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<document ID-DOI="http://dx.doi.org/10.3897/evolsyst.6.84170" ID-Pensoft-Pub="2535-0730-1-89" ID-Pensoft-UUID="33AAD9532A1A50B7BD1812618FFD234A" ID-ZooBank="6F70162D74A4455E84EDC2080D7F8A74" ModsDocID="2535-0730-6-1-89" checkinTime="1656548562096" checkinUser="pensoft" docAuthor="Chatterjee, Somnath, Pal, Gouri Sankar &amp; Hazra, Niladri" docDate="2022" docId="AA85888D9EE15F4988C9271309743573" docLanguage="en" docName="EvolutSyst 6(1): 89-102" docOrigin="Evolutionary Systematics 6 (1)" docPubDate="2022-06-29" docSource="http://dx.doi.org/10.3897/evolsyst.6.84170" docTitle="Culicoides cornatus Chatterjee &amp; Pal &amp; Hazra 2022, sp. nov." docType="treatment" docUuid="80804421-42DA-46AB-A5BE-F047EF11BFB6" docUuidSource="ZooBank" docVersion="1" id="33AAD9532A1A50B7BD1812618FFD234A" lastPageNumber="89" masterDocId="33AAD9532A1A50B7BD1812618FFD234A" masterDocTitle="Descriptions of two new species of Culicoides Latreille from Sundarbans, India with an adult key to the ornatus species group of the Oriental region (Diptera, Ceratopogonidae)" masterLastPageNumber="102" masterPageNumber="89" pageNumber="89" updateTime="1656548562096" updateUser="pensoft">
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<mods:titleInfo>
<mods:title>Descriptions of two new species of Culicoides Latreille from Sundarbans, India with an adult key to the ornatus species group of the Oriental region (Diptera, Ceratopogonidae)</mods:title>
</mods:titleInfo>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Chatterjee, Somnath</mods:namePart>
<mods:affiliation>Entomology Research Unit, Department of Zoology, The University of Burdwan, Burdwan, India, 713104</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Pal, Gouri Sankar</mods:namePart>
<mods:affiliation>Entomology Research Unit, Department of Zoology, The University of Burdwan, Burdwan, India, 713104</mods:affiliation>
</mods:name>
<mods:name type="personal">
<mods:role>
<mods:roleTerm>Author</mods:roleTerm>
</mods:role>
<mods:namePart>Hazra, Niladri</mods:namePart>
<mods:affiliation>Entomology Research Unit, Department of Zoology, The University of Burdwan, Burdwan, India, 713104</mods:affiliation>
<mods:nameIdentifier type="email">nhazra@zoo.buruniv.ac.in</mods:nameIdentifier>
</mods:name>
<mods:typeOfResource>text</mods:typeOfResource>
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<mods:titleInfo>
<mods:title>Evolutionary Systematics</mods:title>
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<mods:part>
<mods:date>2022</mods:date>
<mods:detail type="pubDate">
<mods:number>2022-06-29</mods:number>
</mods:detail>
<mods:detail type="volume">
<mods:number>6</mods:number>
</mods:detail>
<mods:detail type="issue">
<mods:number>1</mods:number>
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<mods:start>89</mods:start>
<mods:end>102</mods:end>
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<mods:location>
<mods:url>http://dx.doi.org/10.3897/evolsyst.6.84170</mods:url>
</mods:location>
<mods:classification>journal article</mods:classification>
<mods:identifier type="DOI">http://dx.doi.org/10.3897/evolsyst.6.84170</mods:identifier>
<mods:identifier type="Pensoft-Pub">2535-0730-1-89</mods:identifier>
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<treatment LSID="urn:lsid:zoobank.org:act:80804421-42DA-46AB-A5BE-F047EF11BFB6" httpUri="http://treatment.plazi.org/id/AA85888D9EE15F4988C9271309743573" lastPageNumber="89" pageId="0" pageNumber="89">
<subSubSection pageId="0" pageNumber="89" type="nomenclature">
<paragraph pageId="0" pageNumber="89">
<taxonomicName LSID="https://zoobank.org/80804421-42DA-46AB-A5BE-F047EF11BFB6" authority="Chatterjee &amp; Pal &amp; Hazra, 2022" authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus" status="sp. nov.">Culicoides cornatus</taxonomicName>
