donavan 1973</bibRefCitation>
|
||
). Members of
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
form rafts in areas of flowing water within the streams, with individuals keeping pace so as to remain in position in the raft, and the raft maintains its relative position within the stream (
|
||
<bibRefCitation author="Brown, CR" journalOrPublisher="The Journal of Comparative Psychology" pageId="91" pageNumber="92" pagination="159 - 189" publicationUrl="10.1037/h0075551" refId="B10" refString="Brown, CR, Hatch, MH, 1929. Orientation and "fright" reactions of whirligig beetles (Gyrinidae). The Journal of Comparative Psychology 9: 159 - 189, DOI: 10.1037/h0075551" title="Orientation and " fright " reactions of whirligig beetles (Gyrinidae)." url="10.1037/h0075551" volume="9" year="1929">Brown and Hatch 1929</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Hatch, MH" journalOrPublisher="Bulletin of the Brooklyn Entomological Society" pageId="92" pageNumber="93" pagination="101 - 114" refId="B40" refString="Hatch, MH, 1925a. An outline of ecology of Gyrinidae. Bulletin of the Brooklyn Entomological Society 20: 101 - 114" title="An outline of ecology of Gyrinidae." volume="20" year="1925 a">Hatch 1925a</bibRefCitation>
|
||
). The first author has collected
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
in both small pebble-bottomed forested streams as well as large mud-bottomed rivers in the southeastern United States. Both situations had clear water similar to situations described above and individuals collected from larger streams were found in areas with slowed water.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="40" pageNumber="41" type="discussion">
|
||
<paragraph pageId="40" pageNumber="41">Discussion.</paragraph>
|
||
<paragraph pageId="40" pageNumber="41">
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
has an extensive range from the northern third of Florida up the Atlantic coast to Canada, and west to Iowa and Minnesota (Fig.
|
||
<figureCitation captionStart="Figure 52" captionStartId="F52" captionText="Figure 52. General distribution map. A Dineutus assimilis B Dineutus hornii C Dineutus nigrior D Dineutus discolor and Dineutus angustus." pageId="40" pageNumber="41">52D</figureCitation>
|
||
). The true extent of the western and southern boundaries of the range of
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
seems somewhat uncertain.
|
||
<bibRefCitation author="Ochs, G" journalOrPublisher="Revista de Entomologia" pageId="95" pageNumber="96" pagination="253 - 300" refId="B96" refString="Ochs, G, 1949. A revision of the Gyrinoidea of Central America (Coleoptera). Revista de Entomologia 20: 253 - 300" title="A revision of the Gyrinoidea of Central America (Coleoptera)." volume="20" year="1949">Ochs (1949)</bibRefCitation>
|
||
lists a single specimen of
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
in his collection as having the label "Mexico, Durango".
|
||
</paragraph>
|
||
<paragraph pageId="40" pageNumber="41">
|
||
<bibRefCitation author="Kolmes, SA" journalOrPublisher="Journal of the New York Entomological Society" pageId="92" pageNumber="93" pagination="273 - 279" refId="B53" refString="Kolmes, SA, 1983b. Precopulatory behavior of the whirligig beetle Dineutes discolor (Coleoptera: Gyrinidae). Journal of the New York Entomological Society 91: 273 - 279" title="Precopulatory behavior of the whirligig beetle Dineutes discolor (Coleoptera: Gyrinidae)." volume="91" year="1983 b">Kolmes (1983b</bibRefCitation>
|
||
;
|
||
<bibRefCitation author="Kolmes, SA" journalOrPublisher="Journal of the New York Entomological Society" pageId="93" pageNumber="94" pagination="1137 - 1140" refId="B54" refString="Kolmes, SA, 1985. Surface vibrational cues in the precopulatory behavior of whirligig beetles. Journal of the New York Entomological Society 93: 1137 - 1140" title="Surface vibrational cues in the precopulatory behavior of whirligig beetles." volume="93" year="1985">1985</bibRefCitation>
|
||
) discussed the precopulatory behavior of
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
describing the interesting
|
||
<normalizedToken originalValue="“Proleg-up”">"Proleg-up"</normalizedToken>
|
||
mate signaling used by females.
|
||
<bibRefCitation author="Kolmes, SA" journalOrPublisher="Journal of the New York Entomological Society" pageId="92" pageNumber="93" pagination="405 - 412" refId="B52" refString="Kolmes, SA, 1983a. Ecological and sensory aspects of prey capture by the whirligig beetle, Dineutes discolor (Coleoptera: Gyrinidae). Journal of the New York Entomological Society 91: 405 - 412" title="Ecological and sensory aspects of prey capture by the whirligig beetle, Dineutes discolor (Coleoptera: Gyrinidae)." volume="91" year="1983 a">Kolmes (1983a)</bibRefCitation>
|
||
also investigated aspects of prey capture within this species.
