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<document id="C59F664D1CC0509ADF4BC09F670090A3" ID-DOI="10.5281/zenodo.291815" ID-ISBN="3-7643-0843-5" ID-Zenodo-Dep="291815" checkinTime="1646762399552" checkinUser="donat" docAuthor="Hess, Hans Ernst, Landolt, Elias &amp; Hirzel, Rosmarie" docDate="1972" docId="73D0566F1B368109F4F6426658598BA6" docLanguage="de" docName="36E6AC1FB8BC1FC524F55871EAF4A080" docOrigin="Birkhaeuser Verlag" docSource="https://doi.org/10.5281/zenodo.291815" docTitle="Agrostis gigantea Roth" docType="treatment" docVersion="6" lastPageNumber="256" masterDocId="36E6AC1FB8BC1FC524F55871EAF4A080" masterDocTitle="Flora der Schweiz und angrenzender Gebiete. Band 1. Pteridophyta bis Caryophyllaceae (2 nd edition): Registerzuband 1" pageNumber="256" updateTime="1690917483640" updateUser="admin">
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<mods:title id="A739DEB1F6509496FFF54662AD95FFE3">Flora der Schweiz und angrenzender Gebiete. Band 1. Pteridophyta bis Caryophyllaceae (2 nd edition): Registerzuband 1</mods:title>
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<mods:namePart id="5B726008B8991B8DE6305AC6C26F09E4">Hess, Hans Ernst</mods:namePart>
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<mods:namePart id="C8829947A3952061BC376A08D4D770E7">Landolt, Elias</mods:namePart>
</mods:name>
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<mods:namePart id="88B9EABB77079E20AA5F4AE21A3A3944">Hirzel, Rosmarie</mods:namePart>
</mods:name>
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<mods:dateIssued id="C08069B89A2624268244BD6469F046C2">1972</mods:dateIssued>
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</mods:originInfo>
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<mods:identifier id="00DB3C9889EDE64550FA20CC69E0730A" type="DOI">10.5281/zenodo.291815</mods:identifier>
<mods:identifier id="689D18145B9749AB0F0151E2B6767BF5" type="ISBN">3-7643-0843-5</mods:identifier>
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<paragraph id="21E5F5CE0603A8E2E8F47A8DEFB5F4B3" pageId="null" pageNumber="256">
<taxonomicName id="6F7F66908FEE9D2271C73C79A127F936" ID-CoL="B9NV" ID-ENA="345916" authority="Roth" authorityName="Roth" class="Liliopsida" family="Poaceae" genus="Agrostis" kingdom="Plantae" order="Poales" pageId="null" pageNumber="256" phylum="Tracheophyta" rank="species" species="gigantea">
Agrostis
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Roth
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="57BC532DBC360ABBC3226BC0123E4B97" pageId="null" pageNumber="256" type="reference_group">
<paragraph id="37441B3525A361A44A1796F3BD0BBE8B" pageId="null" pageNumber="256">
(
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<emphasis id="BA5165AEBD8EB8817ACBB5DC0107ABDA" italics="true" pageId="null" pageNumber="256">A. alba</emphasis>
ssp.
<emphasis id="F5B78F113834B95805B6C8F0286CDDF0" italics="true" pageId="null" pageNumber="256">gigantea</emphasis>
</taxonomicName>
[Roth] Arcang.)
</paragraph>
</subSubSection>
<subSubSection id="BC4E8F691C5E5C73E58FBFEC7E114370" pageId="null" pageNumber="256" type="vernacular_names">
<paragraph id="0BCB0B308CEC253AFB8CCEF3E69F6165" pageId="null" pageNumber="256">Riesen-Windhalm, Fioringras</paragraph>
</subSubSection>
</title>
<subSubSection id="F06C5FB0B18AB58C07F5CDB4FE20A521" pageId="null" pageNumber="256" type="description">
<paragraph id="A31E9DA5C7F8D9E4C12D607CCFE82051" pageId="null" pageNumber="256">
Unterscheidet sich von
<taxonomicName id="8A7B24A11C33916F9E4FD75B1B77D5F4" class="Liliopsida" family="Poaceae" genus="Agrostis" kingdom="Plantae" order="Poales" pageId="null" pageNumber="256" phylum="Tracheophyta" rank="species" species="stolonifera">
<emphasis id="DFEF75675FF7FA06836F59AA6C7BCD40" italics="true" pageId="null" pageNumber="256">A. stolonifera</emphasis>
</taxonomicName>
(Nr. 4) durch folgende Merkmale: Pflanze bis 1,5 m hoch;
<emphasis id="BDC4B394AF6A543674C7BA643530EFD2" italics="true" pageId="null" pageNumber="256">
keine niederliegenden, wurzelnden Stengel und keine oberirdischen
<normalizedToken id="85EF393FCDCCE7D81553A01EEBDA50B0" originalValue="Ausläufer" pageId="null" pageNumber="256">Auslaeufer</normalizedToken>
; unterirdische
<normalizedToken id="E4D59167CA826DD8FCB5819DE51CD9F9" originalValue="Ausläufer" pageId="null" pageNumber="256">Auslaeufer</normalizedToken>
vorhanden;
</emphasis>
<normalizedToken id="2E6528664BE1C829DF56565346458748" originalValue="Blätter" pageId="null" pageNumber="256">Blaetter</normalizedToken>
bis 10 mm breit. -
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: Sommer (
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als
<taxonomicName id="325E0BBDD98AC8FEE59010CE0920D6C2" authority="Nr." authorityName="Nr." class="Liliopsida" family="Poaceae" genus="Agrostis" kingdom="Plantae" order="Poales" pageId="null" pageNumber="256" phylum="Tracheophyta" rank="species" species="stolonifera">
<emphasis id="0CE6CE279F9F11CE4BBBFAF630334F59" italics="true" pageId="null" pageNumber="256">A. stolonifera</emphasis>
, Nr.