<taxonomicNameLabel pageId="0" pageNumber="89">sp. nov.</taxonomicNameLabel>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="89" type="description">
<paragraph pageId="0" pageNumber="89">
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">Figs 2A-H</figureCitation>
<figureCitation captionStart="Figures 3" captionStartId="F3" captionText="Figures 3. A-E. Adult male and female of Culicoides cornatus sp. nov. A. Female wing (Photograph); B. Female thorax (Photograph); C. Female Eye (SEM Photograph); D. Female maxillary palp (SEM Photograph); E. Female hind tibial comb. (SEM Photograph)." httpUri="https://binary.pensoft.net/fig/708216" pageId="0" pageNumber="89">, 3A-E</figureCitation>
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="89" type="type material">
<paragraph pageId="0" pageNumber="89">Type material.</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" italics="true" pageId="0" pageNumber="89">Holotype</emphasis>
: male, labelled as 'Holotype
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
Chatterjee, Pal and Hazra, India, West Bengal, South 24 Parganas, Balibazar [22°08'88&quot;N, 88°75'72&quot;E], 16.04.2019, Coll. S.
<normalizedToken originalValue="Chatterjee">Chatterjee'</normalizedToken>
(NZCI).
<emphasis bold="true" italics="true" pageId="0" pageNumber="89">Paratypes</emphasis>
: 1 male and 3 females, data as holotype (BUENTD).
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="89" type="diagnosis">
<paragraph pageId="0" pageNumber="89">Diagnosis.</paragraph>
<paragraph pageId="0" pageNumber="89">Eyes with interfacetal hair, wing with inconspicuous pale marking, pale spot on cell r3 occupying greater than half of the entire cell, tips of veins pale; horn shaped appearance of anterior portion of parameres.</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="89" type="description">
<paragraph pageId="0" pageNumber="89">Description.</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">
Female (n = 3).
<emphasis italics="true" pageId="0" pageNumber="89">Head</emphasis>
.
</emphasis>
Brown, eyes with interfacetal hair (Fig.
<figureCitation captionStart="Figures 3" captionStartId="F3" captionText="Figures 3. A-E. Adult male and female of Culicoides cornatus sp. nov. A. Female wing (Photograph); B. Female thorax (Photograph); C. Female Eye (SEM Photograph); D. Female maxillary palp (SEM Photograph); E. Female hind tibial comb. (SEM Photograph)." httpUri="https://binary.pensoft.net/fig/708216" pageId="0" pageNumber="89">3C</figureCitation>
), separated by distance of 1-2 ommatidia; frontovertex with 29-31 SCh; antenna pale; length ratio of antennal segments (I-XIII): 21-22 (21.5): 10: 10-11 (10.5): 9-10 (9.5): 10: 9-10 (9.5): 9: 10: 20: 24-25 (24.5): 24-25 (24.5): 25: 31-33 (32); AR 1.40-1.39 (1.395); SCo (Fig.
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2B</figureCitation>
) present on antennal segments I-XII; only absent in segment XIII; maxillary palpus (Figs
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2A</figureCitation>
,
<figureCitation captionStart="Figures 3" captionStartId="F3" captionText="Figures 3. A-E. Adult male and female of Culicoides cornatus sp. nov. A. Female wing (Photograph); B. Female thorax (Photograph); C. Female Eye (SEM Photograph); D. Female maxillary palp (SEM Photograph); E. Female hind tibial comb. (SEM Photograph)." httpUri="https://binary.pensoft.net/fig/708216" pageId="0" pageNumber="89">3D</figureCitation>
) pale, hairy; length ratio of palpal segments (I-V): 10: 19: 28: 9: 10; PR 2.15. Palpal segment III moderately swollen with subapically round, shallow sensory pit with numerous capitate sensilla restricted in sensory pit; SCh numbers in palpal segments (I-V): 1: 4: 6: 3: 6. Mandible with 17 teeth. P/H 0.58.