|
||
</paragraph>
|
||
<paragraph pageId="40" pageNumber="41">
|
||
The larvae of
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
have been found under stones within streams with adult
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
at a depth of 20 cm to 60 cm in areas where water is flowing, but not so rapidly as to create breaks in its surface such as rapids (
|
||
<bibRefCitation author="Brown, CR" journalOrPublisher="The Journal of Comparative Psychology" pageId="91" pageNumber="92" pagination="159 - 189" publicationUrl="10.1037/h0075551" refId="B10" refString="Brown, CR, Hatch, MH, 1929. Orientation and "fright" reactions of whirligig beetles (Gyrinidae). The Journal of Comparative Psychology 9: 159 - 189, DOI: 10.1037/h0075551" title="Orientation and " fright " reactions of whirligig beetles (Gyrinidae)." url="10.1037/h0075551" volume="9" year="1929">Brown and Hatch 1929</bibRefCitation>
|
||
).
|
||
<bibRefCitation author="Hatch, MH" journalOrPublisher="Bulletin of the Brooklyn Entomological Society" pageId="92" pageNumber="93" pagination="27 - 28" refId="B43" refString="Hatch, MH, 1927. Notes on the biology of Dineutus (Gyrinidae). Bulletin of the Brooklyn Entomological Society 22: 27 - 28" title="Notes on the biology of Dineutus (Gyrinidae)." volume="22" year="1927">Hatch (1927)</bibRefCitation>
|
||
included
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
in a key to gyrinid larvae.
|
||
</paragraph>
|
||
</subSubSection>
|
||
<subSubSection pageId="40" pageNumber="41" type="type designation">
|
||
<paragraph pageId="40" pageNumber="41">Type designation.</paragraph>
|
||
<paragraph pageId="40" pageNumber="41">
|
||
While several North American
|
||
<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="genus">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus</emphasis>
|
||
</taxonomicName>
|
||
specimens carry type designations by "RP Withington III", these were never published thus do not consistute viable nomenclatural acts according to Article 11 of
|
||
<emphasis italics="true" pageId="40" pageNumber="41">The Code</emphasis>
|
||
(
|
||
<bibRefCitation author="ICZN" journalOrPublisher="International Trust for Zoological Nomenclature, London" pageId="92" pageNumber="93" refId="B48" refString="ICZN, 1999. International Code of Zoological Nomenclature, Fourth Edition, adopted by the International Union of Biological Sciences. International Trust for Zoological Nomenclature, London" title="International Code of Zoological Nomenclature, Fourth Edition, adopted by the International Union of Biological Sciences" year="1999">ICZN 1999</bibRefCitation>
|
||
). Among the material in the MNHN there are 4 other specimens designated by Withington III as paralectotypes, aside from the specimen here designated formally as the lectotype. Brinck also included a lectotype label on this specimen, but similarly, Brinck did not publish a written account of specimens he designated at the MNHN as lectotypes. The specimen selected here as the lectotype (Fig.
|
||
<figureCitation captionStart="Figure 51" captionStartId="F51" captionText="Figure 51. Type specimens A Dineutus analis Regimbart, 1882 lectotype and labels B Dineutus discolor Aube, 1838 lectotype and labels C Dineutus solitarius Aube, 1838 lectotype and labels D Dineutus metallicus Aube, 1838 lectotype and labels E Gyrinus longimanus Olivier, 1795 lectotype and labels F Dineutus truncatus mexicanus Ochs, 1925 holotype and labels." pageId="40" pageNumber="41">51B</figureCitation>
|
||
) has a locality label indicating the specimen is from the U.S. as well as a disc that allows the date and local to be checked in the
|
||
<normalizedToken originalValue="MNHN’s">MNHN's</normalizedToken>
|
||
registrar. Other specimens in the collection (including the unpublished paralectotypes designated by Withington) lack date indications. Therefore only the specimen with the date showing its collection prior to
|
||
<normalizedToken originalValue="Aubé’s">Aube's</normalizedToken>
|
||
description, and being from the United States (as verified by the registrat at the MNHN) is safe to assume was a part of the original syntype series, and is here formally designated as the lectotype of
|
||
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus discolor" order="Coleoptera" pageId="40" pageNumber="41" phylum="Arthropoda" rank="species" species="discolor">
|
||
<emphasis italics="true" pageId="40" pageNumber="41">Dineutus discolor</emphasis>
|
||
</taxonomicName>
|
||
. Given the uncertainty of the other specimens suggested to be paralectotypes by Withington III, it is our opinion that these specimens should not be regarded as paralectotypes.
|
||
</paragraph>
|
||
</subSubSection>
|
||
</treatment>
|
||
</document> |