</taxonomicName>
4).
</paragraph>
<paragraph id="19DE8CB2C18FF9BB41CB0A169213E543" pageId="null" pageNumber="256">
<emphasis id="3D32FC64D3110F49B5FD25F79A45DC70" italics="true" pageId="null" pageNumber="256">Zytologische Angaben. 2n</emphasis>
=
<emphasis id="357E1D3DE6DC3A359E2B3906A004FA08" italics="true" pageId="null" pageNumber="256">42:</emphasis>
Material aus weiten Gebieten Europas (mehrere hundert Pflanzen) (
<normalizedToken id="E8F2592DF2E2F4C5B5A063160E272D30" originalValue="Björkman" pageId="null" pageNumber="256">Bjoerkman</normalizedToken>
1954a), aus Kanada (Jones 1956b, Bowden 1960a,
<normalizedToken id="308C46695FDAAAFB36D7F29CB7301675" originalValue="Löve" pageId="null" pageNumber="256">Loeve</normalizedToken>
und Solbrig 1964); weitere,
<normalizedToken id="488FDACFDE14EB34FC96EA12D51A1E5F" originalValue="übereinstimmende" pageId="null" pageNumber="256">uebereinstimmende</normalizedToken>
Angaben bei
<normalizedToken id="406E303C1EDC4FC79D560D9FCDC38C06" originalValue="Löve" pageId="null" pageNumber="256">Loeve</normalizedToken>
und
<normalizedToken id="1F7A53E8FED28DB7E2D8332D560D94BC" originalValue="Löve" pageId="null" pageNumber="256">Loeve</normalizedToken>
(1961).
</paragraph>
<paragraph id="F720FD3F0305E088774FD582F708AE1C" pageId="null" pageNumber="256">
<emphasis id="C67F72C3C7BC1FC7C09EB90D49D2840D" italics="true" pageId="null" pageNumber="256">Standort.</emphasis>
Kollin, montan und subalpin. Feuchte bis nasse, kalkhaltige bis saure, lehmige, tonige oder torfige
<normalizedToken id="E69C55EA253626E5A974C77677EAD491" originalValue="Böden" pageId="null" pageNumber="256">Boeden</normalizedToken>
. Pionier auf offenen
<normalizedToken id="B18A89135BC7DC5B874E2532AF2F1B70" originalValue="Böden" pageId="null" pageNumber="256">Boeden</normalizedToken>
.
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, Moore,
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, Felsschutt, Kiesgruben,
<normalizedToken id="AB1AC578C25BE496C37DD42D10B3F126" originalValue="Dämme" pageId="null" pageNumber="256">Daemme</normalizedToken>
; kann zur raschen
<normalizedToken id="95F48518A404A8A6C753FE1646963E96" originalValue="Begrünung" pageId="null" pageNumber="256">Begruenung</normalizedToken>
und Bodenstabilisierung verwendet werden.
</paragraph>
<paragraph id="7442242AD19C34F50176A956A9C56335" pageId="null" pageNumber="256">
<emphasis id="97348E5F0EBC9E975377A195E9ED9E12" italics="true" pageId="null" pageNumber="256">Verbreitung. Eurasiatisch-nordamerikanische Pflanze:</emphasis>
Verbreitung im einzelnen nicht bekannt, da sehr vielgestaltige Art. - Im Gebiet verbreitet,
<normalizedToken id="2C089436D5F88FB25F13AE6EF71F1BFF" originalValue="häufig" pageId="null" pageNumber="256">haeufig</normalizedToken>
.
</paragraph>
<paragraph id="27F970757B6EE8FAA6E76C4E585EBA9D" pageId="null" pageNumber="256">
<emphasis id="A729D9291043FE3C49A535E6FDF4511D" italics="true" pageId="null" pageNumber="256">
Bemerkungen.
<taxonomicName id="D9664DD9350F9D69F75907E86321F360" class="Liliopsida" family="Poaceae" genus="Agrostis" kingdom="Plantae" order="Poales" pageId="null" pageNumber="256" phylum="Tracheophyta" rank="species" species="gigantea">A. gigantea</taxonomicName>
</emphasis>
ist nach Habitus und Standort sehr vielgestaltig. Weitere experimentelle Untersuchungen sind notwendig, da
<normalizedToken id="4AFB26B80E75CBCA6780FF29EC10E423" originalValue="Björkman" pageId="null" pageNumber="256">Bjoerkman</normalizedToken>
diese nicht mehr
<normalizedToken id="32F2C317FC4C295DE6014F4E6E14F370" originalValue="abschließen" pageId="null" pageNumber="256">abschliessen</normalizedToken>
konnte.