</paragraph>
<caption httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89" start="Figures 2" startId="F2">
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">Figures 2.</emphasis>
<emphasis bold="true" pageId="0" pageNumber="89">A-H.</emphasis>
Adult male and female of
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
sp. nov.
<emphasis bold="true" pageId="0" pageNumber="89">A.</emphasis>
Female maxillary palp;
<emphasis bold="true" pageId="0" pageNumber="89">B.</emphasis>
Female antenna;
<emphasis bold="true" pageId="0" pageNumber="89">C.</emphasis>
Female legs (femur and tibia);
<emphasis bold="true" pageId="0" pageNumber="89">D</emphasis>
, Female hind tibial comb;
<emphasis bold="true" pageId="0" pageNumber="89">E.</emphasis>
Female spermatheca;
<emphasis bold="true" pageId="0" pageNumber="89">F.</emphasis>
Paramere of male genitalia;
<emphasis bold="true" pageId="0" pageNumber="89">G.</emphasis>
Aedeagus of male genitalia;
<emphasis bold="true" pageId="0" pageNumber="89">H.</emphasis>
Male genitalia. Scale bar: 0.05 mm.
</paragraph>
</caption>
<caption httpUri="https://binary.pensoft.net/fig/708216" pageId="0" pageNumber="89" start="Figures 3" startId="F3">
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">Figures 3.</emphasis>
<emphasis bold="true" pageId="0" pageNumber="89">A-E.</emphasis>
Adult male and female of
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
sp. nov.
<emphasis bold="true" pageId="0" pageNumber="89">A.</emphasis>
Female wing (Photograph);
<emphasis bold="true" pageId="0" pageNumber="89">B.</emphasis>
Female thorax (Photograph);
<emphasis bold="true" pageId="0" pageNumber="89">C.</emphasis>
Female Eye (SEM Photograph);
<emphasis bold="true" pageId="0" pageNumber="89">D.</emphasis>
Female maxillary palp (SEM Photograph);
<emphasis bold="true" pageId="0" pageNumber="89">E.</emphasis>
Female hind tibial comb. (SEM Photograph).
</paragraph>
</caption>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" italics="true" pageId="0" pageNumber="89">Thorax</emphasis>
(Fig.
<figureCitation captionStart="Figures 3" captionStartId="F3" captionText="Figures 3. A-E. Adult male and female of Culicoides cornatus sp. nov. A. Female wing (Photograph); B. Female thorax (Photograph); C. Female Eye (SEM Photograph); D. Female maxillary palp (SEM Photograph); E. Female hind tibial comb. (SEM Photograph)." httpUri="https://binary.pensoft.net/fig/708216" pageId="0" pageNumber="89">3B</figureCitation>
). Brown in colour.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" italics="true" pageId="0" pageNumber="89">Wing</emphasis>
(Fig.
<figureCitation captionStart="Figures 3" captionStartId="F3" captionText="Figures 3. A-E. Adult male and female of Culicoides cornatus sp. nov. A. Female wing (Photograph); B. Female thorax (Photograph); C. Female Eye (SEM Photograph); D. Female maxillary palp (SEM Photograph); E. Female hind tibial comb. (SEM Photograph)." httpUri="https://binary.pensoft.net/fig/708216" pageId="0" pageNumber="89">3A</figureCitation>
). Wing with inconspicuous pale marking; costa moderately long; cell r2 moderately broad with distinct lumen; macrotrichia sparse; wing length 0.90-0.92 (0.91) mm, width 0.44-0.46 (0.45) mm; CR 0.68-0.69 (0.685); second radial cell entirely in dark region; pale spot over r-m cross vein moderately large, extending from vein M1 to costal margin; post stigmatic pale spot obliquely placed with slight medial constriction; cell r3 with distal large pale spot occupying greater than half of cell r3 and broadly touching wing margin; cell M1 with two pale spots, distal one touching wing margin; anal cell with one medially constricted distal pale spot, proximal one extended to pale spot at arculus, ends of veins pale at wing margin.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" italics="true" pageId="0" pageNumber="89">Leg</emphasis>
(Fig.
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2C</figureCitation>
). Brown in colour. Fore femora and tibia dark throughout with proximal small pale region, mid tibia and femora dark throughout; hind femora moderately dark all over and hind tibia with distal pale region; hind tibial comb (Figs
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2D</figureCitation>
,
<figureCitation captionStart="Figures 3" captionStartId="F3" captionText="Figures 3. A-E. Adult male and female of Culicoides cornatus sp. nov. A. Female wing (Photograph); B. Female thorax (Photograph); C. Female Eye (SEM Photograph); D. Female maxillary palp (SEM Photograph); E. Female hind tibial comb. (SEM Photograph)." httpUri="https://binary.pensoft.net/fig/708216" pageId="0" pageNumber="89">3E</figureCitation>
) with 4 spines, one nearest to spur longest, spur tip frayed.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">
<emphasis italics="true" pageId="0" pageNumber="89">Abdomen</emphasis>
.
</emphasis>
Brown; two large, subequal, roughly rounded functional spermathecae with sclerotised necks, measuring one 55.20-57.50 (55.35)
<normalizedToken originalValue="µm">µm</normalizedToken>
by 46.00-48.30 (47.00)
<normalizedToken originalValue="µm">µm</normalizedToken>
, another one 52.90-55.20 (54.05)
<normalizedToken originalValue="µm">µm</normalizedToken>
by 41.40-43.70 (42.55)
<normalizedToken originalValue="µm">µm</normalizedToken>
; both with slender, moderately long neck, rudimentary third one and faintly sclerotised ring present (Fig.
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2E</figureCitation>
).
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">Male (n = 1).</emphasis>
Same as female with the usual sexual differences.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">
<emphasis italics="true" pageId="0" pageNumber="89">Head</emphasis>
.
</emphasis>
Brown. Eyes with interfacetal hair, separated by distance of 2 ommatidia; frontovertex with 28 SCh; palpus pale, palpal segment III moderately swollen with apical shallow sensory pit; PR 2.5.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">
<emphasis italics="true" pageId="0" pageNumber="89">Thorax</emphasis>
.
</emphasis>
Dark brown.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">
<emphasis italics="true" pageId="0" pageNumber="89">Wing</emphasis>
.
</emphasis>
Similar with female except morphometric characters. Distribution of macrotrichia in cells; wing length 0.89 mm, width 0.34 mm.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" italics="true" pageId="0" pageNumber="89">Leg.</emphasis>
Brown in colour, all legs uniformly dark without any pale region; hind tibial comb with 4 spines and nearest to spur longest, spur tip frayed.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" pageId="0" pageNumber="89">
<emphasis italics="true" pageId="0" pageNumber="89">Abdomen</emphasis>
.
</emphasis>
Ninth sternum with shallow caudomedial excavation; ventral membrane not speculated; ninth tergum with lateral margin more or less straight.
</paragraph>
<paragraph pageId="0" pageNumber="89">
<emphasis bold="true" italics="true" pageId="0" pageNumber="89">Genitalia</emphasis>
(Fig.
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2H</figureCitation>
). Apicolateral process well developed, moderately elongated, broadly separated caudal margin between them rounded with deep mesal notch; gonocoxite (Fig.
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2H</figureCitation>
) 80.5
<normalizedToken originalValue="µm">µm</normalizedToken>
long, 52.9
<normalizedToken originalValue="µm">µm</normalizedToken>
wide at base, 27.6
<normalizedToken originalValue="µm">µm</normalizedToken>
wide at apex with ventral root poorly developed while dorsal root well developed. Gonostylus (Fig.