</paragraph>
</subSubSection>
</treatment>
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<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. &amp; Miller, Kelly B." docDate="2015" docId="73D0B949B2B2B863B4447874D0889797" 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 americanus" docType="treatment" docVersion="5" id="FC4DC947FF97FF86190BFFD8B82CAB56" lastPageNumber="22" masterDocId="FC4DC947FF97FF86190BFFD8B82CAB56" masterDocTitle="The New World whirligig beetles of the genus Dineutus Macleay, 1825 (Coleoptera, Gyrinidae, Gyrininae, Dineutini)" masterLastPageNumber="135" masterPageNumber="1" pageNumber="21" updateTime="1668159852297" updateUser="ExternalLinkService">
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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:namePart>Gustafson, Grey T.</mods:namePart>
<mods:affiliation>Department of Biology and Museum of Southwestern Biology, University of New Mexico, Albuquerque, NM 87131, USA</mods:affiliation>
<mods:nameIdentifier type="email">gtgustafson@gmail.com</mods:nameIdentifier>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Miller, Kelly B.</mods:namePart>
<mods:affiliation>Department of Biology and Museum of Southwestern Biology, University of New Mexico, Albuquerque, NM 87131, USA</mods:affiliation>
</mods:name>
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<mods:date>2015</mods:date>
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<mods:number>2015-01-23</mods:number>
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<treatment ID-GBIF-Taxon="152057930" LSID="urn:lsid:plazi:treatment:73D0B949B2B2B863B4447874D0889797" httpUri="http://treatment.plazi.org/id/73D0B949B2B2B863B4447874D0889797" lastPageId="21" lastPageNumber="22" pageId="20" pageNumber="21">
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<paragraph pageId="20" pageNumber="21">
<taxonomicName LSID="73D0B949-B2B2-B863-B444-7874D0889797" authority="(Linnaeus, 1767)" baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">Dineutus americanus (Linnaeus, 1767)</taxonomicName>
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Dineutus americanus. A ♀ dorsal habitus B ♀ ventral habitus C ♂ dorsal habitus D ♂ ventral habitus. All scale bars ≈ 2 mm." pageId="20" pageNumber="21">Figures 4</figureCitation>
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Dineutus americanus. 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="20" pageNumber="21">, 5</figureCitation>
<figureCitation captionStart="Figure 55" captionStartId="F55" captionText="Figure 55. General distribution map. A Dineutus americanus B Dineutus longimanus cubensis, Dineutus longimanus jamaicensis, Dineutus longimanus longimanus, Dineutus longimanus portoricensis." pageId="20" pageNumber="21">, 55</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="20" pageNumber="21" type="reference_group">
<paragraph pageId="20" pageNumber="21">
<taxonomicName authorityName="Linnaeus" authorityYear="1767" class="Insecta" family="Gyrinidae" genus="Gyrinus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Gyrinus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">Gyrinus americanus</taxonomicName>
<bibRefCitation author="Linnaeus, C" journalOrPublisher="Systema Naturae etc." pageId="94" pageNumber="95" pagination="533 - 1327" refId="B73" refString="Linnaeus, C, 1767. . Systema Naturae etc. 1 (2): 533 - 1327" volume="1" year="1767">Linnaeus 1767</bibRefCitation>
: 568,
<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutes" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Dineutes metallicus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="metallicus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutes metallicus</emphasis>
</taxonomicName>
<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">
<normalizedToken originalValue="Aubé">Aube</normalizedToken>
1838
</bibRefCitation>
: 781 [synonymized by Schaum 1848],
<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutes" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Dineutes americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutes americanus</emphasis>
</taxonomicName>
: Schaum 1848: 337,
<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus (Cyclinus) metallicus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="metallicus" subGenus="Cyclinus">Dineutus (Cyclinus) metallicus</taxonomicName>
:
<bibRefCitation author="Ochs, G" journalOrPublisher="Entomologische Zeitschrift" pageId="94" pageNumber="95" pagination="129 - 140" refId="B89" refString="Ochs, G, 1926a. Die Dineutini. 2. Tribus der Unterfamilien Enhydrinae Fam. Gyrinidae (Col). A. Aligemeiner Teil. Entomologische Zeitschrift 40: 129 - 140" title="Die Dineutini. 2. Tribus der Unterfamilien Enhydrinae Fam. Gyrinidae (Col). A. Aligemeiner Teil." volume="40" year="1926 a">Ochs 1926a</bibRefCitation>
: 137.
</paragraph>
</subSubSection>
<subSubSection pageId="20" pageNumber="21" type="type locality">
<paragraph pageId="20" pageNumber="21">Type locality.</paragraph>
<paragraph pageId="20" pageNumber="21">
<normalizedToken originalValue="“America”">&quot;America&quot;</normalizedToken>
.
</paragraph>
</subSubSection>
<subSubSection pageId="20" pageNumber="21" type="specimens examined">
<paragraph pageId="20" pageNumber="21">Specimens examined.</paragraph>
<paragraph pageId="20" pageNumber="21">8</paragraph>
</subSubSection>
<subSubSection pageId="20" pageNumber="21" type="type material examined">
<paragraph pageId="20" pageNumber="21">Type material examined.</paragraph>
<paragraph pageId="20" pageNumber="21">
<taxonomicName authorityName="Linnaeus" authorityYear="1767" class="Insecta" family="Gyrinidae" genus="Gyrinus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Gyrinus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Gyrinus americanus</emphasis>
</taxonomicName>
Linnaeus, 1767: syntype (1 ♀ card mounted) &quot;2 [white label typed black ink]//
<taxonomicName authorityName="Linnaeus" authorityYear="1767" class="Insecta" family="Gyrinidae" genus="Gyrinus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">americanus</taxonomicName>
[beige lable, handwritten in black ink]//&quot; examined online through the Linnaen Society of
<normalizedToken originalValue="Londons">London's</normalizedToken>
<normalizedToken originalValue="Linneans">Linnean's</normalizedToken>
Insect Collection.
</paragraph>
<paragraph pageId="20" pageNumber="21">
<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus metallicus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="metallicus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus metallicus</emphasis>
</taxonomicName>
<normalizedToken originalValue="Aubé">Aube</normalizedToken>
, 1838: lectotype, here designated (1 ♀ pinned) &quot;MUSEUM PARIS/ CUBA/ M. De LA SAGRA 764-36 [beige label with thin black border, typed black ink]// green circle [underneath is 764/ 36 handwritten in black ink]//
<emphasis italics="true" pageId="20" pageNumber="21">metallicus au</emphasis>
[beige label, handwritten in black ink, handwriting appears to be
<normalizedToken originalValue="Aubés">Aube's</normalizedToken>
, author is partially cut off]// PARATYPE [red label, typed black ink]// LECTOTYPE [red label, typed black ink]//&quot; deposited in the MNHN. Paralectotype (1 ♀ pinned missing right mesothoracic leg past the femur and entire right metathoracic leg) same data as previous except without
<normalizedToken originalValue="Aubés">Aube's</normalizedToken>
handwriting label and with &quot;PARALECTOTYPE [red label, typed black ink]//&quot; deposited in the MNHN.
</paragraph>
</subSubSection>
<subSubSection pageId="20" pageNumber="21" type="material examined">
<paragraph pageId="20" pageNumber="21">Material examined.</paragraph>
<paragraph pageId="20" pageNumber="21">
<emphasis bold="true" pageId="20" pageNumber="21">BAHAMAS:</emphasis>
<emphasis bold="true" pageId="20" pageNumber="21">Great Exuma:</emphasis>
Simons Pt., &quot; 23.31.50 75.37.30 &quot;, 26.i.1980, leg. S.A. Teale (1 ex. KSEM);
<emphasis bold="true" pageId="20" pageNumber="21">Mayaguana Island:</emphasis>
3.viii.1963, leg. C.M. Murvosh, BLT (1 ex. FSCA).
<emphasis bold="true" pageId="20" pageNumber="21">CUBA:</emphasis>
<normalizedToken originalValue="Holguín">Holguin</normalizedToken>
river near Biological Station of PN La Mensura, Piloto, 657 m, 11.v.2013,
<geoCoordinate degrees="20.48640" direction="north" orientation="latitude" precision="1" value="20.4864">20.48640N</geoCoordinate>
,
<geoCoordinate degrees="75.779134" direction="west" orientation="longitude" precision="1" value="-75.77914">75.779134W</geoCoordinate>
, leg. A.
<normalizedToken originalValue="Deler-Hernández">Deler-Hernandez</normalizedToken>
(1 ex. NMPC).
<emphasis bold="true" pageId="20" pageNumber="21">DOMINCAN REPUBLIC:</emphasis>
<emphasis bold="true" pageId="20" pageNumber="21">La Altagracia:</emphasis>
<normalizedToken originalValue="Nisibón">Nisibon</normalizedToken>
, 3.v.1978, leg. R.E. Woodruff &amp; G.B. Fairchild, (1 ex. FSCA);
<emphasis bold="true" pageId="20" pageNumber="21">Monte Cristi:</emphasis>
5 km N Villa Elisa, 10-18.v.1985, leg. E. Giesbert (1 ex. FSCA).
<emphasis bold="true" pageId="20" pageNumber="21">PUERTO RICO:</emphasis>
Almirante Rd.,
<normalizedToken originalValue="“K.B.Y.”">&quot;K.B.Y.&quot;</normalizedToken>
, 9.iii.1935, leg. J.G. Needham (1 ex. MSBA).
<emphasis bold="true" pageId="20" pageNumber="21">U.S.A.:</emphasis>
<emphasis bold="true" pageId="20" pageNumber="21">The Virgin Islands:</emphasis>
St. Thomas, 27.ii.1925, WIBF 011217 (1 ex. WIBF).
</paragraph>
</subSubSection>
<subSubSection pageId="20" pageNumber="21" type="diagnosis">
<paragraph pageId="20" pageNumber="21">Diagnosis.</paragraph>
<paragraph pageId="20" pageNumber="21">
Male (Fig.
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Dineutus americanus. A ♀ dorsal habitus B ♀ ventral habitus C ♂ dorsal habitus D ♂ ventral habitus. All scale bars ≈ 2 mm." pageId="20" pageNumber="21">4C-D</figureCitation>
): Size: 8.7-9.3 mm. Body form elongate oval; elytral apices with sutural angle produced to a point, with serrations and irregularities present apically, elytra with reticulation very strong laterally, medial disc with reticulation sparse or absent, striae often not apparent, lateral marginal depression of elytra not present; profemora with small sub-apicoventral tooth; protibiae club-shaped with apicolateral margin obliquely angled; mesotarsal claws (Fig.