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2H</figureCitation>
) 62.1
<normalizedToken originalValue="µm">µm</normalizedToken>
long; 18.4
<normalizedToken originalValue="µm">µm</normalizedToken>
wide at base, 4.6
<normalizedToken originalValue="µm">µm</normalizedToken>
wide at apex, slightly curved, narrowed distally. Aedeagus (Fig.
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2G</figureCitation>
) 62.10
<normalizedToken originalValue="µm">µm</normalizedToken>
long with basal arch low; basal arm short and stout, directed posterolaterad; distal stem stout, tapering distally to blunt, truncated tip; parameres (Fig.
<figureCitation captionStart="Figures 2" captionStartId="F2" captionText="Figures 2. A-H. Adult male and female of Culicoides cornatus sp. nov. A. Female maxillary palp; B. Female antenna; C. Female legs (femur and tibia); D, Female hind tibial comb; E. Female spermatheca; F. Paramere of male genitalia; G. Aedeagus of male genitalia; H. Male genitalia. Scale bar: 0.05 mm." httpUri="https://binary.pensoft.net/fig/708215" pageId="0" pageNumber="89">2F</figureCitation>
) 52.9
<normalizedToken originalValue="µm">µm</normalizedToken>
long, fused very short distance at base anteriorly, basal arm directed anterolaterad with well developed anterior process, anterolateral arm horn shaped, stem tapering near base, simple, filamentous, pointed distally.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="89" type="remarks">
<paragraph pageId="0" pageNumber="89">Remarks.</paragraph>
<paragraph pageId="0" pageNumber="89">
New species shows similarities with
<taxonomicName genus="C." lsidName="C. aequalispinus" pageId="0" pageNumber="89" rank="species" species="aequalispinus">
<emphasis italics="true" pageId="0" pageNumber="89">C. aequalispinus</emphasis>
</taxonomicName>
and
<taxonomicName genus="C." lsidName="C. fuscitibialis" pageId="0" pageNumber="89" rank="species" species="fuscitibialis">
<emphasis italics="true" pageId="0" pageNumber="89">C. fuscitibialis</emphasis>
</taxonomicName>
but differs from the former in wing pattern and spine structure of hind tibial comb (second nearest the spur longer in
<taxonomicName genus="C." lsidName="C. aequalispinus" pageId="0" pageNumber="89" rank="species" species="aequalispinus">
<emphasis italics="true" pageId="0" pageNumber="89">C. aequalispinus</emphasis>
</taxonomicName>
).
<taxonomicName authorityName="Nandi, Mazumdar &amp; Das Gupta" authorityYear="2014" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides fuscitibialis" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="fuscitibialis">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides fuscitibialis</emphasis>
</taxonomicName>
differs from the new species in disposition of some pale spots of wing and structure of third palpal segment. New species shows similarities with
<taxonomicName genus="C." lsidName="C. circumbasalis" pageId="0" pageNumber="89" rank="species" species="circumbasalis">
<emphasis italics="true" pageId="0" pageNumber="89">C. circumbasalis</emphasis>
</taxonomicName>
Tokunaga, 1959 and
<taxonomicName genus="C." lsidName="C. cordiger" pageId="0" pageNumber="89" rank="species" species="cordiger">
<emphasis italics="true" pageId="0" pageNumber="89">C. cordiger</emphasis>
</taxonomicName>
Macfie, 1934 in wing pattern but differs in many attributes such as eyes with interfacetal hair and pale spots on wing inconspicuous in
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
sp. nov.
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
shows similarities with
<taxonomicName genus="C." lsidName="C. cordiger" pageId="0" pageNumber="89" rank="species" species="cordiger">
<emphasis italics="true" pageId="0" pageNumber="89">C. cordiger</emphasis>
</taxonomicName>
Macfie, 1934 in wing pattern but differs in attributes like eyes (eyes with interfacetal hair in new species but eyes are bare in
<taxonomicName genus="C." lsidName="C. cordiger" pageId="0" pageNumber="89" rank="species" species="cordiger">
<emphasis italics="true" pageId="0" pageNumber="89">C. cordiger</emphasis>
</taxonomicName>
), antennal ratio, mandibular teeth number and distribution of SCo on antennal segments. The new species shows similarities with
<taxonomicName genus="C." lsidName="C. corti" pageId="0" pageNumber="89" rank="species" species="corti">
<emphasis italics="true" pageId="0" pageNumber="89">C. corti</emphasis>
</taxonomicName>
Causey, 1938 in some characters like eyes with interfacetal hair, disposition of some pale spots on wing but differs in characters like palpal ratio, distribution of SCo, and on antennal segments (SCo are present on I-XII in
<taxonomicName genus="C." lsidName="C. cornatus" pageId="0" pageNumber="89" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">C. cornatus</emphasis>
</taxonomicName>
but SCo on I and XI-XIII in
<taxonomicName genus="C." lsidName="C. corti" pageId="0" pageNumber="89" rank="species" species="corti">
<emphasis italics="true" pageId="0" pageNumber="89">C. corti</emphasis>
</taxonomicName>
), P/H ratio, shape of the aedeagus and paramere. Distribution of SCo on antennal segments of
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
are similar with
<taxonomicName genus="C." lsidName="C. damnosus" pageId="0" pageNumber="89" rank="species" species="damnosus">
<emphasis italics="true" pageId="0" pageNumber="89">C. damnosus</emphasis>
</taxonomicName>
Delfinado, 1961 and
<taxonomicName genus="C." lsidName="C. flumineus" pageId="0" pageNumber="89" rank="species" species="flumineus">
<emphasis italics="true" pageId="0" pageNumber="89">C. flumineus</emphasis>
</taxonomicName>
Macfie, 1937 but differs in characters like eyes with interfacetal hair, antennal ratio, mandibular teeth, and number and disposition of pale spots on wing.
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
shows similarities with
<taxonomicName genus="C." lsidName="C. palawanensis" pageId="0" pageNumber="89" rank="species" species="palawanensis">
<emphasis italics="true" pageId="0" pageNumber="89">C. palawanensis</emphasis>
</taxonomicName>
Delfinado, 1961 in SCo distribution and hairy eyes but differs in disposition of pale spots on wing, shape of the parameres and aedeagus, P/H ratio (much less in
<taxonomicName genus="C." lsidName="C. cornatus" pageId="0" pageNumber="89" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">C. cornatus</emphasis>
</taxonomicName>
), mandibular teeth number (17 in
<taxonomicName genus="C." lsidName="C. cornatus" pageId="0" pageNumber="89" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">C. cornatus</emphasis>
</taxonomicName>
but 11-13 in
<taxonomicName genus="C." lsidName="C. palawanensis" pageId="0" pageNumber="89" rank="species" species="palawanensis">
<emphasis italics="true" pageId="0" pageNumber="89">C. palawanensis</emphasis>
</taxonomicName>
), and antennal ratio.
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
also shares similarities with
<taxonomicName genus="C." lsidName="C. papuensis" pageId="0" pageNumber="89" rank="species" species="papuensis">
<emphasis italics="true" pageId="0" pageNumber="89">C. papuensis</emphasis>
</taxonomicName>
Tokunaga, 1962 in disposition of some pale spots on wing but differs in the presence of interfacetal hair on eyes in
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
(bare in
<taxonomicName genus="C." lsidName="C. papuensis" pageId="0" pageNumber="89" rank="species" species="papuensis">
<emphasis italics="true" pageId="0" pageNumber="89">C. papuensis</emphasis>
</taxonomicName>
), distribution of SCo on the antennal segments, mandibular teeth number, antennal ratio and the shape of parameres.