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Dineutus americanus. 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="20" pageNumber="21">5C</figureCitation>
) with ventral margin weakly rounded; venter darkly colored, reddish brown to black, weakly metallic, mesothoracic and metathoracic legs usually lighter in coloration, as well as apex of abdomen; Aedeagus (Fig.
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Dineutus americanus. 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="20" pageNumber="21">5A, B, D</figureCitation>
) median lobe in dorsal view shorter than parameres, nearly parallel sided, narrowed in apical 1/6; parameres weakly expanded laterally in apical 1/3, medially weakly curved, flatly rounded apically.
</paragraph>
<paragraph pageId="20" pageNumber="21">
Female (Fig.
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Dineutus americanus. A ♀ dorsal habitus B ♀ ventral habitus C ♂ dorsal habitus D ♂ ventral habitus. All scale bars ≈ 2 mm." pageId="20" pageNumber="21">4A-B</figureCitation>
): Size: 8.9-9.1 mm. Body form elongate oval; elytral apices with sutural angle produced, with serrations and irregularities present apically, apicolateral sinuation present, elytra with reticulation strongly present laterally, medial disc with reticulation sparse or absent, striae often not present, lateral marginal depression of elytra absent; profemora without sub-apicoventral tooth; protibiae club-shaped with apicolateral angle rounded; venter darkly colored, reddish brown to black, weakly metallic, mesothoracic and metathoracic legs and apex of abdomen usually lighter in coloration.
</paragraph>
<caption pageId="20" pageNumber="21" start="Figure 4" startId="F4">
<paragraph pageId="20" pageNumber="21">
<emphasis bold="true" pageId="20" pageNumber="21">Figure 4.</emphasis>
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
.
<emphasis bold="true" pageId="20" pageNumber="21">A</emphasis>
♀ dorsal habitus
<emphasis bold="true" pageId="20" pageNumber="21">B</emphasis>
♀ ventral habitus
<emphasis bold="true" pageId="20" pageNumber="21">C</emphasis>
♂ dorsal habitus
<emphasis bold="true" pageId="20" pageNumber="21">D</emphasis>
♂ ventral habitus. All scale bars ≈ 2 mm.
</paragraph>
</caption>
<caption pageId="20" pageNumber="21" start="Figure 5" startId="F5">
<paragraph pageId="20" pageNumber="21">
<emphasis bold="true" pageId="20" pageNumber="21">Figure 5.</emphasis>
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
.
<emphasis bold="true" pageId="20" pageNumber="21">A</emphasis>
aedeagus dorsal view
<emphasis bold="true" pageId="20" pageNumber="21">B</emphasis>
aedeagus ventral view
<emphasis bold="true" pageId="20" pageNumber="21">C</emphasis>
♂ mesotarsal claws
<emphasis bold="true" pageId="20" pageNumber="21">D</emphasis>
aedeagus lateral view. Scale bar for
<emphasis bold="true" pageId="20" pageNumber="21">C</emphasis>
≈ 0.10 mm all others ≈ 1 mm.
</paragraph>
</caption>
</subSubSection>
<subSubSection lastPageId="21" lastPageNumber="22" pageId="20" pageNumber="21" type="differential diagnosis">
<paragraph pageId="20" pageNumber="21">Differential diagnosis.</paragraph>
<paragraph pageId="20" pageNumber="21">
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
is unique among all other species of
<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="genus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus</emphasis>
</taxonomicName>
in North American in having an elongate oval body form (Fig.
<figureCitation captionStart="Figure 4" captionStartId="F4" captionText="Figure 4. Dineutus americanus. A ♀ dorsal habitus B ♀ ventral habitus C ♂ dorsal habitus D ♂ ventral habitus. All scale bars ≈ 2 mm." pageId="20" pageNumber="21">4A, C</figureCitation>
), elytra without a well defined marginal depression, strong lateral reticulation, with striae mostly absent, the elytral apices with the sutural angle produced to a point with apical serrations and irregularities present, in the male having the profemora with a small sub-apicoventral tooth, protibiae that are club-shaped, and in the form of the male aedeagus (Fig.
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Dineutus americanus. 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="20" pageNumber="21">5A</figureCitation>
). This species is also unique in being small in size and endemic to the Caribbean, reaching the Florida Keys (Fig.
<figureCitation captionStart="Figure 55" captionStartId="F55" captionText="Figure 55. General distribution map. A Dineutus americanus B Dineutus longimanus cubensis, Dineutus longimanus jamaicensis, Dineutus longimanus longimanus, Dineutus longimanus portoricensis." pageId="20" pageNumber="21">55A</figureCitation>
). The species most similar to
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
is
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph pageId="20" pageNumber="21">
Both sexes of
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
can be distinguished from
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
in having the sutural angle of the elytra produced to a point and being generally smaller in size. However, this production can sometimes be highly reduced to only a small point at the sutural angle, especially in males. Both sexes of
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
can further be separated from
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
in lacking the marginal depression of the elytra seen in
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
. The absence of the elytral marginal depression is most evident in the humeral region of the elytra, where in
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
it is steep and narrow, becoming larger and shallower posteriad.
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
has the elytra more evenly convex with the lateral portions of the disc with a very strongly impressed reticulation, producing a bronzy green appearance. The elytra also often do not have the striae very apparent due to the strong reticulation, whereas the striae are often faint but evident in
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
.
</paragraph>
<paragraph pageId="20" pageNumber="21">
The aedeagus (Fig.
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Dineutus americanus. 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="20" pageNumber="21">5A</figureCitation>
) will unambiguously distinguish males of
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
from
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
. In
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
the median lobe (Fig.
<figureCitation captionStart="Figure 5" captionStartId="F5" captionText="Figure 5. Dineutus americanus. 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="20" pageNumber="21">5A</figureCitation>
) is weakly constricted medially, and only narrowed in the apical 1/6 of its length, whereas that of
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
(Fig.
<figureCitation captionStart="Figure 11" captionStartId="F11" captionText="Figure 11. Dineutus carolinus. Bahamas specimen aedeagus A dorsal view B ventral view C lateral view; Florida specimen aedeagus D dorsal view E ventral view F ♂ mesotarsal claws G aedeagus lateral view, Texas specimen aedeagus H dorsal view I ventral view J lateral view. Scale bar for F ≈ 0.10 mm all others ≈ 1 mm." pageId="20" pageNumber="21">11A</figureCitation>
) is parallel sided for much of its length, fairly evenly narrowed in the apical 1/3, and is much more narrow overall. The parameres also differ, with those of
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
more curved along both lateral and medial margins.
</paragraph>
<paragraph pageId="20" pageNumber="21">
Females of
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus americanus</emphasis>
</taxonomicName>
can be distinguished from
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="20" pageNumber="21" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="20" pageNumber="21">Dineutus carolinus</emphasis>
</taxonomicName>
by several of the above described differences, but also the elytra are much more noticeably lacking the marginal depression.
</paragraph>
<paragraph pageId="21" pageNumber="22">
<pageBreakToken pageId="21" pageNumber="22" start="start">Whereas</pageBreakToken>
other small, elongate-oval species may be confused with
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus americanus</emphasis>
</taxonomicName>
(e.g.
<taxonomicName baseAuthorityName="Say" baseAuthorityYear="1825" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus emarginatus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="emarginatus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus emarginatus</emphasis>
</taxonomicName>
,
<taxonomicName authorityName="Aube" authorityYear="1838" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus solitarius" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="solitarius">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus solitarius</emphasis>
</taxonomicName>
and possibly
<taxonomicName baseAuthorityName="Kirby" baseAuthorityYear="1837" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus assimilis" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="assimilis">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus assimilis</emphasis>
</taxonomicName>
, since the elytral apices are similar) it should again be noted that
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus americanus</emphasis>
</taxonomicName>
is a Caribbean endemic and its range should limit confusion with all other species except for
<taxonomicName authorityName="LeConte" authorityYear="1868" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus carolinus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="carolinus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus carolinus</emphasis>
</taxonomicName>
which is also found in the Bahamas (Fig.
<figureCitation captionStart="Figure 53" captionStartId="F53" captionText="Figure 53. General distribution map. A Dineutus carolinus B Dineutus ciliatus and Dineutus robertsi C Dineutus serrulatus analis and Dineutus serrulatus serrulatus D Dineutus emarginatus." pageId="21" pageNumber="22">53C</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="21" pageNumber="22" type="distribution">
<paragraph pageId="21" pageNumber="22">Distribution</paragraph>
<paragraph pageId="21" pageNumber="22">
<emphasis bold="true" pageId="21" pageNumber="22">
(Fig.
<figureCitation captionStart="Figure 55" captionStartId="F55" captionText="Figure 55. General distribution map. A Dineutus americanus B Dineutus longimanus cubensis, Dineutus longimanus jamaicensis, Dineutus longimanus longimanus, Dineutus longimanus portoricensis." pageId="21" pageNumber="22">55A</figureCitation>
).
</emphasis>
From the Big Pine Key (Florida Keys, U.S.A.) (
<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>
), through the Caribbean from the Bahamas to Cuba (
<bibRefCitation author="Blackwelder, RE" journalOrPublisher="Smithsonian Institution, Washington D. C." pageId="91" pageNumber="92" refId="B6" refString="Blackwelder, RE, 1944. Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1. Smithsonian Institution, Washington D. C." title="Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1." year="1944">Blackwelder 1944</bibRefCitation>
;
<bibRefCitation author="Leng, CW" journalOrPublisher="Bulletin of the American Museum of Natural History" pageId="93" pageNumber="94" pagination="191 - 220" refId="B66" refString="Leng, CW, Mutchler, AJ, 1914a. Article V. - Suppliment to preliminary list of the Coleoptera of the West Indies. Bulletin of the American Museum of Natural History 37: 191 - 220" title="Article V. - Suppliment to preliminary list of the Coleoptera of the West Indies." volume="37" year="1914 a">Leng and Mutchler 1914a</bibRefCitation>