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
differs with
<taxonomicName genus="C." lsidName="C. hollandiensis" pageId="0" pageNumber="89" rank="species" species="hollandiensis">
<emphasis italics="true" pageId="0" pageNumber="89">C. hollandiensis</emphasis>
</taxonomicName>
Tokunaga, 1959 in pale marking of wing (inconspicuous pale marking in
<taxonomicName genus="C." lsidName="C. cornatus" pageId="0" pageNumber="89" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">C. cornatus</emphasis>
</taxonomicName>
whereas prominent pale marking present in
<taxonomicName genus="C." lsidName="C. hollandiensis" pageId="0" pageNumber="89" rank="species" species="hollandiensis">
<emphasis italics="true" pageId="0" pageNumber="89">C. hollandiensis</emphasis>
</taxonomicName>
) and shape of the aedeagus (terminally rounded in
<taxonomicName genus="C." lsidName="C. hollandiensis" pageId="0" pageNumber="89" rank="species" species="hollandiensis">
<emphasis italics="true" pageId="0" pageNumber="89">C. hollandiensis</emphasis>
</taxonomicName>
).
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
differs from
<taxonomicName genus="C." lsidName="C. pampangensis" pageId="0" pageNumber="89" rank="species" species="pampangensis">
<emphasis italics="true" pageId="0" pageNumber="89">C. pampangensis</emphasis>
</taxonomicName>
Delfinado, 1961 in structure of paramere and pale marking of wing.
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
is different from
<taxonomicName genus="C." lsidName="C. paragarciai" pageId="0" pageNumber="89" rank="species" species="paragarciai">
<emphasis italics="true" pageId="0" pageNumber="89">C. paragarciai</emphasis>
</taxonomicName>
Dyce, 1996 in pale marking on wing (pale marking absent in
<taxonomicName genus="C." lsidName="C. paragarciai" pageId="0" pageNumber="89" rank="species" species="paragarciai">
<emphasis italics="true" pageId="0" pageNumber="89">C. paragarciai</emphasis>
</taxonomicName>
) and structure of hind tibial comb (hind tibial comb with 5 spines and 2nd from the spur is longest in
<taxonomicName genus="C." lsidName="C. paragarciai" pageId="0" pageNumber="89" rank="species" species="paragarciai">
<emphasis italics="true" pageId="0" pageNumber="89">C. paragarciai</emphasis>
</taxonomicName>
whereas 4 spines and 1st from the spur longest in
<taxonomicName genus="C." lsidName="C. cornatus" pageId="0" pageNumber="89" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">C. cornatus</emphasis>
</taxonomicName>
).
<taxonomicName authorityName="Tokunaga" authorityYear="1959" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides quaterifasciatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="quaterifasciatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides quaterifasciatus</emphasis>
</taxonomicName>
Tokunaga, 1959 differs in presence of densely spread macrotrichia on wing and also some pale marking is different from
<taxonomicName genus="C." lsidName="C. cornatus" pageId="0" pageNumber="89" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">C. cornatus</emphasis>
</taxonomicName>
.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="89" type="etymology">
<paragraph pageId="0" pageNumber="89">Etymology.</paragraph>
<paragraph pageId="0" pageNumber="89">
The name '
<taxonomicName authorityName="Chatterjee &amp; Pal &amp; Hazra" authorityYear="2022" class="Insecta" family="Certopogonidae" genus="Culicoides" higherTaxonomySource="CoL" kingdom="Animalia" lsidName="Culicoides cornatus" order="Diptera" pageId="0" pageNumber="89" phylum="Arthropoda" rank="species" species="cornatus">
<emphasis italics="true" pageId="0" pageNumber="89">Culicoides cornatus</emphasis>
</taxonomicName>
' refers to Latinised version of cow horn shaped appearance of anterior portion of parameres.
</paragraph>
</subSubSection>
<subSubSection pageId="0" pageNumber="89" type="distribution">
<paragraph pageId="0" pageNumber="89">Distribution and bionomics.</paragraph>
<paragraph pageId="0" pageNumber="89">The species was collected in adjacent to Indian Sundarbans Deltaic region, a world heritage site (West Bengal state). Adult midges were collected from a cowshed using an ultraviolet light trap in the type locality, situated in the vicinity of Datta River. The type locality is at an altitude of 7.50 m above sea level.</paragraph>
</subSubSection>
</treatment>
</document>