;
<bibRefCitation author="Peck, SB" journalOrPublisher="Journal of Cave and Karst Studies" pageId="95" pageNumber="96" pagination="156 - 166" refId="B100" refString="Peck, SB, Ruiz-Baliu, AE, Garces Gonzalez, GF, 1998. The cave-inhabiting beetles of Cuba (Insecta: Coleoptera): diversity, distribution, and ecology. Journal of Cave and Karst Studies 60: 156 - 166" title="The cave-inhabiting beetles of Cuba (Insecta: Coleoptera): diversity, distribution, and ecology." volume="60" year="1998">Peck et al. 1998</bibRefCitation>
), Isle de Pinos (
<bibRefCitation author="Blackwelder, RE" journalOrPublisher="Smithsonian Institution, Washington D. C." pageId="91" pageNumber="92" refId="B6" refString="Blackwelder, RE, 1944. Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1. Smithsonian Institution, Washington D. C." title="Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1." year="1944">Blackwelder 1944</bibRefCitation>
), Jamaica (Blackwelder 1994;
<bibRefCitation author="Leng, CW" journalOrPublisher="Bulletin of the American Museum of Natural History" pageId="93" pageNumber="94" pagination="391 - 493" refId="B67" refString="Leng, CW, Mutchler, AJ, 1914b. Article XXX. - A preliminary list of the Coleoptera of the West Indies as recorded Jan. 1, 1914. Bulletin of the American Museum of Natural History 33: 391 - 493" title="Article XXX. - A preliminary list of the Coleoptera of the West Indies as recorded Jan. 1, 1914." volume="33" year="1914 b">Leng and Mutchler 1914b</bibRefCitation>
), Dominican Republic (
<bibRefCitation author="Blackwelder, RE" journalOrPublisher="Smithsonian Institution, Washington D. C." pageId="91" pageNumber="92" refId="B6" refString="Blackwelder, RE, 1944. Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1. Smithsonian Institution, Washington D. C." title="Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1." year="1944">Blackwelder 1944</bibRefCitation>
), Puerto Rico, St. Thomas, St. John (
<bibRefCitation author="Blackwelder, RE" journalOrPublisher="Smithsonian Institution, Washington D. C." pageId="91" pageNumber="92" refId="B6" refString="Blackwelder, RE, 1944. Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1. Smithsonian Institution, Washington D. C." title="Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1." year="1944">Blackwelder 1944</bibRefCitation>
), Antigua (
<bibRefCitation author="Blackwelder, RE" journalOrPublisher="Smithsonian Institution, Washington D. C." pageId="91" pageNumber="92" refId="B6" refString="Blackwelder, RE, 1944. Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1. Smithsonian Institution, Washington D. C." title="Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1." year="1944">Blackwelder 1944</bibRefCitation>
;
<bibRefCitation author="Leng, CW" journalOrPublisher="Bulletin of the American Museum of Natural History" pageId="93" pageNumber="94" pagination="191 - 220" refId="B66" refString="Leng, CW, Mutchler, AJ, 1914a. Article V. - Suppliment to preliminary list of the Coleoptera of the West Indies. Bulletin of the American Museum of Natural History 37: 191 - 220" title="Article V. - Suppliment to preliminary list of the Coleoptera of the West Indies." volume="37" year="1914 a">Leng and Mutchler 1914a</bibRefCitation>
), to Guadeloupe (
<bibRefCitation author="Blackwelder, RE" journalOrPublisher="Smithsonian Institution, Washington D. C." pageId="91" pageNumber="92" refId="B6" refString="Blackwelder, RE, 1944. Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1. Smithsonian Institution, Washington D. C." title="Checklist of the coleopterous insects of Mexico, Central America, the West Indies, and South America. Part 1." year="1944">Blackwelder 1944</bibRefCitation>
;
<bibRefCitation author="Leng, CW" journalOrPublisher="Bulletin of the American Museum of Natural History" pageId="93" pageNumber="94" pagination="191 - 220" refId="B66" refString="Leng, CW, Mutchler, AJ, 1914a. Article V. - Suppliment to preliminary list of the Coleoptera of the West Indies. Bulletin of the American Museum of Natural History 37: 191 - 220" title="Article V. - Suppliment to preliminary list of the Coleoptera of the West Indies." volume="37" year="1914 a">Leng and Mutchler 1914a</bibRefCitation>
;
<bibRefCitation author="Leng, CW" journalOrPublisher="Bulletin of the American Museum of Natural History" pageId="93" pageNumber="94" pagination="391 - 493" refId="B67" refString="Leng, CW, Mutchler, AJ, 1914b. Article XXX. - A preliminary list of the Coleoptera of the West Indies as recorded Jan. 1, 1914. Bulletin of the American Museum of Natural History 33: 391 - 493" title="Article XXX. - A preliminary list of the Coleoptera of the West Indies as recorded Jan. 1, 1914." volume="33" year="1914 b">b</bibRefCitation>
;
<bibRefCitation author="Peck, SB" journalOrPublisher="Insecta Mundi" pageId="95" pageNumber="96" pagination="1 - 54" refId="B99" refString="Peck, SB, 2011. The diversity and distributions of the beetles (Insecta: Coleoptera) of the northern Leeward Islands, Lesser Antilles (Anguilla, Antigua, Barbuda, Nevis, Saba, St. Barthelemy, St. Eustatius, St. Kitts, and St. Martin-St. Maarten. Insecta Mundi 0159: 1 - 54" title="The diversity and distributions of the beetles (Insecta: Coleoptera) of the northern Leeward Islands, Lesser Antilles (Anguilla, Antigua, Barbuda, Nevis, Saba, St. Barthelemy, St. Eustatius, St. Kitts, and St. Martin-St. Maarten." volume="0159" year="2011">Peck 2011</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="21" pageNumber="22" type="habitat">
<paragraph pageId="21" pageNumber="22">Habitat.</paragraph>
<paragraph pageId="21" pageNumber="22">
Lentic species (M.
<normalizedToken originalValue="Fikáček">Fikacek</normalizedToken>
pers. com.), also an accidental inhabitant of caves in Cuba (
<bibRefCitation author="Peck, SB" journalOrPublisher="Journal of Cave and Karst Studies" pageId="95" pageNumber="96" pagination="156 - 166" refId="B100" refString="Peck, SB, Ruiz-Baliu, AE, Garces Gonzalez, GF, 1998. The cave-inhabiting beetles of Cuba (Insecta: Coleoptera): diversity, distribution, and ecology. Journal of Cave and Karst Studies 60: 156 - 166" title="The cave-inhabiting beetles of Cuba (Insecta: Coleoptera): diversity, distribution, and ecology." volume="60" year="1998">Peck et al. 1998</bibRefCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="21" pageNumber="22" type="discussion">
<paragraph pageId="21" pageNumber="22">Discussion.</paragraph>
<paragraph pageId="21" pageNumber="22">
Many specimens have been misidentified as
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus americanus</emphasis>
</taxonomicName>
due to a long persisting synonymy issue (see the discussion under
<taxonomicName baseAuthorityName="Kirby" baseAuthorityYear="1837" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus assimilis" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="assimilis">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus assimilis</emphasis>
</taxonomicName>
). Mistaken records of
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus americanus</emphasis>
</taxonomicName>
include
<bibRefCitation author="Ciegler, JC" journalOrPublisher="Clemson University Public Service Pub." pageId="91" pageNumber="92" refId="B13" refString="Ciegler, JC, Morse, JC, Wheeler, AG, Activities, CUPS, 2003. Water beetles of South Carolina: (Coleoptera: Gyrinidae, Haliplidae, Noteridae, Dytiscidae, Hydrophilidae, Hydraenidae, Scirtidae, Elmidae, Dryopidae, Limnichidae, Heteroceridae, Psephenidae, Ptilodactylidae, and Chelonariidae). Clemson University Public Service Pub." title="Water beetles of South Carolina: (Coleoptera: Gyrinidae, Haliplidae, Noteridae, Dytiscidae, Hydrophilidae, Hydraenidae, Scirtidae, Elmidae, Dryopidae, Limnichidae, Heteroceridae, Psephenidae, Ptilodactylidae, and Chelonariidae)" year="2003">Ciegler et al. (2003)</bibRefCitation>
and
<bibRefCitation author="Zuellig, RE" journalOrPublisher="Journal of the Kansas Entomological Society" pageId="97" pageNumber="98" pagination="163 - 171" refId="B134" refString="Zuellig, RE, Pineda, PM, Kondratieff, BC, 2002. Aquatic insects of a high plains spring: Warm Springs, Guernsey, Wyoming. Journal of the Kansas Entomological Society 75: 163 - 171" title="Aquatic insects of a high plains spring: Warm Springs, Guernsey, Wyoming." volume="75" year="2002">Zuellig et al. (2002)</bibRefCitation>
for Wyoming and, most likely, the key to larvae provided by
<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>
. The true
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus americanus</emphasis>
</taxonomicName>
is only found in the Caribbean and the Florida Keys (Fig.
<figureCitation captionStart="Figure 55" captionStartId="F55" captionText="Figure 55. General distribution map. A Dineutus americanus B Dineutus longimanus cubensis, Dineutus longimanus jamaicensis, Dineutus longimanus longimanus, Dineutus longimanus portoricensis." pageId="21" pageNumber="22">55A</figureCitation>
).
</paragraph>
</subSubSection>
<subSubSection pageId="21" pageNumber="22" type="type designation">
<paragraph pageId="21" pageNumber="22">Type designation.</paragraph>
<paragraph pageId="21" pageNumber="22">
<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">
<normalizedToken originalValue="Aubé">Aube</normalizedToken>
(1838)
</bibRefCitation>
does not give any exact label data, nor does he mention whose collection the types came from. The syntype series was identified by the presence of a disc on the specimen, which was checked with the registrar present at the MNHN to ensure dates were prior to the description by
<normalizedToken originalValue="Aubé">Aube</normalizedToken>
. The other specimens present either did not provide dates or had dates after
<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">
<normalizedToken originalValue="Aubés">Aube's</normalizedToken>
(1838)
</bibRefCitation>
publication. 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="21" pageNumber="22">51D</figureCitation>
) here designated was selected as it had a label present with
<normalizedToken originalValue="Aubés">Aube's</normalizedToken>
handwriting and identification as &quot;
<emphasis italics="true" pageId="21" pageNumber="22">metallicus</emphasis>
&quot;. We here also confirm that
<taxonomicName class="Insecta" family="Gyrinidae" genus="Dineutes" higherTaxonomySource="GBIF" kingdom="Animalia" lsidName="Dineutes metallicus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="metallicus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutes metallicus</emphasis>
</taxonomicName>
is a synonym of
<taxonomicName baseAuthorityName="Linnaeus" baseAuthorityYear="1767" class="Insecta" family="Gyrinidae" genus="Dineutus" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Dineutus americanus" order="Coleoptera" pageId="21" pageNumber="22" phylum="Arthropoda" rank="species" species="americanus">
<emphasis italics="true" pageId="21" pageNumber="22">Dineutus americanus</emphasis>
</taxonomicName>
as proposed by Schaum (1848).
</paragraph>
</subSubSection>
</treatment>
</document>